def _network_interface()

in cli/aws_orbit/cleanup.py [0:0]

• 41 lines of code
• 13 McCabe index (conditional complexity)

def _network_interface(vpc_id: str) -> None:
    client = boto3_client("ec2")
    ec2 = boto3_resource("ec2")
    for i in client.describe_network_interfaces(Filters=[{"Name": "vpc-id", "Values": [vpc_id]}])["NetworkInterfaces"]:
        try:
            network_interface = ec2.NetworkInterface(i["NetworkInterfaceId"])
            if "Interface for NAT Gateway" not in network_interface.description:
                _logger.debug(f"Forgotten NetworkInterface: {i['NetworkInterfaceId']}.")
                if network_interface.attachment is not None and network_interface.attachment["Status"] == "attached":
                    attempts: int = 0
                    while network_interface.attachment is None or network_interface.attachment["Status"] != "detached":
                        if attempts >= 10:
                            _logger.debug(
                                f"Ignoring NetworkInterface: {i['NetworkInterfaceId']} after 10 detach attempts."
                            )
                            break
                        _detach_network_interface(i["NetworkInterfaceId"], network_interface)
                        attempts += 1
                        time.sleep(3)
                    else:
                        network_interface.delete()
                        _logger.debug(f"NetWorkInterface {i['NetworkInterfaceId']} deleted.")
        except botocore.exceptions.ClientError as ex:
            error: Dict[str, Any] = ex.response["Error"]
            if "is currently in use" in error["Message"]:
                _logger.warning(f"Ignoring NetWorkInterface {i['NetworkInterfaceId']} because it stills in use.")
            elif "does not exist" in error["Message"]:
                _logger.warning(
                    f"Ignoring NetWorkInterface {i['NetworkInterfaceId']} because it does not exist anymore."
                )
            elif "You are not allowed to manage" in error["Message"]:
                _logger.warning(
                    f"Ignoring NetWorkInterface {i['NetworkInterfaceId']} because you are not allowed to manage."
                )
            elif "You do not have permission to access the specified resource" in error["Message"]:
                _logger.warning(
                    f"Ignoring NetWorkInterface {i['NetworkInterfaceId']} "
                    "because you do not have permission to access the specified resource."
                )
            else:
                raise