X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=TODO;h=40d7d788fd1b9b3dbae4e9a570a83e72f1a49309;hp=a237e0cc024227dec63e86f6a146a07679dbc440;hb=04e0ffb9d5856dfe572f2c697ad25f237a240e6f;hpb=5b728e6ba17c39e0787ad81b96a5582f4390f091 diff --git a/TODO b/TODO index a237e0cc0..40d7d788f 100644 --- a/TODO +++ b/TODO @@ -16,6 +16,9 @@ Bugfixes: str_split_quoted() should return a real return code, so spawn_child can report the failure properly. +* When systemctl --host is used, underlying ssh connection can remain open. + bus_close does not kill children? + External: * Fedora: add an rpmlint check that verifies that all unit files in the RPM are listed in %systemd_post macros. @@ -29,36 +32,129 @@ External: * When lz4 gets an API for lz4 command output, make use of it to compress coredumps in a way compatible with /usr/bin/lz4. +Before 220: + +* rework fsckd/fsck's connection logic or remove fsck entirely + +* fix userns support in nspawn, or remove it entirely + +* make unmount-on-eject work again + +* bus-proxy: GetConnectionSELinuxSecurityContext() is completely broken + +* logind: make sure the syncrhonous polkit checks are not interactive, i.e. supporess client side interactive bus message header flag for them + +* timer units triggering services with failing conditions run busy: + http://lists.freedesktop.org/archives/systemd-devel/2015-April/030095.html + Features: -* support mbr raw disk images in systemd-nspawn, so that we can boot fedora cloud images unmodified +* the default stop timeout for units is not documented anywhere. + +* .timer units should optionally support CLOCK_BOOTTIME in addition to CLOCK_MONOTONIC + +* rm_rf() should be able to remove subvolumes + +* systemd-run should support a mode where we wait for the unit to be started up + +* create a btrfs qgroup for /var/lib/machines, and add all container + subvolumes we create to it. + +* nspawn: add --overlay= to support overlay file systems, similar to + --tmpfs= and --bind=. + +* When logging about multiple units (stopping BoundTo units, conflicts, etc.), + log both units as UNIT=, so that journalctl -u triggers on both. + +* to allow "linking" of nspawn containers, extend --network-bridge= so + that it can dynamically create bridge interfaces that are refcounted + by the containers on them. For each group of containers to link together + +* journalctl --verify: don't show files that are currently being + written to as FAIL, but instead show that their are being written + to. + +* assign MESSAGE_ID to log messages about failed services + +* coredump: make the handler check /proc/$PID/rlimits for RLIMIT_CORE, + and supress coredump if turned off. Then change RLIMIT_CORE to + infinity by default for all services. This then allows per-service + control of coredumping. + +* generate better errors when people try to set transient properties + that are not supported... + http://lists.freedesktop.org/archives/systemd-devel/2015-February/028076.html + +* PID 1: when invoking systemctl preset-all on first boots, operate in + an exclusively additive way, i.e. never remove any pre-existing + symlinks, only add new ones. + +* Introduce $LISTEN_NAMES to complement $LISTEN_FDS, containing a + colon separated list of identifiers for the fds passed. + +* when the fstab-generator runs in the initrd, it should create a /dev/null mask for systemd-fsck-root.service, to avoid that the the root fs is fsck'ed twice. + +* maybe introduce WantsMountsFor=? Usecase: + http://lists.freedesktop.org/archives/systemd-devel/2015-January/027729.html + +* rework kexec logic to use new kexec_file_load() syscall, so that we + don't have to call kexec tool anymore. -* rework sigbus stuff to use mutex +* The udev blkid built-in should expose a property that reflects + whether media was sensed in USB CF/SD card readers. This should then + be used to control SYSTEMD_READY=1/0 so that USB card readers aren't + picked up by systemd unless they contain a medium. This would mirror + the behaviour we already have for CD drives. -* create importd daemon, move "systemd-import" tool into machinectl +* nspawn: emulate /dev/kmsg using CUSE and turn off the syslog syscall + with seccomp. That should provide us with a useful log buffer that + systemd can log to during early boot, and disconnect container logs + from the kernel's logs. -* change default container location from /var/lib/container to /var/lib/machines +* networkd/udev: implement SR_IOV configuration in .link files: + http://lists.freedesktop.org/archives/systemd-devel/2015-January/027451.html + +* When RLIMIT_NPROC is set from a unit file it currently always is set + for root, not for the user set in User=, which makes it + useless. After fixing this, set RLIMIT_NPROC for + systemd-journal-xyz, and all other of our services that run under + their own user ids, and use User= (but only in a world where userns + is ubiquitous since otherwise we cannot invoke those daemons on the + host AND in a container anymore). Also, if LimitNPROC= is used + without User= we should warn and refuse operation. + +* logind: maybe allow configuration of the StopTimeout for session scopes + +* Set NoNewPriviliges= on all of our own services, where that makes sense + +* Rework systemctl's GetAll property parsing to use the generic bus_map_all_properties() API + +* rework journald sigbus stuff to use mutex + +* import-dkr: support tarsum checksum verification, if it becomes reality one day... + +* import-dkr: convert json bits to nspawn configuration + +* core/cgroup: support net_cls modules, and support automatically allocating class ids, then add support for making firewall changes depending on it, to implement a per-service firewall + +* introduce systemd-nspawn-ephemeral@.service, and hook it into "machinectl start" with a new --ephemeral switch + +* "machinectl status" should also show internal logs of the container in question + +* "machinectl list-images" should show os-release data, as well as machine-info data (including deployment level) * nspawn: when start a container "foobar" look for its configuration in a file "foobar.nspawn" in /etc/systemd/nspawn/ as well as next to the actualy directory or image to boot * Port various tools to make use of verbs.[ch], where applicable -* Check all invocations of access() and consider turning them into laccess() - * "machinectl history" * "machinectl diff" * "machinectl commit" that takes a writable snapshot of a tree, invokes a shell in it, and marks it read-only after use -* "machinectl status" should show 10 most recent log lines of both the host logs of the unit of the machine, plus the logs generated in the machine - -* add transparent btrfs pool in a loopback file in /var if btrfs operations (such as systemd-import pull-dkr) are used and /var is not a btrfs file system - * systemd-nspawn -x should support ephemeral instances of gpt images -* move machinectl's mount and copy commands into machined - * hostnamectl: show root image uuid * sysfs set api in libudev is not const @@ -88,17 +184,10 @@ Features: * as soon as we have kdbus, and sender timestamps, revisit coalescing multiple parallel daemon reloads: http://lists.freedesktop.org/archives/systemd-devel/2014-December/025862.html -* set $REMOTE_IP (or $REMOTE_ADDR/$REMOTE_PORT) environment variable when doing per-connection socket activation. use format introduced by xinetd or CGI for this - * the install state probably shouldn't get confused by generated units, think dbus1/kdbus compat! * in systemctl list-unit-files: show the install value the presets would suggest for a service in a third column -* we should try harder to collapse start jobs for swaps that end up being the same: - http://lists.freedesktop.org/archives/systemd-devel/2014-November/025359.html - -* timedated should compensate on SetTime for the time spent in polkit - * figure out when we can use the coarse timers * sd-resolve: drop res_query wrapping, people should call via the bus to resolved instead @@ -112,8 +201,6 @@ Features: * timesyncd + resolved: add ugly bus calls to set NTP and DNS servers per-interface, for usage by NM -* networkd-wait-online really should have a timeout by default - * add infrastructure to allocate dynamic/transient users and UID ranges, for use in user-namespaced containers, per-seat gdm login screens and gdm guest sessions * machined: add an API so that libvirt-lxc can inform us about network interfaces being removed or added to an existing machine @@ -156,8 +243,6 @@ Features: * exponential backoff in timesyncd and resolved when we cannot reach a server -* tmpfiles: port to unquote_many_words(), similar to sysusers - * unquote_many_words() should probably be used by a lot of code that currently uses FOREACH_WORD and friends. For example, most conf parsing callbacks should use it. @@ -167,6 +252,9 @@ Features: * systemd.show_status= should probably have a mode where only failed units are shown. +* add systemd.abort_on_kill or some other such flag to send SIGABRT instead of SIGKILL + (throughout the codebase, not only PID1) + * networkd: - add LLDP client side support - the DHCP lease data (such as NTP/DNS) is still made available when @@ -186,6 +274,7 @@ Features: for all routes to it. possibly a second default for DHCP routes. - allow Name= to be specified repeatedly in the [Match] section. Maybe also support Name=foo*|bar*|baz ? + - duplicate address check for static IPs (like ARPCHECK in network-scripts) * resolved: - put networkd events and rtnl events at a higher priority, so that @@ -271,9 +360,6 @@ Features: desktop UIs such as gnome-shell to freeze apps that are not visible on screen, not unlike how job control works on the shell -* completions: - - manager property enumeration was broken when systemd moved to /usr/lib/ - * cgroups: - implement per-slice CPUFairScheduling=1 switch - handle jointly mounted controllers correctly @@ -284,7 +370,6 @@ Features: the hierarchies of child processes * 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 @@ -322,20 +407,12 @@ Features: ReadOnlyDirectories=... for whitelisting files for a service. * sd-bus: + - GetAllProperties() on a non-existing object does not result in a failure currently - kdbus: process fd=-1 for incoming msgs - - make dsrt happy, and change userspace header for kdbus to yyyyuta{tv}v - - kdbus: PID/TID goes missing for method calls from outside the PID namespace? - - kdbus: the kernel should not allow messages to be delivered that have a reply serial != 0, reply-expect unset, but no appropriate window - - kdbus: timestamps on kernel's NameOwnerChanged messages? - - kdbus' busnames.target should get pulled in by basic.target - - Ignore .busname units on classic D-Bus boots, systemd-resolved cannot be started on kdbus - without the active policy and should get a Wants=org.freedesktop.resolve1.busname to - pull-in the policy. - port to sd-resolve for connecting to TCP dbus servers - kdbus: maybe add controlling tty metadata fields - see if we can introduce a new sd_bus_get_owner_machine_id() call to retrieve the machine ID of the machine of the bus itself - when kdbus does not take our message without memfds, try again with memfds - - introduce sd_bus_emit_object_added()/sd_bus_emit_object_removed() that automatically includes the build-in interfaces in the list - see if we can drop more message validation on the sending side - add API to clone sd_bus_message objects - make AddMatch calls on dbus1 transports async? @@ -390,9 +467,6 @@ Features: * teach ConditionKernelCommandLine= globs or regexes (in order to match foobar={no,0,off}) -* after all byte-wise realloc() is slow, even on glibc, so i guess we - need manual exponential loops after all - * BootLoaderSpec: Clarify that the kernel has to be in $BOOT. Clarify that the boot loader should be installed to the ESP. Define a way how an installer can figure out whether a BLS compliant boot loader @@ -455,7 +529,6 @@ Features: - logind: when the power button is pressed short, just popup a logout dialog. If it is pressed for 1s, do the usual shutdown. Inspiration are Macs here. - - logind: allow users to kill or lock their own sessions - expose "Locked" property on logind sesison objects - given that logind now lets PID 1 do all nasty work, we can probably reduce the capability set it retains substantially. @@ -485,11 +558,11 @@ 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: send out marker messages every now and then, and immediately sync with fdatasync() afterwards, in order to have hourly guaranteed syncs. + - journal: store timestamp of journal_file_set_offline() int he header, + so it is possible to display when the file was last synced. - 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 - - 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. @@ -669,6 +742,8 @@ Features: * tmpfiles: - apply "x" on "D" too (see patch from William Douglas) + - replace F with f+. + - instead of ignoring unknown fields, reject them. * for services: do not set $HOME in services unless requested @@ -777,9 +852,7 @@ Features: - add functions to set previously stored IPv6 addresses on startup and get them at shutdown; store them in client->ia_na - write more test cases - - implement and do duplicate address detection, see rfc 4862, 5.4. - implement reconfigure support, see 5.3., 15.11. and 22.20. - - implement information request, see 1.2. and 18.1.5. - implement support for temporary adressess (IA_TA) - implement dhcpv6 authentication - investigate the usefulness of Confirm messages; i.e. are there any