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/**
* Confirms that background index builds on a primary can be aborted using killop.
* @tags: [
* requires_replication,
* ]
*/
(function() {
"use strict";
load('jstests/noPassthrough/libs/index_build.js');
const rst = new ReplSetTest({
nodes: [
{},
{
// Disallow elections on secondary.
rsConfig: {
priority: 0,
votes: 0,
},
},
]
});
const nodes = rst.startSet();
rst.initiate();
const primary = rst.getPrimary();
const testDB = primary.getDB('test');
const coll = testDB.getCollection('test');
assert.commandWorked(coll.insert({a: 1}));
IndexBuildTest.pauseIndexBuilds(primary);
const createIdx =
IndexBuildTest.startIndexBuild(primary, coll.getFullName(), {a: 1}, {background: true});
// When the index build starts, find its op id.
const opId = IndexBuildTest.waitForIndexBuildToScanCollection(testDB, coll.getName(), 'a_1');
IndexBuildTest.assertIndexBuildCurrentOpContents(testDB, opId, (op) => {
jsTestLog('Inspecting db.currentOp() entry for index build: ' + tojson(op));
assert.eq(
undefined,
op.connectionId,
'Was expecting IndexBuildsCoordinator op; found db.currentOp() for connection thread instead: ' +
tojson(op));
assert.eq(coll.getFullName(),
op.ns,
'Unexpected ns field value in db.currentOp() result for index build: ' + tojson(op));
});
// Index build should be present in the config.system.indexBuilds collection.
const indexMap =
IndexBuildTest.assertIndexes(coll, 2, ["_id_"], ["a_1"], {includeBuildUUIDs: true});
const indexBuildUUID = indexMap['a_1'].buildUUID;
assert(primary.getCollection('config.system.indexBuilds').findOne({_id: indexBuildUUID}));
// Kill the index builder thread.
assert.commandWorked(testDB.killOp(opId));
// Wait for the index build to stop from the killop signal.
try {
IndexBuildTest.waitForIndexBuildToStop(testDB);
} finally {
IndexBuildTest.resumeIndexBuilds(primary);
}
const exitCode = createIdx({checkExitSuccess: false});
assert.neq(0, exitCode, 'expected shell to exit abnormally due to index build being terminated');
// Check that no new index has been created. This verifies that the index build was aborted
// rather than successfully completed.
IndexBuildTest.assertIndexes(coll, 1, ['_id_']);
const cmdNs = testDB.getCollection('$cmd').getFullName();
let ops = rst.dumpOplog(primary, {op: 'c', ns: cmdNs, 'o.startIndexBuild': coll.getName()});
assert.eq(1, ops.length, 'incorrect number of startIndexBuild oplog entries: ' + tojson(ops));
ops = rst.dumpOplog(primary, {op: 'c', ns: cmdNs, 'o.abortIndexBuild': coll.getName()});
assert.eq(1, ops.length, 'incorrect number of abortIndexBuild oplog entries: ' + tojson(ops));
ops = rst.dumpOplog(primary, {op: 'c', ns: cmdNs, 'o.commitIndexBuild': coll.getName()});
assert.eq(0, ops.length, 'incorrect number of commitIndexBuild oplog entries: ' + tojson(ops));
// Index build should be removed from the config.system.indexBuilds collection.
assert.isnull(primary.getCollection('config.system.indexBuilds').findOne({_id: indexBuildUUID}));
rst.stopSet();
})();
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