| ' Licensed under the Apache License, Version 2.0 (the "License"); |
| ' you may not use this file except in compliance with the License. |
| ' You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 |
| ' Unless required by applicable law or agreed to in writing, software distributed under the License is distributed |
| ' on an \"AS IS\" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| ' See the License for the specific language governing permissions and limitations under the License. |
| |
| @startuml |
| |
| actor user |
| box "traffic_ctl address space" #DDFFDD |
| entity traffic_ctl |
| end box |
| collections "Remote RPC API" as remote_rpc |
| box "traffic_manager address space" #DDDDFF |
| entity traffic_manager |
| end box |
| collections "Local RPC API" as local_rpc |
| box "traffic_server address space" #FFDB99 |
| entity traffic_server |
| end box |
| entity plugin |
| |
| traffic_manager -> traffic_server : traffic_server registers\ncallback for ""MGMT_EVENT_LIFECYCLE_EVENT"" |
| traffic_server -> plugin : register to ""TS_LIFECYCLE_MSG_HOOK"" |
| user -> traffic_ctl : "traffic_ctl plugin msg TAG hello" |
| traffic_ctl -> remote_rpc : lifecycle message |
| note left : msd id ""MGMT_EVENT_LIFECYCLE_MESSAGE"" |
| remote_rpc -[#blue]-> remote_rpc : <font color="blue">//serialize message//</font> |
| remote_rpc -> traffic_manager : sent over sockets |
| note over traffic_ctl, traffic_manager : Using remote RPC functions\n""CoreAPIRemote, NetworkUtilsRemote"" |
| |
| traffic_manager -[#blue]-> local_rpc: <font color="blue">//serialized message//</font> |
| local_rpc -> traffic_server : resent over sockets |
| note over traffic_manager, traffic_server : Local RPC functions\n""CoreAPI, NetworkUtilsLocal"" |
| traffic_server -> traffic_server : callback function selected based on msg id\n""MGMT_EVENT_LIFECYCLE_MESSAGE"" |
| traffic_server -[#blue]-> local_rpc : <font color="blue">//unserialize message//</font> |
| traffic_server -> plugin : invoke hook and attach ""TSPluginMsg"" |
| plugin -> plugin : hooks ""TS_LIFECYCLE_MSG_HOOK""\nand reads ""TSPluginMsg"" |
| traffic_manager -[#green]-> remote_rpc : <font color="green">TS_ERR_OK</font> |
| note right : traffic_manager has no idea if\nplugin actually received message |
| remote_rpc -> traffic_ctl : parse response |
| |
| |
| @enduml |
