mirror of
https://github.com/go-gitea/gitea
synced 2024-10-31 16:53:25 +01:00
b32407456a
- Very small typo fixes
199 lines
4.6 KiB
Go
199 lines
4.6 KiB
Go
// Copyright 2014 The Gogs Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package main
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import (
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//"container/list"
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"fmt"
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"os"
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"os/exec"
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"path"
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"strconv"
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"strings"
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"github.com/codegangsta/cli"
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qlog "github.com/qiniu/log"
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//"github.com/gogits/git"
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"github.com/gogits/gogs/models"
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"github.com/gogits/gogs/modules/base"
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)
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var (
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COMMANDS_READONLY = map[string]int{
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"git-upload-pack": models.AU_WRITABLE,
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"git upload-pack": models.AU_WRITABLE,
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"git-upload-archive": models.AU_WRITABLE,
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}
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COMMANDS_WRITE = map[string]int{
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"git-receive-pack": models.AU_READABLE,
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"git receive-pack": models.AU_READABLE,
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}
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)
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var CmdServ = cli.Command{
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Name: "serv",
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Usage: "This command just should be called by ssh shell",
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Description: `
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gogs serv provide access auth for repositories`,
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Action: runServ,
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Flags: []cli.Flag{},
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}
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func newLogger(execDir string) {
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logPath := execDir + "/log/serv.log"
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os.MkdirAll(path.Dir(logPath), os.ModePerm)
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f, err := os.OpenFile(logPath, os.O_WRONLY|os.O_APPEND|os.O_CREATE, os.ModePerm)
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if err != nil {
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qlog.Fatal(err)
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}
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qlog.SetOutput(f)
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qlog.Info("Start logging serv...")
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}
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func parseCmd(cmd string) (string, string) {
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ss := strings.SplitN(cmd, " ", 2)
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if len(ss) != 2 {
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return "", ""
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}
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verb, args := ss[0], ss[1]
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if verb == "git" {
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ss = strings.SplitN(args, " ", 2)
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args = ss[1]
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verb = fmt.Sprintf("%s %s", verb, ss[0])
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}
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return verb, args
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}
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func In(b string, sl map[string]int) bool {
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_, e := sl[b]
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return e
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}
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func runServ(k *cli.Context) {
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execDir, _ := base.ExecDir()
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newLogger(execDir)
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base.NewConfigContext()
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models.LoadModelsConfig()
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if models.UseSQLite3 {
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os.Chdir(execDir)
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}
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models.SetEngine()
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keys := strings.Split(os.Args[2], "-")
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if len(keys) != 2 {
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println("auth file format error")
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qlog.Fatal("auth file format error")
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}
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keyId, err := strconv.ParseInt(keys[1], 10, 64)
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if err != nil {
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println("auth file format error")
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qlog.Fatal("auth file format error", err)
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}
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user, err := models.GetUserByKeyId(keyId)
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if err != nil {
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println("You have no right to access")
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qlog.Fatalf("SSH visit error: %v", err)
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}
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cmd := os.Getenv("SSH_ORIGINAL_COMMAND")
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if cmd == "" {
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println("Hi", user.Name, "! You've successfully authenticated, but Gogs does not provide shell access.")
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return
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}
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verb, args := parseCmd(cmd)
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repoPath := strings.Trim(args, "'")
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rr := strings.SplitN(repoPath, "/", 2)
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if len(rr) != 2 {
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println("Unavailable repository", args)
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qlog.Fatalf("Unavailable repository %v", args)
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}
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repoUserName := rr[0]
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repoName := strings.TrimSuffix(rr[1], ".git")
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isWrite := In(verb, COMMANDS_WRITE)
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isRead := In(verb, COMMANDS_READONLY)
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repoUser, err := models.GetUserByName(repoUserName)
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if err != nil {
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println("You have no right to access")
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qlog.Fatal("Get user failed", err)
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}
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// access check
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switch {
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case isWrite:
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has, err := models.HasAccess(user.LowerName, path.Join(repoUserName, repoName), models.AU_WRITABLE)
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if err != nil {
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println("Internal error:", err)
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qlog.Fatal(err)
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} else if !has {
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println("You have no right to write this repository")
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qlog.Fatalf("User %s has no right to write repository %s", user.Name, repoPath)
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}
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case isRead:
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repo, err := models.GetRepositoryByName(repoUser.Id, repoName)
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if err != nil {
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println("Get repository error:", err)
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qlog.Fatal("Get repository error: " + err.Error())
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}
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if !repo.IsPrivate {
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break
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}
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has, err := models.HasAccess(user.Name, path.Join(repoUserName, repoName), models.AU_READABLE)
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if err != nil {
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println("Internal error")
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qlog.Fatal(err)
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}
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if !has {
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has, err = models.HasAccess(user.Name, repoPath, models.AU_WRITABLE)
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if err != nil {
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println("Internal error")
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qlog.Fatal(err)
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}
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}
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if !has {
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println("You have no right to access this repository")
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qlog.Fatal("You have no right to access this repository")
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}
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default:
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println("Unknown command")
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qlog.Fatal("Unknown command")
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}
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models.SetRepoEnvs(user.Id, user.Name, repoName)
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gitcmd := exec.Command(verb, repoPath)
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gitcmd.Dir = base.RepoRootPath
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gitcmd.Stdout = os.Stdout
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gitcmd.Stdin = os.Stdin
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gitcmd.Stderr = os.Stderr
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if err = gitcmd.Run(); err != nil {
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println("execute command error:", err.Error())
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qlog.Fatal("execute command error: " + err.Error())
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}
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//refName := os.Getenv("refName")
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//oldCommitId := os.Getenv("oldCommitId")
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//newCommitId := os.Getenv("newCommitId")
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//qlog.Error("get envs:", refName, oldCommitId, newCommitId)
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// update
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//models.Update(refName, oldCommitId, newCommitId, repoUserName, repoName, user.Id)
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}
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