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/**
* Tests forgetMigration cleanup behavior.
*
* @tags: [
* incompatible_with_macos,
* incompatible_with_windows_tls,
* requires_persistence,
* requires_replication,
* serverless,
* ]
*/
import {TenantMigrationTest} from "jstests/replsets/libs/tenant_migration_test.js";
import {
forgetMigrationAsync,
isShardMergeEnabled
} from "jstests/replsets/libs/tenant_migration_util.js";
load("jstests/libs/uuid_util.js"); // For extractUUIDFromObject().
load("jstests/libs/fail_point_util.js"); // For configureFailPoint().
load("jstests/libs/parallelTester.js"); // For Thread(), used for async forgetMigration.
load('jstests/replsets/rslib.js'); // 'createRstArgs'
const tenantMigrationTest = new TenantMigrationTest({
name: jsTestName(),
sharedOptions: {nodes: 2},
quickGarbageCollection: true,
});
const kTenantId = ObjectId().str;
const kReadPreference = {
mode: "primary"
};
const isShardMergeEnabledOnDonorPrimary =
isShardMergeEnabled(tenantMigrationTest.getDonorPrimary().getDB("admin"));
const oplogBufferCollectionName = (migrationIdString) =>
`repl.migration.oplog_${migrationIdString}`;
const donatedFilesCollectionName = (migrationIdString) => `donatedFiles.${migrationIdString}`;
const importMarkerCollName = (migrationIdString) => `importDoneMarker.${migrationIdString}`;
const assertTempCollectionsExist = (conn, migrationIdString) => {
const collections = conn.getDB("config").getCollectionNames();
assert(collections.includes(oplogBufferCollectionName(migrationIdString)), collections);
if (isShardMergeEnabledOnDonorPrimary) {
assert(collections.includes(donatedFilesCollectionName(migrationIdString)), collections);
assert.eq(1,
conn.getDB("local")
.getCollectionInfos({name: importMarkerCollName(migrationIdString)})
.length);
}
};
const assertTempCollectionsDoNotExist = (conn, migrationIdString) => {
const collections = conn.getDB("config").getCollectionNames();
assert(!collections.includes(oplogBufferCollectionName(migrationIdString)), collections);
if (isShardMergeEnabledOnDonorPrimary) {
assert(!collections.includes(donatedFilesCollectionName(migrationIdString)), collections);
assert.eq(0,
conn.getDB("local")
.getCollectionInfos({name: importMarkerCollName(migrationIdString)})
.length);
}
};
(() => {
jsTestLog("Test that expected collections are cleaned up when forgetting a migration.");
const kMigrationId = UUID();
const migrationOpts = {
migrationIdString: extractUUIDFromObject(kMigrationId),
tenantId: kTenantId,
readPreference: kReadPreference
};
TenantMigrationTest.assertCommitted(tenantMigrationTest.runMigration(
migrationOpts, {retryOnRetryableErrors: true, automaticForgetMigration: false}));
const fpBeforeDroppingTempCollections =
configureFailPoint(tenantMigrationTest.getRecipientPrimary(),
"fpBeforeDroppingTempCollections",
{action: "hang"});
jsTestLog("Issuing a forget migration command.");
const forgetMigrationThread = new Thread(forgetMigrationAsync,
migrationOpts.migrationIdString,
createRstArgs(tenantMigrationTest.getDonorRst()),
true /* retryOnRetryableErrors */);
forgetMigrationThread.start();
fpBeforeDroppingTempCollections.wait();
const recipientPrimary = tenantMigrationTest.getRecipientPrimary();
assertTempCollectionsExist(recipientPrimary, migrationOpts.migrationIdString);
fpBeforeDroppingTempCollections.off();
jsTestLog("Waiting for forget migration to complete.");
assert.commandWorked(forgetMigrationThread.returnData());
assertTempCollectionsDoNotExist(recipientPrimary, migrationOpts.migrationIdString);
tenantMigrationTest.waitForMigrationGarbageCollection(migrationOpts.migrationIdString);
})();
(() => {
jsTestLog(
"Tests whether the new recipient primary properly processes a forgetMigration when " +
"the original primary steps down after the migration is marked as garbage collectable.");
const kMigrationId = UUID();
const migrationOpts = {
migrationIdString: extractUUIDFromObject(kMigrationId),
tenantId: kTenantId,
readPreference: kReadPreference
};
TenantMigrationTest.assertCommitted(tenantMigrationTest.runMigration(
migrationOpts, {retryOnRetryableErrors: true, automaticForgetMigration: false}));
const fpBeforeDroppingTempCollections =
configureFailPoint(tenantMigrationTest.getRecipientPrimary(),
"fpBeforeDroppingTempCollections",
{action: "hang"});
jsTestLog("Issuing a forget migration command.");
const forgetMigrationThread = new Thread(forgetMigrationAsync,
migrationOpts.migrationIdString,
createRstArgs(tenantMigrationTest.getDonorRst()),
true /* retryOnRetryableErrors */);
forgetMigrationThread.start();
fpBeforeDroppingTempCollections.wait();
assertTempCollectionsExist(tenantMigrationTest.getRecipientPrimary(),
migrationOpts.migrationIdString);
jsTestLog("Stepping up a new recipient primary.");
tenantMigrationTest.getRecipientRst().stepUp(
tenantMigrationTest.getRecipientRst().getSecondaries()[0]);
fpBeforeDroppingTempCollections.off();
jsTestLog("Waiting for forget migration to complete.");
assert.commandWorked(forgetMigrationThread.returnData());
assertTempCollectionsDoNotExist(tenantMigrationTest.getRecipientPrimary(),
migrationOpts.migrationIdString);
tenantMigrationTest.waitForMigrationGarbageCollection(migrationOpts.migrationIdString);
})();
tenantMigrationTest.stop();
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