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// Test that a user is not allowed to getMore a cursor they did not create, and that such a failed
// getMore will leave the cursor unaffected, so that a subsequent getMore by the original author
// will work.
// @tags: [requires_sharding]

(function() {
const st = new ShardingTest({shards: 2, config: 1, other: {keyFile: "jstests/libs/key1"}});
const kDBName = "test";
const adminDB = st.s.getDB('admin');
const testDB = st.s.getDB(kDBName);

jsTest.authenticate(st.shard0);

const adminUser = {
    db: "admin",
    username: "foo",
    password: "bar"
};
const userA = {
    db: "test",
    username: "a",
    password: "pwd"
};
const userB = {
    db: "test",
    username: "b",
    password: "pwd"
};

function login(userObj) {
    st.s.getDB(userObj.db).auth(userObj.username, userObj.password);
}

function logout(userObj) {
    st.s.getDB(userObj.db).runCommand({logout: 1});
}

adminDB.createUser(
    {user: adminUser.username, pwd: adminUser.password, roles: jsTest.adminUserRoles});

login(adminUser);

let coll = testDB.security_501;
coll.drop();

for (let i = 0; i < 100; i++) {
    assert.commandWorked(coll.insert({_id: i}));
}

// Create our two users.
for (let user of [userA, userB]) {
    testDB.createUser({
        user: user.username,
        pwd: user.password,
        roles: [{role: "readWriteAnyDatabase", db: "admin"}]
    });
}
logout(adminUser);

// As userA, run a find and get a cursor.
login(userA);
const cursorID =
    assert.commandWorked(testDB.runCommand({find: coll.getName(), batchSize: 2})).cursor.id;
logout(userA);

// As userB, attempt to getMore the cursor ID.
login(userB);
assert.commandFailed(testDB.runCommand({getMore: cursorID, collection: coll.getName()}));
logout(userB);

// As user A again, try to getMore the cursor.
login(userA);
assert.commandWorked(testDB.runCommand({getMore: cursorID, collection: coll.getName()}));
logout(userA);

st.stop();
})();