SERVER-64741 Create mongos appendOplogNote command

2 files changed, 107 insertions, 0 deletions

diff --git a/src/mongo/s/commands/SConscript b/src/mongo/s/commands/SConscript
index b537c3cc353..adbc0a3c03c 100644
--- a/src/mongo/s/commands/SConscript
+++ b/src/mongo/s/commands/SConscript
@@ -25,6 +25,7 @@ env.Library(
     source=[
         'cluster_abort_reshard_collection_cmd.cpp',
         'cluster_abort_transaction_cmd_s.cpp',
+        'cluster_oplog_note_cmd.cpp',
         'cluster_available_query_options_cmd.cpp',
         'cluster_build_info.cpp',
         'cluster_change_stream_options_command.cpp',
diff --git a/src/mongo/s/commands/cluster_oplog_note_cmd.cpp b/src/mongo/s/commands/cluster_oplog_note_cmd.cpp
new file mode 100644
index 00000000000..dc560e73123
--- /dev/null
+++ b/src/mongo/s/commands/cluster_oplog_note_cmd.cpp
@@ -0,0 +1,106 @@
+/**
+ *    Copyright (C) 2022-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.
+ */
+
+#define MONGO_LOGV2_DEFAULT_COMPONENT ::mongo::logv2::LogComponent::kCommand
+
+#include "mongo/platform/basic.h"
+
+#include "mongo/db/commands.h"
+
+#include "mongo/bson/util/bson_extract.h"
+#include "mongo/db/auth/action_type.h"
+#include "mongo/db/auth/authorization_session.h"
+#include "mongo/db/auth/resource_pattern.h"
+#include "mongo/db/concurrency/d_concurrency.h"
+#include "mongo/db/curop.h"
+#include "mongo/db/namespace_string.h"
+#include "mongo/db/operation_context.h"
+#include "mongo/db/service_context.h"
+#include "mongo/s/cluster_commands_helpers.h"
+
+
+namespace mongo {
+
+
+using std::string;
+using std::stringstream;
+
+class AppendOplogNoteCmd : public BasicCommand {
+public:
+    AppendOplogNoteCmd() : BasicCommand("appendOplogNote") {}
+
+    AllowedOnSecondary secondaryAllowed(ServiceContext*) const override {
+        return AllowedOnSecondary::kNever;
+    }
+
+    virtual bool adminOnly() const {
+        return true;
+    }
+
+    virtual bool supportsWriteConcern(const BSONObj& cmd) const override {
+        return true;
+    }
+
+    std::string help() const override {
+        return "Performs a no-op entry on the oplog on each shard";
+    }
+
+    virtual Status checkAuthForCommand(Client* client,
+                                       const std::string& dbname,
+                                       const BSONObj& cmdObj) const {
+        if (!AuthorizationSession::get(client)->isAuthorizedForActionsOnResource(
+                ResourcePattern::forClusterResource(), ActionType::appendOplogNote)) {
+            return Status(ErrorCodes::Unauthorized, "Unauthorized");
+        }
+        return Status::OK();
+    }
+
+    virtual bool run(OperationContext* opCtx,
+                     const string& dbname,
+                     const BSONObj& cmdObj,
+                     BSONObjBuilder& result) {
+
+        auto shardResponses = scatterGatherUnversionedTargetAllShards(
+            opCtx,
+            dbname,
+            applyReadWriteConcern(
+                opCtx, this, CommandHelpers::filterCommandRequestForPassthrough(cmdObj)),
+            ReadPreferenceSetting::get(opCtx),
+            Shard::RetryPolicy::kIdempotent);
+
+        std::string errmsg;
+        return appendRawResponses(opCtx, &errmsg, &result, shardResponses).responseOK;
+    }
+};
+
+MONGO_INITIALIZER(RegisterAppendOpLogNoteCmd)(InitializerContext* context) {
+    new AppendOplogNoteCmd();
+}
+
+}  // namespace mongo