1 
2 /**
3  *    Copyright (C) 2018-present MongoDB, Inc.
4  *
5  *    This program is free software: you can redistribute it and/or modify
6  *    it under the terms of the Server Side Public License, version 1,
7  *    as published by MongoDB, Inc.
8  *
9  *    This program is distributed in the hope that it will be useful,
10  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
11  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  *    Server Side Public License for more details.
13  *
14  *    You should have received a copy of the Server Side Public License
15  *    along with this program. If not, see
16  *    <http://www.mongodb.com/licensing/server-side-public-license>.
17  *
18  *    As a special exception, the copyright holders give permission to link the
19  *    code of portions of this program with the OpenSSL library under certain
20  *    conditions as described in each individual source file and distribute
21  *    linked combinations including the program with the OpenSSL library. You
22  *    must comply with the Server Side Public License in all respects for
23  *    all of the code used other than as permitted herein. If you modify file(s)
24  *    with this exception, you may extend this exception to your version of the
25  *    file(s), but you are not obligated to do so. If you do not wish to do so,
26  *    delete this exception statement from your version. If you delete this
27  *    exception statement from all source files in the program, then also delete
28  *    it in the license file.
29  */
30 
31 #include "mongo/platform/basic.h"
32 
33 #include "mongo/db/ftdc/ftdc_mongod.h"
34 
35 #include <boost/filesystem.hpp>
36 
37 #include "mongo/db/ftdc/constants.h"
38 #include "mongo/db/ftdc/controller.h"
39 #include "mongo/db/ftdc/ftdc_server.h"
40 #include "mongo/db/repl/replication_coordinator.h"
41 #include "mongo/db/repl/replication_coordinator_global.h"
42 #include "mongo/db/storage/storage_options.h"
43 
44 namespace mongo {
45 
46 namespace {
registerMongoDCollectors(FTDCController * controller)47 void registerMongoDCollectors(FTDCController* controller) {
48     // These metrics are only collected if replication is enabled
49     if (repl::getGlobalReplicationCoordinator()->getReplicationMode() !=
50         repl::ReplicationCoordinator::modeNone) {
51         // CmdReplSetGetStatus
52         controller->addPeriodicCollector(stdx::make_unique<FTDCSimpleInternalCommandCollector>(
53             "replSetGetStatus", "replSetGetStatus", "", BSON("replSetGetStatus" << 1)));
54 
55         // CollectionStats
56         controller->addPeriodicCollector(
57             stdx::make_unique<FTDCSimpleInternalCommandCollector>("collStats",
58                                                                   "local.oplog.rs.stats",
59                                                                   "local",
60                                                                   BSON("collStats"
61                                                                        << "oplog.rs")));
62     }
63 }
64 
65 }  // namespace
66 
startMongoDFTDC()67 void startMongoDFTDC() {
68     boost::filesystem::path dir(storageGlobalParams.dbpath);
69     dir /= kFTDCDefaultDirectory.toString();
70 
71     startFTDC(dir, FTDCStartMode::kStart, registerMongoDCollectors);
72 }
73 
stopMongoDFTDC()74 void stopMongoDFTDC() {
75     stopFTDC();
76 }
77 
78 }  // namespace mongo
79