suite_runner.py revision 5d7e21d72b17274a81a64a8040e1a30697e1223b
1#!/usr/bin/python 2 3# Copyright (c) 2013 The Chromium OS Authors. All rights reserved. 4# Use of this source code is governed by a BSD-style license that can be 5# found in the LICENSE file. 6 7import os 8import time 9import shlex 10 11from utils import command_executer 12 13TEST_THAT_PATH = '/usr/bin/test_that' 14CHROME_MOUNT_DIR = '/tmp/chrome_root' 15 16def GetProfilerArgs (profiler_args): 17 # Remove "--" from in front of profiler args. 18 args_list = shlex.split(profiler_args) 19 new_list = [] 20 for arg in args_list: 21 if arg[0:2] == '--': 22 arg = arg[2:] 23 new_list.append(arg) 24 args_list = new_list 25 26 # Remove "perf_options=" from middle of profiler args. 27 new_list = [] 28 for arg in args_list: 29 idx = arg.find("perf_options=") 30 if idx != -1: 31 prefix = arg[0:idx] 32 suffix = arg[idx + len("perf_options=") + 1 : -1] 33 new_arg = prefix + "'" + suffix + "'" 34 new_list.append(new_arg) 35 else: 36 new_list.append(arg) 37 args_list = new_list 38 39 return " ".join(args_list) 40 41 42class SuiteRunner(object): 43 """ This defines the interface from crosperf to test script. 44 """ 45 46 def __init__(self, logger_to_use=None, log_level="verbose", cmd_exec=None, 47 cmd_term=None): 48 self._logger = logger_to_use 49 self.log_level = log_level 50 self._ce = cmd_exec or command_executer.GetCommandExecuter(self._logger, 51 log_level=self.log_level) 52 self._ct = cmd_term or command_executer.CommandTerminator() 53 54 def Run(self, machine, label, benchmark, test_args, profiler_args): 55 self.PinGovernorExecutionFrequencies(machine, label.chromeos_root) 56 if benchmark.suite == "telemetry": 57 return self.Telemetry_Run(machine, label, benchmark, profiler_args) 58 elif benchmark.suite == "telemetry_Crosperf": 59 return self.Telemetry_Crosperf_Run(machine, label, benchmark, 60 test_args, profiler_args) 61 else: 62 return self.Test_That_Run(machine, label, benchmark, test_args, 63 profiler_args) 64 65 def GetHighestStaticFrequency(self, machine_name, chromeos_root): 66 """ Gets the highest static frequency for the specified machine 67 """ 68 get_avail_freqs = ("cd /sys/devices/system/cpu/cpu0/cpufreq/; " 69 "if [[ -e scaling_available_frequencies ]]; then " 70 " cat scaling_available_frequencies; " 71 "else " 72 " cat scaling_max_freq ; " 73 "fi") 74 ret, freqs_str, _ = self._ce.CrosRunCommand( 75 get_avail_freqs, return_output=True, machine=machine_name, 76 chromeos_root=chromeos_root) 77 self._logger.LogFatalIf(ret, "Could not get available frequencies " 78 "from machine: %s" % machine_name) 79 freqs = freqs_str.split() 80 ## When there is no scaling_available_frequencies file, 81 ## we have only 1 choice. 82 if len(freqs) == 1: 83 return freqs[0] 84 # The dynamic frequency ends with a "1000". So, ignore it if found. 85 if freqs[0].endswith("1000"): 86 return freqs[1] 87 else: 88 return freqs[0] 89 90 def PinGovernorExecutionFrequencies(self, machine_name, chromeos_root): 91 """ Set min and max frequencies to max static frequency 92 """ 93 highest_freq = self.GetHighestStaticFrequency(machine_name, chromeos_root) 94 BASH_FOR = "for f in {list}; do {body}; done" 95 CPUFREQ_DIRS = "/sys/devices/system/cpu/cpu*/cpufreq/" 96 change_max_freq = BASH_FOR.format(list=CPUFREQ_DIRS + "scaling_max_freq", 97 body="echo %s > $f" % highest_freq) 98 change_min_freq = BASH_FOR.format(list=CPUFREQ_DIRS + "scaling_min_freq", 99 body="echo %s > $f" % highest_freq) 100 change_perf_gov = BASH_FOR.format(list=CPUFREQ_DIRS + "scaling_governor", 101 body="echo performance > $f") 102 if self.log_level == "average": 103 self._logger.LogOutput("Pinning governor execution frequencies for %s" 104 % machine_name) 105 ret = self._ce.CrosRunCommand(" && ".join(("set -e ", 106 change_max_freq, 107 change_min_freq, 108 change_perf_gov)), 109 machine=machine_name, 110 chromeos_root=chromeos_root) 111 self._logger.LogFatalIf(ret, "Could not pin frequencies on machine: %s" 112 % machine_name) 113 114 def RebootMachine(self, machine_name, chromeos_root): 115 command = "reboot && exit" 116 self._ce.CrosRunCommand(command, machine=machine_name, 117 chromeos_root=chromeos_root) 118 time.sleep(60) 119 # Whenever we reboot the machine, we need to restore the governor settings. 120 self.PinGovernorExecutionFrequencies(machine_name, chromeos_root) 121 122 def Test_That_Run(self, machine, label, benchmark, test_args, profiler_args): 123 """Run the test_that test..""" 124 options = "" 125 if label.board: 126 options += " --board=%s" % label.board 127 if test_args: 128 options += " %s" % test_args 129 if profiler_args: 130 self._logger.LogFatal("test_that does not support profiler.") 131 command = "rm -rf /usr/local/autotest/results/*" 132 self._ce.CrosRunCommand(command, machine=machine, username="root", 133 chromeos_root=label.chromeos_root) 134 135 # We do this because some tests leave the machine in weird states. 136 # Rebooting between iterations has proven to help with this. 137 self.RebootMachine(machine, label.chromeos_root) 138 139 command = ("%s %s %s %s" % 140 (TEST_THAT_PATH, options, machine, benchmark.test_name)) 141 if self.log_level != "verbose": 142 self._logger.LogOutput("Running test.") 143 self._logger.LogOutput("CMD: %s" % command) 144 return self._ce.ChrootRunCommand(label.chromeos_root, 145 command, 146 True, 147 self._ct) 148 149 150 def Telemetry_Crosperf_Run (self, machine, label, benchmark, test_args, 151 profiler_args): 152 if not os.path.isdir(label.chrome_src): 153 self._logger.LogFatal("Cannot find chrome src dir to" 154 " run telemetry: %s" % label.chrome_src) 155 156 profiler_args = GetProfilerArgs (profiler_args) 157 fast_arg = "" 158 if not profiler_args: 159 # --fast works unless we are doing profiling (autotest limitation). 160 # --fast avoids unnecessary copies of syslogs. 161 fast_arg = "--fast" 162 args_string = "" 163 if test_args: 164 # Strip double quotes off args (so we can wrap them in single 165 # quotes, to pass through to Telemetry). 166 if test_args[0] == '"' and test_args[-1] == '"': 167 test_args = test_args[1:-1] 168 args_string = "test_args='%s'" % test_args 169 cmd = ('{} {} --board={} --args="{} test={} ' 170 '{}" {} telemetry_Crosperf'.format(TEST_THAT_PATH, 171 fast_arg, 172 label.board, 173 args_string, 174 benchmark.test_name, 175 profiler_args, 176 machine)) 177 178 chrome_root_options = "" 179 chrome_root_options = (" --chrome_root={} --chrome_root_mount={} " 180 " FEATURES=\"-usersandbox\" " 181 "CHROME_ROOT={}".format(label.chrome_src, 182 CHROME_MOUNT_DIR, 183 CHROME_MOUNT_DIR)) 184 if self.log_level != "verbose": 185 self._logger.LogOutput("Running test.") 186 self._logger.LogOutput("CMD: %s" % cmd) 187 return self._ce.ChrootRunCommand (label.chromeos_root, 188 cmd, 189 return_output=True, 190 command_terminator=self._ct, 191 cros_sdk_options=chrome_root_options) 192 193 194 def Telemetry_Run(self, machine, label, benchmark, profiler_args): 195 telemetry_run_path = "" 196 if not os.path.isdir(label.chrome_src): 197 self._logger.LogFatal("Cannot find chrome src dir to" 198 " run telemetry.") 199 else: 200 telemetry_run_path = os.path.join(label.chrome_src, "src/tools/perf") 201 if not os.path.exists(telemetry_run_path): 202 self._logger.LogFatal("Cannot find %s directory." % telemetry_run_path) 203 204 if profiler_args: 205 self._logger.LogFatal("Telemetry does not support the perf profiler.") 206 207 rsa_key = os.path.join(label.chromeos_root, 208 "src/scripts/mod_for_test_scripts/ssh_keys/testing_rsa") 209 210 cmd = ("cd {0} && " 211 "./run_measurement " 212 "--browser=cros-chrome " 213 "--output-format=csv " 214 "--remote={1} " 215 "--identity {2} " 216 "{3} {4}".format(telemetry_run_path, machine, 217 rsa_key, 218 benchmark.test_name, 219 benchmark.test_args)) 220 if self.log_level != "verbose": 221 self._logger.LogOutput("Running test.") 222 self._logger.LogOutput("CMD: %s" % cmd) 223 return self._ce.RunCommand(cmd, return_output=True, 224 print_to_console=False) 225 226 def Terminate(self): 227 self._ct.Terminate() 228 229 230class MockSuiteRunner(object): 231 def __init__(self): 232 self._true = True 233 234 def Run(self, *_args): 235 if self._true: 236 return ["", "", 0] 237 else: 238 return ["", "", 0] 239