How to use is_port_listening method in ATX

Best Python code snippet using ATX

test_browser.py

Source:test_browser.py

...82        assert hubcheck.conf.settings.proxy is None83        proxy = Proxy()84        proxy.start()85        assert hubcheck.conf.settings.proxy is not None86        assert is_port_listening('localhost',proxy.port) is True87        assert os.path.isfile('/tmp/userAgentString.properties')88        assert os.path.isfile('/tmp/userAgentString.txt')89    def test_stop_1(self):90        """91        stop the proxy server92        at the end of the process the following should be true:93        1. hubcheck.conf.settings.proxy is None94        2. proxy.port is not listening95        """96        proxy = Proxy()97        proxy.start()98        proxy.stop()99        assert hubcheck.conf.settings.proxy is None100        assert is_port_listening('localhost',proxy.port) is False101        # stop() doesn't clean up tmp files.102        # assert not os.path.isfile('/tmp/userAgentString.properties')103        # assert not os.path.isfile('/tmp/userAgentString.txt')104    def test_create_client_1(self,proxy):105        """106        create a proxy client on the default port107        """108        # make sure the potential client port is not occupied109        assert not is_port_listening("localhost",proxy.port+1)110        # start the client111        proxy_client = proxy.create_client()112        assert is_port_listening("localhost",proxy.port+1)113    def test_create_client_2(self,proxy):114        """115        create a proxy client on the default port116        """117        # make sure the potential client port is not occupied118        assert not is_port_listening("localhost",proxy.port+1)119        # start the client120        proxy_client = proxy.create_client(proxy.port+1)...

temporary_daemon.py

Source:temporary_daemon.py

...17import logging18import subprocess19import tempfile20import time21def is_port_listening(port):22  import socket23  s = socket.socket()24  try:25    s.connect(('localhost', port))26  except socket.error:27    return False28  s.close()29  return True30TEST_PORT=1234531class TemporaryDaemon(object):32  def __init__(self):33    # If a daemon is running, try killing it via /kill34    if is_port_listening(TEST_PORT):35      for i in range(2):36        logging.warn("Existing daemon found. Asking it to exit")37        try:38          conn = httplib.HTTPConnection('localhost', TEST_PORT, True)39          conn.request('GET', '/exit')40        except:41          break42        res = conn.getresponse()43        if res.status != 200:44          break45        else:46          time.sleep(0.2)47    if is_port_listening(TEST_PORT):48      raise Exception("Daemon running")49    self.daemon_settings_file = tempfile.NamedTemporaryFile()50    args = ['./quickopend', 'run', '--settings', self.daemon_settings_file.name, '--port', str(TEST_PORT)]51    args.append('--test')52    self.proc = subprocess.Popen(args)53    ok = False54    for i in range(10):55      try:56        conn = httplib.HTTPConnection('localhost', TEST_PORT, True)57        conn.request('GET', '/ping')58      except:59        time.sleep(0.1)60        continue61      res = conn.getresponse()...

proc.py

Source:proc.py

1import subprocess2import socket3import psutil4def is_port_listening(port, type_="tcp"):5    """check if the port is being used by any process6    Args:7        port (int): port number8    Returns:9        Bool: True if port is used else False10    """11    result = None12    if type_ == "tcp":13        with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:14            result = s.connect_ex(("127.0.0.1", port))15    else:16        with socket.socket(socket.AF_INET, socket.SOCK_DGRAM) as s:17            result = s.connect_ex(("127.0.0.1", port))18    # print(f"checking port {port} result was {result}")19    return result == 020class Process:21    def __init__(self, cmd, use_shell=False, env=None, run_once=False, cmd_check="", tcp_ports=None, udp_ports=None, deps=None, log_sinks=None ):22        self.cmd = cmd23        self.env = env or {}24        self.cmd_check = cmd_check25        self.run_once = run_once26        self.tcp_ports = tcp_ports or []27        self.udp_ports = udp_ports or []28        self.deps = deps or [] 29        self.use_shell = use_shell30        self.proc_object = None31        self.log_sinks = log_sinks or []32    def __str__(self):33        return f"Proc {self.cmd}, {self.cmd_check}, {self.tcp_ports}, {self.udp_ports}, {self.deps}"34    def is_running(self):35        # DON'T RESTORE PSUTIL36        # print("checking pid: ", self.proc_object.pid)37        # if not psutil.pid_exists(self.proc_object.pid):38        #     return False39        # print(self)40        # print(f"checking command is running")41        if self.cmd_check:42            # print(f"checking by command {self.cmd_check}")43            try:44                res = subprocess.check_call(self.cmd_check, shell=True, stdout=subprocess.DEVNULL)45            except subprocess.CalledProcessError:46                # print("not runnning..., cmd_check")47                return False48            else:49                # print("running...")50                return True51        if self.tcp_ports:52            for p in self.tcp_ports:53                # print("checking against tcp port ",p )54                if not is_port_listening(p):55                    # print("port reason")56                    return False57        if self.udp_ports:58            for p in self.udp_ports:59                # print("checking against udp port ", p)60                if not is_port_listening(p, "udp"):61                    # print("port reason")62                    return False63        # print(f"{self.cmd} is running.... correctly after checks")64        return True65    def run(self):66        p = subprocess.Popen(self.cmd, shell=self.use_shell, stdout=subprocess.PIPE, stderr=subprocess.PIPE, env=self.env)67        self.proc_object = p...

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