nixos/postgresql: rename extraPlugins to extensions

This is the upstream lingo, and it makes everything slightly less
confusing.

nixos/modules/services/databases/postgresql.nix

@@ -40,9 +40,9 @@ let
       # works.
       base = if cfg.enableJIT then cfg.package.withJIT else cfg.package.withoutJIT;
     in
-    if cfg.extraPlugins == []
+    if cfg.extensions == []
       then base
-      else base.withPackages cfg.extraPlugins;
+      else base.withPackages cfg.extensions;
 
   toStr = value:
     if true == value then "yes"
@@ -59,7 +59,6 @@ let
   '';
 
   groupAccessAvailable = versionAtLeast postgresql.version "11.0";
-
 in
 
 {
@@ -68,6 +67,7 @@ in
 
     (mkRenamedOptionModule [ "services" "postgresql" "logLinePrefix" ] [ "services" "postgresql" "settings" "log_line_prefix" ])
     (mkRenamedOptionModule [ "services" "postgresql" "port" ] [ "services" "postgresql" "settings" "port" ])
+    (mkRenamedOptionModule [ "services" "postgresql" "extraPlugins" ] [ "services" "postgresql" "extensions" ])
   ];
 
   ###### interface
@@ -371,12 +371,12 @@ in
         '';
       };
 
-      extraPlugins = mkOption {
+      extensions = mkOption {
         type = with types; coercedTo (listOf path) (path: _ignorePg: path) (functionTo (listOf path));
         default = _: [];
         example = literalExpression "ps: with ps; [ postgis pg_repack ]";
         description = ''
-          List of PostgreSQL plugins.
+          List of PostgreSQL extensions to install.
         '';
       };
 

nixos/modules/services/web-apps/immich.nix

@@ -227,7 +227,7 @@ in
           ensureClauses.login = true;
         }
       ];
-      extraPlugins = ps: with ps; [ pgvecto-rs ];
+      extensions = ps: with ps; [ pgvecto-rs ];
       settings = {
         shared_preload_libraries = [ "vectors.so" ];
         search_path = "\"$user\", public, vectors";

nixos/modules/services/web-apps/mobilizon.nix

@@ -383,7 +383,7 @@ in
           ensureDBOwnership = false;
         }
       ];
-      extraPlugins = ps: with ps; [ postgis ];
+      extensions = ps: with ps; [ postgis ];
     };
 
     # Nginx config taken from support/nginx/mobilizon-release.conf

nixos/tests/postgresql/anonymizer.nix

@@ -20,7 +20,7 @@ let
             inherit package;
             enable = true;
             enableJIT = lib.hasInfix "-jit-" package.name;
-            extraPlugins = ps: [ ps.anonymizer ];
+            extensions = ps: [ ps.anonymizer ];
             settings.shared_preload_libraries = [ "anon" ];
           };
         };

nixos/tests/postgresql/pgjwt.nix

@@ -24,7 +24,7 @@ let
             inherit package;
             enable = true;
             enableJIT = lib.hasInfix "-jit-" package.name;
-            extraPlugins =
+            extensions =
               ps: with ps; [
                 pgjwt
                 pgtap

nixos/tests/postgresql/pgvecto-rs.nix

@@ -38,7 +38,7 @@ let
             inherit package;
             enable = true;
             enableJIT = lib.hasInfix "-jit-" package.name;
-            extraPlugins =
+            extensions =
               ps: with ps; [
                 pgvecto-rs
               ];

nixos/tests/postgresql/timescaledb.nix

@@ -54,7 +54,7 @@ let
             inherit package;
             enable = true;
             enableJIT = lib.hasInfix "-jit-" package.name;
-            extraPlugins =
+            extensions =
               ps: with ps; [
                 timescaledb
                 timescaledb_toolkit

nixos/tests/postgresql/tsja.nix

@@ -21,7 +21,7 @@ let
             inherit package;
             enable = true;
             enableJIT = lib.hasInfix "-jit-" package.name;
-            extraPlugins =
+            extensions =
               ps: with ps; [
                 tsja
               ];

nixos/tests/postgresql/wal2json.nix

@@ -17,7 +17,7 @@ let
           inherit package;
           enable = true;
           enableJIT = lib.hasInfix "-jit-" package.name;
-          extraPlugins = with package.pkgs; [ wal2json ];
+          extensions = with package.pkgs; [ wal2json ];
           settings = {
             wal_level = "logical";
             max_replication_slots = "10";