mongo/jstests/sharding/resharding_build_index_metr...

67 lines
2.3 KiB
JavaScript

/**
* Tests that during resharding building index phase, we can see how many indexes to build and how
* many indexes are built.
*
* @tags: [
* requires_fcv_72,
* ]
*/
import {DiscoverTopology} from "jstests/libs/discover_topology.js";
import {configureFailPoint} from "jstests/libs/fail_point_util.js";
import {ReshardingTest} from "jstests/sharding/libs/resharding_test_fixture.js";
const reshardingTest = new ReshardingTest({numDonors: 2, enableElections: true});
reshardingTest.setup();
const kDbName = "reshardingDb";
const kCollName = "resharding_build_index_metrics";
const ns = kDbName + "." + kCollName;
const donorShardNames = reshardingTest.donorShardNames;
const sourceCollection = reshardingTest.createShardedCollection({
ns,
shardKeyPattern: {oldKey: 1},
chunks: [
{min: {oldKey: MinKey}, max: {oldKey: 0}, shard: donorShardNames[0]},
{min: {oldKey: 0}, max: {oldKey: MaxKey}, shard: donorShardNames[1]},
],
});
const mongos = sourceCollection.getMongo();
const topology = DiscoverTopology.findConnectedNodes(mongos);
const recipientShardNames = reshardingTest.recipientShardNames;
const recipient = new Mongo(topology.shards[recipientShardNames[0]].primary);
// Create an index on oldKey.
assert.commandWorked(
mongos.getCollection(ns).insert([
{oldKey: 1, newKey: -1},
{oldKey: 2, newKey: -2},
]),
);
assert.commandWorked(mongos.getCollection(ns).createIndex({oldKey: 1}));
const hangAfterInitializingIndexBuildFailPoint = configureFailPoint(recipient, "hangAfterInitializingIndexBuild");
reshardingTest.withReshardingInBackground(
{
newShardKeyPattern: {newKey: 1},
newChunks: [{min: {newKey: MinKey}, max: {newKey: MaxKey}, shard: recipientShardNames[0]}],
},
() => {
hangAfterInitializingIndexBuildFailPoint.wait();
jsTestLog("Entered building index phase, check currentOp");
const report = recipient.getDB("admin").currentOp({ns, desc: {$regex: "ReshardingMetricsRecipientService"}});
assert.eq(report.inprog.length, 1);
const curOp = report.inprog[0];
jsTestLog("Fetched currentOp: " + tojson(curOp));
// There should be 2 indexes in progress: oldKey and newKey.
assert.eq(curOp["indexesToBuild"] - curOp["indexesBuilt"], 2);
hangAfterInitializingIndexBuildFailPoint.off();
},
);
reshardingTest.teardown();