X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=TODO;h=dabe2e20aee7c96038df7d9a7026d722c9b0f369;hp=ad21b0392bae087f9040d5c506c656a113999e14;hb=270b08510146014430c649c514dfd6c852267550;hpb=69727e6dc69ae5d9b5ae3681723778a3faa354e9 diff --git a/TODO b/TODO index ad21b0392..dabe2e20a 100644 --- a/TODO +++ b/TODO @@ -1,10 +1,4 @@ Bugfixes: -* killing nspawn with ]]] results in: - machine-f20.scope stopping timed out. Killing. - Stopped Container f20. - Unit machine-f20.scope entered failed state. - and it cannot be started again - * enabling an instance unit creates a pointless link, and the unit will be started with getty@getty.service: $ systemctl enable getty@.service @@ -16,9 +10,6 @@ Bugfixes: * properly handle .mount unit state tracking when two mount points are stacked one on top of another on the exact same mount point. -* When we detect invalid UTF-8, we cannot use it in an error message: - log...("Path is not UTF-8 clean, ignoring assignment: %s", rvalue); - * shorten the message to sane length: Cannot add dependency job for unit display-manager.service, ignoring: Unit display-manager.service failed to load: No such file or directory. See system logs and 'systemctl status display-manager.service' for details. @@ -34,9 +25,31 @@ External: * Fedora: post FPC ticket to move add %tmpfiles_create to the packaging guidelines +Preparation for 209: + +* Review new libraries + +* libsystemd-journal returns the object created as first param in sd_journal_new(), sd_bus_new() and suchlike as last... + Features: -* hookup nspawn and PrivateNetwork=yes with "ip netns" +* generalize ConditionXYZ= logic and make it available in networkd's + .network, .netdev, .network files, too. This is particularly useful + to match on containers with ConditionVirtualization to + conditionalize network setups for containers + +* doc: remove documentation for .include, drop-in snippets are the + better replacement. + +* Add a seccomp-based filter for socket() calls to limit services to + specific address families (for example: AF_UNIX), inspired by + Android's sandboxing + +* 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 @@ -56,10 +69,6 @@ Features: * machinectl bash completion is missing * busctl bash and zsh completions are outdated -* Introduce PrivateDevices=yes/no which works like PrivateTmp= but for /dev setting up a tmpfs for it that only includes /dev/null, /dev/zero, /dev/random, /dev/urandom, but nothing else. - -* libsystemd-journal returns the object created as first param in sd_journal_new(), sd_bus_new() and suchlike as last... - * cgroups: - implement system-wide DefaultCPUAccounting=1 switch (and similar for blockio, memory?) - implement per-slice CPUFairScheduling=1 switch @@ -75,15 +84,10 @@ Features: - 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 -* code cleanup - - we probably should replace the left-over uses of strv_append() and replace them by strv_push() or strv_extend() - * Automatically configure swap partition to use for hibernation by looking for largest swap partition on the root disk? * when we detect low battery and no AC on boot, show pretty splash and refuse boot -* move libasyncns into systemd as libsystemd-asyncns - * machined, localed: when we try to kill an empty cgroup, generate an ESRCH error over the bus * libsystemd-journal, libsystemd-login, libudev: add calls to easily attach these objects to sd-event event loops @@ -94,12 +98,10 @@ Features: * Automatically configure swap partition to use for hibernation by looking for largest swap partition on the root disk? -* socket-proxyd:Use a nonblocking alternative to getaddrinfo +* socket-proxyd: Use sd-resolve to resolve the server address * 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 -* Add a new Distribute=$NUMBER key to socket units that makes use of SO_REUSEPORT to distribute network traffic on $NUMBER instances - * 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 @@ -108,10 +110,6 @@ Features: error. Currently, we just ignore it and read the unit from the search path anyway. -* When a Type=forking service fails and needed another service, that - service is not cleaned up again when it has StopWhenUnneeded=yes - http://lists.freedesktop.org/archives/systemd-devel/2013-July/012141.html - * refuse boot if /etc/os-release is missing or /etc/machine-id cannot be set up * given that logind now lets PID 1 do all nasty work, we can @@ -153,13 +151,13 @@ Features: - GVariant - "const" properties (posted) - port exit-on-idle logic to byebye ioctl - - bus proxy: override unique id sender for messages from driver to match the well-known name - - bus driver: GetNameOwner() for "org.freedesktop.DBus" should return "org.freedesktop.DBus" - update systemd.special(7) to mention that dbus.socket is only about the compatibility socket now - - bus proxy should fake seclabel when connecting to kdbus - 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? @@ -168,11 +166,6 @@ Features: complain loudly if they have argv[0][0] == '@' set. https://bugzilla.redhat.com/show_bug.cgi?id=961044 -* 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 where the access mode of unit files is nonsensical. - * investigate endianness issues of UUID vs. GUID * dbus: when a unit failed to load (i.e. is in UNIT_ERROR state), we @@ -212,11 +205,6 @@ Features: * teach ConditionKernelCommandLine= globs or regexes (in order to match foobar={no,0,off}) -* 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 - old. - * after all byte-wise realloc() is slow, even on glibc, so i guess we need manual exponential loops after all @@ -278,9 +266,7 @@ Features: - logind: wakelock/opportunistic suspend support - Add pretty name for seats in logind - logind: allow showing logout dialog from system? - - logind: non-local X11 server handling - logind: add equivalent to sd_pid_get_owner_uid() to the D-Bus API - - pam: when leaving a session explicitly exclude the ReleaseSession() caller process from the killing spree - 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 @@ -446,22 +432,16 @@ 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 su, so that NSS resolving works correctly + - 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: investigate whether we can support the same as LXC's - lxc.network.type=phys mode, and pass through entire network - interfaces to the container - - nspawn: maybe explicitly reset loginuid? - nspawn: make it work for dwalsh and shared /usr containers -- tmpfs mounts as command line parameters, selinux exec context - refuses to boot containers without /etc/machine-id (OK?), and with empty /etc/machine-id (not OK). - - 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 - kernel. - 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 * cryptsetup: - cryptsetup-generator: allow specification of passwords in crypttab itself @@ -491,8 +471,6 @@ Features: * explore multiple service instances per listening socket idea -* shutdown: don't read-only mount anything when running in container - * MountFlags=shared acts as MountFlags=slave right now. * ReadOnlyDirectories= is not applied recursively to submounts @@ -514,12 +492,7 @@ Features: * rename "userspace" to "core-os" -* syscall filter: - - syscall filter: add knowledge about compat syscalls - - syscall filter: don't enforce no new privs? - - syscall filter: option to return EPERM rather than SIGSYS? - - syscall filter: port to libseccomp - - system-wide seccomp filter +* 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. @@ -653,13 +626,6 @@ Features: * dot output for --test showing the 'initial transaction' -* port over to LISTEN_FDS/LISTEN_PID: - - postfix, saslauthd - - apache/samba - - libvirtd (/var/run/libvirt/libvirt-sock-ro) - - bluetoothd (/var/run/sdp! @/org/bluez/audio!) - - distccd - * fingerprint.target, wireless.target, gps.target, netdevice.target * io priority during initialization @@ -681,16 +647,14 @@ Features: - Make sure ID_PATH is always exported and complete for network devices where possible, so we can safely rely on Path= matching - - Check if Driver= is broken, or just my driver (bcma) * sd-rtnl: - - improve container support, and add support for entering containers when reading + - add support for exiting containers without reading them fully first - add support for more attribute types * networkd: - add more keys to [Route] and [Address] sections - add support for more DHCPv4 options (and, longer term, other kinds of dynamic config) - - allow opting out of receiving DNS servers over DHCPv4 - add proper initrd support (in particular generate .network/.link files based on /proc/cmdline) External: