97 lines
3.6 KiB
JavaScript
97 lines
3.6 KiB
JavaScript
// Runner for checkDBHashes() that runs the dbhash command on all replica set nodes
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// to ensure all nodes have the same data.
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'use strict';
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(function() {
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// A thin wrapper around master/slave nodes that provides the getHashes(), getPrimary(),
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// awaitReplication(), and nodeList() methods.
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// DEPRECATED: this wrapper only supports nodes started through resmoke's masterslave.py
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// fixture. Please do not use it with other master/slave clusters.
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var MasterSlaveDBHashTest = function(primaryHost) {
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var master = new Mongo(primaryHost);
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var resolvedHost = getHostName();
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var masterPort = master.host.split(':')[1];
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// The 'host' property is modified manually because 'localhost' is used by default in a new
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// Mongo() connection. We set the value to the real hostname because that is what the server
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// uses.
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master.host = resolvedHost + ':' + masterPort;
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var slave = new Mongo(resolvedHost + ':' + String(parseInt(masterPort) + 1));
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this.nodeList = function() {
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return [master.host, slave.host];
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};
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this.getHashes = function(db) {
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var combinedRes = {};
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var res = master.getDB(db).runCommand("dbhash");
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assert.commandWorked(res);
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combinedRes.master = res;
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res = slave.getDB(db).runCommand("dbhash");
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assert.commandWorked(res);
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combinedRes.slaves = [res];
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return combinedRes;
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};
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this.getPrimary = function() {
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slave.setSlaveOk();
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this.liveNodes = {master: master, slaves: [slave]};
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return master;
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};
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this.getSecondaries = function() {
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return [slave];
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};
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this.awaitReplication = function() {
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assert.commandWorked(master.adminCommand({fsyncUnlock: 1}),
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'failed to unlock the primary');
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print('Starting fsync on master to flush all pending writes');
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assert.commandWorked(master.adminCommand({fsync: 1}));
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print('fsync on master completed');
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var timeout = 60 * 1000 * 5; // 5min timeout
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var dbNames = master.getDBNames();
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print('Awaiting replication of inserts into ' + dbNames);
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for (var dbName of dbNames) {
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if (dbName === 'local')
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continue;
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assert.writeOK(master.getDB(dbName).await_repl.insert(
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{awaiting: 'repl'}, {writeConcern: {w: 2, wtimeout: timeout}}),
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'Awaiting replication failed');
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}
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print('Finished awaiting replication');
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assert.commandWorked(master.adminCommand({fsync: 1, lock: 1}),
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'failed to re-lock the primary');
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};
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};
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var startTime = Date.now();
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assert.neq(typeof db, 'undefined', 'No `db` object, is the shell connected to a mongod?');
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var primaryInfo = db.isMaster();
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assert(primaryInfo.ismaster,
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'shell is not connected to the primary or master node: ' + tojson(primaryInfo));
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var rst;
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var cmdLineOpts = db.adminCommand('getCmdLineOpts');
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assert.commandWorked(cmdLineOpts);
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var isMasterSlave = cmdLineOpts.parsed.master === true;
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if (isMasterSlave) {
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rst = new MasterSlaveDBHashTest(db.getMongo().host);
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} else {
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rst = new ReplSetTest(db.getMongo().host);
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}
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load('jstests/hooks/check_repl_dbhash.js');
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checkDBHashes(rst);
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var totalTime = Date.now() - startTime;
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print('Finished consistency checks of cluster in ' + totalTime + ' ms.');
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})();
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