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76 lines
2.9 KiB
76 lines
2.9 KiB
# 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.tests.test import Test |
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from ducktape.utils.util import wait_until |
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from kafkatest.services.zookeeper import ZookeeperService |
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from kafkatest.services.kafka import KafkaService |
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from kafkatest.services.console_consumer import ConsoleConsumer |
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import time |
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def file_exists(node, file): |
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"""Quick and dirty check for existence of remote file.""" |
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try: |
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node.account.ssh("cat " + file, allow_fail=False) |
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return True |
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except: |
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return False |
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def line_count(node, file): |
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"""Return the line count of file on node""" |
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out = [line for line in node.account.ssh_capture("wc -l %s" % file)] |
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if len(out) != 1: |
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raise Exception("Expected single line of output from wc -l") |
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return int(out[0].strip().split(" ")[0]) |
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class ConsoleConsumerTest(Test): |
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"""Sanity checks on console consumer service class.""" |
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def __init__(self, test_context): |
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super(ConsoleConsumerTest, self).__init__(test_context) |
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self.topic = "topic" |
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self.zk = ZookeeperService(test_context, num_nodes=1) |
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self.kafka = KafkaService(test_context, num_nodes=1, zk=self.zk, |
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topics={self.topic: {"partitions": 1, "replication-factor": 1}}) |
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self.consumer = ConsoleConsumer(test_context, num_nodes=1, kafka=self.kafka, topic=self.topic) |
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def setUp(self): |
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self.zk.start() |
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self.kafka.start() |
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def test_lifecycle(self): |
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t0 = time.time() |
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self.consumer.start() |
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node = self.consumer.nodes[0] |
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wait_until(lambda: self.consumer.alive(node), |
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timeout_sec=10, backoff_sec=.2, err_msg="Consumer was too slow to start") |
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self.logger.info("consumer started in %s seconds " % str(time.time() - t0)) |
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# Verify that log output is happening |
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wait_until(lambda: file_exists(node, ConsoleConsumer.LOG_FILE), timeout_sec=10, |
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err_msg="Timed out waiting for logging to start.") |
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assert line_count(node, ConsoleConsumer.LOG_FILE) > 0 |
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# Verify no consumed messages |
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assert line_count(node, ConsoleConsumer.STDOUT_CAPTURE) == 0 |
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self.consumer.stop_node(node)
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