124 lines
3.2 KiB
JavaScript
124 lines
3.2 KiB
JavaScript
//Test for SERVER-3650 (rollback from slave)
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if (0) { // enable for SERVER-3772
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var num = 7;
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var host = getHostName();
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var name = "rollback4";
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var replTest = new ReplSetTest( {name: name, nodes: num} );
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var config = replTest.getReplSetConfig();
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// set preferred masters
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config.members[0].priority = 3
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config.members[6].priority = 2
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// all other are 1
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var nodes = replTest.startSet();
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replTest.initiate(config);
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replTest.awaitReplication()
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replTest.bridge();
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replTest.waitForMaster();
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var master = replTest.getMaster();
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printjson(master.adminCommand("replSetGetStatus"));
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var mColl = master.getCollection('test.foo');
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assert.writeOK(mColl.insert({}, { writeConcern: { w: 7, wtimeout: 30*1000 }}));
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printjson(master.adminCommand("replSetGetStatus"));
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// partition 012 | 3456 with 0 and 6 the old and new master
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printjson({startPartition: new Date()});
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replTest.partition(0,3)
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replTest.partition(0,4)
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replTest.partition(0,5)
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replTest.partition(0,6)
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replTest.partition(1,3)
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replTest.partition(1,4)
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replTest.partition(1,5)
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replTest.partition(1,6)
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replTest.partition(2,3)
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replTest.partition(2,4)
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replTest.partition(2,5)
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replTest.partition(2,6)
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printjson({endPartition: new Date()});
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var gotThrough = 0
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try {
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while (true){
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res = mColl.insert({}, { writeConcern: { w: 3 }});
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if (res.hasWriteErrors())
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break;
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gotThrough++;
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}
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}
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catch (e) {
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print("caught exception: " + tojson(e));
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}
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printjson({gotThrough: gotThrough});
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printjson({cantWriteOldPrimary: new Date()});
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printjson(master.adminCommand("replSetGetStatus"));
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assert(gotThrough > 0, "gotOneThrough");
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sleep(5*1000); // make sure new seconds field in opTime
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replTest.waitForMaster();
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var master2 = replTest.getMaster();
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printjson(master2.adminCommand("replSetGetStatus"));
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var m2Coll = master2.getCollection('test.foo');
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var sentinel = {_id: 'sentinel'} // used to detect which master's data is used
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assert.writeOK(m2Coll.insert(sentinel, { writeConcern: { w: 4, wtimeout: 30*1000 }}));
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printjson(master2.adminCommand("replSetGetStatus"));
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m2Coll.insert({}); // this shouldn't be necessary but the next GLE doesn't work without it
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printjson({startUnPartition: new Date()});
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replTest.unPartition(0,3)
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replTest.unPartition(0,4)
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replTest.unPartition(0,5)
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replTest.unPartition(0,6)
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replTest.unPartition(1,3)
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replTest.unPartition(1,4)
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replTest.unPartition(1,5)
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replTest.unPartition(1,6)
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replTest.unPartition(2,3)
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replTest.unPartition(2,4)
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replTest.unPartition(2,5)
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replTest.unPartition(2,6)
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printjson({endUnPartition: new Date()});
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assert.soon(function() {
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try {
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m2Coll.insert({}, { writeConcern: { w: 7, wtimeout: 10*1000 }});
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return true;
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}
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catch (e) {
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print("getLastError returned an exception; retrying: " + tojson(e));
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return false;
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}
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});
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printjson(master2.adminCommand("replSetGetStatus"));
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assert.soon(function() {return master.adminCommand('isMaster').ismaster},
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"Node 0 back to primary",
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60*1000/*needs to be longer than LeaseTime*/);
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printjson(master.adminCommand("replSetGetStatus"));
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// make sure old master rolled back to new master
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assert.eq(m2Coll.count(sentinel), 1, "check sentinal on node 6");
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assert.eq(mColl.count(sentinel), 1, "check sentinal on node 0");
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replTest.stopSet();
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}
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