1 files changed, 72 insertions, 0 deletions
diff --git a/jstests/noPassthrough/traffic_reading_legacy.js b/jstests/noPassthrough/traffic_reading_legacy.js
new file mode 100644
index 00000000000..9224edf926a
--- /dev/null
+++ b/jstests/noPassthrough/traffic_reading_legacy.js
@@ -0,0 +1,72 @@
+// tests for the traffic_recording commands.
+(function() {
+    var baseName = "jstests_traffic_recording";
+
+    // Variables for this test
+    const recordingDir = MongoRunner.toRealDir("$dataDir/traffic_recording/");
+    const recordingFile = "recording.txt";
+    const recordingFilePath = MongoRunner.toRealDir(recordingDir + "/" + recordingFile);
+
+    // Create the recording directory if it does not already exist
+    mkdir(recordingDir);
+
+    // Create the options and run mongod
+    var opts = {auth: "", setParameter: "trafficRecordingDirectory=" + recordingDir};
+    m = MongoRunner.runMongod(opts);
+
+    // Get the port of the host
+    var serverPort = m.port;
+
+    // Set the readMode and writeMode to legacy
+    m.forceReadMode("legacy");
+    m.forceWriteMode("legacy");
+
+    // Create necessary users
+    adminDB = m.getDB("admin");
+    const testDB = m.getDB("test");
+    const coll = testDB.getCollection("foo");
+    adminDB.createUser({user: "admin", pwd: "pass", roles: jsTest.adminUserRoles});
+    adminDB.auth("admin", "pass");
+
+    // Start recording traffic
+    assert.commandWorked(
+        adminDB.runCommand({'startRecordingTraffic': 1, 'filename': 'recording.txt'}));
+
+    // Run a few commands
+    testDB.runCommand({"serverStatus": 1});
+    coll.insert({"name": "foo biz bar"});
+    coll.findOne();
+    coll.insert({"name": "foo bar"});
+    coll.findOne({"name": "foo bar"});
+    coll.deleteOne({});
+
+    // Stop recording traffic
+    assert.commandWorked(testDB.runCommand({'stopRecordingTraffic': 1}));
+
+    // Shutdown Mongod
+    MongoRunner.stopMongod(m, null, {user: 'admin', pwd: 'password'});
+
+    // Counters
+    var opCodes = {};
+
+    // Pass filepath to traffic_reader helper method to get recorded info in BSON
+    var res = convertTrafficRecordingToBSON(recordingFilePath);
+
+    // Iterate through the results and assert the above commands are properly recorded
+    res.forEach((obj) => {
+        opCodes[obj["rawop"]["header"]["opcode"]] =
+            (opCodes[obj["rawop"]["header"]["opcode"]] || 0) + 1;
+        assert.eq(obj["seenconnectionnum"], 1);
+        var responseTo = obj["rawop"]["header"]["responseto"];
+        if (responseTo == 0) {
+            assert.eq(obj["destendpoint"], serverPort.toString());
+        } else {
+            assert.eq(obj["srcendpoint"], serverPort.toString());
+        }
+    });
+
+    // ensure legacy operations worked properly
+    assert.eq(opCodes[2002], 2);
+    assert.eq(opCodes[2006], 1);
+
+})();