128 lines
3.0 KiB
JavaScript
128 lines
3.0 KiB
JavaScript
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// this tests that:
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// * stale members get into state 3 (recovering)
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// * they stay in state 3 after restarting
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// * they can recover and go into state 2 if someone less up-to-date becomes primary
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/*
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* 1: initial insert
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* 2: initial sync
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* 3: blind s2
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* 4: overflow oplog
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* 5: unblind s2
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* 6: check s2.state == 3
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* 7: restart s2
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* 8: check s2.state == 3
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*/
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var w = 0;
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var wait = function(f) {
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w++;
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var n = 0;
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while (!f()) {
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if( n % 4 == 0 )
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print("toostale.js waiting " + w);
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if (++n == 4) {
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print("" + f);
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}
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assert(n < 200, 'tried 200 times, giving up');
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sleep(1000);
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}
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}
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var reconnect = function(a) {
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wait(function() {
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try {
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a.bar.stats();
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return true;
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} catch(e) {
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print(e);
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return false;
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}
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});
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};
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var name = "toostale"
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var replTest = new ReplSetTest( {name: name, nodes: 3});
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var host = getHostName();
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var nodes = replTest.startSet();
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replTest.initiate({_id : name, members : [
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{_id : 0, host : host+":"+replTest.ports[0]},
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{_id : 1, host : host+":"+replTest.ports[1], arbiterOnly : true},
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{_id : 2, host : host+":"+replTest.ports[2]}
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]});
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var master = replTest.getMaster();
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var mdb = master.getDB("foo");
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print("1: initial insert");
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mdb.foo.save({a: 1000});
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print("2: initial sync");
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replTest.awaitReplication();
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print("3: stop s2");
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replTest.stop(2);
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print("waiting until the master knows the slave is blind");
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assert.soon(function() { return master.getDB("admin").runCommand({replSetGetStatus:1}).members[2].health == 0 });
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print("okay");
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print("4: overflow oplog");
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reconnect(master.getDB("local"));
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var count = master.getDB("local").oplog.rs.count();
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var prevCount = -1;
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while (count != prevCount) {
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print("inserting 10000");
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for (var i = 0; i < 10000; i++) {
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mdb.bar.insert({x:i, date : new Date(), str : "safkaldmfaksndfkjansfdjanfjkafa"});
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}
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prevCount = count;
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replTest.awaitReplication();
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count = master.getDB("local").oplog.rs.count();
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print("count: "+count+" prev: "+prevCount);
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}
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print("5: restart s2");
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replTest.restart(2);
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print("waiting until the master knows the slave is not blind");
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assert.soon(function() { return master.getDB("admin").runCommand({replSetGetStatus:1}).members[2].health != 0 });
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print("okay");
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print("6: check s2.state == 3");
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var goStale = function() {
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wait(function() {
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var status = master.getDB("admin").runCommand({replSetGetStatus:1});
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printjson(status);
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return status.members[2].state == 3;
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});
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};
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goStale();
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print("7: restart s2");
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replTest.stop(2);
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replTest.restart(2);
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print("8: check s2.state == 3");
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assert.soon(function() {
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var status = master.getDB("admin").runCommand({replSetGetStatus:1});
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printjson(status);
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return status.members && status.members[2].state == 3;
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});
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print("make sure s2 doesn't become primary");
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replTest.stop(0);
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sleep(20000);
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printjson(replTest.nodes[2].getDB("admin").runCommand({isMaster : 1}));
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printjson(replTest.nodes[2].getDB("admin").runCommand({replSetGetStatus : 1}));
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//replTest.stopSet(15);
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