Merge pull request #222 from tricktron/lorri

Adds Lorri module

modules/module-list.nix

@@ -43,6 +43,7 @@
   ./services/emacs.nix
   ./services/khd
   ./services/kwm
+  ./services/lorri.nix
   ./services/mail/offlineimap.nix
   ./services/mopidy.nix
   ./services/nix-daemon.nix

modules/services/lorri.nix

@@ -0,0 +1,46 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+  cfg = config.services.lorri;
+in
+{
+  options =  {
+    services.lorri = {
+      enable = mkOption {
+        type = types.bool;
+        default = false;
+        description = "Whether to enable the lorri service.";
+      };
+
+      logFile = mkOption {
+        type = types.nullOr types.path;
+        default = null;
+        example =  "/var/tmp/lorri.log";
+        description = ''
+          The logfile to use for the lorri service. Alternatively
+          <command>sudo launchctl debug system/org.nixos.lorri --stderr</command>
+          can be used to stream the logs to a shell after restarting the service with
+          <command>sudo launchctl kickstart -k system/org.nixos.lorri</command>.
+        '';
+      };
+    };
+  };
+
+  config = mkIf cfg.enable {
+    environment.systemPackages = [ pkgs.lorri ];
+    launchd.user.agents.lorri = {
+      command = with pkgs; "${lorri}/bin/lorri daemon";
+      path = with pkgs; [ nix ];
+      serviceConfig = {
+        KeepAlive = true;
+        RunAtLoad = true;
+        ProcessType = "Background";
+        StandardOutPath = cfg.logFile;
+        StandardErrorPath = cfg.logFile;
+        EnvironmentVariables = { NIX_PATH = "nixpkgs=" + toString pkgs.path; };
+      };
+    };
+  };
+}

release.nix

@@ -113,6 +113,7 @@ let
     tests.services-activate-system = makeTest ./tests/services-activate-system.nix;
     tests.services-activate-system-changed-label-prefix = makeTest ./tests/services-activate-system-changed-label-prefix.nix;
     tests.services-buildkite-agent = makeTest ./tests/services-buildkite-agent.nix;
+    tests.services-lorri = makeTest ./tests/services-lorri.nix;
     tests.services-nix-daemon = makeTest ./tests/services-nix-daemon.nix;
     tests.sockets-nix-daemon = makeTest ./tests/sockets-nix-daemon.nix;
     tests.services-dnsmasq = makeTest ./tests/services-dnsmasq.nix;

tests/services-lorri.nix

@@ -0,0 +1,35 @@
+{ config, pkgs, ... }:
+
+let
+  lorri = pkgs.runCommand "lorri-0.0.0" {} "mkdir $out";
+  plistPath = "${config.out}/user/Library/LaunchAgents/org.nixos.lorri.plist";
+  actual = pkgs.runCommand "convert-plist-to-json" { buildInputs = [ pkgs.xcbuild ]; }
+    "plutil -convert json -o $out ${plistPath}";
+  actualJson = builtins.fromJSON (builtins.readFile "${actual.out}");
+  expectedJson = builtins.fromJSON ''
+  {
+    "EnvironmentVariables": {
+            "NIX_PATH": "${"nixpkgs="+ toString pkgs.path}",
+            "PATH": "${builtins.unsafeDiscardStringContext pkgs.nix}/bin"
+    },
+    "KeepAlive": true,
+    "Label": "org.nixos.lorri",
+    "ProcessType": "Background",
+    "ProgramArguments": [
+            "/bin/sh",
+            "-c",
+            "exec ${builtins.unsafeDiscardStringContext pkgs.lorri}/bin/lorri daemon"
+    ],
+    "RunAtLoad": true
+  }
+  '';
+  testResult = toString (actualJson == expectedJson);
+in
+{
+  services.lorri.enable = true;
+  test = ''
+    ${pkgs.xcbuild}/bin/plutil -lint ${plistPath}
+    [ ${testResult} ];
+  '';
+}
+