memcached: Add NixOS support

1 files changed, 61 insertions, 0 deletions

diff --git a/modules/services/databases/memcached.nix b/modules/services/databases/memcached.nix
new file mode 100644
index 00000000000..f5f6be68f7f
--- /dev/null
+++ b/modules/services/databases/memcached.nix
@@ -0,0 +1,61 @@
+{ config, pkgs, ... }:
+
+with pkgs.lib;
+
+let
+
+  cfg = config.services.memcached;
+
+  memcached = pkgs.memcached;
+
+in
+
+{
+
+  ###### interface
+
+  options = {
+
+    services.memcached = {
+
+      enable = mkOption {
+        default = false;
+        description = "
+          Whether to enable Memcached.
+        ";
+      };
+
+      user = mkOption {
+        default = "memcached";
+        description = "The user to run Memcached as";
+      };
+
+    };
+
+  };
+
+  ###### implementation
+
+  config = mkIf config.services.memcached.enable {
+
+    users.extraUsers = singleton
+      { name = cfg.user;
+        description = "Memcached server user";
+      };
+
+    environment.systemPackages = [ memcached ];
+
+    systemd.services.memcached =
+      { description = "Memcached server";
+
+        wantedBy = [ "multi-user.target" ];
+        after = [ "network.target" ];
+
+        serviceConfig = {
+          ExecStart = "${memcached}/bin/memcached";
+          User = cfg.user;
+        };
+      };
+  };
+
+}