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/** Ensure that authorization system collections' indexes are correctly generated.
*
* This test requires users to persist across a restart.
* @tags: [requires_persistence]
*/
(function() {
let conn = MongoRunner.runMongod({smallfiles: ""});
let config = conn.getDB("config");
let db = conn.getDB("admin");
// TEST: User and role collections start off with no indexes
assert.eq(0, db.system.users.getIndexes().length);
assert.eq(0, db.system.roles.getIndexes().length);
// TEST: User and role creation generates indexes
db.createUser({user: "user", pwd: "pwd", roles: []});
assert.eq(2, db.system.users.getIndexes().length);
db.createRole({role: "role", privileges: [], roles: []});
assert.eq(2, db.system.roles.getIndexes().length);
// TEST: Destroying admin.system.users index and restarting will recreate it
assert.commandWorked(db.system.users.dropIndexes());
MongoRunner.stopMongod(conn);
conn = MongoRunner.runMongod({restart: conn, cleanData: false});
db = conn.getDB("admin");
assert.eq(2, db.system.users.getIndexes().length);
assert.eq(2, db.system.roles.getIndexes().length);
// TEST: Destroying admin.system.roles index and restarting will recreate it
assert.commandWorked(db.system.roles.dropIndexes());
MongoRunner.stopMongod(conn);
conn = MongoRunner.runMongod({restart: conn, cleanData: false});
db = conn.getDB("admin");
assert.eq(2, db.system.users.getIndexes().length);
assert.eq(2, db.system.roles.getIndexes().length);
// TEST: Destroying both authorization indexes and restarting will recreate them
assert.commandWorked(db.system.users.dropIndexes());
assert.commandWorked(db.system.roles.dropIndexes());
MongoRunner.stopMongod(conn);
conn = MongoRunner.runMongod({restart: conn, cleanData: false});
db = conn.getDB("admin");
assert.eq(2, db.system.users.getIndexes().length);
assert.eq(2, db.system.roles.getIndexes().length);
// Retain the current FCV so that it can be restored after the admin db is dropped.
const fcv =
assert.commandWorked(db.adminCommand({getParameter: 1, featureCompatibilityVersion: 1}))
.featureCompatibilityVersion.version;
// TEST: Destroying the admin.system.users index and restarting will recreate it, even if
// admin.system.roles does not exist
db.dropDatabase();
// Restore the featureCompatibilityVersion document since as of SERVER-29452, mongod fails to
// startup without such a document.
assert.commandWorked(db.runCommand({setFeatureCompatibilityVersion: fcv}));
db.createUser({user: "user", pwd: "pwd", roles: []});
assert.commandWorked(db.system.users.dropIndexes());
MongoRunner.stopMongod(conn);
conn = MongoRunner.runMongod({restart: conn, cleanData: false});
db = conn.getDB("admin");
assert.eq(2, db.system.users.getIndexes().length);
// TEST: Destroying the admin.system.roles index and restarting will recreate it, even if
// admin.system.users does not exist
db.dropDatabase();
// Restore the featureCompatibilityVersion document since as of SERVER-29452, mongod fails to
// startup without such a document.
assert.commandWorked(db.runCommand({setFeatureCompatibilityVersion: fcv}));
db.createRole({role: "role", privileges: [], roles: []});
assert.commandWorked(db.system.roles.dropIndexes());
MongoRunner.stopMongod(conn);
conn = MongoRunner.runMongod({restart: conn, cleanData: false});
db = conn.getDB("admin");
assert.eq(2, db.system.roles.getIndexes().length);
})();
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