diff options
93 files changed, 1960 insertions, 1157 deletions
diff --git a/.gitignore b/.gitignore index c925f19f41..f8336063b7 100644 --- a/.gitignore +++ b/.gitignore @@ -261,6 +261,7 @@ /test-ring /test-rlimit-util /test-sched-prio +/test-seccomp /test-selinux /test-set /test-sizeof diff --git a/Makefile.am b/Makefile.am index 00124a29f8..a707d4a899 100644 --- a/Makefile.am +++ b/Makefile.am @@ -493,7 +493,6 @@ dist_systemunit_DATA = \ units/swap.target \ units/slices.target \ units/system.slice \ - units/x-.slice \ units/systemd-initctl.socket \ units/syslog.socket \ units/dev-hugepages.mount \ @@ -637,17 +636,6 @@ GENERAL_ALIASES += \ $(systemunitdir)/reboot.target $(pkgsysconfdir)/system/ctrl-alt-del.target \ $(systemunitdir)/machines.target $(pkgsysconfdir)/system/multi-user.target.wants/machines.target -# automake is broken and can't handle files with a dash in front -# http://debbugs.gnu.org/cgi/bugreport.cgi?bug=14728#8 -units-install-hook: - mv $(DESTDIR)$(systemunitdir)/x-.slice $(DESTDIR)/$(systemunitdir)/-.slice - -units-uninstall-hook: - rm -f $(DESTDIR)/$(systemunitdir)/-.slice - -INSTALL_DATA_HOOKS += units-install-hook -UNINSTALL_DATA_HOOKS += units-uninstall-hook - dist_doc_DATA = \ README \ NEWS \ @@ -1275,8 +1263,8 @@ libcore_la_SOURCES = \ src/core/audit-fd.h \ src/core/show-status.c \ src/core/show-status.h \ - src/core/failure-action.c \ - src/core/failure-action.h + src/core/emergency-action.c \ + src/core/emergency-action.h nodist_libcore_la_SOURCES = \ src/core/load-fragment-gperf.c \ @@ -1570,6 +1558,11 @@ tests += \ test-acl-util endif +if HAVE_SECCOMP +tests += \ + test-seccomp +endif + EXTRA_DIST += \ test/a.service \ test/basic.target \ @@ -1627,6 +1620,12 @@ EXTRA_DIST += \ test/test-execute/exec-passenvironment.service \ test/test-execute/exec-group.service \ test/test-execute/exec-group-nfsnobody.service \ + test/test-execute/exec-supplementarygroups.service \ + test/test-execute/exec-supplementarygroups-single-group.service \ + test/test-execute/exec-supplementarygroups-single-group-user.service \ + test/test-execute/exec-supplementarygroups-multiple-groups-default-group-user.service \ + test/test-execute/exec-supplementarygroups-multiple-groups-withgid.service \ + test/test-execute/exec-supplementarygroups-multiple-groups-withuid.service \ test/test-execute/exec-ignoresigpipe-no.service \ test/test-execute/exec-ignoresigpipe-yes.service \ test/test-execute/exec-personality-x86-64.service \ @@ -2032,6 +2031,12 @@ test_acl_util_SOURCES = \ test_acl_util_LDADD = \ libsystemd-shared.la +test_seccomp_SOURCES = \ + src/test/test-seccomp.c + +test_seccomp_LDADD = \ + libsystemd-shared.la + test_namespace_LDADD = \ libcore.la @@ -6031,7 +6036,6 @@ EXTRA_DIST += \ test/TEST-12-ISSUE-3171/Makefile \ test/TEST-12-ISSUE-3171/test.sh \ test/TEST-13-NSPAWN-SMOKE/Makefile \ - test/TEST-13-NSPAWN-SMOKE/has-overflow.c \ test/TEST-13-NSPAWN-SMOKE/create-busybox-container \ test/TEST-13-NSPAWN-SMOKE/test.sh \ test/test-functions @@ -6,7 +6,8 @@ CHANGES WITH 232 in spe the user or group of a service when that service exits. * The new ProtectKernelModules= option can be used to disable explicit - load and unload operations of kernel modules by a service. + load and unload operations of kernel modules by a service. In + addition access to /usr/lib/modules is removed if this option is set. * ProtectSystem= option gained a new value "strict", which causes the whole file system tree with the exception of /dev, /proc, and /sys, @@ -35,14 +36,14 @@ CHANGES WITH 232 in spe ProtectSystem=strict enabled, so they are not able to make any permanent modifications to the system. - The nss-systemd module also always resolves root and nobody, making + * The nss-systemd module also always resolves root and nobody, making it possible to have no /etc/passwd or /etc/group files in minimal - container systems. + container or chroot environments. * Services may be started with their own user namespace using the new - PrivateUsers= option. Only root, nobody, and the uid/gid under which - the service is running are mapped. All other users are mapped to - nobody. + boolean PrivateUsers= option. Only root, nobody, and the uid/gid + under which the service is running are mapped. All other users are + mapped to nobody. * Support for the cgroup namespace has been added to systemd-nspawn. If supported by kernel, the container system started by systemd-nspawn @@ -57,12 +58,22 @@ CHANGES WITH 232 in spe options. This controller requires out-of-tree patches for the kernel and the support is provisional. - * .automount units may now be transient. - - * systemd-mount is a new tool which wraps mount(8) to pull in - additional dependencies through transient .mount and .automount - units. For example, this automatically runs fsck on the block device - before mounting, and allows the automount logic to be used. + * Mount and automount units may now be created transiently + (i.e. dynamically at runtime via the bus API, instead of requiring + unit files in the file system). + + * systemd-mount is a new tool which may mount file systems – much like + mount(8), optionally pulling in additional dependencies through + transient .mount and .automount units. For example, this tool + automatically runs fsck on a backing block device before mounting, + and allows the automount logic to be used dynamically from the + command line for establishing mount points. This tool is particularly + useful when dealing with removable media, as it will ensure fsck is + run – if necessary – before the first access and that the file system + is quickly unmounted after each access by utilizing the automount + logic. This maximizes the chance that the file system on the + removable media stays in a clean state, and if it isn't in a clean + state is fixed automatically. * LazyUnmount=yes option for mount units has been added to expose the umount --lazy option. Similarly, ForceUnmount=yes exposes the --force @@ -75,6 +86,12 @@ CHANGES WITH 232 in spe mount the EFI partition on systems where /boot is used for something else. + * When operating on GPT disk images for containers, systemd-nspawn will + now mount the ESP to /boot or /efi according to the same rules as PID + 1 running on a host. This allows tools like "bootctl" to operate + correctly within such containers, in order to make container images + bootable on physical systems. + * disk/by-id and disk/by-path symlinks are now created for NVMe drives. * Two new user session targets have been added to support running @@ -95,7 +112,7 @@ CHANGES WITH 232 in spe the top of the process hierarchy (which is usually the init process of the container). - * systemd-journal-gatewayd learned the --directory option to serve + * systemd-journal-gatewayd learned the --directory= option to serve files from the specified location. * journalctl --root=… can be used to peruse the journal in the @@ -112,23 +129,26 @@ CHANGES WITH 232 in spe a click rate that is different than the one for the vertical wheel. * systemd-run gained a new --wait option that makes service execution - synchronous. + synchronous. (Specifically, the command will not return until the + specified service binary exited.) - systemctl gained a new --wait option that causes the start command to + * systemctl gained a new --wait option that causes the start command to wait until the units being started have terminated again. - * A new journal output mode "short-full" has been added which uses + * A new journal output mode "short-full" has been added which displays timestamps with abbreviated English day names and adds a timezone - suffix. Those timestamps include more information and can be parsed - by journalctl. + suffix. Those timestamps include more information than the default + "short" output mode, and can be passed directly to journalctl's + --since= and --until= options. * /etc/resolv.conf will be bind-mounted into containers started by systemd-nspawn, if possible, so any changes to resolv.conf contents are automatically propagated to the container. * The number of instances for socket-activated services originating - from a single IP can be limited with MaxConnectionsPerSource=, - extending the existing setting of MaxConnections. + from a single IP address can be limited with + MaxConnectionsPerSource=, extending the existing setting of + MaxConnections=. * systemd-networkd gained support for vcan ("Virtual CAN") interface configuration. @@ -143,21 +163,23 @@ CHANGES WITH 232 in spe GenericReceiveOffload=, LargeReceiveOffload= options in the [Link] section of .link files. - Spanning Tree Protocol enablement, Priority, Aging Time, and the - Default Port VLAN ID can be configured for bridge devices using the - new STP=, Priority=, AgeingTimeSec=, and DefaultPVID= settings in the - [Bridge] section of .netdev files. + * The Spanning Tree Protocol, Priority, Aging Time, and the Default + Port VLAN ID can be configured for bridge devices using the new STP=, + Priority=, AgeingTimeSec=, and DefaultPVID= settings in the [Bridge] + section of .netdev files. - The route table to which routes received over DHCP or RA should be + * The route table to which routes received over DHCP or RA should be added can be configured with the new RouteTable= option in the [DHCP] and [IPv6AcceptRA] sections of .network files. - Address Resolution Protocol can be disabled on links managed by + * The Address Resolution Protocol can be disabled on links managed by systemd-networkd using the ARP=no setting in the [Link] section of .network files. - * $SERVICE_RESULT, $EXIT_CODE, $EXIT_STATUS are set for ExecStop= and - ExecStopPost= commands. + * New environment variables $SERVICE_RESULT, $EXIT_CODE and + $EXIT_STATUS are set for ExecStop= and ExecStopPost= commands, and + encode information about the result and exit codes of the current + service runtime cycle. * systemd-sysctl will now configure kernel parameters in the order they occur in the configuration files. This matches what sysctl @@ -184,6 +206,111 @@ CHANGES WITH 232 in spe $SYSTEMD_NSPAWN_SHARE_NS_UTS may be used to control the unsharing of individual namespaces. + * "machinectl list" now shows the IP address of running containers in + the output, as well as OS release information. + + * "loginctl list" now shows the TTY of each session in the output. + + * sd-bus gained new API calls sd_bus_track_set_recursive(), + sd_bus_track_get_recursive(), sd_bus_track_count_name(), + sd_bus_track_count_sender(). They permit usage of sd_bus_track peer + tracking objects in a "recursive" mode, where a single client can be + counted multiple times, if it takes multiple references. + + * sd-bus gained new API calls sd_bus_set_exit_on_disconnect() and + sd_bus_get_exit_on_disconnect(). They may be used to to make a + process using sd-bus automatically exit if the bus connection is + severed. + + * Bus clients of the service manager may now "pin" loaded units into + memory, by taking an explicit reference on them. This is useful to + ensure the client can retrieve runtime data about the service even + after the service completed execution. Taking such a reference is + available only for privileged clients and should be helpful to watch + running services in a race-free manner, and in particular collect + information about exit statuses and results. + + * The nss-resolve module has been changed to strictly return UNAVAIL + when communication via D-Bus with resolved failed, and NOTFOUND when + a lookup completed but was negative. This means it is now possible to + neatly configure fallbacks using nsswitch.conf result checking + expressions. Taking benefit of this, the new recommended + configuration line for the "hosts" entry in /etc/nsswitch.conf is: + + hosts: files mymachines resolve [!UNAVAIL=return] dns myhostname + + * A new setting CtrlAltDelBurstAction= has been added to + /etc/systemd/system.conf which may be used to configure the precise + behaviour if the user on the console presses Ctrl-Alt-Del more often + than 7 times in 2s. Previously this would unconditionally result in + an expedited, immediate reboot. With this new setting the precise + operation may be configured in more detail, and also turned off + entirely. + + * In .netdev files two new settings RemoteChecksumTx= and + RemoteChecksumRx= are now understood that permit configuring the + remote checksumming logic for VXLAN networks. + + * The service manager learnt a new "invocation ID" concept for invoked + services. Each runtime cycle of a service will get a new invocation + ID (a 128bit random UUID) assigned that identifies the current + run of the service uniquely and globally. A new invocation ID + is generated each time a service starts up. The journal will store + the invocation ID of a service along with any logged messages, thus + making the invocation ID useful for matching the online runtime of a + service with the offline log data it generated in a safe way without + relying on synchronized timestamps. In many ways this new service + invocation ID concept is similar to the kernel's boot ID concept that + uniquely and globally identifies the runtime of each boot. The + invocation ID of a service is passed to the service itself via an + environment variable ($INVOCATION_ID). A new bus call + GetUnitByInvocationID() has been added that is similar to GetUnit() + but instead of retrieving the bus path for a unit by its name + retrieves it by its invocation ID. The returned path is valid only as + long as the passed invocation ID is current. + + * systemd-resolved gained a new "DNSStubListener" setting in + resolved.conf. It either takes a boolean value or the special values + "udp" and "tcp", and configures whether to enable the stub DNS + listener on 127.0.0.53:53. + + * IP addresses configured via networkd may now carry additional + configuration settings supported by the kernel. New options include: + HomeAddress=, DuplicateAddressDetection=, ManageTemporaryAddress=, + PrefixRoute=, AutoJoin=. + + * The PAM configuration fragment file for "user@.service" shipped with + systemd (i.e. the --user instance of systemd) has been stripped to + the minimum necessary to make the system boot. Previously, it + contained Fedora-specific stanzas that did not apply to other + distributions. It is expected that downstream distributions add + additional configuration lines, matching their needs to this file, + using it only as rough template of what systemd itself needs. Note + that this reduced fragment does not even include an invocation of + pam_limits which most distributions probably want to add, even though + systemd itself does not need it. (There's also the new build time + option --with-pamconfdir=no to disable installation of the PAM + fragment entirely.) + + * If PrivateDevices=yes is set for a service the CAP_SYS_RAWIO + capability is now also dropped from its set (in addition to + CAP_SYS_MKNOD as before). + + * In service unit files it is now possible to connect a specific named + file descriptor with stdin/stdout/stdout of an executed service. The + name may be specified in matching .socket units using the + FileDescriptorName= setting. + + * A number of journal settings may now be configured on the kernel + command line. Specifically, the following options are now understood: + systemd.journald.max_level_console=, + systemd.journald.max_level_store=, + systemd.journald.max_level_syslog=, systemd.journald.max_level_kmsg=, + systemd.journald.max_level_wall=. + + * "systemctl is-enabled --full" will now show by which symlinks a unit + file is enabled in the unit dependency tree. + CHANGES WITH 231: * In service units the various ExecXYZ= settings have been extended @@ -360,7 +487,7 @@ CHANGES WITH 231: file. It can be used in lieu of %systemd_requires in packages which don't use any systemd functionality and are intended to be installed in minimal containers without systemd present. This macro provides - ordering dependecies to ensure that if the package is installed in + ordering dependencies to ensure that if the package is installed in the same rpm transaction as systemd, systemd will be installed before the scriptlets for the package are executed, allowing unit presets to be handled. @@ -395,7 +522,7 @@ CHANGES WITH 231: "mkosi" is invoked in the build tree a new raw OS image is generated incorporating the systemd sources currently being worked on and a clean, fresh distribution installation. The generated OS image may be - booted up with "systemd-nspawn -b -i", qemu-kvm or on any physcial + booted up with "systemd-nspawn -b -i", qemu-kvm or on any physical UEFI PC. This functionality is particularly useful to easily test local changes made to systemd in a pristine, defined environment. See HACKING for details. @@ -1058,7 +1185,7 @@ CHANGES WITH 228: --user instance of systemd these specifiers where correctly resolved, but hardly made any sense, since the user instance lacks privileges to do user switches anyway, and User= is - hence useless. Morever, even in the --user instance of + hence useless. Moreover, even in the --user instance of systemd behaviour was awkward as it would only take settings from User= assignment placed before the specifier into account. In order to unify and simplify the logic around @@ -1194,7 +1321,7 @@ CHANGES WITH 227: * The RuntimeDirectory= setting now understands unit specifiers like %i or %f. - * A new (still internal) libary API sd-ipv4acd has been added, + * A new (still internal) library API sd-ipv4acd has been added, that implements address conflict detection for IPv4. It's based on code from sd-ipv4ll, and will be useful for detecting DHCP address conflicts. @@ -1763,7 +1890,7 @@ CHANGES WITH 220: * systemd-nspawn gained a new --property= setting to set unit properties for the container scope. This is useful for - setting resource parameters (e.g "CPUShares=500") on + setting resource parameters (e.g. "CPUShares=500") on containers started from the command line. * systemd-nspawn gained a new --private-users= switch to make @@ -2061,7 +2188,7 @@ CHANGES WITH 219: files. * systemd now provides a way to store file descriptors - per-service in PID 1.This is useful for daemons to ensure + per-service in PID 1. This is useful for daemons to ensure that fds they require are not lost during a daemon restart. The fds are passed to the daemon on the next invocation in the same way socket activation fds are @@ -3109,7 +3236,7 @@ CHANGES WITH 214: time, the extended attribute calls have moved to glibc, and libattr is thus unnecessary. - * Virtualization detection works without priviliges now. This + * Virtualization detection works without privileges now. This means the systemd-detect-virt binary no longer requires CAP_SYS_PTRACE file capabilities, and our daemons can run with fewer privileges. @@ -3833,7 +3960,7 @@ CHANGES WITH 209: /usr/lib/net/links/99-default.link. Old 80-net-name-slot.rules udev configuration file has been removed, so local configuration overriding this file should - be adapated to override 99-default.link instead. + be adapted to override 99-default.link instead. * When the User= switch is used in a unit file, also initialize $SHELL= based on the user database entry. @@ -4476,7 +4603,7 @@ CHANGES WITH 206: * logind's device ACLs may now be applied to these "dead" devices nodes too, thus finally allowing managed access to - devices such as /dev/snd/sequencer whithout loading the + devices such as /dev/snd/sequencer without loading the backing module right-away. * A new RPM macro has been added that may be used to apply @@ -4967,7 +5094,7 @@ CHANGES WITH 199: processes executed in parallel based on the number of available CPUs instead of the amount of available RAM. This is supposed to provide a more reliable default and limit a too aggressive - paralellism for setups with 1000s of devices connected. + parallelism for setups with 1000s of devices connected. Contributions from: Auke Kok, Colin Walters, Cristian Rodríguez, Daniel Buch, Dave Reisner, Frederic Crozat, Hannes @@ -5305,7 +5432,7 @@ CHANGES WITH 197: presenting log data. * systemctl will no longer show control group information for - a unit if a the control group is empty anyway. + a unit if the control group is empty anyway. * logind can now automatically suspend/hibernate/shutdown the system on idle. @@ -6096,7 +6223,7 @@ CHANGES WITH 186: * The SysV search path is no longer exported on the D-Bus Manager object. - * The Names= option is been removed from unit file parsing. + * The Names= option has been removed from unit file parsing. * There's a new man page bootup(7) detailing the boot process. @@ -6241,7 +6368,7 @@ CHANGES WITH 183: about this in more detail. * var-run.mount and var-lock.mount are no longer provided - (which prevously bind mounted these directories to their new + (which previously bind mounted these directories to their new places). Distributions which have not converted these directories to symlinks should consider stealing these files from git history and add them downstream. @@ -6382,7 +6509,7 @@ CHANGES WITH 44: * Many bugfixes for the journal, including endianness fixes and ensuring that disk space enforcement works - * sd-login.h is C++ comptaible again + * sd-login.h is C++ compatible again * Extend the /etc/os-release format on request of the Debian folks @@ -6610,7 +6737,7 @@ CHANGES WITH 38: * New man pages for all APIs from libsystemd-login. - * The build tree got reorganized and a the build system is a + * The build tree got reorganized and the build system is a lot more modular allowing embedded setups to specifically select the components of systemd they are interested in. diff --git a/autogen.sh b/autogen.sh index fa8d2916ad..1897e23b53 100755 --- a/autogen.sh +++ b/autogen.sh @@ -19,13 +19,11 @@ set -e verb="$1" -if [[ -n "$verb" ]]; then - if [[ "$verb" != [cgals] ]]; then - echo "Unexpected argument: $verb" >&2 - exit 1 - fi - shift -fi +case "$verb" in +"") ;; +[cgals]) shift ;; +*) echo "Unexpected argument: $verb" >&2; exit 1 ;; +esac oldpwd=$(pwd) topdir=$(dirname $0) diff --git a/catalog/systemd.ko.catalog.in b/catalog/systemd.ko.catalog.in index 8a053254ee..0249cba747 100644 --- a/catalog/systemd.ko.catalog.in +++ b/catalog/systemd.ko.catalog.in @@ -25,6 +25,7 @@ # # Translator : # Seong-ho Cho <darkcircle.0426@gmail.com>, 2015. +# Dongsu Park <dpark@posteo.net>, 2016. -- f77379a8490b408bbe5f6940505a777b Subject: 저널 시작 @@ -42,6 +43,24 @@ Support: %SUPPORT_URL% 시스템 저널 프로세스를 껐고 현재 활성화 중인 저널 파일을 모두 닫았습니다. +-- ec387f577b844b8fa948f33cad9a75e6 +Subject: 저널이 디스크 공간을 점유중 +Defined-By: systemd +Support: %SUPPORT_URL% + +저널 @JOURNAL_NAME@ (@JOURNAL_PATH@)이 현재 @CURRENT_USE_PRETTY@ +만큼의 용량을 사용하고 있습니다. 최대 허용 용량은 +@MAX_USE_PRETTY@입니다. 최소한 @DISK_KEEP_FREE_PRETTY@의 빈공간을 +남겨둡니다. (현재 디스크 전체 용량은 @DISK_AVAILABLE_PRETTY@) +따라서 실제 사용 최대 한도는 @LIMIT_PRETTY@으로 설정되며, +@AVAILABLE_PRETTY@ 만큼의 용량이 계속 비어있습니다. + +저널이 차지하는 디스크 공간을 제어하기 위해서는 +/etc/systemd/journald.conf 의 SystemMaxUse=, SystemKeepFree=, +SystemMaxFileSize=, RuntimeMaxUse=, RuntimeKeepFree=, +RuntimeMaxFileSize= 변수를 설정합니다. 자세한 내용은 +journald.conf(5)을 살펴보십시오. + -- a596d6fe7bfa4994828e72309e95d61e Subject: 서비스의 메시지를 거절함 Defined-By: systemd @@ -56,7 +75,7 @@ Documentation: man:journald.conf(5) 메시지 거절 제어 제한 값은 /etc/systemd/journald.conf 의 RateLimitIntervalSec= 변수와 RateLimitBurst= 변수로 설정합니다. -자세한 내용은 ournald.conf(5)를 살펴보십시오. +자세한 내용은 journald.conf(5)를 살펴보십시오. -- e9bf28e6e834481bb6f48f548ad13606 Subject: 저널 메시지 놓침 @@ -246,7 +265,7 @@ Support: %SUPPORT_URL% 두번째 필드 또는 systemd 유닛 파일의 Where= 필드) 비어있지 않습니다. 마운트 과정에 방해가 되진 않지만 이전에 이 디렉터리에 존재하는 파일에 접근할 수 없게 됩니다. 중복으로 마운트한 파일을 보려면, 근본 파일 -시스템의 다음 위치에 직접 마운트하십시오. +시스템을 별도 위치에 직접 마운트하십시오. -- 24d8d4452573402496068381a6312df2 Subject: 가상 머신 또는 컨테이너 시작 @@ -262,3 +281,41 @@ Defined-By: systemd Support: %SUPPORT_URL% @LEADER@ 프로세스 ID로 동작하는 @NAME@ 가상 머신을 껐습니다. + +-- 36db2dfa5a9045e1bd4af5f93e1cf057 +Subject: 서버 미지원으로 인하여 DNSSEC 모드 종료 +Defined-By: systemd +Support: %SUPPORT_URL% +Documentation: man:systemd-resolved.service(8) resolved.conf(5) + +해당 DNS 서버가 DNSSEC을 지원하지 않는다는 것을 리졸버 서비스 +(systemd-resolved.service)가 인식했습니다. 따라서 DNSSEC 검증 기능도 +꺼집니다. + +이 이벤트는 resolved.conf 파일에 DNSSEC=allow-downgrade가 설정되었고, 해당 +DNS 서버가 DNSSEC과 비호환일 경우에만 발생합니다. 이 모드를 켤 경우에는 +DNSSEC 다운그레이드 공격을 허용할수 있다는 점에 주의하세요. 이는 공격자 +역시 다운그레이드가 발생한 통신 채널에 DNS 응답 메시지를 끼워넣는 방식으로 +DNSSEC 검증 기능을 꺼버릴수 있기 때문입니다. + +이 이벤트가 의미하는 것은, DNS 서버가 실제로 DNSSEC과 비호환이거나, 또는 +공격자가 위와 같은 다운그레이드 공격을 수행하는데 성공했다는 뜻입니다. + +-- 1675d7f172174098b1108bf8c7dc8f5d +Subject: DNSSEC 검증 실패 +Defined-By: systemd +Support: %SUPPORT_URL% +Documentation: man:systemd-resolved.service(8) + +DNS 요청 또는 리소스 레코드가 DNSSEC 검증에 실패했습니다. 이것은 보통 +해당 통신 채널이 조작되었다는 뜻입니다. + +-- 4d4408cfd0d144859184d1e65d7c8a65 +Subject: DNSSEC 신뢰성 시작점 취소 +Defined-By: systemd +Support: %SUPPORT_URL% +Documentation: man:systemd-resolved.service(8) + +DNSSEC 신뢰성 시작점이 취소되었습니다. 새로운 신뢰성 시작점이 설정되거나, +또는 업데이트된 DNSSEC 신뢰성 시작점을 제공하기 위해서 운영체제를 업데이트 +해야 합니다. diff --git a/man/journald.conf.xml b/man/journald.conf.xml index df2e2246a1..9daa964803 100644 --- a/man/journald.conf.xml +++ b/man/journald.conf.xml @@ -301,22 +301,21 @@ <term><varname>ForwardToConsole=</varname></term> <term><varname>ForwardToWall=</varname></term> - <listitem><para>Control whether log messages received by the - journal daemon shall be forwarded to a traditional syslog - daemon, to the kernel log buffer (kmsg), to the system - console, or sent as wall messages to all logged-in users. - These options take boolean arguments. If forwarding to syslog - is enabled but nothing reads messages from the socket, - forwarding to syslog has no effect. By default, only - forwarding to wall is enabled. These settings may be - overridden at boot time with the kernel command line options - <literal>systemd.journald.forward_to_syslog=</literal>, - <literal>systemd.journald.forward_to_kmsg=</literal>, - <literal>systemd.journald.forward_to_console=</literal>, and - <literal>systemd.journald.forward_to_wall=</literal>. When - forwarding to the console, the TTY to log to can be changed - with <varname>TTYPath=</varname>, described - below.</para></listitem> + <listitem><para>Control whether log messages received by the journal daemon shall + be forwarded to a traditional syslog daemon, to the kernel log buffer (kmsg), to + the system console, or sent as wall messages to all logged-in users. These + options take boolean arguments. If forwarding to syslog is enabled but nothing + reads messages from the socket, forwarding to syslog has no effect. By default, + only forwarding to wall is enabled. These settings may be overridden at boot time + with the kernel command line options + <literal>systemd.journald.forward_to_syslog</literal>, + <literal>systemd.journald.forward_to_kmsg</literal>, + <literal>systemd.journald.forward_to_console</literal>, and + <literal>systemd.journald.forward_to_wall</literal>. If the option name is + specified without <literal>=</literal> and the following argument, true is + assumed. Otherwise, the argument is parsed as a boolean. When forwarding to the + console, the TTY to log to can be changed with <varname>TTYPath=</varname>, + described below.</para></listitem> </varlistentry> <varlistentry> diff --git a/man/nss-myhostname.xml b/man/nss-myhostname.xml index b1daaba02b..c25476ecc8 100644 --- a/man/nss-myhostname.xml +++ b/man/nss-myhostname.xml @@ -110,7 +110,7 @@ group: compat mymachines systemd shadow: compat -hosts: files mymachines resolve <command>myhostname</command> +hosts: files mymachines resolve [!UNAVAIL=return] dns <command>myhostname</command> networks: files protocols: db files diff --git a/man/nss-mymachines.xml b/man/nss-mymachines.xml index a70119e256..00bcc53ec0 100644 --- a/man/nss-mymachines.xml +++ b/man/nss-mymachines.xml @@ -86,7 +86,7 @@ group: compat <command>mymachines</command> systemd shadow: compat -hosts: files <command>mymachines</command> resolve myhostname +hosts: files <command>mymachines</command> resolve [!UNAVAIL=return] dns myhostname networks: files protocols: db files diff --git a/man/nss-resolve.xml b/man/nss-resolve.xml index d66e8ba521..9f24f65019 100644 --- a/man/nss-resolve.xml +++ b/man/nss-resolve.xml @@ -85,7 +85,7 @@ group: compat mymachines systemd shadow: compat -hosts: files mymachines <command>resolve [!UNAVAIL=return]</command> dns +hosts: files mymachines <command>resolve [!UNAVAIL=return]</command> dns myhostname networks: files protocols: db files diff --git a/man/nss-systemd.xml b/man/nss-systemd.xml index 56d26e7d1f..71aed4df83 100644 --- a/man/nss-systemd.xml +++ b/man/nss-systemd.xml @@ -83,7 +83,7 @@ group: compat mymachines <command>systemd</command> shadow: compat -hosts: files mymachines resolve myhostname +hosts: files mymachines resolve [!UNAVAIL=return] dns myhostname networks: files protocols: db files diff --git a/man/sd_event_source_set_priority.xml b/man/sd_event_source_set_priority.xml index 6e7032fc80..b6bab6d316 100644 --- a/man/sd_event_source_set_priority.xml +++ b/man/sd_event_source_set_priority.xml @@ -57,9 +57,9 @@ <funcsynopsisinfo>#include <systemd/sd-event.h></funcsynopsisinfo> <funcsynopsisinfo><token>enum</token> { - <constant>SD_EVENT_SOURCE_IMPORTANT</constant> = -100, - <constant>SD_EVENT_SOURCE_NORMAL</constant> = 0, - <constant>SD_EVENT_SOURCE_IDLE</constant> = 100, + <constant>SD_EVENT_PRIORITY_IMPORTANT</constant> = -100, + <constant>SD_EVENT_PRIORITY_NORMAL</constant> = 0, + <constant>SD_EVENT_PRIORITY_IDLE</constant> = 100, };</funcsynopsisinfo> <funcprototype> diff --git a/man/systemctl.xml b/man/systemctl.xml index 75885bcf02..225eb06d8b 100644 --- a/man/systemctl.xml +++ b/man/systemctl.xml @@ -233,6 +233,8 @@ of <command>status</command>, <command>list-units</command>, <command>list-jobs</command>, and <command>list-timers</command>.</para> + <para>Also, show installation targets in the output of + <command>is-enabled</command>.</para> </listitem> </varlistentry> @@ -892,7 +894,11 @@ kobject-uevent 1 systemd-udevd-kernel.socket systemd-udevd.service <para>Show backing files of one or more units. Prints the "fragment" and "drop-ins" (source files) of units. Each file is preceded by a comment which includes the file - name.</para> + name. Note that this shows the contents of the backing files + on disk, which may not match the system manager's + understanding of these units if any unit files were + updated on disk and the <command>daemon-reload</command> + command wasn't issued since.</para> </listitem> </varlistentry> <varlistentry> @@ -1136,6 +1142,7 @@ kobject-uevent 1 systemd-udevd-kernel.socket systemd-udevd.service exit code of 0 if at least one is enabled, non-zero otherwise. Prints the current enable status (see table). To suppress this output, use <option>--quiet</option>. + To show installation targets, use <option>--full</option>. </para> <table> diff --git a/man/systemd-detect-virt.xml b/man/systemd-detect-virt.xml index 61a5f8937f..996c2fa256 100644 --- a/man/systemd-detect-virt.xml +++ b/man/systemd-detect-virt.xml @@ -50,7 +50,8 @@ <refsynopsisdiv> <cmdsynopsis> - <command>systemd-detect-virt <arg choice="opt" rep="repeat">OPTIONS</arg></command> + <command>systemd-detect-virt</command> + <arg choice="opt" rep="repeat">OPTIONS</arg> </cmdsynopsis> </refsynopsisdiv> @@ -218,6 +219,16 @@ </varlistentry> <varlistentry> + <term><option>--private-users</option></term> + + <listitem><para>Detect whether invoked in a user namespace. In this mode, no + output is written, but the return value indicates whether the process was invoked + inside of a user namespace or not. See + <citerefentry project='man-pages'><refentrytitle>user_namespaces</refentrytitle><manvolnum>7</manvolnum></citerefentry> + for more information.</para></listitem> + </varlistentry> + + <varlistentry> <term><option>-q</option></term> <term><option>--quiet</option></term> @@ -243,7 +254,8 @@ <para> <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>, <citerefentry><refentrytitle>systemd-nspawn</refentrytitle><manvolnum>1</manvolnum></citerefentry>, - <citerefentry><refentrytitle>chroot</refentrytitle><manvolnum>2</manvolnum></citerefentry> + <citerefentry><refentrytitle>chroot</refentrytitle><manvolnum>2</manvolnum></citerefentry>, + <citerefentry project='man-pages'><refentrytitle>namespaces</refentrytitle><manvolnum>7</manvolnum></citerefentry> </para> </refsect1> diff --git a/man/systemd-system.conf.xml b/man/systemd-system.conf.xml index 1d995f143e..80cad7f09c 100644 --- a/man/systemd-system.conf.xml +++ b/man/systemd-system.conf.xml @@ -110,8 +110,9 @@ <listitem><para>Defines what action will be performed if user presses Ctrl-Alt-Delete more than 7 times in 2s. - Can be set to <literal>reboot-force</literal>, <literal>poweroff-force</literal> - or disabled with <literal>ignore</literal>. Defaults to + Can be set to <literal>reboot-force</literal>, <literal>poweroff-force</literal>, + <literal>reboot-immediate</literal>, <literal>poweroff-immediate</literal> + or disabled with <literal>none</literal>. Defaults to <literal>reboot-force</literal>. </para></listitem> </varlistentry> diff --git a/man/systemd-vconsole-setup.service.xml b/man/systemd-vconsole-setup.service.xml index e048258621..f2da2a7b77 100644 --- a/man/systemd-vconsole-setup.service.xml +++ b/man/systemd-vconsole-setup.service.xml @@ -43,23 +43,35 @@ <refnamediv> <refname>systemd-vconsole-setup.service</refname> <refname>systemd-vconsole-setup</refname> - <refpurpose>Configure the virtual console at boot</refpurpose> + <refpurpose>Configure the virtual consoles</refpurpose> </refnamediv> <refsynopsisdiv> <para><filename>systemd-vconsole-setup.service</filename></para> - <para><filename>/usr/lib/systemd/systemd-vconsole-setup</filename></para> + <cmdsynopsis> + <command>/usr/lib/systemd/systemd-vconsole-setup</command> + <arg choice="opt">TTY</arg> + </cmdsynopsis> </refsynopsisdiv> <refsect1> <title>Description</title> - <para><filename>systemd-vconsole-setup.service</filename> is an - early boot service that configures the virtual console font and - console keymap. Internally it calls - <citerefentry project='mankier'><refentrytitle>loadkeys</refentrytitle><manvolnum>1</manvolnum></citerefentry> - and - <citerefentry project='die-net'><refentrytitle>setfont</refentrytitle><manvolnum>8</manvolnum></citerefentry>.</para> + <para><filename>systemd-vconsole-setup</filename> is a helper used to prepare either all virtual consoles, or — if + the optional <replaceable>TTY</replaceable> parameter is provided — a specific one. When the system is booting up + it's called by <citerefentry><command>udev</command></citerefentry> during vtconsole subsystem initialization. + <productname>Systemd</productname> also calls it internally as needed via + <filename>systemd-vconsole-setup.service</filename>. The helper calls + <citerefentry project='mankier'><refentrytitle>loadkeys</refentrytitle><manvolnum>1</manvolnum></citerefentry> and + <citerefentry project='die-net'><refentrytitle>setfont</refentrytitle><manvolnum>8</manvolnum></citerefentry> + internally. + </para> + + <para> + You may want to use this helper whenever you change <filename>vconsole.conf</filename> to + refresh the settings on your consoles — either through the <command>systemctl restart</command> / + <command>systemctl start</command> command or directly through the executable. + </para> <para>See <citerefentry><refentrytitle>vconsole.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry> diff --git a/man/systemd.unit.xml b/man/systemd.unit.xml index 04efee2891..40c4cfd854 100644 --- a/man/systemd.unit.xml +++ b/man/systemd.unit.xml @@ -908,7 +908,8 @@ <varname>systemd-nspawn</varname>, <varname>docker</varname>, <varname>rkt</varname> to test - against a specific implementation. See + against a specific implementation, or + <varname>private-users</varname> to check whether we are running in a user namespace. See <citerefentry><refentrytitle>systemd-detect-virt</refentrytitle><manvolnum>1</manvolnum></citerefentry> for a full list of known virtualization technologies and their identifiers. If multiple virtualization technologies are diff --git a/man/udev.xml b/man/udev.xml index dd5563605c..3359fb0865 100644 --- a/man/udev.xml +++ b/man/udev.xml @@ -577,8 +577,8 @@ <para>The <varname>NAME</varname>, <varname>SYMLINK</varname>, <varname>PROGRAM</varname>, <varname>OWNER</varname>, - <varname>GROUP</varname>, <varname>MODE</varname>, and - <varname>RUN</varname> fields support simple string substitutions. + <varname>GROUP</varname>, <varname>MODE</varname>, <varname>SECLABEL</varname>, + and <varname>RUN</varname> fields support simple string substitutions. The <varname>RUN</varname> substitutions are performed after all rules have been processed, right before the program is executed, allowing for the use of device properties set by earlier matching rules. For all other diff --git a/src/basic/log.c b/src/basic/log.c index bd6c96c4f8..2ff70be255 100644 --- a/src/basic/log.c +++ b/src/basic/log.c @@ -967,7 +967,7 @@ int log_set_max_level_from_string(const char *e) { return 0; } -static int parse_proc_cmdline_item(const char *key, const char *value) { +static int parse_proc_cmdline_item(const char *key, const char *value, void *data) { /* * The systemd.log_xyz= settings are parsed by all tools, and @@ -1012,7 +1012,7 @@ void log_parse_environment(void) { /* Only try to read the command line in daemons. We assume that anything that has a controlling tty is user stuff. */ - (void) parse_proc_cmdline(parse_proc_cmdline_item); + (void) parse_proc_cmdline(parse_proc_cmdline_item, NULL, true); e = secure_getenv("SYSTEMD_LOG_TARGET"); if (e && log_set_target_from_string(e) < 0) diff --git a/src/basic/mount-util.c b/src/basic/mount-util.c index 0ef00676ef..2985cc475a 100644 --- a/src/basic/mount-util.c +++ b/src/basic/mount-util.c @@ -162,7 +162,7 @@ int fd_is_mount_point(int fd, const char *filename, int flags) { fallback_fdinfo: r = fd_fdinfo_mnt_id(fd, filename, flags, &mount_id); - if (r == -EOPNOTSUPP) + if (IN_SET(r, -EOPNOTSUPP, -EACCES)) goto fallback_fstat; if (r < 0) return r; diff --git a/src/basic/proc-cmdline.c b/src/basic/proc-cmdline.c index 0430beadaa..8297a222b7 100644 --- a/src/basic/proc-cmdline.c +++ b/src/basic/proc-cmdline.c @@ -42,7 +42,9 @@ int proc_cmdline(char **ret) { return read_one_line_file("/proc/cmdline", ret); } -int parse_proc_cmdline(int (*parse_item)(const char *key, const char *value)) { +int parse_proc_cmdline(int (*parse_item)(const char *key, const char *value, void *data), + void *data, + bool strip_prefix) { _cleanup_free_ char *line = NULL; const char *p; int r; @@ -56,7 +58,7 @@ int parse_proc_cmdline(int (*parse_item)(const char *key, const char *value)) { p = line; for (;;) { _cleanup_free_ char *word = NULL; - char *value = NULL; + char *value = NULL, *unprefixed; r = extract_first_word(&p, &word, NULL, EXTRACT_QUOTES|EXTRACT_RELAX); if (r < 0) @@ -66,14 +68,15 @@ int parse_proc_cmdline(int (*parse_item)(const char *key, const char *value)) { /* Filter out arguments that are intended only for the * initrd */ - if (!in_initrd() && startswith(word, "rd.")) + unprefixed = startswith(word, "rd."); + if (unprefixed && !in_initrd()) continue; value = strchr(word, '='); if (value) *(value++) = 0; - r = parse_item(word, value); + r = parse_item(strip_prefix && unprefixed ? unprefixed : word, value, data); if (r < 0) return r; } diff --git a/src/basic/proc-cmdline.h b/src/basic/proc-cmdline.h index 452642a2f5..6d6ee95c11 100644 --- a/src/basic/proc-cmdline.h +++ b/src/basic/proc-cmdline.h @@ -20,7 +20,9 @@ ***/ int proc_cmdline(char **ret); -int parse_proc_cmdline(int (*parse_word)(const char *key, const char *value)); +int parse_proc_cmdline(int (*parse_item)(const char *key, const char *value, void *data), + void *data, + bool strip_prefix); int get_proc_cmdline_key(const char *parameter, char **value); int shall_restore_state(void); diff --git a/src/basic/virt.c b/src/basic/virt.c index 41012d52a0..69b0f96183 100644 --- a/src/basic/virt.c +++ b/src/basic/virt.c @@ -485,6 +485,76 @@ int detect_virtualization(void) { return r; } +static int userns_has_mapping(const char *name) { + _cleanup_fclose_ FILE *f = NULL; + _cleanup_free_ char *buf = NULL; + size_t n_allocated = 0; + ssize_t n; + uint32_t a, b, c; + int r; + + f = fopen(name, "re"); + if (!f) { + log_debug_errno(errno, "Failed to open %s: %m", name); + return errno == -ENOENT ? false : -errno; + } + + n = getline(&buf, &n_allocated, f); + if (n < 0) { + if (feof(f)) { + log_debug("%s is empty, we're in an uninitialized user namespace", name); + return true; + } + + return log_debug_errno(errno, "Failed to read %s: %m", name); + } + + r = sscanf(buf, "%"PRIu32" %"PRIu32" %"PRIu32, &a, &b, &c); + if (r < 3) + return log_debug_errno(errno, "Failed to parse %s: %m", name); + + if (a == 0 && b == 0 && c == UINT32_MAX) { + /* The kernel calls mappings_overlap() and does not allow overlaps */ + log_debug("%s has a full 1:1 mapping", name); + return false; + } + + /* Anything else implies that we are in a user namespace */ + log_debug("Mapping found in %s, we're in a user namespace", name); + return true; +} + +int running_in_userns(void) { + _cleanup_free_ char *line = NULL; + int r; + + r = userns_has_mapping("/proc/self/uid_map"); + if (r != 0) + return r; + + r = userns_has_mapping("/proc/self/gid_map"); + if (r != 0) + return r; + + /* "setgroups" file was added in kernel v3.18-rc6-15-g9cc46516dd. It is also + * possible to compile a kernel without CONFIG_USER_NS, in which case "setgroups" + * also does not exist. We cannot distinguish those two cases, so assume that + * we're running on a stripped-down recent kernel, rather than on an old one, + * and if the file is not found, return false. + */ + r = read_one_line_file("/proc/self/setgroups", &line); + if (r < 0) { + log_debug_errno(r, "/proc/self/setgroups: %m"); + return r == -ENOENT ? false : r; + } + + truncate_nl(line); + r = streq(line, "deny"); + /* See user_namespaces(7) for a description of this "setgroups" contents. */ + log_debug("/proc/self/setgroups contains \"%s\", %s user namespace", line, r ? "in" : "not in"); + return r; +} + int running_in_chroot(void) { int ret; diff --git a/src/basic/virt.h b/src/basic/virt.h index bc5b3ae94d..7d15169112 100644 --- a/src/basic/virt.h +++ b/src/basic/virt.h @@ -67,6 +67,7 @@ int detect_vm(void); int detect_container(void); int detect_virtualization(void); +int running_in_userns(void); int running_in_chroot(void); const char *virtualization_to_string(int v) _const_; diff --git a/src/core/dbus-manager.c b/src/core/dbus-manager.c index 12eb55cb7f..d7d3d3c8ce 100644 --- a/src/core/dbus-manager.c +++ b/src/core/dbus-manager.c @@ -47,6 +47,11 @@ #include "virt.h" #include "watchdog.h" +static UnitFileFlags unit_file_bools_to_flags(bool runtime, bool force) { + return (runtime ? UNIT_FILE_RUNTIME : 0) | + (force ? UNIT_FILE_FORCE : 0); +} + static int property_get_version( sd_bus *bus, const char *path, @@ -1948,13 +1953,14 @@ static int install_error( static int method_enable_unit_files_generic( sd_bus_message *message, Manager *m, - int (*call)(UnitFileScope scope, bool runtime, const char *root_dir, char *files[], bool force, UnitFileChange **changes, unsigned *n_changes), + int (*call)(UnitFileScope scope, UnitFileFlags flags, const char *root_dir, char *files[], UnitFileChange **changes, unsigned *n_changes), bool carries_install_info, sd_bus_error *error) { _cleanup_strv_free_ char **l = NULL; UnitFileChange *changes = NULL; unsigned n_changes = 0; + UnitFileFlags flags; int runtime, force, r; assert(message); @@ -1968,13 +1974,15 @@ static int method_enable_unit_files_generic( if (r < 0) return r; + flags = unit_file_bools_to_flags(runtime, force); + r = bus_verify_manage_unit_files_async(m, message, error); if (r < 0) return r; if (r == 0) return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ - r = call(m->unit_file_scope, runtime, NULL, l, force, &changes, &n_changes); + r = call(m->unit_file_scope, flags, NULL, l, &changes, &n_changes); if (r < 0) return install_error(error, r, changes, n_changes); @@ -1993,8 +2001,8 @@ static int method_link_unit_files(sd_bus_message *message, void *userdata, sd_bu return method_enable_unit_files_generic(message, userdata, unit_file_link, false, error); } -static int unit_file_preset_without_mode(UnitFileScope scope, bool runtime, const char *root_dir, char **files, bool force, UnitFileChange **changes, unsigned *n_changes) { - return unit_file_preset(scope, runtime, root_dir, files, UNIT_FILE_PRESET_FULL, force, changes, n_changes); +static int unit_file_preset_without_mode(UnitFileScope scope, UnitFileFlags flags, const char *root_dir, char **files, UnitFileChange **changes, unsigned *n_changes) { + return unit_file_preset(scope, flags, root_dir, files, UNIT_FILE_PRESET_FULL, changes, n_changes); } static int method_preset_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { @@ -2013,6 +2021,7 @@ static int method_preset_unit_files_with_mode(sd_bus_message *message, void *use Manager *m = userdata; UnitFilePresetMode mm; int runtime, force, r; + UnitFileFlags flags; const char *mode; assert(message); @@ -2026,6 +2035,8 @@ static int method_preset_unit_files_with_mode(sd_bus_message *message, void *use if (r < 0) return r; + flags = unit_file_bools_to_flags(runtime, force); + if (isempty(mode)) mm = UNIT_FILE_PRESET_FULL; else { @@ -2040,7 +2051,7 @@ static int method_preset_unit_files_with_mode(sd_bus_message *message, void *use if (r == 0) return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ - r = unit_file_preset(m->unit_file_scope, runtime, NULL, l, mm, force, &changes, &n_changes); + r = unit_file_preset(m->unit_file_scope, flags, NULL, l, mm, &changes, &n_changes); if (r < 0) return install_error(error, r, changes, n_changes); @@ -2050,7 +2061,7 @@ static int method_preset_unit_files_with_mode(sd_bus_message *message, void *use static int method_disable_unit_files_generic( sd_bus_message *message, Manager *m, - int (*call)(UnitFileScope scope, bool runtime, const char *root_dir, char *files[], UnitFileChange **changes, unsigned *n_changes), + int (*call)(UnitFileScope scope, UnitFileFlags flags, const char *root_dir, char *files[], UnitFileChange **changes, unsigned *n_changes), sd_bus_error *error) { _cleanup_strv_free_ char **l = NULL; @@ -2075,7 +2086,7 @@ static int method_disable_unit_files_generic( if (r == 0) return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ - r = call(m->unit_file_scope, runtime, NULL, l, &changes, &n_changes); + r = call(m->unit_file_scope, runtime ? UNIT_FILE_RUNTIME : 0, NULL, l, &changes, &n_changes); if (r < 0) return install_error(error, r, changes, n_changes); @@ -2141,7 +2152,7 @@ static int method_set_default_target(sd_bus_message *message, void *userdata, sd if (r == 0) return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ - r = unit_file_set_default(m->unit_file_scope, NULL, name, force, &changes, &n_changes); + r = unit_file_set_default(m->unit_file_scope, force ? UNIT_FILE_FORCE : 0, NULL, name, &changes, &n_changes); if (r < 0) return install_error(error, r, changes, n_changes); @@ -2154,6 +2165,7 @@ static int method_preset_all_unit_files(sd_bus_message *message, void *userdata, Manager *m = userdata; UnitFilePresetMode mm; const char *mode; + UnitFileFlags flags; int force, runtime, r; assert(message); @@ -2167,6 +2179,8 @@ static int method_preset_all_unit_files(sd_bus_message *message, void *userdata, if (r < 0) return r; + flags = unit_file_bools_to_flags(runtime, force); + if (isempty(mode)) mm = UNIT_FILE_PRESET_FULL; else { @@ -2181,7 +2195,7 @@ static int method_preset_all_unit_files(sd_bus_message *message, void *userdata, if (r == 0) return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ - r = unit_file_preset_all(m->unit_file_scope, runtime, NULL, mm, force, &changes, &n_changes); + r = unit_file_preset_all(m->unit_file_scope, flags, NULL, mm, &changes, &n_changes); if (r < 0) return install_error(error, r, changes, n_changes); @@ -2196,6 +2210,7 @@ static int method_add_dependency_unit_files(sd_bus_message *message, void *userd int runtime, force, r; char *target, *type; UnitDependency dep; + UnitFileFlags flags; assert(message); assert(m); @@ -2214,17 +2229,62 @@ static int method_add_dependency_unit_files(sd_bus_message *message, void *userd if (r < 0) return r; + flags = unit_file_bools_to_flags(runtime, force); + dep = unit_dependency_from_string(type); if (dep < 0) return -EINVAL; - r = unit_file_add_dependency(m->unit_file_scope, runtime, NULL, l, target, dep, force, &changes, &n_changes); + r = unit_file_add_dependency(m->unit_file_scope, flags, NULL, l, target, dep, &changes, &n_changes); if (r < 0) return install_error(error, r, changes, n_changes); return reply_unit_file_changes_and_free(m, message, -1, changes, n_changes); } +static int method_get_unit_file_links(sd_bus_message *message, void *userdata, sd_bus_error *error) { + _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; + UnitFileChange *changes = NULL; + unsigned n_changes = 0, i; + UnitFileFlags flags; + const char *name; + char **p; + int runtime, r; + + r = sd_bus_message_read(message, "sb", &name, &runtime); + if (r < 0) + return r; + + r = sd_bus_message_new_method_return(message, &reply); + if (r < 0) + return r; + + r = sd_bus_message_open_container(reply, SD_BUS_TYPE_ARRAY, "s"); + if (r < 0) + return r; + + p = STRV_MAKE(name); + flags = UNIT_FILE_DRY_RUN | + (runtime ? UNIT_FILE_RUNTIME : 0); + + r = unit_file_disable(UNIT_FILE_SYSTEM, flags, NULL, p, &changes, &n_changes); + if (r < 0) + return log_error_errno(r, "Failed to get file links for %s: %m", name); + + for (i = 0; i < n_changes; i++) + if (changes[i].type == UNIT_FILE_UNLINK) { + r = sd_bus_message_append(reply, "s", changes[i].path); + if (r < 0) + return r; + } + + r = sd_bus_message_close_container(reply); + if (r < 0) + return r; + + return sd_bus_send(NULL, reply, NULL); +} + const sd_bus_vtable bus_manager_vtable[] = { SD_BUS_VTABLE_START(0), @@ -2370,6 +2430,7 @@ const sd_bus_vtable bus_manager_vtable[] = { SD_BUS_METHOD("GetDefaultTarget", NULL, "s", method_get_default_target, SD_BUS_VTABLE_UNPRIVILEGED), SD_BUS_METHOD("PresetAllUnitFiles", "sbb", "a(sss)", method_preset_all_unit_files, SD_BUS_VTABLE_UNPRIVILEGED), SD_BUS_METHOD("AddDependencyUnitFiles", "asssbb", "a(sss)", method_add_dependency_unit_files, SD_BUS_VTABLE_UNPRIVILEGED), + SD_BUS_METHOD("GetUnitFileLinks", "sb", "as", method_get_unit_file_links, SD_BUS_VTABLE_UNPRIVILEGED), SD_BUS_METHOD("SetExitCode", "y", NULL, method_set_exit_code, SD_BUS_VTABLE_UNPRIVILEGED), SD_BUS_METHOD("LookupDynamicUserByName", "s", "u", method_lookup_dynamic_user_by_name, SD_BUS_VTABLE_UNPRIVILEGED), SD_BUS_METHOD("LookupDynamicUserByUID", "u", "s", method_lookup_dynamic_user_by_uid, SD_BUS_VTABLE_UNPRIVILEGED), diff --git a/src/core/dbus-service.c b/src/core/dbus-service.c index 3c55e0f7fe..61b83d2d62 100644 --- a/src/core/dbus-service.c +++ b/src/core/dbus-service.c @@ -36,7 +36,7 @@ static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_type, service_type, ServiceType static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_result, service_result, ServiceResult); static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_restart, service_restart, ServiceRestart); static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_notify_access, notify_access, NotifyAccess); -static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_failure_action, failure_action, FailureAction); +static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_emergency_action, emergency_action, EmergencyAction); const sd_bus_vtable bus_service_vtable[] = { SD_BUS_VTABLE_START(0), @@ -50,7 +50,7 @@ const sd_bus_vtable bus_service_vtable[] = { SD_BUS_PROPERTY("RuntimeMaxUSec", "t", bus_property_get_usec, offsetof(Service, runtime_max_usec), SD_BUS_VTABLE_PROPERTY_CONST), SD_BUS_PROPERTY("WatchdogUSec", "t", bus_property_get_usec, offsetof(Service, watchdog_usec), SD_BUS_VTABLE_PROPERTY_CONST), BUS_PROPERTY_DUAL_TIMESTAMP("WatchdogTimestamp", offsetof(Service, watchdog_timestamp), 0), - SD_BUS_PROPERTY("FailureAction", "s", property_get_failure_action, offsetof(Service, failure_action), SD_BUS_VTABLE_PROPERTY_CONST), + SD_BUS_PROPERTY("FailureAction", "s", property_get_emergency_action, offsetof(Service, emergency_action), SD_BUS_VTABLE_PROPERTY_CONST), SD_BUS_PROPERTY("PermissionsStartOnly", "b", bus_property_get_bool, offsetof(Service, permissions_start_only), SD_BUS_VTABLE_PROPERTY_CONST), SD_BUS_PROPERTY("RootDirectoryStartOnly", "b", bus_property_get_bool, offsetof(Service, root_directory_start_only), SD_BUS_VTABLE_PROPERTY_CONST), SD_BUS_PROPERTY("RemainAfterExit", "b", bus_property_get_bool, offsetof(Service, remain_after_exit), SD_BUS_VTABLE_PROPERTY_CONST), @@ -79,7 +79,7 @@ const sd_bus_vtable bus_service_vtable[] = { /* The following four are obsolete, and thus marked hidden here. They moved into the Unit interface */ SD_BUS_PROPERTY("StartLimitInterval", "t", bus_property_get_usec, offsetof(Unit, start_limit.interval), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN), SD_BUS_PROPERTY("StartLimitBurst", "u", bus_property_get_unsigned, offsetof(Unit, start_limit.burst), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN), - SD_BUS_PROPERTY("StartLimitAction", "s", property_get_failure_action, offsetof(Unit, start_limit_action), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN), + SD_BUS_PROPERTY("StartLimitAction", "s", property_get_emergency_action, offsetof(Unit, start_limit_action), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN), SD_BUS_PROPERTY("RebootArgument", "s", NULL, offsetof(Unit, reboot_arg), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN), SD_BUS_VTABLE_END }; diff --git a/src/core/dbus-unit.c b/src/core/dbus-unit.c index 245912fc0f..8f34fa1a52 100644 --- a/src/core/dbus-unit.c +++ b/src/core/dbus-unit.c @@ -37,7 +37,7 @@ static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_load_state, unit_load_state, UnitLoadState); static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_job_mode, job_mode, JobMode); -static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_failure_action, failure_action, FailureAction); +static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_emergency_action, emergency_action, EmergencyAction); static int property_get_names( sd_bus *bus, @@ -750,7 +750,7 @@ const sd_bus_vtable bus_unit_vtable[] = { SD_BUS_PROPERTY("IgnoreOnIsolate", "b", bus_property_get_bool, offsetof(Unit, ignore_on_isolate), SD_BUS_VTABLE_PROPERTY_CONST), SD_BUS_PROPERTY("NeedDaemonReload", "b", property_get_need_daemon_reload, 0, SD_BUS_VTABLE_PROPERTY_CONST), SD_BUS_PROPERTY("JobTimeoutUSec", "t", bus_property_get_usec, offsetof(Unit, job_timeout), SD_BUS_VTABLE_PROPERTY_CONST), - SD_BUS_PROPERTY("JobTimeoutAction", "s", property_get_failure_action, offsetof(Unit, job_timeout_action), SD_BUS_VTABLE_PROPERTY_CONST), + SD_BUS_PROPERTY("JobTimeoutAction", "s", property_get_emergency_action, offsetof(Unit, job_timeout_action), SD_BUS_VTABLE_PROPERTY_CONST), SD_BUS_PROPERTY("JobTimeoutRebootArgument", "s", NULL, offsetof(Unit, job_timeout_reboot_arg), SD_BUS_VTABLE_PROPERTY_CONST), SD_BUS_PROPERTY("ConditionResult", "b", bus_property_get_bool, offsetof(Unit, condition_result), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), SD_BUS_PROPERTY("AssertResult", "b", bus_property_get_bool, offsetof(Unit, assert_result), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), @@ -762,7 +762,7 @@ const sd_bus_vtable bus_unit_vtable[] = { SD_BUS_PROPERTY("Transient", "b", bus_property_get_bool, offsetof(Unit, transient), SD_BUS_VTABLE_PROPERTY_CONST), SD_BUS_PROPERTY("StartLimitIntervalSec", "t", bus_property_get_usec, offsetof(Unit, start_limit.interval), SD_BUS_VTABLE_PROPERTY_CONST), SD_BUS_PROPERTY("StartLimitBurst", "u", bus_property_get_unsigned, offsetof(Unit, start_limit.burst), SD_BUS_VTABLE_PROPERTY_CONST), - SD_BUS_PROPERTY("StartLimitAction", "s", property_get_failure_action, offsetof(Unit, start_limit_action), SD_BUS_VTABLE_PROPERTY_CONST), + SD_BUS_PROPERTY("StartLimitAction", "s", property_get_emergency_action, offsetof(Unit, start_limit_action), SD_BUS_VTABLE_PROPERTY_CONST), SD_BUS_PROPERTY("RebootArgument", "s", NULL, offsetof(Unit, reboot_arg), SD_BUS_VTABLE_PROPERTY_CONST), SD_BUS_PROPERTY("InvocationID", "ay", bus_property_get_id128, offsetof(Unit, invocation_id), 0), diff --git a/src/core/failure-action.c b/src/core/emergency-action.c index ddae46190f..90232bc57a 100644 --- a/src/core/failure-action.c +++ b/src/core/emergency-action.c @@ -23,59 +23,60 @@ #include "bus-error.h" #include "bus-util.h" -#include "failure-action.h" +#include "emergency-action.h" #include "special.h" #include "string-table.h" #include "terminal-util.h" -static void log_and_status(Manager *m, const char *message) { - log_warning("%s", message); +static void log_and_status(Manager *m, const char *message, const char *reason) { + log_warning("%s: %s", message, reason); manager_status_printf(m, STATUS_TYPE_EMERGENCY, ANSI_HIGHLIGHT_RED " !! " ANSI_NORMAL, - "%s", message); + "%s: %s", message, reason); } -int failure_action( +int emergency_action( Manager *m, - FailureAction action, - const char *reboot_arg) { + EmergencyAction action, + const char *reboot_arg, + const char *reason) { assert(m); assert(action >= 0); - assert(action < _FAILURE_ACTION_MAX); + assert(action < _EMERGENCY_ACTION_MAX); - if (action == FAILURE_ACTION_NONE) + if (action == EMERGENCY_ACTION_NONE) return -ECANCELED; if (!MANAGER_IS_SYSTEM(m)) { /* Downgrade all options to simply exiting if we run * in user mode */ - log_warning("Exiting as result of failure."); + log_warning("Exiting: %s", reason); m->exit_code = MANAGER_EXIT; return -ECANCELED; } switch (action) { - case FAILURE_ACTION_REBOOT: - log_and_status(m, "Rebooting as result of failure."); + case EMERGENCY_ACTION_REBOOT: + log_and_status(m, "Rebooting", reason); (void) update_reboot_parameter_and_warn(reboot_arg); (void) manager_add_job_by_name_and_warn(m, JOB_START, SPECIAL_REBOOT_TARGET, JOB_REPLACE_IRREVERSIBLY, NULL); break; - case FAILURE_ACTION_REBOOT_FORCE: - log_and_status(m, "Forcibly rebooting as result of failure."); + case EMERGENCY_ACTION_REBOOT_FORCE: + log_and_status(m, "Forcibly rebooting", reason); (void) update_reboot_parameter_and_warn(reboot_arg); m->exit_code = MANAGER_REBOOT; break; - case FAILURE_ACTION_REBOOT_IMMEDIATE: - log_and_status(m, "Rebooting immediately as result of failure."); + case EMERGENCY_ACTION_REBOOT_IMMEDIATE: + log_and_status(m, "Rebooting immediately", reason); sync(); @@ -89,18 +90,18 @@ int failure_action( reboot(RB_AUTOBOOT); break; - case FAILURE_ACTION_POWEROFF: - log_and_status(m, "Powering off as result of failure."); + case EMERGENCY_ACTION_POWEROFF: + log_and_status(m, "Powering off", reason); (void) manager_add_job_by_name_and_warn(m, JOB_START, SPECIAL_POWEROFF_TARGET, JOB_REPLACE_IRREVERSIBLY, NULL); break; - case FAILURE_ACTION_POWEROFF_FORCE: - log_and_status(m, "Forcibly powering off as result of failure."); + case EMERGENCY_ACTION_POWEROFF_FORCE: + log_and_status(m, "Forcibly powering off", reason); m->exit_code = MANAGER_POWEROFF; break; - case FAILURE_ACTION_POWEROFF_IMMEDIATE: - log_and_status(m, "Powering off immediately as result of failure."); + case EMERGENCY_ACTION_POWEROFF_IMMEDIATE: + log_and_status(m, "Powering off immediately", reason); sync(); @@ -109,19 +110,19 @@ int failure_action( break; default: - assert_not_reached("Unknown failure action"); + assert_not_reached("Unknown emergency action"); } return -ECANCELED; } -static const char* const failure_action_table[_FAILURE_ACTION_MAX] = { - [FAILURE_ACTION_NONE] = "none", - [FAILURE_ACTION_REBOOT] = "reboot", - [FAILURE_ACTION_REBOOT_FORCE] = "reboot-force", - [FAILURE_ACTION_REBOOT_IMMEDIATE] = "reboot-immediate", - [FAILURE_ACTION_POWEROFF] = "poweroff", - [FAILURE_ACTION_POWEROFF_FORCE] = "poweroff-force", - [FAILURE_ACTION_POWEROFF_IMMEDIATE] = "poweroff-immediate" +static const char* const emergency_action_table[_EMERGENCY_ACTION_MAX] = { + [EMERGENCY_ACTION_NONE] = "none", + [EMERGENCY_ACTION_REBOOT] = "reboot", + [EMERGENCY_ACTION_REBOOT_FORCE] = "reboot-force", + [EMERGENCY_ACTION_REBOOT_IMMEDIATE] = "reboot-immediate", + [EMERGENCY_ACTION_POWEROFF] = "poweroff", + [EMERGENCY_ACTION_POWEROFF_FORCE] = "poweroff-force", + [EMERGENCY_ACTION_POWEROFF_IMMEDIATE] = "poweroff-immediate" }; -DEFINE_STRING_TABLE_LOOKUP(failure_action, FailureAction); +DEFINE_STRING_TABLE_LOOKUP(emergency_action, EmergencyAction); diff --git a/src/core/failure-action.h b/src/core/emergency-action.h index 1adac4ad5c..8804b59752 100644 --- a/src/core/failure-action.h +++ b/src/core/emergency-action.h @@ -20,22 +20,22 @@ along with systemd; If not, see <http://www.gnu.org/licenses/>. ***/ -typedef enum FailureAction { - FAILURE_ACTION_NONE, - FAILURE_ACTION_REBOOT, - FAILURE_ACTION_REBOOT_FORCE, - FAILURE_ACTION_REBOOT_IMMEDIATE, - FAILURE_ACTION_POWEROFF, - FAILURE_ACTION_POWEROFF_FORCE, - FAILURE_ACTION_POWEROFF_IMMEDIATE, - _FAILURE_ACTION_MAX, - _FAILURE_ACTION_INVALID = -1 -} FailureAction; +typedef enum EmergencyAction { + EMERGENCY_ACTION_NONE, + EMERGENCY_ACTION_REBOOT, + EMERGENCY_ACTION_REBOOT_FORCE, + EMERGENCY_ACTION_REBOOT_IMMEDIATE, + EMERGENCY_ACTION_POWEROFF, + EMERGENCY_ACTION_POWEROFF_FORCE, + EMERGENCY_ACTION_POWEROFF_IMMEDIATE, + _EMERGENCY_ACTION_MAX, + _EMERGENCY_ACTION_INVALID = -1 +} EmergencyAction; #include "macro.h" #include "manager.h" -int failure_action(Manager *m, FailureAction action, const char *reboot_arg); +int emergency_action(Manager *m, EmergencyAction action, const char *reboot_arg, const char *reason); -const char* failure_action_to_string(FailureAction i) _const_; -FailureAction failure_action_from_string(const char *s) _pure_; +const char* emergency_action_to_string(EmergencyAction i) _const_; +EmergencyAction emergency_action_from_string(const char *s) _pure_; diff --git a/src/core/execute.c b/src/core/execute.c index 1b7b4a928d..7f343c4902 100644 --- a/src/core/execute.c +++ b/src/core/execute.c @@ -730,74 +730,157 @@ static int ask_for_confirmation(char *response, char **argv) { return r; } -static int enforce_groups(const ExecContext *context, const char *username, gid_t gid) { - bool keep_groups = false; +static int get_fixed_user(const ExecContext *c, const char **user, + uid_t *uid, gid_t *gid, + const char **home, const char **shell) { int r; + const char *name; - assert(context); + assert(c); - /* Lookup and set GID and supplementary group list. Here too - * we avoid NSS lookups for gid=0. */ + if (!c->user) + return 0; - if (context->group || username) { - /* First step, initialize groups from /etc/groups */ - if (username && gid != 0) { - if (initgroups(username, gid) < 0) - return -errno; + /* Note that we don't set $HOME or $SHELL if they are not particularly enlightening anyway + * (i.e. are "/" or "/bin/nologin"). */ - keep_groups = true; - } + name = c->user; + r = get_user_creds_clean(&name, uid, gid, home, shell); + if (r < 0) + return r; - /* Second step, set our gids */ - if (setresgid(gid, gid, gid) < 0) + *user = name; + return 0; +} + +static int get_fixed_group(const ExecContext *c, const char **group, gid_t *gid) { + int r; + const char *name; + + assert(c); + + if (!c->group) + return 0; + + name = c->group; + r = get_group_creds(&name, gid); + if (r < 0) + return r; + + *group = name; + return 0; +} + +static int get_fixed_supplementary_groups(const ExecContext *c, + const char *user, + const char *group, + gid_t gid, + gid_t **supplementary_gids, int *ngids) { + char **i; + int r, k = 0; + int ngroups_max; + bool keep_groups = false; + gid_t *groups = NULL; + _cleanup_free_ gid_t *l_gids = NULL; + + assert(c); + + if (!c->supplementary_groups) + return 0; + + /* + * If SupplementaryGroups= was passed then NGROUPS_MAX has to + * be positive, otherwise fail. + */ + errno = 0; + ngroups_max = (int) sysconf(_SC_NGROUPS_MAX); + if (ngroups_max <= 0) { + if (errno > 0) return -errno; + else + return -EOPNOTSUPP; /* For all other values */ } - if (context->supplementary_groups) { - int ngroups_max, k; - gid_t *gids; - char **i; + /* + * If user is given, then lookup GID and supplementary group list. + * We avoid NSS lookups for gid=0. + */ + if (user && gid_is_valid(gid) && gid != 0) { + /* First step, initialize groups from /etc/groups */ + if (initgroups(user, gid) < 0) + return -errno; - /* Final step, initialize any manually set supplementary groups */ - assert_se((ngroups_max = (int) sysconf(_SC_NGROUPS_MAX)) > 0); + keep_groups = true; + } - if (!(gids = new(gid_t, ngroups_max))) - return -ENOMEM; + l_gids = new(gid_t, ngroups_max); + if (!l_gids) + return -ENOMEM; - if (keep_groups) { - k = getgroups(ngroups_max, gids); - if (k < 0) { - free(gids); - return -errno; - } - } else - k = 0; + if (keep_groups) { + /* + * Lookup the list of groups that the user belongs to, we + * avoid NSS lookups here too for gid=0. + */ + k = ngroups_max; + if (getgrouplist(user, gid, l_gids, &k) < 0) + return -EINVAL; + } else + k = 0; - STRV_FOREACH(i, context->supplementary_groups) { - const char *g; + STRV_FOREACH(i, c->supplementary_groups) { + const char *g; - if (k >= ngroups_max) { - free(gids); - return -E2BIG; - } + if (k >= ngroups_max) + return -E2BIG; - g = *i; - r = get_group_creds(&g, gids+k); - if (r < 0) { - free(gids); - return r; - } + g = *i; + r = get_group_creds(&g, l_gids+k); + if (r < 0) + return r; - k++; - } + k++; + } - r = maybe_setgroups(k, gids); - if (r < 0) { - free(gids); + /* + * Sets ngids to zero to drop all supplementary groups, happens + * when we are under root and SupplementaryGroups= is empty. + */ + if (k == 0) { + *ngids = 0; + return 0; + } + + /* Otherwise get the final list of supplementary groups */ + groups = memdup(l_gids, sizeof(gid_t) * k); + if (!groups) + return -ENOMEM; + + *supplementary_gids = groups; + *ngids = k; + + groups = NULL; + + return 0; +} + +static int enforce_groups(const ExecContext *context, gid_t gid, + gid_t *supplementary_gids, int ngids) { + int r; + + assert(context); + + /* Handle SupplementaryGroups= even if it is empty */ + if (context->supplementary_groups) { + r = maybe_setgroups(ngids, supplementary_gids); + if (r < 0) return r; - } + } - free(gids); + if (gid_is_valid(gid)) { + /* Then set our gids */ + if (setresgid(gid, gid, gid) < 0) + return -errno; } return 0; @@ -806,6 +889,9 @@ static int enforce_groups(const ExecContext *context, const char *username, gid_ static int enforce_user(const ExecContext *context, uid_t uid) { assert(context); + if (!uid_is_valid(uid)) + return 0; + /* Sets (but doesn't look up) the uid and make sure we keep the * capabilities while doing so. */ @@ -1099,18 +1185,19 @@ static void rename_process_from_path(const char *path) { #ifdef HAVE_SECCOMP static bool skip_seccomp_unavailable(const Unit* u, const char* msg) { - if (!is_seccomp_available()) { - log_open(); - log_unit_debug(u, "SECCOMP features not detected in the kernel, skipping %s", msg); - log_close(); - return true; - } - return false; + + if (is_seccomp_available()) + return false; + + log_open(); + log_unit_debug(u, "SECCOMP features not detected in the kernel, skipping %s", msg); + log_close(); + return true; } static int apply_seccomp(const Unit* u, const ExecContext *c) { uint32_t negative_action, action; - scmp_filter_ctx *seccomp; + scmp_filter_ctx seccomp; Iterator i; void *id; int r; @@ -1161,7 +1248,7 @@ finish: } static int apply_address_families(const Unit* u, const ExecContext *c) { - scmp_filter_ctx *seccomp; + scmp_filter_ctx seccomp; Iterator i; int r; @@ -1170,13 +1257,9 @@ static int apply_address_families(const Unit* u, const ExecContext *c) { if (skip_seccomp_unavailable(u, "RestrictAddressFamilies=")) return 0; - seccomp = seccomp_init(SCMP_ACT_ALLOW); - if (!seccomp) - return -ENOMEM; - - r = seccomp_add_secondary_archs(seccomp); + r = seccomp_init_conservative(&seccomp, SCMP_ACT_ALLOW); if (r < 0) - goto finish; + return r; if (c->address_families_whitelist) { int af, first = 0, last = 0; @@ -1273,10 +1356,6 @@ static int apply_address_families(const Unit* u, const ExecContext *c) { } } - r = seccomp_attr_set(seccomp, SCMP_FLTATR_CTL_NNP, 0); - if (r < 0) - goto finish; - r = seccomp_load(seccomp); finish: @@ -1285,7 +1364,7 @@ finish: } static int apply_memory_deny_write_execute(const Unit* u, const ExecContext *c) { - scmp_filter_ctx *seccomp; + scmp_filter_ctx seccomp; int r; assert(c); @@ -1293,13 +1372,9 @@ static int apply_memory_deny_write_execute(const Unit* u, const ExecContext *c) if (skip_seccomp_unavailable(u, "MemoryDenyWriteExecute=")) return 0; - seccomp = seccomp_init(SCMP_ACT_ALLOW); - if (!seccomp) - return -ENOMEM; - - r = seccomp_add_secondary_archs(seccomp); + r = seccomp_init_conservative(&seccomp, SCMP_ACT_ALLOW); if (r < 0) - goto finish; + return r; r = seccomp_rule_add( seccomp, @@ -1319,10 +1394,6 @@ static int apply_memory_deny_write_execute(const Unit* u, const ExecContext *c) if (r < 0) goto finish; - r = seccomp_attr_set(seccomp, SCMP_FLTATR_CTL_NNP, 0); - if (r < 0) - goto finish; - r = seccomp_load(seccomp); finish: @@ -1337,7 +1408,7 @@ static int apply_restrict_realtime(const Unit* u, const ExecContext *c) { SCHED_IDLE, }; - scmp_filter_ctx *seccomp; + scmp_filter_ctx seccomp; unsigned i; int r, p, max_policy = 0; @@ -1346,13 +1417,9 @@ static int apply_restrict_realtime(const Unit* u, const ExecContext *c) { if (skip_seccomp_unavailable(u, "RestrictRealtime=")) return 0; - seccomp = seccomp_init(SCMP_ACT_ALLOW); - if (!seccomp) - return -ENOMEM; - - r = seccomp_add_secondary_archs(seccomp); + r = seccomp_init_conservative(&seccomp, SCMP_ACT_ALLOW); if (r < 0) - goto finish; + return r; /* Determine the highest policy constant we want to allow */ for (i = 0; i < ELEMENTSOF(permitted_policies); i++) @@ -1396,10 +1463,6 @@ static int apply_restrict_realtime(const Unit* u, const ExecContext *c) { if (r < 0) goto finish; - r = seccomp_attr_set(seccomp, SCMP_FLTATR_CTL_NNP, 0); - if (r < 0) - goto finish; - r = seccomp_load(seccomp); finish: @@ -1407,8 +1470,8 @@ finish: return r; } -static int apply_protect_sysctl(Unit *u, const ExecContext *c) { - scmp_filter_ctx *seccomp; +static int apply_protect_sysctl(const Unit *u, const ExecContext *c) { + scmp_filter_ctx seccomp; int r; assert(c); @@ -1419,13 +1482,9 @@ static int apply_protect_sysctl(Unit *u, const ExecContext *c) { if (skip_seccomp_unavailable(u, "ProtectKernelTunables=")) return 0; - seccomp = seccomp_init(SCMP_ACT_ALLOW); - if (!seccomp) - return -ENOMEM; - - r = seccomp_add_secondary_archs(seccomp); + r = seccomp_init_conservative(&seccomp, SCMP_ACT_ALLOW); if (r < 0) - goto finish; + return r; r = seccomp_rule_add( seccomp, @@ -1435,10 +1494,6 @@ static int apply_protect_sysctl(Unit *u, const ExecContext *c) { if (r < 0) goto finish; - r = seccomp_attr_set(seccomp, SCMP_FLTATR_CTL_NNP, 0); - if (r < 0) - goto finish; - r = seccomp_load(seccomp); finish: @@ -1446,57 +1501,18 @@ finish: return r; } -static int apply_protect_kernel_modules(Unit *u, const ExecContext *c) { - static const int module_syscalls[] = { - SCMP_SYS(delete_module), - SCMP_SYS(finit_module), - SCMP_SYS(init_module), - }; - - scmp_filter_ctx *seccomp; - unsigned i; - int r; - +static int apply_protect_kernel_modules(const Unit *u, const ExecContext *c) { assert(c); - /* Turn of module syscalls on ProtectKernelModules=yes */ + /* Turn off module syscalls on ProtectKernelModules=yes */ if (skip_seccomp_unavailable(u, "ProtectKernelModules=")) return 0; - seccomp = seccomp_init(SCMP_ACT_ALLOW); - if (!seccomp) - return -ENOMEM; - - r = seccomp_add_secondary_archs(seccomp); - if (r < 0) - goto finish; - - for (i = 0; i < ELEMENTSOF(module_syscalls); i++) { - r = seccomp_rule_add(seccomp, SCMP_ACT_ERRNO(EPERM), - module_syscalls[i], 0); - if (r < 0) - goto finish; - } - - r = seccomp_attr_set(seccomp, SCMP_FLTATR_CTL_NNP, 0); - if (r < 0) - goto finish; - - r = seccomp_load(seccomp); - -finish: - seccomp_release(seccomp); - return r; + return seccomp_load_filter_set(SCMP_ACT_ALLOW, syscall_filter_sets + SYSCALL_FILTER_SET_MODULE, SCMP_ACT_ERRNO(EPERM)); } -static int apply_private_devices(Unit *u, const ExecContext *c) { - const SystemCallFilterSet *set; - scmp_filter_ctx *seccomp; - const char *sys; - bool syscalls_found = false; - int r; - +static int apply_private_devices(const Unit *u, const ExecContext *c) { assert(c); /* If PrivateDevices= is set, also turn off iopl and all @raw-io syscalls. */ @@ -1504,61 +1520,7 @@ static int apply_private_devices(Unit *u, const ExecContext *c) { if (skip_seccomp_unavailable(u, "PrivateDevices=")) return 0; - seccomp = seccomp_init(SCMP_ACT_ALLOW); - if (!seccomp) - return -ENOMEM; - - r = seccomp_add_secondary_archs(seccomp); - if (r < 0) - goto finish; - - for (set = syscall_filter_sets; set->set_name; set++) - if (streq(set->set_name, "@raw-io")) { - syscalls_found = true; - break; - } - - /* We should never fail here */ - if (!syscalls_found) { - r = -EOPNOTSUPP; - goto finish; - } - - NULSTR_FOREACH(sys, set->value) { - int id; - bool add = true; - -#ifndef __NR_s390_pci_mmio_read - if (streq(sys, "s390_pci_mmio_read")) - add = false; -#endif -#ifndef __NR_s390_pci_mmio_write - if (streq(sys, "s390_pci_mmio_write")) - add = false; -#endif - - if (!add) - continue; - - id = seccomp_syscall_resolve_name(sys); - - r = seccomp_rule_add( - seccomp, - SCMP_ACT_ERRNO(EPERM), - id, 0); - if (r < 0) - goto finish; - } - - r = seccomp_attr_set(seccomp, SCMP_FLTATR_CTL_NNP, 0); - if (r < 0) - goto finish; - - r = seccomp_load(seccomp); - -finish: - seccomp_release(seccomp); - return r; + return seccomp_load_filter_set(SCMP_ACT_ALLOW, syscall_filter_sets + SYSCALL_FILTER_SET_RAW_IO, SCMP_ACT_ERRNO(EPERM)); } #endif @@ -1804,9 +1766,9 @@ static int setup_private_users(uid_t uid, gid_t gid) { asprintf(&uid_map, "0 0 1\n" /* Map root → root */ UID_FMT " " UID_FMT " 1\n", /* Map $UID → $UID */ - uid, uid); /* The case where the above is the same */ + uid, uid); else - uid_map = strdup("0 0 1\n"); + uid_map = strdup("0 0 1\n"); /* The case where the above is the same */ if (!uid_map) return -ENOMEM; @@ -2041,6 +2003,92 @@ static int compile_read_write_paths( return 0; } +static int apply_mount_namespace(Unit *u, const ExecContext *context, + const ExecParameters *params, + ExecRuntime *runtime) { + int r; + _cleanup_free_ char **rw = NULL; + char *tmp = NULL, *var = NULL; + const char *root_dir = NULL; + NameSpaceInfo ns_info = { + .private_dev = context->private_devices, + .protect_control_groups = context->protect_control_groups, + .protect_kernel_tunables = context->protect_kernel_tunables, + .protect_kernel_modules = context->protect_kernel_modules, + }; + + assert(context); + + /* The runtime struct only contains the parent of the private /tmp, + * which is non-accessible to world users. Inside of it there's a /tmp + * that is sticky, and that's the one we want to use here. */ + + if (context->private_tmp && runtime) { + if (runtime->tmp_dir) + tmp = strjoina(runtime->tmp_dir, "/tmp"); + if (runtime->var_tmp_dir) + var = strjoina(runtime->var_tmp_dir, "/tmp"); + } + + r = compile_read_write_paths(context, params, &rw); + if (r < 0) + return r; + + if (params->flags & EXEC_APPLY_CHROOT) + root_dir = context->root_directory; + + r = setup_namespace(root_dir, &ns_info, rw, + context->read_only_paths, + context->inaccessible_paths, + tmp, + var, + context->protect_home, + context->protect_system, + context->mount_flags); + + /* If we couldn't set up the namespace this is probably due to a + * missing capability. In this case, silently proceeed. */ + if (IN_SET(r, -EPERM, -EACCES)) { + log_open(); + log_unit_debug_errno(u, r, "Failed to set up namespace, assuming containerized execution, ignoring: %m"); + log_close(); + r = 0; + } + + return r; +} + +static int apply_working_directory(const ExecContext *context, + const ExecParameters *params, + const char *home, + const bool needs_mount_ns) { + const char *d; + const char *wd; + + assert(context); + + if (context->working_directory_home) + wd = home; + else if (context->working_directory) + wd = context->working_directory; + else + wd = "/"; + + if (params->flags & EXEC_APPLY_CHROOT) { + if (!needs_mount_ns && context->root_directory) + if (chroot(context->root_directory) < 0) + return -errno; + + d = wd; + } else + d = strjoina(strempty(context->root_directory), "/", strempty(wd)); + + if (chdir(d) < 0 && !context->working_directory_missing_ok) + return -errno; + + return 0; +} + static void append_socket_pair(int *array, unsigned *n, int pair[2]) { assert(array); assert(n); @@ -2175,13 +2223,15 @@ static int exec_child( _cleanup_strv_free_ char **our_env = NULL, **pass_env = NULL, **accum_env = NULL, **final_argv = NULL; _cleanup_free_ char *mac_selinux_context_net = NULL; - const char *username = NULL, *home = NULL, *shell = NULL, *wd; + _cleanup_free_ gid_t *supplementary_gids = NULL; + const char *username = NULL, *groupname = NULL; + const char *home = NULL, *shell = NULL; dev_t journal_stream_dev = 0; ino_t journal_stream_ino = 0; bool needs_mount_namespace; uid_t uid = UID_INVALID; gid_t gid = GID_INVALID; - int i, r; + int i, r, ngids = 0; assert(unit); assert(command); @@ -2273,26 +2323,23 @@ static int exec_child( username = dcreds->user->name; } else { - if (context->user) { - username = context->user; - r = get_user_creds_clean(&username, &uid, &gid, &home, &shell); - if (r < 0) { - *exit_status = EXIT_USER; - return r; - } - - /* Note that we don't set $HOME or $SHELL if they are not particularly enlightening anyway - * (i.e. are "/" or "/bin/nologin"). */ + r = get_fixed_user(context, &username, &uid, &gid, &home, &shell); + if (r < 0) { + *exit_status = EXIT_USER; + return r; } - if (context->group) { - const char *g = context->group; + r = get_fixed_group(context, &groupname, &gid); + if (r < 0) { + *exit_status = EXIT_GROUP; + return r; + } - r = get_group_creds(&g, &gid); - if (r < 0) { - *exit_status = EXIT_GROUP; - return r; - } + r = get_fixed_supplementary_groups(context, username, groupname, + gid, &supplementary_gids, &ngids); + if (r < 0) { + *exit_status = EXIT_GROUP; + return r; } } @@ -2505,97 +2552,29 @@ static int exec_child( needs_mount_namespace = exec_needs_mount_namespace(context, params, runtime); if (needs_mount_namespace) { - _cleanup_free_ char **rw = NULL; - char *tmp = NULL, *var = NULL; - NameSpaceInfo ns_info = { - .private_dev = context->private_devices, - .protect_control_groups = context->protect_control_groups, - .protect_kernel_tunables = context->protect_kernel_tunables, - .protect_kernel_modules = context->protect_kernel_modules, - }; - - /* The runtime struct only contains the parent - * of the private /tmp, which is - * non-accessible to world users. Inside of it - * there's a /tmp that is sticky, and that's - * the one we want to use here. */ - - if (context->private_tmp && runtime) { - if (runtime->tmp_dir) - tmp = strjoina(runtime->tmp_dir, "/tmp"); - if (runtime->var_tmp_dir) - var = strjoina(runtime->var_tmp_dir, "/tmp"); - } - - r = compile_read_write_paths(context, params, &rw); + r = apply_mount_namespace(unit, context, params, runtime); if (r < 0) { *exit_status = EXIT_NAMESPACE; return r; } + } - r = setup_namespace( - (params->flags & EXEC_APPLY_CHROOT) ? context->root_directory : NULL, - &ns_info, - rw, - context->read_only_paths, - context->inaccessible_paths, - tmp, - var, - context->protect_home, - context->protect_system, - context->mount_flags); - - /* If we couldn't set up the namespace this is - * probably due to a missing capability. In this case, - * silently proceeed. */ - if (r == -EPERM || r == -EACCES) { - log_open(); - log_unit_debug_errno(unit, r, "Failed to set up namespace, assuming containerized execution, ignoring: %m"); - log_close(); - } else if (r < 0) { - *exit_status = EXIT_NAMESPACE; - return r; - } + /* Apply just after mount namespace setup */ + r = apply_working_directory(context, params, home, needs_mount_namespace); + if (r < 0) { + *exit_status = EXIT_CHROOT; + return r; } + /* Drop group as early as possbile */ if ((params->flags & EXEC_APPLY_PERMISSIONS) && !command->privileged) { - r = enforce_groups(context, username, gid); + r = enforce_groups(context, gid, supplementary_gids, ngids); if (r < 0) { *exit_status = EXIT_GROUP; return r; } } - if (context->working_directory_home) - wd = home; - else if (context->working_directory) - wd = context->working_directory; - else - wd = "/"; - - if (params->flags & EXEC_APPLY_CHROOT) { - if (!needs_mount_namespace && context->root_directory) - if (chroot(context->root_directory) < 0) { - *exit_status = EXIT_CHROOT; - return -errno; - } - - if (chdir(wd) < 0 && - !context->working_directory_missing_ok) { - *exit_status = EXIT_CHDIR; - return -errno; - } - } else { - const char *d; - - d = strjoina(strempty(context->root_directory), "/", strempty(wd)); - if (chdir(d) < 0 && - !context->working_directory_missing_ok) { - *exit_status = EXIT_CHDIR; - return -errno; - } - } - #ifdef HAVE_SELINUX if ((params->flags & EXEC_APPLY_PERMISSIONS) && mac_selinux_use() && diff --git a/src/core/job.c b/src/core/job.c index 7faf2ef686..3ecc8a1a73 100644 --- a/src/core/job.c +++ b/src/core/job.c @@ -927,7 +927,7 @@ static int job_dispatch_timer(sd_event_source *s, uint64_t monotonic, void *user u = j->unit; job_finish_and_invalidate(j, JOB_TIMEOUT, true, false); - failure_action(u->manager, u->job_timeout_action, u->job_timeout_reboot_arg); + emergency_action(u->manager, u->job_timeout_action, u->job_timeout_reboot_arg, "job timed out"); return 0; } diff --git a/src/core/load-fragment-gperf.gperf.m4 b/src/core/load-fragment-gperf.gperf.m4 index 08c88b6b53..af2f9d960b 100644 --- a/src/core/load-fragment-gperf.gperf.m4 +++ b/src/core/load-fragment-gperf.gperf.m4 @@ -188,13 +188,13 @@ Unit.OnFailureIsolate, config_parse_job_mode_isolate, 0, Unit.IgnoreOnIsolate, config_parse_bool, 0, offsetof(Unit, ignore_on_isolate) Unit.IgnoreOnSnapshot, config_parse_warn_compat, DISABLED_LEGACY, 0 Unit.JobTimeoutSec, config_parse_sec_fix_0, 0, offsetof(Unit, job_timeout) -Unit.JobTimeoutAction, config_parse_failure_action, 0, offsetof(Unit, job_timeout_action) +Unit.JobTimeoutAction, config_parse_emergency_action, 0, offsetof(Unit, job_timeout_action) Unit.JobTimeoutRebootArgument, config_parse_string, 0, offsetof(Unit, job_timeout_reboot_arg) Unit.StartLimitIntervalSec, config_parse_sec, 0, offsetof(Unit, start_limit.interval) m4_dnl The following is a legacy alias name for compatibility Unit.StartLimitInterval, config_parse_sec, 0, offsetof(Unit, start_limit.interval) Unit.StartLimitBurst, config_parse_unsigned, 0, offsetof(Unit, start_limit.burst) -Unit.StartLimitAction, config_parse_failure_action, 0, offsetof(Unit, start_limit_action) +Unit.StartLimitAction, config_parse_emergency_action, 0, offsetof(Unit, start_limit_action) Unit.RebootArgument, config_parse_string, 0, offsetof(Unit, reboot_arg) Unit.ConditionPathExists, config_parse_unit_condition_path, CONDITION_PATH_EXISTS, offsetof(Unit, conditions) Unit.ConditionPathExistsGlob, config_parse_unit_condition_path, CONDITION_PATH_EXISTS_GLOB, offsetof(Unit, conditions) @@ -251,9 +251,9 @@ Service.WatchdogSec, config_parse_sec, 0, m4_dnl The following three only exist for compatibility, they moved into Unit, see above Service.StartLimitInterval, config_parse_sec, 0, offsetof(Unit, start_limit.interval) Service.StartLimitBurst, config_parse_unsigned, 0, offsetof(Unit, start_limit.burst) -Service.StartLimitAction, config_parse_failure_action, 0, offsetof(Unit, start_limit_action) +Service.StartLimitAction, config_parse_emergency_action, 0, offsetof(Unit, start_limit_action) Service.RebootArgument, config_parse_string, 0, offsetof(Unit, reboot_arg) -Service.FailureAction, config_parse_failure_action, 0, offsetof(Service, failure_action) +Service.FailureAction, config_parse_emergency_action, 0, offsetof(Service, emergency_action) Service.Type, config_parse_service_type, 0, offsetof(Service, type) Service.Restart, config_parse_service_restart, 0, offsetof(Service, restart) Service.PermissionsStartOnly, config_parse_bool, 0, offsetof(Service, permissions_start_only) diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c index 9881baf192..cbc826809e 100644 --- a/src/core/load-fragment.c +++ b/src/core/load-fragment.c @@ -2523,7 +2523,7 @@ int config_parse_unit_condition_null( } DEFINE_CONFIG_PARSE_ENUM(config_parse_notify_access, notify_access, NotifyAccess, "Failed to parse notify access specifier"); -DEFINE_CONFIG_PARSE_ENUM(config_parse_failure_action, failure_action, FailureAction, "Failed to parse failure action specifier"); +DEFINE_CONFIG_PARSE_ENUM(config_parse_emergency_action, emergency_action, EmergencyAction, "Failed to parse failure action specifier"); int config_parse_unit_requires_mounts_for( const char *unit, @@ -2618,6 +2618,7 @@ int config_parse_documentation(const char *unit, } #ifdef HAVE_SECCOMP + static int syscall_filter_parse_one( const char *unit, const char *filename, @@ -2628,27 +2629,29 @@ static int syscall_filter_parse_one( bool warn) { int r; - if (*t == '@') { - const SystemCallFilterSet *set; + if (t[0] == '@') { + const SyscallFilterSet *set; + const char *i; - for (set = syscall_filter_sets; set->set_name; set++) - if (streq(set->set_name, t)) { - const char *sys; + set = syscall_filter_set_find(t); + if (!set) { + if (warn) + log_syntax(unit, LOG_WARNING, filename, line, 0, "Don't know system call group, ignoring: %s", t); + return 0; + } - NULSTR_FOREACH(sys, set->value) { - r = syscall_filter_parse_one(unit, filename, line, c, invert, sys, false); - if (r < 0) - return r; - } - break; - } + NULSTR_FOREACH(i, set->value) { + r = syscall_filter_parse_one(unit, filename, line, c, invert, i, false); + if (r < 0) + return r; + } } else { int id; id = seccomp_syscall_resolve_name(t); if (id == __NR_SCMP_ERROR) { if (warn) - log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse system call, ignoring: %s", t); + log_syntax(unit, LOG_WARNING, filename, line, 0, "Failed to parse system call, ignoring: %s", t); return 0; } @@ -2662,8 +2665,9 @@ static int syscall_filter_parse_one( if (r < 0) return log_oom(); } else - set_remove(c->syscall_filter, INT_TO_PTR(id + 1)); + (void) set_remove(c->syscall_filter, INT_TO_PTR(id + 1)); } + return 0; } @@ -2682,8 +2686,7 @@ int config_parse_syscall_filter( ExecContext *c = data; Unit *u = userdata; bool invert = false; - const char *word, *state; - size_t l; + const char *p; int r; assert(filename); @@ -2722,19 +2725,24 @@ int config_parse_syscall_filter( } } - FOREACH_WORD_QUOTED(word, l, rvalue, state) { - _cleanup_free_ char *t = NULL; + p = rvalue; + for (;;) { + _cleanup_free_ char *word = NULL; - t = strndup(word, l); - if (!t) + r = extract_first_word(&p, &word, NULL, 0); + if (r == 0) + break; + if (r == -ENOMEM) return log_oom(); + if (r < 0) { + log_syntax(unit, LOG_WARNING, filename, line, r, "Invalid syntax, ignoring: %s", rvalue); + break; + } - r = syscall_filter_parse_one(unit, filename, line, c, invert, t, true); + r = syscall_filter_parse_one(unit, filename, line, c, invert, word, true); if (r < 0) return r; } - if (!isempty(state)) - log_syntax(unit, LOG_ERR, filename, line, 0, "Trailing garbage, ignoring."); return 0; } @@ -4310,7 +4318,7 @@ void unit_dump_config_items(FILE *f) { { config_parse_unit_slice, "SLICE" }, { config_parse_documentation, "URL" }, { config_parse_service_timeout, "SECONDS" }, - { config_parse_failure_action, "ACTION" }, + { config_parse_emergency_action, "ACTION" }, { config_parse_set_status, "STATUS" }, { config_parse_service_sockets, "SOCKETS" }, { config_parse_environ, "ENVIRON" }, diff --git a/src/core/load-fragment.h b/src/core/load-fragment.h index 6d1fe55bcd..c05f205c37 100644 --- a/src/core/load-fragment.h +++ b/src/core/load-fragment.h @@ -75,7 +75,7 @@ int config_parse_unit_condition_string(const char *unit, const char *filename, u int config_parse_unit_condition_null(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); int config_parse_kill_mode(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); int config_parse_notify_access(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); -int config_parse_failure_action(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); +int config_parse_emergency_action(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); int config_parse_unit_requires_mounts_for(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); int config_parse_syscall_filter(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); int config_parse_syscall_archs(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); diff --git a/src/core/main.c b/src/core/main.c index cf3c640a73..94602611a7 100644 --- a/src/core/main.c +++ b/src/core/main.c @@ -89,6 +89,7 @@ #include "user-util.h" #include "virt.h" #include "watchdog.h" +#include "emergency-action.h" static enum { ACTION_RUN, @@ -131,7 +132,7 @@ static bool arg_default_memory_accounting = false; static bool arg_default_tasks_accounting = true; static uint64_t arg_default_tasks_max = UINT64_MAX; static sd_id128_t arg_machine_id = {}; -static CADBurstAction arg_cad_burst_action = CAD_BURST_ACTION_REBOOT; +static EmergencyAction arg_cad_burst_action = EMERGENCY_ACTION_REBOOT_FORCE; noreturn static void freeze_or_reboot(void) { @@ -307,7 +308,7 @@ static int set_machine_id(const char *m) { return 0; } -static int parse_proc_cmdline_item(const char *key, const char *value) { +static int parse_proc_cmdline_item(const char *key, const char *value, void *data) { int r; @@ -649,8 +650,6 @@ static int config_parse_join_controllers(const char *unit, return 0; } -static DEFINE_CONFIG_PARSE_ENUM(config_parse_cad_burst_action, cad_burst_action, CADBurstAction, "Failed to parse service restart specifier"); - static int parse_config_file(void) { const ConfigTableItem items[] = { @@ -705,7 +704,7 @@ static int parse_config_file(void) { { "Manager", "DefaultMemoryAccounting", config_parse_bool, 0, &arg_default_memory_accounting }, { "Manager", "DefaultTasksAccounting", config_parse_bool, 0, &arg_default_tasks_accounting }, { "Manager", "DefaultTasksMax", config_parse_tasks_max, 0, &arg_default_tasks_max }, - { "Manager", "CtrlAltDelBurstAction", config_parse_cad_burst_action, 0, &arg_cad_burst_action}, + { "Manager", "CtrlAltDelBurstAction", config_parse_emergency_action, 0, &arg_cad_burst_action }, {} }; @@ -1570,7 +1569,7 @@ int main(int argc, char *argv[]) { } if (arg_system) { - r = parse_proc_cmdline(parse_proc_cmdline_item); + r = parse_proc_cmdline(parse_proc_cmdline_item, NULL, false); if (r < 0) log_warning_errno(r, "Failed to parse kernel command line, ignoring: %m"); } @@ -1778,7 +1777,7 @@ int main(int argc, char *argv[]) { (void) bump_rlimit_nofile(&saved_rlimit_nofile); if (empty_etc) { - r = unit_file_preset_all(UNIT_FILE_SYSTEM, false, NULL, UNIT_FILE_PRESET_ENABLE_ONLY, false, NULL, 0); + r = unit_file_preset_all(UNIT_FILE_SYSTEM, 0, NULL, UNIT_FILE_PRESET_ENABLE_ONLY, NULL, 0); if (r < 0) log_full_errno(r == -EEXIST ? LOG_NOTICE : LOG_WARNING, r, "Failed to populate /etc with preset unit settings, ignoring: %m"); else diff --git a/src/core/manager.c b/src/core/manager.c index 65f163de31..ffccfdcd5e 100644 --- a/src/core/manager.c +++ b/src/core/manager.c @@ -1911,28 +1911,11 @@ static void manager_handle_ctrl_alt_del(Manager *m) { * 7 times within 2s, we reboot/shutdown immediately, * unless it was disabled in system.conf */ - if (ratelimit_test(&m->ctrl_alt_del_ratelimit) || m->cad_burst_action == CAD_BURST_ACTION_IGNORE) + if (ratelimit_test(&m->ctrl_alt_del_ratelimit) || m->cad_burst_action == EMERGENCY_ACTION_NONE) manager_start_target(m, SPECIAL_CTRL_ALT_DEL_TARGET, JOB_REPLACE_IRREVERSIBLY); - else { - switch (m->cad_burst_action) { - - case CAD_BURST_ACTION_REBOOT: - m->exit_code = MANAGER_REBOOT; - break; - - case CAD_BURST_ACTION_POWEROFF: - m->exit_code = MANAGER_POWEROFF; - break; - - default: - assert_not_reached("Unknown action."); - } - - log_notice("Ctrl-Alt-Del was pressed more than 7 times within 2s, performing immediate %s.", - cad_burst_action_to_string(m->cad_burst_action)); - status_printf(NULL, true, false, "Ctrl-Alt-Del was pressed more than 7 times within 2s, performing immediate %s.", - cad_burst_action_to_string(m->cad_burst_action)); - } + else + emergency_action(m, m->cad_burst_action, NULL, + "Ctrl-Alt-Del was pressed more than 7 times within 2s"); } static int manager_dispatch_signal_fd(sd_event_source *source, int fd, uint32_t revents, void *userdata) { @@ -3590,11 +3573,3 @@ static const char *const manager_state_table[_MANAGER_STATE_MAX] = { }; DEFINE_STRING_TABLE_LOOKUP(manager_state, ManagerState); - -static const char *const cad_burst_action_table[_CAD_BURST_ACTION_MAX] = { - [CAD_BURST_ACTION_IGNORE] = "ignore", - [CAD_BURST_ACTION_REBOOT] = "reboot-force", - [CAD_BURST_ACTION_POWEROFF] = "poweroff-force", -}; - -DEFINE_STRING_TABLE_LOOKUP(cad_burst_action, CADBurstAction); diff --git a/src/core/manager.h b/src/core/manager.h index 29fe14e10b..35172fdba9 100644 --- a/src/core/manager.h +++ b/src/core/manager.h @@ -62,14 +62,6 @@ typedef enum ManagerExitCode { _MANAGER_EXIT_CODE_INVALID = -1 } ManagerExitCode; -typedef enum CADBurstAction { - CAD_BURST_ACTION_IGNORE, - CAD_BURST_ACTION_REBOOT, - CAD_BURST_ACTION_POWEROFF, - _CAD_BURST_ACTION_MAX, - _CAD_BURST_ACTION_INVALID = -1 -} CADBurstAction; - typedef enum StatusType { STATUS_TYPE_EPHEMERAL, STATUS_TYPE_NORMAL, @@ -315,7 +307,7 @@ struct Manager { /* When the user hits C-A-D more than 7 times per 2s, do something immediately... */ RateLimit ctrl_alt_del_ratelimit; - CADBurstAction cad_burst_action; + EmergencyAction cad_burst_action; const char *unit_log_field; const char *unit_log_format_string; @@ -411,6 +403,3 @@ void manager_deserialize_gid_refs_one(Manager *m, const char *value); const char *manager_state_to_string(ManagerState m) _const_; ManagerState manager_state_from_string(const char *s) _pure_; - -const char *cad_burst_action_to_string(CADBurstAction a) _const_; -CADBurstAction cad_burst_action_from_string(const char *s) _pure_; diff --git a/src/core/org.freedesktop.systemd1.conf b/src/core/org.freedesktop.systemd1.conf index 6caa15b0b8..a61677e645 100644 --- a/src/core/org.freedesktop.systemd1.conf +++ b/src/core/org.freedesktop.systemd1.conf @@ -94,6 +94,10 @@ <allow send_destination="org.freedesktop.systemd1" send_interface="org.freedesktop.systemd1.Manager" + send_member="GetUnitFileLinks"/> + + <allow send_destination="org.freedesktop.systemd1" + send_interface="org.freedesktop.systemd1.Manager" send_member="ListJobs"/> <allow send_destination="org.freedesktop.systemd1" diff --git a/src/core/scope.c b/src/core/scope.c index e7583f6d89..af0c43c7da 100644 --- a/src/core/scope.c +++ b/src/core/scope.c @@ -147,6 +147,34 @@ static int scope_verify(Scope *s) { return 0; } +static int scope_load_init_scope(Unit *u) { + assert(u); + + if (!unit_has_name(u, SPECIAL_INIT_SCOPE)) + return 0; + + u->transient = true; + u->no_gc = true; + + /* init.scope is a bit special, as it has to stick around forever. Because of its special semantics we + * synthesize it here, instead of relying on the unit file on disk. */ + + u->default_dependencies = false; + u->ignore_on_isolate = true; + u->refuse_manual_start = true; + u->refuse_manual_stop = true; + + SCOPE(u)->kill_context.kill_signal = SIGRTMIN+14; + + /* Prettify things, if we can. */ + if (!u->description) + u->description = strdup("System and Service Manager"); + if (!u->documentation) + (void) strv_extend(&u->documentation, "man:systemd(1)"); + + return 1; +} + static int scope_load(Unit *u) { Scope *s = SCOPE(u); int r; @@ -158,6 +186,9 @@ static int scope_load(Unit *u) { /* Refuse to load non-transient scope units, but allow them while reloading. */ return -ENOENT; + r = scope_load_init_scope(u); + if (r < 0) + return r; r = unit_load_fragment_and_dropin_optional(u); if (r < 0) return r; @@ -543,25 +574,14 @@ static void scope_enumerate(Manager *m) { r = unit_add_name(u, SPECIAL_INIT_SCOPE); if (r < 0) { unit_free(u); - log_error_errno(r, "Failed to add init.scope name"); + log_error_errno(r, "Failed to add the " SPECIAL_INIT_SCOPE " name: %m"); return; } } u->transient = true; - u->default_dependencies = false; u->no_gc = true; - u->ignore_on_isolate = true; - u->refuse_manual_start = true; - u->refuse_manual_stop = true; SCOPE(u)->deserialized_state = SCOPE_RUNNING; - SCOPE(u)->kill_context.kill_signal = SIGRTMIN+14; - - /* Prettify things, if we can. */ - if (!u->description) - u->description = strdup("System and Service Manager"); - if (!u->documentation) - (void) strv_extend(&u->documentation, "man:systemd(1)"); unit_add_to_load_queue(u); unit_add_to_dbus_queue(u); diff --git a/src/core/service.c b/src/core/service.c index 53c26984ca..ee4f4983fc 100644 --- a/src/core/service.c +++ b/src/core/service.c @@ -1455,7 +1455,7 @@ static void service_enter_dead(Service *s, ServiceResult f, bool allow_restart) if (s->result != SERVICE_SUCCESS) { log_unit_warning(UNIT(s), "Failed with result '%s'.", service_result_to_string(s->result)); - failure_action(UNIT(s)->manager, s->failure_action, UNIT(s)->reboot_arg); + emergency_action(UNIT(s)->manager, s->emergency_action, UNIT(s)->reboot_arg, "service failed"); } if (allow_restart && service_shall_restart(s)) { diff --git a/src/core/service.h b/src/core/service.h index 888007cc0b..2869144fcb 100644 --- a/src/core/service.h +++ b/src/core/service.h @@ -178,7 +178,7 @@ struct Service { char *status_text; int status_errno; - FailureAction failure_action; + EmergencyAction emergency_action; UnitRef accept_socket; diff --git a/src/core/slice.c b/src/core/slice.c index 03fe797f27..0fef29661f 100644 --- a/src/core/slice.c +++ b/src/core/slice.c @@ -130,6 +130,30 @@ static int slice_verify(Slice *s) { return 0; } +static int slice_load_root_slice(Unit *u) { + assert(u); + + if (!unit_has_name(u, SPECIAL_ROOT_SLICE)) + return 0; + + u->no_gc = true; + + /* The root slice is a bit special. For example it is always running and cannot be terminated. Because of its + * special semantics we synthesize it here, instead of relying on the unit file on disk. */ + + u->default_dependencies = false; + u->ignore_on_isolate = true; + u->refuse_manual_start = true; + u->refuse_manual_stop = true; + + if (!u->description) + u->description = strdup("Root Slice"); + if (!u->documentation) + u->documentation = strv_new("man:systemd.special(7)", NULL); + + return 1; +} + static int slice_load(Unit *u) { Slice *s = SLICE(u); int r; @@ -137,6 +161,9 @@ static int slice_load(Unit *u) { assert(s); assert(u->load_state == UNIT_STUB); + r = slice_load_root_slice(u); + if (r < 0) + return r; r = unit_load_fragment_and_dropin_optional(u); if (r < 0) return r; @@ -283,23 +310,14 @@ static void slice_enumerate(Manager *m) { r = unit_add_name(u, SPECIAL_ROOT_SLICE); if (r < 0) { unit_free(u); - log_error_errno(r, "Failed to add -.slice name"); + log_error_errno(r, "Failed to add the "SPECIAL_ROOT_SLICE " name: %m"); return; } } - u->default_dependencies = false; u->no_gc = true; - u->ignore_on_isolate = true; - u->refuse_manual_start = true; - u->refuse_manual_stop = true; SLICE(u)->deserialized_state = SLICE_ACTIVE; - if (!u->description) - u->description = strdup("Root Slice"); - if (!u->documentation) - (void) strv_extend(&u->documentation, "man:systemd.special(7)"); - unit_add_to_load_queue(u); unit_add_to_dbus_queue(u); } diff --git a/src/core/unit.c b/src/core/unit.c index 2fa397bd41..cabb1050a8 100644 --- a/src/core/unit.c +++ b/src/core/unit.c @@ -982,8 +982,8 @@ void unit_dump(Unit *u, FILE *f, const char *prefix) { if (u->job_timeout != USEC_INFINITY) fprintf(f, "%s\tJob Timeout: %s\n", prefix, format_timespan(timespan, sizeof(timespan), u->job_timeout, 0)); - if (u->job_timeout_action != FAILURE_ACTION_NONE) - fprintf(f, "%s\tJob Timeout Action: %s\n", prefix, failure_action_to_string(u->job_timeout_action)); + if (u->job_timeout_action != EMERGENCY_ACTION_NONE) + fprintf(f, "%s\tJob Timeout Action: %s\n", prefix, emergency_action_to_string(u->job_timeout_action)); if (u->job_timeout_reboot_arg) fprintf(f, "%s\tJob Timeout Reboot Argument: %s\n", prefix, u->job_timeout_reboot_arg); @@ -1490,7 +1490,7 @@ int unit_start_limit_test(Unit *u) { log_unit_warning(u, "Start request repeated too quickly."); u->start_limit_hit = true; - return failure_action(u->manager, u->start_limit_action, u->reboot_arg); + return emergency_action(u->manager, u->start_limit_action, u->reboot_arg, "unit failed"); } /* Errors: diff --git a/src/core/unit.h b/src/core/unit.h index a8dd3e602c..adcdee6db6 100644 --- a/src/core/unit.h +++ b/src/core/unit.h @@ -29,7 +29,7 @@ typedef struct UnitRef UnitRef; typedef struct UnitStatusMessageFormats UnitStatusMessageFormats; #include "condition.h" -#include "failure-action.h" +#include "emergency-action.h" #include "install.h" #include "list.h" #include "unit-name.h" @@ -114,7 +114,7 @@ struct Unit { /* Job timeout and action to take */ usec_t job_timeout; - FailureAction job_timeout_action; + EmergencyAction job_timeout_action; char *job_timeout_reboot_arg; /* References to this */ @@ -178,7 +178,7 @@ struct Unit { /* Put a ratelimit on unit starting */ RateLimit start_limit; - FailureAction start_limit_action; + EmergencyAction start_limit_action; char *reboot_arg; /* Make sure we never enter endless loops with the check unneeded logic, or the BindsTo= logic */ diff --git a/src/cryptsetup/cryptsetup-generator.c b/src/cryptsetup/cryptsetup-generator.c index de0a3b6f9c..e2dc4327fe 100644 --- a/src/cryptsetup/cryptsetup-generator.c +++ b/src/cryptsetup/cryptsetup-generator.c @@ -277,12 +277,12 @@ static crypto_device *get_crypto_device(const char *uuid) { return d; } -static int parse_proc_cmdline_item(const char *key, const char *value) { +static int parse_proc_cmdline_item(const char *key, const char *value, void *data) { int r; crypto_device *d; _cleanup_free_ char *uuid = NULL, *uuid_value = NULL; - if (STR_IN_SET(key, "luks", "rd.luks") && value) { + if (streq(key, "luks") && value) { r = parse_boolean(value); if (r < 0) @@ -290,7 +290,7 @@ static int parse_proc_cmdline_item(const char *key, const char *value) { else arg_enabled = r; - } else if (STR_IN_SET(key, "luks.crypttab", "rd.luks.crypttab") && value) { + } else if (streq(key, "luks.crypttab") && value) { r = parse_boolean(value); if (r < 0) @@ -298,7 +298,7 @@ static int parse_proc_cmdline_item(const char *key, const char *value) { else arg_read_crypttab = r; - } else if (STR_IN_SET(key, "luks.uuid", "rd.luks.uuid") && value) { + } else if (streq(key, "luks.uuid") && value) { d = get_crypto_device(startswith(value, "luks-") ? value+5 : value); if (!d) @@ -306,7 +306,7 @@ static int parse_proc_cmdline_item(const char *key, const char *value) { d->create = arg_whitelist = true; - } else if (STR_IN_SET(key, "luks.options", "rd.luks.options") && value) { + } else if (streq(key, "luks.options") && value) { r = sscanf(value, "%m[0-9a-fA-F-]=%ms", &uuid, &uuid_value); if (r == 2) { @@ -320,7 +320,7 @@ static int parse_proc_cmdline_item(const char *key, const char *value) { } else if (free_and_strdup(&arg_default_options, value) < 0) return log_oom(); - } else if (STR_IN_SET(key, "luks.key", "rd.luks.key") && value) { + } else if (streq(key, "luks.key") && value) { r = sscanf(value, "%m[0-9a-fA-F-]=%ms", &uuid, &uuid_value); if (r == 2) { @@ -334,7 +334,7 @@ static int parse_proc_cmdline_item(const char *key, const char *value) { } else if (free_and_strdup(&arg_default_keyfile, value) < 0) return log_oom(); - } else if (STR_IN_SET(key, "luks.name", "rd.luks.name") && value) { + } else if (streq(key, "luks.name") && value) { r = sscanf(value, "%m[0-9a-fA-F-]=%ms", &uuid, &uuid_value); if (r == 2) { @@ -478,7 +478,7 @@ int main(int argc, char *argv[]) { if (!arg_disks) goto cleanup; - r = parse_proc_cmdline(parse_proc_cmdline_item); + r = parse_proc_cmdline(parse_proc_cmdline_item, NULL, true); if (r < 0) { log_warning_errno(r, "Failed to parse kernel command line, ignoring: %m"); r = EXIT_FAILURE; diff --git a/src/debug-generator/debug-generator.c b/src/debug-generator/debug-generator.c index 7e80af78e7..7f11ec724d 100644 --- a/src/debug-generator/debug-generator.c +++ b/src/debug-generator/debug-generator.c @@ -33,7 +33,7 @@ static char **arg_mask = NULL; static char **arg_wants = NULL; static bool arg_debug_shell = false; -static int parse_proc_cmdline_item(const char *key, const char *value) { +static int parse_proc_cmdline_item(const char *key, const char *value, void *data) { int r; assert(key); @@ -178,7 +178,7 @@ int main(int argc, char *argv[]) { goto finish; } - r = parse_proc_cmdline(parse_proc_cmdline_item); + r = parse_proc_cmdline(parse_proc_cmdline_item, NULL, false); if (r < 0) log_warning_errno(r, "Failed to parse kernel command line, ignoring: %m"); diff --git a/src/detect-virt/detect-virt.c b/src/detect-virt/detect-virt.c index 5d51589a31..4b8956f0ad 100644 --- a/src/detect-virt/detect-virt.c +++ b/src/detect-virt/detect-virt.c @@ -31,6 +31,7 @@ static enum { ONLY_VM, ONLY_CONTAINER, ONLY_CHROOT, + ONLY_PRIVATE_USERS, } arg_mode = ANY_VIRTUALIZATION; static void help(void) { @@ -41,6 +42,7 @@ static void help(void) { " -c --container Only detect whether we are run in a container\n" " -v --vm Only detect whether we are run in a VM\n" " -r --chroot Detect whether we are run in a chroot() environment\n" + " --private-users Only detect whether we are running in a user namespace\n" " -q --quiet Don't output anything, just set return value\n" , program_invocation_short_name); } @@ -48,16 +50,18 @@ static void help(void) { static int parse_argv(int argc, char *argv[]) { enum { - ARG_VERSION = 0x100 + ARG_VERSION = 0x100, + ARG_PRIVATE_USERS, }; static const struct option options[] = { - { "help", no_argument, NULL, 'h' }, - { "version", no_argument, NULL, ARG_VERSION }, - { "container", no_argument, NULL, 'c' }, - { "vm", no_argument, NULL, 'v' }, - { "chroot", no_argument, NULL, 'r' }, - { "quiet", no_argument, NULL, 'q' }, + { "help", no_argument, NULL, 'h' }, + { "version", no_argument, NULL, ARG_VERSION }, + { "container", no_argument, NULL, 'c' }, + { "vm", no_argument, NULL, 'v' }, + { "chroot", no_argument, NULL, 'r' }, + { "private-users", no_argument, NULL, ARG_PRIVATE_USERS }, + { "quiet", no_argument, NULL, 'q' }, {} }; @@ -85,6 +89,10 @@ static int parse_argv(int argc, char *argv[]) { arg_mode = ONLY_CONTAINER; break; + case ARG_PRIVATE_USERS: + arg_mode = ONLY_PRIVATE_USERS; + break; + case 'v': arg_mode = ONLY_VM; break; @@ -151,6 +159,15 @@ int main(int argc, char *argv[]) { return r ? EXIT_SUCCESS : EXIT_FAILURE; + case ONLY_PRIVATE_USERS: + r = running_in_userns(); + if (r < 0) { + log_error_errno(r, "Failed to check for user namespace: %m"); + return EXIT_FAILURE; + } + + return r ? EXIT_SUCCESS : EXIT_FAILURE; + case ANY_VIRTUALIZATION: default: r = detect_virtualization(); diff --git a/src/fsck/fsck.c b/src/fsck/fsck.c index d32e1d923e..be25c6a2b2 100644 --- a/src/fsck/fsck.c +++ b/src/fsck/fsck.c @@ -94,7 +94,7 @@ static void start_target(const char *target, const char *mode) { log_error("Failed to start unit: %s", bus_error_message(&error, r)); } -static int parse_proc_cmdline_item(const char *key, const char *value) { +static int parse_proc_cmdline_item(const char *key, const char *value, void *data) { int r; assert(key); @@ -293,7 +293,7 @@ int main(int argc, char *argv[]) { umask(0022); - r = parse_proc_cmdline(parse_proc_cmdline_item); + r = parse_proc_cmdline(parse_proc_cmdline_item, NULL, true); if (r < 0) log_warning_errno(r, "Failed to parse kernel command line, ignoring: %m"); diff --git a/src/fstab-generator/fstab-generator.c b/src/fstab-generator/fstab-generator.c index 33af553d0d..e77bd71a52 100644 --- a/src/fstab-generator/fstab-generator.c +++ b/src/fstab-generator/fstab-generator.c @@ -590,7 +590,7 @@ static int add_sysroot_usr_mount(void) { "/proc/cmdline"); } -static int parse_proc_cmdline_item(const char *key, const char *value) { +static int parse_proc_cmdline_item(const char *key, const char *value, void *data) { int r; /* root=, usr=, usrfstype= and roofstype= may occur more than once, the last @@ -674,7 +674,7 @@ int main(int argc, char *argv[]) { umask(0022); - r = parse_proc_cmdline(parse_proc_cmdline_item); + r = parse_proc_cmdline(parse_proc_cmdline_item, NULL, false); if (r < 0) log_warning_errno(r, "Failed to parse kernel command line, ignoring: %m"); diff --git a/src/gpt-auto-generator/gpt-auto-generator.c b/src/gpt-auto-generator/gpt-auto-generator.c index 6cc1aad705..a098b27a8e 100644 --- a/src/gpt-auto-generator/gpt-auto-generator.c +++ b/src/gpt-auto-generator/gpt-auto-generator.c @@ -907,7 +907,7 @@ fallback: return 1; } -static int parse_proc_cmdline_item(const char *key, const char *value) { +static int parse_proc_cmdline_item(const char *key, const char *value, void *data) { int r; assert(key); @@ -1018,7 +1018,7 @@ int main(int argc, char *argv[]) { return EXIT_SUCCESS; } - r = parse_proc_cmdline(parse_proc_cmdline_item); + r = parse_proc_cmdline(parse_proc_cmdline_item, NULL, false); if (r < 0) log_warning_errno(r, "Failed to parse kernel command line, ignoring: %m"); diff --git a/src/hibernate-resume/hibernate-resume-generator.c b/src/hibernate-resume/hibernate-resume-generator.c index d7ee80d58f..17e670604e 100644 --- a/src/hibernate-resume/hibernate-resume-generator.c +++ b/src/hibernate-resume/hibernate-resume-generator.c @@ -33,7 +33,7 @@ static const char *arg_dest = "/tmp"; static char *arg_resume_dev = NULL; -static int parse_proc_cmdline_item(const char *key, const char *value) { +static int parse_proc_cmdline_item(const char *key, const char *value, void *data) { if (streq(key, "resume") && value) { free(arg_resume_dev); @@ -88,7 +88,7 @@ int main(int argc, char *argv[]) { if (!in_initrd()) return EXIT_SUCCESS; - r = parse_proc_cmdline(parse_proc_cmdline_item); + r = parse_proc_cmdline(parse_proc_cmdline_item, NULL, false); if (r < 0) log_warning_errno(r, "Failed to parse kernel command line, ignoring: %m"); diff --git a/src/hwdb/hwdb.c b/src/hwdb/hwdb.c index be4ef5f9e9..ab1feb435b 100644 --- a/src/hwdb/hwdb.c +++ b/src/hwdb/hwdb.c @@ -172,8 +172,8 @@ static int trie_node_add_value(struct trie *trie, struct trie_node *node, if (v < 0) return v; fn = strbuf_add_string(trie->strings, filename, strlen(filename)); - if (v < 0) - return v; + if (fn < 0) + return fn; if (node->values_count) { struct trie_value_entry search = { diff --git a/src/journal/journald-server.c b/src/journal/journald-server.c index 92c623d9e9..908c7b8eeb 100644 --- a/src/journal/journald-server.c +++ b/src/journal/journald-server.c @@ -131,8 +131,6 @@ static void cache_space_invalidate(JournalStorageSpace *space) { } static int cache_space_refresh(Server *s, JournalStorage *storage) { - - _cleanup_closedir_ DIR *d = NULL; JournalStorageSpace *space; JournalMetrics *metrics; uint64_t vfs_used, vfs_avail, avail; @@ -1528,85 +1526,68 @@ static int setup_signals(Server *s) { return 0; } -static int server_parse_proc_cmdline(Server *s) { - _cleanup_free_ char *line = NULL; - const char *p; +static int parse_proc_cmdline_item(const char *key, const char *value, void *data) { + Server *s = data; int r; - r = proc_cmdline(&line); - if (r < 0) { - log_warning_errno(r, "Failed to read /proc/cmdline, ignoring: %m"); - return 0; - } - - p = line; - for (;;) { - _cleanup_free_ char *word = NULL; + assert(s); - r = extract_first_word(&p, &word, NULL, 0); + if (streq(key, "systemd.journald.forward_to_syslog")) { + r = value ? parse_boolean(value) : true; if (r < 0) - return log_error_errno(r, "Failed to parse journald syntax \"%s\": %m", line); - - if (r == 0) - break; - - if (startswith(word, "systemd.journald.forward_to_syslog=")) { - r = parse_boolean(word + 35); - if (r < 0) - log_warning("Failed to parse forward to syslog switch %s. Ignoring.", word + 35); - else - s->forward_to_syslog = r; - } else if (startswith(word, "systemd.journald.forward_to_kmsg=")) { - r = parse_boolean(word + 33); - if (r < 0) - log_warning("Failed to parse forward to kmsg switch %s. Ignoring.", word + 33); - else - s->forward_to_kmsg = r; - } else if (startswith(word, "systemd.journald.forward_to_console=")) { - r = parse_boolean(word + 36); - if (r < 0) - log_warning("Failed to parse forward to console switch %s. Ignoring.", word + 36); - else - s->forward_to_console = r; - } else if (startswith(word, "systemd.journald.forward_to_wall=")) { - r = parse_boolean(word + 33); - if (r < 0) - log_warning("Failed to parse forward to wall switch %s. Ignoring.", word + 33); - else - s->forward_to_wall = r; - } else if (startswith(word, "systemd.journald.max_level_console=")) { - r = log_level_from_string(word + 35); - if (r < 0) - log_warning("Failed to parse max level console value %s. Ignoring.", word + 35); - else - s->max_level_console = r; - } else if (startswith(word, "systemd.journald.max_level_store=")) { - r = log_level_from_string(word + 33); - if (r < 0) - log_warning("Failed to parse max level store value %s. Ignoring.", word + 33); - else - s->max_level_store = r; - } else if (startswith(word, "systemd.journald.max_level_syslog=")) { - r = log_level_from_string(word + 34); - if (r < 0) - log_warning("Failed to parse max level syslog value %s. Ignoring.", word + 34); - else - s->max_level_syslog = r; - } else if (startswith(word, "systemd.journald.max_level_kmsg=")) { - r = log_level_from_string(word + 32); - if (r < 0) - log_warning("Failed to parse max level kmsg value %s. Ignoring.", word + 32); - else - s->max_level_kmsg = r; - } else if (startswith(word, "systemd.journald.max_level_wall=")) { - r = log_level_from_string(word + 32); - if (r < 0) - log_warning("Failed to parse max level wall value %s. Ignoring.", word + 32); - else - s->max_level_wall = r; - } else if (startswith(word, "systemd.journald")) - log_warning("Invalid systemd.journald parameter. Ignoring."); - } + log_warning("Failed to parse forward to syslog switch \"%s\". Ignoring.", value); + else + s->forward_to_syslog = r; + } else if (streq(key, "systemd.journald.forward_to_kmsg")) { + r = value ? parse_boolean(value) : true; + if (r < 0) + log_warning("Failed to parse forward to kmsg switch \"%s\". Ignoring.", value); + else + s->forward_to_kmsg = r; + } else if (streq(key, "systemd.journald.forward_to_console")) { + r = value ? parse_boolean(value) : true; + if (r < 0) + log_warning("Failed to parse forward to console switch \"%s\". Ignoring.", value); + else + s->forward_to_console = r; + } else if (streq(key, "systemd.journald.forward_to_wall")) { + r = value ? parse_boolean(value) : true; + if (r < 0) + log_warning("Failed to parse forward to wall switch \"%s\". Ignoring.", value); + else + s->forward_to_wall = r; + } else if (streq(key, "systemd.journald.max_level_console") && value) { + r = log_level_from_string(value); + if (r < 0) + log_warning("Failed to parse max level console value \"%s\". Ignoring.", value); + else + s->max_level_console = r; + } else if (streq(key, "systemd.journald.max_level_store") && value) { + r = log_level_from_string(value); + if (r < 0) + log_warning("Failed to parse max level store value \"%s\". Ignoring.", value); + else + s->max_level_store = r; + } else if (streq(key, "systemd.journald.max_level_syslog") && value) { + r = log_level_from_string(value); + if (r < 0) + log_warning("Failed to parse max level syslog value \"%s\". Ignoring.", value); + else + s->max_level_syslog = r; + } else if (streq(key, "systemd.journald.max_level_kmsg") && value) { + r = log_level_from_string(value); + if (r < 0) + log_warning("Failed to parse max level kmsg value \"%s\". Ignoring.", value); + else + s->max_level_kmsg = r; + } else if (streq(key, "systemd.journald.max_level_wall") && value) { + r = log_level_from_string(value); + if (r < 0) + log_warning("Failed to parse max level wall value \"%s\". Ignoring.", value); + else + s->max_level_wall = r; + } else if (startswith(key, "systemd.journald")) + log_warning("Unknown journald kernel command line option \"%s\". Ignoring.", key); /* do not warn about state here, since probably systemd already did */ return 0; @@ -1917,7 +1898,7 @@ int server_init(Server *s) { journal_reset_metrics(&s->runtime_storage.metrics); server_parse_config_file(s); - server_parse_proc_cmdline(s); + parse_proc_cmdline(parse_proc_cmdline_item, s, true); if (!!s->rate_limit_interval ^ !!s->rate_limit_burst) { log_debug("Setting both rate limit interval and burst from "USEC_FMT",%u to 0,0", diff --git a/src/modules-load/modules-load.c b/src/modules-load/modules-load.c index f75015d8c3..0901fea8dc 100644 --- a/src/modules-load/modules-load.c +++ b/src/modules-load/modules-load.c @@ -59,10 +59,10 @@ static int add_modules(const char *p) { return 0; } -static int parse_proc_cmdline_item(const char *key, const char *value) { +static int parse_proc_cmdline_item(const char *key, const char *value, void *data) { int r; - if (STR_IN_SET(key, "modules-load", "rd.modules-load") && value) { + if (streq(key, "modules-load") && value) { r = add_modules(value); if (r < 0) return r; @@ -226,7 +226,7 @@ int main(int argc, char *argv[]) { umask(0022); - r = parse_proc_cmdline(parse_proc_cmdline_item); + r = parse_proc_cmdline(parse_proc_cmdline_item, NULL, true); if (r < 0) log_warning_errno(r, "Failed to parse kernel command line, ignoring: %m"); diff --git a/src/network/networkd-ndisc.c b/src/network/networkd-ndisc.c index c2b7970623..b282634e4b 100644 --- a/src/network/networkd-ndisc.c +++ b/src/network/networkd-ndisc.c @@ -57,6 +57,8 @@ static void ndisc_router_process_default(Link *link, sd_ndisc_router *rt) { unsigned preference; usec_t time_now; int r; + Address *address; + Iterator i; assert(link); assert(rt); @@ -75,6 +77,32 @@ static void ndisc_router_process_default(Link *link, sd_ndisc_router *rt) { return; } + SET_FOREACH(address, link->addresses, i) { + if (!memcmp(&gateway, &address->in_addr.in6, + sizeof(address->in_addr.in6))) { + char buffer[INET6_ADDRSTRLEN]; + + log_link_debug(link, "No NDisc route added, gateway %s matches local address", + inet_ntop(AF_INET6, + &address->in_addr.in6, + buffer, sizeof(buffer))); + return; + } + } + + SET_FOREACH(address, link->addresses_foreign, i) { + if (!memcmp(&gateway, &address->in_addr.in6, + sizeof(address->in_addr.in6))) { + char buffer[INET6_ADDRSTRLEN]; + + log_link_debug(link, "No NDisc route added, gateway %s matches local address", + inet_ntop(AF_INET6, + &address->in_addr.in6, + buffer, sizeof(buffer))); + return; + } + } + r = sd_ndisc_router_get_preference(rt, &preference); if (r < 0) { log_link_warning_errno(link, r, "Failed to get default router preference from RA: %m"); diff --git a/src/network/networkd-netdev-bond.c b/src/network/networkd-netdev-bond.c index 7913b0088e..46d1669337 100644 --- a/src/network/networkd-netdev-bond.c +++ b/src/network/networkd-netdev-bond.c @@ -268,13 +268,13 @@ static int netdev_bond_fill_message_create(NetDev *netdev, Link *link, sd_netlin if (b->arp_all_targets != _NETDEV_BOND_ARP_ALL_TARGETS_INVALID) { r = sd_netlink_message_append_u32(m, IFLA_BOND_ARP_ALL_TARGETS, b->arp_all_targets); if (r < 0) - return log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_ARP_VALIDATE attribute: %m"); + return log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_ARP_ALL_TARGETS attribute: %m"); } if (b->primary_reselect != _NETDEV_BOND_PRIMARY_RESELECT_INVALID) { - r = sd_netlink_message_append_u32(m, IFLA_BOND_ARP_ALL_TARGETS, b->primary_reselect); + r = sd_netlink_message_append_u8(m, IFLA_BOND_PRIMARY_RESELECT, b->primary_reselect); if (r < 0) - return log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_ARP_ALL_TARGETS attribute: %m"); + return log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_PRIMARY_RESELECT attribute: %m"); } if (b->resend_igmp <= RESEND_IGMP_MAX) { diff --git a/src/network/networkd-network-gperf.gperf b/src/network/networkd-network-gperf.gperf index 5587961b9f..bcf8186c33 100644 --- a/src/network/networkd-network-gperf.gperf +++ b/src/network/networkd-network-gperf.gperf @@ -49,7 +49,7 @@ Network.EmitLLDP, config_parse_lldp_emit, Network.Address, config_parse_address, 0, 0 Network.Gateway, config_parse_gateway, 0, 0 Network.Domains, config_parse_domains, 0, 0 -Network.DNS, config_parse_strv, 0, offsetof(Network, dns) +Network.DNS, config_parse_dns, 0, 0 Network.LLMNR, config_parse_resolve_support, 0, offsetof(Network, llmnr) Network.MulticastDNS, config_parse_resolve_support, 0, offsetof(Network, mdns) Network.DNSSEC, config_parse_dnssec_mode, 0, offsetof(Network, dnssec_mode) diff --git a/src/network/networkd-network.c b/src/network/networkd-network.c index 584cb96979..042232fcac 100644 --- a/src/network/networkd-network.c +++ b/src/network/networkd-network.c @@ -979,6 +979,56 @@ int config_parse_dhcp_server_ntp( } } +int config_parse_dns( + const char *unit, + const char *filename, + unsigned line, + const char *section, + unsigned section_line, + const char *lvalue, + int ltype, + const char *rvalue, + void *data, + void *userdata) { + + Network *n = userdata; + int r; + + assert(filename); + assert(lvalue); + assert(rvalue); + + for (;;) { + _cleanup_free_ char *w = NULL; + union in_addr_union a; + int family; + + r = extract_first_word(&rvalue, &w, WHITESPACE, EXTRACT_QUOTES|EXTRACT_RETAIN_ESCAPE); + if (r == 0) + break; + if (r == -ENOMEM) + return log_oom(); + if (r < 0) { + log_syntax(unit, LOG_ERR, filename, line, r, "Invalid syntax, ignoring: %s", rvalue); + break; + } + + r = in_addr_from_string_auto(w, &family, &a); + if (r < 0) { + log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse dns server address, ignoring: %s", w); + continue; + } + + r = strv_consume(&n->dns, w); + if (r < 0) + return log_oom(); + + w = NULL; + } + + return 0; +} + int config_parse_dnssec_negative_trust_anchors( const char *unit, const char *filename, diff --git a/src/network/networkd-network.h b/src/network/networkd-network.h index ef4b499ab9..42fc82d392 100644 --- a/src/network/networkd-network.h +++ b/src/network/networkd-network.h @@ -220,6 +220,7 @@ int config_parse_netdev(const char *unit, const char *filename, unsigned line, c int config_parse_domains(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); int config_parse_tunnel(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); int config_parse_dhcp(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); +int config_parse_dns(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); int config_parse_dhcp_client_identifier(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); int config_parse_ipv6token(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); int config_parse_ipv6_privacy_extensions(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); diff --git a/src/nspawn/nspawn-mount.c b/src/nspawn/nspawn-mount.c index 44dc9bfcf4..115de64cf9 100644 --- a/src/nspawn/nspawn-mount.c +++ b/src/nspawn/nspawn-mount.c @@ -300,6 +300,59 @@ int mount_sysfs(const char *dest) { MS_BIND|MS_RDONLY|MS_NOSUID|MS_NOEXEC|MS_NODEV|MS_REMOUNT, NULL); } +static int mkdir_userns(const char *path, mode_t mode, bool in_userns, uid_t uid_shift) { + int r; + + assert(path); + + r = mkdir(path, mode); + if (r < 0 && errno != EEXIST) + return -errno; + + if (!in_userns) { + r = lchown(path, uid_shift, uid_shift); + if (r < 0) + return -errno; + } + + return 0; +} + +static int mkdir_userns_p(const char *prefix, const char *path, mode_t mode, bool in_userns, uid_t uid_shift) { + const char *p, *e; + int r; + + assert(path); + + if (prefix && !path_startswith(path, prefix)) + return -ENOTDIR; + + /* create every parent directory in the path, except the last component */ + p = path + strspn(path, "/"); + for (;;) { + char t[strlen(path) + 1]; + + e = p + strcspn(p, "/"); + p = e + strspn(e, "/"); + + /* Is this the last component? If so, then we're done */ + if (*p == 0) + break; + + memcpy(t, path, e - path); + t[e-path] = 0; + + if (prefix && path_startswith(prefix, t)) + continue; + + r = mkdir_userns(t, mode, in_userns, uid_shift); + if (r < 0) + return r; + } + + return mkdir_userns(path, mode, in_userns, uid_shift); +} + int mount_all(const char *dest, bool use_userns, bool in_userns, bool use_netns, @@ -361,7 +414,7 @@ int mount_all(const char *dest, if (mount_table[k].what && r > 0) continue; - r = mkdir_p(where, 0755); + r = mkdir_userns_p(dest, where, 0755, in_userns, uid_shift); if (r < 0 && r != -EEXIST) { if (mount_table[k].fatal) return log_error_errno(r, "Failed to create directory %s: %m", where); diff --git a/src/nspawn/nspawn-seccomp.c b/src/nspawn/nspawn-seccomp.c index 44a0b397ab..03a397d30c 100644 --- a/src/nspawn/nspawn-seccomp.c +++ b/src/nspawn/nspawn-seccomp.c @@ -135,15 +135,9 @@ int setup_seccomp(uint64_t cap_list_retain) { return 0; } - seccomp = seccomp_init(SCMP_ACT_ALLOW); - if (!seccomp) - return log_oom(); - - r = seccomp_add_secondary_archs(seccomp); - if (r < 0) { - log_error_errno(r, "Failed to add secondary archs to seccomp filter: %m"); - goto finish; - } + r = seccomp_init_conservative(&seccomp, SCMP_ACT_ALLOW); + if (r < 0) + return log_error_errno(r, "Failed to allocate seccomp object: %m"); r = seccomp_add_default_syscall_filter(seccomp, cap_list_retain); if (r < 0) @@ -171,12 +165,6 @@ int setup_seccomp(uint64_t cap_list_retain) { goto finish; } - r = seccomp_attr_set(seccomp, SCMP_FLTATR_CTL_NNP, 0); - if (r < 0) { - log_error_errno(r, "Failed to unset NO_NEW_PRIVS: %m"); - goto finish; - } - r = seccomp_load(seccomp); if (r < 0) { log_error_errno(r, "Failed to install seccomp audit filter: %m"); diff --git a/src/nspawn/nspawn.c b/src/nspawn/nspawn.c index 2cbe563953..295293858e 100644 --- a/src/nspawn/nspawn.c +++ b/src/nspawn/nspawn.c @@ -2684,6 +2684,10 @@ static int inner_child( } } + r = reset_uid_gid(); + if (r < 0) + return log_error_errno(r, "Couldn't become new root: %m"); + r = mount_all(NULL, arg_userns_mode != USER_NAMESPACE_NO, true, @@ -2726,10 +2730,6 @@ static int inner_child( return r; } - r = reset_uid_gid(); - if (r < 0) - return log_error_errno(r, "Couldn't become new root: %m"); - r = setup_boot_id(NULL); if (r < 0) return r; diff --git a/src/nss-resolve/nss-resolve.c b/src/nss-resolve/nss-resolve.c index eea91e3e88..d46a3afe91 100644 --- a/src/nss-resolve/nss-resolve.c +++ b/src/nss-resolve/nss-resolve.c @@ -121,6 +121,7 @@ enum nss_status _nss_resolve_gethostbyname4_r( _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; struct gaih_addrtuple *r_tuple, *r_tuple_first = NULL; _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; + enum nss_status ret = NSS_STATUS_UNAVAIL; const char *canonical = NULL; size_t l, ms, idx; char *r_name; @@ -167,6 +168,10 @@ enum nss_status _nss_resolve_gethostbyname4_r( if (bus_error_shall_fallback(&error)) goto fallback; + /* Treat all other error conditions as NOTFOUND, and fail. This includes DNSSEC errors and + suchlike. (We don't use UNAVAIL in this case so that the nsswitch.conf configuration can distuingish + such executed but negative replies from complete failure to talk to resolved. */ + ret = NSS_STATUS_NOTFOUND; goto fail; } @@ -279,12 +284,9 @@ fallback: } fail: - /* When we arrive here, resolved runs and has answered (fallback to - * "dns" is handled earlier). So we have a definitive "no" answer and - * should not fall back to subsequent NSS modules via "UNAVAIL". */ *errnop = -r; *h_errnop = NO_RECOVERY; - return NSS_STATUS_NOTFOUND; + return ret; } enum nss_status _nss_resolve_gethostbyname3_r( @@ -300,6 +302,7 @@ enum nss_status _nss_resolve_gethostbyname3_r( _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; char *r_name, *r_aliases, *r_addr, *r_addr_list; _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; + enum nss_status ret = NSS_STATUS_UNAVAIL; size_t l, idx, ms, alen; const char *canonical; int c, r, i = 0; @@ -353,6 +356,7 @@ enum nss_status _nss_resolve_gethostbyname3_r( if (bus_error_shall_fallback(&error)) goto fallback; + ret = NSS_STATUS_NOTFOUND; goto fail; } @@ -479,7 +483,7 @@ fallback: fail: *errnop = -r; *h_errnop = NO_RECOVERY; - return NSS_STATUS_NOTFOUND; + return ret; } enum nss_status _nss_resolve_gethostbyaddr2_r( @@ -494,6 +498,7 @@ enum nss_status _nss_resolve_gethostbyaddr2_r( _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; char *r_name, *r_aliases, *r_addr, *r_addr_list; _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; + enum nss_status ret = NSS_STATUS_UNAVAIL; unsigned c = 0, i = 0; size_t ms = 0, idx; const char *n; @@ -560,7 +565,7 @@ enum nss_status _nss_resolve_gethostbyaddr2_r( if (bus_error_shall_fallback(&error)) goto fallback; - + ret = NSS_STATUS_NOTFOUND; goto fail; } @@ -669,7 +674,7 @@ fallback: fail: *errnop = -r; *h_errnop = NO_RECOVERY; - return NSS_STATUS_NOTFOUND; + return ret; } NSS_GETHOSTBYNAME_FALLBACKS(resolve); diff --git a/src/quotacheck/quotacheck.c b/src/quotacheck/quotacheck.c index 6d8c05f046..2714cde5c7 100644 --- a/src/quotacheck/quotacheck.c +++ b/src/quotacheck/quotacheck.c @@ -32,7 +32,7 @@ static bool arg_skip = false; static bool arg_force = false; -static int parse_proc_cmdline_item(const char *key, const char *value) { +static int parse_proc_cmdline_item(const char *key, const char *value, void *data) { if (streq(key, "quotacheck.mode") && value) { @@ -88,7 +88,7 @@ int main(int argc, char *argv[]) { umask(0022); - r = parse_proc_cmdline(parse_proc_cmdline_item); + r = parse_proc_cmdline(parse_proc_cmdline_item, NULL, false); if (r < 0) log_warning_errno(r, "Failed to parse kernel command line, ignoring: %m"); diff --git a/src/resolve/resolved-dns-server.c b/src/resolve/resolved-dns-server.c index 7282848e35..22c64e8491 100644 --- a/src/resolve/resolved-dns-server.c +++ b/src/resolve/resolved-dns-server.c @@ -575,8 +575,7 @@ void dns_server_warn_downgrade(DnsServer *server) { server->warned_downgrade = true; } -bool dns_server_limited_domains(DnsServer *server) -{ +bool dns_server_limited_domains(DnsServer *server) { DnsSearchDomain *domain; bool domain_restricted = false; @@ -589,7 +588,7 @@ bool dns_server_limited_domains(DnsServer *server) if (domain->route_only) { domain_restricted = true; /* ~. means "any domain", thus it is a global server */ - if (streq(DNS_SEARCH_DOMAIN_NAME(domain), ".")) + if (dns_name_is_root(DNS_SEARCH_DOMAIN_NAME(domain))) return false; } diff --git a/src/shared/condition.c b/src/shared/condition.c index f13fa6a9fd..8bd6a51a99 100644 --- a/src/shared/condition.c +++ b/src/shared/condition.c @@ -146,25 +146,24 @@ static int condition_test_virtualization(Condition *c) { assert(c->parameter); assert(c->type == CONDITION_VIRTUALIZATION); + if (streq(c->parameter, "private-users")) + return running_in_userns(); + v = detect_virtualization(); if (v < 0) return v; /* First, compare with yes/no */ b = parse_boolean(c->parameter); - - if (v > 0 && b > 0) - return true; - - if (v == 0 && b == 0) - return true; + if (b >= 0) + return b == !!v; /* Then, compare categorization */ - if (VIRTUALIZATION_IS_VM(v) && streq(c->parameter, "vm")) - return true; + if (streq(c->parameter, "vm")) + return VIRTUALIZATION_IS_VM(v); - if (VIRTUALIZATION_IS_CONTAINER(v) && streq(c->parameter, "container")) - return true; + if (streq(c->parameter, "container")) + return VIRTUALIZATION_IS_CONTAINER(v); /* Finally compare id */ return v != VIRTUALIZATION_NONE && streq(c->parameter, virtualization_to_string(v)); @@ -329,9 +328,9 @@ static int condition_test_needs_update(Condition *c) { uint64_t timestamp; int r; - r = parse_env_file(p, NULL, "TimestampNSec", ×tamp_str, NULL); + r = parse_env_file(p, NULL, "TIMESTAMP_NSEC", ×tamp_str, NULL); if (r < 0) { - log_error_errno(-r, "Failed to parse timestamp file '%s', using mtime: %m", p); + log_error_errno(r, "Failed to parse timestamp file '%s', using mtime: %m", p); return true; } else if (r == 0) { log_debug("No data in timestamp file '%s', using mtime", p); @@ -340,12 +339,11 @@ static int condition_test_needs_update(Condition *c) { r = safe_atou64(timestamp_str, ×tamp); if (r < 0) { - log_error_errno(-r, "Failed to parse timestamp value '%s' in file '%s', using mtime: %m", - timestamp_str, p); + log_error_errno(r, "Failed to parse timestamp value '%s' in file '%s', using mtime: %m", timestamp_str, p); return true; } - other.st_mtim.tv_nsec = timestamp % NSEC_PER_SEC; + timespec_store(&other.st_mtim, timestamp); } return usr.st_mtim.tv_nsec > other.st_mtim.tv_nsec; diff --git a/src/shared/install.c b/src/shared/install.c index d33a658d0a..96fba6e25b 100644 --- a/src/shared/install.c +++ b/src/shared/install.c @@ -518,6 +518,7 @@ static int remove_marked_symlinks_fd( const char *path, const char *config_path, const LookupPaths *lp, + bool dry_run, bool *restart, UnitFileChange **changes, unsigned *n_changes) { @@ -566,7 +567,7 @@ static int remove_marked_symlinks_fd( } /* This will close nfd, regardless whether it succeeds or not */ - q = remove_marked_symlinks_fd(remove_symlinks_to, nfd, p, config_path, lp, restart, changes, n_changes); + q = remove_marked_symlinks_fd(remove_symlinks_to, nfd, p, config_path, lp, dry_run, restart, changes, n_changes); if (q < 0 && r == 0) r = q; @@ -603,14 +604,16 @@ static int remove_marked_symlinks_fd( if (!found) continue; - if (unlinkat(fd, de->d_name, 0) < 0 && errno != ENOENT) { - if (r == 0) - r = -errno; - unit_file_changes_add(changes, n_changes, -errno, p, NULL); - continue; - } + if (!dry_run) { + if (unlinkat(fd, de->d_name, 0) < 0 && errno != ENOENT) { + if (r == 0) + r = -errno; + unit_file_changes_add(changes, n_changes, -errno, p, NULL); + continue; + } - (void) rmdir_parents(p, config_path); + (void) rmdir_parents(p, config_path); + } unit_file_changes_add(changes, n_changes, UNIT_FILE_UNLINK, p, NULL); @@ -621,7 +624,7 @@ static int remove_marked_symlinks_fd( q = mark_symlink_for_removal(&remove_symlinks_to, rp ?: p); if (q < 0) return q; - if (q > 0) + if (q > 0 && !dry_run) *restart = true; } } @@ -633,6 +636,7 @@ static int remove_marked_symlinks( Set *remove_symlinks_to, const char *config_path, const LookupPaths *lp, + bool dry_run, UnitFileChange **changes, unsigned *n_changes) { @@ -659,7 +663,7 @@ static int remove_marked_symlinks( return -errno; /* This takes possession of cfd and closes it */ - q = remove_marked_symlinks_fd(remove_symlinks_to, cfd, config_path, config_path, lp, &restart, changes, n_changes); + q = remove_marked_symlinks_fd(remove_symlinks_to, cfd, config_path, config_path, lp, dry_run, &restart, changes, n_changes); if (r == 0) r = q; } while (restart); @@ -1805,10 +1809,9 @@ static int install_context_mark_for_removal( int unit_file_mask( UnitFileScope scope, - bool runtime, + UnitFileFlags flags, const char *root_dir, char **files, - bool force, UnitFileChange **changes, unsigned *n_changes) { @@ -1824,7 +1827,7 @@ int unit_file_mask( if (r < 0) return r; - config_path = runtime ? paths.runtime_config : paths.persistent_config; + config_path = (flags & UNIT_FILE_RUNTIME) ? paths.runtime_config : paths.persistent_config; STRV_FOREACH(i, files) { _cleanup_free_ char *path = NULL; @@ -1840,7 +1843,7 @@ int unit_file_mask( if (!path) return -ENOMEM; - q = create_symlink(&paths, "/dev/null", path, force, changes, n_changes); + q = create_symlink(&paths, "/dev/null", path, !!(flags & UNIT_FILE_FORCE), changes, n_changes); if (q < 0 && r >= 0) r = q; } @@ -1850,7 +1853,7 @@ int unit_file_mask( int unit_file_unmask( UnitFileScope scope, - bool runtime, + UnitFileFlags flags, const char *root_dir, char **files, UnitFileChange **changes, @@ -1862,6 +1865,7 @@ int unit_file_unmask( size_t n_todo = 0, n_allocated = 0; const char *config_path; char **i; + bool dry_run; int r, q; assert(scope >= 0); @@ -1871,7 +1875,8 @@ int unit_file_unmask( if (r < 0) return r; - config_path = runtime ? paths.runtime_config : paths.persistent_config; + config_path = (flags & UNIT_FILE_RUNTIME) ? paths.runtime_config : paths.persistent_config; + dry_run = !!(flags & UNIT_FILE_DRY_RUN); STRV_FOREACH(i, files) { _cleanup_free_ char *path = NULL; @@ -1908,7 +1913,7 @@ int unit_file_unmask( if (!path) return -ENOMEM; - if (unlink(path) < 0) { + if (!dry_run && unlink(path) < 0) { if (errno != ENOENT) { if (r >= 0) r = -errno; @@ -1926,7 +1931,7 @@ int unit_file_unmask( return q; } - q = remove_marked_symlinks(remove_symlinks_to, config_path, &paths, changes, n_changes); + q = remove_marked_symlinks(remove_symlinks_to, config_path, &paths, dry_run, changes, n_changes); if (r >= 0) r = q; @@ -1935,10 +1940,9 @@ int unit_file_unmask( int unit_file_link( UnitFileScope scope, - bool runtime, + UnitFileFlags flags, const char *root_dir, char **files, - bool force, UnitFileChange **changes, unsigned *n_changes) { @@ -1956,7 +1960,7 @@ int unit_file_link( if (r < 0) return r; - config_path = runtime ? paths.runtime_config : paths.persistent_config; + config_path = (flags & UNIT_FILE_RUNTIME) ? paths.runtime_config : paths.persistent_config; STRV_FOREACH(i, files) { _cleanup_free_ char *full = NULL; @@ -2005,7 +2009,7 @@ int unit_file_link( if (!new_path) return -ENOMEM; - q = create_symlink(&paths, *i, new_path, force, changes, n_changes); + q = create_symlink(&paths, *i, new_path, !!(flags & UNIT_FILE_FORCE), changes, n_changes); if (q < 0 && r >= 0) r = q; } @@ -2177,11 +2181,11 @@ int unit_file_revert( return q; } - q = remove_marked_symlinks(remove_symlinks_to, paths.runtime_config, &paths, changes, n_changes); + q = remove_marked_symlinks(remove_symlinks_to, paths.runtime_config, &paths, false, changes, n_changes); if (r >= 0) r = q; - q = remove_marked_symlinks(remove_symlinks_to, paths.persistent_config, &paths, changes, n_changes); + q = remove_marked_symlinks(remove_symlinks_to, paths.persistent_config, &paths, false, changes, n_changes); if (r >= 0) r = q; @@ -2190,12 +2194,11 @@ int unit_file_revert( int unit_file_add_dependency( UnitFileScope scope, - bool runtime, + UnitFileFlags flags, const char *root_dir, char **files, const char *target, UnitDependency dep, - bool force, UnitFileChange **changes, unsigned *n_changes) { @@ -2220,7 +2223,7 @@ int unit_file_add_dependency( if (r < 0) return r; - config_path = runtime ? paths.runtime_config : paths.persistent_config; + config_path = (flags & UNIT_FILE_RUNTIME) ? paths.runtime_config : paths.persistent_config; r = install_info_discover(scope, &c, &paths, target, SEARCH_FOLLOW_CONFIG_SYMLINKS, &target_info, changes, n_changes); @@ -2260,15 +2263,14 @@ int unit_file_add_dependency( return -ENOMEM; } - return install_context_apply(scope, &c, &paths, config_path, force, SEARCH_FOLLOW_CONFIG_SYMLINKS, changes, n_changes); + return install_context_apply(scope, &c, &paths, config_path, !!(flags & UNIT_FILE_FORCE), SEARCH_FOLLOW_CONFIG_SYMLINKS, changes, n_changes); } int unit_file_enable( UnitFileScope scope, - bool runtime, + UnitFileFlags flags, const char *root_dir, char **files, - bool force, UnitFileChange **changes, unsigned *n_changes) { @@ -2286,7 +2288,7 @@ int unit_file_enable( if (r < 0) return r; - config_path = runtime ? paths.runtime_config : paths.persistent_config; + config_path = (flags & UNIT_FILE_RUNTIME) ? paths.runtime_config : paths.persistent_config; STRV_FOREACH(f, files) { r = install_info_discover(scope, &c, &paths, *f, SEARCH_LOAD|SEARCH_FOLLOW_CONFIG_SYMLINKS, @@ -2305,12 +2307,12 @@ int unit_file_enable( is useful to determine whether the passed files had any installation data at all. */ - return install_context_apply(scope, &c, &paths, config_path, force, SEARCH_LOAD, changes, n_changes); + return install_context_apply(scope, &c, &paths, config_path, !!(flags & UNIT_FILE_FORCE), SEARCH_LOAD, changes, n_changes); } int unit_file_disable( UnitFileScope scope, - bool runtime, + UnitFileFlags flags, const char *root_dir, char **files, UnitFileChange **changes, @@ -2330,7 +2332,7 @@ int unit_file_disable( if (r < 0) return r; - config_path = runtime ? paths.runtime_config : paths.persistent_config; + config_path = (flags & UNIT_FILE_RUNTIME) ? paths.runtime_config : paths.persistent_config; STRV_FOREACH(i, files) { if (!unit_name_is_valid(*i, UNIT_NAME_ANY)) @@ -2345,15 +2347,14 @@ int unit_file_disable( if (r < 0) return r; - return remove_marked_symlinks(remove_symlinks_to, config_path, &paths, changes, n_changes); + return remove_marked_symlinks(remove_symlinks_to, config_path, &paths, !!(flags & UNIT_FILE_DRY_RUN), changes, n_changes); } int unit_file_reenable( UnitFileScope scope, - bool runtime, + UnitFileFlags flags, const char *root_dir, char **files, - bool force, UnitFileChange **changes, unsigned *n_changes) { @@ -2368,19 +2369,19 @@ int unit_file_reenable( n[i] = basename(files[i]); n[i] = NULL; - r = unit_file_disable(scope, runtime, root_dir, n, changes, n_changes); + r = unit_file_disable(scope, flags, root_dir, n, changes, n_changes); if (r < 0) return r; /* But the enable command with the full name */ - return unit_file_enable(scope, runtime, root_dir, files, force, changes, n_changes); + return unit_file_enable(scope, flags, root_dir, files, changes, n_changes); } int unit_file_set_default( UnitFileScope scope, + UnitFileFlags flags, const char *root_dir, const char *name, - bool force, UnitFileChange **changes, unsigned *n_changes) { @@ -2411,7 +2412,7 @@ int unit_file_set_default( return r; new_path = strjoina(paths.persistent_config, "/" SPECIAL_DEFAULT_TARGET); - return create_symlink(&paths, i->path, new_path, force, changes, n_changes); + return create_symlink(&paths, i->path, new_path, !!(flags & UNIT_FILE_FORCE), changes, n_changes); } int unit_file_get_default( @@ -2735,7 +2736,7 @@ static int execute_preset( if (r < 0) return r; - r = remove_marked_symlinks(remove_symlinks_to, config_path, paths, changes, n_changes); + r = remove_marked_symlinks(remove_symlinks_to, config_path, paths, false, changes, n_changes); } else r = 0; @@ -2803,11 +2804,10 @@ static int preset_prepare_one( int unit_file_preset( UnitFileScope scope, - bool runtime, + UnitFileFlags flags, const char *root_dir, char **files, UnitFilePresetMode mode, - bool force, UnitFileChange **changes, unsigned *n_changes) { @@ -2826,7 +2826,7 @@ int unit_file_preset( if (r < 0) return r; - config_path = runtime ? paths.runtime_config : paths.persistent_config; + config_path = (flags & UNIT_FILE_RUNTIME) ? paths.runtime_config : paths.persistent_config; r = read_presets(scope, root_dir, &presets); if (r < 0) @@ -2838,15 +2838,14 @@ int unit_file_preset( return r; } - return execute_preset(scope, &plus, &minus, &paths, config_path, files, mode, force, changes, n_changes); + return execute_preset(scope, &plus, &minus, &paths, config_path, files, mode, !!(flags & UNIT_FILE_FORCE), changes, n_changes); } int unit_file_preset_all( UnitFileScope scope, - bool runtime, + UnitFileFlags flags, const char *root_dir, UnitFilePresetMode mode, - bool force, UnitFileChange **changes, unsigned *n_changes) { @@ -2865,7 +2864,7 @@ int unit_file_preset_all( if (r < 0) return r; - config_path = runtime ? paths.runtime_config : paths.persistent_config; + config_path = (flags & UNIT_FILE_RUNTIME) ? paths.runtime_config : paths.persistent_config; r = read_presets(scope, root_dir, &presets); if (r < 0) @@ -2906,7 +2905,7 @@ int unit_file_preset_all( } } - return execute_preset(scope, &plus, &minus, &paths, config_path, NULL, mode, force, changes, n_changes); + return execute_preset(scope, &plus, &minus, &paths, config_path, NULL, mode, !!(flags & UNIT_FILE_FORCE), changes, n_changes); } static void unit_file_list_free_one(UnitFileList *f) { diff --git a/src/shared/install.h b/src/shared/install.h index b1f220693b..7a5859e729 100644 --- a/src/shared/install.h +++ b/src/shared/install.h @@ -23,6 +23,7 @@ typedef enum UnitFileScope UnitFileScope; typedef enum UnitFileState UnitFileState; typedef enum UnitFilePresetMode UnitFilePresetMode; typedef enum UnitFileChangeType UnitFileChangeType; +typedef enum UnitFileFlags UnitFileFlags; typedef enum UnitFileType UnitFileType; typedef struct UnitFileChange UnitFileChange; typedef struct UnitFileList UnitFileList; @@ -78,6 +79,12 @@ enum UnitFileChangeType { _UNIT_FILE_CHANGE_INVALID = INT_MIN }; +enum UnitFileFlags { + UNIT_FILE_RUNTIME = 1, + UNIT_FILE_FORCE = 1 << 1, + UNIT_FILE_DRY_RUN = 1 << 2, +}; + /* type can either one of the UnitFileChangeTypes listed above, or a negative error. * If source is specified, it should be the contents of the path symlink. * In case of an error, source should be the existing symlink contents or NULL @@ -144,65 +151,59 @@ bool unit_type_may_template(UnitType type) _const_; int unit_file_enable( UnitFileScope scope, - bool runtime, + UnitFileFlags flags, const char *root_dir, char **files, - bool force, UnitFileChange **changes, unsigned *n_changes); int unit_file_disable( UnitFileScope scope, - bool runtime, + UnitFileFlags flags, const char *root_dir, char **files, UnitFileChange **changes, unsigned *n_changes); int unit_file_reenable( UnitFileScope scope, - bool runtime, + UnitFileFlags flags, const char *root_dir, char **files, - bool force, UnitFileChange **changes, unsigned *n_changes); int unit_file_preset( UnitFileScope scope, - bool runtime, + UnitFileFlags flags, const char *root_dir, char **files, UnitFilePresetMode mode, - bool force, UnitFileChange **changes, unsigned *n_changes); int unit_file_preset_all( UnitFileScope scope, - bool runtime, + UnitFileFlags flags, const char *root_dir, UnitFilePresetMode mode, - bool force, UnitFileChange **changes, unsigned *n_changes); int unit_file_mask( UnitFileScope scope, - bool runtime, + UnitFileFlags flags, const char *root_dir, char **files, - bool force, UnitFileChange **changes, unsigned *n_changes); int unit_file_unmask( UnitFileScope scope, - bool runtime, + UnitFileFlags flags, const char *root_dir, char **files, UnitFileChange **changes, unsigned *n_changes); int unit_file_link( UnitFileScope scope, - bool runtime, + UnitFileFlags flags, const char *root_dir, char **files, - bool force, UnitFileChange **changes, unsigned *n_changes); int unit_file_revert( @@ -213,9 +214,9 @@ int unit_file_revert( unsigned *n_changes); int unit_file_set_default( UnitFileScope scope, + UnitFileFlags flags, const char *root_dir, const char *file, - bool force, UnitFileChange **changes, unsigned *n_changes); int unit_file_get_default( @@ -224,12 +225,11 @@ int unit_file_get_default( char **name); int unit_file_add_dependency( UnitFileScope scope, - bool runtime, + UnitFileFlags flags, const char *root_dir, char **files, const char *target, UnitDependency dep, - bool force, UnitFileChange **changes, unsigned *n_changes); diff --git a/src/shared/seccomp-util.c b/src/shared/seccomp-util.c index 8116c7671f..6252cd16a6 100644 --- a/src/shared/seccomp-util.c +++ b/src/shared/seccomp-util.c @@ -26,6 +26,7 @@ #include "macro.h" #include "seccomp-util.h" #include "string-util.h" +#include "util.h" const char* seccomp_arch_to_string(uint32_t c) { @@ -73,7 +74,34 @@ int seccomp_arch_from_string(const char *n, uint32_t *ret) { return 0; } -int seccomp_add_secondary_archs(scmp_filter_ctx *c) { +int seccomp_init_conservative(scmp_filter_ctx *ret, uint32_t default_action) { + scmp_filter_ctx seccomp; + int r; + + /* Much like seccomp_init(), but tries to be a bit more conservative in its defaults: all secondary archs are + * added by default, and NNP is turned off. */ + + seccomp = seccomp_init(default_action); + if (!seccomp) + return -ENOMEM; + + r = seccomp_add_secondary_archs(seccomp); + if (r < 0) + goto finish; + + r = seccomp_attr_set(seccomp, SCMP_FLTATR_CTL_NNP, 0); + if (r < 0) + goto finish; + + *ret = seccomp; + return 0; + +finish: + seccomp_release(seccomp); + return r; +} + +int seccomp_add_secondary_archs(scmp_filter_ctx c) { #if defined(__i386__) || defined(__x86_64__) int r; @@ -110,7 +138,6 @@ int seccomp_add_secondary_archs(scmp_filter_ctx *c) { #endif return 0; - } static bool is_basic_seccomp_available(void) { @@ -132,28 +159,30 @@ bool is_seccomp_available(void) { return cached_enabled; } -const SystemCallFilterSet syscall_filter_sets[] = { - { +const SyscallFilterSet syscall_filter_sets[_SYSCALL_FILTER_SET_MAX] = { + [SYSCALL_FILTER_SET_CLOCK] = { /* Clock */ - .set_name = "@clock", + .name = "@clock", .value = "adjtimex\0" "clock_adjtime\0" "clock_settime\0" "settimeofday\0" "stime\0" - }, { + }, + [SYSCALL_FILTER_SET_CPU_EMULATION] = { /* CPU emulation calls */ - .set_name = "@cpu-emulation", + .name = "@cpu-emulation", .value = "modify_ldt\0" "subpage_prot\0" "switch_endian\0" "vm86\0" "vm86old\0" - }, { + }, + [SYSCALL_FILTER_SET_DEBUG] = { /* Debugging/Performance Monitoring/Tracing */ - .set_name = "@debug", + .name = "@debug", .value = "lookup_dcookie\0" "perf_event_open\0" @@ -161,11 +190,14 @@ const SystemCallFilterSet syscall_filter_sets[] = { "process_vm_writev\0" "ptrace\0" "rtas\0" +#ifdef __NR_s390_runtime_instr "s390_runtime_instr\0" +#endif "sys_debug_setcontext\0" - }, { + }, + [SYSCALL_FILTER_SET_DEFAULT] = { /* Default list */ - .set_name = "@default", + .name = "@default", .value = "execve\0" "exit\0" @@ -173,9 +205,10 @@ const SystemCallFilterSet syscall_filter_sets[] = { "getrlimit\0" /* make sure processes can query stack size and such */ "rt_sigreturn\0" "sigreturn\0" - }, { + }, + [SYSCALL_FILTER_SET_IO_EVENT] = { /* Event loop use */ - .set_name = "@io-event", + .name = "@io-event", .value = "_newselect\0" "epoll_create1\0" @@ -191,9 +224,10 @@ const SystemCallFilterSet syscall_filter_sets[] = { "ppoll\0" "pselect6\0" "select\0" - }, { + }, + [SYSCALL_FILTER_SET_IPC] = { /* Message queues, SYSV IPC or other IPC: unusual */ - .set_name = "@ipc", + .name = "@ipc", .value = "ipc\0" "mq_getsetattr\0" "mq_notify\0" @@ -215,33 +249,36 @@ const SystemCallFilterSet syscall_filter_sets[] = { "shmctl\0" "shmdt\0" "shmget\0" - }, { + }, + [SYSCALL_FILTER_SET_KEYRING] = { /* Keyring */ - .set_name = "@keyring", + .name = "@keyring", .value = "add_key\0" "keyctl\0" "request_key\0" - }, { + }, + [SYSCALL_FILTER_SET_MODULE] = { /* Kernel module control */ - .set_name = "@module", + .name = "@module", .value = "delete_module\0" "finit_module\0" "init_module\0" - }, { + }, + [SYSCALL_FILTER_SET_MOUNT] = { /* Mounting */ - .set_name = "@mount", + .name = "@mount", .value = "chroot\0" "mount\0" - "oldumount\0" "pivot_root\0" "umount2\0" "umount\0" - }, { + }, + [SYSCALL_FILTER_SET_NETWORK_IO] = { /* Network or Unix socket IO, should not be needed if not network facing */ - .set_name = "@network-io", + .name = "@network-io", .value = "accept4\0" "accept\0" @@ -264,9 +301,10 @@ const SystemCallFilterSet syscall_filter_sets[] = { "socket\0" "socketcall\0" "socketpair\0" - }, { + }, + [SYSCALL_FILTER_SET_OBSOLETE] = { /* Unusual, obsolete or unimplemented, some unknown even to libseccomp */ - .set_name = "@obsolete", + .name = "@obsolete", .value = "_sysctl\0" "afs_syscall\0" @@ -292,9 +330,10 @@ const SystemCallFilterSet syscall_filter_sets[] = { "uselib\0" "ustat\0" "vserver\0" - }, { + }, + [SYSCALL_FILTER_SET_PRIVILEGED] = { /* Nice grab-bag of all system calls which need superuser capabilities */ - .set_name = "@privileged", + .name = "@privileged", .value = "@clock\0" "@module\0" @@ -331,11 +370,12 @@ const SystemCallFilterSet syscall_filter_sets[] = { "setuid\0" "swapoff\0" "swapon\0" - "sysctl\0" + "_sysctl\0" "vhangup\0" - }, { + }, + [SYSCALL_FILTER_SET_PROCESS] = { /* Process control, execution, namespaces */ - .set_name = "@process", + .name = "@process", .value = "arch_prctl\0" "clone\0" @@ -349,19 +389,90 @@ const SystemCallFilterSet syscall_filter_sets[] = { "tkill\0" "unshare\0" "vfork\0" - }, { + }, + [SYSCALL_FILTER_SET_RAW_IO] = { /* Raw I/O ports */ - .set_name = "@raw-io", + .name = "@raw-io", .value = "ioperm\0" "iopl\0" "pciconfig_iobase\0" "pciconfig_read\0" "pciconfig_write\0" +#ifdef __NR_s390_pci_mmio_read "s390_pci_mmio_read\0" +#endif +#ifdef __NR_s390_pci_mmio_write "s390_pci_mmio_write\0" - }, { - .set_name = NULL, - .value = NULL - } +#endif + }, }; + +const SyscallFilterSet *syscall_filter_set_find(const char *name) { + unsigned i; + + if (isempty(name) || name[0] != '@') + return NULL; + + for (i = 0; i < _SYSCALL_FILTER_SET_MAX; i++) + if (streq(syscall_filter_sets[i].name, name)) + return syscall_filter_sets + i; + + return NULL; +} + +int seccomp_add_syscall_filter_set(scmp_filter_ctx seccomp, const SyscallFilterSet *set, uint32_t action) { + const char *sys; + int r; + + assert(seccomp); + assert(set); + + NULSTR_FOREACH(sys, set->value) { + int id; + + if (sys[0] == '@') { + const SyscallFilterSet *other; + + other = syscall_filter_set_find(sys); + if (!other) + return -EINVAL; + + r = seccomp_add_syscall_filter_set(seccomp, other, action); + } else { + id = seccomp_syscall_resolve_name(sys); + if (id == __NR_SCMP_ERROR) + return -EINVAL; + + r = seccomp_rule_add(seccomp, action, id, 0); + } + if (r < 0) + return r; + } + + return 0; +} + +int seccomp_load_filter_set(uint32_t default_action, const SyscallFilterSet *set, uint32_t action) { + scmp_filter_ctx seccomp; + int r; + + assert(set); + + /* The one-stop solution: allocate a seccomp object, add a filter to it, and apply it */ + + r = seccomp_init_conservative(&seccomp, default_action); + if (r < 0) + return r; + + r = seccomp_add_syscall_filter_set(seccomp, set, action); + if (r < 0) + goto finish; + + r = seccomp_load(seccomp); + +finish: + seccomp_release(seccomp); + return r; + +} diff --git a/src/shared/seccomp-util.h b/src/shared/seccomp-util.h index cca7c17912..8050fc6fbf 100644 --- a/src/shared/seccomp-util.h +++ b/src/shared/seccomp-util.h @@ -20,18 +20,45 @@ ***/ #include <seccomp.h> +#include <stdbool.h> #include <stdint.h> const char* seccomp_arch_to_string(uint32_t c); int seccomp_arch_from_string(const char *n, uint32_t *ret); -int seccomp_add_secondary_archs(scmp_filter_ctx *c); +int seccomp_init_conservative(scmp_filter_ctx *ret, uint32_t default_action); + +int seccomp_add_secondary_archs(scmp_filter_ctx c); bool is_seccomp_available(void); -typedef struct SystemCallFilterSet { - const char *set_name; +typedef struct SyscallFilterSet { + const char *name; const char *value; -} SystemCallFilterSet; +} SyscallFilterSet; + +enum { + SYSCALL_FILTER_SET_CLOCK, + SYSCALL_FILTER_SET_CPU_EMULATION, + SYSCALL_FILTER_SET_DEBUG, + SYSCALL_FILTER_SET_DEFAULT, + SYSCALL_FILTER_SET_IO_EVENT, + SYSCALL_FILTER_SET_IPC, + SYSCALL_FILTER_SET_KEYRING, + SYSCALL_FILTER_SET_MODULE, + SYSCALL_FILTER_SET_MOUNT, + SYSCALL_FILTER_SET_NETWORK_IO, + SYSCALL_FILTER_SET_OBSOLETE, + SYSCALL_FILTER_SET_PRIVILEGED, + SYSCALL_FILTER_SET_PROCESS, + SYSCALL_FILTER_SET_RAW_IO, + _SYSCALL_FILTER_SET_MAX +}; + +extern const SyscallFilterSet syscall_filter_sets[]; + +const SyscallFilterSet *syscall_filter_set_find(const char *name); + +int seccomp_add_syscall_filter_set(scmp_filter_ctx seccomp, const SyscallFilterSet *set, uint32_t action); -extern const SystemCallFilterSet syscall_filter_sets[]; +int seccomp_load_filter_set(uint32_t default_action, const SyscallFilterSet *set, uint32_t action); diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c index 129706d15f..d311bbec1a 100644 --- a/src/systemctl/systemctl.c +++ b/src/systemctl/systemctl.c @@ -189,6 +189,11 @@ typedef enum BusFocus { static sd_bus *busses[_BUS_FOCUS_MAX] = {}; +static UnitFileFlags args_to_flags(void) { + return (arg_runtime ? UNIT_FILE_RUNTIME : 0) | + (arg_force ? UNIT_FILE_FORCE : 0); +} + static int acquire_bus(BusFocus focus, sd_bus **ret) { int r; @@ -2137,7 +2142,7 @@ static int set_default(int argc, char *argv[], void *userdata) { return log_error_errno(r, "Failed to mangle unit name: %m"); if (install_client_side()) { - r = unit_file_set_default(arg_scope, arg_root, unit, true, &changes, &n_changes); + r = unit_file_set_default(arg_scope, UNIT_FILE_FORCE, arg_root, unit, &changes, &n_changes); unit_file_dump_changes(r, "set default", changes, n_changes, arg_quiet); if (r > 0) @@ -2716,7 +2721,7 @@ typedef struct { static void wait_context_free(WaitContext *c) { c->match = sd_bus_slot_unref(c->match); c->event = sd_event_unref(c->event); - c->unit_paths = set_free(c->unit_paths); + c->unit_paths = set_free_free(c->unit_paths); } static int on_properties_changed(sd_bus_message *m, void *userdata, sd_bus_error *error) { @@ -2733,31 +2738,37 @@ static int on_properties_changed(sd_bus_message *m, void *userdata, sd_bus_error r = sd_bus_message_skip(m, "s"); if (r < 0) return bus_log_parse_error(r); + r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "{sv}"); if (r < 0) return bus_log_parse_error(r); while ((r = sd_bus_message_enter_container(m, SD_BUS_TYPE_DICT_ENTRY, "sv")) > 0) { const char *s; - bool is_failed; r = sd_bus_message_read(m, "s", &s); if (r < 0) return bus_log_parse_error(r); + if (streq(s, "ActiveState")) { + bool is_failed; + r = sd_bus_message_enter_container(m, SD_BUS_TYPE_VARIANT, "s"); if (r < 0) return bus_log_parse_error(r); + r = sd_bus_message_read(m, "s", &s); if (r < 0) return bus_log_parse_error(r); + is_failed = streq(s, "failed"); if (streq(s, "inactive") || is_failed) { log_debug("%s became %s, dropping from --wait tracking", path, s); - set_remove(c->unit_paths, path); - c->any_failed |= is_failed; + free(set_remove(c->unit_paths, path)); + c->any_failed = c->any_failed || is_failed; } else log_debug("ActiveState on %s changed to %s", path, s); + break; /* no need to dissect the rest of the message */ } else { /* other property */ @@ -5261,6 +5272,20 @@ static int cat(int argc, char *argv[], void *userdata) { else puts(""); + if (need_daemon_reload(bus, *name)) + fprintf(stderr, + "%s# Warning: %s changed on disk, the version systemd has loaded is outdated.\n" + "%s# This output shows the current version of the unit's original fragment and drop-in files.\n" + "%s# If fragments or drop-ins were added or removed, they are not properly reflected in this output.\n" + "%s# Run 'systemctl%s daemon-reload' to reload units.%s\n", + ansi_highlight_red(), + *name, + ansi_highlight_red(), + ansi_highlight_red(), + ansi_highlight_red(), + arg_scope == UNIT_FILE_SYSTEM ? "" : " --user", + ansi_normal()); + if (fragment_path) { r = cat_file(fragment_path, false); if (r < 0) @@ -5955,22 +5980,25 @@ static int enable_unit(int argc, char *argv[], void *userdata) { } if (install_client_side()) { + UnitFileFlags flags; + + flags = args_to_flags(); if (streq(verb, "enable")) { - r = unit_file_enable(arg_scope, arg_runtime, arg_root, names, arg_force, &changes, &n_changes); + r = unit_file_enable(arg_scope, flags, arg_root, names, &changes, &n_changes); carries_install_info = r; } else if (streq(verb, "disable")) - r = unit_file_disable(arg_scope, arg_runtime, arg_root, names, &changes, &n_changes); + r = unit_file_disable(arg_scope, flags, arg_root, names, &changes, &n_changes); else if (streq(verb, "reenable")) { - r = unit_file_reenable(arg_scope, arg_runtime, arg_root, names, arg_force, &changes, &n_changes); + r = unit_file_reenable(arg_scope, flags, arg_root, names, &changes, &n_changes); carries_install_info = r; } else if (streq(verb, "link")) - r = unit_file_link(arg_scope, arg_runtime, arg_root, names, arg_force, &changes, &n_changes); + r = unit_file_link(arg_scope, flags, arg_root, names, &changes, &n_changes); else if (streq(verb, "preset")) { - r = unit_file_preset(arg_scope, arg_runtime, arg_root, names, arg_preset_mode, arg_force, &changes, &n_changes); + r = unit_file_preset(arg_scope, flags, arg_root, names, arg_preset_mode, &changes, &n_changes); } else if (streq(verb, "mask")) - r = unit_file_mask(arg_scope, arg_runtime, arg_root, names, arg_force, &changes, &n_changes); + r = unit_file_mask(arg_scope, flags, arg_root, names, &changes, &n_changes); else if (streq(verb, "unmask")) - r = unit_file_unmask(arg_scope, arg_runtime, arg_root, names, &changes, &n_changes); + r = unit_file_unmask(arg_scope, flags, arg_root, names, &changes, &n_changes); else if (streq(verb, "revert")) r = unit_file_revert(arg_scope, arg_root, names, &changes, &n_changes); else @@ -6152,7 +6180,7 @@ static int add_dependency(int argc, char *argv[], void *userdata) { assert_not_reached("Unknown verb"); if (install_client_side()) { - r = unit_file_add_dependency(arg_scope, arg_runtime, arg_root, names, target, dep, arg_force, &changes, &n_changes); + r = unit_file_add_dependency(arg_scope, args_to_flags(), arg_root, names, target, dep, &changes, &n_changes); unit_file_dump_changes(r, "add dependency on", changes, n_changes, arg_quiet); if (r > 0) @@ -6214,7 +6242,7 @@ static int preset_all(int argc, char *argv[], void *userdata) { int r; if (install_client_side()) { - r = unit_file_preset_all(arg_scope, arg_runtime, arg_root, arg_preset_mode, arg_force, &changes, &n_changes); + r = unit_file_preset_all(arg_scope, args_to_flags(), arg_root, arg_preset_mode, &changes, &n_changes); unit_file_dump_changes(r, "preset", changes, n_changes, arg_quiet); if (r > 0) @@ -6263,6 +6291,63 @@ finish: return r; } +static int show_installation_targets_client_side(const char *name) { + UnitFileChange *changes = NULL; + unsigned n_changes = 0, i; + UnitFileFlags flags; + char **p; + int r; + + p = STRV_MAKE(name); + flags = UNIT_FILE_DRY_RUN | + (arg_runtime ? UNIT_FILE_RUNTIME : 0); + + r = unit_file_disable(UNIT_FILE_SYSTEM, flags, NULL, p, &changes, &n_changes); + if (r < 0) + return log_error_errno(r, "Failed to get file links for %s: %m", name); + + for (i = 0; i < n_changes; i++) + if (changes[i].type == UNIT_FILE_UNLINK) + printf(" %s\n", changes[i].path); + + return 0; +} + +static int show_installation_targets(sd_bus *bus, const char *name) { + _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; + _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; + const char *link; + int r; + + r = sd_bus_call_method( + bus, + "org.freedesktop.systemd1", + "/org/freedesktop/systemd1", + "org.freedesktop.systemd1.Manager", + "GetUnitFileLinks", + &error, + &reply, + "sb", name, arg_runtime); + if (r < 0) + return log_error_errno(r, "Failed to get unit file links for %s: %s", name, bus_error_message(&error, r)); + + r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "s"); + if (r < 0) + return bus_log_parse_error(r); + + while ((r = sd_bus_message_read(reply, "s", &link)) > 0) + printf(" %s\n", link); + + if (r < 0) + return bus_log_parse_error(r); + + r = sd_bus_message_exit_container(reply); + if (r < 0) + return bus_log_parse_error(r); + + return 0; +} + static int unit_is_enabled(int argc, char *argv[], void *userdata) { _cleanup_strv_free_ char **names = NULL; @@ -6281,7 +6366,6 @@ static int unit_is_enabled(int argc, char *argv[], void *userdata) { enabled = r > 0; if (install_client_side()) { - STRV_FOREACH(name, names) { UnitFileState state; @@ -6297,8 +6381,14 @@ static int unit_is_enabled(int argc, char *argv[], void *userdata) { UNIT_FILE_GENERATED)) enabled = true; - if (!arg_quiet) + if (!arg_quiet) { puts(unit_file_state_to_string(state)); + if (arg_full) { + r = show_installation_targets_client_side(*name); + if (r < 0) + return r; + } + } } r = 0; @@ -6333,8 +6423,14 @@ static int unit_is_enabled(int argc, char *argv[], void *userdata) { if (STR_IN_SET(s, "enabled", "enabled-runtime", "static", "indirect", "generated")) enabled = true; - if (!arg_quiet) + if (!arg_quiet) { puts(s); + if (arg_full) { + r = show_installation_targets(bus, *name); + if (r < 0) + return r; + } + } } } diff --git a/src/test/test-condition.c b/src/test/test-condition.c index 6f7d71ef9a..dd985f5863 100644 --- a/src/test/test-condition.c +++ b/src/test/test-condition.c @@ -31,6 +31,8 @@ #include "macro.h" #include "selinux-util.h" #include "smack-util.h" +#include "strv.h" +#include "virt.h" #include "util.h" static void test_condition_test_path(void) { @@ -265,7 +267,64 @@ static void test_condition_test_security(void) { condition_free(condition); } +static void test_condition_test_virtualization(void) { + Condition *condition; + const char *virt; + int r; + + condition = condition_new(CONDITION_VIRTUALIZATION, "garbage oifdsjfoidsjoj", false, false); + assert_se(condition); + r = condition_test(condition); + log_info("ConditionVirtualization=garbage → %i", r); + assert_se(r == 0); + condition_free(condition); + + condition = condition_new(CONDITION_VIRTUALIZATION, "container", false, false); + assert_se(condition); + r = condition_test(condition); + log_info("ConditionVirtualization=container → %i", r); + assert_se(r == !!detect_container()); + condition_free(condition); + + condition = condition_new(CONDITION_VIRTUALIZATION, "vm", false, false); + assert_se(condition); + r = condition_test(condition); + log_info("ConditionVirtualization=vm → %i", r); + assert_se(r == (detect_vm() && !detect_container())); + condition_free(condition); + + condition = condition_new(CONDITION_VIRTUALIZATION, "private-users", false, false); + assert_se(condition); + r = condition_test(condition); + log_info("ConditionVirtualization=private-users → %i", r); + assert_se(r == !!running_in_userns()); + condition_free(condition); + + NULSTR_FOREACH(virt, + "kvm\0" + "qemu\0" + "bochs\0" + "xen\0" + "uml\0" + "vmware\0" + "oracle\0" + "microsoft\0" + "zvm\0" + "parallels\0" + "bhyve\0" + "vm_other\0") { + + condition = condition_new(CONDITION_VIRTUALIZATION, virt, false, false); + assert_se(condition); + r = condition_test(condition); + log_info("ConditionVirtualization=%s → %i", virt, r); + assert_se(r >= 0); + condition_free(condition); + } +} + int main(int argc, char *argv[]) { + log_set_max_level(LOG_DEBUG); log_parse_environment(); log_open(); @@ -276,6 +335,7 @@ int main(int argc, char *argv[]) { test_condition_test_kernel_command_line(); test_condition_test_null(); test_condition_test_security(); + test_condition_test_virtualization(); return 0; } diff --git a/src/test/test-execute.c b/src/test/test-execute.c index e8ff02adaf..c369098500 100644 --- a/src/test/test-execute.c +++ b/src/test/test-execute.c @@ -70,6 +70,24 @@ static void check(Manager *m, Unit *unit, int status_expected, int code_expected assert_se(service->main_exec_status.code == code_expected); } +static bool is_inaccessible_available(void) { + char *p; + + FOREACH_STRING(p, + "/run/systemd/inaccessible/reg", + "/run/systemd/inaccessible/dir", + "/run/systemd/inaccessible/chr", + "/run/systemd/inaccessible/blk", + "/run/systemd/inaccessible/fifo", + "/run/systemd/inaccessible/sock" + ) { + if (access(p, F_OK) < 0) + return false; + } + + return true; +} + static void test(Manager *m, const char *unit_name, int status_expected, int code_expected) { Unit *unit; @@ -129,6 +147,11 @@ static void test_exec_privatedevices(Manager *m) { log_notice("testing in container, skipping private device tests"); return; } + if (!is_inaccessible_available()) { + log_notice("testing without inaccessible, skipping private device tests"); + return; + } + test(m, "exec-privatedevices-yes.service", 0, CLD_EXITED); test(m, "exec-privatedevices-no.service", 0, CLD_EXITED); } @@ -138,6 +161,11 @@ static void test_exec_privatedevices_capabilities(Manager *m) { log_notice("testing in container, skipping private device tests"); return; } + if (!is_inaccessible_available()) { + log_notice("testing without inaccessible, skipping private device tests"); + return; + } + test(m, "exec-privatedevices-yes-capability-mknod.service", 0, CLD_EXITED); test(m, "exec-privatedevices-no-capability-mknod.service", 0, CLD_EXITED); test(m, "exec-privatedevices-yes-capability-sys-rawio.service", 0, CLD_EXITED); @@ -149,6 +177,10 @@ static void test_exec_protectkernelmodules(Manager *m) { log_notice("testing in container, skipping protectkernelmodules tests"); return; } + if (!is_inaccessible_available()) { + log_notice("testing without inaccessible, skipping protectkernelmodules tests"); + return; + } test(m, "exec-protectkernelmodules-no-capabilities.service", 0, CLD_EXITED); test(m, "exec-protectkernelmodules-yes-capabilities.service", 0, CLD_EXITED); @@ -218,6 +250,15 @@ static void test_exec_group(Manager *m) { log_error_errno(errno, "Skipping test_exec_group, could not find nobody/nfsnobody group: %m"); } +static void test_exec_supplementary_groups(Manager *m) { + test(m, "exec-supplementarygroups.service", 0, CLD_EXITED); + test(m, "exec-supplementarygroups-single-group.service", 0, CLD_EXITED); + test(m, "exec-supplementarygroups-single-group-user.service", 0, CLD_EXITED); + test(m, "exec-supplementarygroups-multiple-groups-default-group-user.service", 0, CLD_EXITED); + test(m, "exec-supplementarygroups-multiple-groups-withgid.service", 0, CLD_EXITED); + test(m, "exec-supplementarygroups-multiple-groups-withuid.service", 0, CLD_EXITED); +} + static void test_exec_environment(Manager *m) { test(m, "exec-environment.service", 0, CLD_EXITED); test(m, "exec-environment-multiple.service", 0, CLD_EXITED); @@ -390,6 +431,7 @@ int main(int argc, char *argv[]) { test_exec_systemcallerrornumber, test_exec_user, test_exec_group, + test_exec_supplementary_groups, test_exec_environment, test_exec_environmentfile, test_exec_passenvironment, diff --git a/src/test/test-install-root.c b/src/test/test-install-root.c index 1686054d2a..a98de76b43 100644 --- a/src/test/test-install-root.c +++ b/src/test/test-install-root.c @@ -64,7 +64,7 @@ static void test_basic_mask_and_enable(const char *root) { assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "d.service", NULL) >= 0); assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "d.service", &state) >= 0 && state == UNIT_FILE_DISABLED); - assert_se(unit_file_mask(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("a.service"), false, &changes, &n_changes) >= 0); + assert_se(unit_file_mask(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("a.service"), &changes, &n_changes) >= 0); assert_se(n_changes == 1); assert_se(changes[0].type == UNIT_FILE_SYMLINK); assert_se(streq(changes[0].source, "/dev/null")); @@ -80,11 +80,11 @@ static void test_basic_mask_and_enable(const char *root) { assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "d.service", &state) >= 0 && state == UNIT_FILE_MASKED); /* Enabling a masked unit should fail! */ - assert_se(unit_file_enable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("a.service"), false, &changes, &n_changes) == -ERFKILL); + assert_se(unit_file_enable(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("a.service"), &changes, &n_changes) == -ERFKILL); unit_file_changes_free(changes, n_changes); changes = NULL; n_changes = 0; - assert_se(unit_file_unmask(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("a.service"), &changes, &n_changes) >= 0); + assert_se(unit_file_unmask(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("a.service"), &changes, &n_changes) >= 0); assert_se(n_changes == 1); assert_se(changes[0].type == UNIT_FILE_UNLINK); p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/a.service"); @@ -92,7 +92,7 @@ static void test_basic_mask_and_enable(const char *root) { unit_file_changes_free(changes, n_changes); changes = NULL; n_changes = 0; - assert_se(unit_file_enable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("a.service"), false, &changes, &n_changes) == 1); + assert_se(unit_file_enable(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("a.service"), &changes, &n_changes) == 1); assert_se(n_changes == 1); assert_se(changes[0].type == UNIT_FILE_SYMLINK); assert_se(streq(changes[0].source, "/usr/lib/systemd/system/a.service")); @@ -107,12 +107,12 @@ static void test_basic_mask_and_enable(const char *root) { assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "d.service", &state) >= 0 && state == UNIT_FILE_ENABLED); /* Enabling it again should succeed but be a NOP */ - assert_se(unit_file_enable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("a.service"), false, &changes, &n_changes) >= 0); + assert_se(unit_file_enable(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("a.service"), &changes, &n_changes) >= 0); assert_se(n_changes == 0); unit_file_changes_free(changes, n_changes); changes = NULL; n_changes = 0; - assert_se(unit_file_disable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("a.service"), &changes, &n_changes) >= 0); + assert_se(unit_file_disable(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("a.service"), &changes, &n_changes) >= 0); assert_se(n_changes == 1); assert_se(changes[0].type == UNIT_FILE_UNLINK); p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/a.service"); @@ -126,13 +126,13 @@ static void test_basic_mask_and_enable(const char *root) { assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "d.service", &state) >= 0 && state == UNIT_FILE_DISABLED); /* Disabling a disabled unit must suceed but be a NOP */ - assert_se(unit_file_disable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("a.service"), &changes, &n_changes) >= 0); + assert_se(unit_file_disable(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("a.service"), &changes, &n_changes) >= 0); assert_se(n_changes == 0); unit_file_changes_free(changes, n_changes); changes = NULL; n_changes = 0; /* Let's enable this indirectly via a symlink */ - assert_se(unit_file_enable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("d.service"), false, &changes, &n_changes) >= 0); + assert_se(unit_file_enable(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("d.service"), &changes, &n_changes) >= 0); assert_se(n_changes == 1); assert_se(changes[0].type == UNIT_FILE_SYMLINK); assert_se(streq(changes[0].source, "/usr/lib/systemd/system/a.service")); @@ -148,7 +148,7 @@ static void test_basic_mask_and_enable(const char *root) { /* Let's try to reenable */ - assert_se(unit_file_reenable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("b.service"), false, &changes, &n_changes) >= 0); + assert_se(unit_file_reenable(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("b.service"), &changes, &n_changes) >= 0); assert_se(n_changes == 2); assert_se(changes[0].type == UNIT_FILE_UNLINK); p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/a.service"); @@ -217,7 +217,7 @@ static void test_linked_units(const char *root) { assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "linked3.service", &state) >= 0 && state == UNIT_FILE_LINKED); /* First, let's link the unit into the search path */ - assert_se(unit_file_link(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("/opt/linked.service"), false, &changes, &n_changes) >= 0); + assert_se(unit_file_link(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("/opt/linked.service"), &changes, &n_changes) >= 0); assert_se(n_changes == 1); assert_se(changes[0].type == UNIT_FILE_SYMLINK); assert_se(streq(changes[0].source, "/opt/linked.service")); @@ -229,7 +229,7 @@ static void test_linked_units(const char *root) { assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "linked.service", &state) >= 0 && state == UNIT_FILE_LINKED); /* Let's unlink it from the search path again */ - assert_se(unit_file_disable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("linked.service"), &changes, &n_changes) >= 0); + assert_se(unit_file_disable(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("linked.service"), &changes, &n_changes) >= 0); assert_se(n_changes == 1); assert_se(changes[0].type == UNIT_FILE_UNLINK); p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/linked.service"); @@ -240,7 +240,7 @@ static void test_linked_units(const char *root) { assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "linked.service", NULL) == -ENOENT); /* Now, let's not just link it, but also enable it */ - assert_se(unit_file_enable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("/opt/linked.service"), false, &changes, &n_changes) >= 0); + assert_se(unit_file_enable(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("/opt/linked.service"), &changes, &n_changes) >= 0); assert_se(n_changes == 2); p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/linked.service"); q = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/linked.service"); @@ -262,7 +262,7 @@ static void test_linked_units(const char *root) { assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "linked.service", &state) >= 0 && state == UNIT_FILE_ENABLED); /* And let's unlink it again */ - assert_se(unit_file_disable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("linked.service"), &changes, &n_changes) >= 0); + assert_se(unit_file_disable(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("linked.service"), &changes, &n_changes) >= 0); assert_se(n_changes == 2); p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/linked.service"); q = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/linked.service"); @@ -282,7 +282,7 @@ static void test_linked_units(const char *root) { assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "linked.service", NULL) == -ENOENT); - assert_se(unit_file_enable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("linked2.service"), false, &changes, &n_changes) >= 0); + assert_se(unit_file_enable(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("linked2.service"), &changes, &n_changes) >= 0); assert_se(n_changes == 2); p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/linked2.service"); q = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/linked2.service"); @@ -301,7 +301,7 @@ static void test_linked_units(const char *root) { unit_file_changes_free(changes, n_changes); changes = NULL; n_changes = 0; - assert_se(unit_file_enable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("linked3.service"), false, &changes, &n_changes) >= 0); + assert_se(unit_file_enable(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("linked3.service"), &changes, &n_changes) >= 0); assert_se(n_changes == 1); assert_se(changes[0].type == UNIT_FILE_SYMLINK); assert_se(startswith(changes[0].path, root)); @@ -325,7 +325,7 @@ static void test_default(const char *root) { assert_se(unit_file_get_default(UNIT_FILE_SYSTEM, root, &def) == -ENOENT); - assert_se(unit_file_set_default(UNIT_FILE_SYSTEM, root, "idontexist.target", false, &changes, &n_changes) == -ENOENT); + assert_se(unit_file_set_default(UNIT_FILE_SYSTEM, 0, root, "idontexist.target", &changes, &n_changes) == -ENOENT); assert_se(n_changes == 1); assert_se(changes[0].type == -ENOENT); assert_se(streq_ptr(changes[0].path, "idontexist.target")); @@ -334,7 +334,7 @@ static void test_default(const char *root) { assert_se(unit_file_get_default(UNIT_FILE_SYSTEM, root, &def) == -ENOENT); - assert_se(unit_file_set_default(UNIT_FILE_SYSTEM, root, "test-default.target", false, &changes, &n_changes) >= 0); + assert_se(unit_file_set_default(UNIT_FILE_SYSTEM, 0, root, "test-default.target", &changes, &n_changes) >= 0); assert_se(n_changes == 1); assert_se(changes[0].type == UNIT_FILE_SYMLINK); assert_se(streq(changes[0].source, "/usr/lib/systemd/system/test-default-real.target")); @@ -364,7 +364,7 @@ static void test_add_dependency(const char *root) { p = strjoina(root, "/usr/lib/systemd/system/add-dependency-test-service.service"); assert_se(symlink("real-add-dependency-test-service.service", p) >= 0); - assert_se(unit_file_add_dependency(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("add-dependency-test-service.service"), "add-dependency-test-target.target", UNIT_WANTS, false, &changes, &n_changes) >= 0); + assert_se(unit_file_add_dependency(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("add-dependency-test-service.service"), "add-dependency-test-target.target", UNIT_WANTS, &changes, &n_changes) >= 0); assert_se(n_changes == 1); assert_se(changes[0].type == UNIT_FILE_SYMLINK); assert_se(streq(changes[0].source, "/usr/lib/systemd/system/real-add-dependency-test-service.service")); @@ -401,7 +401,7 @@ static void test_template_enable(const char *root) { assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@def.service", &state) >= 0 && state == UNIT_FILE_DISABLED); assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@foo.service", &state) >= 0 && state == UNIT_FILE_DISABLED); - assert_se(unit_file_enable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("template@.service"), false, &changes, &n_changes) >= 0); + assert_se(unit_file_enable(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("template@.service"), &changes, &n_changes) >= 0); assert_se(n_changes == 1); assert_se(changes[0].type == UNIT_FILE_SYMLINK); assert_se(streq(changes[0].source, "/usr/lib/systemd/system/template@.service")); @@ -417,7 +417,7 @@ static void test_template_enable(const char *root) { assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@def.service", &state) >= 0 && state == UNIT_FILE_ENABLED); assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@foo.service", &state) >= 0 && state == UNIT_FILE_DISABLED); - assert_se(unit_file_disable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("template@.service"), &changes, &n_changes) >= 0); + assert_se(unit_file_disable(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("template@.service"), &changes, &n_changes) >= 0); assert_se(n_changes == 1); assert_se(changes[0].type == UNIT_FILE_UNLINK); assert_se(streq(changes[0].path, p)); @@ -431,7 +431,7 @@ static void test_template_enable(const char *root) { assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@def.service", &state) >= 0 && state == UNIT_FILE_DISABLED); assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@foo.service", &state) >= 0 && state == UNIT_FILE_DISABLED); - assert_se(unit_file_enable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("template@foo.service"), false, &changes, &n_changes) >= 0); + assert_se(unit_file_enable(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("template@foo.service"), &changes, &n_changes) >= 0); assert_se(changes[0].type == UNIT_FILE_SYMLINK); assert_se(streq(changes[0].source, "/usr/lib/systemd/system/template@.service")); p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/template@foo.service"); @@ -446,7 +446,7 @@ static void test_template_enable(const char *root) { assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@def.service", &state) >= 0 && state == UNIT_FILE_DISABLED); assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@foo.service", &state) >= 0 && state == UNIT_FILE_ENABLED); - assert_se(unit_file_disable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("template@foo.service"), &changes, &n_changes) >= 0); + assert_se(unit_file_disable(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("template@foo.service"), &changes, &n_changes) >= 0); assert_se(n_changes == 1); assert_se(changes[0].type == UNIT_FILE_UNLINK); assert_se(streq(changes[0].path, p)); @@ -462,7 +462,7 @@ static void test_template_enable(const char *root) { assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@foo.service", &state) >= 0 && state == UNIT_FILE_DISABLED); assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@quux.service", &state) >= 0 && state == UNIT_FILE_DISABLED); - assert_se(unit_file_enable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("template-symlink@quux.service"), false, &changes, &n_changes) >= 0); + assert_se(unit_file_enable(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("template-symlink@quux.service"), &changes, &n_changes) >= 0); assert_se(changes[0].type == UNIT_FILE_SYMLINK); assert_se(streq(changes[0].source, "/usr/lib/systemd/system/template@.service")); p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/template@quux.service"); @@ -507,7 +507,7 @@ static void test_indirect(const char *root) { assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "indirectb.service", &state) >= 0 && state == UNIT_FILE_DISABLED); assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "indirectc.service", &state) >= 0 && state == UNIT_FILE_INDIRECT); - assert_se(unit_file_enable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("indirectc.service"), false, &changes, &n_changes) >= 0); + assert_se(unit_file_enable(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("indirectc.service"), &changes, &n_changes) >= 0); assert_se(n_changes == 1); assert_se(changes[0].type == UNIT_FILE_SYMLINK); assert_se(streq(changes[0].source, "/usr/lib/systemd/system/indirectb.service")); @@ -520,7 +520,7 @@ static void test_indirect(const char *root) { assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "indirectb.service", &state) >= 0 && state == UNIT_FILE_ENABLED); assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "indirectc.service", &state) >= 0 && state == UNIT_FILE_INDIRECT); - assert_se(unit_file_disable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("indirectc.service"), &changes, &n_changes) >= 0); + assert_se(unit_file_disable(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("indirectc.service"), &changes, &n_changes) >= 0); assert_se(n_changes == 1); assert_se(changes[0].type == UNIT_FILE_UNLINK); p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/indirectb.service"); @@ -560,7 +560,7 @@ static void test_preset_and_list(const char *root) { assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "preset-yes.service", &state) >= 0 && state == UNIT_FILE_DISABLED); assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "preset-no.service", &state) >= 0 && state == UNIT_FILE_DISABLED); - assert_se(unit_file_preset(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("preset-yes.service"), UNIT_FILE_PRESET_FULL, false, &changes, &n_changes) >= 0); + assert_se(unit_file_preset(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("preset-yes.service"), UNIT_FILE_PRESET_FULL, &changes, &n_changes) >= 0); assert_se(n_changes == 1); assert_se(changes[0].type == UNIT_FILE_SYMLINK); assert_se(streq(changes[0].source, "/usr/lib/systemd/system/preset-yes.service")); @@ -572,7 +572,7 @@ static void test_preset_and_list(const char *root) { assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "preset-yes.service", &state) >= 0 && state == UNIT_FILE_ENABLED); assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "preset-no.service", &state) >= 0 && state == UNIT_FILE_DISABLED); - assert_se(unit_file_disable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("preset-yes.service"), &changes, &n_changes) >= 0); + assert_se(unit_file_disable(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("preset-yes.service"), &changes, &n_changes) >= 0); assert_se(n_changes == 1); assert_se(changes[0].type == UNIT_FILE_UNLINK); p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/preset-yes.service"); @@ -583,7 +583,7 @@ static void test_preset_and_list(const char *root) { assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "preset-yes.service", &state) >= 0 && state == UNIT_FILE_DISABLED); assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "preset-no.service", &state) >= 0 && state == UNIT_FILE_DISABLED); - assert_se(unit_file_preset(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("preset-no.service"), UNIT_FILE_PRESET_FULL, false, &changes, &n_changes) >= 0); + assert_se(unit_file_preset(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("preset-no.service"), UNIT_FILE_PRESET_FULL, &changes, &n_changes) >= 0); assert_se(n_changes == 0); unit_file_changes_free(changes, n_changes); changes = NULL; n_changes = 0; @@ -591,7 +591,7 @@ static void test_preset_and_list(const char *root) { assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "preset-yes.service", &state) >= 0 && state == UNIT_FILE_DISABLED); assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "preset-no.service", &state) >= 0 && state == UNIT_FILE_DISABLED); - assert_se(unit_file_preset_all(UNIT_FILE_SYSTEM, false, root, UNIT_FILE_PRESET_FULL, false, &changes, &n_changes) >= 0); + assert_se(unit_file_preset_all(UNIT_FILE_SYSTEM, 0, root, UNIT_FILE_PRESET_FULL, &changes, &n_changes) >= 0); assert_se(n_changes > 0); @@ -716,7 +716,7 @@ static void test_preset_order(const char *root) { assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "prefix-1.service", &state) >= 0 && state == UNIT_FILE_DISABLED); assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "prefix-2.service", &state) >= 0 && state == UNIT_FILE_DISABLED); - assert_se(unit_file_preset(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("prefix-1.service"), UNIT_FILE_PRESET_FULL, false, &changes, &n_changes) >= 0); + assert_se(unit_file_preset(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("prefix-1.service"), UNIT_FILE_PRESET_FULL, &changes, &n_changes) >= 0); assert_se(n_changes == 1); assert_se(changes[0].type == UNIT_FILE_SYMLINK); assert_se(streq(changes[0].source, "/usr/lib/systemd/system/prefix-1.service")); @@ -728,7 +728,7 @@ static void test_preset_order(const char *root) { assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "prefix-1.service", &state) >= 0 && state == UNIT_FILE_ENABLED); assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "prefix-2.service", &state) >= 0 && state == UNIT_FILE_DISABLED); - assert_se(unit_file_preset(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("prefix-2.service"), UNIT_FILE_PRESET_FULL, false, &changes, &n_changes) >= 0); + assert_se(unit_file_preset(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("prefix-2.service"), UNIT_FILE_PRESET_FULL, &changes, &n_changes) >= 0); assert_se(n_changes == 0); assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "prefix-1.service", &state) >= 0 && state == UNIT_FILE_ENABLED); diff --git a/src/test/test-install.c b/src/test/test-install.c index 0ac85f040a..fb36aa83ca 100644 --- a/src/test/test-install.c +++ b/src/test/test-install.c @@ -70,12 +70,12 @@ int main(int argc, char* argv[]) { log_info("/*** enable **/"); - r = unit_file_enable(UNIT_FILE_SYSTEM, false, NULL, (char**) files, false, &changes, &n_changes); + r = unit_file_enable(UNIT_FILE_SYSTEM, 0, NULL, (char**) files, &changes, &n_changes); assert_se(r >= 0); log_info("/*** enable2 **/"); - r = unit_file_enable(UNIT_FILE_SYSTEM, false, NULL, (char**) files, false, &changes, &n_changes); + r = unit_file_enable(UNIT_FILE_SYSTEM, 0, NULL, (char**) files, &changes, &n_changes); assert_se(r >= 0); dump_changes(changes, n_changes); @@ -89,7 +89,7 @@ int main(int argc, char* argv[]) { changes = NULL; n_changes = 0; - r = unit_file_disable(UNIT_FILE_SYSTEM, false, NULL, (char**) files, &changes, &n_changes); + r = unit_file_disable(UNIT_FILE_SYSTEM, 0, NULL, (char**) files, &changes, &n_changes); assert_se(r >= 0); dump_changes(changes, n_changes); @@ -103,10 +103,10 @@ int main(int argc, char* argv[]) { changes = NULL; n_changes = 0; - r = unit_file_mask(UNIT_FILE_SYSTEM, false, NULL, (char**) files, false, &changes, &n_changes); + r = unit_file_mask(UNIT_FILE_SYSTEM, 0, NULL, (char**) files, &changes, &n_changes); assert_se(r >= 0); log_info("/*** mask2 ***/"); - r = unit_file_mask(UNIT_FILE_SYSTEM, false, NULL, (char**) files, false, &changes, &n_changes); + r = unit_file_mask(UNIT_FILE_SYSTEM, 0, NULL, (char**) files, &changes, &n_changes); assert_se(r >= 0); dump_changes(changes, n_changes); @@ -120,10 +120,10 @@ int main(int argc, char* argv[]) { changes = NULL; n_changes = 0; - r = unit_file_unmask(UNIT_FILE_SYSTEM, false, NULL, (char**) files, &changes, &n_changes); + r = unit_file_unmask(UNIT_FILE_SYSTEM, 0, NULL, (char**) files, &changes, &n_changes); assert_se(r >= 0); log_info("/*** unmask2 ***/"); - r = unit_file_unmask(UNIT_FILE_SYSTEM, false, NULL, (char**) files, &changes, &n_changes); + r = unit_file_unmask(UNIT_FILE_SYSTEM, 0, NULL, (char**) files, &changes, &n_changes); assert_se(r >= 0); dump_changes(changes, n_changes); @@ -137,7 +137,7 @@ int main(int argc, char* argv[]) { changes = NULL; n_changes = 0; - r = unit_file_mask(UNIT_FILE_SYSTEM, false, NULL, (char**) files, false, &changes, &n_changes); + r = unit_file_mask(UNIT_FILE_SYSTEM, 0, NULL, (char**) files, &changes, &n_changes); assert_se(r >= 0); dump_changes(changes, n_changes); @@ -151,10 +151,10 @@ int main(int argc, char* argv[]) { changes = NULL; n_changes = 0; - r = unit_file_disable(UNIT_FILE_SYSTEM, false, NULL, (char**) files, &changes, &n_changes); + r = unit_file_disable(UNIT_FILE_SYSTEM, 0, NULL, (char**) files, &changes, &n_changes); assert_se(r >= 0); log_info("/*** disable2 ***/"); - r = unit_file_disable(UNIT_FILE_SYSTEM, false, NULL, (char**) files, &changes, &n_changes); + r = unit_file_disable(UNIT_FILE_SYSTEM, 0, NULL, (char**) files, &changes, &n_changes); assert_se(r >= 0); dump_changes(changes, n_changes); @@ -168,7 +168,7 @@ int main(int argc, char* argv[]) { changes = NULL; n_changes = 0; - r = unit_file_unmask(UNIT_FILE_SYSTEM, false, NULL, (char**) files, &changes, &n_changes); + r = unit_file_unmask(UNIT_FILE_SYSTEM, 0, NULL, (char**) files, &changes, &n_changes); assert_se(r >= 0); dump_changes(changes, n_changes); @@ -182,7 +182,7 @@ int main(int argc, char* argv[]) { changes = NULL; n_changes = 0; - r = unit_file_enable(UNIT_FILE_SYSTEM, false, NULL, (char**) files2, false, &changes, &n_changes); + r = unit_file_enable(UNIT_FILE_SYSTEM, 0, NULL, (char**) files2, &changes, &n_changes); assert_se(r >= 0); dump_changes(changes, n_changes); @@ -196,7 +196,7 @@ int main(int argc, char* argv[]) { changes = NULL; n_changes = 0; - r = unit_file_disable(UNIT_FILE_SYSTEM, false, NULL, STRV_MAKE(basename(files2[0])), &changes, &n_changes); + r = unit_file_disable(UNIT_FILE_SYSTEM, 0, NULL, STRV_MAKE(basename(files2[0])), &changes, &n_changes); assert_se(r >= 0); dump_changes(changes, n_changes); @@ -209,7 +209,7 @@ int main(int argc, char* argv[]) { changes = NULL; n_changes = 0; - r = unit_file_link(UNIT_FILE_SYSTEM, false, NULL, (char**) files2, false, &changes, &n_changes); + r = unit_file_link(UNIT_FILE_SYSTEM, 0, NULL, (char**) files2, &changes, &n_changes); assert_se(r >= 0); dump_changes(changes, n_changes); @@ -223,7 +223,7 @@ int main(int argc, char* argv[]) { changes = NULL; n_changes = 0; - r = unit_file_disable(UNIT_FILE_SYSTEM, false, NULL, STRV_MAKE(basename(files2[0])), &changes, &n_changes); + r = unit_file_disable(UNIT_FILE_SYSTEM, 0, NULL, STRV_MAKE(basename(files2[0])), &changes, &n_changes); assert_se(r >= 0); dump_changes(changes, n_changes); @@ -236,7 +236,7 @@ int main(int argc, char* argv[]) { changes = NULL; n_changes = 0; - r = unit_file_link(UNIT_FILE_SYSTEM, false, NULL, (char**) files2, false, &changes, &n_changes); + r = unit_file_link(UNIT_FILE_SYSTEM, 0, NULL, (char**) files2, &changes, &n_changes); assert_se(r >= 0); dump_changes(changes, n_changes); @@ -250,7 +250,7 @@ int main(int argc, char* argv[]) { changes = NULL; n_changes = 0; - r = unit_file_reenable(UNIT_FILE_SYSTEM, false, NULL, (char**) files2, false, &changes, &n_changes); + r = unit_file_reenable(UNIT_FILE_SYSTEM, 0, NULL, (char**) files2, &changes, &n_changes); assert_se(r >= 0); dump_changes(changes, n_changes); @@ -264,7 +264,7 @@ int main(int argc, char* argv[]) { changes = NULL; n_changes = 0; - r = unit_file_disable(UNIT_FILE_SYSTEM, false, NULL, STRV_MAKE(basename(files2[0])), &changes, &n_changes); + r = unit_file_disable(UNIT_FILE_SYSTEM, 0, NULL, STRV_MAKE(basename(files2[0])), &changes, &n_changes); assert_se(r >= 0); dump_changes(changes, n_changes); @@ -276,7 +276,7 @@ int main(int argc, char* argv[]) { changes = NULL; n_changes = 0; - r = unit_file_preset(UNIT_FILE_SYSTEM, false, NULL, (char**) files, UNIT_FILE_PRESET_FULL, false, &changes, &n_changes); + r = unit_file_preset(UNIT_FILE_SYSTEM, 0, NULL, (char**) files, UNIT_FILE_PRESET_FULL, &changes, &n_changes); assert_se(r >= 0); dump_changes(changes, n_changes); diff --git a/src/test/test-proc-cmdline.c b/src/test/test-proc-cmdline.c index 80ad5ed98b..4101678f19 100644 --- a/src/test/test-proc-cmdline.c +++ b/src/test/test-proc-cmdline.c @@ -25,15 +25,18 @@ #include "string-util.h" #include "util.h" -static int parse_item(const char *key, const char *value) { +static int obj; + +static int parse_item(const char *key, const char *value, void *data) { assert_se(key); + assert_se(data == &obj); log_info("kernel cmdline option <%s> = <%s>", key, strna(value)); return 0; } static void test_parse_proc_cmdline(void) { - assert_se(parse_proc_cmdline(parse_item) >= 0); + assert_se(parse_proc_cmdline(parse_item, &obj, true) >= 0); } static void test_runlevel_to_target(void) { diff --git a/src/test/test-seccomp.c b/src/test/test-seccomp.c new file mode 100644 index 0000000000..0060ecdf02 --- /dev/null +++ b/src/test/test-seccomp.c @@ -0,0 +1,103 @@ +/*** + This file is part of systemd. + + Copyright 2016 Lennart Poettering + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, or + (at your option) any later version. + + systemd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with systemd; If not, see <http://www.gnu.org/licenses/>. +***/ + +#include <stdlib.h> +#include <sys/eventfd.h> +#include <unistd.h> + +#include "fd-util.h" +#include "macro.h" +#include "process-util.h" +#include "seccomp-util.h" + +static void test_seccomp_arch_to_string(void) { + uint32_t a, b; + const char *name; + + a = seccomp_arch_native(); + assert_se(a > 0); + name = seccomp_arch_to_string(a); + assert_se(name); + assert_se(seccomp_arch_from_string(name, &b) >= 0); + assert_se(a == b); +} + +static void test_syscall_filter_set_find(void) { + assert_se(!syscall_filter_set_find(NULL)); + assert_se(!syscall_filter_set_find("")); + assert_se(!syscall_filter_set_find("quux")); + assert_se(!syscall_filter_set_find("@quux")); + + assert_se(syscall_filter_set_find("@clock") == syscall_filter_sets + SYSCALL_FILTER_SET_CLOCK); + assert_se(syscall_filter_set_find("@default") == syscall_filter_sets + SYSCALL_FILTER_SET_DEFAULT); + assert_se(syscall_filter_set_find("@raw-io") == syscall_filter_sets + SYSCALL_FILTER_SET_RAW_IO); +} + +static void test_filter_sets(void) { + unsigned i; + int r; + + if (!is_seccomp_available()) + return; + + if (geteuid() != 0) + return; + + for (i = 0; i < _SYSCALL_FILTER_SET_MAX; i++) { + pid_t pid; + + log_info("Testing %s", syscall_filter_sets[i].name); + + pid = fork(); + assert_se(pid >= 0); + + if (pid == 0) { /* Child? */ + int fd; + + if (i == SYSCALL_FILTER_SET_DEFAULT) /* if we look at the default set, whitelist instead of blacklist */ + r = seccomp_load_filter_set(SCMP_ACT_ERRNO(EPERM), syscall_filter_sets + i, SCMP_ACT_ALLOW); + else + r = seccomp_load_filter_set(SCMP_ACT_ALLOW, syscall_filter_sets + i, SCMP_ACT_ERRNO(EPERM)); + if (r < 0) + _exit(EXIT_FAILURE); + + /* Test the sycall filter with one random system call */ + fd = eventfd(0, EFD_NONBLOCK|EFD_CLOEXEC); + if (IN_SET(i, SYSCALL_FILTER_SET_IO_EVENT, SYSCALL_FILTER_SET_DEFAULT)) + assert_se(fd < 0 && errno == EPERM); + else { + assert_se(fd >= 0); + safe_close(fd); + } + + _exit(EXIT_SUCCESS); + } + + assert_se(wait_for_terminate_and_warn(syscall_filter_sets[i].name, pid, true) == EXIT_SUCCESS); + } +} + +int main(int argc, char *argv[]) { + + test_seccomp_arch_to_string(); + test_syscall_filter_set_find(); + test_filter_sets(); + + return 0; +} diff --git a/src/test/test-tables.c b/src/test/test-tables.c index 0be74921fc..294d219869 100644 --- a/src/test/test-tables.c +++ b/src/test/test-tables.c @@ -48,6 +48,7 @@ #include "unit-name.h" #include "unit.h" #include "util.h" +#include "virt.h" int main(int argc, char **argv) { test_table(architecture, ARCHITECTURE); @@ -63,7 +64,7 @@ int main(int argc, char **argv) { test_table(device_state, DEVICE_STATE); test_table(exec_input, EXEC_INPUT); test_table(exec_output, EXEC_OUTPUT); - test_table(failure_action, FAILURE_ACTION); + test_table(emergency_action, EMERGENCY_ACTION); test_table(job_mode, JOB_MODE); test_table(job_result, JOB_RESULT); test_table(job_state, JOB_STATE); @@ -114,6 +115,7 @@ int main(int argc, char **argv) { test_table(unit_load_state, UNIT_LOAD_STATE); test_table(unit_type, UNIT_TYPE); test_table(locale_variable, VARIABLE_LC); + test_table(virtualization, VIRTUALIZATION); test_table_sparse(object_compressed, OBJECT_COMPRESSED); diff --git a/src/udev/udev-rules.c b/src/udev/udev-rules.c index 7619c8371b..f6c416bf70 100644 --- a/src/udev/udev-rules.c +++ b/src/udev/udev-rules.c @@ -2218,10 +2218,16 @@ void udev_rules_apply_to_event(struct udev_rules *rules, rule->rule.filename_line); break; case TK_A_SECLABEL: { + char label_str[UTIL_LINE_SIZE] = {}; const char *name, *label; name = rules_str(rules, cur->key.attr_off); - label = rules_str(rules, cur->key.value_off); + udev_event_apply_format(event, rules_str(rules, cur->key.value_off), label_str, sizeof(label_str)); + if (label_str[0] != '\0') + label = label_str; + else + label = rules_str(rules, cur->key.value_off); + if (cur->key.op == OP_ASSIGN || cur->key.op == OP_ASSIGN_FINAL) udev_list_cleanup(&event->seclabel_list); udev_list_entry_add(&event->seclabel_list, name, label); diff --git a/src/udev/udevd.c b/src/udev/udevd.c index 535d317c27..badbab6205 100644 --- a/src/udev/udevd.c +++ b/src/udev/udevd.c @@ -1362,49 +1362,33 @@ static int listen_fds(int *rctrl, int *rnetlink) { * udev.exec-delay=<number of seconds> delay execution of every executed program * udev.event-timeout=<number of seconds> seconds to wait before terminating an event */ -static int parse_proc_cmdline_item(const char *key, const char *value) { - const char *full_key = key; - int r; +static int parse_proc_cmdline_item(const char *key, const char *value, void *data) { + int r = 0; assert(key); if (!value) return 0; - if (startswith(key, "rd.")) - key += strlen("rd."); - - if (startswith(key, "udev.")) - key += strlen("udev."); - else - return 0; - - if (streq(key, "log-priority")) { - int prio; - - prio = util_log_priority(value); - if (prio < 0) - goto invalid; - log_set_max_level(prio); - } else if (streq(key, "children-max")) { + if (streq(key, "udev.log-priority") && value) { + r = util_log_priority(value); + if (r >= 0) + log_set_max_level(r); + } else if (streq(key, "udev.event-timeout") && value) { + r = safe_atou64(value, &arg_event_timeout_usec); + if (r >= 0) { + arg_event_timeout_usec *= USEC_PER_SEC; + arg_event_timeout_warn_usec = (arg_event_timeout_usec / 3) ? : 1; + } + } else if (streq(key, "udev.children-max") && value) r = safe_atou(value, &arg_children_max); - if (r < 0) - goto invalid; - } else if (streq(key, "exec-delay")) { + else if (streq(key, "udev.exec-delay") && value) r = safe_atoi(value, &arg_exec_delay); - if (r < 0) - goto invalid; - } else if (streq(key, "event-timeout")) { - r = safe_atou64(value, &arg_event_timeout_usec); - if (r < 0) - goto invalid; - arg_event_timeout_usec *= USEC_PER_SEC; - arg_event_timeout_warn_usec = (arg_event_timeout_usec / 3) ? : 1; - } + else if (startswith(key, "udev.")) + log_warning("Unknown udev kernel command line option \"%s\"", key); - return 0; -invalid: - log_warning("invalid %s ignored: %s", full_key, value); + if (r < 0) + log_warning_errno(r, "Failed to parse \"%s=%s\", ignoring: %m", key, value); return 0; } @@ -1665,7 +1649,7 @@ int main(int argc, char *argv[]) { if (r <= 0) goto exit; - r = parse_proc_cmdline(parse_proc_cmdline_item); + r = parse_proc_cmdline(parse_proc_cmdline_item, NULL, true); if (r < 0) log_warning_errno(r, "failed to parse kernel command line, ignoring: %m"); diff --git a/src/update-done/update-done.c b/src/update-done/update-done.c index 5cc5abfddf..48c2a3fff4 100644 --- a/src/update-done/update-done.c +++ b/src/update-done/update-done.c @@ -18,6 +18,7 @@ ***/ #include "fd-util.h" +#include "fileio.h" #include "io-util.h" #include "selinux-util.h" #include "util.h" @@ -32,8 +33,8 @@ static int apply_timestamp(const char *path, struct timespec *ts) { *ts, *ts }; - int fd = -1; _cleanup_fclose_ FILE *f = NULL; + int fd = -1; int r; assert(path); @@ -59,18 +60,20 @@ static int apply_timestamp(const char *path, struct timespec *ts) { return log_error_errno(errno, "Failed to create/open timestamp file %s: %m", path); } - f = fdopen(fd, "w"); + f = fdopen(fd, "we"); if (!f) { safe_close(fd); return log_error_errno(errno, "Failed to fdopen() timestamp file %s: %m", path); } (void) fprintf(f, - "%s" - "TimestampNSec=" NSEC_FMT "\n", - MESSAGE, timespec_load_nsec(ts)); + MESSAGE + "TIMESTAMP_NSEC=" NSEC_FMT "\n", + timespec_load_nsec(ts)); - fflush(f); + r = fflush_and_check(f); + if (r < 0) + return log_error_errno(r, "Failed to write timestamp file: %m"); if (futimens(fd, twice) < 0) return log_error_errno(errno, "Failed to update timestamp on %s: %m", path); diff --git a/src/vconsole/90-vconsole.rules.in b/src/vconsole/90-vconsole.rules.in index 35b9ad5151..84b4d575bd 100644 --- a/src/vconsole/90-vconsole.rules.in +++ b/src/vconsole/90-vconsole.rules.in @@ -7,4 +7,4 @@ # Each vtcon keeps its own state of fonts. # -ACTION=="add", SUBSYSTEM=="vtconsole", KERNEL=="vtcon*", RUN+="@rootlibexecdir@/systemd-vconsole-setup" +ACTION=="add", SUBSYSTEM=="vtconsole", KERNEL=="vtcon*", ATTR{name}!="*dummy device", RUN+="@rootlibexecdir@/systemd-vconsole-setup" diff --git a/src/vconsole/vconsole-setup.c b/src/vconsole/vconsole-setup.c index ac4ceb1486..a0ab5990fc 100644 --- a/src/vconsole/vconsole-setup.c +++ b/src/vconsole/vconsole-setup.c @@ -208,9 +208,9 @@ static int font_load_and_wait(const char *vc, const char *font, const char *map, */ static void setup_remaining_vcs(int fd, bool utf8) { struct console_font_op cfo = { - .op = KD_FONT_OP_GET, .flags = 0, - .width = 32, .height = 32, - .charcount = 512, + .op = KD_FONT_OP_GET, + .width = UINT_MAX, .height = UINT_MAX, + .charcount = UINT_MAX, }; struct vt_stat vcs = {}; struct unimapinit adv = {}; @@ -225,12 +225,6 @@ static void setup_remaining_vcs(int fd, bool utf8) { return; } - fontbuf = malloc(cfo.width * cfo.height * cfo.charcount / 8); - if (!fontbuf) { - log_oom(); - return; - } - /* get active, and 16 bit mask of used VT numbers */ r = ioctl(fd, VT_GETSTATE, &vcs); if (r < 0) { @@ -238,21 +232,47 @@ static void setup_remaining_vcs(int fd, bool utf8) { return; } - /* get fonts from source console */ - cfo.data = fontbuf; + /* get metadata of the current font (width, height, count) */ r = ioctl(fd, KDFONTOP, &cfo); if (r < 0) - log_warning_errno(errno, "KD_FONT_OP_GET failed, fonts will not be copied: %m"); + log_warning_errno(errno, "KD_FONT_OP_GET failed while trying to get the font metadata: %m"); else { - unimapd.entries = unipairs; - unimapd.entry_ct = USHRT_MAX; - r = ioctl(fd, GIO_UNIMAP, &unimapd); - if (r < 0) - log_warning_errno(errno, "GIO_UNIMAP failed, fonts will not be copied: %m"); - else - cfo.op = KD_FONT_OP_SET; + /* verify parameter sanity first */ + if (cfo.width > 32 || cfo.height > 32 || cfo.charcount > 512) + log_warning("Invalid font metadata - width: %u (max 32), height: %u (max 32), count: %u (max 512)", + cfo.width, cfo.height, cfo.charcount); + else { + /* + * Console fonts supported by the kernel are limited in size to 32 x 32 and maximum 512 + * characters. Thus with 1 bit per pixel it requires up to 65536 bytes. The height always + * requries 32 per glyph, regardless of the actual height - see the comment above #define + * max_font_size 65536 in drivers/tty/vt/vt.c for more details. + */ + fontbuf = malloc((cfo.width + 7) / 8 * 32 * cfo.charcount); + if (!fontbuf) { + log_oom(); + return; + } + /* get fonts from source console */ + cfo.data = fontbuf; + r = ioctl(fd, KDFONTOP, &cfo); + if (r < 0) + log_warning_errno(errno, "KD_FONT_OP_GET failed while trying to read the font data: %m"); + else { + unimapd.entries = unipairs; + unimapd.entry_ct = USHRT_MAX; + r = ioctl(fd, GIO_UNIMAP, &unimapd); + if (r < 0) + log_warning_errno(errno, "GIO_UNIMAP failed while trying to read unicode mappings: %m"); + else + cfo.op = KD_FONT_OP_SET; + } + } } + if (cfo.op != KD_FONT_OP_SET) + log_warning("Fonts will not be copied to remaining consoles"); + for (i = 1; i <= 63; i++) { char ttyname[strlen("/dev/tty") + DECIMAL_STR_MAX(int)]; _cleanup_close_ int fd_d = -1; diff --git a/test/TEST-13-NSPAWN-SMOKE/Makefile b/test/TEST-13-NSPAWN-SMOKE/Makefile index 2ca5b12cf3..ff1470f852 100644 --- a/test/TEST-13-NSPAWN-SMOKE/Makefile +++ b/test/TEST-13-NSPAWN-SMOKE/Makefile @@ -1,7 +1,7 @@ -all: has-overflow +all: @make -s --no-print-directory -C ../.. all @basedir=../.. TEST_BASE_DIR=../ ./test.sh --all -setup: has-overflow +setup: @make --no-print-directory -C ../.. all @basedir=../.. TEST_BASE_DIR=../ ./test.sh --setup clean: diff --git a/test/TEST-13-NSPAWN-SMOKE/has-overflow.c b/test/TEST-13-NSPAWN-SMOKE/has-overflow.c deleted file mode 100644 index 1b3331fad7..0000000000 --- a/test/TEST-13-NSPAWN-SMOKE/has-overflow.c +++ /dev/null @@ -1,143 +0,0 @@ -#define _GNU_SOURCE -#include <sys/stat.h> -#include <sys/types.h> -#include <sys/mount.h> -#include <sched.h> -#include <unistd.h> -#include <stdlib.h> -#include <sys/wait.h> -#include <signal.h> -#include <fcntl.h> -#include <stdio.h> -#include <string.h> -#include <limits.h> -#include <errno.h> -#include <grp.h> - -#define errExit(msg) do { perror(msg); exit(EXIT_FAILURE); } while (0) - -struct child_args { - int pipe_fd[2]; /* Pipe used to synchronize parent and child */ -}; - -static void usage(char *pname) { - fprintf(stderr, "Options can be:\n"); - fprintf(stderr, "\t-M uid_map Specify UID map for user namespace\n"); - fprintf(stderr, "\t-G gid_map Specify GID map for user namespace\n"); - - exit(EXIT_FAILURE); -} - -static void update_map(char *mapping, char *map_file) { - int fd, j; - size_t map_len; - - map_len = strlen(mapping); - - fd = open(map_file, O_RDWR); - if (fd == -1) { - fprintf(stderr, "ERROR: open %s: %s\n", map_file, strerror(errno)); - exit(EXIT_FAILURE); - } - - if (write(fd, mapping, map_len) != map_len) { - fprintf(stderr, "ERROR: write %s: %s\n", map_file, strerror(errno)); - exit(EXIT_FAILURE); - } - - close(fd); -} - -static void proc_setgroups_write(pid_t child_pid, char *str) { - char setgroups_path[PATH_MAX]; - int fd; - - snprintf(setgroups_path, PATH_MAX, "/proc/%ld/setgroups", (long) child_pid); - - fd = open(setgroups_path, O_RDWR); - if (fd == -1) { - if (errno != ENOENT) - fprintf(stderr, "ERROR: open %s: %s\n", setgroups_path, strerror(errno)); - return; - } - - if (write(fd, str, strlen(str)) == -1) - fprintf(stderr, "ERROR: write %s: %s\n", setgroups_path, strerror(errno)); - - close(fd); -} - -static int child_func(void *arg) { - struct child_args *args = (struct child_args *) arg; - char ch; - - close(args->pipe_fd[1]); - if (read(args->pipe_fd[0], &ch, 1) != 0) { - fprintf(stderr, "Failure in child: read from pipe returned != 0\n"); - exit(EXIT_FAILURE); - } - - mount("tmpfs", "/tmp", "tmpfs", MS_MGC_VAL, "mode=777,uid=0,gid=0"); - if (mkdir("/tmp/hey", 0777) < 0) - exit(EXIT_FAILURE); - - exit(EXIT_SUCCESS); -} - -#define STACK_SIZE (1024 * 1024) - -static char child_stack[STACK_SIZE]; - -int main(int argc, char *argv[]) { - int flags, opt; - pid_t child_pid; - struct child_args args; - char *uid_map, *gid_map; - const int MAP_BUF_SIZE = 100; - char map_buf[MAP_BUF_SIZE]; - char map_path[PATH_MAX]; - int status; - - flags = 0; - gid_map = NULL; - uid_map = NULL; - while ((opt = getopt(argc, argv, "+M:G:")) != -1) { - switch (opt) { - case 'M': - uid_map = optarg; - break; - case 'G': - gid_map = optarg; - break; - default: - usage(argv[0]); - } - } - - if (!uid_map || !gid_map) - usage(argv[0]); - - flags |= CLONE_NEWNS; - flags |= CLONE_NEWUSER; - - if (pipe(args.pipe_fd) == -1) - errExit("pipe"); - - child_pid = clone(child_func, child_stack + STACK_SIZE, flags | SIGCHLD, &args); - if (child_pid == -1) - errExit("clone"); - - snprintf(map_path, PATH_MAX, "/proc/%ld/uid_map", (long) child_pid); - update_map(uid_map, map_path); - - proc_setgroups_write(child_pid, "allow"); - snprintf(map_path, PATH_MAX, "/proc/%ld/gid_map", (long) child_pid); - update_map(gid_map, map_path); - - close(args.pipe_fd[1]); - - if (waitpid(child_pid, &status, 0) == -1) - errExit("waitpid"); - - exit(WIFEXITED(status) && WEXITSTATUS(status) == EXIT_SUCCESS ? EXIT_FAILURE : EXIT_SUCCESS); -} diff --git a/test/TEST-13-NSPAWN-SMOKE/test.sh b/test/TEST-13-NSPAWN-SMOKE/test.sh index dfc437c0ee..e6977a7f1c 100755 --- a/test/TEST-13-NSPAWN-SMOKE/test.sh +++ b/test/TEST-13-NSPAWN-SMOKE/test.sh @@ -40,7 +40,6 @@ test_setup() { setup_basic_environment dracut_install busybox chmod rmdir - dracut_install ./has-overflow cp create-busybox-container $initdir/ @@ -93,22 +92,8 @@ function run { /create-busybox-container "$_root" UNIFIED_CGROUP_HIERARCHY="$1" SYSTEMD_NSPAWN_USE_CGNS="$2" systemd-nspawn --register=no -D "$_root" -b UNIFIED_CGROUP_HIERARCHY="$1" SYSTEMD_NSPAWN_USE_CGNS="$2" systemd-nspawn --register=no -D "$_root" --private-network -b - - if ! UNIFIED_CGROUP_HIERARCHY="$1" SYSTEMD_NSPAWN_USE_CGNS="$2" systemd-nspawn --register=no -D "$_root" -U -b; then - if [[ "$1" = "no" && "$2" = "yes" ]] && /has-overflow -M '0 1073283072 65536' -G '0 1073283072 65536'; then - printf "Failure expected, ignoring (see https://github.com/systemd/systemd/issues/4352)\n" >&2 - else - return 1 - fi - fi - - if ! UNIFIED_CGROUP_HIERARCHY="$1" SYSTEMD_NSPAWN_USE_CGNS="$2" systemd-nspawn --register=no -D "$_root" --private-network -U -b; then - if [[ "$1" = "no" && "$2" = "yes" ]] && /has-overflow -M '0 1073283072 65536' -G '0 1073283072 65536'; then - printf "Failure expected, ignoring (see https://github.com/systemd/systemd/issues/4352)\n" >&2 - else - return 1 - fi - fi + UNIFIED_CGROUP_HIERARCHY="$1" SYSTEMD_NSPAWN_USE_CGNS="$2" systemd-nspawn --register=no -D "$_root" -U -b + UNIFIED_CGROUP_HIERARCHY="$1" SYSTEMD_NSPAWN_USE_CGNS="$2" systemd-nspawn --register=no -D "$_root" --private-network -U -b return 0 } diff --git a/test/test-execute/exec-supplementarygroups-multiple-groups-default-group-user.service b/test/test-execute/exec-supplementarygroups-multiple-groups-default-group-user.service new file mode 100644 index 0000000000..a49c9d26a1 --- /dev/null +++ b/test/test-execute/exec-supplementarygroups-multiple-groups-default-group-user.service @@ -0,0 +1,7 @@ +[Unit] +Description=Test for Supplementary Group with multiple groups without Group and User + +[Service] +ExecStart=/bin/sh -x -c 'test "$$(id -G)" = "0 1 2 3" && test "$$(id -g)" = "0" && test "$$(id -u)" = "0"' +Type=oneshot +SupplementaryGroups=1 2 3 diff --git a/test/test-execute/exec-supplementarygroups-multiple-groups-withgid.service b/test/test-execute/exec-supplementarygroups-multiple-groups-withgid.service new file mode 100644 index 0000000000..5c62c1d639 --- /dev/null +++ b/test/test-execute/exec-supplementarygroups-multiple-groups-withgid.service @@ -0,0 +1,8 @@ +[Unit] +Description=Test for Supplementary Group with multiple groups and Group=1 + +[Service] +ExecStart=/bin/sh -x -c 'test "$$(id -G)" = "1 2 3" && test "$$(id -g)" = "1" && test "$$(id -u)" = "0"' +Type=oneshot +Group=1 +SupplementaryGroups=1 2 3 diff --git a/test/test-execute/exec-supplementarygroups-multiple-groups-withuid.service b/test/test-execute/exec-supplementarygroups-multiple-groups-withuid.service new file mode 100644 index 0000000000..00523e383b --- /dev/null +++ b/test/test-execute/exec-supplementarygroups-multiple-groups-withuid.service @@ -0,0 +1,8 @@ +[Unit] +Description=Test for Supplementary Group with multiple groups and Uid=1 + +[Service] +ExecStart=/bin/sh -x -c 'test "$$(id -G)" = "1 2 3" && test "$$(id -g)" = "1" && test "$$(id -u)" = "1"' +Type=oneshot +User=1 +SupplementaryGroups=1 2 3 diff --git a/test/test-execute/exec-supplementarygroups-single-group-user.service b/test/test-execute/exec-supplementarygroups-single-group-user.service new file mode 100644 index 0000000000..ed6276d303 --- /dev/null +++ b/test/test-execute/exec-supplementarygroups-single-group-user.service @@ -0,0 +1,9 @@ +[Unit] +Description=Test for Supplementary Group with only one group and uid 1 + +[Service] +ExecStart=/bin/sh -x -c 'test "$$(id -G)" = "1" && test "$$(id -g)" = "1" && test "$$(id -u)" = "1"' +Type=oneshot +User=1 +Group=1 +SupplementaryGroups=1 diff --git a/test/test-execute/exec-supplementarygroups-single-group.service b/test/test-execute/exec-supplementarygroups-single-group.service new file mode 100644 index 0000000000..ee502b3d37 --- /dev/null +++ b/test/test-execute/exec-supplementarygroups-single-group.service @@ -0,0 +1,8 @@ +[Unit] +Description=Test for Supplementary Group with only one group + +[Service] +ExecStart=/bin/sh -x -c 'test "$$(id -G)" = "1" && test "$$(id -g)" = "1" && test "$$(id -u)" = "0"' +Type=oneshot +Group=1 +SupplementaryGroups=1 diff --git a/test/test-execute/exec-supplementarygroups.service b/test/test-execute/exec-supplementarygroups.service new file mode 100644 index 0000000000..43a9a981f2 --- /dev/null +++ b/test/test-execute/exec-supplementarygroups.service @@ -0,0 +1,7 @@ +[Unit] +Description=Test for Supplementary Group + +[Service] +ExecStart=/bin/sh -x -c 'test "$$(id -G)" = "0 1"' +Type=oneshot +SupplementaryGroups=1 diff --git a/units/dev-hugepages.mount b/units/dev-hugepages.mount index 882adb4545..489cc777e4 100644 --- a/units/dev-hugepages.mount +++ b/units/dev-hugepages.mount @@ -13,6 +13,7 @@ DefaultDependencies=no Before=sysinit.target ConditionPathExists=/sys/kernel/mm/hugepages ConditionCapability=CAP_SYS_ADMIN +ConditionVirtualization=!private-users [Mount] What=hugetlbfs diff --git a/units/x-.slice b/units/x-.slice deleted file mode 100644 index ac82c35874..0000000000 --- a/units/x-.slice +++ /dev/null @@ -1,12 +0,0 @@ -# This file is part of systemd. -# -# systemd is free software; you can redistribute it and/or modify it -# under the terms of the GNU Lesser General Public License as published by -# the Free Software Foundation; either version 2.1 of the License, or -# (at your option) any later version. - -[Unit] -Description=Root Slice -Documentation=man:systemd.special(7) -DefaultDependencies=no -Before=slices.target |