Introduce config related to Passthru improvements

Related to wso2/api-manager#1792

distribution/src/resources/config-tool/default.json

@@ -97,15 +97,23 @@
 
   "passthru_properties.'http.socket.timeout'": "180000",
   "passthru_properties.'worker_pool_size_core'": "400",
+  "passthru_properties.'secondary_worker_pool_size_core'": "400",
   "passthru_properties.'worker_pool_size_max'": "400",
+  "passthru_properties.'secondary_worker_pool_size_max'": "400",
   "passthru_properties.'worker_pool_queue_length'": "-1",
+  "passthru_properties.'secondary_worker_pool_queue_length'": "-1",
   "passthru_properties.'io_buffer_size'": "16384",
   "passthru_properties.'http.max.connection.per.host.port'": "32767",
   "passthru_properties.'http.user.agent.preserve'": false,
   "passthru_properties.'http.server.preserve'": true,
   "passthru_properties.'http.connection.disable.keepalive'": false,
   "passthru_properties.'valid.max.message.size.in.bytes'": "81920",
   "passthru_properties.'force.json.message.reverseProxyMode'": false,
+  "passthru_properties.'consume_and_discard'": true,
+  "passthru_properties.'expected_max_queueing_time'": "30000",
+  "passthru_properties.'consume_and_discard_by_secondary_pool'": true,
+  "passthru_properties.'expected_max_queueing_time_for_message_discard_worker'": "30000",
+  "passthru_properties.'close_socket_on_endpoint_timeout'": "false",
 
   "transport.http.preserve_http_headers": ["Content-Type"],
   "transport.http.listener.enable": true,

distribution/src/resources/config-tool/key-mappings.json

@@ -117,8 +117,11 @@
   "transport.http.block_service_list": "passthru_properties.'http.block_service_list'",
   "transport.http.connection_timeout": "passthru_properties.'http.connection.timeout'",
   "transport.http.core_worker_pool_size": "passthru_properties.'worker_pool_size_core'",
+  "transport.http.secondary_worker_pool_size_core": "passthru_properties.'secondary_worker_pool_size_core'",
   "transport.http.max_worker_pool_size": "passthru_properties.'worker_pool_size_max'",
+  "transport.http.secondary_worker_pool_size_max": "passthru_properties.'secondary_worker_pool_size_max'",
   "transport.http.worker_pool_queue_length": "passthru_properties.'worker_pool_queue_length'",
+  "transport.http.secondary_worker_pool_queue_length": "passthru_properties.'secondary_worker_pool_queue_length'",
   "transport.http.io_buffer_size": "passthru_properties.'io_buffer_size'",
   "transport.http.max_http_connection_per_host_port": "passthru_properties.'http.max.connection.per.host.port'",
   "transport.http.preserve_http_user_agent":"passthru_properties.'http.user.agent.preserve'",
@@ -130,6 +133,11 @@
   "transport.http.force_xml_validation": "passthru_properties.'force.xml.message.validation'",
   "transport.http.force_json_validation": "passthru_properties.'force.json.message.validation'",
   "transport.http.reverse_proxy_mode": "passthru_properties.'force.json.message.reverseProxyMode'",
+  "transport.http.consume_and_discard": "passthru_properties.'consume_and_discard'",
+  "transport.http.expected_max_queueing_time": "passthru_properties.'expected_max_queueing_time'",
+  "transport.http.consume_and_discard_by_secondary_pool": "passthru_properties.'consume_and_discard_by_secondary_pool'",
+  "transport.http.expected_max_queueing_time_for_message_discard_worker": "passthru_properties.'expected_max_queueing_time_for_message_discard_worker'",
+  "transport.http.close_socket_on_endpoint_timeout": "passthru_properties.'close_socket_on_endpoint_timeout'",
 
   "transport.http.listener.port": "transport.http.listener.parameter.port",
   "transport.http.listener.wsdl_epr_prefix":"transport.http.listener.parameter.WSDLEPRPrefix",