How to use attach_network_interface method in localstack

Best Python code snippet using localstack_python

aws.py

Source:aws.py

...67        while get_network_interface_state(network_interface) != 'detached':68            time.sleep(1)69    except KeyError:70        pass71def attach_network_interface(network_interface, instance_id):72    client = boto3.client('ec2')73    for _ in xrange(10):74        try:75            client.attach_network_interface(76                NetworkInterfaceId=network_interface,77                InstanceId=instance_id,78                DeviceIndex=DEVICE_INDEX79            )80        except ClientError:81            time.sleep(1)82def configure_local_interface(local_interface, ip, netmask):83    cmd = [84        'ifconfig',85        local_interface,86        'inet',87        ip,88        'netmask',89        netmask90    ]91    for _ in xrange(10):92        os.environ['PATH'] = "%s:/sbin" % os.environ['PATH']93        env = os.environ94        proc = Popen(cmd, env=env)95        proc.communicate()96        if proc.returncode:97            time.sleep(1)98        else:99            return100def aws_notify_master(cfg):101    """The function moves network interface to local instance and brings it up.102    Steps:103    - Detach network interface if attached to anywhere.104    - Attach the network interface to the local instance.105    - Configure IP address on this instance106    :param cfg: config object107    """108    try:109        os.environ['AWS_ACCESS_KEY_ID'] = cfg.get('aws', 'aws_access_key_id')110        os.environ['AWS_SECRET_ACCESS_KEY'] = cfg.get('aws',111                                                      'aws_secret_access_key')112        os.environ['AWS_DEFAULT_REGION'] = cfg.get('aws', 'aws_default_region')113    except NoOptionError:114        LOG.error('aws_access_key_id, aws_secret_access_key and '115                  'aws_default_region must be defined in '116                  'aws section of the config file.')117        exit(-1)118    instance_id = get_my_instance_id()119    try:120        ip = cfg.get('proxysql', 'virtual_ip')121        netmask = cfg.get('proxysql', 'virtual_netmask')122        network_interface = get_network_interface(ip)123        if network_interface_attached(network_interface):124            detach_network_interface(network_interface)125        local_interface = "eth%d" % DEVICE_INDEX126        ensure_local_interface_is_gone(local_interface)127        ensure_network_interface_is_detached(network_interface)128        attach_network_interface(network_interface, instance_id)129        configure_local_interface(local_interface, ip, netmask)130    except NoOptionError as err:131        LOG.error('virtual_ip and virtual_netmask must be defined in '132                  'proxysql section of the config file.')...

ultimate_attach_lambda.py

Source:ultimate_attach_lambda.py

...52    )53    eni=response['NetworkInterface']['NetworkInterfaceId']54    55    ##Attach ENI to instance56    response1 = ec2.attach_network_interface(57        DeviceIndex=1,58        InstanceId=EC2InstanceId,59        NetworkInterfaceId=eni60    )61    62    eni_attach_id=response1['AttachmentId']63    responsex = ec2.modify_network_interface_attribute(Attachment={'AttachmentId': eni_attach_id,'DeleteOnTermination': True},64NetworkInterfaceId=eni,)65    #print(response1)66    67    68    ##Associate free EIP to ENI69	70    response3 = ec2.associate_address(71        AllocationId=eip,72        NetworkInterfaceId=eni,73    )74    ##Create ENI75    response = ec2.create_network_interface(76        Description='PythonENILam2',77        Groups=[78            'sg-084d045efc41c9924',79        ],80        SubnetId=subnet2,81    )82    eni2=response['NetworkInterface']['NetworkInterfaceId']83    84    ##Attach ENI to instance85    response1 = ec2.attach_network_interface(86        DeviceIndex=2,87        InstanceId=EC2InstanceId,88        NetworkInterfaceId=eni289    )90    eni_attach_id2=response1['AttachmentId']91    responsex = ec2.modify_network_interface_attribute(Attachment={'AttachmentId': eni_attach_id2,'DeleteOnTermination': True},92NetworkInterfaceId=eni2,)93    94    autoscaling = boto3.client('autoscaling')95    response = autoscaling.complete_lifecycle_action(96        LifecycleHookName='LaunchLC',97        AutoScalingGroupName='MyASG',98        LifecycleActionResult='CONTINUE',99        InstanceId=EC2InstanceId...

ec2-attach-network-interface.py

Source:ec2-attach-network-interface.py

1#!/usr/bin/python2import boto.ec23import os4import argparse5def attach_network_interface(ec2region,instance):6   conn = boto.ec2.connect_to_region(ec2region,7       aws_access_key_id=os.getenv('AWS_ACCESS_KEY_ID'),8       aws_secret_access_key=os.getenv('AWS_SECRET_ACCESS_KEY'))9   instance = conn.get_only_instances(instance_ids=[instance])[0]10   network_interface = conn.create_network_interface(instance.subnet_id,description="internal",groups=[ group.id for group in instance.groups])11   print 'created network interface: ',network_interface.id12   if network_interface.attach(instance.id,1)== False:13      raise Exception('could not attach network interface to instance');14   network_interface = conn.get_all_network_interfaces(network_interface_ids=[network_interface.id])[0]15   if conn.modify_network_interface_attribute(network_interface.id,'deleteOnTermination',True, attachment_id=network_interface.attachment.id) == False:16      raise Exception('could not update network interface delete on instance');17if __name__ == "__main__":18    parser = argparse.ArgumentParser('ec2-attach-network-interface')19    parser.add_argument('ec2region', action='store',nargs=1, help='ec2 region')20    parser.add_argument('ec2instance', action='store',nargs=1, help='ec2 instance id')21    args = parser.parse_args()...

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