Refactor server

[govpn.git] / src / cypherpunks.ru / govpn / server / proxy.go

diff --git a/src/cypherpunks.ru/govpn/server/proxy.go b/src/cypherpunks.ru/govpn/server/proxy.go
new file mode 100644 (file)
index 0000000..ad0f75d
--- /dev/null
+++ b/src/cypherpunks.ru/govpn/server/proxy.go
@@ -0,0 +1,64 @@
+/*
+GoVPN -- simple secure free software virtual private network daemon
+Copyright (C) 2014-2016 Sergey Matveev <stargrave@stargrave.org>
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package server
+
+import (
+       "net/http"
+
+       "github.com/Sirupsen/logrus"
+)
+
+type proxyHandler struct {
+       goVpnServer *Server
+}
+
+func (p proxyHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+       conn, _, err := w.(http.Hijacker).Hijack()
+       if err != nil {
+               p.goVpnServer.logger.WithError(err).WithFields(
+                       logrus.Fields{
+                               "func":    logFuncPrefix + "proxyHandler.ServeHTTP",
+                               "address": p.goVpnServer.configuration.BindAddress,
+                       },
+               ).Error("Proxy hijack failed")
+               return
+       }
+       conn.Write([]byte("HTTP/1.0 200 OK\n\n"))
+       go p.goVpnServer.handleTCP(conn)
+}
+
+func (s *Server) proxyStart() {
+       fields := logrus.Fields{
+               "func":    logFuncPrefix + "Server.proxyStart",
+               "address": s.configuration.BindAddress,
+               "proxy":   s.configuration.ProxyAddress,
+       }
+       s.logger.WithFields(fields).Info("Proxy Listen")
+       httpServer := &http.Server{
+               Addr: s.configuration.ProxyAddress,
+               Handler: proxyHandler{
+                       goVpnServer: s,
+               },
+       }
+       if err := httpServer.ListenAndServe(); err != nil {
+               s.logger.WithFields(fields).WithError(err).Error("Proxy failed")
+               return
+       }
+       s.logger.WithFields(fields).Info("Proxy finished")
+}