SERVER-52158 Create but don't yet use feature flag for resharding.

2 files changed, 42 insertions, 0 deletions

diff --git a/src/mongo/s/SConscript b/src/mongo/s/SConscript
index f78c1273d24..1c1eb0f4c9e 100644
--- a/src/mongo/s/SConscript
+++ b/src/mongo/s/SConscript
@@ -177,6 +177,7 @@ env.Library(
         'request_types/wait_for_fail_point.idl',
         'resharded_chunk.idl',
         'resharding/common_types.idl',
+        'resharding/resharding_feature_flag.idl',
         'resharding/resume_token.idl',
         'resharding/type_collection_fields.idl',
         'shard_id.cpp',
diff --git a/src/mongo/s/resharding/resharding_feature_flag.idl b/src/mongo/s/resharding/resharding_feature_flag.idl
new file mode 100644
index 00000000000..53df50502d6
--- /dev/null
+++ b/src/mongo/s/resharding/resharding_feature_flag.idl
@@ -0,0 +1,41 @@
+# Copyright (C) 2021-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.
+#
+
+# Feature flag for resharding.
+
+global:
+    cpp_namespace: "mongo::resharding"
+
+imports:
+    - "mongo/idl/basic_types.idl"
+
+feature_flags:
+    featureFlagResharding:
+        description: When enabled, allows users to reshard their sharded collections.
+        cpp_varname: gFeatureFlagResharding
+        default: false