def request_service(self, app_name, port, expected_output=None):
"""Make request on service of app. If there is connection error function return False.
:param app_name: str, name of the app
:param expected_output: str, If not None method will check output returned from request
and try to find matching string.
:param port: str or int, port of the service
:return: bool, True if connection was established False if there was connection error
"""
# get ip of service
ip = [service.get_ip() for service in self.list_services(namespace=self.project)
if service.name == app_name][0]
# make http request to obtain output
if expected_output is not None:
try:
output = self.http_request(host=ip, port=port)
if expected_output not in output.text:
raise ConuException(
"Connection to service established, but didn't match expected output")
else:
logger.info("Connection to service established and return expected output!")
return True
except ConnectionError as e:
logger.info("Connection to service failed %s!", e)
return False
elif check_port(port, host=ip): # check if port is open
return True
return False
def is_port_open(self, port, timeout=2):
"""
check if given port is open and receiving connections on container ip_address
:param port: int, container port
:param timeout: int, how many seconds to wait for connection; defaults to 2
:return: True if the connection has been established inside timeout, False otherwise
"""
addresses = self.get_IPv4s()
if not addresses:
return False
return check_port(port, host=addresses[0], timeout=timeout)
