protocol: add v2 wire protocol with binary framing and capability negotiation (#5294)

2026-04-28 03:49:09 +08:00 · 2026-04-27 00:17:00 +08:00
parent e8dfd6efcc
commit e9464919d1
40 changed files with 1861 additions and 223 deletions
--- a/pkg/msg/msg.go
+++ b/pkg/msg/msg.go
@@ -20,24 +20,24 @@ import (
 )

 const (
-	TypeLogin              = 'o'
-	TypeLoginResp          = '1'
-	TypeNewProxy           = 'p'
-	TypeNewProxyResp       = '2'
-	TypeCloseProxy         = 'c'
-	TypeNewWorkConn        = 'w'
-	TypeReqWorkConn        = 'r'
-	TypeStartWorkConn      = 's'
-	TypeNewVisitorConn     = 'v'
-	TypeNewVisitorConnResp = '3'
-	TypePing               = 'h'
-	TypePong               = '4'
-	TypeUDPPacket          = 'u'
-	TypeNatHoleVisitor     = 'i'
-	TypeNatHoleClient      = 'n'
-	TypeNatHoleResp        = 'm'
-	TypeNatHoleSid         = '5'
-	TypeNatHoleReport      = '6'
+	TypeLogin              byte = 'o'
+	TypeLoginResp          byte = '1'
+	TypeNewProxy           byte = 'p'
+	TypeNewProxyResp       byte = '2'
+	TypeCloseProxy         byte = 'c'
+	TypeNewWorkConn        byte = 'w'
+	TypeReqWorkConn        byte = 'r'
+	TypeStartWorkConn      byte = 's'
+	TypeNewVisitorConn     byte = 'v'
+	TypeNewVisitorConnResp byte = '3'
+	TypePing               byte = 'h'
+	TypePong               byte = '4'
+	TypeUDPPacket          byte = 'u'
+	TypeNatHoleVisitor     byte = 'i'
+	TypeNatHoleClient      byte = 'n'
+	TypeNatHoleResp        byte = 'm'
+	TypeNatHoleSid         byte = '5'
+	TypeNatHoleReport      byte = '6'
 )

 var msgTypeMap = map[byte]any{