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How to use poll_proc method in avocado

Best Python code snippet using avocado_python

test_dogwrap.py

Source:test_dogwrap.py

...81            parse_options(['--proc_poll_interval', 'invalid'])82        with mock.patch.dict(os.environ, values={"DD_API_KEY": "the_key"}, clear=True):83            options, _ = parse_options([])84            self.assertEqual(options.api_key, "the_key")85    def test_poll_proc(self):86        mock_proc = mock.Mock()87        mock_proc.poll.side_effect = [None, 0]88        return_value = poll_proc(mock_proc, 0.1, 1)89        self.assertEqual(return_value, 0)90        self.assertEqual(mock_proc.poll.call_count, 2)91    def test_poll_timeout(self):92        mock_proc = mock.Mock()93        mock_proc.poll.side_effect = [None, None, None]94        with self.assertRaises(Timeout):95            poll_proc(mock_proc, 0.1, 0.2)96    @mock.patch('datadog.dogshell.wrap.poll_proc')97    @mock.patch('subprocess.Popen')98    def test_execute(self, mock_popen, mock_poll):99        mock_proc = mock.Mock()100        mock_proc.stdout.readline.side_effect = [b'out1\n', b'']101        mock_proc.stderr.readline.side_effect = [b'err1\n', b'']102        mock_popen.return_value = mock_proc103        mock_poll.return_value = 0104        return_code, stdout, stderr, duration = execute('foo', 10, 20, 30, 1, False)105        self.assertEqual(return_code, 0)106        self.assertEqual(stdout, b'out1\n')107        self.assertEqual(stderr, b'err1\n')108        mock_popen.assert_called_once()109        mock_poll.assert_called_once_with(mock_proc, 1, 10)...

wrap.py

Source:wrap.py

...18from dogapi.common import get_ec2_instance_id19SUCCESS = 'success'20ERROR = 'error'21class Timeout(Exception): pass22def poll_proc(proc, sleep_interval, timeout):23    start_time = time.time()24    returncode = None25    while returncode is None:26        returncode = proc.poll()27        if time.time() - start_time > timeout:28            raise Timeout()29        else:30            time.sleep(sleep_interval)31    return returncode32def execute(cmd, cmd_timeout, sigterm_timeout, sigkill_timeout,33            proc_poll_interval):34    start_time = time.time()35    returncode = -136    stdout = ''37    stderr = ''38    try:39        proc = subprocess.Popen(u' '.join(cmd), stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True)40    except Exception:41        print >> sys.stderr, u"Failed to execute %s" % (repr(cmd))42        raise43    try:44        returncode = poll_proc(proc, proc_poll_interval, cmd_timeout)45        stdout, stderr = proc.communicate()46        duration = time.time() - start_time47    except Timeout:48        duration = time.time() - start_time49        try:50            proc.terminate()51            sigterm_start = time.time()52            try:53                print >> sys.stderr, "Command timed out after %.2fs, killing with SIGTERM" % (time.time() - start_time)54                poll_proc(proc, proc_poll_interval, sigterm_timeout)55                returncode = Timeout56            except Timeout:57                print >> sys.stderr, "SIGTERM timeout failed after %.2fs, killing with SIGKILL" % (time.time() - sigterm_start)58                proc.kill()59                poll_proc(proc, proc_poll_interval, sigkill_timeout)60                returncode = Timeout61        except OSError as e:62            # Ignore OSError 3: no process found.63            if e.errno != 3:64                raise65    return returncode, stdout, stderr, duration66def main():67    parser = OptionParser()68    parser.add_option('-n', '--name', action='store', type='string', help="The name of the event")69    parser.add_option('-k', '--api_key', action='store', type='string')70    parser.add_option('-m', '--submit_mode', action='store', type='choice', default='errors', choices=['errors', 'all'])71    parser.add_option('-t', '--timeout', action='store', type='int', default=60*60*24)72    parser.add_option('--sigterm_timeout', action='store', type='int', default=60*2)73    parser.add_option('--sigkill_timeout', action='store', type='int', default=60)...

caejd.py

Source:caejd.py

1import logging.config2from multiprocessing import Process3import os4import sys5import time6import subprocess7import django.conf8# Adding the project directory to the path to make imports of other modules9# of the project possible.10TOP_LEVEL_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))11sys.path.insert(0, TOP_LEVEL_DIR)12from utils.graceful_killer import GracefulKiller  # noqa: E40213from utils.jobinfo import poll, update  # noqa: E40214from utils.logger_copy import copy_logger_settings  # noqa: E40215# -----------------------------------------------------------------------------16# Logging Setting17# -----------------------------------------------------------------------------18logging.config.dictConfig(django.conf.settings.LOGGING)19# -----------------------------------------------------------------------------20# Django Server21# -----------------------------------------------------------------------------22def run_django_server():23    graceful_killer = GracefulKiller(name="Django")24    manage_path = os.path.join(TOP_LEVEL_DIR, "manage.py")25    django_call = ["python", manage_path, "runserver", "0:8000"]26    django_proc = subprocess.Popen(27        django_call,28        stderr=subprocess.STDOUT,29        universal_newlines=True30    )31    while True:32        time.sleep(1)33        if graceful_killer.kill_now:34            django_proc.terminate()35            break36# -----------------------------------------------------------------------------37# RUN38# -----------------------------------------------------------------------------39if __name__ == "__main__":40    logger = logging.getLogger(__name__)41    copy_logger_settings(logger.name, "utils.graceful_killer")42    logger.info("CAEJobDiary started...")43    procs = []44    logger.info("Starting polling process.")45    poll_proc = Process(46        target=poll.main,47        name="Polling")48    poll_proc.start()49    procs.append(poll_proc)50    logger.info("Starting update process.")51    update_proc = Process(52        target=update.main,53        name="Update")54    update_proc.start()55    procs.append(update_proc)56    logger.info("Starting Django server.")57    django_server_proc = Process(58        target=run_django_server,59        name="Django Server")60    django_server_proc.start()61    procs.append(django_server_proc)62    try:63        while True:64            time.sleep(1)65    except KeyboardInterrupt:66        logger.info("Keyboard interruption detected. Stopping processes.")67        for proc in procs:68            logger.info("Stopping process: (pid {}) {}".format(69                proc.pid, proc.name))70            proc.join()71            proc.terminate()72            if proc.exitcode == 0:73                logger.info("Process {} ended successfully.".format(74                    proc.pid))75            else:76                logger.warning("Process {} exitcode: {}".format(77                    proc.pid, proc.exitcode))78    except Exception as err_msg:79        logger.exception(80            "Exception in main process occurred!\n{}".format(err_msg))81        raise82    logger.info("All CAEJobDiary processes stopped.")...

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