| # 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. |
| |
| from kafkatest.services.performance import PerformanceService |
| from kafkatest.services.security.security_config import SecurityConfig |
| |
| from kafkatest.services.kafka.directory import kafka_dir |
| from kafkatest.services.kafka.version import TRUNK, V_0_9_0_0, V_0_10_0_0 |
| |
| import os |
| |
| class EndToEndLatencyService(PerformanceService): |
| MESSAGE_BYTES = 21 # 0.8.X messages are fixed at 21 bytes, so we'll match that for other versions |
| |
| # Root directory for persistent output |
| PERSISTENT_ROOT = "/mnt/end_to_end_latency" |
| LOG_DIR = os.path.join(PERSISTENT_ROOT, "logs") |
| STDOUT_CAPTURE = os.path.join(PERSISTENT_ROOT, "end_to_end_latency.stdout") |
| STDERR_CAPTURE = os.path.join(PERSISTENT_ROOT, "end_to_end_latency.stderr") |
| LOG_FILE = os.path.join(LOG_DIR, "end_to_end_latency.log") |
| LOG4J_CONFIG = os.path.join(PERSISTENT_ROOT, "tools-log4j.properties") |
| CONFIG_FILE = os.path.join(PERSISTENT_ROOT, "client.properties") |
| |
| logs = { |
| "end_to_end_latency_output": { |
| "path": STDOUT_CAPTURE, |
| "collect_default": True}, |
| "end_to_end_latency_stderr": { |
| "path": STDERR_CAPTURE, |
| "collect_default": True}, |
| "end_to_end_latency_log": { |
| "path": LOG_FILE, |
| "collect_default": True} |
| } |
| |
| |
| def __init__(self, context, num_nodes, kafka, topic, num_records, compression_type="none", version=TRUNK, acks=1): |
| super(EndToEndLatencyService, self).__init__(context, num_nodes) |
| self.kafka = kafka |
| self.security_config = kafka.security_config.client_config() |
| |
| security_protocol = self.security_config.security_protocol |
| |
| if version < V_0_9_0_0: |
| assert security_protocol == SecurityConfig.PLAINTEXT, \ |
| "Security protocol %s is only supported if version >= 0.9.0.0, version %s" % (self.security_config, str(version)) |
| assert compression_type == "none", \ |
| "Compression type %s is only supported if version >= 0.9.0.0, version %s" % (compression_type, str(version)) |
| |
| self.args = { |
| 'topic': topic, |
| 'num_records': num_records, |
| 'acks': acks, |
| 'compression_type': compression_type, |
| 'kafka_opts': self.security_config.kafka_opts, |
| 'message_bytes': EndToEndLatencyService.MESSAGE_BYTES |
| } |
| |
| for node in self.nodes: |
| node.version = version |
| |
| def start_cmd(self, node): |
| args = self.args.copy() |
| args.update({ |
| 'zk_connect': self.kafka.zk.connect_setting(), |
| 'bootstrap_servers': self.kafka.bootstrap_servers(self.security_config.security_protocol), |
| 'config_file': EndToEndLatencyService.CONFIG_FILE, |
| 'kafka_dir': kafka_dir(node) |
| }) |
| |
| cmd = "export KAFKA_LOG4J_OPTS=\"-Dlog4j.configuration=file:%s\"; " % EndToEndLatencyService.LOG4J_CONFIG |
| if node.version >= V_0_9_0_0: |
| cmd += "KAFKA_OPTS=%(kafka_opts)s /opt/%(kafka_dir)s/bin/kafka-run-class.sh kafka.tools.EndToEndLatency " % args |
| cmd += "%(bootstrap_servers)s %(topic)s %(num_records)d %(acks)d %(message_bytes)d %(config_file)s" % args |
| else: |
| # Set fetch max wait to 0 to match behavior in later versions |
| cmd += "KAFKA_OPTS=%(kafka_opts)s /opt/%(kafka_dir)s/bin/kafka-run-class.sh kafka.tools.TestEndToEndLatency " % args |
| cmd += "%(bootstrap_servers)s %(zk_connect)s %(topic)s %(num_records)d 0 %(acks)d" % args |
| |
| cmd += " 2>> %(stderr)s | tee -a %(stdout)s" % {'stdout': EndToEndLatencyService.STDOUT_CAPTURE, |
| 'stderr': EndToEndLatencyService.STDERR_CAPTURE} |
| |
| return cmd |
| |
| def _worker(self, idx, node): |
| node.account.ssh("mkdir -p %s" % EndToEndLatencyService.PERSISTENT_ROOT, allow_fail=False) |
| |
| log_config = self.render('tools_log4j.properties', log_file=EndToEndLatencyService.LOG_FILE) |
| |
| node.account.create_file(EndToEndLatencyService.LOG4J_CONFIG, log_config) |
| client_config = str(self.security_config) |
| if node.version >= V_0_9_0_0: |
| client_config += "compression_type=%(compression_type)s" % self.args |
| node.account.create_file(EndToEndLatencyService.CONFIG_FILE, client_config) |
| |
| self.security_config.setup_node(node) |
| |
| cmd = self.start_cmd(node) |
| self.logger.debug("End-to-end latency %d command: %s", idx, cmd) |
| results = {} |
| for line in node.account.ssh_capture(cmd): |
| if line.startswith("Avg latency:"): |
| results['latency_avg_ms'] = float(line.split()[2]) |
| if line.startswith("Percentiles"): |
| results['latency_50th_ms'] = float(line.split()[3][:-1]) |
| results['latency_99th_ms'] = float(line.split()[6][:-1]) |
| results['latency_999th_ms'] = float(line.split()[9]) |
| self.results[idx-1] = results |