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326 lines
8.3 KiB
326 lines
8.3 KiB
// Copyright 2017 fatedier, fatedier@gmail.com |
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// |
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// Licensed under the Apache License, Version 2.0 (the "License"); |
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// you may not use this file except in compliance with the License. |
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// You may obtain a copy of the License at |
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// |
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// http://www.apache.org/licenses/LICENSE-2.0 |
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// |
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// Unless required by applicable law or agreed to in writing, software |
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// distributed under the License is distributed on an "AS IS" BASIS, |
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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// See the License for the specific language governing permissions and |
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// limitations under the License. |
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package client |
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import ( |
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"encoding/json" |
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"fmt" |
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"io/ioutil" |
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"net/http" |
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"sort" |
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"strings" |
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"github.com/fatedier/frp/client/proxy" |
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"github.com/fatedier/frp/g" |
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"github.com/fatedier/frp/models/config" |
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"github.com/fatedier/frp/utils/log" |
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) |
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type GeneralResponse struct { |
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Code int |
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Msg string |
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} |
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// GET api/reload |
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func (svr *Service) apiReload(w http.ResponseWriter, r *http.Request) { |
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res := GeneralResponse{Code: 200} |
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log.Info("Http request [/api/reload]") |
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defer func() { |
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log.Info("Http response [/api/reload], code [%d]", res.Code) |
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w.WriteHeader(res.Code) |
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if len(res.Msg) > 0 { |
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w.Write([]byte(res.Msg)) |
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} |
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}() |
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content, err := config.GetRenderedConfFromFile(g.GlbClientCfg.CfgFile) |
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if err != nil { |
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res.Code = 400 |
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res.Msg = err.Error() |
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log.Warn("reload frpc config file error: %s", res.Msg) |
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return |
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} |
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newCommonCfg, err := config.UnmarshalClientConfFromIni(nil, content) |
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if err != nil { |
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res.Code = 400 |
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res.Msg = err.Error() |
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log.Warn("reload frpc common section error: %s", res.Msg) |
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return |
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} |
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pxyCfgs, visitorCfgs, err := config.LoadAllConfFromIni(g.GlbClientCfg.User, content, newCommonCfg.Start) |
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if err != nil { |
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res.Code = 400 |
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res.Msg = err.Error() |
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log.Warn("reload frpc proxy config error: %s", res.Msg) |
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return |
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} |
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err = svr.ReloadConf(pxyCfgs, visitorCfgs) |
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if err != nil { |
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res.Code = 500 |
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res.Msg = err.Error() |
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log.Warn("reload frpc proxy config error: %s", res.Msg) |
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return |
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} |
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log.Info("success reload conf") |
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return |
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} |
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type StatusResp struct { |
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Tcp []ProxyStatusResp `json:"tcp"` |
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Udp []ProxyStatusResp `json:"udp"` |
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Http []ProxyStatusResp `json:"http"` |
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Https []ProxyStatusResp `json:"https"` |
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Stcp []ProxyStatusResp `json:"stcp"` |
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Xtcp []ProxyStatusResp `json:"xtcp"` |
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} |
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type ProxyStatusResp struct { |
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Name string `json:"name"` |
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Type string `json:"type"` |
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Status string `json:"status"` |
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Err string `json:"err"` |
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LocalAddr string `json:"local_addr"` |
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Plugin string `json:"plugin"` |
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RemoteAddr string `json:"remote_addr"` |
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} |
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type ByProxyStatusResp []ProxyStatusResp |
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func (a ByProxyStatusResp) Len() int { return len(a) } |
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func (a ByProxyStatusResp) Swap(i, j int) { a[i], a[j] = a[j], a[i] } |
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func (a ByProxyStatusResp) Less(i, j int) bool { return strings.Compare(a[i].Name, a[j].Name) < 0 } |
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func NewProxyStatusResp(status *proxy.ProxyStatus) ProxyStatusResp { |
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psr := ProxyStatusResp{ |
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Name: status.Name, |
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Type: status.Type, |
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Status: status.Status, |
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Err: status.Err, |
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} |
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switch cfg := status.Cfg.(type) { |
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case *config.TcpProxyConf: |
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if cfg.LocalPort != 0 { |
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psr.LocalAddr = fmt.Sprintf("%s:%d", cfg.LocalIp, cfg.LocalPort) |
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} |
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psr.Plugin = cfg.Plugin |
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if status.Err != "" { |
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psr.RemoteAddr = fmt.Sprintf("%s:%d", g.GlbClientCfg.ServerAddr, cfg.RemotePort) |
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} else { |
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psr.RemoteAddr = g.GlbClientCfg.ServerAddr + status.RemoteAddr |
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} |
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case *config.UdpProxyConf: |
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if cfg.LocalPort != 0 { |
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psr.LocalAddr = fmt.Sprintf("%s:%d", cfg.LocalIp, cfg.LocalPort) |
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} |
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if status.Err != "" { |
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psr.RemoteAddr = fmt.Sprintf("%s:%d", g.GlbClientCfg.ServerAddr, cfg.RemotePort) |
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} else { |
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psr.RemoteAddr = g.GlbClientCfg.ServerAddr + status.RemoteAddr |
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} |
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case *config.HttpProxyConf: |
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if cfg.LocalPort != 0 { |
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psr.LocalAddr = fmt.Sprintf("%s:%d", cfg.LocalIp, cfg.LocalPort) |
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} |
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psr.Plugin = cfg.Plugin |
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psr.RemoteAddr = status.RemoteAddr |
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case *config.HttpsProxyConf: |
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if cfg.LocalPort != 0 { |
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psr.LocalAddr = fmt.Sprintf("%s:%d", cfg.LocalIp, cfg.LocalPort) |
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} |
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psr.Plugin = cfg.Plugin |
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psr.RemoteAddr = status.RemoteAddr |
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case *config.StcpProxyConf: |
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if cfg.LocalPort != 0 { |
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psr.LocalAddr = fmt.Sprintf("%s:%d", cfg.LocalIp, cfg.LocalPort) |
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} |
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psr.Plugin = cfg.Plugin |
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case *config.XtcpProxyConf: |
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if cfg.LocalPort != 0 { |
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psr.LocalAddr = fmt.Sprintf("%s:%d", cfg.LocalIp, cfg.LocalPort) |
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} |
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psr.Plugin = cfg.Plugin |
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} |
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return psr |
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} |
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// GET api/status |
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func (svr *Service) apiStatus(w http.ResponseWriter, r *http.Request) { |
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var ( |
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buf []byte |
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res StatusResp |
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) |
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res.Tcp = make([]ProxyStatusResp, 0) |
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res.Udp = make([]ProxyStatusResp, 0) |
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res.Http = make([]ProxyStatusResp, 0) |
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res.Https = make([]ProxyStatusResp, 0) |
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res.Stcp = make([]ProxyStatusResp, 0) |
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res.Xtcp = make([]ProxyStatusResp, 0) |
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log.Info("Http request [/api/status]") |
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defer func() { |
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log.Info("Http response [/api/status]") |
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buf, _ = json.Marshal(&res) |
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w.Write(buf) |
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}() |
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ps := svr.ctl.pm.GetAllProxyStatus() |
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for _, status := range ps { |
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switch status.Type { |
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case "tcp": |
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res.Tcp = append(res.Tcp, NewProxyStatusResp(status)) |
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case "udp": |
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res.Udp = append(res.Udp, NewProxyStatusResp(status)) |
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case "http": |
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res.Http = append(res.Http, NewProxyStatusResp(status)) |
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case "https": |
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res.Https = append(res.Https, NewProxyStatusResp(status)) |
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case "stcp": |
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res.Stcp = append(res.Stcp, NewProxyStatusResp(status)) |
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case "xtcp": |
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res.Xtcp = append(res.Xtcp, NewProxyStatusResp(status)) |
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} |
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} |
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sort.Sort(ByProxyStatusResp(res.Tcp)) |
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sort.Sort(ByProxyStatusResp(res.Udp)) |
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sort.Sort(ByProxyStatusResp(res.Http)) |
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sort.Sort(ByProxyStatusResp(res.Https)) |
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sort.Sort(ByProxyStatusResp(res.Stcp)) |
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sort.Sort(ByProxyStatusResp(res.Xtcp)) |
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return |
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} |
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// GET api/config |
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func (svr *Service) apiGetConfig(w http.ResponseWriter, r *http.Request) { |
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res := GeneralResponse{Code: 200} |
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log.Info("Http get request [/api/config]") |
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defer func() { |
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log.Info("Http get response [/api/config], code [%d]", res.Code) |
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w.WriteHeader(res.Code) |
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if len(res.Msg) > 0 { |
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w.Write([]byte(res.Msg)) |
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} |
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}() |
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if g.GlbClientCfg.CfgFile == "" { |
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res.Code = 400 |
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res.Msg = "frpc has no config file path" |
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log.Warn("%s", res.Msg) |
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return |
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} |
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content, err := config.GetRenderedConfFromFile(g.GlbClientCfg.CfgFile) |
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if err != nil { |
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res.Code = 400 |
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res.Msg = err.Error() |
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log.Warn("load frpc config file error: %s", res.Msg) |
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return |
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} |
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rows := strings.Split(content, "\n") |
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newRows := make([]string, 0, len(rows)) |
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for _, row := range rows { |
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row = strings.TrimSpace(row) |
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if strings.HasPrefix(row, "token") { |
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continue |
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} |
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newRows = append(newRows, row) |
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} |
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res.Msg = strings.Join(newRows, "\n") |
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} |
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// PUT api/config |
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func (svr *Service) apiPutConfig(w http.ResponseWriter, r *http.Request) { |
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res := GeneralResponse{Code: 200} |
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log.Info("Http put request [/api/config]") |
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defer func() { |
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log.Info("Http put response [/api/config], code [%d]", res.Code) |
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w.WriteHeader(res.Code) |
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if len(res.Msg) > 0 { |
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w.Write([]byte(res.Msg)) |
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} |
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}() |
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// get new config content |
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body, err := ioutil.ReadAll(r.Body) |
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if err != nil { |
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res.Code = 400 |
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res.Msg = fmt.Sprintf("read request body error: %v", err) |
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log.Warn("%s", res.Msg) |
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return |
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} |
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if len(body) == 0 { |
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res.Code = 400 |
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res.Msg = "body can't be empty" |
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log.Warn("%s", res.Msg) |
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return |
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} |
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// get token from origin content |
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token := "" |
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b, err := ioutil.ReadFile(g.GlbClientCfg.CfgFile) |
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if err != nil { |
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res.Code = 400 |
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res.Msg = err.Error() |
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log.Warn("load frpc config file error: %s", res.Msg) |
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return |
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} |
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content := string(b) |
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for _, row := range strings.Split(content, "\n") { |
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row = strings.TrimSpace(row) |
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if strings.HasPrefix(row, "token") { |
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token = row |
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break |
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} |
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} |
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tmpRows := make([]string, 0) |
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for _, row := range strings.Split(string(body), "\n") { |
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row = strings.TrimSpace(row) |
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if strings.HasPrefix(row, "token") { |
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continue |
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} |
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tmpRows = append(tmpRows, row) |
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} |
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newRows := make([]string, 0) |
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if token != "" { |
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for _, row := range tmpRows { |
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newRows = append(newRows, row) |
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if strings.HasPrefix(row, "[common]") { |
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newRows = append(newRows, token) |
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} |
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} |
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} else { |
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newRows = tmpRows |
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} |
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content = strings.Join(newRows, "\n") |
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err = ioutil.WriteFile(g.GlbClientCfg.CfgFile, []byte(content), 0644) |
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if err != nil { |
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res.Code = 500 |
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res.Msg = fmt.Sprintf("write content to frpc config file error: %v", err) |
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log.Warn("%s", res.Msg) |
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return |
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} |
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}
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