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// Test basic replication functionality
//
// There is no automatic fail-over in a master/slave deployment, so if the master goes down, no new
// master will be elected. Therefore if the master is using an ephemeral storage engine, it cannot
// be restarted without losing all data. This test expects that restarting the master will maintain
// the node's data, so cannot be run with ephemeral storage engines.
// @tags: [requires_persistence]
var baseName = "jstests_repl1test";
soonCount = function(count) {
assert.soon(function() {
// print( "check count" );
// print( "count: " + s.getDB( baseName ).z.find().count() );
return s.getDB(baseName).a.find().count() == count;
});
};
doTest = function(signal) {
rt = new ReplTest("repl1tests");
m = rt.start(true);
s = rt.start(false);
am = m.getDB(baseName).a;
for (i = 0; i < 1000; ++i)
am.save({_id: new ObjectId(), i: i});
soonCount(1000);
as = s.getDB(baseName).a;
assert.eq(1, as.find({i: 0}).count());
assert.eq(1, as.find({i: 999}).count());
rt.stop(false, signal);
for (i = 1000; i < 1010; ++i)
am.save({_id: new ObjectId(), i: i});
s = rt.start(false, null, true);
soonCount(1010);
as = s.getDB(baseName).a;
assert.eq(1, as.find({i: 1009}).count());
rt.stop(true, signal);
m = rt.start(true, null, true);
am = m.getDB(baseName).a;
for (i = 1010; i < 1020; ++i)
am.save({_id: new ObjectId(), i: i});
assert.soon(function() {
return as.find().count() == 1020;
});
assert.eq(1, as.find({i: 1019}).count());
assert.automsg("m.getDB( 'local' ).getCollection( 'oplog.$main' ).stats().size > 0");
rt.stop();
};
doTest(15); // SIGTERM
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