mirror of https://github.com/mongodb/mongo
87 lines
2.8 KiB
JavaScript
87 lines
2.8 KiB
JavaScript
/**
|
|
* Sets up a test for WriteConflictException handling in applyOps with an insert workload.
|
|
*/
|
|
import {ReplSetTest} from "jstests/libs/replsettest.js";
|
|
|
|
export var ApplyOpsInsertWriteConflictTest = function (options) {
|
|
// Skip db hash check because this test may throw write conflicts and collmod fails.
|
|
TestData.skipCheckDBHashes = true;
|
|
|
|
if (!(this instanceof ApplyOpsInsertWriteConflictTest)) {
|
|
return new ApplyOpsInsertWriteConflictTest(options);
|
|
}
|
|
|
|
// Capture the 'this' reference
|
|
let self = this;
|
|
|
|
self.options = options;
|
|
|
|
/**
|
|
* Runs the test.
|
|
*/
|
|
this.run = function () {
|
|
let options = this.options;
|
|
|
|
let replTest = new ReplSetTest({nodes: 1});
|
|
replTest.startSet();
|
|
replTest.initiate();
|
|
|
|
let primary = replTest.getPrimary();
|
|
let primaryDB = primary.getDB("test");
|
|
|
|
let t = primaryDB.getCollection(options.testName);
|
|
t.drop();
|
|
|
|
assert.commandWorked(primaryDB.createCollection(t.getName()));
|
|
|
|
let numOps = 1000;
|
|
let ops = Array(numOps)
|
|
.fill("ignored")
|
|
.map((unused, i) => {
|
|
return {op: "i", ns: t.getFullName(), o: {_id: i}};
|
|
});
|
|
|
|
// Probabilities for WCE are chosen based on empirical testing.
|
|
let probability = 5.0 / numOps;
|
|
|
|
// Set up failpoint to trigger WriteConflictException during write operations.
|
|
assert.commandWorked(primaryDB.adminCommand({setParameter: 1, traceWriteConflictExceptions: true}));
|
|
assert.commandWorked(
|
|
primaryDB.adminCommand({
|
|
configureFailPoint: "WTWriteConflictException",
|
|
mode: {activationProbability: probability},
|
|
}),
|
|
);
|
|
|
|
// This logs each operation being applied.
|
|
let previousLogLevel = assert.commandWorked(primaryDB.setLogLevel(3, "replication")).was.replication.verbosity;
|
|
|
|
let applyOpsResult = primaryDB.adminCommand({applyOps: ops});
|
|
|
|
// Reset log level.
|
|
primaryDB.setLogLevel(previousLogLevel, "replication");
|
|
|
|
assert.eq(
|
|
numOps,
|
|
applyOpsResult.applied,
|
|
"number of operations applied did not match list of generated insert operations. " +
|
|
"applyOps result: " +
|
|
tojson(applyOpsResult),
|
|
);
|
|
applyOpsResult.results.forEach((operationSucceeded, i) => {
|
|
assert(
|
|
operationSucceeded,
|
|
"applyOps failed: operation with index " +
|
|
i +
|
|
" failed: operation: " +
|
|
tojson(ops[i], "", true) +
|
|
". applyOps result: " +
|
|
tojson(applyOpsResult),
|
|
);
|
|
});
|
|
assert.commandWorked(applyOpsResult);
|
|
|
|
replTest.stopSet();
|
|
};
|
|
};
|