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/**
* Tests dropping the donor and recipient state doc collections in the middle of a tenant migration.
*
* @tags: [requires_fcv_47, requires_majority_read_concern, requires_persistence,
* incompatible_with_eft, incompatible_with_windows_tls]
*/
(function() {
"use strict";
load("jstests/libs/fail_point_util.js");
load("jstests/libs/uuid_util.js");
load("jstests/replsets/libs/tenant_migration_test.js");
load("jstests/replsets/libs/tenant_migration_util.js");
const kMigrationFpNames = [
"pauseTenantMigrationAfterPersistingInitialDonorStateDoc",
"pauseTenantMigrationBeforeLeavingDataSyncState",
"pauseTenantMigrationBeforeLeavingBlockingState",
"abortTenantMigrationBeforeLeavingBlockingState",
null,
];
const kTenantId = "testTenantId";
let testNum = 0;
function makeTenantId() {
return kTenantId + testNum++;
}
function makeMigrationOpts(tenantMigrationTest, tenantId) {
return {
migrationIdString: extractUUIDFromObject(UUID()),
tenantId: tenantId,
recipientConnString: tenantMigrationTest.getRecipientConnString()
};
}
/**
* Starts a migration and then either waits for the failpoint or lets the migration run to
* completion. Next, drops the donor and/or recipient state doc collections and asserts that the
* migration is no longer running on the donor and/or recipient. Then, retries the migration (with a
* different migration id if 'retryWithDifferentMigrationId' is true) and verifies that the retry
* succeeds or fails as expected.
*/
function testDroppingStateDocCollections(tenantMigrationTest, fpName, {
dropDonorsCollection = false,
dropRecipientsCollection = false,
retryWithDifferentMigrationId = false,
expectedRunMigrationError,
expectedForgetMigrationError,
expectedAbortReason
}) {
assert(dropDonorsCollection || dropRecipientsCollection);
jsTest.log(`Testing with failpoint: ${fpName} dropDonorsCollection: ${
dropDonorsCollection}, dropRecipientsCollection: ${
dropRecipientsCollection}, retryWithDifferentMigrationId: ${
retryWithDifferentMigrationId}`);
const tenantId = makeTenantId();
const migrationOptsBeforeDrop = makeMigrationOpts(tenantMigrationTest, tenantId);
let donorPrimary = tenantMigrationTest.getDonorPrimary();
let recipientPrimary = tenantMigrationTest.getRecipientPrimary();
let fp;
if (fpName) {
fp = configureFailPoint(donorPrimary, fpName, {tenantId: tenantId});
assert.commandWorked(
tenantMigrationTest.startMigration(migrationOptsBeforeDrop,
false /* retryOnRetryableErrors */,
false /* automaticForgetMigration */));
fp.wait();
} else {
assert.commandWorked(
tenantMigrationTest.runMigration(migrationOptsBeforeDrop,
false /* retryOnRetryableErrors */,
false /* automaticForgetMigration */));
}
if (dropDonorsCollection) {
assert(donorPrimary.getCollection(TenantMigrationTest.kConfigDonorsNS).drop());
let donorDoc = donorPrimary.getCollection(TenantMigrationTest.kConfigDonorsNS).findOne({
tenantId: tenantId
});
assert.eq(donorDoc, null);
const currOpDonor = assert.commandWorked(
donorPrimary.adminCommand({currentOp: true, desc: "tenant donor migration"}));
assert.eq(currOpDonor.inprog.length, 0);
// Trigger stepup to allow the donor service to rebuild.
assert.commandWorked(donorPrimary.adminCommand({replSetStepDown: 30, force: true}));
donorPrimary = tenantMigrationTest.getDonorRst().getPrimary();
}
if (dropRecipientsCollection) {
assert(recipientPrimary.getCollection(TenantMigrationTest.kConfigRecipientsNS).drop({
writeConcern: {w: "majority"}
}));
let recipientDoc =
recipientPrimary.getCollection(TenantMigrationTest.kConfigRecipientsNS).findOne({
tenantId: tenantId
});
assert.eq(recipientDoc, null);
const currOpRecipient = assert.commandWorked(
recipientPrimary.adminCommand({currentOp: true, desc: "tenant recipient migration"}));
assert.eq(currOpRecipient.inprog.length, 0);
// Trigger stepup to allow the recipient service to rebuild.
assert.commandWorked(recipientPrimary.adminCommand({replSetStepDown: 30, force: true}));
recipientPrimary = tenantMigrationTest.getRecipientRst().getPrimary();
}
if (fp) {
fp.off();
}
const migrationOptsAfterDrop = retryWithDifferentMigrationId
? makeMigrationOpts(tenantMigrationTest, tenantId)
: migrationOptsBeforeDrop;
const runMigrationRes = tenantMigrationTest.runMigration(migrationOptsAfterDrop,
false /* retryOnRetryableErrors */,
false /* automaticForgetMigration */);
if (expectedRunMigrationError) {
assert.commandFailedWithCode(runMigrationRes, expectedRunMigrationError);
} else {
assert.commandWorked(runMigrationRes);
if (expectedAbortReason) {
assert.eq(runMigrationRes.state, TenantMigrationTest.DonorState.kAborted);
assert.eq(runMigrationRes.abortReason.code, expectedAbortReason);
} else {
assert.eq(runMigrationRes.state, TenantMigrationTest.DonorState.kCommitted);
}
const forgetMigrationRes =
tenantMigrationTest.forgetMigration(migrationOptsAfterDrop.migrationIdString);
if (expectedForgetMigrationError) {
assert.commandFailedWithCode(forgetMigrationRes, expectedForgetMigrationError);
} else {
assert.commandWorked(forgetMigrationRes);
tenantMigrationTest.waitForMigrationGarbageCollection(
UUID(migrationOptsAfterDrop.migrationIdString));
}
}
if (retryWithDifferentMigrationId && !dropDonorsCollection) {
assert(dropRecipientsCollection);
// The original migration will still run to completion after the recipient service rebuilds
// since the donor will retry the recipientSyncData command on Interrupted error. Wait for
// the migration to complete and clean up to avoid concurrent migrations when the next test
// case starts.
assert.commandWorked(
tenantMigrationTest.waitForMigrationToComplete(migrationOptsBeforeDrop));
assert.commandWorked(
tenantMigrationTest.forgetMigration(migrationOptsBeforeDrop.migrationIdString));
tenantMigrationTest.waitForMigrationGarbageCollection(
UUID(migrationOptsAfterDrop.migrationIdString));
}
}
const tenantMigrationTest = new TenantMigrationTest({
name: jsTestName(),
sharedOptions: {
setParameter: {
tenantMigrationGarbageCollectionDelayMS: 1,
ttlMonitorSleepSecs: 1,
}
},
initiateRstWithHighElectionTimeout: false
});
if (!tenantMigrationTest.isFeatureFlagEnabled()) {
jsTestLog("Skipping test because the tenant migrations feature flag is disabled");
return;
}
jsTest.log("Test dropping donor and recipient state doc collections during a migration.");
kMigrationFpNames.forEach(fpName => {
testDroppingStateDocCollections(
tenantMigrationTest, fpName, {dropDonorsCollection: true, dropRecipientsCollection: true});
testDroppingStateDocCollections(tenantMigrationTest, fpName, {
dropDonorsCollection: true,
dropRecipientsCollection: true,
retryWithDifferentMigrationId: true
});
testDroppingStateDocCollections(tenantMigrationTest, fpName, {
dropDonorsCollection: false,
dropRecipientsCollection: true,
expectedAbortReason: (fpName == "abortTenantMigrationBeforeLeavingBlockingState")
? ErrorCodes.InternalError
: null
});
testDroppingStateDocCollections(tenantMigrationTest, fpName, {
dropDonorsCollection: false,
dropRecipientsCollection: true,
retryWithDifferentMigrationId: true,
// The original migration is still running on the donor so the retry is expected to fail
// with ConflictingOperationInProgress.
expectedRunMigrationError: ErrorCodes.ConflictingOperationInProgress
});
const sentBlockTimestampToRecipient =
(!fpName || fpName == "pauseTenantMigrationBeforeLeavingBlockingState" ||
fpName == "abortTenantMigrationBeforeLeavingBlockingState");
testDroppingStateDocCollections(tenantMigrationTest, fpName, {
dropDonorsCollection: true,
dropRecipientsCollection: false,
// The retry causes the donor to restart the migration and send a different
// returnAfterReachingTimestamp/blockTimestamp to the recipient, which is illegal.
expectedAbortReason: sentBlockTimestampToRecipient ? ErrorCodes.IllegalOperation : null
});
const originalMigrationStartedOnRecipient =
fpName != "pauseTenantMigrationAfterPersistingInitialDonorStateDoc";
testDroppingStateDocCollections(tenantMigrationTest, fpName, {
dropDonorsCollection: true,
dropRecipientsCollection: false,
retryWithDifferentMigrationId: true,
// If the original migration has started running on the recipient, the retry will lead to
// a conflicting migration.
expectedAbortReason:
originalMigrationStartedOnRecipient ? ErrorCodes.ConflictingOperationInProgress : null,
expectedForgetMigrationError:
originalMigrationStartedOnRecipient ? ErrorCodes.ConflictingOperationInProgress : null
});
});
tenantMigrationTest.stop();
})();
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