128 lines
4.2 KiB
JavaScript
128 lines
4.2 KiB
JavaScript
/**
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* Tests that MongoDB sets the WiredTiger table logging settings correctly under different
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* circumstances.
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*
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* @tags: [requires_wiredtiger, requires_journaling]
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*/
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(function() {
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load('jstests/disk/libs/wt_file_helper.js');
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// Create a bunch of collections under various database names.
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let conn = MongoRunner.runMongod({});
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const dbpath = conn.dbpath;
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for (let i = 0; i < 10; i++) {
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assert.commandWorked(conn.getDB(i.toString()).createCollection(i.toString()));
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}
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MongoRunner.stopMongod(conn);
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/**
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* Test 1. The regular case, where no table logging setting modifications are needed.
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*/
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jsTest.log("Test 1.");
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conn = startMongodOnExistingPath(dbpath, {});
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checkLog.containsJson(conn, 4366408, {loggingEnabled: true});
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MongoRunner.stopMongod(conn);
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/**
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* Test 2. Repair checks all of the table logging settings.
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*/
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jsTest.log("Test 2.");
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assertRepairSucceeds(dbpath, conn.port, {});
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// Cannot use checkLog here as the server is no longer running.
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let logContents = rawMongoProgramOutput();
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assert(logContents.indexOf(
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"Modifying the table logging settings for all existing WiredTiger tables") > 0);
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/**
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* Test 3. Explicitly create the '_wt_table_checks' file to force all of the table logging setting
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* modifications to be made.
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*/
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jsTest.log("Test 3.");
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let files = listFiles(dbpath);
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for (f in files) {
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assert(!files[f].name.includes("_wt_table_checks"));
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}
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writeFile(dbpath + "/_wt_table_checks", "");
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// Cannot skip table logging checks on startup when there are previously incomplete table checks.
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assert.throws(() => startMongodOnExistingPath(
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dbpath, {setParameter: "wiredTigerSkipTableLoggingChecksOnStartup=true"}));
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conn = startMongodOnExistingPath(dbpath, {});
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checkLog.containsJson(
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conn, 4366405, {loggingEnabled: true, repair: false, hasPreviouslyIncompleteTableChecks: true});
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MongoRunner.stopMongod(conn);
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/**
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* Test 4. Change into a single replica set, which requires all of the table logging settings to be
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* updated. But simulate an interruption/crash while starting up during the table logging check
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* phase.
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*
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* The next start up will detect an unclean shutdown causing all of the table logging settings to be
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* updated.
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*/
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jsTest.log("Test 4.");
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assert.throws(() => startMongodOnExistingPath(dbpath, {
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replSet: "mySet",
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setParameter: "failpoint.crashAfterUpdatingFirstTableLoggingSettings=" +
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tojson({"mode": "alwaysOn"})
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}));
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// Cannot use checkLog here as the server is no longer running.
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logContents = rawMongoProgramOutput();
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assert(logContents.indexOf(
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"Crashing due to 'crashAfterUpdatingFirstTableLoggingSettings' fail point") > 0);
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// The '_wt_table_checks' still exists, so all table logging settings should be modified.
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conn = startMongodOnExistingPath(dbpath, {});
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checkLog.containsJson(
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conn, 4366405, {loggingEnabled: true, repair: false, hasPreviouslyIncompleteTableChecks: true});
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MongoRunner.stopMongod(conn);
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/**
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* Test 5. Change into a single node replica set, which requires all of the table logging settings
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* to be updated as the node was successfully started up as a standalone the last time.
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*/
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jsTest.log("Test 5.");
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conn = startMongodOnExistingPath(dbpath, {replSet: "mySet"});
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checkLog.containsJson(conn, 4366406, {loggingEnabled: false});
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MongoRunner.stopMongod(conn);
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/**
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* Test 6. Restart as a standalone and skip table logging checks on startup. Verify that restarting
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* as a replica set again does not require any table logging modifications.
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*/
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jsTest.log("Test 6.");
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conn = startMongodOnExistingPath(dbpath, {
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setParameter: {
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wiredTigerSkipTableLoggingChecksOnStartup: true,
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logComponentVerbosity: tojson({verbosity: 1})
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}
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});
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// Skipping table logging checks for all existing tables.
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checkLog.containsJson(conn, 5548301, {wiredTigerSkipTableLoggingChecksOnStartup: true});
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// Log level 1 prints each individual table it skips table logging checks for.
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checkLog.containsJson(conn, 5548302);
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MongoRunner.stopMongod(conn);
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conn = startMongodOnExistingPath(dbpath, {replSet: "mySet"});
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// No table logging settings modifications are required.
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checkLog.containsJson(conn, 4366408);
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MongoRunner.stopMongod(conn);
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}());
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