1

tools/pbtools/app.js

@@ -1,9 +1,6 @@
 const protobuf = require('protobufjs');
 const parseArgs = require('minimist');
-
-function prettyJsonEncode(obj) {
-  return JSON.stringify(obj, "", "  ");
-}
+const fs = require('fs');
 
 class PBTools {
 
@@ -60,8 +57,109 @@ class PBTools {
         }
       );
     }
+    await this.genCsAutoGen();
   }
 
+  async genCsAutoGen() {
+    let data = `package cs
+
+import (
+        "f5"
+        proto "github.com/golang/protobuf/proto"
+)
+
+type MsgHandler interface {
+        CMPing(*f5.MsgHdr, *CMPing)
+        CMLogin(*f5.MsgHdr, *CMLogin)
+        CMReconnect(*f5.MsgHdr, *CMReconnect)
+}
+
+type NetMsgHandler struct {
+        MsgId int
+        HandlerId int
+        parseCb func([]byte) interface{}
+        cb func(*f5.MsgHdr, MsgHandler)
+}
+
+var handlers [2000]*NetMsgHandler
+
+func GetNetMsgHandler(msgId uint16) *NetMsgHandler {
+        handler := handlers[msgId]
+        return handler
+}
+
+func DispatchMsg(handler *NetMsgHandler, hdr *f5.MsgHdr, msgHandler MsgHandler) {
+        handler.cb(hdr, msgHandler)
+}
+
+func RegHandlerId(msgId int, handlerId int) {
+        handler := handlers[msgId]
+        handler.HandlerId = handlerId
+}
+
+func ParsePb(msgId uint16, data []byte) interface{} {
+        handler := handlers[msgId]
+        if handler == nil {
+                return nil
+        }
+        return handler.parseCb(data)
+}
+
+`;
+    this.csProtoPb.nested.cs.nestedArray.forEach(
+      (item) => {
+        if (item.name[0] == 'C' &&
+            item.name[1] == 'M') {
+          data += `
+func (this *MsgHandlerImpl) ${item.name}(hdr *f5.MsgHdr, msg *${item.name}) {
+}
+`;
+        }
+      });
+    this.csProtoPb.nested.cs.nestedArray.forEach(
+      (item) => {
+        if (item.name[0] == 'C' &&
+            item.name[1] == 'M') {
+          data += `
+func (this *${item.name}) GetNetMsgId() uint16 {
+        return uint16(CMMessageIdE__${item.name})
+}
+`;
+        } else if (item.name[0] == 'S' &&
+                   item.name[1] == 'M') {
+          data += `
+func (this *${item.name}) GetNetMsgId() uint16 {
+        return uint16(SMMessageIdE__${item.name})
+}
+`;
+        }
+      });
+    data += `
+func init() {
+`;
+    this.csProtoPb.nested.cs.nestedArray.forEach(
+      (item) => {
+        if (item.name[0] == 'C' &&
+            item.name[1] == 'M') {
+          data += `
+        handlers[int(CMMessageIdE__${item.name})] = &NetMsgHandler{
+                MsgId: int(CMMessageIdE__${item.name}),
+                parseCb: func (data []byte) interface{} {
+                        msg := ${item.name}{}
+                        proto.Unmarshal(data, msg)
+                        return msg
+                },
+                cb: func (hdr *f5.MsgHdr, handler MsgHandler) {
+                        handler.${item.name}(hdr, hdr.Msg.(*CMPing))
+                },
+        }
+`;
+        }
+      });
+    data += `
+}`;
+    fs.writeFileSync('./cs/cs.auto_gen.go', data);
+  }
 }
 
 (new PBTools).init();