87 lines
3.5 KiB
JavaScript
87 lines
3.5 KiB
JavaScript
/**
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* Tests dbCheck health log entries are consistent for all nodes in the replica sets.
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*
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* @tags: [
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* featureFlagSecondaryIndexChecksInDbCheck
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* ]
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*/
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import {configureFailPoint} from "jstests/libs/fail_point_util.js";
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import {checkHealthLog, resetAndInsert, runDbCheck} from "jstests/replsets/libs/dbcheck_utils.js";
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const nDocs = 10;
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const dbCheckHealthLogEveryNBatches = 4;
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// We are going to force 1 doc per batch.
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const numBatchLogExpected = Math.floor(nDocs / dbCheckHealthLogEveryNBatches);
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const maxBatchTimeMillis = 10;
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const replSet = new ReplSetTest({
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name: jsTestName(),
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nodes: 2,
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nodeOptions: {setParameter: {dbCheckHealthLogEveryNBatches: dbCheckHealthLogEveryNBatches}},
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});
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replSet.startSet();
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replSet.initiateWithHighElectionTimeout();
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const dbName = "dbCheckConsistentHealthLog";
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const collName = "collName";
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const primary = replSet.getPrimary();
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const secondary = replSet.getSecondary();
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const primaryHealthlog = primary.getDB("local").system.healthlog;
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const secondaryHealthlog = secondary.getDB("local").system.healthlog;
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const db = primary.getDB(dbName);
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// Only run this test for debug=off, because we log all batches in debug builds.
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const debugBuild = db.adminCommand("buildInfo").debug;
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if (debugBuild) {
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jsTestLog("Skipping the test because debug is on.");
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} else {
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// That will force the batch to only have 1 document as the hasher deadline will expire after
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// reading one document.
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configureFailPoint(primary, 'SleepDbCheckInBatch', {sleepMs: maxBatchTimeMillis * 2});
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function healthLogConsistent() {
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jsTestLog("Clear healthLog and run dbcheck and waits for it to finish.");
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resetAndInsert(replSet, db, collName, nDocs);
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runDbCheck(replSet,
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db,
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collName,
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{maxBatchTimeMillis: maxBatchTimeMillis},
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true /* awaitCompletion */);
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const collUUID = db.getCollectionInfos({name: collName})[0].info.uuid;
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let query = {operation: "dbCheckBatch", collectionUUID: collUUID};
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checkHealthLog(primaryHealthlog, query, numBatchLogExpected);
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checkHealthLog(secondaryHealthlog, query, numBatchLogExpected);
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jsTestLog("Testing that 'data.batchId' field exist in batch health logs.");
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// There are no dbCheckBatch health log entries without a batchId.
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query = {operation: "dbCheckBatch", "data.batchId": {$exists: false}};
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checkHealthLog(primaryHealthlog, query, 0);
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checkHealthLog(secondaryHealthlog, query, 0);
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let primaryHealthLogs =
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primaryHealthlog.find({operation: "dbCheckBatch"}).toArray().reduce((map, log) => {
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map[log.data.batchId] = log.data;
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return map;
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}, {});
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let secondaryHealthLogs =
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secondaryHealthlog.find({operation: "dbCheckBatch"}).toArray().reduce((map, log) => {
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map[log.data.batchId] = log.data;
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return map;
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}, {});
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jsTestLog("Batch healthlog entries should be the same across nodes.");
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assert.eq(tojson(primaryHealthLogs), tojson(secondaryHealthLogs));
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}
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// Running the dbcheck multiple times should invalidate all the in-memory states between primary
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// and secondaries. That should be false if the secondaries is keeping a global number of
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// batches while the primary keeps a local number for each dbcheck run because (NumberOfBatches
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// % dbCheckHealthLogEveryNBatches (10 % 4)) != 0.
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for (var i = 0; i < 3; i++) {
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healthLogConsistent();
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}
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}
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replSet.stopSet();
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