gistfile1.txt

elbv2_response = boto3.client("elbv2")

if elbv2_response is not None:
    v2_load_balancers = elbv2_response.describe_load_balancers()
else:
    v2_load_balancers = None


##not implemented rules
rules = get_alb_rules(listener_arn) 

def get_alb_rules(alb, listener_arn):
    listener = boto3.client('elbv2')
    response = listener.describe_listeners(
        LoadBalancerArn = listener_arn
    )
    for Rule in response["Rules"]:
        try:
            data = {}
            data['path-pattern'] = Rule['Conditions'][0]['Values']
            data['host-header'] = Rule['Conditions'][1]['Values']
            data['priority'] = Rule['Priority']
            print(json.dumps(data, indent=4))
        except:
            print('Reached end of Rules')
    return data

instance_to_v2_load_balancer_map = {}
    if v2_load_balancers is not None:
        for elbv2_lb in v2_load_balancers["LoadBalancers"]:
            load_balancer_arn = elbv2_lb['LoadBalancerArn']
            load_balancer_name = elbv2_lb["LoadBalancerName"]
            target_groups = elbv2_response.describe_target_groups(
                LoadBalancerArn=load_balancer_arn
            )
            if target_groups is None:
                continue
            for target_group in target_groups["TargetGroups"]:
                target_group_arn = target_group['TargetGroupArn']

                target_healths = elbv2_response.describe_target_health(
                    TargetGroupArn=target_group_arn
                )
                if target_healths is None:
                    continue
                for target_health in target_healths["TargetHealthDescriptions"]:
                    instance_to_v2_load_balancer_map[target_health["Target"]["Id"]] = load_balancer_name