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70 lines
2.8 KiB
70 lines
2.8 KiB
9 years ago
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership.
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# The ASF licenses this file to You under the Apache License, Version 2.0
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# (the "License"); you may not use this file except in compliance with
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# the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from ducktape.services.background_thread import BackgroundThreadService
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from kafkatest.services.kafka.directory import kafka_dir
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class SimpleConsumerShell(BackgroundThreadService):
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logs = {
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"simple_consumer_shell_log": {
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"path": "/mnt/simple_consumer_shell.log",
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"collect_default": False}
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}
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def __init__(self, context, num_nodes, kafka, topic, partition=0):
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super(SimpleConsumerShell, self).__init__(context, num_nodes)
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self.kafka = kafka
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self.topic = topic
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self.partition = partition
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self.output = ""
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def _worker(self, idx, node):
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cmd = self.start_cmd(node)
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self.logger.debug("SimpleConsumerShell %d command: %s" % (idx, cmd))
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self.output = ""
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self.logger.debug(cmd)
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for line in node.account.ssh_capture(cmd):
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self.output += line
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self.logger.debug(self.output)
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def start_cmd(self, node):
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cmd = "/opt/%s/bin/" % kafka_dir(node)
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cmd += "kafka-run-class.sh kafka.tools.SimpleConsumerShell"
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cmd += " --topic %s --broker-list %s --partition %s --no-wait-at-logend" % (self.topic, self.kafka.bootstrap_servers(), self.partition)
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cmd += " 2>> /mnt/get_simple_consumer_shell.log | tee -a /mnt/get_simple_consumer_shell.log &"
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return cmd
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def get_output(self):
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return self.output
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def stop_node(self, node):
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node.account.kill_process("SimpleConsumerShell", allow_fail=False)
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if self.worker_threads is None:
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return
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# block until the corresponding thread exits
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if len(self.worker_threads) >= self.idx(node):
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# Need to guard this because stop is preemptively called before the worker threads are added and started
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self.worker_threads[self.idx(node) - 1].join()
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def clean_node(self, node):
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node.account.kill_process("SimpleConsumerShell", clean_shutdown=False, allow_fail=False)
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node.account.ssh("rm -rf /mnt/simple_consumer_shell.log", allow_fail=False)
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