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/**
* Tests the options used to create a clustered collection. Validates the created collection's
* listIndexes and listCollections outputs and ensures the clusteredIndex cannot be dropped
* regardless of the create options used.
* Covers clustering on {_id: 1} for replicated collections, and clustering on non-_id fields for
* non-replicated collections.
*
* @tags: [
* requires_fcv_51,
* assumes_against_mongod_not_mongos,
* assumes_no_implicit_collection_creation_after_drop,
* does_not_support_stepdowns,
* ]
*/
(function() {
"use strict";
load("jstests/libs/clustered_collection_util.js");
if (!ClusteredCollectionUtil.areClusteredIndexesEnabled(db.getMongo())) {
jsTestLog('Skipping test because the clustered indexes feature flag is disabled');
return;
}
// Cannot create an index with the same key as the cluster key
const validateClusteredIndexAlreadyExists = function(db, collName, fullCreateOptions) {
const clusterKey = fullCreateOptions.clusteredIndex.key;
const res = db[collName].createIndex(clusterKey);
assert.commandFailedWithCode(res, ErrorCodes.CannotCreateIndex);
const clusterKeyField = Object.keys(clusterKey)[0];
if (clusterKeyField == "_id") {
assert(res.errmsg.includes("cannot create the _id index on a clustered collection"));
} else {
assert(res.errmsg.includes("cannot create an index with the same key as the cluster key"));
}
};
// It is illegal to drop the clusteredIndex. Verify that the various ways of dropping the
// clusteredIndex fail accordingly.
const validateClusteredIndexUndroppable = function(db, collName, fullCreateOptions) {
const expectedIndexName = fullCreateOptions.clusteredIndex.name;
const expectedIndexKey = fullCreateOptions.clusteredIndex.key;
assert.commandFailedWithCode(db[collName].dropIndex(expectedIndexKey), 5979800);
assert.commandFailedWithCode(db[collName].dropIndex(expectedIndexName), 5979800);
assert.commandFailedWithCode(db.runCommand({dropIndexes: collName, index: [expectedIndexName]}),
5979800);
};
const validateCreatedCollection = function(db, collName, createOptions) {
// Upon creating a collection, fields absent in the user provided create options are filled in
// with default values. The fullCreateOptions should contain default values for the fields not
// specified by the user.
const fullCreateOptions = ClusteredCollectionUtil.constructFullCreateOptions(createOptions);
ClusteredCollectionUtil.validateListCollections(db, collName, fullCreateOptions);
ClusteredCollectionUtil.validateListIndexes(db, collName, fullCreateOptions);
validateClusteredIndexAlreadyExists(db, collName, fullCreateOptions);
validateClusteredIndexUndroppable(db, collName, fullCreateOptions);
};
/**
* Creates, validates, and drops a clustered collection with the provided createOptions.
*/
const runSuccessfulCreate = function(db, coll, createOptions) {
assert.commandWorked(db.createCollection(coll.getName(), createOptions));
validateCreatedCollection(db, coll.getName(), createOptions);
coll.drop();
};
const replicatedDB = db.getSiblingDB(jsTestName());
const nonReplicatedDB = db.getSiblingDB('local');
const replicatedColl = replicatedDB.coll;
const nonReplicatedColl = nonReplicatedDB.coll;
replicatedColl.drop();
nonReplicatedColl.drop();
runSuccessfulCreate(replicatedDB, replicatedColl, {clusteredIndex: {key: {_id: 1}, unique: true}});
runSuccessfulCreate(
nonReplicatedDB, nonReplicatedColl, {clusteredIndex: {key: {ts: 1}, unique: true}});
runSuccessfulCreate(replicatedDB,
replicatedColl,
{clusteredIndex: {key: {_id: 1}, unique: true}, expireAfterSeconds: 5});
runSuccessfulCreate(nonReplicatedDB,
nonReplicatedColl,
{clusteredIndex: {key: {_id: 1}, unique: true}, expireAfterSeconds: 5});
runSuccessfulCreate(nonReplicatedDB,
nonReplicatedColl,
{clusteredIndex: {key: {ts: 1}, unique: true}, expireAfterSeconds: 5});
runSuccessfulCreate(replicatedDB,
replicatedColl,
{clusteredIndex: {key: {_id: 1}, name: "index_on_id", unique: true}});
runSuccessfulCreate(nonReplicatedDB,
nonReplicatedColl,
{clusteredIndex: {key: {_id: 1}, name: "index_on_id", unique: true}});
runSuccessfulCreate(nonReplicatedDB,
nonReplicatedColl,
{clusteredIndex: {key: {ts: 1}, name: "index_on_ts", unique: true}});
runSuccessfulCreate(replicatedDB,
replicatedColl,
{clusteredIndex: {key: {_id: 1}, name: "index_on_id", unique: true, v: 2}});
runSuccessfulCreate(nonReplicatedDB,
nonReplicatedColl,
{clusteredIndex: {key: {_id: 1}, name: "index_on_id", unique: true, v: 2}});
runSuccessfulCreate(nonReplicatedDB,
nonReplicatedColl,
{clusteredIndex: {key: {ts: 1}, name: "index_on_ts", unique: true, v: 2}});
// Validate that it's not possible to create a clustered collection as a view.
assert.commandFailedWithCode(
replicatedDB.createCollection(
replicatedColl.getName(),
{clusteredIndex: {key: {_id: 1}, unique: true}, viewOn: "sourceColl"}),
6026500);
assert.commandFailedWithCode(
nonReplicatedDB.createCollection(
nonReplicatedColl.getName(),
{clusteredIndex: {key: {ts: 1}, unique: true}, viewOn: "sourceColl"}),
6026500);
// Validate that it's not possible to create a clustered collection with {autoIndexId: false}.
assert.commandFailedWithCode(
replicatedDB.createCollection(
replicatedColl.getName(),
{clusteredIndex: {key: {_id: 1}, unique: true}, autoIndexId: false}),
6026501);
assert.commandFailedWithCode(
nonReplicatedDB.createCollection(
nonReplicatedColl.getName(),
{clusteredIndex: {key: {ts: 1}, unique: true}, autoIndexId: false}),
6026501);
// 'unique' field must be present and set to true
assert.commandFailedWithCode(
replicatedDB.createCollection(replicatedColl.getName(), {clusteredIndex: {key: {_id: 1}}}),
40414);
assert.commandFailedWithCode(
nonReplicatedDB.createCollection(nonReplicatedColl.getName(), {clusteredIndex: {key: {ts: 1}}}),
40414);
assert.commandFailedWithCode(
replicatedDB.createCollection(replicatedColl.getName(),
{clusteredIndex: {key: {_id: 1}, unique: false}}),
5979700);
assert.commandFailedWithCode(
nonReplicatedDB.createCollection(nonReplicatedColl.getName(),
{clusteredIndex: {key: {ts: 1}, unique: false}}),
5979700);
assert.commandFailedWithCode(
replicatedDB.createCollection(replicatedColl.getName(),
{clusteredIndex: {key: {randKey: 1}, unique: true}}),
5979701);
assert.commandWorked(nonReplicatedDB.createCollection(
nonReplicatedColl.getName(), {clusteredIndex: {key: {randKey: 1}, unique: true}}));
nonReplicatedColl.drop();
assert.commandFailedWithCode(
replicatedDB.createCollection(replicatedColl.getName(),
{clusteredIndex: {key: {ts: 1}, unique: true}}),
5979701);
// Validate that arbitrary cluster keys must not be compounded, must not have nested fields, and
// that the key must have a value of 1.
assert.commandFailedWithCode(
nonReplicatedDB.createCollection(nonReplicatedColl.getName(),
{clusteredIndex: {key: {ts: 1, a: 1}, unique: true}}),
6053700);
assert.commandFailedWithCode(
nonReplicatedDB.createCollection(nonReplicatedColl.getName(),
{clusteredIndex: {key: {'ts.a': 1}, unique: true}}),
6053701);
assert.commandFailedWithCode(
nonReplicatedDB.createCollection(nonReplicatedColl.getName(),
{clusteredIndex: {key: {ts: -1}, unique: true}}),
6053702);
assert.commandFailedWithCode(
nonReplicatedDB.createCollection(nonReplicatedColl.getName(),
{clusteredIndex: {key: {ts: {a: 1}}, unique: true}}),
6053702);
// Clustered index legacy format { clusteredIndex: <bool> } is only supported on certain internal
// namespaces (e.g time-series buckets collections). Additionally, collections that support the
// legacy format are prohibited from using the other format.
const bucketsCollName = 'system.buckets.' + replicatedColl.getName();
assert.commandFailedWithCode(
replicatedDB.createCollection(bucketsCollName, {clusteredIndex: {key: {_id: 1}, unique: true}}),
5979703);
assert.commandFailedWithCode(
replicatedDB.createCollection(replicatedColl.getName(), {clusteredIndex: true}), 5979703);
assert.commandFailedWithCode(
replicatedDB.createCollection(replicatedColl.getName(),
{clusteredIndex: {key: {_id: 1}, unique: true, randField: 1}}),
40415);
assert.commandFailedWithCode(
nonReplicatedDB.createCollection(nonReplicatedColl.getName(),
{clusteredIndex: {key: {ts: 1}, unique: true, randField: 1}}),
40415);
assert.commandFailedWithCode(
replicatedDB.createCollection(replicatedColl.getName(),
{clusteredIndex: {key: {_id: 1}, unique: true, v: 12345}}),
5979704);
assert.commandFailedWithCode(
nonReplicatedDB.createCollection(nonReplicatedColl.getName(),
{clusteredIndex: {key: {ts: 1}, unique: true, v: 12345}}),
5979704);
// Invalid 'expireAfterSeconds'.
assert.commandFailedWithCode(
replicatedDB.createCollection(
replicatedColl.getName(),
{clusteredIndex: {key: {_id: 1}, unique: true}, expireAfterSeconds: -10}),
ErrorCodes.InvalidOptions);
assert.commandFailedWithCode(
nonReplicatedDB.createCollection(
nonReplicatedColl.getName(),
{clusteredIndex: {key: {ts: 1}, unique: true}, expireAfterSeconds: -10}),
ErrorCodes.InvalidOptions);
})();
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