SERVER-39329 add server parameter for using IndexBuildsCoordinator in createIndexes command

2 files changed, 41 insertions, 0 deletions

diff --git a/src/mongo/db/commands/SConscript b/src/mongo/db/commands/SConscript
index be6a0b674ef..244f284fe33 100644
--- a/src/mongo/db/commands/SConscript
+++ b/src/mongo/db/commands/SConscript
@@ -255,6 +255,7 @@ env.Library(
         "sleep_command.cpp",
         "validate.cpp",
         "write_commands/write_commands.cpp",
+        env.Idlc('enable_coordinator_for_create_indexes_command.idl')[0],
     ],
     LIBDEPS_PRIVATE=[
         '$BUILD_DIR/mongo/base',
diff --git a/src/mongo/db/commands/enable_coordinator_for_create_indexes_command.idl b/src/mongo/db/commands/enable_coordinator_for_create_indexes_command.idl
new file mode 100644
index 00000000000..c082d74e057
--- /dev/null
+++ b/src/mongo/db/commands/enable_coordinator_for_create_indexes_command.idl
@@ -0,0 +1,40 @@
+# Copyright (C) 2019-present MongoDB, Inc.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the Server Side Public License, version 1,
+# as published by MongoDB, Inc.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# Server Side Public License for more details.
+#
+# You should have received a copy of the Server Side Public License
+# along with this program. If not, see
+# <http://www.mongodb.com/licensing/server-side-public-license>.
+#
+# As a special exception, the copyright holders give permission to link the
+# code of portions of this program with the OpenSSL library under certain
+# conditions as described in each individual source file and distribute
+# linked combinations including the program with the OpenSSL library. You
+# must comply with the Server Side Public License in all respects for
+# all of the code used other than as permitted herein. If you modify file(s)
+# with this exception, you may extend this exception to your version of the
+# file(s), but you are not obligated to do so. If you do not wish to do so,
+# delete this exception statement from your version. If you delete this
+# exception statement from all source files in the program, then also delete
+# it in the license file.
+#
+
+global:
+  cpp_namespace: "mongo"
+
+server_parameters:
+  # If enabled, the createIndexes command will use the IndexBuildsCoordinator to build new indexes.
+  enableIndexBuildsCoordinatorForCreateIndexesCommand:
+    description: "Support for using IndexCoordinator to build new indexes."
+    set_at: startup
+    cpp_vartype: bool
+    cpp_varname: "enableIndexBuildsCoordinatorForCreateIndexesCommand"
+    default: false
+    test_only: true