nixos/redis: add option unixSocketPerm

nixos/modules/services/databases/redis.nix

@@ -88,6 +88,13 @@ in
         example = "/run/redis/redis.sock";
       };
 
+      unixSocketPerm = mkOption {
+        type = types.int;
+        default = 750;
+        description = "Change permissions for the socket";
+        example = 700;
+      };
+
       logLevel = mkOption {
         type = types.str;
         default = "notice"; # debug, verbose, notice, warning
@@ -204,7 +211,6 @@ in
         '';
         example = literalExample ''
           {
-            unixsocketperm = "700";
             loadmodule = [ "/path/to/my_module.so" "/path/to/other_module.so" ];
           }
         '';
@@ -256,7 +262,7 @@ in
         slowlog-max-len = cfg.slowLogMaxLen;
       }
       (mkIf (cfg.bind != null) { bind = cfg.bind; })
-      (mkIf (cfg.unixSocket != null) { unixsocket = cfg.unixSocket; })
+      (mkIf (cfg.unixSocket != null) { unixsocket = cfg.unixSocket; unixsocketperm = "${toString cfg.unixSocketPerm}"; })
       (mkIf (cfg.slaveOf != null) { slaveof = "${cfg.slaveOf.ip} ${cfg.slaveOf.port}"; })
       (mkIf (cfg.masterAuth != null) { masterauth = cfg.masterAuth; })
       (mkIf (cfg.requirePass != null) { requirepass = cfg.requirePass; })

nixos/tests/redis.nix

@@ -17,7 +17,7 @@ in
         services.redis.unixSocket = redisSocket;
 
         # Allow access to the unix socket for the "redis" group.
-        services.redis.settings.unixsocketperm = "770";
+        services.redis.unixSocketPerm = 770;
 
         users.users."member" = {
           createHome = false;