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/**
* Confirms that aborting a background index build on a secondary during step up does not leave the
* node in an inconsistent state.
*
* @tags: [
* requires_replication,
* ]
*/
(function() {
"use strict";
load("jstests/libs/fail_point_util.js");
load('jstests/noPassthrough/libs/index_build.js');
const rst = new ReplSetTest({
nodes: [
{},
{
slowms: 30000, // Don't log slow operations on secondary. See SERVER-44821.
},
]
});
rst.startSet();
rst.initiate();
const primary = rst.getPrimary();
const testDB = primary.getDB('test');
const coll = testDB.getCollection('test');
assert.commandWorked(coll.insert({a: 1}));
let secondary = rst.getSecondary();
IndexBuildTest.pauseIndexBuilds(secondary);
let waitForCommitReadinessFP =
configureFailPoint(primary, "hangIndexBuildAfterSignalPrimaryForCommitReadiness");
const awaitIndexBuild =
IndexBuildTest.startIndexBuild(primary, coll.getFullName(), {a: 1}, {background: true}, [
ErrorCodes.InterruptedDueToReplStateChange
]);
// When the index build starts, find its op id.
let secondaryDB = secondary.getDB(testDB.getName());
const opId = IndexBuildTest.waitForIndexBuildToStart(secondaryDB);
IndexBuildTest.assertIndexBuildCurrentOpContents(secondaryDB, opId, (op) => {
jsTestLog('Inspecting db.currentOp() entry for index build: ' + tojson(op));
assert.eq(coll.getFullName(),
op.ns,
'Unexpected ns field value in db.currentOp() result for index build: ' + tojson(op));
});
// Step up the secondary and hang the process.
assert.commandWorked(
secondary.adminCommand({configureFailPoint: "hangIndexBuildOnStepUp", mode: "alwaysOn"}));
// Wait for the index build to write the oplog entry indicating the primary is ready to commit.
waitForCommitReadinessFP.wait();
waitForCommitReadinessFP.off();
// Wait for replication to ensure the step up does not fail due to a lagged secondary.
rst.awaitReplication();
const awaitStepUp = startParallelShell(() => {
assert.commandWorked(db.adminCommand({replSetStepUp: 1}));
}, secondary.port);
awaitIndexBuild();
assert.commandWorked(secondary.adminCommand({
waitForFailPoint: "hangIndexBuildOnStepUp",
timesEntered: 1,
maxTimeMS: kDefaultWaitForFailPointTimeout
}));
// Kill the index build on the secondary as it is stepping up.
assert.commandWorked(secondaryDB.killOp(opId));
// Finish the step up.
assert.commandWorked(
secondary.adminCommand({configureFailPoint: "hangIndexBuildOnStepUp", mode: "off"}));
rst.waitForState(secondary, ReplSetTest.State.PRIMARY);
awaitStepUp();
// Wait for the index build to be aborted before asserting that it doesn't exist.
IndexBuildTest.waitForIndexBuildToStop(secondaryDB, coll.getName(), "a_1");
rst.awaitReplication();
IndexBuildTest.assertIndexes(coll, 1, ['_id_']);
const secondaryColl = secondaryDB.getCollection(coll.getName());
IndexBuildTest.assertIndexes(secondaryColl, 1, ['_id_']);
rst.stopSet();
})();
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