unison: add module
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@ -1260,6 +1260,14 @@ in
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A new module is available: 'services.password-store-sync'.
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A new module is available: 'services.password-store-sync'.
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'';
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'';
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}
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}
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{
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time = "2019-11-29T22:46:49+00:00";
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condition = hostPlatform.isLinux;
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message = ''
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A new module is available: 'services.unison'.
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'';
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}
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];
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];
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};
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};
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}
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}
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@ -142,6 +142,7 @@ let
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(loadModule ./services/taskwarrior-sync.nix { condition = hostPlatform.isLinux; })
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(loadModule ./services/taskwarrior-sync.nix { condition = hostPlatform.isLinux; })
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(loadModule ./services/udiskie.nix { })
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(loadModule ./services/udiskie.nix { })
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(loadModule ./services/unclutter.nix { })
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(loadModule ./services/unclutter.nix { })
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(loadModule ./services/unison.nix { condition = hostPlatform.isLinux; })
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(loadModule ./services/window-managers/awesome.nix { })
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(loadModule ./services/window-managers/awesome.nix { })
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(loadModule ./services/window-managers/i3.nix { })
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(loadModule ./services/window-managers/i3.nix { })
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(loadModule ./services/window-managers/xmonad.nix { })
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(loadModule ./services/window-managers/xmonad.nix { })
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128
modules/services/unison.nix
Normal file
128
modules/services/unison.nix
Normal file
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@ -0,0 +1,128 @@
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{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.unison;
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pairOf = t:
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let
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list = types.addCheck (types.listOf t) (l: length l == 2);
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in
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list // { description = list.description + " of length 2"; };
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pairOptions = {
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options = {
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stateDirectory = mkOption {
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type = types.path;
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default = "${config.xdg.dataHome}/unison";
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defaultText = "$XDG_DATA_HOME/unison";
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description = ''
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Unison state directory to use.
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'';
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};
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commandOptions = mkOption rec {
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type = with types; attrsOf str;
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apply = mergeAttrs default;
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default = {
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repeat = "watch";
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sshcmd = "${pkgs.openssh}/bin/ssh";
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ui = "text";
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auto = "true";
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batch = "true";
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log = "false"; # don't log to file, handled by systemd
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};
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description = ''
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Additional command line options as a dictionary to pass to the
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<literal>unison</literal> program.
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</para><para>
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See
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<citerefentry>
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<refentrytitle>unison</refentrytitle>
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<manvolnum>1</manvolnum>
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</citerefentry>
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for a list of available options.
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'';
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};
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roots = mkOption {
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type = pairOf types.str;
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example = literalExample ''
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[
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"/home/user/documents"
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"ssh://remote/documents"
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]
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'';
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description = ''
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Pair of roots to synchronise.
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'';
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};
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};
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};
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serialiseArg = key: val: "-${key}=${escapeShellArg val}";
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serialiseArgs = args:
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concatStringsSep " " (mapAttrsToList serialiseArg args);
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makeDefs = gen:
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mapAttrs'
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(name: pairCfg: nameValuePair "unison-pair-${name}" (gen name pairCfg))
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cfg.pairs;
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in
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{
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meta.maintainers = with maintainers; [ pacien ];
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options.services.unison = {
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enable = mkEnableOption "Unison synchronisation";
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pairs = mkOption {
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type = with types; attrsOf (submodule pairOptions);
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default = { };
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example = literalExample ''
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{
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roots = [
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"/home/user/documents"
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"ssh://remote/documents"
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];
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}
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'';
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description = ''
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Unison root pairs to keep synchronised.
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'';
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};
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};
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config = mkIf cfg.enable {
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systemd.user.services = makeDefs (name: pairCfg: {
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Unit = {
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Description = "Unison pair sync (${name})";
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# Retry forever, useful in case of network disruption.
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StartLimitIntervalSec = 0;
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};
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Service = {
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Restart = "always";
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RestartSec = 60;
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CPUSchedulingPolicy = "idle";
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IOSchedulingClass = "idle";
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Environment = [ "UNISON='${toString pairCfg.stateDirectory}'" ];
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ExecStart = ''
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${pkgs.unison}/bin/unison \
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${serialiseArgs pairCfg.commandOptions} \
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${strings.concatMapStringsSep " " escapeShellArg pairCfg.roots}
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'';
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};
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Install = {
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WantedBy = [ "default.target" ];
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};
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});
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};
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}
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