frp/pkg/plugin/client/internal/httpsserver/server.go
fatedier a88e0e9a49
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refactor: clean up code (#5308)
2026-05-12 11:13:50 +08:00

60 lines
1.7 KiB
Go

// Copyright 2026 The frp Authors
//
// 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.
//go:build !frps
package httpsserver
import (
"crypto/tls"
"fmt"
"net/http"
"time"
"github.com/samber/lo"
"github.com/fatedier/frp/pkg/transport"
httppkg "github.com/fatedier/frp/pkg/util/http"
)
func New(handler http.Handler, crtPath, keyPath string, enableHTTP2 *bool) (*http.Server, error) {
tlsConfig, err := transport.NewServerTLSConfig(crtPath, keyPath, "")
if err != nil {
return nil, fmt.Errorf("gen TLS config error: %v", err)
}
server := &http.Server{
Handler: withMisdirectedRequestCheck(handler),
ReadHeaderTimeout: 60 * time.Second,
TLSConfig: tlsConfig,
}
if !lo.FromPtr(enableHTTP2) {
server.TLSNextProto = make(map[string]func(*http.Server, *tls.Conn, http.Handler))
}
return server, nil
}
func withMisdirectedRequestCheck(handler http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.TLS != nil {
tlsServerName, _ := httppkg.CanonicalHost(r.TLS.ServerName)
host, _ := httppkg.CanonicalHost(r.Host)
if tlsServerName != "" && tlsServerName != host {
w.WriteHeader(http.StatusMisdirectedRequest)
return
}
}
handler.ServeHTTP(w, r)
})
}