Add km module kafka

tests/bin/external_trogdor_command_example.py

@@ -0,0 +1,41 @@
+#!/usr/bin/env python
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import json
+import sys
+import time
+
+#
+# This is an example of an external script which can be run through Trogdor's
+# ExternalCommandWorker. It sleeps for the given amount of time expressed by the delayMs field in the ExternalCommandSpec
+#
+
+if __name__ == '__main__':
+    # Read the ExternalCommandWorker start message.
+    line = sys.stdin.readline()
+    start_message = json.loads(line)
+    workload = start_message["workload"]
+    print("Starting external_trogdor_command_example with task id %s, workload %s"
+          % (start_message["id"], workload))
+    sys.stdout.flush()
+
+    # pretend to start some workload
+    print(json.dumps({"status": "running"}))
+    sys.stdout.flush()
+    time.sleep(0.001 * workload["delayMs"])
+
+    print(json.dumps({"status": "exiting after %s delayMs" % workload["delayMs"]}))
+    sys.stdout.flush()