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author | Adrian Szyndela <adrian.s@samsung.com> | 2020-02-17 13:23:57 +0100 |
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committer | Adrian Szyndela <adrian.s@samsung.com> | 2020-02-26 12:21:20 +0100 |
commit | 8c75c63b9c27c5fd76c8029a315ff7dcf4d29ab4 (patch) | |
tree | dac037a5f82119253e1556eb8684ea8a91e5fed8 /TODO | |
parent | 71dda51708c0f9cafff337fda0a02322981dc48c (diff) | |
parent | c1719d8bc924ed59448616bd748671c5c7a66d93 (diff) | |
download | systemd-8c75c63b9c27c5fd76c8029a315ff7dcf4d29ab4.tar.gz systemd-8c75c63b9c27c5fd76c8029a315ff7dcf4d29ab4.tar.bz2 systemd-8c75c63b9c27c5fd76c8029a315ff7dcf4d29ab4.zip |
Merge v235 into tizen
Change-Id: Iafcca23df73f2694eda50a97771acac4b7996f30
Diffstat (limited to 'TODO')
-rw-r--r-- | TODO | 70 |
1 files changed, 32 insertions, 38 deletions
@@ -24,6 +24,36 @@ Janitorial Clean-ups: Features: +* maybe set a new set of env vars for services, based on RuntimeDirectory=, + StateDirectory=, LogsDirectory=, CacheDirectory= and ConfigurationDirectory= + automatically. For example, there could be $RUNTIME_DIRECTORY, + $STATE_DIRECTORY, $LOGS_DIRECTORY=, $CACHE_DIRECTORY and + $CONFIGURATION_DIRECTORY or so. This could be useful to write services that + can adapt to varying directories for these purposes. Special care has to be + taken if multiple dirs are configured. Maybe avoid setting the env vars in + that case? + +* In a similar vein, consider adding unit specifiers that resolve to the root + directory used for state, logs, cache and configuration + directory. i.e. similar to %t, but for the root of the other special dirs. + +* expose IO accounting data on the bus, show it in systemd-run --wait and log + about it in the resource log message + +* add "systemctl purge" for flushing out configuration, state, logs, ... of a + unit when it is stopped + +* show whether a service has out-of-date configuration in "systemctl status" by + using mtime data of ConfigurationDirectory=. + +* replace all uses of fgets() + LINE_MAX by read_line() + +* set IPAddressDeny=any on all services that shouldn't do networking (possibly + combined with IPAddressAllow=localhost). + +* dissect: when we discover squashfs, don't claim we had a "writable" partition + in systemd-dissect + * Add AddUser= setting to unit files, similar to DynamicUser=1 which however creates a static, persistent user rather than a dynamic, transient user. We can leverage code from sysusers.d for this. @@ -37,8 +67,6 @@ Features: diffs remain minimal (in particular: the OUI databases we import are not sorted, and not stable) -* set SystemCallArchitectures=native on all our services - * maybe add call sd_journal_set_block_timeout() or so to set SO_SNDTIMEO for the sd-journal logging socket, and, if the timeout is set to 0, sets O_NONBLOCK on it. That way people can control if and when to block for @@ -47,13 +75,6 @@ Features: * tighten sd_notify() MAINPID= checks a bit: don't accept foreign PIDs (i.e. PIDs not managed by the service manager) -* journald: when we recv a log datagram via the native or syslog transports, - search for the PID in the active stream connections, and let's make sure to - always process the datagrams before the streams. Then, cache client metadata - per stream in the stream object. This way we can somewhat fix the race with - quickly exiting processes which log as long as they had their own stream - connection... - * hostnamed: populate form factor data from a new hwdb database, so that old yogas can be recognized as "convertible" too, even if they predate the DMI "convertible" form factor @@ -94,8 +115,6 @@ Features: * maybe introduce gpt auto discovery for /var/tmp? -* set ProtectSystem=strict for all our usual services. - * fix PrivateNetwork= so that we fall back gracefully on kernels lacking namespacing support (similar for the other namespacing options) @@ -140,8 +159,6 @@ Features: * enable LockMLOCK to take a percentage value relative to physical memory -* switch to ProtectSystem=strict for all our long-running services where that's possible - * Permit masking specific netlink APIs with RestrictAddressFamily= * nspawn: start UID allocation loop from hash of container name @@ -168,9 +185,6 @@ Features: * DeviceAllow= should also generate seccomp filters for mknod() -* Add DataDirectory=, CacheDirectory= and LogDirectory= to match - RuntimeDirectory=, and create it as necessary when starting a service, owned by the right user. - * make sure the ratelimit object can deal with USEC_INFINITY as way to turn off things * journalctl: make sure -f ends when the container indicated by -M terminates @@ -437,25 +451,18 @@ Features: * sd-bus: - EBADSLT handling - GetAllProperties() on a non-existing object does not result in a failure currently - - kdbus: process fd=-1 for incoming msgs - 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 - 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? - - kdbus: matches against source or destination pids for an "strace -p"-like feel. Problem: The PID info needs to be available in userspace too... - longer term: priority inheritance - dbus spec updates: - - kdbus mapping - NameLost/NameAcquired obsolete - GVariant - path escaping - update systemd.special(7) to mention that dbus.socket is only about the compatibility socket now - test bloom filter generation indexes - - kdbus: introduce a concept of "send-only" connections - - kdbus: add counter for refused unicast messages that is passed out via the RECV ioctl. SImilar to the counter for dropped multicast messages we already have. * sd-event - allow multiple signal handlers per signal? @@ -475,8 +482,6 @@ Features: * maybe add a generator that looks for "systemd.run=" on the kernel cmdline for container usercases... -* cgtop: make cgtop useful in a container - * test/: - add 'set -e' to scripts in test/ - make stuff in test/ work with separate output dir @@ -726,8 +731,6 @@ Features: * cryptsetup: - cryptsetup-generator: allow specification of passwords in crypttab itself - - move cryptsetup key caching into kernel keyctl? - https://bugs.freedesktop.org/show_bug.cgi?id=54982 - support rd.luks.allow-discards= kernel cmdline params in cryptsetup generator * hw watchdog: optionally try to use the preset watchdog timeout instead of always overriding it @@ -735,6 +738,8 @@ Features: * create /sbin/init symlinks from the build system +* add a dependency on standard-conf.xml and other included files to man pages + * MountFlags=shared acts as MountFlags=slave right now. * properly handle loop back mounts via fstab, especially regards to fsck/passno @@ -747,8 +752,6 @@ Features: - add trigger --subsystem-match=usb/usb_device device - reimport udev db after MOVE events for devices without dev_t -* when a service has the same env var set twice we actually store it twice and return that in systemctl show -p... We should only show the last setting - * There's currently no way to cancel fsck (used to be possible via C-c or c on the console) * add option to sockets to avoid activation. Instead just drop packets/connections, see http://cyberelk.net/tim/2012/02/15/portreserve-systemd-solution/ @@ -807,10 +810,7 @@ Features: * dot output for --test showing the 'initial transaction' -* fingerprint.target, wireless.target, gps.target, netdevice.target - * pid1: - - .timer units should optionally support CLOCK_BOOTTIME in addition to CLOCK_MONOTONIC - When logging about multiple units (stopping BoundTo units, conflicts, etc.), log both units as UNIT=, so that journalctl -u triggers on both. - generate better errors when people try to set transient properties @@ -846,12 +846,9 @@ Features: - load-fragment: when loading a unit file via a chain of symlinks verify that it is not masked via any of the names traversed. - introduce Type=pid-file - - ExecOnFailure=/usr/bin/foo - introduce mix of BindTo and Requisite - add a concept of RemainAfterExit= to scope units - - Set NoNewPrivileges= on all of our own services, where that makes sense - Allow multiple ExecStart= for all Type= settings, so that we can cover rescue.service nicely - - consider adding RuntimeDirectoryUser= + RuntimeDirectoryGroup= * udev-link-config: - Make sure ID_PATH is always exported and complete for @@ -893,7 +890,6 @@ Features: * dhcp: - figure out how much we can increase Maximum Message Size - - support RFC4702 (pass FQDN) * dhcp6: - add functions to set previously stored IPv6 addresses on startup and get @@ -925,8 +921,6 @@ External: * drop accountsservice's StandardOutput=syslog and Type=dbus fields -* dbus: in fedora, make /var/lib/dbus/machine-id a symlink to /etc/machine-id - * /usr/bin/service should actually show the new command line * fedora: suggest auto-restart on failure, but not on success and not on coredump. also, ask people to think about changing the start limit logic. Also point people to RestartPreventExitStatus=, SuccessExitStatus= |