How to use search_transit_gateway_routes method in localstack

Best Python code snippet using localstack_python

TGW-Static-Route-VPN-Failover.py

Source:TGW-Static-Route-VPN-Failover.py

...81        else:82            SecondaryVPN = 'UP'83            print('Secondary VPN ' + StandbyVPN + ' is UP')84    # check the existing routes which are for primary VPN store the CIDR85    response_route = client.search_transit_gateway_routes(TransitGatewayRouteTableId=TGWRouteTableId,86                                                          Filters=[87                                                              {88                                                                  'Name': 'attachment.transit-gateway-attachment-id',89                                                                  'Values': [90                                                                      ActiveVPN_Ass_Id91                                                                  ]92                                                              }93                                                          ], )94    for route in range(0, len(response_route['Routes'])):95        a = response_route['Routes'][route]['DestinationCidrBlock']96        CIDR.append(a)97    response_route = client.search_transit_gateway_routes(TransitGatewayRouteTableId=TGWRouteTableId,98                                                          Filters=[99                                                              {100                                                                  'Name': 'attachment.transit-gateway-attachment-id',101                                                                  'Values': [102                                                                      PassiveVPN_Ass_Id103                                                                  ]104                                                              }105                                                          ], )106    for route in range(0, len(response_route['Routes'])):107        a = response_route['Routes'][route]['DestinationCidrBlock']108        CIDR.append(a)109#    print(CIDR)110    # If primary VPN is UP, ensure that the routes are pointing towards primary VPN111    if PrimaryVPN == 'UP':  # change it to UP for real test112        for i in CIDR:113            response = client.search_transit_gateway_routes(114                TransitGatewayRouteTableId=TGWRouteTableId,115                Filters=[116                    {117                        'Name': 'route-search.exact-match',118                        'Values': [i]119                    },120                ], )121            if response['Routes'][0]['TransitGatewayAttachments'][0]['TransitGatewayAttachmentId'] == ActiveVPN_Ass_Id:122                break123            else:124                response = client.replace_transit_gateway_route(125                    DestinationCidrBlock=i,126                    TransitGatewayRouteTableId=TGWRouteTableId,127                    TransitGatewayAttachmentId=ActiveVPN_Ass_Id,128                )129        print('Route is pointing towards ' + ActiveVPN)130    elif (PrimaryVPN == 'DOWN') and (SecondaryVPN == 'UP'):131        for i in CIDR:132            response = client.search_transit_gateway_routes(133                TransitGatewayRouteTableId=TGWRouteTableId,134                Filters=[135                    {136                        'Name': 'route-search.exact-match',137                        'Values': [i]138                    },139                ], )140            if response['Routes'][0]['TransitGatewayAttachments'][0]['TransitGatewayAttachmentId'] == PassiveVPN_Ass_Id:141                break142            else:143                response = client.replace_transit_gateway_route(144                    DestinationCidrBlock=i,145                    TransitGatewayRouteTableId=TGWRouteTableId,146                    TransitGatewayAttachmentId=PassiveVPN_Ass_Id,147                )148        print('Route is pointing towards ' + StandbyVPN)149    # when both vpn are UP150    elif (PrimaryVPN == 'UP') and (SecondaryVPN == 'UP'):151        for i in CIDR:152            response = client.search_transit_gateway_routes(153                TransitGatewayRouteTableId=TGWRouteTableId,154                Filters=[155                    {156                        'Name': 'route-search.exact-match',157                        'Values': [i]158                    },159                ], )160            print(161                CIDR[i] + 'is poinging towards ' + response['Routes'][0]['TransitGatewayAttachments'][0]['ResourceId'])162    #when both vpn are DOWN163    elif (PrimaryVPN == 'DOWN') and (SecondaryVPN == 'DOWN'):...

handler.py

Source:handler.py

...26    # Search transit gateways27    for transit_gateway_route_table in get_transit_gateway_route_tables['TransitGatewayRouteTables']:28      logger.info("Transit Gateway Route Table: " + transit_gateway_route_table['TransitGatewayRouteTableId'])29      # Loop over transit gateway routes filtering on active state30      search_active_transit_gateway_routes = ec2.search_transit_gateway_routes(31        TransitGatewayRouteTableId = transit_gateway_route_table['TransitGatewayRouteTableId'],32        Filters=[33          {34              'Name': 'state',35              'Values': [36                  'active',37              ]38          }39        ]40      )41      if len(search_active_transit_gateway_routes['Routes']) == 0:42        logger.info("No Transit Gateway Attachements in active state")43      else:44        for active_transit_gateway_route in search_active_transit_gateway_routes['Routes']:45          logger.info("Transit Gateway Attachment (Active) " + active_transit_gateway_route['TransitGatewayAttachments'][0]['TransitGatewayAttachmentId'] + " Route: " + active_transit_gateway_route['DestinationCidrBlock'])46          put_cloudwatch_metric_data = cloudwatch.put_metric_data(47              Namespace='HMPPS/EMS/SharedNetworking',48              MetricData=[49                {50                  'MetricName': 'TransitGatewayAttachmentStatus',51                  'Dimensions': [52                    {53                      'Name': 'TransitGatewayAttachmentId',54                      'Value': active_transit_gateway_route['TransitGatewayAttachments'][0]['TransitGatewayAttachmentId']55                    },56                    {57                      'Name': 'DestinationCidrBlock',58                      'Value': active_transit_gateway_route['DestinationCidrBlock']59                    },60                    {61                      'Name': 'ResourceType',62                      'Value': active_transit_gateway_route['TransitGatewayAttachments'][0]['ResourceType']63                    },64                  ],65                  'Unit': 'None',66                  'Value': 167                },68              ]69          )70      # Loop over transit gateway routes filtering on blackholed state71      search_blackholed_transit_gateway_routes = ec2.search_transit_gateway_routes(72        TransitGatewayRouteTableId = transit_gateway_route_table['TransitGatewayRouteTableId'],73        Filters=[74          {75              'Name': 'state',76              'Values': [77                  'blackhole',78              ]79          }80        ]81      )82      if len(search_blackholed_transit_gateway_routes['Routes']) == 0:83        logger.info("No Transit Gateway Attachements in blackholed state")84      else:85        for blackholed_transit_gateway_route in search_blackholed_transit_gateway_routes['Routes']:...

main.py

Source:main.py

...9    cidr_blocks = event['cidr_blocks']10    tgw_route_table_id = event['tgw_route_table_id']11    for cidr_block in cidr_blocks:12        # find all routes that belong in a specific CIDR block or its subnets13        routes = ec2.search_transit_gateway_routes(14            TransitGatewayRouteTableId=tgw_route_table_id,15            Filters=[16                {17                    'Name': 'route-search.subnet-of-match',18                    'Values': [19                        cidr_block,20                    ]21                },22                {23                    'Name': 'attachment.resource-type',24                    'Values': [25                        'vpc',26                    ]27                }28            ]29        )30        # array with the CIDR blocks that were identified31        cidr_blocks_for_routes = (32            [d['DestinationCidrBlock'] for d in routes['Routes']]33        )34        # if a static route does not already exis35        if len(cidr_blocks_for_routes) > 0:36            if cidr_block not in cidr_blocks_for_routes:37                tgw_attachements = (38                    [d['TransitGatewayAttachments'] for d in routes['Routes']]39                )40                tgw_vpc_attachements = (41                    [d for d in tgw_attachements if d[0]['ResourceType'] in ['vpc']]  # noqa: E50142                )43                # identify attachment id for VPC44                tgw_attach_id = tgw_vpc_attachements[0][0]['TransitGatewayAttachmentId']  # noqa: E50145                logger.info('Creating route for: %s' % str(cidr_block))46                ec2.create_transit_gateway_route(47                    DestinationCidrBlock=cidr_block,48                    TransitGatewayRouteTableId=tgw_route_table_id,49                    TransitGatewayAttachmentId=tgw_attach_id50                )51    ####################52    # start - cleanup53    # find all static routes to vpcs54    all_static_routes = ec2.search_transit_gateway_routes(55        TransitGatewayRouteTableId=tgw_route_table_id,56        Filters=[57            {58                'Name': 'type',59                'Values': [60                    'static',61                ]62            },63            {64                'Name': 'attachment.resource-type',65                'Values': [66                    'vpc',67                ]68            }...

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.