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2015-09-29systemctl: make "systemctl is-system-running" return "offline" if we are not ↵Lennart Poettering
booted with systemd This sounds like the better place to expose this than in "systemd-notify --booted". Also document the so far undocumented "unknown" state the command might return. And rearrange the table of states documented to be more like the one for "is-running". Also, don't document the precise exit code of this function, just say errors are reported != 0 or > 0...
2015-09-27Merge pull request #1392 from dvdhrm/bus-format2Lennart Poettering
sd-bus: add sd_bus_path_{encode,decode}_many() (v2)
2015-09-26sd-bus: add sd_bus_path_{encode,decode}_many()David Herrmann
This introduces two new helpers alongside sd_bus_path_{encode,decode}(), which work similarly to their counterparts, but accept a format-string as input. This allows encoding and decoding multiple labels of a format string at the same time.
2015-09-24man: systemd.slice: add link to cgroups api docsEvgeny Vereshchagin
systemd.scope and systemd.resource-control contain that link. systemd.slice should contain it too.
2015-09-23man: systemd-run: run bash with --send-sighupEvgeny Vereshchagin
When bash is interactive it ignores SIGTERM. SIGHUP indicates to bash that the connection has been severed. `systemctl stop` doesn't wait TimeoutStopSec secs.
2015-09-22Merge pull request #1335 from poettering/some-fixesDaniel Mack
A variety of mostly unrelated fixes
2015-09-22Merge pull request #1336 from pszewczyk/functionfs_sockets_v3Lennart Poettering
core: add support for usb functionfs v3
2015-09-22man: drop reference to yum from man pagesLennart Poettering
Apparently, yum is obsolete, and dnf is the new yum. Mention only dnf hence, and don't mention yum anymore.
2015-09-22man: Add documentation for functionfs socket activationPawel Szewczyk
2015-09-21containers: systemd exits with non-zero codeAlban Crequy
When a systemd service running in a container exits with a non-zero code, it can be useful to terminate the container immediately and get the exit code back to the host, when systemd-nspawn returns. This was not possible to do. This patch adds the following to make it possible: - Add a read-only "ExitCode" property on PID 1's "Manager" bus object. By default, it is 0 so the behaviour stays the same as previously. - Add a method "SetExitCode" on the same object. The method fails when called on baremetal: it is only allowed in containers or in user session. - Add support in systemctl to call "systemctl exit 42". It reuses the existing code for user session. - Add exit.target and systemd-exit.service to the system instance. - Change main() to actually call systemd-shutdown to exit() with the correct value. - Add verb 'exit' in systemd-shutdown with parameter --exit-code - Update systemctl manpage. I used the following to test it: | $ sudo rkt --debug --insecure-skip-verify run \ | --mds-register=false --local docker://busybox \ | --exec=/bin/chroot -- /proc/1/root \ | systemctl --force exit 42 | ... | Container rkt-895a0cba-5c66-4fa5-831c-e3f8ddc5810d failed with error code 42. | $ echo $? | 42 Fixes https://github.com/systemd/systemd/issues/1290
2015-09-21Merge pull request #1311 from jsynacek/kill-errors-v2Lennart Poettering
core: extend KillUnit() to return error when no unit was killed
2015-09-21cgtop: add -M/--machineEvgeny Vereshchagin
2015-09-21core: extend KillUnit() to return error when no unit was killedJan Synacek
2015-09-18Merge pull request #1241 from ssahani/netLennart Poettering
networkd: add support for accept ra
2015-09-16cgroup: add support for net_cls controllersDaniel Mack
Add a new config directive called NetClass= to CGroup enabled units. Allowed values are positive numbers for fix assignments and "auto" for picking a free value automatically, for which we need to keep track of dynamically assigned net class IDs of units. Introduce a hash table for this, and also record the last ID that was given out, so the allocator can start its search for the next 'hole' from there. This could eventually be optimized with something like an irb. The class IDs up to 65536 are considered reserved and won't be assigned automatically by systemd. This barrier can be made a config directive in the future. Values set in unit files are stored in the CGroupContext of the unit and considered read-only. The actually assigned number (which may have been chosen dynamically) is stored in the unit itself and is guaranteed to remain stable as long as the unit is active. In the CGroup controller, set the configured CGroup net class to net_cls.classid. Multiple unit may share the same net class ID, and those which do are linked together.
2015-09-12man: add support for accept ra manSusant Sahani
2015-09-11core: refactor cpu shares/blockio weight cgroup logicLennart Poettering
Let's stop using the "unsigned long" type for weights/shares, and let's just use uint64_t for this, as that's what we expose on the bus. Unify parsers, and always validate the range for these fields. Correct the default blockio weight to 500, since that's what the kernel actually uses. When parsing the weight/shares settings from unit files accept the empty string as a way to reset the weight/shares value. When getting it via the bus, uniformly map (uint64_t) -1 to unset. Open up StartupCPUShares= and StartupBlockIOWeight= to transient units.
2015-09-10core: add support for the "pids" cgroup controllerLennart Poettering
This adds support for the new "pids" cgroup controller of 4.3 kernels. It allows accounting the number of tasks in a cgroup and enforcing limits on it. This adds two new setting TasksAccounting= and TasksMax= to each unit, as well as a gloabl option DefaultTasksAccounting=. This also updated "cgtop" to optionally make use of the new kernel-provided accounting. systemctl has been updated to show the number of tasks for each service if it is available. This patch also adds correct support for undoing memory limits for units using a MemoryLimit=infinity syntax. We do the same for TasksMax= now and hence keep things in sync here.
2015-09-08treewide: fix typosTorstein Husebø
2015-09-08systemctl: add ConsistsOf as the inverse of PartOfEvgeny Vereshchagin
2015-09-07man: typo fixesThomas Hindoe Paaboel Andersen
2015-09-07man: clarify wording of os-release.CPE_NAMEDavid Herrmann
We expect the CPE_NAME to be formatted in URI binding syntax. Make that clear in the documentation. Furthermore, the CPE-spec has been taken over by NIST, so adjust the links as well. Reported by: Ben Harris <bjh21@cam.ac.uk>
2015-09-06nspawn: add new .nspawn files for container settingsLennart Poettering
.nspawn fiels are simple settings files that may accompany container images and directories and contain settings otherwise passed on the nspawn command line. This provides an efficient way to attach execution data directly to containers.
2015-09-05sd-login: add new sd_pid_get_cgroup() APILennart Poettering
This adds a new sd_pid_get_cgroup() call to sd-login which may be used to query the control path of a process. This is useful for programs when making use of delegation units, in order to figure out which subtree has been delegated. In light of the unified control group hierarchy this is finally safe to do, hence let's add a proper API for it, to make it easier to use this.
2015-09-04sd-login: rework error handlingLennart Poettering
Makre sure we always return sensible errors for the various, following the same rules, and document them in a comment in sd-login.c. Also, update all relevant man pages accordingly.
2015-09-04man: always use the same example in nss module documentationLennart Poettering
Show the same recommended example file in all three man pages, just highlight the different, relevant parts. This should be less confusing for users, and clarify what we actually recommend how /etc/nsswitch.conf is set up.
2015-09-02Merge pull request #1118 from jsynacek/man-dot-d-v2Lennart Poettering
man: *.d conf directories: add note about initrd regeneration
2015-09-02man: *.d conf directories: add note about initrd regenerationJan Synacek
2015-09-02virt: detect parallels virtualizationEvgeny Vereshchagin
inspired by http://people.redhat.com/~rjones/virt-what/ see: * http://git.annexia.org/?p=virt-what.git;a=blob;f=virt-what.in;h=a5ed33ef3e4bfa3281c9589eccac4d92dff1babe;hb=HEAD#l200 * http://git.annexia.org/?p=virt-what.git;a=blob;f=virt-what.in;h=a5ed33ef3e4bfa3281c9589eccac4d92dff1babe;hb=HEAD#l253
2015-09-01Merge pull request #1109 from phomes/man-typosLennart Poettering
man: fix typos in systemd-path.xml
2015-09-01run: enable interactive authorizationEvgeny Vereshchagin
2015-09-01man: fix typos in systemd-path.xmlThomas Hindoe Paaboel Andersen
2015-09-01Merge pull request #1066 from ssahani/tunnelLennart Poettering
networkd: add support for tunnel encap limit
2015-08-31networkd: dhcp-server - allow configuration of the poolTom Gundersen
The constraints we place on the pool is that it is a contiguous sequence of addresses in the same subnet as the server address, not including the subnet nor broadcast addresses, but possibly including the server address itself. If the server address is included in the pool it is (obviously) reserved and not handed out to clients.
2015-08-31man: document relationship between keys and switches of cgtopLennart Poettering
2015-08-31cgtop: allow toggling of --recursive= and -k at runtimeLennart Poettering
2015-08-31cgtop: recursively count cgroup member tasksLennart Poettering
When showing the number of tasks in a cgroup, recursively count tasks in child cgroups and include them in the number. This ensures that the number of tasks is cummulative the same way as memory, cpu and IO resources are. Old behaviour can be restored by passing the new --recursive=no switch.
2015-08-31cgtop: ignore kernel threads when counting tasksLennart Poettering
However, allow them to be counted in by specifying -k
2015-08-31man: add man for tunnel encap limitSusant Sahani
2015-08-28nspawn: add (no)rbind option to --bind and --bind-roEugene Yakubovich
--bind and --bind-ro perform the bind mount non-recursively. It is sometimes (often?) desirable to do a recursive mount. This patch adds an optional set of bind mount options in the form of: --bind=src-path:dst-path:options options are comma separated and currently only "rbind" and "norbind" are allowed. Default value is "rbind".
2015-08-28man: networkctl understands --no-legend tooEvgeny Vereshchagin
2015-08-28Merge pull request #1063 from poettering/dbus-interface-from-typeTom Gundersen
cgls/cgtop: a variety of modernizations
2015-08-28Merge pull request #1060 from poettering/resolved-man-2Daniel Mack
man: Document that resolved requires nss-resolve to work with libc
2015-08-28cgtop: major modernizationsLennart Poettering
In preparation of the unified cgroup support, let's clean up cgtop: a) rework time code to be based on "nsec_t" rather than "struct timespec" b) Introduce long option --order= for selecting ordering c) count number of processes only in the main hierarchy, don't bother with the controller hierarchies. We don't allow orthogonal hierarchies in systemd anymore, hence there's no point to check the other hierarchies. d) Deal with non-monotonic cpuacct values (see #749) e) When sorting groups, don't do prefix compare when ordering by number of tasks, since this is not accumulative for all children. f) Actually make --cpu without parameter work g) Don't output control characters when we get them as input. Fixes #749.
2015-08-28man: Document that resolved requires nss-resolve to work with libcLennart Poettering
Closes #884.
2015-08-27man: document the new DHCP settings added in the past commitsLennart Poettering
2015-08-26man: minor extension to the machinectl man pageLennart Poettering
s/an/any/, as reported by Vito Caputo. Also mention explicitly that the security properties (i.e. SELinux) are also isolated when "machinectl shell" is used.
2015-08-26man: document nss-resolveLennart Poettering
2015-08-26man: document resolved's RR synthesizing and query routingLennart Poettering
2015-08-25man: minor fixes to coredumpctl(1)Lennart Poettering