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/**
*
* Tests that we can't run concurrent shard splits.
* @tags: [requires_fcv_62, serverless]
*/
import {ShardSplitTest} from "jstests/serverless/libs/shard_split_test.js";
load("jstests/libs/fail_point_util.js"); // for "configureFailPoint"
const tenantIds = [ObjectId(), ObjectId()];
function commitShardSplitConcurrently() {
const test = new ShardSplitTest({quickGarbageCollection: true});
test.addRecipientNodes();
const donorPrimary = test.donor.getPrimary();
const fp = configureFailPoint(donorPrimary.getDB("admin"), "pauseShardSplitAfterBlocking");
const fpAfterDecision =
configureFailPoint(donorPrimary.getDB("admin"), "pauseShardSplitAfterDecision");
const operation = test.createSplitOperation(tenantIds);
const splitThread = operation.commitAsync();
fp.wait();
// fails because there is an ongoing shard split in blocking state.
assert.commandFailedWithCode(donorPrimary.adminCommand({
commitShardSplit: 1,
migrationId: UUID(),
tenantIds: [ObjectId(), ObjectId()],
recipientTagName: test.recipientTagName,
recipientSetName: test.recipientSetName
}),
117); // ConflictingOperationInProgress
fp.off();
// blocks before processing any `forgetShardSplit` command.
fpAfterDecision.wait();
const forgetThread = operation.forgetAsync();
// fails because the commitShardSplit hasn't be garbage collected yet.
assert.commandFailedWithCode(donorPrimary.adminCommand({
commitShardSplit: 1,
migrationId: UUID(),
tenantIds: [ObjectId(), ObjectId()], // re use one tenantid
recipientTagName: test.recipientTagName,
recipientSetName: test.recipientSetName
}),
117); // ConflictingOperationInProgress
fpAfterDecision.off();
assert.commandWorked(splitThread.returnData());
assert.commandWorked(forgetThread.returnData());
test.cleanupSuccesfulCommitted(operation.migrationId, tenantIds);
// another split operation can start after garbage collection of the previous one.
test.addRecipientNodes();
assert.commandWorked(donorPrimary.adminCommand({
commitShardSplit: 1,
migrationId: UUID(),
tenantIds: [ObjectId(), ObjectId()],
recipientTagName: test.recipientTagName,
recipientSetName: test.recipientSetName
}));
test.stop();
}
commitShardSplitConcurrently();
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