63d259df32
/tmp cleaning is done by systemd rather than stage-2-init enableEmergencyMode moved from systemd to seperate module new option to mount tmp on tmpfs new option to enable additional units shipped with systemd
827 lines
25 KiB
Nix
827 lines
25 KiB
Nix
{ config, lib, pkgs, utils, ... }:
|
||
|
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with lib;
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with utils;
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with import ./systemd-unit-options.nix { inherit config lib; };
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|
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let
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|
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cfg = config.systemd;
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systemd = cfg.package;
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makeUnit = name: unit:
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if unit.enable then
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pkgs.runCommand "unit" { preferLocalBuild = true; inherit (unit) text; }
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''
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mkdir -p $out
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echo -n "$text" > $out/${shellEscape name}
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''
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else
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pkgs.runCommand "unit" { preferLocalBuild = true; }
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''
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mkdir -p $out
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ln -s /dev/null $out/${shellEscape name}
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'';
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upstreamSystemUnits =
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[ # Targets.
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"basic.target"
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"sysinit.target"
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"sockets.target"
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"graphical.target"
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"multi-user.target"
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"network.target"
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"network-online.target"
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"nss-lookup.target"
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"nss-user-lookup.target"
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"time-sync.target"
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#"cryptsetup.target"
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"sigpwr.target"
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"timers.target"
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"paths.target"
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"rpcbind.target"
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|
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# Rescue mode.
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"rescue.target"
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"rescue.service"
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|
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# Udev.
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"systemd-udevd-control.socket"
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"systemd-udevd-kernel.socket"
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"systemd-udevd.service"
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"systemd-udev-settle.service"
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"systemd-udev-trigger.service"
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|
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# Consoles.
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"getty.target"
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"getty@.service"
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"serial-getty@.service"
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"container-getty@.service"
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"systemd-vconsole-setup.service"
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# Hardware (started by udev when a relevant device is plugged in).
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"sound.target"
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"bluetooth.target"
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"printer.target"
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"smartcard.target"
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|
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# Login stuff.
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"systemd-logind.service"
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"autovt@.service"
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#"systemd-vconsole-setup.service"
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"systemd-user-sessions.service"
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"dbus-org.freedesktop.login1.service"
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"dbus-org.freedesktop.machine1.service"
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"user@.service"
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|
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# Journal.
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"systemd-journald.socket"
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"systemd-journald.service"
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"systemd-journal-flush.service"
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"systemd-journal-gatewayd.socket"
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"systemd-journal-gatewayd.service"
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"syslog.socket"
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# SysV init compatibility.
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"systemd-initctl.socket"
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"systemd-initctl.service"
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# Kernel module loading.
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"systemd-modules-load.service"
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"kmod-static-nodes.service"
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|
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# Filesystems.
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"systemd-fsck@.service"
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"systemd-fsck-root.service"
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"systemd-remount-fs.service"
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"local-fs.target"
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"local-fs-pre.target"
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"remote-fs.target"
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"remote-fs-pre.target"
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"swap.target"
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"dev-hugepages.mount"
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"dev-mqueue.mount"
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"proc-sys-fs-binfmt_misc.mount"
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"sys-fs-fuse-connections.mount"
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"sys-kernel-config.mount"
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"sys-kernel-debug.mount"
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|
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# Maintaining state across reboots.
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"systemd-random-seed.service"
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"systemd-backlight@.service"
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"systemd-rfkill@.service"
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|
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# Hibernate / suspend.
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"hibernate.target"
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"suspend.target"
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"sleep.target"
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"hybrid-sleep.target"
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"systemd-hibernate.service"
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"systemd-suspend.service"
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"systemd-hybrid-sleep.service"
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"systemd-shutdownd.socket"
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"systemd-shutdownd.service"
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|
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# Reboot stuff.
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"reboot.target"
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"systemd-reboot.service"
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"poweroff.target"
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"systemd-poweroff.service"
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"halt.target"
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"systemd-halt.service"
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"ctrl-alt-del.target"
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"shutdown.target"
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"umount.target"
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"final.target"
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"kexec.target"
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"systemd-kexec.service"
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"systemd-update-utmp.service"
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|
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# Password entry.
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"systemd-ask-password-console.path"
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"systemd-ask-password-console.service"
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"systemd-ask-password-wall.path"
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"systemd-ask-password-wall.service"
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# Slices / containers.
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"slices.target"
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"-.slice"
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"system.slice"
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"user.slice"
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"machine.slice"
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"systemd-machined.service"
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|
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# Temporary file creation / cleanup.
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"systemd-tmpfiles-clean.service"
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"systemd-tmpfiles-clean.timer"
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"systemd-tmpfiles-setup.service"
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"systemd-tmpfiles-setup-dev.service"
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# Misc.
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"systemd-sysctl.service"
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]
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++ cfg.additionalUpstreamSystemUnits;
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upstreamSystemWants =
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[ #"basic.target.wants"
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"sysinit.target.wants"
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"sockets.target.wants"
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"local-fs.target.wants"
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"multi-user.target.wants"
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"timers.target.wants"
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];
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upstreamUserUnits =
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[ "basic.target"
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"default.target"
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"exit.target"
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"paths.target"
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"shutdown.target"
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"sockets.target"
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"systemd-exit.service"
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"timers.target"
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];
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shellEscape = s: (replaceChars [ "\\" ] [ "\\\\" ] s);
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makeJobScript = name: text:
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let x = pkgs.writeTextFile { name = "unit-script"; executable = true; destination = "/bin/${shellEscape name}"; inherit text; };
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in "${x}/bin/${shellEscape name}";
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unitConfig = { name, config, ... }: {
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config = {
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unitConfig =
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optionalAttrs (config.requires != [])
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{ Requires = toString config.requires; }
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// optionalAttrs (config.wants != [])
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{ Wants = toString config.wants; }
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// optionalAttrs (config.after != [])
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{ After = toString config.after; }
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// optionalAttrs (config.before != [])
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{ Before = toString config.before; }
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// optionalAttrs (config.bindsTo != [])
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{ BindsTo = toString config.bindsTo; }
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// optionalAttrs (config.partOf != [])
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{ PartOf = toString config.partOf; }
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// optionalAttrs (config.conflicts != [])
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{ Conflicts = toString config.conflicts; }
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// optionalAttrs (config.restartTriggers != [])
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{ X-Restart-Triggers = toString config.restartTriggers; }
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// optionalAttrs (config.description != "") {
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Description = config.description;
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};
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};
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};
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serviceConfig = { name, config, ... }: {
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config = mkMerge
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[ { # Default path for systemd services. Should be quite minimal.
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path =
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[ pkgs.coreutils
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pkgs.findutils
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pkgs.gnugrep
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pkgs.gnused
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systemd
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];
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environment.PATH = config.path;
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}
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(mkIf (config.preStart != "")
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{ serviceConfig.ExecStartPre = makeJobScript "${name}-pre-start" ''
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#! ${pkgs.stdenv.shell} -e
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${config.preStart}
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'';
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})
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(mkIf (config.script != "")
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{ serviceConfig.ExecStart = makeJobScript "${name}-start" ''
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#! ${pkgs.stdenv.shell} -e
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${config.script}
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'' + " " + config.scriptArgs;
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})
|
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(mkIf (config.postStart != "")
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{ serviceConfig.ExecStartPost = makeJobScript "${name}-post-start" ''
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#! ${pkgs.stdenv.shell} -e
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${config.postStart}
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'';
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})
|
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(mkIf (config.preStop != "")
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{ serviceConfig.ExecStop = makeJobScript "${name}-pre-stop" ''
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#! ${pkgs.stdenv.shell} -e
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${config.preStop}
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'';
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})
|
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(mkIf (config.postStop != "")
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{ serviceConfig.ExecStopPost = makeJobScript "${name}-post-stop" ''
|
||
#! ${pkgs.stdenv.shell} -e
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${config.postStop}
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'';
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})
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];
|
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};
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|
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mountConfig = { name, config, ... }: {
|
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config = {
|
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mountConfig =
|
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{ What = config.what;
|
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Where = config.where;
|
||
} // optionalAttrs (config.type != "") {
|
||
Type = config.type;
|
||
} // optionalAttrs (config.options != "") {
|
||
Options = config.options;
|
||
};
|
||
};
|
||
};
|
||
|
||
automountConfig = { name, config, ... }: {
|
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config = {
|
||
automountConfig =
|
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{ Where = config.where;
|
||
};
|
||
};
|
||
};
|
||
|
||
toOption = x:
|
||
if x == true then "true"
|
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else if x == false then "false"
|
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else toString x;
|
||
|
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attrsToSection = as:
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concatStrings (concatLists (mapAttrsToList (name: value:
|
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map (x: ''
|
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${name}=${toOption x}
|
||
'')
|
||
(if isList value then value else [value]))
|
||
as));
|
||
|
||
commonUnitText = def: ''
|
||
[Unit]
|
||
${attrsToSection def.unitConfig}
|
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'';
|
||
|
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targetToUnit = name: def:
|
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{ inherit (def) wantedBy requiredBy enable;
|
||
text =
|
||
''
|
||
[Unit]
|
||
${attrsToSection def.unitConfig}
|
||
'';
|
||
};
|
||
|
||
serviceToUnit = name: def:
|
||
{ inherit (def) wantedBy requiredBy enable;
|
||
text = commonUnitText def +
|
||
''
|
||
[Service]
|
||
${let env = cfg.globalEnvironment // def.environment;
|
||
in concatMapStrings (n:
|
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let s = "Environment=\"${n}=${getAttr n env}\"\n";
|
||
in if stringLength s >= 2048 then throw "The value of the environment variable ‘${n}’ in systemd service ‘${name}.service’ is too long." else s) (attrNames env)}
|
||
${if def.reloadIfChanged then ''
|
||
X-ReloadIfChanged=true
|
||
'' else if !def.restartIfChanged then ''
|
||
X-RestartIfChanged=false
|
||
'' else ""}
|
||
${optionalString (!def.stopIfChanged) "X-StopIfChanged=false"}
|
||
${attrsToSection def.serviceConfig}
|
||
'';
|
||
};
|
||
|
||
socketToUnit = name: def:
|
||
{ inherit (def) wantedBy requiredBy enable;
|
||
text = commonUnitText def +
|
||
''
|
||
[Socket]
|
||
${attrsToSection def.socketConfig}
|
||
${concatStringsSep "\n" (map (s: "ListenStream=${s}") def.listenStreams)}
|
||
'';
|
||
};
|
||
|
||
timerToUnit = name: def:
|
||
{ inherit (def) wantedBy requiredBy enable;
|
||
text = commonUnitText def +
|
||
''
|
||
[Timer]
|
||
${attrsToSection def.timerConfig}
|
||
'';
|
||
};
|
||
|
||
pathToUnit = name: def:
|
||
{ inherit (def) wantedBy requiredBy enable;
|
||
text = commonUnitText def +
|
||
''
|
||
[Path]
|
||
${attrsToSection def.pathConfig}
|
||
'';
|
||
};
|
||
|
||
mountToUnit = name: def:
|
||
{ inherit (def) wantedBy requiredBy enable;
|
||
text = commonUnitText def +
|
||
''
|
||
[Mount]
|
||
${attrsToSection def.mountConfig}
|
||
'';
|
||
};
|
||
|
||
automountToUnit = name: def:
|
||
{ inherit (def) wantedBy requiredBy enable;
|
||
text = commonUnitText def +
|
||
''
|
||
[Automount]
|
||
${attrsToSection def.automountConfig}
|
||
'';
|
||
};
|
||
|
||
generateUnits = type: units: upstreamUnits: upstreamWants:
|
||
pkgs.runCommand "${type}-units" { preferLocalBuild = true; } ''
|
||
mkdir -p $out
|
||
|
||
# Copy the upstream systemd units we're interested in.
|
||
for i in ${toString upstreamUnits}; do
|
||
fn=${systemd}/example/systemd/${type}/$i
|
||
if ! [ -e $fn ]; then echo "missing $fn"; false; fi
|
||
if [ -L $fn ]; then
|
||
target="$(readlink "$fn")"
|
||
if [ ''${target:0:3} = ../ ]; then
|
||
ln -s "$(readlink -f "$fn")" $out/
|
||
else
|
||
cp -pd $fn $out/
|
||
fi
|
||
else
|
||
ln -s $fn $out/
|
||
fi
|
||
done
|
||
|
||
# Copy .wants links, but only those that point to units that
|
||
# we're interested in.
|
||
for i in ${toString upstreamWants}; do
|
||
fn=${systemd}/example/systemd/${type}/$i
|
||
if ! [ -e $fn ]; then echo "missing $fn"; false; fi
|
||
x=$out/$(basename $fn)
|
||
mkdir $x
|
||
for i in $fn/*; do
|
||
y=$x/$(basename $i)
|
||
cp -pd $i $y
|
||
if ! [ -e $y ]; then rm $y; fi
|
||
done
|
||
done
|
||
|
||
# Symlink all units provided listed in systemd.packages.
|
||
for i in ${toString cfg.packages}; do
|
||
for fn in $i/etc/systemd/${type}/* $i/lib/systemd/${type}/*; do
|
||
if ! [[ "$fn" =~ .wants$ ]]; then
|
||
ln -s $fn $out/
|
||
fi
|
||
done
|
||
done
|
||
|
||
# Symlink all units defined by systemd.units. If these are also
|
||
# provided by systemd or systemd.packages, then add them as
|
||
# <unit-name>.d/overrides.conf, which makes them extend the
|
||
# upstream unit.
|
||
for i in ${toString (mapAttrsToList (n: v: v.unit) units)}; do
|
||
fn=$(basename $i/*)
|
||
if [ -e $out/$fn ]; then
|
||
if [ "$(readlink -f $i/$fn)" = /dev/null ]; then
|
||
ln -sfn /dev/null $out/$fn
|
||
else
|
||
mkdir $out/$fn.d
|
||
ln -s $i/$fn $out/$fn.d/overrides.conf
|
||
fi
|
||
else
|
||
ln -fs $i/$fn $out/
|
||
fi
|
||
done
|
||
|
||
# Created .wants and .requires symlinks from the wantedBy and
|
||
# requiredBy options.
|
||
${concatStrings (mapAttrsToList (name: unit:
|
||
concatMapStrings (name2: ''
|
||
mkdir -p $out/'${name2}.wants'
|
||
ln -sfn '../${name}' $out/'${name2}.wants'/
|
||
'') unit.wantedBy) units)}
|
||
|
||
${concatStrings (mapAttrsToList (name: unit:
|
||
concatMapStrings (name2: ''
|
||
mkdir -p $out/'${name2}.requires'
|
||
ln -sfn '../${name}' $out/'${name2}.requires'/
|
||
'') unit.requiredBy) units)}
|
||
|
||
${optionalString (type == "system") ''
|
||
# Stupid misc. symlinks.
|
||
ln -s ${cfg.defaultUnit} $out/default.target
|
||
|
||
ln -s rescue.target $out/kbrequest.target
|
||
|
||
mkdir -p $out/getty.target.wants/
|
||
ln -s ../autovt@tty1.service $out/getty.target.wants/
|
||
|
||
ln -s ../local-fs.target ../remote-fs.target ../network.target ../nss-lookup.target \
|
||
../nss-user-lookup.target ../swap.target $out/multi-user.target.wants/
|
||
''}
|
||
''; # */
|
||
|
||
in
|
||
|
||
{
|
||
|
||
###### interface
|
||
|
||
options = {
|
||
|
||
systemd.package = mkOption {
|
||
default = pkgs.systemd;
|
||
type = types.package;
|
||
description = "The systemd package.";
|
||
};
|
||
|
||
systemd.units = mkOption {
|
||
description = "Definition of systemd units.";
|
||
default = {};
|
||
type = types.attrsOf types.optionSet;
|
||
options = { name, config, ... }:
|
||
{ options = concreteUnitOptions;
|
||
config = {
|
||
unit = mkDefault (makeUnit name config);
|
||
};
|
||
};
|
||
};
|
||
|
||
systemd.packages = mkOption {
|
||
default = [];
|
||
type = types.listOf types.package;
|
||
description = "Packages providing systemd units.";
|
||
};
|
||
|
||
systemd.targets = mkOption {
|
||
default = {};
|
||
type = types.attrsOf types.optionSet;
|
||
options = [ targetOptions unitConfig ];
|
||
description = "Definition of systemd target units.";
|
||
};
|
||
|
||
systemd.services = mkOption {
|
||
default = {};
|
||
type = types.attrsOf types.optionSet;
|
||
options = [ serviceOptions unitConfig serviceConfig ];
|
||
description = "Definition of systemd service units.";
|
||
};
|
||
|
||
systemd.sockets = mkOption {
|
||
default = {};
|
||
type = types.attrsOf types.optionSet;
|
||
options = [ socketOptions unitConfig ];
|
||
description = "Definition of systemd socket units.";
|
||
};
|
||
|
||
systemd.timers = mkOption {
|
||
default = {};
|
||
type = types.attrsOf types.optionSet;
|
||
options = [ timerOptions unitConfig ];
|
||
description = "Definition of systemd timer units.";
|
||
};
|
||
|
||
systemd.paths = mkOption {
|
||
default = {};
|
||
type = types.attrsOf types.optionSet;
|
||
options = [ pathOptions unitConfig ];
|
||
description = "Definition of systemd path units.";
|
||
};
|
||
|
||
systemd.mounts = mkOption {
|
||
default = [];
|
||
type = types.listOf types.optionSet;
|
||
options = [ mountOptions unitConfig mountConfig ];
|
||
description = ''
|
||
Definition of systemd mount units.
|
||
This is a list instead of an attrSet, because systemd mandates the names to be derived from
|
||
the 'where' attribute.
|
||
'';
|
||
};
|
||
|
||
systemd.automounts = mkOption {
|
||
default = [];
|
||
type = types.listOf types.optionSet;
|
||
options = [ automountOptions unitConfig automountConfig ];
|
||
description = ''
|
||
Definition of systemd automount units.
|
||
This is a list instead of an attrSet, because systemd mandates the names to be derived from
|
||
the 'where' attribute.
|
||
'';
|
||
};
|
||
|
||
systemd.defaultUnit = mkOption {
|
||
default = "multi-user.target";
|
||
type = types.str;
|
||
description = "Default unit started when the system boots.";
|
||
};
|
||
|
||
systemd.globalEnvironment = mkOption {
|
||
type = types.attrs;
|
||
default = {};
|
||
example = { TZ = "CET"; };
|
||
description = ''
|
||
Environment variables passed to <emphasis>all</emphasis> systemd units.
|
||
'';
|
||
};
|
||
|
||
systemd.extraConfig = mkOption {
|
||
default = "";
|
||
type = types.lines;
|
||
example = "DefaultLimitCORE=infinity";
|
||
description = ''
|
||
Extra config options for systemd. See man systemd-system.conf for
|
||
available options.
|
||
'';
|
||
};
|
||
|
||
services.journald.console = mkOption {
|
||
default = "";
|
||
type = types.str;
|
||
description = "If non-empty, write log messages to the specified TTY device.";
|
||
};
|
||
|
||
services.journald.rateLimitInterval = mkOption {
|
||
default = "10s";
|
||
type = types.str;
|
||
description = ''
|
||
Configures the rate limiting interval that is applied to all
|
||
messages generated on the system. This rate limiting is applied
|
||
per-service, so that two services which log do not interfere with
|
||
each other's limit. The value may be specified in the following
|
||
units: s, min, h, ms, us. To turn off any kind of rate limiting,
|
||
set either value to 0.
|
||
'';
|
||
};
|
||
|
||
services.journald.rateLimitBurst = mkOption {
|
||
default = 100;
|
||
type = types.uniq types.int;
|
||
description = ''
|
||
Configures the rate limiting burst limit (number of messages per
|
||
interval) that is applied to all messages generated on the system.
|
||
This rate limiting is applied per-service, so that two services
|
||
which log do not interfere with each other's limit.
|
||
'';
|
||
};
|
||
|
||
services.journald.extraConfig = mkOption {
|
||
default = "";
|
||
type = types.lines;
|
||
example = "Storage=volatile";
|
||
description = ''
|
||
Extra config options for systemd-journald. See man journald.conf
|
||
for available options.
|
||
'';
|
||
};
|
||
|
||
services.journald.enableHttpGateway = mkOption {
|
||
default = false;
|
||
type = types.bool;
|
||
description = ''
|
||
Whether to enable the HTTP gateway to the journal.
|
||
'';
|
||
};
|
||
|
||
services.logind.extraConfig = mkOption {
|
||
default = "";
|
||
type = types.lines;
|
||
example = "HandleLidSwitch=ignore";
|
||
description = ''
|
||
Extra config options for systemd-logind. See man logind.conf for
|
||
available options.
|
||
'';
|
||
};
|
||
|
||
systemd.tmpfiles.rules = mkOption {
|
||
type = types.listOf types.str;
|
||
default = [];
|
||
example = [ "d /tmp 1777 root root 10d" ];
|
||
description = ''
|
||
Rules for creating and cleaning up temporary files
|
||
automatically. See
|
||
<citerefentry><refentrytitle>tmpfiles.d</refentrytitle><manvolnum>5</manvolnum></citerefentry>
|
||
for the exact format. You should not use this option to create
|
||
files required by systemd services, since there is no
|
||
guarantee that <command>systemd-tmpfiles</command> runs when
|
||
the system is reconfigured using
|
||
<command>nixos-rebuild</command>.
|
||
'';
|
||
};
|
||
|
||
systemd.user.units = mkOption {
|
||
description = "Definition of systemd per-user units.";
|
||
default = {};
|
||
type = types.attrsOf types.optionSet;
|
||
options = { name, config, ... }:
|
||
{ options = concreteUnitOptions;
|
||
config = {
|
||
unit = mkDefault (makeUnit name config);
|
||
};
|
||
};
|
||
};
|
||
|
||
systemd.user.services = mkOption {
|
||
default = {};
|
||
type = types.attrsOf types.optionSet;
|
||
options = [ serviceOptions unitConfig serviceConfig ];
|
||
description = "Definition of systemd per-user service units.";
|
||
};
|
||
|
||
systemd.user.sockets = mkOption {
|
||
default = {};
|
||
type = types.attrsOf types.optionSet;
|
||
options = [ socketOptions unitConfig ];
|
||
description = "Definition of systemd per-user socket units.";
|
||
};
|
||
|
||
systemd.additionalUpstreamSystemUnits = mkOption {
|
||
default = [ ];
|
||
type = types.listOf types.str;
|
||
example = [ "debug-shell.service" "systemd-quotacheck.service" ];
|
||
description = ''
|
||
Additional units shipped with systemd that shall be enabled.
|
||
'';
|
||
};
|
||
|
||
};
|
||
|
||
|
||
###### implementation
|
||
|
||
config = {
|
||
|
||
warnings = concatLists (mapAttrsToList (name: service:
|
||
optional (service.serviceConfig.Type or "" == "oneshot" && service.serviceConfig.Restart or "no" != "no")
|
||
"Service ‘${name}.service’ with ‘Type=oneshot’ must have ‘Restart=no’") cfg.services);
|
||
|
||
system.build.units = cfg.units;
|
||
|
||
environment.systemPackages = [ systemd ];
|
||
|
||
environment.etc."systemd/system".source =
|
||
generateUnits "system" cfg.units upstreamSystemUnits upstreamSystemWants;
|
||
|
||
environment.etc."systemd/user".source =
|
||
generateUnits "user" cfg.user.units upstreamUserUnits [];
|
||
|
||
environment.etc."systemd/system.conf".text =
|
||
''
|
||
[Manager]
|
||
${config.systemd.extraConfig}
|
||
'';
|
||
|
||
environment.etc."systemd/journald.conf".text =
|
||
''
|
||
[Journal]
|
||
RateLimitInterval=${config.services.journald.rateLimitInterval}
|
||
RateLimitBurst=${toString config.services.journald.rateLimitBurst}
|
||
${optionalString (config.services.journald.console != "") ''
|
||
ForwardToConsole=yes
|
||
TTYPath=${config.services.journald.console}
|
||
''}
|
||
${config.services.journald.extraConfig}
|
||
'';
|
||
|
||
environment.etc."systemd/logind.conf".text =
|
||
''
|
||
[Login]
|
||
${config.services.logind.extraConfig}
|
||
'';
|
||
|
||
environment.etc."systemd/sleep.conf".text =
|
||
''
|
||
[Sleep]
|
||
'';
|
||
|
||
system.activationScripts.systemd = stringAfter [ "groups" ]
|
||
''
|
||
mkdir -m 0755 -p /var/lib/udev
|
||
mkdir -p /var/log/journal
|
||
chmod 0755 /var/log/journal
|
||
|
||
# Make all journals readable to users in the wheel and adm
|
||
# groups, in addition to those in the systemd-journal group.
|
||
# Users can always read their own journals.
|
||
${pkgs.acl}/bin/setfacl -nm g:wheel:rx,d:g:wheel:rx,g:adm:rx,d:g:adm:rx /var/log/journal
|
||
'';
|
||
|
||
# Target for ‘charon send-keys’ to hook into.
|
||
users.extraGroups.keys.gid = config.ids.gids.keys;
|
||
|
||
systemd.targets.keys =
|
||
{ description = "Security Keys";
|
||
unitConfig.X-StopOnReconfiguration = true;
|
||
};
|
||
|
||
systemd.units =
|
||
mapAttrs' (n: v: nameValuePair "${n}.target" (targetToUnit n v)) cfg.targets
|
||
// mapAttrs' (n: v: nameValuePair "${n}.service" (serviceToUnit n v)) cfg.services
|
||
// mapAttrs' (n: v: nameValuePair "${n}.socket" (socketToUnit n v)) cfg.sockets
|
||
// mapAttrs' (n: v: nameValuePair "${n}.timer" (timerToUnit n v)) cfg.timers
|
||
// mapAttrs' (n: v: nameValuePair "${n}.path" (pathToUnit n v)) cfg.paths
|
||
// listToAttrs (map
|
||
(v: let n = escapeSystemdPath v.where;
|
||
in nameValuePair "${n}.mount" (mountToUnit n v)) cfg.mounts)
|
||
// listToAttrs (map
|
||
(v: let n = escapeSystemdPath v.where;
|
||
in nameValuePair "${n}.automount" (automountToUnit n v)) cfg.automounts);
|
||
|
||
systemd.user.units =
|
||
mapAttrs' (n: v: nameValuePair "${n}.service" (serviceToUnit n v)) cfg.user.services
|
||
// mapAttrs' (n: v: nameValuePair "${n}.socket" (socketToUnit n v)) cfg.user.sockets;
|
||
|
||
system.requiredKernelConfig = map config.lib.kernelConfig.isEnabled
|
||
[ "DEVTMPFS" "CGROUPS" "INOTIFY_USER" "SIGNALFD" "TIMERFD" "EPOLL" "NET"
|
||
"SYSFS" "PROC_FS" "FHANDLE" "DMIID" "AUTOFS4_FS" "TMPFS_POSIX_ACL"
|
||
"TMPFS_XATTR" "SECCOMP"
|
||
];
|
||
|
||
environment.shellAliases =
|
||
{ start = "systemctl start";
|
||
stop = "systemctl stop";
|
||
restart = "systemctl restart";
|
||
status = "systemctl status";
|
||
};
|
||
|
||
users.extraGroups.systemd-journal.gid = config.ids.gids.systemd-journal;
|
||
users.extraUsers.systemd-journal-gateway.uid = config.ids.uids.systemd-journal-gateway;
|
||
users.extraGroups.systemd-journal-gateway.gid = config.ids.gids.systemd-journal-gateway;
|
||
|
||
# Generate timer units for all services that have a ‘startAt’ value.
|
||
systemd.timers =
|
||
mapAttrs (name: service:
|
||
{ wantedBy = [ "timers.target" ];
|
||
timerConfig.OnCalendar = service.startAt;
|
||
})
|
||
(filterAttrs (name: service: service.startAt != "") cfg.services);
|
||
|
||
systemd.sockets.systemd-journal-gatewayd.wantedBy =
|
||
optional config.services.journald.enableHttpGateway "sockets.target";
|
||
|
||
# Provide the systemd-user PAM service, required to run systemd
|
||
# user instances.
|
||
security.pam.services.systemd-user =
|
||
{ # Ensure that pam_systemd gets included. This is special-cased
|
||
# in systemd to provide XDG_RUNTIME_DIR.
|
||
startSession = true;
|
||
};
|
||
|
||
environment.etc."tmpfiles.d/x11.conf".source = "${systemd}/example/tmpfiles.d/x11.conf";
|
||
|
||
environment.etc."tmpfiles.d/nixos.conf".text =
|
||
''
|
||
# This file is created automatically and should not be modified.
|
||
# Please change the option ‘systemd.tmpfiles.rules’ instead.
|
||
${concatStringsSep "\n" cfg.tmpfiles.rules}
|
||
'';
|
||
|
||
systemd.services."user@".restartIfChanged = false;
|
||
|
||
systemd.services.systemd-remount-fs.restartIfChanged = false;
|
||
systemd.services.systemd-journal-flush.restartIfChanged = false;
|
||
|
||
};
|
||
}
|