mirror of https://github.com/apache/kafka.git
271 lines
13 KiB
Python
271 lines
13 KiB
Python
# 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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import os
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from ducktape.cluster.remoteaccount import RemoteCommandError
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from ducktape.services.background_thread import BackgroundThreadService
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from ducktape.utils.util import wait_until
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from kafkatest.directory_layout.kafka_path import KafkaPathResolverMixin
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from kafkatest.services.monitor.jmx import JmxMixin
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from kafkatest.version import DEV_BRANCH, LATEST_4_1
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from kafkatest.services.kafka.util import fix_opts_for_new_jvm, get_log4j_config_param, get_log4j_config_for_tools
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"""
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The console share consumer is a tool that reads data from Kafka via a share consumer and outputs
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it to standard output.
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"""
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class ConsoleShareConsumer(KafkaPathResolverMixin, JmxMixin, BackgroundThreadService):
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# Root directory for persistent output
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PERSISTENT_ROOT = "/mnt/console_share_consumer"
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STDOUT_CAPTURE = os.path.join(PERSISTENT_ROOT, "console_share_consumer.stdout")
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STDERR_CAPTURE = os.path.join(PERSISTENT_ROOT, "console_share_consumer.stderr")
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LOG_DIR = os.path.join(PERSISTENT_ROOT, "logs")
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LOG_FILE = os.path.join(LOG_DIR, "console_share_consumer.log")
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CONFIG_FILE = os.path.join(PERSISTENT_ROOT, "console_share_consumer.properties")
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JMX_TOOL_LOG = os.path.join(PERSISTENT_ROOT, "jmx_tool.log")
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JMX_TOOL_ERROR_LOG = os.path.join(PERSISTENT_ROOT, "jmx_tool.err.log")
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logs = {
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"share_consumer_stdout": {
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"path": STDOUT_CAPTURE,
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"collect_default": False},
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"share_consumer_stderr": {
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"path": STDERR_CAPTURE,
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"collect_default": False},
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"share_consumer_log": {
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"path": LOG_FILE,
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"collect_default": True},
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"jmx_log": {
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"path" : JMX_TOOL_LOG,
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"collect_default": False},
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"jmx_err_log": {
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"path": JMX_TOOL_ERROR_LOG,
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"collect_default": False}
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}
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def __init__(self, context, num_nodes, kafka, topic, group_id="test-share-group",
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message_validator=None, share_consumer_timeout_ms=None, version=DEV_BRANCH,
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client_id="console-share-consumer", print_key=False, jmx_object_names=None, jmx_attributes=None,
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enable_systest_events=False, stop_timeout_sec=35, print_timestamp=False, print_partition=False,
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jaas_override_variables=None, kafka_opts_override="", client_prop_file_override="",
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share_consumer_properties={}, log_level="DEBUG"):
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"""
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Args:
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context: standard context
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num_nodes: number of nodes to use (this should be 1)
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kafka: kafka service
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topic: consume from this topic
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message_validator: function which returns message or None
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share_consumer_timeout_ms: corresponds to share.consumer.timeout.ms. share consumer process ends if time between
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successively consumed messages exceeds this timeout. Setting this and
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waiting for the share consumer to stop is a pretty good way to consume all messages
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in a topic.
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print_timestamp if True, print each message's timestamp as well
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print_key if True, print each message's key as well
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print_partition if True, print each message's partition as well
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enable_systest_events if True, console share consumer will print additional lifecycle-related information
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only available in 0.10.0 and later.
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stop_timeout_sec After stopping a node, wait up to stop_timeout_sec for the node to stop,
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and the corresponding background thread to finish successfully.
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jaas_override_variables A dict of variables to be used in the jaas.conf template file
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kafka_opts_override Override parameters of the KAFKA_OPTS environment variable
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client_prop_file_override Override client.properties file used by the consumer
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share_consumer_properties A dict of values to pass in as --consumer-property key=value
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"""
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JmxMixin.__init__(self, num_nodes=num_nodes, jmx_object_names=jmx_object_names, jmx_attributes=(jmx_attributes or []),
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root=ConsoleShareConsumer.PERSISTENT_ROOT)
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BackgroundThreadService.__init__(self, context, num_nodes)
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self.kafka = kafka
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self.group_id = group_id
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self.args = {
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'topic': topic,
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}
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self.share_consumer_timeout_ms = share_consumer_timeout_ms
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for node in self.nodes:
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node.version = version
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self.message_validator = message_validator
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self.messages_consumed = {idx: [] for idx in range(1, num_nodes + 1)}
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self.clean_shutdown_nodes = set()
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self.client_id = client_id
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self.print_key = print_key
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self.print_partition = print_partition
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self.log_level = log_level
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self.stop_timeout_sec = stop_timeout_sec
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self.enable_systest_events = enable_systest_events
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self.print_timestamp = print_timestamp
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self.jaas_override_variables = jaas_override_variables or {}
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self.kafka_opts_override = kafka_opts_override
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self.client_prop_file_override = client_prop_file_override
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self.share_consumer_properties = share_consumer_properties
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def prop_file(self, node):
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"""Return a string which can be used to create a configuration file appropriate for the given node."""
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# Process client configuration
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prop_file = self.render('console_share_consumer.properties')
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# Add security properties to the config. If security protocol is not specified,
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# use the default in the template properties.
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self.security_config = self.kafka.security_config.client_config(prop_file, node, self.jaas_override_variables)
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self.security_config.setup_node(node)
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prop_file += str(self.security_config)
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return prop_file
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def start_cmd(self, node):
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"""Return the start command appropriate for the given node."""
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args = self.args.copy()
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args['broker_list'] = self.kafka.bootstrap_servers(self.security_config.security_protocol)
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args['stdout'] = ConsoleShareConsumer.STDOUT_CAPTURE
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args['stderr'] = ConsoleShareConsumer.STDERR_CAPTURE
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args['log_dir'] = ConsoleShareConsumer.LOG_DIR
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args['log4j_param'] = get_log4j_config_param(node)
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args['log4j_config'] = get_log4j_config_for_tools(node)
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args['config_file'] = ConsoleShareConsumer.CONFIG_FILE
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args['stdout'] = ConsoleShareConsumer.STDOUT_CAPTURE
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args['jmx_port'] = self.jmx_port
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args['console_share_consumer'] = self.path.script("kafka-console-share-consumer.sh", node)
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if self.kafka_opts_override:
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args['kafka_opts'] = "\"%s\"" % self.kafka_opts_override
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else:
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args['kafka_opts'] = self.security_config.kafka_opts
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cmd = fix_opts_for_new_jvm(node)
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cmd += "export JMX_PORT=%(jmx_port)s; " \
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"export LOG_DIR=%(log_dir)s; " \
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"export KAFKA_LOG4J_OPTS=\"%(log4j_param)s%(log4j_config)s\"; " \
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"export KAFKA_OPTS=%(kafka_opts)s; " \
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"%(console_share_consumer)s " \
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"--topic %(topic)s " \
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"--consumer-config %(config_file)s " % args
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cmd += " --bootstrap-server %(broker_list)s" % args
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if self.share_consumer_timeout_ms is not None:
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# This will be added in the properties file instead
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cmd += " --timeout-ms %s" % self.share_consumer_timeout_ms
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if self.print_timestamp:
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cmd += " --property print.timestamp=true"
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if self.print_key:
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cmd += " --property print.key=true"
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if self.print_partition:
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cmd += " --property print.partition=true"
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cmd += " --formatter org.apache.kafka.tools.consumer.LoggingMessageFormatter"
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if self.enable_systest_events:
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cmd += " --enable-systest-events"
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if self.share_consumer_properties is not None:
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for k, v in self.share_consumer_properties.items():
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cmd += " --consumer-property %s=%s" % (k, v)
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cmd += " 2>> %(stderr)s | tee -a %(stdout)s &" % args
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return cmd
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def pids(self, node):
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return node.account.java_pids(self.java_class_name())
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def alive(self, node):
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return len(self.pids(node)) > 0
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def _worker(self, idx, node):
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node.account.ssh("mkdir -p %s" % ConsoleShareConsumer.PERSISTENT_ROOT, allow_fail=False)
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# Create and upload config file
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self.logger.info("share_console_consumer.properties:")
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self.security_config = self.kafka.security_config.client_config(node=node,
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jaas_override_variables=self.jaas_override_variables)
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self.security_config.setup_node(node)
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if self.client_prop_file_override:
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prop_file = self.client_prop_file_override
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else:
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prop_file = self.prop_file(node)
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self.logger.info(prop_file)
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node.account.create_file(ConsoleShareConsumer.CONFIG_FILE, prop_file)
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# Create and upload log properties
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log_config = self.render(get_log4j_config_for_tools(node), log_file=ConsoleShareConsumer.LOG_FILE)
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node.account.create_file(get_log4j_config_for_tools(node), log_config)
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# Run and capture output
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cmd = self.start_cmd(node)
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self.logger.debug("Console share consumer %d command: %s", idx, cmd)
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share_consumer_output = node.account.ssh_capture(cmd, allow_fail=False)
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with self.lock:
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self.logger.debug("collecting following jmx objects: %s", self.jmx_object_names)
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self.start_jmx_tool(idx, node)
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for line in share_consumer_output:
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msg = line.strip()
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if msg == "shutdown_complete":
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if node in self.clean_shutdown_nodes:
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raise Exception("Unexpected shutdown event from share consumer, already shutdown. Share consumer index: %d" % idx)
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self.clean_shutdown_nodes.add(node)
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else:
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if self.message_validator is not None:
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msg = self.message_validator(msg)
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if msg is not None:
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self.messages_consumed[idx].append(msg)
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with self.lock:
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self.read_jmx_output(idx, node)
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def start_node(self, node):
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BackgroundThreadService.start_node(self, node)
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def stop_node(self, node):
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self.logger.info("%s Stopping node %s" % (self.__class__.__name__, str(node.account)))
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node.account.kill_java_processes(self.java_class_name(),
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clean_shutdown=True, allow_fail=True)
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stopped = self.wait_node(node, timeout_sec=self.stop_timeout_sec)
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assert stopped, "Node %s: did not stop within the specified timeout of %s seconds" % \
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(str(node.account), str(self.stop_timeout_sec))
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def clean_node(self, node):
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if self.alive(node):
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self.logger.warn("%s %s was still alive at cleanup time. Killing forcefully..." %
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(self.__class__.__name__, node.account))
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JmxMixin.clean_node(self, node)
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node.account.kill_java_processes(self.java_class_name(), clean_shutdown=False, allow_fail=True)
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node.account.ssh("rm -rf %s" % ConsoleShareConsumer.PERSISTENT_ROOT, allow_fail=False)
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self.security_config.clean_node(node)
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def java_class_name(self):
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return "ConsoleShareConsumer"
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def has_log_message(self, node, message):
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try:
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node.account.ssh("grep '%s' %s" % (message, ConsoleShareConsumer.LOG_FILE))
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except RemoteCommandError:
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return False
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return True
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