/
websocket.go
66 lines (56 loc) · 1.43 KB
/
websocket.go
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package ws
import (
"context"
"github.com/gin-gonic/gin"
"github.com/gorilla/websocket"
"github.com/issue9/jsonrpc"
"github.com/mufanh/easyagent/global"
"github.com/mufanh/easyagent/internal/model"
"net/http"
"strings"
"time"
)
var upgrader = websocket.Upgrader{
HandshakeTimeout: 5 * time.Second,
ReadBufferSize: 2048,
WriteBufferSize: 2048,
// 允许跨域
CheckOrigin: func(r *http.Request) bool {
return true
},
}
// agent通过websocket连接server
func Connect(c *gin.Context) error {
global.Logger.Infof("收到新连接,连接地址:%s\n", c.Request.RemoteAddr)
data := make(map[string]string)
if len(c.Request.Header) > 0 {
for k, v := range c.Request.Header {
data[strings.ToUpper(k)] = v[0]
}
}
agentInfo := model.ConvertMap2AgentInfo(data)
if err := agentInfo.Check(); err != nil {
return err
}
conn, err := upgrader.Upgrade(c.Writer, c.Request, nil)
if err != nil {
return err
}
t := jsonrpc.NewWebsocketTransport(conn)
serv := jsonrpc.NewServer()
jConn := serv.NewConn(t, nil)
if err := global.ServerRepo.AddSession(agentInfo, conn, jConn); err != nil {
return err
}
defer func() {
if err := global.ServerRepo.DeleteSession(agentInfo.Token); err != nil {
global.Logger.Warnf("删除连接失败,详细错误原因:%+V", err)
}
}()
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
if err := jConn.Serve(ctx); err != nil {
return err
}
return nil
}