Merak Network: delete subnet got error from alcor and didn't return proper message back to scenario

[cj-chung]

Merack network component got error when scenario manager issue DELETE network.
Network got error:

2022/08/31 18:03:08 returnMessage {"subnet":{"id":"48c8e6dc-3a36-4ad1-ac38-4ec53096fc14","project_id":"123456789","tenant_id":"123456789","name":"YM_sample_subnet","description":null,"network_id":"a87c95cc-8ad7-444f-bb72-70471dcab184","cidr":"10.0.1.0/20","availability_zone":null,"gateway_ip":"10.0.0.1","gatewayPortId":"bdf133a1-af9d-44b2-afe6-bdcedb7854ce","gateway_port_detail":{"gateway_macAddress":"aa:bb:cc:98:6d:a4","gateway_port_id":"bdf133a1-af9d-44b2-afe6-bdcedb7854ce"},"attached_router_id":null,"port_detail":null,"enable_dhcp":true,"primary_dns":null,"secondary_dns":null,"dns_list":null,"ip_version":4,"ipV4_rangeId":"9effc294-726c-444b-b535-f9a62ece4c9c","ipV6_rangeId":null,"ipv6_address_mode":null,"ipv6_ra_mode":null,"revision_number":1,"segment_id":null,"shared":null,"sort_dir":null,"sort_key":null,"subnetpool_id":null,"dns_publish_fixed_ip":false,"tags":[],"tags-any":null,"not-tags":null,"not-tags-any":null,"fields":null,"dns_nameservers":[],"allocation_pools":[{"start":"10.0.0.1","end":"10.0.15.254"}],"host_routes":[],"prefixlen":null,"use_default_subnet_pool":false,"service_types":[],"created_at":"2022-08-31 17:39:27","updated_at":"2022-08-31 17:39:27"}}
2022/08/31 18:03:08 returnJson : {{48c8e6dc-3a36-4ad1-ac38-4ec53096fc14 123456789 123456789 YM_sample_subnet <nil> a87c95cc-8ad7-444f-bb72-70471dcab184 10.0.1.0/20 <nil> 10.0.0.1 bdf133a1-af9d-44b2-afe6-bdcedb7854ce {aa:bb:cc:98:6d:a4 bdf133a1-af9d-44b2-afe6-bdcedb7854ce}  <nil> %!s(bool=true) <nil> <nil> <nil> %!s(int=4) 9effc294-726c-444b-b535-f9a62ece4c9c <nil> <nil> <nil> %!s(int=1) <nil> <nil> <nil> <nil> <nil> %!s(bool=false) [] <nil> <nil> <nil> <nil> [] [{10.0.0.1 10.0.15.254}] [] <nil> %!s(bool=false) [] 2022-08-31 17:39:27 2022-08-31 17:39:27}}
2022/08/31 18:03:08 getSubnetRouter done
2022/08/31 18:03:08 deleteSubnet
2022/08/31 18:03:08 body ""
2022/08/31 18:03:18 RequestCall Fail  500 {"timestamp":"2022-08-31T18:03:18.292+0000","status":500,"error":"Internal Server Error","message":"I/O error on DELETE request for \"http://routemanager-service.default.svc.cluster.local:9003/project/123456789/subnets/48c8e6dc-3a36-4ad1-ac38-4ec53096fc14/routetable\": timeout; nested exception is java.net.SocketTimeoutException: timeout","path":"/project/123456789/subnets/48c8e6dc-3a36-4ad1-ac38-4ec53096fc14"}
2022/08/31 18:03:18 returnErr {"timestamp":"2022-08-31T18:03:18.292+0000","status":500,"error":"Internal Server Error","message":"I/O error on DELETE request for \"http://routemanager-service.default.svc.cluster.local:9003/project/123456789/subnets/48c8e6dc-3a36-4ad1-ac38-4ec53096fc14/routetable\": timeout; nested exception is java.net.SocketTimeoutException: timeout","path":"/project/123456789/subnets/48c8e6dc-3a36-4ad1-ac38-4ec53096fc14"}
2022/08/31 18:03:18 deleteVpc
2022/08/31 18:03:18 body ""
2022/08/31 18:03:18 returnMessage {"id":"a87c95cc-8ad7-444f-bb72-70471dcab184"}
2022/08/31 18:03:18 deleteVpc done
2022/08/31 18:03:18 deleteSg
2022/08/31 18:03:18 body ""
2022/08/31 18:03:18 returnMessage
2022/08/31 18:03:18 deleteVpc done
2022/08/31 18:03:18 returnMessage return_message:"returnNetworkMessage Finished" vpcs:{vpc_id:"a87c95cc-8ad7-444f-bb72-70471dcab184" tenant_id:"123456789" project_id:"123456789" subnets:{subnet_id:"48c8e6dc-3a36-4ad1-ac38-4ec53096fc14" subnet_cidr:"10.0.1.0/20" subnet_gw:"10.0.1.1" number_vms:100}} security_group_ids:"b2cb0a7a2fe94fad8674d5adb862fb3b"

The merak network didn't return proper message back to scenario. It makes scenario keep waiting for the return message from merak network.