Best Python code snippet using autotest_python
logfile_monitor.py
Source:logfile_monitor.py
...26 """Select a supported python from a list"""27 for python in installed_pythons:28 if python[-3:] in SUPPORTED_PYTHON_VERS:29 return python30def copy_monitordir(host):31 """Copy over monitordir to a tmpdir on the remote host."""32 tmp_dir = host.get_tmp_dir()33 host.send_file(MONITORDIR, tmp_dir)34 return os.path.join(tmp_dir, 'monitors')35def launch_remote_followfiles(host, lastlines_dirpath, follow_paths):36 """Launch followfiles.py remotely on follow_paths."""37 logging.info('Launching followfiles on target: %s, %s, %s',38 host.hostname, lastlines_dirpath, str(follow_paths))39 # First make sure a supported Python is on host40 installed_pythons = list_remote_pythons(host)41 supported_python = select_supported_python(installed_pythons)42 if not supported_python:43 if DEFAULT_PYTHON in installed_pythons:44 logging.info('No versioned Python binary found, '45 'defaulting to: %s', DEFAULT_PYTHON)46 supported_python = DEFAULT_PYTHON47 else:48 raise FollowFilesLaunchError('No supported Python on host.')49 remote_monitordir = copy_monitordir(host)50 remote_script_path = os.path.join(remote_monitordir, 'followfiles.py')51 followfiles_cmd = '%s %s --lastlines_dirpath=%s %s' % (52 supported_python, remote_script_path,53 lastlines_dirpath, ' '.join(follow_paths))54 remote_ff_proc = subprocess.Popen(host._make_ssh_cmd(followfiles_cmd),55 stdin=open(os.devnull, 'r'),56 stdout=subprocess.PIPE, shell=True)57 def wait_for_crash():58 """59 Warning: this is not threadsafe due to the call to60 host.job.record()61 """62 # Give it enough time to crash if it's going to (it shouldn't).63 time.sleep(5)...
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