57 lines
1.9 KiB
JavaScript
57 lines
1.9 KiB
JavaScript
/**
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* Tests that reading from an existing sync source continues uninterrupted when the sync source
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* enters quiesce mode.
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*
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* @tags: [
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* live_record_incompatible,
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* ]
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*/
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(function() {
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"use strict";
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load("jstests/libs/fail_point_util.js");
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// Set the oplog fetcher batch size to 1, in order to test fetching multiple batches while the sync
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// source is in quiesce mode.
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const rst = new ReplSetTest(
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{nodes: 3, useBridge: true, nodeOptions: {setParameter: "bgSyncOplogFetcherBatchSize=1"}});
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rst.startSet();
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rst.initiateWithHighElectionTimeout();
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const primary = rst.getPrimary();
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const testDB = primary.getDB("testDB");
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const testCollName = "testColl";
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assert.eq(primary, rst.nodes[0]);
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const syncSource = rst.nodes[1];
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const syncingNode = rst.nodes[2];
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jsTestLog("Ensure syncingNode is syncing from syncSource.");
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syncingNode.disconnect(primary);
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assert.commandWorked(
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testDB.runCommand({insert: testCollName, documents: [{a: 1}], writeConcern: {w: 3}}));
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jsTestLog("Ensure syncingNode is behind syncSource.");
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let hangSyncingNodeFailPoint =
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configureFailPoint(syncingNode, "hangBeforeProcessingSuccessfulBatch");
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assert.commandWorked(testDB.runCommand(
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{insert: testCollName, documents: [{b: 2}, {c: 3}, {d: 4}], writeConcern: {w: 2}}));
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hangSyncingNodeFailPoint.wait();
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jsTestLog("Transition syncSource to quiesce mode.");
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let quiesceModeFailPoint = configureFailPoint(syncSource, "hangDuringQuiesceMode");
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// We must skip validation due to the failpoint that hangs awaitData queries.
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rst.stop(syncSource, null /*signal*/, {skipValidation: true}, {forRestart: true, waitpid: false});
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quiesceModeFailPoint.wait();
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jsTestLog("Check that syncing continues uninterrupted.");
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hangSyncingNodeFailPoint.off();
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rst.awaitReplication();
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jsTestLog("Finish test.");
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syncingNode.reconnect(primary);
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quiesceModeFailPoint.off();
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rst.restart(syncSource);
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rst.stopSet();
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})();
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