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/**
* Test killing the primary during initial sync
* and don't allow the other secondary to become primary
*
* 1. Bring up set
* 2. Insert some data
* 4. Make sure synced
* 5. Freeze #2
* 6. Bring up #3
* 7. Kill #1 in the middle of syncing
* 8. Check that #3 makes it into secondary state
* 9. Bring #1 back up
* 10. Initial sync should succeed
* 11. Insert some stuff
* 12. Everyone happy eventually
*/
load("jstests/replsets/rslib.js");
var basename = "jstests_initsync2";
var doTest = function() {
print("1. Bring up set");
var replTest = new ReplSetTest({name: basename, nodes: 2});
var conns = replTest.startSet();
replTest.initiate();
var master = replTest.getPrimary();
var origMaster = master;
var foo = master.getDB("foo");
var admin = master.getDB("admin");
var slave1 = replTest.liveNodes.slaves[0];
var admin_s1 = slave1.getDB("admin");
var local_s1 = slave1.getDB("local");
print("2. Insert some data");
for (var i = 0; i < 10000; i++) {
foo.bar.insert({date: new Date(), x: i, str: "all the talk on the market"});
}
print("total in foo: " + foo.bar.count());
print("4. Make sure synced");
replTest.awaitReplication();
print("5. Freeze #2");
admin_s1.runCommand({replSetFreeze: 999999});
print("6. Bring up #3");
var hostname = getHostName();
var slave2 = MongoRunner.runMongod({replSet: basename, oplogSize: 2});
var local_s2 = slave2.getDB("local");
var admin_s2 = slave2.getDB("admin");
var config = replTest.getReplSetConfig();
config.version = 2;
// Add #3 using rs.add() configuration document.
// Since 'db' currently points to slave2, reset 'db' to admin db on master before running
// rs.add().
db = admin;
// If _id is not provided, rs.add() will generate _id for #3 based on existing members' _ids.
assert.commandWorked(rs.add({host: hostname + ":" + slave2.port}),
"failed to add #3 to replica set");
reconnect(slave1);
reconnect(slave2);
wait(function() {
var config2 = local_s1.system.replset.findOne();
var config3 = local_s2.system.replset.findOne();
printjson(config2);
printjson(config3);
return config2.version == config.version && (config3 && config3.version == config.version);
});
admin_s2.runCommand({replSetFreeze: 999999});
wait(function() {
var status = admin_s2.runCommand({replSetGetStatus: 1});
printjson(status);
return status.members && (status.members[2].state == 3 || status.members[2].state == 2);
});
print("7. Kill #1 in the middle of syncing");
replTest.stop(0);
print("8. Check that #3 makes it into secondary state");
wait(function() {
var status = admin_s2.runCommand({replSetGetStatus: 1});
occasionally(function() {
printjson(status);
}, 10);
if (status.members[2].state == 2 || status.members[2].state == 1) {
return true;
}
return false;
});
print("9. Bring #1 back up");
replTest.start(0, {}, true);
reconnect(master);
wait(function() {
var status = admin.runCommand({replSetGetStatus: 1});
printjson(status);
return status.members && (status.members[0].state == 1 || status.members[0].state == 2);
});
print("10. Initial sync should succeed");
wait(function() {
var status = admin_s2.runCommand({replSetGetStatus: 1});
printjson(status);
return status.members && status.members[2].state == 2 || status.members[2].state == 1;
});
print("11. Insert some stuff");
// ReplSetTest doesn't find master correctly unless all nodes are defined by
// ReplSetTest
for (var i = 0; i < 30; i++) {
var result = admin.runCommand({isMaster: 1});
if (result.ismaster) {
break;
} else if (result.primary) {
master = connect(result.primary + "/admin").getMongo();
break;
}
sleep(1000);
}
for (var i = 0; i < 10000; i++) {
foo.bar.insert({date: new Date(), x: i, str: "all the talk on the market"});
}
print("12. Everyone happy eventually");
replTest.awaitReplication(2 * 60 * 1000);
replTest.stopSet();
};
doTest();
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