X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=TODO;h=5de106e1225f233661f2e729fda9e9092f07941e;hp=d862dfb504ab38ec60a27342ca01253335c00849;hb=61ad59b1314060958c6e1b1b480074e230b6ed3e;hpb=154ff088d371bee5651eaa2bc9bde8a34c185656 diff --git a/TODO b/TODO index d862dfb50..5de106e12 100644 --- a/TODO +++ b/TODO @@ -1,7 +1,4 @@ Bugfixes: -* systemctl status *.path shows all logs, not only the ones since the unit is - active - * 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 @@ -14,7 +11,15 @@ Bugfixes: * properly handle .mount unit state tracking when two mount points are stacked one on top of another on the exact same mount point. -Fedora 19: +* 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: * external: maybe it is time to patch procps so that "ps" links to libsystemd-logind to print a pretty service name, seat name, session @@ -27,15 +32,141 @@ Fedora 19: * 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 + +* Send SIGHUP and SIGTERM in session scopes + Features: +* given that logind/machined now let PID 1 do all nasty work we can + probably reduce the capability set they retain substantially. + +* btfs 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, 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 + +* journald: optionally, when messages with a high log priority are logged, sync() immediately. + +* introduce %v resolving to the string returned by "uname -r" + +* systemctl list-unit-files should list generated files (and probably with a new state "generated" for them, or so) + +* do we really need both hasprefix() and startswith()? + +* 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. + +* prohibit Restart= set with Type=oneshot + +* 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 + +* move systemctl set-log-level to systemd-analyze? + +* move "systemctl dump" to systemd-analyze + +* add a fixed dbus path for "my own unit", "my own session", ... to PID1, logind, ... + +* 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 + +* libsystemd-logind: sd_session_is_active() and friends: verify + 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-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 + +* 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 + +* we should properly escape ssh hostnames we add into dbus server strings + +* something pulls in pcre as so dep into our daemons such as hostnamed. + +* cgroup-agent: downgrade error messages + +* 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) + - 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 + - get rid of object hash table, use decision tree everyhwere instead? + - implement monitor logic + - object vtable logic + - longer term: + * priority queues + * priority inheritance + * 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 -* read the kernel's console "debug" keyword like we read "quiet" and adjust: - systemd.log_level=debug and maybe systemd.log_target=kmsg - * 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 @@ -44,12 +175,9 @@ 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 - -* see if we can fix https://bugs.freedesktop.org/show_bug.cgi?id=63672 - without dropping the location cache entirely. +* 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. @@ -71,8 +199,6 @@ Features: * we need dynamic units -* add s.th. like "systemctl set-log-level debug" - * cgtop: make cgtop useful in a container * test/: @@ -80,21 +206,12 @@ 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 so that the coredump is properly written to the user's own journal file. -* move /usr/lib/modules/$(uname -r)/modules.devname parsing from udevd to - kmod static-nodes - call kmod as an early service, and drop CAP_MKNOD from udevd.service - -* systemd-delta needs to be made aware of *.d/*.conf drop-in files for - units. - * seems that when we follow symlinks to units we prefer the symlink destination path over /etc and /usr. We shouldn't do that. Instead /etc should always override /run+/usr and also any symlink @@ -105,16 +222,10 @@ Features: * when isolating, try to figure out a way how we implicitly can order all units we stop before the isolating unit... -* teach udev + logind's uaccess to somehow handle the "dead" device nodes from: - /lib/modules/$(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 @@ -135,7 +246,7 @@ 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() @@ -145,13 +256,13 @@ 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... @@ -189,7 +300,7 @@ 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? @@ -247,14 +358,13 @@ 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 @@ -307,10 +417,6 @@ 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. @@ -417,8 +523,6 @@ 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