add launchd module

1 files changed, 123 insertions, 0 deletions

diff --git a/modules/launchd/default.nix b/modules/launchd/default.nix
new file mode 100644
index 0000000..a735c76
--- /dev/null
+++ b/modules/launchd/default.nix
@@ -0,0 +1,123 @@
+{ config, lib, pkgs, ... }:
+
+with import ./lib.nix { inherit lib; };
+with lib;
+
+let
+
+  cfg = config.launchd;
+
+  launchdConfig = import ./launchd.nix;
+
+  serviceOptions =
+    { config, name, ... }:
+    { options = {
+        plist = mkOption {
+          type = types.path;
+          internal = true;
+          description = "The generated plist.";
+        };
+
+        serviceConfig = mkOption {
+          type = types.submodule launchdConfig;
+          example =
+            { Program = "/run/current-system/sw/bin/nix-daemon";
+              KeepAlive = true;
+            };
+          default = {};
+          description = ''
+            Each attribute in this set specifies an option for a <key> in the plist.
+            https://developer.apple.com/legacy/library/documentation/Darwin/Reference/ManPages/man5/launchd.plist.5.html
+          '';
+        };
+      };
+
+      config = {
+        serviceConfig.Label = mkDefault "org.nixos.${name}";
+
+        plist = pkgs.writeText "${config.serviceConfig.Label}.plist" ''
+          <?xml version="1.0" encoding="UTF-8"?>
+          <!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+          <plist version="1.0">
+            <dict>
+              ${xmlMapAttr xmlString "Label" config.serviceConfig.Label}
+              ${xmlMapAttr xmlBool "Disabled" config.serviceConfig.Disabled}
+              ${xmlMapAttr xmlString "UserName" config.serviceConfig.UserName}
+              ${xmlMapAttr xmlString "GroupName" config.serviceConfig.GroupName}
+              ${xmlMapAttr (xmlMapAttrs xmlBool) "inetdCompatibility" config.serviceConfig.inetdCompatibility}
+              ${xmlMapAttr (xmlMap xmlString) "LimitLoadToHosts" config.serviceConfig.LimitLoadToHosts}
+              ${xmlMapAttr (xmlMap xmlString) "LimitLoadFromHosts" config.serviceConfig.LimitLoadFromHosts}
+              ${xmlMapAttr xmlString "LimitLoadToSessionType" config.serviceConfig.LimitLoadToSessionType}
+              ${xmlMapAttr xmlString "Program" config.serviceConfig.Program}
+              ${xmlMapAttr (xmlMap xmlString) "ProgramArguments" config.serviceConfig.ProgramArguments}
+              ${xmlMapAttr xmlBool "EnableGlobbing" config.serviceConfig.EnableGlobbing}
+              ${xmlMapAttr xmlBool "EnableTransactions" config.serviceConfig.EnableTransactions}
+              ${xmlMapAttr xmlBool "OnDemand" config.serviceConfig.OnDemand}
+              ${xmlMapAttr xmlBool "KeepAlive" config.serviceConfig.KeepAlive}
+              ${xmlMapAttr xmlBool "RunAtLoad" config.serviceConfig.RunAtLoad}
+              ${xmlMapAttr xmlString "RootDirectory" config.serviceConfig.RootDirectory}
+              ${xmlMapAttr xmlString "WorkingDirectory" config.serviceConfig.WorkingDirectory}
+              ${xmlMapAttr (xmlMapAttrs xmlString) "EnvironmentVariables" config.serviceConfig.EnvironmentVariables}
+              ${xmlMapAttr xmlInt "Umask" config.serviceConfig.Umask}
+              ${xmlMapAttr xmlInt "TimeOut" config.serviceConfig.TimeOut}
+              ${xmlMapAttr xmlInt "ExitTimeOut" config.serviceConfig.ExitTimeOut}
+              ${xmlMapAttr xmlInt "ThrottleInterval" config.serviceConfig.ThrottleInterval}
+              ${xmlMapAttr xmlBool "InitGroups" config.serviceConfig.InitGroups}
+              ${xmlMapAttr (xmlMap xmlString) "WatchPaths" config.serviceConfig.WatchPaths}
+              ${xmlMapAttr (xmlMap xmlString) "QueueDirectories" config.serviceConfig.QueueDirectories}
+              ${xmlMapAttr xmlBool "StartOnMount" config.serviceConfig.StartOnMount}
+              ${xmlMapAttr xmlInt "StartInterval" config.serviceConfig.StartInterval}
+              ${xmlMapAttr (xmlMapAttrs xmlInt) "StartCalendarInterval" config.serviceConfig.StartCalendarInterval}
+              ${xmlMapAttr xmlString "StandardInPath" config.serviceConfig.StandardInPath}
+              ${xmlMapAttr xmlString "StandardOutPath" config.serviceConfig.StandardOutPath}
+              ${xmlMapAttr xmlString "StandardErrorPath" config.serviceConfig.StandardErrorPath}
+              ${xmlMapAttr xmlBool "Debug" config.serviceConfig.Debug}
+              ${xmlMapAttr xmlBool "WaitForDebugger" config.serviceConfig.WaitForDebugger}
+              ${xmlMapAttr (xmlMapAttrs xmlInt) "SoftResourceLimits" config.serviceConfig.SoftResourceLimits}
+              ${xmlMapAttr (xmlMapAttrs xmlInt) "HardResourceLimits" config.serviceConfig.HardResourceLimits}
+              ${xmlMapAttr xmlInt "Nice" config.serviceConfig.Nice}
+              ${xmlMapAttr xmlString "ProcessType" config.serviceConfig.ProcessType}
+              ${xmlMapAttr xmlBool "AbandonProcessGroup" config.serviceConfig.AbandonProcessGroup}
+              ${xmlMapAttr xmlBool "LowPriorityIO" config.serviceConfig.LowPriorityIO}
+              ${xmlMapAttr xmlBool "LaunchOnlyOnce" config.serviceConfig.LaunchOnlyOnce}
+              ${xmlMapAttr (xmlMapAttrs xmlBool) "MachServices" config.serviceConfig.MachServices}
+            </dict>
+          </plist>
+        '';
+      };
+    };
+
+in {
+  options = {
+
+    launchd.agents = mkOption {
+      default = {};
+      type = types.attrsOf (types.submodule serviceOptions);
+      description = "Definition of launchd agents.";
+    };
+
+    launchd.daemons = mkOption {
+      default = {};
+      type = types.attrsOf (types.submodule serviceOptions);
+      description = "Definition of launchd daemons.";
+    };
+
+    launchd.user.agents = mkOption {
+      default = {};
+      type = types.attrsOf (types.submodule serviceOptions);
+      description = "Definition of launchd per-user agents.";
+    };
+
+  };
+
+  config = {
+
+    system.activationScripts.launchd.text = ''
+      # Set up launchd services in /Library/LaunchAgents, /Library/LaunchDaemons and ~/Library/LaunchAgents
+      echo "setting up launchd services..."
+      echo "TODO"
+      exit 2
+    '';
+
+  };
+}