mongo-debian/jstests/slowWeekly/minvalid2.js
2012-11-28 09:18:54 +01:00

70 lines
1.8 KiB
JavaScript

/**
* This checks rollback, which shouldn't happen unless we have reached minvalid.
* 1. make 3-member set w/arb (2)
* 2. shut down 1
* 3. do writes to 0
* 4. modify 0's minvalid
* 5. shut down 0
* 6. start up 1
* 7. writes on 1
* 8. start up 0
* 9. check 0 does not rollback
*/
print("1. make 3-member set w/arb (2)");
var name = "minvalid"
var replTest = new ReplSetTest({name: name, nodes: 3, oplogSize:1});
var host = getHostName();
var nodes = replTest.startSet();
replTest.initiate({_id : name, members : [
{_id : 0, host : host+":"+replTest.ports[0]},
{_id : 1, host : host+":"+replTest.ports[1]},
{_id : 2, host : host+":"+replTest.ports[2], arbiterOnly : true}
]});
var master = replTest.getMaster();
var mdb = master.getDB("foo");
mdb.foo.save({a: 1000});
replTest.awaitReplication();
print("2: shut down 1");
replTest.stop(1);
print("3: do writes to 0");
mdb.foo.save({a: 1001});
print("4: modify 0's minvalid");
var local = master.getDB("local");
var lastOp = local.oplog.rs.find().sort({$natural:-1}).limit(1).next();
printjson(lastOp);
local.replset.minvalid.insert({ts:new Timestamp(lastOp.ts.t, lastOp.ts.i+1),
h:new NumberLong("1234567890")});
printjson(local.replset.minvalid.findOne());
print("5: shut down 0");
replTest.stop(0);
print("6: start up 1");
replTest.restart(1);
print("7: writes on 1")
master = replTest.getMaster();
mdb1 = master.getDB("foo");
mdb1.foo.save({a:1002});
print("8: start up 0");
replTest.restart(0);
print("9: check 0 does not rollback");
assert.soon(function(){
var status = master.adminCommand({replSetGetStatus:1});
var stateStr = status.members[0].stateStr;
assert(stateStr != "ROLLBACK" &&
stateStr != "SECONDARY" &&
stateStr != "PRIMARY", tojson(status));
return stateStr == "FATAL";
});
replTest.stopSet(15);