X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=TODO;h=99122b5715f231e1549ebac1a78d64020fc9acab;hp=420f0ccb8f2c28bdda71519ef461ed164a02533a;hb=07beec1244817a0e6e9d79798f7c65bd89b23549;hpb=49998ede042907b0ba7f5e85e02fa569da26bc04 diff --git a/TODO b/TODO index 420f0ccb8..99122b571 100644 --- a/TODO +++ b/TODO @@ -11,82 +11,90 @@ Bugfixes: * properly handle .mount unit state tracking when two mount points are stacked one on top of another on the exact same mount point. -* stop importing kernel exported env variables. The utterly broken logic in - the kernel exports every kernel command line option which is not recognized - as a built-in module option as an env variable. Systemd should not pass-on - that nonsense, a kernel command line option is a command line option not an - env variable: - $ cat /proc/252/environ - initrd=\6a9857a393724b7a981ebb5b8495b9ea\3.10.0-2.fc20.x86_64\initrd +Fedora 20: -Fedora 19: - -* external: maybe it is time to patch procps so that "ps" links to - libsystemd-logind to print a pretty service name, seat name, session - name in its output. Currently it only shows cgroup membership, but - that's sometimes kinda hard to parse for a human. - -* cgroup attrs: - - update dbus interface docs in wiki +* external: ps should gain colums for slice and machine * localed: - localectl: support new converted x11→console keymaps * 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: + +* introduce "mainpid" for scopes + +* implement system-wide DefaultCPUAccounting=1 switch (and similar for blockio, memory?) + +* implement per-slice CPUFairScheduling=1 switch + +* handle jointly mounted controllers correctly + +* logind: implement session kill exceptions + +* make BlockIODeviceWeight=, BlockIODeviceBandwidth= runtime settable + +* introduce high-level settings for RT budget, swappiness + +* wiki: document new bus APIs of PID 1 (transient units, Reloading signal) Features: -* when a kernel driver logs in a tight loop we should ratelimit that too. +* for transient units, instead of writing out drop-ins for all properties consider serializing them in the normal serialization stream -* 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. +* logind: when logging out, remove user-owned sysv and posix IPC objects -* prohibit Restart= set with Type=oneshot +* session scopes/user unit: add RequiresMountsFor for the home directory of the user -* man: the documentation of Restart= currently is very misleading and suggests the tools from ExecStartPre= might get restarted. +* add a man page containing packaging guidelines and recommending usage of things like Documentation=, PrivateTmp=, PrivateNetwork= and ReadOnlyDirectories=/etc /usr. -* load .d/*.conf dropins for device units +* journalctl: instead --after-cursor= maybe have a --cursor=XYZ+1 syntax? -* user@.service and session-*.scope should get posession of their own cgroups +* given that logind/machined now let PID 1 do all nasty work we can + probably reduce the capability set they retain substantially. -* move systemctl set-log-level to systemd-analyze? +* btrfs raid assembly: some .device jobs stay stuck in the queue -* fix killing spree logic in systemd-user-sessions +* Fedora: add an rpmlint check that verifies that all unit files in the RPM are listed in %systemd_post macros. -* logind: implement session kill exceptions +* Fedora: post FPC ticket to move add %tmpfiles_create to the packaging guidelines -* fix machine regstration to forward property array +* make sure gdm doesn't use multi-user-x but the new default X configuration file, and then remove multi-user-x from systemd -* fix loginctl cgroup enumeration +* 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 -* move "systemctl dump" to systemd-analyze +* when a kernel driver logs in a tight loop we should ratelimit that too. -* introduce "mainpid" for scopes +* "systemctl disable" of a unit instance removes all symlinks, should + only remove the instance symlink (systemctl disable of a template + unit however should remove them all). -* add a fixed dbus path for "my own unit", "my own session", ... to PID1, logind, ... +* journald: optionally, log debug messages to /run but everything else to /var -* add implicit slice for instantiated services +* systemctl list-unit-files should list generated files (and probably with a new state "generated" for them, or so) -* service_coldplug() appears to reinstall the wrong stop timeout watch? +* do we really need both hasprefix() and startswith()? -* transient units: allow creating auxiliary units with the same call +* 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. -* make BlockIODeviceWeight=, BlockIODeviceBandwidth= runtime settable +* prohibit Restart= set with Type=oneshot -* split up BlockIOWeight= and BlockIODeviceWeight= +* man: the documentation of Restart= currently is very misleading and suggests the tools from ExecStartPre= might get restarted. -* introduce high-level settings for RT budget, swapiness +* load .d/*.conf dropins for device units -* how to reset dynamically changed attributes sanely? +* add a fixed dbus path for "my own unit", "my own session", ... to PID1, logind, ... -* when reloading configuration, apply new cgroup configuration +* service_coldplug() appears to reinstall the wrong stop timeout watch? -* implement system-wide DefaultCPUAccounting=1 switch (and similar for blockio, memory?) +* transient units: allow creating auxiliary units with the same call -* implement per-slice CPUFairScheduling=1 switch +* how to reset dynamically changed attributes sanely? -* handle jointly mounted controllers correctly +* when reloading configuration, apply new cgroup configuration * journald: make sure ratelimit is actually really per-service with the new cgroup changes @@ -94,8 +102,10 @@ Features: validity of session name before appending it to a path * gparted needs to disable auto-activation of mount units somehow, or - maybe we should stop doing auto-activiation of this after boot + 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 a service changes state make reflect that in the RUNNING/LISTENING states of its socket @@ -109,11 +119,9 @@ Features: * something pulls in pcre as so dep into our daemons such as hostnamed. -* cgroup-agent: downgrade error messages - * document systemd-journal-flush.service properly -* chane systemd-journal-flush into a service that stays around during +* 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. @@ -121,9 +129,6 @@ Features: * allow implementation of InaccessibleDirectories=/ plus ReadOnlyDirectories=... for whitelisting files for a service. -* libsystemd-journal: - - return ECHILD as soon as somebody tries to reuse a journal object across a fork() - * libsystemd-bus: - default policy (allow uid == 0 and our own uid) - enforce alignment of pointers passed in @@ -154,9 +159,9 @@ Features: * 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 -* maybe add a warning to the unit file parses whern the acces mode of unit files is non-sensical. +* maybe add a warning to the unit file parses where the access mode of unit files is nonsensical. -* investigate endianess issues of UUID vs. GUID +* investigate endianness issues of UUID vs. GUID * 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. @@ -185,8 +190,6 @@ Features: - make stuff in test/ work with separate output dir - remove all the duplicated code in test/ -* suppress log output on shutdown when "quiet" is used - * systemctl delete x.snapshot leaves no trace in logs (at least at default level). * make the coredump collector tool move itself into the user's cgroup @@ -203,16 +206,10 @@ Features: * when isolating, try to figure out a way how we implicitly can order all units we stop before the isolating unit... -* teach udev + logind's uaccess to somehow handle the "dead" device nodes from: - /lib/modules/$(uname -r)/modules.devname - and apply ACLs to them if they have TAG=="uaccess" in udev rules. - * add ConditionArchitecture= or so * teach ConditionKernelCommandLine= globs or regexes (in order to match foobar={no,0,off}) -* we should log capabilities too - * Support SO_REUSEPORT with socket activation: - Let systemd maintain a pool of servers. - Use for seamless upgrades, by running the new server before stopping the @@ -233,7 +230,7 @@ Features: and we might want to requeue the mounts local-fs acquired through that automatically. -* rework specifier logic so that we can distuingish OOM errors from other errors +* 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() @@ -243,13 +240,13 @@ Features: * 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 elapstion and the time the units ran last +* 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 +* 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... @@ -287,7 +284,7 @@ Features: - write man page for efi boot generator - honor language efi variables for default language selection (if there are any?) - honor timezone efi variables for default timezone selection (if there are any?) - - introduce bootctl (backed by systemd-bootd) to control temporary and persistent default boot goal plus efi variables + - change bootctl to be backed by systemd-bootd to control temporary and persistent default boot goal plus efi variables * maybe do not install getty@tty1.service symlink in /etc but in /usr? @@ -345,14 +342,13 @@ Features: - 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 - journal: When used on NFS, check payload hashes - - Introduce journalctl -b to show journal messages of a previous boot - journald: check whether it is OK if the client can still modify delivered journal entries - journal live copy, based on libneon (client) and libmicrohttpd (server) - journald: add kernel cmdline option to disable ratelimiting for debug purposes - 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: show multiline log messages sanely, expand tabs, and show all valid utf8 messages + - 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 @@ -405,10 +401,6 @@ Features: mode, it will never touch the RTC if the no reliable time source is active or the user did not request anything like it. -* hwdb: - - implement conditional properties (dmi matches) - - hwdb --filter=ID_DRIVE_* - * if booted in "quiet" mode, and an error happens, turn on status output again, so that the emergency mode isn't totally surprising. Also, terminate plymouth. @@ -515,8 +507,6 @@ Features: when done. That means clients don't get a successful method reply, but much rather a disconnect on success. -* remember which condition failed for services, not just the fact that something failed - * use opterr = 0 for all getopt tools * properly handle loop back mounts via fstab, especially regards to fsck/passno