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/**
* Tests that insert oplog entries created by applyOps commands do not contain the 'fromMigrate'
* field. Additionally tests that non-atomic applyOps inserts should be returned by changeStreams.
*
* @tags: [uses_change_streams]
*/
(function() {
'use strict';
load("jstests/libs/change_stream_util.js"); // For ChangeStreamTest.
const rst = new ReplSetTest({nodes: [{}, {rsConfig: {priority: 0, votes: 0}}]});
rst.startSet();
rst.initiate();
function nss(dbName, collName) {
return `${dbName}.${collName}`;
}
const dbName = 'foo';
const collName = 'coll';
const primary = rst.getPrimary();
const secondary = rst.getSecondary();
const primaryDB = primary.getDB(dbName);
const primaryCST = new ChangeStreamTest(primary.getDB("admin"));
const primaryChangeStream = primaryCST.startWatchingAllChangesForCluster();
const secondaryCST = new ChangeStreamTest(secondary.getDB("admin"));
const secondaryChangeStream = secondaryCST.startWatchingAllChangesForCluster();
primaryDB.createCollection(collName);
// Test non-atomic applyOps inserts.
assert.commandWorked(primaryDB.runCommand(
{applyOps: [{op: "i", ns: nss(dbName, collName), o: {_id: 0}}], allowAtomic: false}));
assert.commandWorked(primaryDB.runCommand({
applyOps: [
{op: "i", ns: nss(dbName, collName), o: {_id: 1}},
{op: "c", ns: nss(dbName, "$cmd"), o: {create: "other"}}
]
}));
// Test non-atomic applyOps upserts. These will be logged as insert oplog entries.
assert.commandWorked(primaryDB.runCommand({
applyOps: [{op: "u", ns: nss(dbName, collName), o2: {_id: 2}, o: {$set: {x: 2}}}],
allowAtomic: false
}));
assert.commandWorked(primaryDB.runCommand({
applyOps: [
{op: "u", ns: nss(dbName, collName), o2: {_id: 3}, o: {$set: {x: 3}}},
{op: "c", ns: nss(dbName, "$cmd"), o: {create: "other2"}}
]
}));
// Test atomic applyOps inserts.
assert.commandWorked(
primaryDB.runCommand({applyOps: [{op: "i", ns: nss(dbName, collName), o: {_id: 4}}]}));
assert.commandWorked(primaryDB.runCommand({
applyOps: [
{op: "i", ns: nss(dbName, collName), o: {_id: 5}},
{op: "i", ns: nss(dbName, collName), o: {_id: 6}},
]
}));
rst.awaitReplication();
assert.eq(7, primaryDB[collName].find().toArray().length);
let expectedCount = 0;
const oplog = rst.getPrimary().getDB("local").getCollection("oplog.rs");
const nonAtomicResults = oplog.find({ns: nss(dbName, collName)}).toArray();
assert.eq(nonAtomicResults.length, 4, nonAtomicResults);
nonAtomicResults.forEach(function(op) {
// We expect non-atomic applyOps inserts to be picked up by changeStreams.
const primaryChange = primaryCST.getOneChange(primaryChangeStream);
assert.eq(primaryChange.documentKey._id, expectedCount, primaryChange);
const secondaryChange = secondaryCST.getOneChange(secondaryChangeStream);
assert.eq(secondaryChange.documentKey._id, expectedCount, secondaryChange);
assert.eq(op.o._id, expectedCount++, nonAtomicResults);
assert(!op.hasOwnProperty("fromMigrate"), nonAtomicResults);
});
// TODO (SERVER-33182): Remove the atomic applyOps testing once atomic applyOps are removed.
// Atomic applyOps inserts are not expected to be picked up by changeStreams.
primaryCST.assertNoChange(primaryChangeStream);
secondaryCST.assertNoChange(secondaryChangeStream);
// We expect the operations from an atomic applyOps command to be nested in an applyOps oplog entry.
const atomicResults = oplog.find({"o.applyOps": {$exists: true}}).toArray();
assert.eq(atomicResults.length, 2, atomicResults);
for (let i = 0; i < atomicResults.length; i++) {
let ops = atomicResults[i].o.applyOps;
ops.forEach(function(op) {
assert.eq(op.o._id, expectedCount++, atomicResults);
assert(!op.hasOwnProperty("fromMigrate"), atomicResults);
});
}
assert.eq(7, expectedCount);
rst.stopSet();
})();
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