1 # ============LICENSE_START====================================
2 # csit-dcaegen2-collectors-hv-ves
3 # =========================================================
4 # Copyright (C) 2019 Nokia. All rights reserved.
5 # =========================================================
6 # Licensed under the Apache License, Version 2.0 (the "License");
7 # you may not use this file except in compliance with the License.
8 # You may obtain a copy of the License at
10 # http://www.apache.org/licenses/LICENSE-2.0
12 # Unless required by applicable law or agreed to in writing, software
13 # distributed under the License is distributed on an "AS IS" BASIS,
14 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 # See the License for the specific language governing permissions and
16 # limitations under the License.
17 # ============LICENSE_END=====================================
20 from robot.api import logger
22 KAFKA_IMAGE_FULL_NAME = "wurstmeister/kafka"
23 KAFKA_ADDRESS = "kafka:9092"
24 ZOOKEEPER_ADDRESS = "zookeeper:2181"
26 LIST_TOPICS_COMMAND = "kafka-topics.sh --list --zookeeper %s" % ZOOKEEPER_ADDRESS
27 TOPIC_STATUS_COMMAND = "kafka-run-class.sh kafka.tools.GetOffsetShell --broker-list " + KAFKA_ADDRESS + " --topic %s --time -1"
28 DELETE_TOPIC_COMMAND = "kafka-topics.sh --zookeeper " + ZOOKEEPER_ADDRESS + " --delete --topic %s"
33 def log_kafka_status(self):
34 dockerClient = docker.from_env()
35 kafka = dockerClient.containers.list(filters={"ancestor": KAFKA_IMAGE_FULL_NAME}, all=True)[0]
37 topics = self.get_topics(kafka)
38 logger.info("Topics initialized in Kafka cluster: " + str(topics))
40 if topic == "__consumer_offsets":
41 # kafka-internal topic, ignore it
44 self.log_topic_status(kafka, topic)
45 self.reset_topic(kafka, topic)
49 def get_topics(self, kafka):
50 exitCode, output = kafka.exec_run(LIST_TOPICS_COMMAND)
51 return output.splitlines()
53 def log_topic_status(self, kafka, topic):
54 _, topic_status = kafka.exec_run(TOPIC_STATUS_COMMAND % topic)
55 logger.info("Messages on topic: " + str(topic_status))
57 def reset_topic(self, kafka, topic):
58 logger.info("Removing topic " + str(
59 topic) + " (note that it will be recreated by dcae-app-simulator/hv-ves-collector, however the offset will be reseted)")
60 _, output = kafka.exec_run(DELETE_TOPIC_COMMAND % topic)
61 logger.info(str(output))