repmgr: init at 4.4.0 (#68444)

pkgs/servers/sql/postgresql/ext/repmgr.nix

@@ -0,0 +1,30 @@
+{ stdenv, fetchFromGitHub, postgresql, openssl, zlib, readline }:
+
+stdenv.mkDerivation rec {
+  pname = "repmgr";
+  version = "4.4.0";
+
+  src = fetchFromGitHub {
+    owner = "2ndQuadrant";
+    repo = "repmgr";
+    rev = "v${version}";
+    sha256 = "185789f7igvlqyqcb8kf42jjq8g0wbs2aqd9kimrq5kf4srwgpim";
+  };
+
+  installPhase = ''
+    mkdir -p $out/{lib,share/postgresql/extension}
+
+    cp *.so      $out/lib
+    cp *.sql     $out/share/postgresql/extension
+    cp *.control $out/share/postgresql/extension
+  '';
+
+  buildInputs = [ postgresql openssl zlib readline ];
+
+  meta = with stdenv.lib; {
+    homepage = "https://repmgr.org/";
+    description = "Replication manager for PostgreSQL cluster";
+    license = licenses.postgresql;
+    maintainers = with maintainers; [ zimbatm ];
+  };
+}

pkgs/servers/sql/postgresql/packages.nix

@@ -50,4 +50,6 @@ self: super: {
     pg_partman = super.callPackage ./ext/pg_partman.nix { };
 
     pg_safeupdate = super.callPackage ./ext/pg_safeupdate.nix { };
+
+    repmgr = super.callPackage ./ext/repmgr.nix { };
 }