1 files changed, 28 insertions, 0 deletions
diff --git a/nixos/modules/services/network-filesystems/openafs/lib.nix b/nixos/modules/services/network-filesystems/openafs/lib.nix
new file mode 100644
index 000000000000..ecfc72d2eaf9
--- /dev/null
+++ b/nixos/modules/services/network-filesystems/openafs/lib.nix
@@ -0,0 +1,28 @@
+{ lib, ...}:
+
+let
+  inherit (lib) concatStringsSep mkOption types;
+
+in rec {
+
+  mkCellServDB = cellName: db: ''
+    >${cellName}
+  '' + (concatStringsSep "\n" (map (dbm: if (dbm.ip != "" && dbm.dnsname != "") then dbm.ip + " #" + dbm.dnsname else "")
+                                   db));
+
+  # CellServDB configuration type
+  cellServDBConfig = {
+    ip = mkOption {
+      type = types.str;
+      default = "";
+      example = "1.2.3.4";
+      description = "IP Address of a database server";
+    };
+    dnsname = mkOption {
+      type = types.str;
+      default = "";
+      example = "afs.example.org";
+      description = "DNS full-qualified domain name of a database server";
+    };
+  };
+}