diff options
Diffstat (limited to 'TODO')
| -rw-r--r-- | TODO | 275 |
1 files changed, 92 insertions, 183 deletions
@@ -4,8 +4,6 @@ Bugfixes: $ systemctl enable getty@.service ln -s '/usr/lib/systemd/system/getty@.service' '/etc/systemd/system/getty.target.wants/getty@.service' -* check systemd-tmpfiles for selinux context hookup for mknod(), symlink() and similar - * swap units that are activated by one name but shown in the kernel under another are semi-broken * Dangling symlinks of .automount unit files in .wants/ directories, set up @@ -21,101 +19,60 @@ Bugfixes: Cannot add dependency job for unit display-manager.service, ignoring: Unit display-manager.service failed to load: No such file or directory. See system logs and 'systemctl status display-manager.service' for details. -Fedora 20: - -* external: ps should gain colums for slice +External: -* localed: - - localectl: support new converted x11→console keymaps +* ps should gain colums for slice -* when installing fedora with yum --installroot /var/run is a directory, not a symlink +* Fedora: when installing fedora with yum --installroot /var/run is a directory, not a symlink https://bugzilla.redhat.com/show_bug.cgi?id=975864 -CGroup Rework Completion: - -* implement system-wide DefaultCPUAccounting=1 switch (and similar for blockio, memory?) - -* implement per-slice CPUFairScheduling=1 switch - -* handle jointly mounted controllers correctly +* Fedora: add an rpmlint check that verifies that all unit files in the RPM are listed in %systemd_post macros. -* introduce high-level settings for RT budget, swappiness +* Fedora: post FPC ticket to move add %tmpfiles_create to the packaging guidelines Features: -* general: get rid of readdir_r/dirent_storage stuff, it's unnecessary on Linux +* cgroups: + - implement system-wide DefaultCPUAccounting=1 switch (and similar for blockio, memory?) + - implement per-slice CPUFairScheduling=1 switch + - handle jointly mounted controllers correctly + - introduce high-level settings for RT budget, swappiness + - how to reset dynamically changed unit cgroup attributes sanely? + - when reloading configuration, apply new cgroup configuration + - when recursively showing the cgroup hierarchy, optionally also show + the hierarchies of child processes -* add API to clone sd_bus_message objects +* transient units: + - allow creating auxiliary units with the same call + - add field to transient units that indicate whether systemd or somebody else saves/restores its settings, for integration with libvirt + - ensure scope units may be started only a single time -* sd-bus: synthesized messages should get serial number (uint32_t) -1 +* switch to SipHash for hashmaps/sets? -* sd-event: allow multiple signal handlers per signal +* general: get rid of readdir_r/dirent_storage stuff, it's unnecessary on Linux * when we detect low battery and no AC on boot, show pretty splash and refuse boot * move libasyncns into systemd as libsystemd-asyncns -* calendarspec: support value ranges with ".." notation. Example: 2013-4..8-1 - -* sd-bus: when triggering property change events, allow a NULL strv indicate that all properties listed as such are send out as changed - -* sd-bus: enforce signatures on response messages - -* sd-bus: see if we can drop more message validation on the sending side - -* sd-bus: introduce sd_bus_creds object and attach it to messages as well as allow querying it for names - -* sd-bus: support "const" properties as flag - -* sd-event: when a handler returns an error, just turn off its event - source, but do not return anything up to the event loop - caller. Instead add parameter to sd_event_request_quit() to take - retval. This way errors rippling upwards are the option, not the - default - -* sd-event: child pid handling: first invoke waitid(WNOHANG) and call event handler, only afterwards reap the process - -* sd-event: native support for watchdog stuff - -* machined, localed: when we try to kill an empty cgroup, generate an ESRCH call over the bus - -* sd-bus: SD_BUS_COMMENT() macro for inclusion in vtables, syntax inspired by gdbus +* machined, localed: when we try to kill an empty cgroup, generate an ESRCH error over the bus * libsystemd-journal, libsystemd-login, libudev: add calls to easily attach these objects to sd-event event loops * be more careful what we export on the bus as (usec_t) 0 and (usec_t) -1 -* add field to transient units that indicate whether systemd or somebody else saves/restores its settings, for integration with libvirt - -* systemctl: rework wait filter to not require match callback - * unify dispatch table in systemctl_main() and friends -* bus: access policy as vtable flag - -* journalctl: support -M to read journal of containers and determine journal directory from root directory of container - -* tmpfiles: to make sure we don't delete unpacked tarballs with old timestamps right-away never delete stuff that is inside a directory with a new mtime - -* "systemctl mask" should find all names by which a unit is accessible - (i.e. by scanning for symlinks to it) and link them all to /dev/null - * Automatically configure swap partition to use for hibernation by looking for largest swap partition on the root disk? * remove NSS usage from PID 1 (notably the specifiers) -* socket-proxyd: - - Support multiple inherited sockets mapped to different remote hosts - - Use a nonblocking alternative to getaddrinfo - -* "systemctl cat" or "systemctl view" command or or so, that cats the backing unit file of a service, plus its drop-ins and shows them in a pager +* socket-proxyd:Use a nonblocking alternative to getaddrinfo * rfkill,backlight: we probably should run the load tools inside of the udev rules so that the state is properly initialized by the time other software sees it * Add a new Distribute=$NUMBER key to socket units that makes use of SO_REUSEPORT to distribute network traffic on $NUMBER instances -* tmpfiles: when applying ownership to /run/log/journal, also do this for the journal fails contained in it - * we probably should replace the left-over uses of strv_append() and replace them by strv_push() or strv_extend() * move config_parse_path_strv() out of conf-parser.c @@ -132,95 +89,38 @@ Features: * refuse boot if /etc/os-release is missing or /etc/machine-id cannot be set up -* ensure scope units may be started only a single time - -* better error message if you run systemctl without systemd running - -* systemctl status output should should include list of triggering units and their status - -* for transient units, instead of writing out drop-ins for all properties consider serializing them in the normal serialization stream - -* logind: when logging out, remove user-owned sysv and posix IPC objects - -* session scopes/user unit: add RequiresMountsFor for the home directory of the user - -* add a man page containing packaging guidelines and recommending usage of things like Documentation=, PrivateTmp=, PrivateNetwork= and ReadOnlyDirectories=/etc /usr. - -* journalctl: instead --after-cursor= maybe have a --cursor=XYZ+1 syntax? - * given that logind/machined now let PID 1 do all nasty work, we can probably reduce the capability set they retain substantially. * btrfs raid assembly: some .device jobs stay stuck in the queue -* Fedora: add an rpmlint check that verifies that all unit files in the RPM are listed in %systemd_post macros. - -* Fedora: post FPC ticket to move add %tmpfiles_create to the packaging guidelines - * make sure gdm doesn't use multi-user-x but the new default X configuration file, and then remove multi-user-x from systemd -* when parsing calendar timestamps support the UTC timezone (even if we won't support arbitrary timezone specs, support UTC itself certainly makes sense), also support syntaxes such as +0200 - -* when a kernel driver logs in a tight loop, we should ratelimit that too. - -* "systemctl disable" of a unit instance removes all symlinks, but should - only remove the instance symlink (systemctl disable of a template - unit however should remove them all). - -* journald: optionally, log debug messages to /run but everything else to /var - -* systemctl list-unit-files should list generated files (and probably with a new state "generated" for them, or so) - -* journald: when we drop syslog messages because the syslog socket is - full, make sure to write how many messages are lost as first thing - to syslog when it works again. - * man: the documentation of Restart= currently is very misleading and suggests the tools from ExecStartPre= might get restarted. * load .d/*.conf dropins for device units -* service_coldplug() appears to reinstall the wrong stop timeout watch. - -* transient units: allow creating auxiliary units with the same call - -* how to reset dynamically changed attributes sanely? - -* when reloading configuration, apply new cgroup configuration - -* journald: make sure ratelimit is actually really per-service with the new cgroup changes - * gparted needs to disable auto-activation of mount units somehow, or maybe we should stop doing auto-activation of this after boot entirely. https://bugzilla.gnome.org/show_bug.cgi?id=701676 Maybe take a BSD lock at the disk device node and teach udev to check for that and suppress event handling. -* when recursively showing the cgroup hierarchy, optionally also show - the hierarchies of child processes - * document logic of auto/noauto and fail/nofail in fstab in systemd.mount or systemd-fstab-generator man page * something pulls in pcre as shared object dependency into our daemons such as hostnamed. -* document systemd-journal-flush.service properly - -* change systemd-journal-flush into a service that stays around during - boot, and causes the journal to be moved back to /run on shutdown, - so that we don't keep /var busy. This needs to happen synchronously, - hence doing this via signals is not going to work. - * allow implementation of InaccessibleDirectories=/ plus ReadOnlyDirectories=... for whitelisting files for a service. * libsystemd-bus: - default policy (allow uid == 0 and our own uid) + - access policy as vtable flag - enforce alignment of pointers passed in - when kdbus doesn't take our message without memfds, try again with memfds - implement translator service - - port systemd to new library - implement busname unit type in systemd - move to gvariant - - merge busctl into systemctl or so? - synthesize sd_bus_message objects from kernel messages - properly implement name registry ioctls for kdbus - implement monitor logic @@ -228,15 +128,27 @@ Features: - longer term: * priority queues * priority inheritance + - synthesized messages should get serial number (uint32_t) -1 + - when triggering property change events, allow a NULL strv indicate that all properties listed as such are send out as changed + - enforce signatures on response messages + - see if we can drop more message validation on the sending side + - support "const" properties as flag + - add API to clone sd_bus_message objects + - SD_BUS_COMMENT() macro for inclusion in vtables, syntax inspired by gdbus + +* sd-event + - allow multiple signal handlers per signal + - when a handler returns an error, just turn off its event source, + but do not return anything up to the event loop caller. Instead + add parameter to sd_event_request_quit() to take retval. This way + errors rippling upwards are the option, not the default + - child pid handling: first invoke waitid(WNOHANG) and call event handler, only afterwards reap the process + - native support for watchdog stuff * in the final killing spree, detect processes from the root directory, and complain loudly if they have argv[0][0] == '@' set. https://bugzilla.redhat.com/show_bug.cgi?id=961044 -* add an option to nspawn that uses seccomp to make socket(AF_NETLINK, - SOCK_RAW, NETLINK_AUDIT) fail the the appropriate error code that - makes the audit userspace to think auditing is not available in the - kernel. * Introduce a way how we can kill the main process of a service with KillSignal, but all processes with SIGKILL later on https://bugzilla.redhat.com/show_bug.cgi?id=952634 @@ -248,11 +160,6 @@ Features: * dbus: when a unit failed to load (i.e. is in UNIT_ERROR state), we should be able to safely try another attempt when the bus call LoadUnit() is invoked. -* if pam_systemd is invoked by su from a process that is outside of a - any session we should probably just become a NOP, since that's - usually not a real user session but just some system code that just - needs setuid(). - * add a pam module that passes the hdd passphrase into the PAM stack and then expires it, for usage by gdm auto-login. * add a pam module that on password changes updates any LUKS slot where the password matches @@ -261,8 +168,6 @@ Features: * timedatctl, localectl: possibly make some commands work without the daemon, for chroot situations... -* logind: add Suspend() bus calls which take timestamps to fix double suspend issues when somebody hits suspend and closes laptop quickly. - * cgtop: make cgtop useful in a container * test/: @@ -301,37 +206,19 @@ Features: installed to the ESP. Define a way how an installer can figure out whether a BLS compliant boot loader is installed. -* man: remove .include documentation, and instead push people to use .d/*.conf - * think about requeuing jobs when daemon-reload is issued? usecase: the initrd issues a reload after fstab from the host is accessible and we might want to requeue the mounts local-fs acquired through that automatically. -* rework specifier logic so that we can distinguish OOM errors from other errors - * systemd-inhibit: make taking delay locks useful: support sending SIGINT or SIGTERM on PrepareForSleep() * journal-or-kmsg is currently broken? See reverted commit 4a01181e460686d8b4a543b1dfa7f77c9e3c5ab8. * remove any syslog support from log.c -- we probably can't do this before split-off udev is gone for good -* documentation: recommend to connect the timer units of a service to the service via Also= in [Install] - -* add a tool that lists active timer units plus their next elapse and the time the units ran last - -* man: document the very specific env the shutdown drop-in tools live in - * shutdown logging: store to EFI var, and store to USB stick? -* man: extend runlevel(8) to mention that runlevels suck, and are dead. Maybe add runlevel(7) with a note about that too - -* systemctl: maybe add "systemctl add-wants" or so... - -* man: add more examples to man pages - -* man: maybe sort directives in man pages, and take sections from --help and apply them to man too - * write UI tool that pops up emergency messages from the journal as notification * think about window-manager-run-as-user-service problem: exit 0 → activate shutdown.target; exit != 0 → restart service @@ -381,6 +268,13 @@ Features: - logind: add equivalent to sd_pid_get_owner_uid() to the D-Bus API - pam: when leaving a session explicitly exclude the ReleaseSession() caller process from the killing spree - we should probably handle SIGTERM/SIGINT to not leave dot files around, just in case + - when logging out, remove user-owned sysv and posix IPC objects + - session scopes/user unit: add RequiresMountsFor for the home directory of the user + - add Suspend() bus calls which take timestamps to fix double suspend issues when somebody hits suspend and closes laptop quickly. + - if pam_systemd is invoked by su from a process that is outside of a + any session we should probably just become a NOP, since that's + usually not a real user session but just some system code that just + needs setuid(). * exec: when deinitializating a tty device fix the perms and group, too, not only when initializing. Set access mode/gid to 0620/tty. @@ -404,7 +298,6 @@ Features: - journal: add a setgid "systemd-journal" utility to invoke from libsystemd-journal, which passes fds via STDOUT and does PK access - journactl: support negative filtering, i.e. FOOBAR!="waldo", and !FOOBAR for events without FOOBAR. - - journal: when rotating, copy over old acls/access mode - journal: send out marker messages every now and then, and immediately sync with fdatasync() afterwards, in order to have hourly guaranteed syncs. - journal-send.c, log.c: when the log socket is clogged, and we drop, count this and write a message about this when it gets unclogged again. - journal: find a way to allow dropping history early, based on priority, other rules @@ -415,14 +308,24 @@ Features: - refuse taking lower-case variable names in sd_journal_send() and friends. - journald: we currently rotate only after MaxUse+MaxFilesize has been reached. - journal: deal nicely with byte-by-byte copied files, especially regards header - - journalctl: expand tabs - journal: store euid in journal if it differs from uid - journal: sanely deal with entries which are larger than the individual file size, but where the components would fit - Replace utmp, wtmp, btmp, and lastlog completely with journal - - Port upower to use the journal for historical power information used in future calculations + - journalctl: instead --after-cursor= maybe have a --cursor=XYZ+1 syntax? + - journalctl: support -M to read journal of containers and determine journal directory from root directory of container + - tmpfiles: when applying ownership to /run/log/journal, also do this for the journal fails contained in it + - when a kernel driver logs in a tight loop, we should ratelimit that too. + - journald: optionally, log debug messages to /run but everything else to /var + - journald: when we drop syslog messages because the syslog socket is + full, make sure to write how many messages are lost as first thing + to syslog when it works again. + - journald: make sure ratelimit is actually really per-service with the new cgroup changes + - change systemd-journal-flush into a service that stays around during + boot, and causes the journal to be moved back to /run on shutdown, + so that we don't keep /var busy. This needs to happen synchronously, + hence doing this via signals is not going to work. * document: - - document unit_name_mangle() - document that deps in [Unit] sections ignore Alias= fileds in [Install] units of other units, unless those units are disabled - man: clarify that time-sync.target is not only sysv compat but also useful otherwise. Same for similar targets @@ -431,6 +334,14 @@ Features: - document the exit codes when services fail before they are exec()ed - document that service reload may be implemented as service reexec - document in wiki how to map ical recurrence events to systemd timer unit calendar specifications + - add a man page containing packaging guidelines and recommending usage of things like Documentation=, PrivateTmp=, PrivateNetwork= and ReadOnlyDirectories=/etc /usr. + - document systemd-journal-flush.service properly + - man: remove .include documentation, and instead push people to use .d/*.conf + - documentation: recommend to connect the timer units of a service to the service via Also= in [Install] + - man: document the very specific env the shutdown drop-in tools live in + - man: extend runlevel(8) to mention that runlevels suck, and are dead. Maybe add runlevel(7) with a note about that too + - man: add more examples to man pages + - man: maybe sort directives in man pages, and take sections from --help and apply them to man too * systemctl: - systemctl list-jobs - show dependencies @@ -446,6 +357,20 @@ Features: - systemctl: "Journal has been rotated since unit was started." message is misleading - support "systemctl stop foobar@.service" to stop all units matching a certain template - Something is wrong with symlink handling of "autovt@.service" in "systemctl list-unit-files" + - rework wait filter to not require match callback + - "systemctl cat" or "systemctl view" command or or so, that cats the backing unit file of a service, plus its drop-ins and shows them in a pager + - better error message if you run systemctl without systemd running + - systemctl status output should should include list of triggering units and their status + - in systemctl list-timers show time trggering units ran last + +* unit install: + - "systemctl mask" should find all names by which a unit is accessible + (i.e. by scanning for symlinks to it) and link them all to /dev/null + - "systemctl disable" of a unit instance removes all symlinks, but should + only remove the instance symlink (systemctl disable of a template + unit however should remove them all). + - systemctl list-unit-files should list generated files (and probably with a new state "generated" for them, or so) + - systemctl: maybe add "systemctl add-wants" or so... * introduce ntp.service (or suchlike) as symlink that is used to arbitrate between various NTP implementations @@ -457,6 +382,8 @@ Features: o CLOCK_REALTIME makes jumps (TFD_TIMER_CANCEL_ON_SET) o DST changes - Support 2012-02~4 as syntax for specifying the fourth to last day of the month. + - calendarspec: support value ranges with ".." notation. Example: 2013-4..8-1 + - when parsing calendar timestamps support the UTC timezone (even if we won't support arbitrary timezone specs, support UTC itself certainly makes sense), also support syntaxes such as +0200 - Modulate timer frequency based on battery state - anacron-like feature @@ -480,8 +407,6 @@ Features: logs-show.c. Alternatively: use libelfutil, which seems to be the better supported alternative. -* figure out relation of --all and --full in the various tools - * add libsystemd-password or so to query passwords during boot using the password agent logic * If we show an error about a unit (such as not showing up) and it has no Description string, then show a description string generated form the reverse of unit_name_mangle(). @@ -490,13 +415,10 @@ Features: * fedup: don't delete initrd on switch-root * fedup: generator -* timedated: - - timedated: refuse time changes when NTP is on +* timedated: refuse time changes when NTP is on * clean up date formatting and parsing so that all absolute/relative timestamps we format can also be parsed -* introduce generic AUGMENT_PID=, AUGMENT_DEVICE= fields - * on shutdown: move utmp, wall, audit logic all into PID 1 (or logind?), get rid of systemd-update-utmp-runlevel * add "provisioning" instructions to setup an empty /etc + /var @@ -509,14 +431,10 @@ Features: * make repeated alt-ctrl-del presses printing a dump, or even force a reboot without waiting for the timeout -* high level net_prio setting in execution context - * hostnamed: before returning information from /etc/machine-info.conf check the modification data and reread. Similar for localed, ... * currently x-systemd.timeout is lost in the initrd, since crypttab is copied into dracut, but fstab isn't -* refuse boot if /etc/machine-id is not useful (or set taint?) - * nspawn: - nspawn: consider changing users for -u with su, so that NSS resolving works correctly - nspawn: implement personality changes a la linux32(8) @@ -530,6 +448,10 @@ Features: - nspawn: maybe explicitly reset loginuid? - nspawn: make it work for dwalsh and shared /usr containers -- tmpfs mounts as command line parameters, selinux exec context - refuses to boot containers without /etc/machine-id (OK?), and with empty /etc/machine-id (not OK). + - add an option to nspawn that uses seccomp to make socket(AF_NETLINK, + SOCK_RAW, NETLINK_AUDIT) fail the the appropriate error code that + makes the audit userspace to think auditing is not available in the + kernel. * cryptsetup: - cryptsetup-generator: allow specification of passwords in crypttab itself @@ -537,8 +459,6 @@ Features: https://bugs.freedesktop.org/show_bug.cgi?id=54982 - support rd.luks.allow-discards= kernel cmdline params in cryptsetup generator -* move debug shell to tty6 and make sure this doesn't break the gettys on tty6 - * hw watchdog: optionally try to use the preset watchdog timeout instead of always overriding it https://bugs.freedesktop.org/show_bug.cgi?id=54712 @@ -574,8 +494,6 @@ Features: when done. That means clients don't get a successful method reply, but much rather a disconnect on success. -* use opterr = 0 for all getopt tools - * properly handle loop back mounts via fstab, especially regards to fsck/passno * allow services with no ExecStart= but with an ExecStop= @@ -593,8 +511,6 @@ Features: - syscall filter: port to libseccomp - system-wide seccomp filter -* .device aliases need to be implemented with the "following" logic, probably. - * load-fragment: when loading a unit file via a chain of symlinks verify that it isn't masked via any of the names traversed. @@ -615,8 +531,6 @@ Features: - answer expire packet on pipe with AUTOFS_DEV_IOCTL_{READY,FAIL}_CMD - AUTOFS_DEV_IOCTL_EXPIRE_CMD returns -* services which create their own subcgroups break cgroup-empty notification (needs to be fixed in the kernel) - * ExecOnFailure=/usr/bin/foo * udev: @@ -652,7 +566,9 @@ Features: * when a bus name of a service disappears from the bus make sure to queue further activation requests -* tmpfiles: apply "x" on "D" too (see patch from William Douglas) +* tmpfiles: + - check systemd-tmpfiles for selinux context hookup for mknod(), symlink() and similar + - apply "x" on "D" too (see patch from William Douglas) * for services: don't set $HOME in services unless requested @@ -678,7 +594,7 @@ Features: when we start a service in order to avoid confusion when a user assumes starting a service is enough to make it accessible -* support User= and Group= attributes for AF_UNIX sockets. +* support User= and Group= attributes for AF_UNIX sockets. (difficult, requires NSS from PID 1?) * Make it possible to set the keymap independently from the font on the kernel cmdline. Right now setting one resets also the other. @@ -732,8 +648,6 @@ Features: * dot output for --test showing the 'initial transaction' * port over to LISTEN_FDS/LISTEN_PID: - - rpcbind (/var/run/rpcbind.sock!) HAVEPATCH - - cups HAVEPATCH - postfix, saslauthd - apache/samba - libvirtd (/var/run/libvirt/libvirt-sock-ro) @@ -771,12 +685,7 @@ Features: External: * dbus: - - dbus --user - natively watch for dbus-*.service symlinks (PENDING) - - allow specification of socket mode/umask when allocating DBusServer - - allow disabling of fd passing when connecting a AF_UNIX connection - - allow disabling of UID passing for AUTH EXTERNAL - - always pass cred data along each message - teach dbus to activate all services it finds in /etc/systemd/services/org-*.service * fix alsa mixer restore to not print error when no config is stored |