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latency.go
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latency.go
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package simplehttp
import (
"context"
"errors"
"net/http"
grpcnode "github.com/Asutorufa/yuhaiin/pkg/protos/node/grpc"
)
type latencyHandler struct {
emptyHTTP
nm grpcnode.NodeManagerServer
}
func (l *latencyHandler) Get(w http.ResponseWriter, r *http.Request) error {
hash := r.URL.Query().Get("hash")
t := r.URL.Query().Get("type")
req := &grpcnode.LatencyReqRequest{Hash: hash}
if t == "tcp" {
req.Protocols = append(req.Protocols, &grpcnode.LatencyReqRequestProtocol{
Protocol: &grpcnode.LatencyReqRequestProtocol_Http{
Http: &grpcnode.LatencyReqHttp{
Url: "https://clients3.google.com/generate_204",
},
},
})
}
if t == "udp" {
req.Protocols = append(req.Protocols, &grpcnode.LatencyReqRequestProtocol{
Protocol: &grpcnode.LatencyReqRequestProtocol_Dns{
Dns: &grpcnode.LatencyReqDns{
Host: "1.1.1.1:53",
TargetDomain: "www.google.com",
},
},
})
}
lt, err := l.nm.Latency(context.TODO(), &grpcnode.LatencyReq{Requests: []*grpcnode.LatencyReqRequest{req}})
if err != nil {
return err
}
if _, ok := lt.HashLatencyMap[hash]; !ok {
return errors.New("test latency timeout or can't connect")
}
var resp string
if lt.HashLatencyMap[hash] != nil {
resp = lt.HashLatencyMap[hash].Times[0].AsDuration().String()
}
w.Write([]byte(resp))
return nil
}