65 lines
2.0 KiB
Nix
65 lines
2.0 KiB
Nix
{ config, lib, pkgs, ... }:
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let cfg = config.services.autopull;
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in {
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options = {
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services.autopull = {
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enable = lib.mkEnableOption "autopull";
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name = lib.mkOption {
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type = lib.types.str;
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default = "dotfiles";
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description = "A name for the service which needs to be pulled";
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};
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path = lib.mkOption {
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type = lib.types.nullOr lib.types.path;
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default = null;
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description = "Path that needs to be updated via git pull";
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};
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frequency = lib.mkOption {
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type = lib.types.str;
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description = "systemd-timer compatible time between pulls";
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default = "1h";
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};
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ssh-key = lib.mkOption {
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type = lib.types.str;
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default = "";
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description = "ssh-key used to pull the repository";
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};
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triggersRebuild = lib.mkOption {
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type = lib.types.bool;
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default = false;
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description = "Whether or not the rebuild service should be triggered after pulling. Note that system.autoUpgrade must be pointed at the same directory as this service if you'd like to use this option.";
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};
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};
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};
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config = lib.mkIf (cfg.enable && !(builtins.isNull cfg.path)) {
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environment.systemPackages = [ pkgs.openssh pkgs.git ];
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systemd.services."autopull@${cfg.name}" = {
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wantedBy = [ "multi-user.target" ];
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after = [ "network.target" ];
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description = "Pull the latest data for ${cfg.name}";
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serviceConfig = {
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Type = "oneshot";
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User = "root";
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WorkingDirectory = cfg.path;
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Environment = lib.mkIf (cfg.ssh-key != "") "GIT_SSH_COMMAND=${pkgs.openssh}/bin/ssh -i ${cfg.ssh-key} -o IdentitiesOnly=yes";
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ExecStart = "${pkgs.git}/bin/git pull --all";
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};
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};
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systemd.timers."autopull@${cfg.name}" = {
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wantedBy = [ "timers.target" ];
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timerConfig = {
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OnBootSec = cfg.frequency;
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OnUnitActiveSec = cfg.frequency;
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Unit = "autopull@${cfg.name}.service";
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};
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};
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};
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}
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