frp/server/dashboard.go

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// Copyright 2017 fatedier, fatedier@gmail.com
//
// 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.
package server
import (
"net"
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"net/http"
"time"
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"github.com/fatedier/frp/assets"
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frpNet "github.com/fatedier/frp/pkg/util/net"
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"github.com/gorilla/mux"
"github.com/prometheus/client_golang/prometheus/promhttp"
)
var (
httpServerReadTimeout = 10 * time.Second
httpServerWriteTimeout = 10 * time.Second
)
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func (svr *Service) RunDashboardServer(address string) (err error) {
// url router
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router := mux.NewRouter()
router.HandleFunc("/healthz", svr.Healthz)
subRouter := router.NewRoute().Subrouter()
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user, passwd := svr.cfg.DashboardUser, svr.cfg.DashboardPwd
subRouter.Use(frpNet.NewHTTPAuthMiddleware(user, passwd).Middleware)
// metrics
if svr.cfg.EnablePrometheus {
subRouter.Handle("/metrics", promhttp.Handler())
}
// api, see dashboard_api.go
subRouter.HandleFunc("/api/serverinfo", svr.APIServerInfo).Methods("GET")
subRouter.HandleFunc("/api/proxy/{type}", svr.APIProxyByType).Methods("GET")
subRouter.HandleFunc("/api/proxy/{type}/{name}", svr.APIProxyByTypeAndName).Methods("GET")
subRouter.HandleFunc("/api/traffic/{name}", svr.APIProxyTraffic).Methods("GET")
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// view
subRouter.Handle("/favicon.ico", http.FileServer(assets.FileSystem)).Methods("GET")
subRouter.PathPrefix("/static/").Handler(frpNet.MakeHTTPGzipHandler(http.StripPrefix("/static/", http.FileServer(assets.FileSystem)))).Methods("GET")
subRouter.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
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http.Redirect(w, r, "/static/", http.StatusMovedPermanently)
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})
server := &http.Server{
Addr: address,
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Handler: router,
ReadTimeout: httpServerReadTimeout,
WriteTimeout: httpServerWriteTimeout,
}
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if address == "" || address == ":" {
address = ":http"
}
ln, err := net.Listen("tcp", address)
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if err != nil {
return err
}
go server.Serve(ln)
return
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}