How to use erase_dir_contents method in autotest

Best Python code snippet using autotest_python Github


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...48def install_autotest_and_run(func):49 def wrapper(self, mytest):50 host, at, outputdir = self._install()51 try:52 host.erase_dir_contents(outputdir)53 func(self, mytest, host, at, outputdir)54 finally:55 # the test class can define this flag to make us remove the56 # sysinfo install files and outputdir contents after each run57 if mytest.disable_sysinfo_install_cache:58 self.cleanup(host_close=False)59 return wrapper60class _sysinfo_logger(object):61 def __init__(self, job):62 self.job = job63 self.pickle = None64 # for now support a single host65 = None66 self.autotest = None67 self.outputdir = None68 self.disable_hooks = False69 if len(job.machines) != 1:70 # disable logging on multi-machine tests71 self.disable_hooks = True72 def _install(self):73 if not from autotest.server import hosts, autotest_remote75 = hosts.create_host(self.job.machines[0],76 auto_monitor=False)77 try:78 tmp_dir ="/tmp/sysinfo")79 self.autotest = autotest_remote.Autotest( self.autotest.install(autodir=tmp_dir)81 self.outputdir = except Exception:83 # if installation fails roll back the host84 try:85 except Exception:87 logging.exception("Unable to close host %s",88 = None90 self.autotest = None91 raise92 else:93 host = self.host94 # if autotest client dir does not exist, reinstall (it may have95 # been removed by the test code)96 autodir = host.get_autodir()97 if not autodir or not host.path_exists(autodir):98 self.autotest.install(autodir=autodir)99 # if the output dir does not exist, recreate it100 if not host.path_exists(self.outputdir):101'mkdir -p %s' % self.outputdir)102 return, self.autotest, self.outputdir103 def _pull_pickle(self, host, outputdir):104 """Pulls from the client the pickle file with the saved sysinfo state.105 """106 fd, path = tempfile.mkstemp(dir=self.job.tmpdir)107 os.close(fd)108 host.get_file(os.path.join(outputdir, "sysinfo.pickle"), path)109 self.pickle = path110 def _push_pickle(self, host, outputdir):111 """Pushes the server saved sysinfo pickle file to the client.112 """113 if self.pickle:114 host.send_file(self.pickle,115 os.path.join(outputdir, "sysinfo.pickle"))116 os.remove(self.pickle)117 self.pickle = None118 def _pull_sysinfo_keyval(self, host, outputdir, mytest):119 """Pulls sysinfo and keyval data from the client.120 """121 # pull the sysinfo data back on to the server122 host.get_file(os.path.join(outputdir, "sysinfo"), mytest.outputdir)123 # pull the keyval data back into the local one124 fd, path = tempfile.mkstemp(dir=self.job.tmpdir)125 os.close(fd)126 host.get_file(os.path.join(outputdir, "keyval"), path)127 keyval = utils.read_keyval(path)128 os.remove(path)129 mytest.write_test_keyval(keyval)130 @log.log_and_ignore_errors("pre-test server sysinfo error:")131 @install_autotest_and_run132 def before_hook(self, mytest, host, at, outputdir):133 if not self.disable_hooks:134 # run the pre-test sysinfo script135 % outputdir,136 results_dir=self.job.resultdir)137 self._pull_pickle(host, outputdir)138 @log.log_and_ignore_errors("pre-test iteration server sysinfo error:")139 @install_autotest_and_run140 def before_iteration_hook(self, mytest, host, at, outputdir):141 if not self.disable_hooks:142 # this function is called after before_hook() se we have sysinfo state143 # to push to the server144 self._push_pickle(host, outputdir)145 # run the pre-test iteration sysinfo script146 %147 (outputdir, 'log_before_each_iteration', mytest.iteration,148 'before'),149 results_dir=self.job.resultdir)150 # get the new sysinfo state from the client151 self._pull_pickle(host, outputdir)152 @log.log_and_ignore_errors("post-test iteration server sysinfo error:")153 @install_autotest_and_run154 def after_iteration_hook(self, mytest, host, at, outputdir):155 if not self.disable_hooks:156 # push latest sysinfo state to the client157 self._push_pickle(host, outputdir)158 # run the post-test iteration sysinfo script159 %160 (outputdir, 'log_after_each_iteration', mytest.iteration,161 'after'),162 results_dir=self.job.resultdir)163 # get the new sysinfo state from the client164 self._pull_pickle(host, outputdir)165 @log.log_and_ignore_errors("post-test server sysinfo error:")166 @install_autotest_and_run167 def after_hook(self, mytest, host, at, outputdir):168 if not self.disable_hooks:169 self._push_pickle(host, outputdir)170 # run the post-test sysinfo script171 % outputdir,172 results_dir=self.job.resultdir)173 self._pull_sysinfo_keyval(host, outputdir, mytest)174 def cleanup(self, host_close=True):175 if and self.autotest:176 try:177 try:178 self.autotest.uninstall()179 finally:180 if host_close:181 else:183 except Exception:185 # ignoring exceptions here so that we don't hide the true186 # reason of failure from runtest187 logging.exception('Error cleaning up the sysinfo autotest/host '188 'objects, ignoring it')189def runtest(job, url, tag, args, dargs):190 if not dargs.pop('disable_sysinfo', False):191 logger = _sysinfo_logger(job)192 logging_args = [logger.before_hook, logger.after_hook,193 logger.before_iteration_hook,194 logger.after_iteration_hook]195 else:196 logger = None197 logging_args = [None, None, None, None]...

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