🔥 删除 Shell 功能
This commit is contained in:
Liang Ding
parent
c24e4f4711
commit
efa278c773
4
main.go
4
main.go
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@ -154,10 +154,6 @@ func main() {
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http.HandleFunc(conf.Wide.Context+"/find/decl", handlerWrapper(editor.FindDeclarationHandler))
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http.HandleFunc(conf.Wide.Context+"/find/usages", handlerWrapper(editor.FindUsagesHandler))
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// shell
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// http.HandleFunc(conf.Wide.Context+"/shell/ws", handlerWrapper(shell.WSHandler))
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// http.HandleFunc(conf.Wide.Context+"/shell", handlerWrapper(shell.IndexHandler))
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// notification
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http.HandleFunc(conf.Wide.Context+"/notification/ws", handlerWrapper(notification.WSHandler))
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189
shell/shells.go
189
shell/shells.go
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@ -1,189 +0,0 @@
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// Copyright (c) 2014-2019, b3log.org & hacpai.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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// https://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 shell include shell related mainipulations.
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package shell
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import (
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"html/template"
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"net/http"
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"os"
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"os/exec"
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"runtime"
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"strings"
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"time"
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"github.com/b3log/wide/conf"
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"github.com/b3log/wide/i18n"
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"github.com/b3log/wide/log"
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"github.com/b3log/wide/session"
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"github.com/b3log/wide/util"
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"github.com/gorilla/websocket"
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)
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// Shell channel.
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//
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// <sid, *util.WSChannel>>
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var ShellWS = map[string]*util.WSChannel{}
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// Logger.
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var logger = log.NewLogger(os.Stdout)
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// IndexHandler handles request of Shell index.
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func IndexHandler(w http.ResponseWriter, r *http.Request) {
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httpSession, _ := session.HTTPSession.Get(r, "wide-session")
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if httpSession.IsNew {
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http.Redirect(w, r, conf.Wide.Context+"/login", http.StatusFound)
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return
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}
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httpSession.Options.MaxAge = conf.Wide.HTTPSessionMaxAge
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if "" != conf.Wide.Context {
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httpSession.Options.Path = conf.Wide.Context
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}
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httpSession.Save(r, w)
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username := httpSession.Values["username"].(string)
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locale := conf.GetUser(username).Locale
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model := map[string]interface{}{"conf": conf.Wide, "i18n": i18n.GetAll(locale), "locale": locale,
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"sid": session.WideSessions.GenId()}
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wideSessions := session.WideSessions.GetByUsername(username)
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logger.Tracef("User [%s] has [%d] sessions", username, len(wideSessions))
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t, err := template.ParseFiles("views/shell.html")
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if nil != err {
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logger.Error(err)
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http.Error(w, err.Error(), 500)
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return
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}
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t.Execute(w, model)
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}
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// WSHandler handles request of creating Shell channel.
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func WSHandler(w http.ResponseWriter, r *http.Request) {
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httpSession, _ := session.HTTPSession.Get(r, "wide-session")
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if httpSession.IsNew {
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http.Error(w, "Forbidden", http.StatusForbidden)
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return
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}
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username := httpSession.Values["username"].(string)
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sid := r.URL.Query()["sid"][0]
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conn, _ := websocket.Upgrade(w, r, nil, 1024, 1024)
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wsChan := util.WSChannel{Sid: sid, Conn: conn, Request: r, Time: time.Now()}
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ret := map[string]interface{}{"output": "Shell initialized", "cmd": "init-shell"}
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err := wsChan.WriteJSON(&ret)
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if nil != err {
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return
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}
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ShellWS[sid] = &wsChan
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logger.Debugf("Open a new [Shell] with session [%s], %d", sid, len(ShellWS))
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input := map[string]interface{}{}
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for {
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if err := wsChan.ReadJSON(&input); err != nil {
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logger.Error("Shell WS ERROR: " + err.Error())
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return
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}
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inputCmd := input["cmd"].(string)
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cmds := strings.Split(inputCmd, "|")
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commands := []*exec.Cmd{}
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for _, cmdWithArgs := range cmds {
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cmdWithArgs = strings.TrimSpace(cmdWithArgs)
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cmdWithArgs := strings.Split(cmdWithArgs, " ")
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args := []string{}
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if len(cmdWithArgs) > 1 {
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args = cmdWithArgs[1:]
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}
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cmd := exec.Command(cmdWithArgs[0], args...)
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commands = append(commands, cmd)
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}
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output := ""
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if !strings.Contains(inputCmd, "clear") {
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output = pipeCommands(username, commands...)
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}
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ret = map[string]interface{}{"output": output, "cmd": "shell-output"}
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if err := wsChan.WriteJSON(&ret); err != nil {
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logger.Error("Shell WS ERROR: " + err.Error())
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return
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}
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wsChan.Refresh()
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}
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}
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func pipeCommands(username string, commands ...*exec.Cmd) string {
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for i, command := range commands[:len(commands)-1] {
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setCmdEnv(command, username)
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stdout, err := command.StdoutPipe()
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if nil != err {
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return err.Error()
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}
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command.Start()
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commands[i+1].Stdin = stdout
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}
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last := commands[len(commands)-1]
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setCmdEnv(last, username)
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out, err := last.CombinedOutput()
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// release resources
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for _, command := range commands[:len(commands)-1] {
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command.Wait()
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}
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if err != nil {
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return err.Error()
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}
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return string(out)
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}
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func setCmdEnv(cmd *exec.Cmd, username string) {
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userWorkspace := conf.GetUserWorkspace(username)
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cmd.Env = append(cmd.Env,
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"TERM="+os.Getenv("TERM"),
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"GOPATH="+userWorkspace,
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"GOOS="+runtime.GOOS,
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"GOARCH="+runtime.GOARCH,
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"GOROOT="+runtime.GOROOT(),
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"PATH="+os.Getenv("PATH"))
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cmd.Dir = userWorkspace
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}
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