SERVER-37823 Server Side Traffic Capture

Adds support for special commands which dump wire protocol traffic to
disk.

1 files changed, 77 insertions, 0 deletions

diff --git a/src/mongo/db/traffic_recorder.idl b/src/mongo/db/traffic_recorder.idl
new file mode 100644
index 00000000000..fa9cd232c14
--- /dev/null
+++ b/src/mongo/db/traffic_recorder.idl
@@ -0,0 +1,77 @@
+# Copyright (C) 2018-present MongoDB, Inc.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the Server Side Public License, version 1,
+# as published by MongoDB, Inc.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# Server Side Public License for more details.
+#
+# You should have received a copy of the Server Side Public License
+# along with this program. If not, see
+# <http://www.mongodb.com/licensing/server-side-public-license>.
+#
+# As a special exception, the copyright holders give permission to link the
+# code of portions of this program with the OpenSSL library under certain
+# conditions as described in each individual source file and distribute
+# linked combinations including the program with the OpenSSL library. You
+# must comply with the Server Side Public License in all respects for
+# all of the code used other than as permitted herein. If you modify file(s)
+# with this exception, you may extend this exception to your version of the
+# file(s), but you are not obligated to do so. If you do not wish to do so,
+# delete this exception statement from your version. If you delete this
+# exception statement from all source files in the program, then also delete
+# it in the license file.
+
+# This IDL file describes the BSON format for a LogicalSessionId, and
+# handles the serialization to and deserialization from its BSON representation
+# for that class.
+
+global:
+  cpp_namespace: "mongo"
+
+imports:
+  - "mongo/idl/basic_types.idl"
+
+
+structs:
+
+  TrafficRecorderStats:
+    description: "A struct representing the trafficRecording server status section"
+    strict: true
+    fields:
+      running:
+        type: bool
+      bufferSize:
+        type: long
+      bufferedBytes:
+        type: long
+      recordingFile:
+        type: string
+      maxFileSize:
+        type: long
+      currentFileSize:
+        type: long
+
+commands:
+    startRecordingTraffic:
+        description: "start recording Command"
+        namespace: ignored
+        fields:
+            filename:
+                description: "output file name"
+                type: string
+            bufferSize:
+                description: "size of buffer"
+                default: 134217728
+                type: long
+            maxFileSize:
+                description: "size of log file"
+                default: 6294967296
+                type: long
+
+    stopRecordingTraffic:
+        description: "stop recording Command"
+        namespace: ignored