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path: root/jstests/sharding/shard_aware_primary_failover.js
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/**
 * Test that a new primary that gets elected will properly perform shard initialization.
 */

(function() {
    "use strict";

    var st = new ShardingTest({shards: 1});

    var replTest = new ReplSetTest({nodes: 3});
    replTest.startSet({shardsvr: ''});
    var nodes = replTest.nodeList();
    replTest.initiate({
        _id: replTest.name,
        members: [
            {_id: 0, host: nodes[0]},
            {_id: 1, host: nodes[1]},
            {_id: 2, host: nodes[2], arbiterOnly: true}
        ],
        protocolVersion: 1
    });

    var primaryConn = replTest.getPrimary();

    var shardIdentityDoc = {
        _id: 'shardIdentity',
        configsvrConnectionString: st.configRS.getURL(),
        shardName: 'newShard',
        clusterId: ObjectId()
    };

    assert.writeOK(primaryConn.getDB('admin')
                       .system.version.insert(shardIdentityDoc, {writeConcern: {w: 'majority'}}));

    replTest.stopMaster();
    replTest.waitForMaster();

    primaryConn = replTest.getPrimary();

    var res = primaryConn.getDB('admin').runCommand({shardingState: 1});

    assert(res.enabled);
    assert.eq(shardIdentityDoc.configsvrConnectionString, res.configServer);
    assert.eq(shardIdentityDoc.shardName, res.shardName);
    assert.eq(shardIdentityDoc.clusterId, res.clusterId);

    replTest.stopSet();

    st.stop();

})();