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/**
* Tests that retrying a failed tenant migration works even if the config.transactions on the
* recipient is not cleaned up after the failed migration.
*
* TODO SERVER-61231: aborts migration after sending recipientSyncData and starting
* cloning on recipient, adapt this test to handle file cleanup on recipient.
*
* @tags: [
* incompatible_with_macos,
* incompatible_with_shard_merge,
* incompatible_with_windows_tls,
* requires_majority_read_concern,
* requires_persistence,
* serverless,
* ]
*/
(function() {
"use strict";
load("jstests/replsets/libs/tenant_migration_test.js");
load("jstests/replsets/libs/tenant_migration_util.js");
load("jstests/replsets/rslib.js");
load("jstests/libs/uuid_util.js");
const tenantMigrationTest =
new TenantMigrationTest({name: jsTestName(), quickGarbageCollection: true});
const kTenantId = "testTenantId";
const kDbName = tenantMigrationTest.tenantDB(kTenantId, "testDB");
const kCollName = "testColl";
const donorPrimary = tenantMigrationTest.getDonorPrimary();
const recipientPrimary = tenantMigrationTest.getRecipientPrimary();
tenantMigrationTest.insertDonorDB(kDbName, kCollName, [{_id: 1}, {_id: 2}]);
let waitBeforeFetchingTransactions =
configureFailPoint(recipientPrimary, "fpBeforeFetchingCommittedTransactions", {action: "hang"});
const migrationId = UUID();
const migrationOpts = {
migrationIdString: extractUUIDFromObject(migrationId),
tenantId: kTenantId,
};
tenantMigrationTest.startMigration(migrationOpts);
waitBeforeFetchingTransactions.wait();
// Run transactions against the donor while the migration is running.
const session1 = donorPrimary.startSession();
const session2 = donorPrimary.startSession();
for (const session of [session1, session2]) {
jsTestLog("Running transaction with session " + tojson(session.getSessionId()));
session.startTransaction({writeConcern: {w: "majority"}});
assert.commandWorked(session.getDatabase(kDbName)[kCollName].updateMany(
{}, {$push: {transactions: session.getSessionId()}}));
assert.commandWorked(session.commitTransaction_forTesting());
}
// Run retryable writes against the donor while the migration is running.
const lsid1 = {
id: UUID()
};
const lsid2 = {
id: UUID()
};
for (const lsid of [lsid1, lsid2]) {
jsTestLog("Running retryable writes with lsid " + tojson(lsid));
assert.commandWorked(donorPrimary.getDB(kDbName).runCommand({
update: kCollName,
updates: [
{q: {_id: 1}, u: {$push: {retryableWrites: lsid}}},
{q: {_id: 2}, u: {$push: {retryableWrites: lsid}}},
],
txnNumber: NumberLong(0),
lsid: lsid
}));
}
// Abort the first migration.
const abortFp = configureFailPoint(donorPrimary, "abortTenantMigrationBeforeLeavingBlockingState");
waitBeforeFetchingTransactions.off();
TenantMigrationTest.assertAborted(tenantMigrationTest.waitForMigrationToComplete(migrationOpts));
tenantMigrationTest.forgetMigration(migrationOpts.migrationIdString);
tenantMigrationTest.waitForMigrationGarbageCollection(migrationId, kTenantId);
abortFp.off();
// Clean up tenant data after a failed migration.
assert.commandWorked(recipientPrimary.getDB(kDbName).dropDatabase());
waitBeforeFetchingTransactions =
configureFailPoint(recipientPrimary, "fpBeforeFetchingCommittedTransactions", {action: "hang"});
// Retry the migration.
tenantMigrationTest.startMigration(migrationOpts);
waitBeforeFetchingTransactions.wait();
// Run a newer transaction on session2 during the migration.
session2.startTransaction({writeConcern: {w: "majority"}});
assert.commandWorked(session2.getDatabase(kDbName)[kCollName].updateMany(
{}, {$push: {retryMigration: session2.getSessionId()}}));
assert.commandWorked(session2.commitTransaction_forTesting());
// Run a newer retryable write with lsid2 during the migration.
assert.commandWorked(donorPrimary.getDB(kDbName).runCommand({
update: kCollName,
updates: [
{q: {_id: 1}, u: {$push: {retryMigration: lsid2}}},
{q: {_id: 2}, u: {$push: {retryMigration: lsid2}}},
],
txnNumber: NumberLong(1),
lsid: lsid2
}));
waitBeforeFetchingTransactions.off();
TenantMigrationTest.assertCommitted(tenantMigrationTest.waitForMigrationToComplete(migrationOpts));
// Retrying commitTransaction against the recipient.
assert.commandWorked(recipientPrimary.adminCommand({
commitTransaction: 1,
lsid: session1.getSessionId(),
txnNumber: NumberLong(0),
autocommit: false
}));
assert.commandWorked(recipientPrimary.adminCommand({
commitTransaction: 1,
lsid: session2.getSessionId(),
txnNumber: NumberLong(1),
autocommit: false
}));
// Retrying retryable writes against the recipient.
assert.commandWorked(recipientPrimary.getDB(kDbName).runCommand({
update: kCollName,
updates: [
{q: {_id: 1}, u: {$push: {retryableWrites: lsid1}}},
{q: {_id: 2}, u: {$push: {retryableWrites: lsid1}}},
],
txnNumber: NumberLong(0),
lsid: lsid1
}));
assert.commandWorked(recipientPrimary.getDB(kDbName).runCommand({
update: kCollName,
updates: [
{q: {_id: 1}, u: {$push: {retryMigration: lsid2}}},
{q: {_id: 2}, u: {$push: {retryMigration: lsid2}}},
],
txnNumber: NumberLong(1),
lsid: lsid2
}));
// The dbhash between the donor and the recipient should still match after retrying
// commitTransaction and the retryable writes because they should be noop.
TenantMigrationUtil.checkTenantDBHashes(
tenantMigrationTest.getDonorRst(), tenantMigrationTest.getRecipientRst(), kTenantId);
tenantMigrationTest.stop();
})();
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