X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=TODO;h=febfc3aeb2781e46d0614de40b71c8d9bdb14f58;hp=8df6a3d0cd09e9bbe43e2e66e23bea06f45fb9af;hb=777920bc039f3b1af08eae7e59a598b2bb7e5aaa;hpb=e8d842a0d0b39f298e1e7f70d29759e50b2b16d4 diff --git a/TODO b/TODO index 8df6a3d0c..febfc3aeb 100644 --- a/TODO +++ b/TODO @@ -16,6 +16,9 @@ Bugfixes: * systemctl --root=container/ set-default ... is totally borked. +* sd_bus_unref() is broken regarding self-references and "pseudo thread-safety". + See the comment in sd_bus_unref() for more.. + External: * Fedora: when installing fedora with yum --installroot /var/run is a directory, not a symlink @@ -27,46 +30,50 @@ External: Features: -* man: move .link, .network and .netdev documentation into their own - man pages maybe called "systemd.link(5)", "systemd.network(5)" and - "systemd.netdev(5)" or so. +* add bus api to query unit file's X fields. + +* consider adding RuntimeDirectoryUser= + RuntimeDirectoryGroup= + +* sd-event: define more intervals where we will shift wakeup intervals around in, 1h, 6h, 24h, ... + +* gpt-auto-generator: + - Support LUKS for root devices + - Define new partition type for encrypted swap? Support probed LUKS for encrypted swap? + - Make /home automount rather than mount? + +* improve journalctl performance by loading journal files + lazily. Encode just enough information in the file name, so that we + don't have to open it to know that it is not interesting for us, for + the most common operations. + +* support transient mount units + +* add an "input" group to udev logic and add all input devices to it -* extend device cgroup controller support to allow enabling groups of - device nodes, so that pts can be allowed in whole. For that, - introduce the syntax "block-XYZ" and "char-XYZ" in addition to the - existing "/dev/foobar", where XYZ then is looked up in /proc/devices - and mapped to one or more majors. +* machined: provide calls GetMachineByAddress() on the manager + interface to get the machine for a local IP address, and + GetAddress() on the Machine interface to get the Address for a + machine. Implement via forking off child process which quickly joins + the cotnainer and passes data to parent. Show this in "machinectl + status", and use it to implement NSS module to provide automatic + name resolution for containers. -* Add all pts device nodes to those allowed by default when the device - controller is used. +* add generator that pulls in systemd-network from containers when + CAP_NET_ADMIN is set, more than the loopback device is defined, even + when it is otherwise off + +* MessageQueueMessageSize= and RLimitFSIZE= (and suchlike) should use parse_iec_size(). * "busctl status" works only as root on dbus1, since we cannot read /proc/$PID/exe -* systemctl (and possibly related tools): support a new switch that - allows enumerating units in local containers recursively. "systemctl - list-units -R" or so should not only lists on the host, but also the - services in all containers in a pretty way, to give an overview of - the entire system. Also, maybe add "systemctl list-machines" which - works like "machinectl list" but includes information about the - health status of each registered machine. For that we should - probably implement something that encodes the system health status - in a single enum state, i.e. something like a system-wide state - starting → running → failed → stopping, that is based on the current - job queue and a check for failed services. Maybe then change - "systemctl status" without args to output this state along with a - selection of other data, such as the uptime or so. - -* Add a seccomp-based filter for socket() calls to limit services to - specific address families (for example: AF_UNIX), inspired by - Android's sandboxing +* systemctl: support --recursive for list-sockets, list-timers, + ... too, not just for list-units. * implement Distribute= in socket units to allow running multiple service instances processing the listening socket, and open this up for ReusePort= -* add a timelimit to generator invocation - * socket units: support creating sockets in different namespace, opening it up for JoinsNamespaceOf=. This would require to fork off a tiny process that joins the namespace and creates/binds the socket @@ -85,11 +92,9 @@ Features: * completions: - busctl zsh completion is outdated - systemd-nspawn -Z/-L/-q is missing for zsh - - systemd-nspawn completion is missing for bash - manager property enumeration was broken when systemd moved to /usr/lib/ * 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 @@ -121,8 +126,6 @@ Features: * 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 -* move config_parse_path_strv() out of conf-parser.c - * After coming back from hibernation reset hibernation swap partition using the /dev/snapshot ioctl APIs * If we try to find a unit via a dangling symlink, generate a clean @@ -149,34 +152,31 @@ Features: Maybe take a BSD lock at the disk device node and teach udev to check for that and suppress event handling. -* something pulls in pcre as shared object dependency into our daemons such as hostnamed. - * allow implementation of InaccessibleDirectories=/ plus ReadOnlyDirectories=... for whitelisting files for a service. * sd-bus: - when kdbus doesn't take our message without memfds, try again with memfds - - implement monitor logic + - systemd-bus-proxyd needs to enforce good old XML policy + - port exit-on-idle logic to byebye ioctl + - allow updating attach flags during runtime + - pid1: peek into activating message when activating a service + - introduce sd_bus_emit_object_added()/sd_bus_emit_object_removed() that automatically includes the build-in interfaces in the list + - constructors for bus messages should probably not be OK with a NULL bus pointer + - .busname units should not use get_user_creds()/get_cgroup_creds() but instead do NSS only in temporarily forked off child - see if we can drop more message validation on the sending side - add API to clone sd_bus_message objects - - systemd-bus-proxyd needs to enforce good old XML policy - - upload minimal kdbus policy into the kernel at boot - 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 - - check sender of response messages - dbus spec updates: - kdbus mapping - NameLost/NameAcquired obsolete - GVariant - "const" properties (posted) - - port exit-on-idle logic to byebye ioctl + - path escaping - update systemd.special(7) to mention that dbus.socket is only about the compatibility socket now - - allow updating attach flags during runtime - - pid1: peek into activating message when activating a service - test bloom filter generation indexes - - introduce sd_bus_emit_object_added()/sd_bus_emit_object_removed() that automatically includes the build-in interfaces in the list - port to sd-resolve for connecting to TCP dbus servers - - constructors for bus messages should probably not be OK with a NULL bus pointer * sd-event - allow multiple signal handlers per signal? @@ -225,10 +225,10 @@ Features: * after all byte-wise realloc() is slow, even on glibc, so i guess we need manual exponential loops after all -* BootLoaderSpec: drop allowing ext234 for $BOOT. 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 is installed. +* 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 + is installed. * think about requeuing jobs when daemon-reload is issued? usecase: the initrd issues a reload after fstab from the host is accessible @@ -251,11 +251,6 @@ Features: * timedate: have global on/off switches for auto-time (NTP), and auto-timezone that connman can subscribe to. -* dev-setup.c: when running in a container, create a tiny stub udev - database with the systemd tag set for all network interfaces found, - so that libudev reports them as present, and systemd's .device units - will be activated. - * merge unit_kill_common() and unit_kill_context() * introduce ExecCondition= in services @@ -283,9 +278,7 @@ Features: - logind: wakelock/opportunistic suspend support - Add pretty name for seats in logind - logind: allow showing logout dialog from system? - - logind: add equivalent to sd_pid_get_owner_uid() to the D-Bus API - 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 @@ -373,7 +366,6 @@ Features: - rework wait filter to not require match callback - 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 triggering units ran last * unit install: - "systemctl mask" should find all names by which a unit is accessible @@ -389,7 +381,6 @@ Features: * deal with sendmail/postfix exclusivity * timer units: - - timer events with system resume - timer units should get the ability to trigger when: o CLOCK_REALTIME makes jumps (TFD_TIMER_CANCEL_ON_SET) o DST changes @@ -397,7 +388,6 @@ Features: - 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 * update the kernel's TZ (sys_tz) when DST changes @@ -408,10 +398,6 @@ 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. -* 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. - * libunwind support for coredump pattern hook, and includes this in the message for coredumps. After all, libunwind is now capable to unwind coredumps since a few weeks ago. This probably requires that @@ -448,16 +434,14 @@ Features: * currently x-systemd.timeout is lost in the initrd, since crypttab is copied into dracut, but fstab isn't * nspawn: - - nspawn: consider changing users for -u with /usr/bin/getent, so that NSS resolving works correctly - - nspawn: implement personality changes a la linux32(8) - nspawn: --read-only is not applied recursively to submounts - - nspawn: make use of device cgroup controller by default - bind mount read-only the cgroup tree higher than nspawn - - nspawn: make it work for dwalsh and shared /usr containers -- tmpfs mounts as command line parameters, selinux exec context + - nspawn: make it work for dwalsh and shared /usr containers -- tmpfs mounts as command line parameters - refuses to boot containers without /etc/machine-id (OK?), and with empty /etc/machine-id (not OK). - support taking a btrfs snapshot at startup and dropping it afterwards - maybe: hookup nspawn and PrivateNetwork=yes with "ip netns" - - allow booting disk images with a GPT signature using the bootloaderspec partition uuids + - generate predictable mac addresses for the netdev we create (host0), maybe based on guest's machine + name and machine-id of host (?) * cryptsetup: - cryptsetup-generator: allow specification of passwords in crypttab itself @@ -508,8 +492,6 @@ Features: * rename "userspace" to "core-os" -* syscall filter: optionally don't enforce no new privs? - * load-fragment: when loading a unit file via a chain of symlinks verify that it isn't masked via any of the names traversed. @@ -670,10 +652,17 @@ Features: - add support for more attribute types * networkd: + - make sure RTM_NEWLINK messages match both the ifname and kind when setting the ifindex of a netdev - add more keys to [Route] and [Address] sections - add support for more DHCPv4 options (and, longer term, other kinds of dynamic config) - add proper initrd support (in particular generate .network/.link files based on /proc/cmdline) - add reduced [Link] support to .network files + - add IPv4LL tests (inspire by DHCP) + - add Scope= parsing option for [Network] + - have smooth transition from LL to routable address, without disconnecting clients. + +* sd-network: + - make sure ipv4ll and dhcp clients can handle changing mac addresses while running External: