How to use find_free_ports method in avocado

Best Python code snippet using avocado_python

vnc.py

Source:vnc.py

...26            sock.connect((VNC_ADDR, port))27        except ConnectionRefusedError:28            return False29    return True30def find_free_ports(count: int) -> List[int]:31    result = []32    for port in range(VNC_PORT_START, VNC_PORT_END):33        if check_bind(port):34            result.append(port)35            if len(result) >= count:36                break37    assert len(result) == count38    return result39class Vnc(QemuSystemTest):40    """41    :avocado: tags=vnc,quick42    """43    def test_no_vnc(self):44        self.vm.add_args('-nodefaults', '-S')45        self.vm.launch()46        self.assertFalse(self.vm.qmp('query-vnc')['return']['enabled'])47    def test_no_vnc_change_password(self):48        self.vm.add_args('-nodefaults', '-S')49        self.vm.launch()50        self.assertFalse(self.vm.qmp('query-vnc')['return']['enabled'])51        set_password_response = self.vm.qmp('change-vnc-password',52                                            password='new_password')53        self.assertIn('error', set_password_response)54        self.assertEqual(set_password_response['error']['class'],55                         'GenericError')56        self.assertEqual(set_password_response['error']['desc'],57                         'Could not set password')58    def test_change_password_requires_a_password(self):59        self.vm.add_args('-nodefaults', '-S', '-vnc', ':0')60        self.vm.launch()61        self.assertTrue(self.vm.qmp('query-vnc')['return']['enabled'])62        set_password_response = self.vm.qmp('change-vnc-password',63                                            password='new_password')64        self.assertIn('error', set_password_response)65        self.assertEqual(set_password_response['error']['class'],66                         'GenericError')67        self.assertEqual(set_password_response['error']['desc'],68                         'Could not set password')69    def test_change_password(self):70        self.vm.add_args('-nodefaults', '-S', '-vnc', ':0,password=on')71        self.vm.launch()72        self.assertTrue(self.vm.qmp('query-vnc')['return']['enabled'])73        set_password_response = self.vm.qmp('change-vnc-password',74                                            password='new_password')75        self.assertEqual(set_password_response['return'], {})76    def test_change_listen(self):77        a, b, c = find_free_ports(3)78        self.assertFalse(check_connect(a))79        self.assertFalse(check_connect(b))80        self.assertFalse(check_connect(c))81        self.vm.add_args('-nodefaults', '-S', '-vnc', f'{VNC_ADDR}:{a - 5900}')82        self.vm.launch()83        self.assertEqual(self.vm.qmp('query-vnc')['return']['service'], str(a))84        self.assertTrue(check_connect(a))85        self.assertFalse(check_connect(b))86        self.assertFalse(check_connect(c))87        res = self.vm.qmp('display-update', type='vnc',88                          addresses=[{'type': 'inet', 'host': VNC_ADDR,89                                      'port': str(b)},90                                     {'type': 'inet', 'host': VNC_ADDR,91                                      'port': str(c)}])...

dockers.py

Source:dockers.py

...10	return 'wolfpack'11def killall(client):12    for container in client.containers.list():13        container.kill()14def find_free_ports():15    bolt = 7687 16    http = 7474 17    #find first free port for bolt listener18#    with closing(socket.socket(socket.AF_INET, socket.SOCK_STREAM)) as s:19#        s.bind(('', 0))20#        s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)21#       bolt = s.getsockname()[1]22#        #find second free port for http listener while bolt listener is still up23#        with closing(socket.socket(socket.AF_INET, socket.SOCK_STREAM)) as x:24#            x.bind(('', 0))25#            x.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)26#            http = x.getsockname()[1]27    return bolt,http28def list_db(client):29    container_info = []30    for container in client.containers.list():31         container_info.append({"id" :container.id, "status": container.status, "name": container.name})32    return container_info33def delete_db(client, id):34    container = client.containers.get(id)35    container.kill()36def create_db(client):37   38    (bolt,http) = find_free_ports()39    bindip = '127.0.0.1'40    newpass = pw_gen(15)41    enviro = ['JAVA_OPTS=-Xmx1g','NEO4J_AUTH=neo4j/' + newpass]42    porto = {'7687/tcp':(bindip,bolt),'7474/tcp':(bindip,http)}43    #if we need persistence.  Which we don't right now44    volumeo = {'/logs': {'bind': '/logs', 'mode': 'rw'},'/data': {'bind': '/data','mode':'rw'}}45    containero = 'neo4j:3.0'46    c = client.containers.run(containero,environment=enviro,ports=porto,detach=True)47    while(True):48        time.sleep(2)49        c.reload()50        if(c.status == 'running'):51            break        52    containerstats = {"bolt": bolt, "http": http, "ip": bindip, "id": c.id, "password": newpass}...

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