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105 lines
3.7 KiB
JavaScript
105 lines
3.7 KiB
JavaScript
/**
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* Tests that a failing commitTransaction of a prepared transaction doesn't block stepdown. This is
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* a regression test for SERVER-41838.
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*
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* @tags: [uses_transactions, uses_prepare_transaction]
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*/
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(function() {
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"use strict";
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load("jstests/core/txns/libs/prepare_helpers.js");
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const dbName = "test";
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const collName = "foo";
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const rst = new ReplSetTest({nodes: 2});
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rst.startSet();
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const config = rst.getReplSetConfig();
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// Increase the election timeout so that we do not accidentally trigger an election while
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// stepping up the old secondary.
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config.settings = {
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"electionTimeoutMillis": 12 * 60 * 60 * 1000
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};
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rst.initiate(config);
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const priConn = rst.getPrimary();
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const secConn = rst.getSecondary();
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assert.commandWorked(priConn.getDB(dbName).runCommand({create: collName}));
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const priSession = priConn.startSession();
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const priSessionDB = priSession.getDatabase(dbName);
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const priSessionColl = priSessionDB.getCollection(collName);
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jsTestLog("Prepare a transaction");
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priSession.startTransaction();
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assert.commandWorked(priSessionColl.insert({_id: 1}));
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const prepareTimestamp1 = PrepareHelpers.prepareTransaction(priSession);
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jsTestLog("Error committing the transaction");
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// This will error in the "commit unprepared transaction" code path.
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assert.commandFailedWithCode(priSessionDB.adminCommand({commitTransaction: 1}),
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ErrorCodes.InvalidOptions);
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// This will error in the "commit prepared transaction" code path.
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const tooEarlyTS1 = Timestamp(prepareTimestamp1.getTime() - 1, 1);
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assert.commandFailedWithCode(
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priSessionDB.adminCommand({commitTransaction: 1, commitTimestamp: tooEarlyTS1}),
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ErrorCodes.InvalidOptions);
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jsTestLog("Step up the secondary");
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rst.stepUp(secConn);
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assert.eq(secConn, rst.getPrimary());
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rst.waitForState(priConn, ReplSetTest.State.SECONDARY);
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jsTestLog("commitTransaction command is retryable after failover");
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const secSession = new _DelegatingDriverSession(secConn, priSession);
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const secSessionDB = secSession.getDatabase(dbName);
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const secSessionColl = secSessionDB.getCollection(collName);
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assert.commandWorked(PrepareHelpers.commitTransaction(secSession, prepareTimestamp1));
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assert.eq(secConn.getDB(dbName)[collName].count(), 1);
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assert.eq(secConn.getDB(dbName)[collName].find().itcount(), 1);
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rst.awaitReplication();
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assert.eq(priConn.getDB(dbName)[collName].count(), 1);
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assert.eq(priConn.getDB(dbName)[collName].find().itcount(), 1);
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jsTestLog("Prepare a second transaction");
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secSession.startTransaction();
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assert.commandWorked(secSessionColl.insert({_id: 2}));
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const prepareTimestamp2 = PrepareHelpers.prepareTransaction(secSession);
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jsTestLog("Error committing the transaction");
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assert.commandFailedWithCode(secSessionDB.adminCommand({commitTransaction: 1}),
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ErrorCodes.InvalidOptions);
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const tooEarlyTS2 = Timestamp(prepareTimestamp2.getTime() - 1, 1);
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assert.commandFailedWithCode(
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secSessionDB.adminCommand({commitTransaction: 1, commitTimestamp: tooEarlyTS2}),
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ErrorCodes.InvalidOptions);
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jsTestLog("Step up the original primary");
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rst.stepUp(priConn);
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assert.eq(priConn, rst.getPrimary());
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rst.waitForState(secConn, ReplSetTest.State.SECONDARY);
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jsTestLog("Step up the original secondary immediately");
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rst.stepUp(secConn);
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assert.eq(secConn, rst.getPrimary());
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rst.waitForState(priConn, ReplSetTest.State.SECONDARY);
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assert.commandWorked(PrepareHelpers.commitTransaction(secSession, prepareTimestamp2));
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assert.eq(secConn.getDB(dbName)[collName].count(), 2);
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assert.eq(secConn.getDB(dbName)[collName].find().itcount(), 2);
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rst.awaitReplication();
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assert.eq(priConn.getDB(dbName)[collName].count(), 2);
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assert.eq(priConn.getDB(dbName)[collName].find().itcount(), 2);
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rst.stopSet();
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}());
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