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// SERVER-5124
// The puporse of this test is to test authentication when adding/removing a shard. The test sets
// up a sharded system, then adds/removes a shard.
(function() {
'use strict';
// login method to login into the database
function login(userObj) {
var authResult = mongos.getDB(userObj.db).auth(userObj.username, userObj.password);
printjson(authResult);
}
// admin user object
var adminUser = { db: "admin", username: "foo", password: "bar" };
//set up a 2 shard cluster with keyfile
var st = new ShardingTest({ name: "auth_add_shard1", shards: 1,
mongos: 1, keyFile: "jstests/libs/key1" });
var mongos = st.s0;
var admin = mongos.getDB("admin");
print("1 shard system setup");
//add the admin user
print("adding user");
mongos.getDB(adminUser.db).createUser({ user: adminUser.username,
pwd: adminUser.password,
roles: jsTest.adminUserRoles});
//login as admin user
login(adminUser);
assert.eq(1, st.config.shards.count() , "initial server count wrong");
//start a mongod with NO keyfile
var conn = MongoRunner.runMongod({});
print(conn);
// --------------- Test 1 --------------------
// Add shard to the existing cluster (should fail because it was added without a keyfile)
printjson(assert.commandFailed(admin.runCommand({ addShard: conn.host })));
// stop mongod
MongoRunner.stopMongod(conn);
//--------------- Test 2 --------------------
//start mongod again, this time with keyfile
var conn = MongoRunner.runMongod({keyFile: "jstests/libs/key1"});
//try adding the new shard
assert.commandWorked(admin.runCommand({ addShard: conn.host }));
//Add some data
var db = mongos.getDB("foo");
var collA = mongos.getCollection("foo.bar");
// enable sharding on a collection
assert.commandWorked(admin.runCommand({ enableSharding: "" + collA.getDB() }));
st.ensurePrimaryShard("foo", "shard0000");
assert.commandWorked(admin.runCommand({ shardCollection: "" + collA, key: { _id: 1 } }));
// add data to the sharded collection
for (var i = 0; i < 4; i++) {
db.bar.save({ _id: i });
assert.commandWorked(admin.runCommand({ split: "" + collA, middle: { _id: i } }));
}
// move a chunk
assert.commandWorked(admin.runCommand({ moveChunk: "foo.bar", find: { _id: 1 }, to: "shard0001" }));
//verify the chunk was moved
admin.runCommand({ flushRouterConfig: 1 });
var config = mongos.getDB("config");
st.printShardingStatus(true);
// start balancer before removing the shard
st.startBalancer();
//--------------- Test 3 --------------------
// now drain the shard
assert.commandWorked(admin.runCommand({removeShard: conn.host}));
// give it some time to drain
assert.soon(function() {
var result = admin.runCommand({removeShard: conn.host});
printjson(result);
return result.ok && result.state == "completed";
}, "failed to drain shard completely", 5 * 60 * 1000);
assert.eq(1, st.config.shards.count() , "removed server still appears in count");
MongoRunner.stopMongod(conn);
st.stop();
})();
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