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// Test correctness of replication while a secondary's get more requests are killed on the primary
// using killop. SERVER-7952
numDocs = 1e5;
// Set up a replica set.
replTest = new ReplSetTest({name: 'test', nodes: 3});
nodes = replTest.startSet();
replTest.initiate();
primary = replTest.getPrimary();
secondary = replTest.getSecondary();
db = primary.getDB('test');
db.test.save({a: 0});
replTest.awaitReplication();
assert.soon(function() {
return secondary.getDB('test').test.find().itcount() == 1;
});
// Start a parallel shell to insert new documents on the primary.
inserter = startParallelShell('var bulk = db.test.initializeUnorderedBulkOp(); \
for( i = 1; i < ' + numDocs +
'; ++i ) { \
bulk.insert({ a: i }); \
} \
bulk.execute();');
// Periodically kill replication get mores.
for (i = 0; i < 1e3; ++i) {
allOps = db.currentOp();
for (j in allOps.inprog) {
op = allOps.inprog[j];
if (op.ns == 'local.oplog.rs' && op.op == 'getmore') {
db.killOp(op.opid);
}
}
sleep(100);
}
// Wait for the inserter to finish.
inserter();
assert.eq(numDocs, db.test.find().itcount());
// Return true when the correct number of documents are present on the secondary. Otherwise print
// which documents are missing and return false.
function allReplicated() {
count = secondary.getDB('test').test.find().itcount();
if (count == numDocs) {
// Return true if the count is as expected.
return true;
}
// Identify and print the missing a-values.
foundSet = {};
c = secondary.getDB('test').test.find();
while (c.hasNext()) {
foundSet['' + c.next().a] = true;
}
missing = [];
for (i = 0; i < numDocs; ++i) {
if (!(('' + i) in foundSet)) {
missing.push(i);
}
}
print('count: ' + count + ' missing: ' + missing);
return false;
}
// Wait for the correct number of (replicated) documents to be present on the secondary.
assert.soon(allReplicated, "didn't replicate all docs", 5 * 60 * 1000);
replTest.stopSet();
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