func newNotifyMailService() {
if !Cfg.Section("service").Key("ENABLE_NOTIFY_MAIL").MustBool() {
return
} else if MailService == nil {
log.Warn("Notify Mail Service: Mail Service is not enabled")
return
}
Service.EnableNotifyMail = true
log.Info("Notify Mail Service Enabled")
}
func newRegisterMailService() {
if !Cfg.Section("service").Key("REGISTER_EMAIL_CONFIRM").MustBool() {
return
} else if MailService == nil {
log.Warn("Register Mail Service: Mail Service is not enabled")
return
}
Service.RegisterEmailConfirm = true
log.Info("Register Mail Service Enabled")
}
// rewriteAuthorizedKeys finds and deletes corresponding line in authorized_keys file.
func rewriteAuthorizedKeys(key *PublicKey, p, tmpP string) error {
fr, err := os.Open(p)
if err != nil {
return err
}
defer fr.Close()
fw, err := os.OpenFile(tmpP, os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0600)
if err != nil {
return err
}
defer fw.Close()
isFound := false
keyword := fmt.Sprintf("key-%d", key.ID)
buf := bufio.NewReader(fr)
for {
line, errRead := buf.ReadString('\n')
line = strings.TrimSpace(line)
if errRead != nil {
if errRead != io.EOF {
return errRead
}
// Reached end of file, if nothing to read then break,
// otherwise handle the last line.
if len(line) == 0 {
break
}
}
// Found the line and copy rest of file.
if !isFound && strings.Contains(line, keyword) && strings.Contains(line, key.Content) {
isFound = true
continue
}
// Still finding the line, copy the line that currently read.
if _, err = fw.WriteString(line + "\n"); err != nil {
return err
}
if errRead == io.EOF {
break
}
}
if !isFound {
log.Warn("SSH key %d not found in authorized_keys file for deletion", key.ID)
}
return nil
}
// UserSignIn validates user name and password.
func UserSignIn(uname, passwd string) (*User, error) {
var u *User
if strings.Contains(uname, "@") {
u = &User{Email: strings.ToLower(uname)}
} else {
u = &User{LowerName: strings.ToLower(uname)}
}
userExists, err := x.Get(u)
if err != nil {
return nil, err
}
if userExists {
switch u.LoginType {
case LOGIN_NOTYPE, LOGIN_PLAIN:
if u.ValidatePassword(passwd) {
return u, nil
}
return nil, ErrUserNotExist{u.Id, u.Name}
default:
var source LoginSource
hasSource, err := x.Id(u.LoginSource).Get(&source)
if err != nil {
return nil, err
} else if !hasSource {
return nil, ErrLoginSourceNotExist
}
return ExternalUserLogin(u, u.LoginName, passwd, &source, false)
}
}
var sources []LoginSource
if err = x.UseBool().Find(&sources, &LoginSource{IsActived: true}); err != nil {
return nil, err
}
for _, source := range sources {
u, err := ExternalUserLogin(nil, uname, passwd, &source, true)
if err == nil {
return u, nil
}
log.Warn("Failed to login '%s' via '%s': %v", uname, source.Name, err)
}
return nil, ErrUserNotExist{u.Id, u.Name}
}
// RemoveAllWithNotice removes all directories in given path and
// creates a system notice when error occurs.
func RemoveAllWithNotice(title, path string) {
var err error
if setting.IsWindows {
// usually Go automatically converts "/" to "\" in path on Windows
// but since we are running it manually, it's better to convert to prevent problems
path = strings.Replace(path, "/", "\\", -1)
err = exec.Command("cmd", "/C", "rmdir", "/S", "/Q", path).Run()
} else {
err = os.RemoveAll(path)
}
if err != nil {
desc := fmt.Sprintf("%s [%s]: %v", title, path, err)
log.Warn(desc)
if err = CreateRepositoryNotice(desc); err != nil {
log.Error(4, "CreateRepositoryNotice: %v", err)
}
}
}
func listen(config *ssh.ServerConfig, port int) {
listener, err := net.Listen("tcp", "0.0.0.0:"+com.ToStr(port))
if err != nil {
panic(err)
}
for {
// Once a ServerConfig has been configured, connections can be accepted.
conn, err := listener.Accept()
if err != nil {
log.Error(3, "SSH: Error accepting incoming connection: %v", err)
continue
}
// Before use, a handshake must be performed on the incoming net.Conn.
// It must be handled in a separate goroutine,
// otherwise one user could easily block entire loop.
// For example, user could be asked to trust server key fingerprint and hangs.
go func() {
log.Trace("SSH: Handshaking for %s", conn.RemoteAddr())
sConn, chans, reqs, err := ssh.NewServerConn(conn, config)
if err != nil {
if err == io.EOF {
log.Warn("SSH: Handshaking was terminated: %v", err)
} else {
log.Error(3, "SSH: Error on handshaking: %v", err)
}
return
}
log.Trace("SSH: Connection from %s (%s)", sConn.RemoteAddr(), sConn.ClientVersion())
// The incoming Request channel must be serviced.
go ssh.DiscardRequests(reqs)
go handleServerConn(sConn.Permissions.Extensions["key-id"], chans)
}()
}
}
// NewContext initializes configuration context.
// NOTE: do not print any log except error.
func NewContext() {
workDir, err := WorkDir()
if err != nil {
log.Fatal(4, "Fail to get work directory: %v", err)
}
Cfg, err = ini.Load(bindata.MustAsset("conf/app.ini"))
if err != nil {
log.Fatal(4, "Fail to parse 'conf/app.ini': %v", err)
}
CustomPath = os.Getenv("GOGS_CUSTOM")
if len(CustomPath) == 0 {
CustomPath = workDir + "/custom"
}
if len(CustomConf) == 0 {
CustomConf = CustomPath + "/conf/app.ini"
}
if com.IsFile(CustomConf) {
if err = Cfg.Append(CustomConf); err != nil {
log.Fatal(4, "Fail to load custom conf '%s': %v", CustomConf, err)
}
} else {
log.Warn("Custom config '%s' not found, ignore this if you're running first time", CustomConf)
}
Cfg.NameMapper = ini.AllCapsUnderscore
homeDir, err := com.HomeDir()
if err != nil {
log.Fatal(4, "Fail to get home directory: %v", err)
}
homeDir = strings.Replace(homeDir, "\\", "/", -1)
LogRootPath = Cfg.Section("log").Key("ROOT_PATH").MustString(path.Join(workDir, "log"))
forcePathSeparator(LogRootPath)
sec := Cfg.Section("server")
AppName = Cfg.Section("").Key("APP_NAME").MustString("Gogs: Go Git Service")
AppUrl = sec.Key("ROOT_URL").MustString("http://localhost:3000/")
if AppUrl[len(AppUrl)-1] != '/' {
AppUrl += "/"
}
// Check if has app suburl.
url, err := url.Parse(AppUrl)
if err != nil {
log.Fatal(4, "Invalid ROOT_URL '%s': %s", AppUrl, err)
}
// Suburl should start with '/' and end without '/', such as '/{subpath}'.
AppSubUrl = strings.TrimSuffix(url.Path, "/")
AppSubUrlDepth = strings.Count(AppSubUrl, "/")
Protocol = HTTP
if sec.Key("PROTOCOL").String() == "https" {
Protocol = HTTPS
CertFile = sec.Key("CERT_FILE").String()
KeyFile = sec.Key("KEY_FILE").String()
} else if sec.Key("PROTOCOL").String() == "fcgi" {
Protocol = FCGI
}
Domain = sec.Key("DOMAIN").MustString("localhost")
HttpAddr = sec.Key("HTTP_ADDR").MustString("0.0.0.0")
HttpPort = sec.Key("HTTP_PORT").MustString("3000")
LocalURL = sec.Key("LOCAL_ROOT_URL").MustString("http://localhost:" + HttpPort + "/")
OfflineMode = sec.Key("OFFLINE_MODE").MustBool()
DisableRouterLog = sec.Key("DISABLE_ROUTER_LOG").MustBool()
StaticRootPath = sec.Key("STATIC_ROOT_PATH").MustString(workDir)
AppDataPath = sec.Key("APP_DATA_PATH").MustString("data")
EnableGzip = sec.Key("ENABLE_GZIP").MustBool()
switch sec.Key("LANDING_PAGE").MustString("home") {
case "explore":
LandingPageUrl = LANDING_PAGE_EXPLORE
default:
LandingPageUrl = LANDING_PAGE_HOME
}
SSH.RootPath = path.Join(homeDir, ".ssh")
SSH.KeyTestPath = os.TempDir()
if err = Cfg.Section("server").MapTo(&SSH); err != nil {
log.Fatal(4, "Fail to map SSH settings: %v", err)
}
// When disable SSH, start builtin server value is ignored.
if SSH.Disabled {
SSH.StartBuiltinServer = false
}
if !SSH.Disabled && !SSH.StartBuiltinServer {
if err := os.MkdirAll(SSH.RootPath, 0700); err != nil {
log.Fatal(4, "Fail to create '%s': %v", SSH.RootPath, err)
} else if err = os.MkdirAll(SSH.KeyTestPath, 0644); err != nil {
log.Fatal(4, "Fail to create '%s': %v", SSH.KeyTestPath, err)
}
}
SSH.MinimumKeySizeCheck = sec.Key("MINIMUM_KEY_SIZE_CHECK").MustBool()
SSH.MinimumKeySizes = map[string]int{}
minimumKeySizes := Cfg.Section("ssh.minimum_key_sizes").Keys()
for _, key := range minimumKeySizes {
if key.MustInt() != -1 {
SSH.MinimumKeySizes[strings.ToLower(key.Name())] = key.MustInt()
}
}
sec = Cfg.Section("security")
InstallLock = sec.Key("INSTALL_LOCK").MustBool()
SecretKey = sec.Key("SECRET_KEY").String()
LogInRememberDays = sec.Key("LOGIN_REMEMBER_DAYS").MustInt()
CookieUserName = sec.Key("COOKIE_USERNAME").String()
CookieRememberName = sec.Key("COOKIE_REMEMBER_NAME").String()
ReverseProxyAuthUser = sec.Key("REVERSE_PROXY_AUTHENTICATION_USER").MustString("X-WEBAUTH-USER")
sec = Cfg.Section("attachment")
AttachmentPath = sec.Key("PATH").MustString(path.Join(AppDataPath, "attachments"))
if !filepath.IsAbs(AttachmentPath) {
AttachmentPath = path.Join(workDir, AttachmentPath)
}
AttachmentAllowedTypes = strings.Replace(sec.Key("ALLOWED_TYPES").MustString("image/jpeg,image/png"), "|", ",", -1)
AttachmentMaxSize = sec.Key("MAX_SIZE").MustInt64(4)
AttachmentMaxFiles = sec.Key("MAX_FILES").MustInt(5)
AttachmentEnabled = sec.Key("ENABLE").MustBool(true)
TimeFormat = map[string]string{
"ANSIC": time.ANSIC,
"UnixDate": time.UnixDate,
"RubyDate": time.RubyDate,
"RFC822": time.RFC822,
"RFC822Z": time.RFC822Z,
"RFC850": time.RFC850,
"RFC1123": time.RFC1123,
"RFC1123Z": time.RFC1123Z,
"RFC3339": time.RFC3339,
"RFC3339Nano": time.RFC3339Nano,
"Kitchen": time.Kitchen,
"Stamp": time.Stamp,
"StampMilli": time.StampMilli,
"StampMicro": time.StampMicro,
"StampNano": time.StampNano,
}[Cfg.Section("time").Key("FORMAT").MustString("RFC1123")]
RunUser = Cfg.Section("").Key("RUN_USER").String()
curUser := user.CurrentUsername()
// Does not check run user when the install lock is off.
if InstallLock && RunUser != curUser {
log.Fatal(4, "Expect user(%s) but current user is: %s", RunUser, curUser)
}
// Determine and create root git repository path.
sec = Cfg.Section("repository")
RepoRootPath = sec.Key("ROOT").MustString(path.Join(homeDir, "gogs-repositories"))
forcePathSeparator(RepoRootPath)
if !filepath.IsAbs(RepoRootPath) {
RepoRootPath = path.Join(workDir, RepoRootPath)
} else {
RepoRootPath = path.Clean(RepoRootPath)
}
ScriptType = sec.Key("SCRIPT_TYPE").MustString("bash")
if err = Cfg.Section("repository").MapTo(&Repository); err != nil {
log.Fatal(4, "Fail to map Repository settings: %v", err)
}
// UI settings.
sec = Cfg.Section("ui")
ExplorePagingNum = sec.Key("EXPLORE_PAGING_NUM").MustInt(20)
IssuePagingNum = sec.Key("ISSUE_PAGING_NUM").MustInt(10)
FeedMaxCommitNum = sec.Key("FEED_MAX_COMMIT_NUM").MustInt(5)
sec = Cfg.Section("ui.admin")
AdminUserPagingNum = sec.Key("USER_PAGING_NUM").MustInt(50)
AdminRepoPagingNum = sec.Key("REPO_PAGING_NUM").MustInt(50)
AdminNoticePagingNum = sec.Key("NOTICE_PAGING_NUM").MustInt(50)
AdminOrgPagingNum = sec.Key("ORG_PAGING_NUM").MustInt(50)
ThemeColorMetaTag = sec.Key("THEME_COLOR_META_TAG").MustString("#ff5343")
sec = Cfg.Section("picture")
AvatarUploadPath = sec.Key("AVATAR_UPLOAD_PATH").MustString(path.Join(AppDataPath, "avatars"))
forcePathSeparator(AvatarUploadPath)
if !filepath.IsAbs(AvatarUploadPath) {
AvatarUploadPath = path.Join(workDir, AvatarUploadPath)
}
switch source := sec.Key("GRAVATAR_SOURCE").MustString("gravatar"); source {
case "duoshuo":
GravatarSource = "http://gravatar.duoshuo.com/avatar/"
case "gravatar":
GravatarSource = "https://secure.gravatar.com/avatar/"
default:
GravatarSource = source
}
DisableGravatar = sec.Key("DISABLE_GRAVATAR").MustBool()
if OfflineMode {
DisableGravatar = true
}
if err = Cfg.Section("markdown").MapTo(&Markdown); err != nil {
log.Fatal(4, "Fail to map Markdown settings: %v", err)
} else if err = Cfg.Section("git").MapTo(&Git); err != nil {
log.Fatal(4, "Fail to map Git settings: %v", err)
} else if err = Cfg.Section("cron").MapTo(&Cron); err != nil {
log.Fatal(4, "Fail to map Cron settings: %v", err)
}
Langs = Cfg.Section("i18n").Key("LANGS").Strings(",")
Names = Cfg.Section("i18n").Key("NAMES").Strings(",")
dateLangs = Cfg.Section("i18n.datelang").KeysHash()
ShowFooterBranding = Cfg.Section("other").Key("SHOW_FOOTER_BRANDING").MustBool()
ShowFooterVersion = Cfg.Section("other").Key("SHOW_FOOTER_VERSION").MustBool()
HasRobotsTxt = com.IsFile(path.Join(CustomPath, "robots.txt"))
}
func handleServerConn(keyID string, chans <-chan ssh.NewChannel) {
for newChan := range chans {
if newChan.ChannelType() != "session" {
newChan.Reject(ssh.UnknownChannelType, "unknown channel type")
continue
}
ch, reqs, err := newChan.Accept()
if err != nil {
log.Error(3, "Error accepting channel: %v", err)
continue
}
go func(in <-chan *ssh.Request) {
defer ch.Close()
for req := range in {
payload := cleanCommand(string(req.Payload))
switch req.Type {
case "env":
args := strings.Split(strings.Replace(payload, "\x00", "", -1), "\v")
if len(args) != 2 {
log.Warn("SSH: Invalid env arguments: '%#v'", args)
continue
}
args[0] = strings.TrimLeft(args[0], "\x04")
_, _, err := com.ExecCmdBytes("env", args[0]+"="+args[1])
if err != nil {
log.Error(3, "env: %v", err)
return
}
case "exec":
cmdName := strings.TrimLeft(payload, "'()")
log.Trace("SSH: Payload: %v", cmdName)
args := []string{"serv", "key-" + keyID, "--config=" + setting.CustomConf}
log.Trace("SSH: Arguments: %v", args)
cmd := exec.Command(setting.AppPath, args...)
cmd.Env = append(os.Environ(), "SSH_ORIGINAL_COMMAND="+cmdName)
stdout, err := cmd.StdoutPipe()
if err != nil {
log.Error(3, "SSH: StdoutPipe: %v", err)
return
}
stderr, err := cmd.StderrPipe()
if err != nil {
log.Error(3, "SSH: StderrPipe: %v", err)
return
}
input, err := cmd.StdinPipe()
if err != nil {
log.Error(3, "SSH: StdinPipe: %v", err)
return
}
// FIXME: check timeout
if err = cmd.Start(); err != nil {
log.Error(3, "SSH: Start: %v", err)
return
}
req.Reply(true, nil)
go io.Copy(input, ch)
io.Copy(ch, stdout)
io.Copy(ch.Stderr(), stderr)
if err = cmd.Wait(); err != nil {
log.Error(3, "SSH: Wait: %v", err)
return
}
ch.SendRequest("exit-status", false, []byte{0, 0, 0, 0})
return
default:
}
}
}(reqs)
}
}
func ParsePatch(maxlines int, reader io.Reader) (*Diff, error) {
var (
diff = &Diff{Files: make([]*DiffFile, 0)}
curFile *DiffFile
curSection = &DiffSection{
Lines: make([]*DiffLine, 0, 10),
}
leftLine, rightLine int
lineCount int
)
input := bufio.NewReader(reader)
isEOF := false
for {
if isEOF {
break
}
line, err := input.ReadString('\n')
if err != nil {
if err == io.EOF {
isEOF = true
} else {
return nil, fmt.Errorf("ReadString: %v", err)
}
}
if len(line) > 0 && line[len(line)-1] == '\n' {
// Remove line break.
line = line[:len(line)-1]
}
if strings.HasPrefix(line, "+++ ") || strings.HasPrefix(line, "--- ") {
continue
} else if len(line) == 0 {
continue
}
lineCount++
// Diff data too large, we only show the first about maxlines lines
if lineCount >= maxlines {
log.Warn("Diff data too large")
io.Copy(ioutil.Discard, reader)
diff.Files = nil
return diff, nil
}
switch {
case line[0] == ' ':
diffLine := &DiffLine{Type: DIFF_LINE_PLAIN, Content: line, LeftIdx: leftLine, RightIdx: rightLine}
leftLine++
rightLine++
curSection.Lines = append(curSection.Lines, diffLine)
continue
case line[0] == '@':
curSection = &DiffSection{}
curFile.Sections = append(curFile.Sections, curSection)
ss := strings.Split(line, "@@")
diffLine := &DiffLine{Type: DIFF_LINE_SECTION, Content: line}
curSection.Lines = append(curSection.Lines, diffLine)
// Parse line number.
ranges := strings.Split(ss[1][1:], " ")
leftLine, _ = com.StrTo(strings.Split(ranges[0], ",")[0][1:]).Int()
if len(ranges) > 1 {
rightLine, _ = com.StrTo(strings.Split(ranges[1], ",")[0]).Int()
} else {
log.Warn("Parse line number failed: %v", line)
rightLine = leftLine
}
continue
case line[0] == '+':
curFile.Addition++
diff.TotalAddition++
diffLine := &DiffLine{Type: DIFF_LINE_ADD, Content: line, RightIdx: rightLine}
rightLine++
curSection.Lines = append(curSection.Lines, diffLine)
continue
case line[0] == '-':
curFile.Deletion++
diff.TotalDeletion++
diffLine := &DiffLine{Type: DIFF_LINE_DEL, Content: line, LeftIdx: leftLine}
if leftLine > 0 {
leftLine++
}
curSection.Lines = append(curSection.Lines, diffLine)
case strings.HasPrefix(line, "Binary"):
curFile.IsBin = true
continue
}
// Get new file.
if strings.HasPrefix(line, DIFF_HEAD) {
middle := -1
// Note: In case file name is surrounded by double quotes (it happens only in git-shell).
// e.g. diff --git "a/xxx" "b/xxx"
hasQuote := line[len(DIFF_HEAD)] == '"'
if hasQuote {
middle = strings.Index(line, ` "b/`)
} else {
middle = strings.Index(line, " b/")
}
beg := len(DIFF_HEAD)
a := line[beg+2 : middle]
b := line[middle+3:]
if hasQuote {
a = string(git.UnescapeChars([]byte(a[1 : len(a)-1])))
b = string(git.UnescapeChars([]byte(b[1 : len(b)-1])))
}
curFile = &DiffFile{
Name: a,
Index: len(diff.Files) + 1,
Type: DIFF_FILE_CHANGE,
Sections: make([]*DiffSection, 0, 10),
}
diff.Files = append(diff.Files, curFile)
// Check file diff type.
for {
line, err := input.ReadString('\n')
if err != nil {
if err == io.EOF {
isEOF = true
} else {
return nil, fmt.Errorf("ReadString: %v", err)
}
}
switch {
case strings.HasPrefix(line, "new file"):
curFile.Type = DIFF_FILE_ADD
curFile.IsCreated = true
case strings.HasPrefix(line, "deleted"):
curFile.Type = DIFF_FILE_DEL
curFile.IsDeleted = true
case strings.HasPrefix(line, "index"):
curFile.Type = DIFF_FILE_CHANGE
case strings.HasPrefix(line, "similarity index 100%"):
curFile.Type = DIFF_FILE_RENAME
curFile.IsRenamed = true
curFile.OldName = curFile.Name
curFile.Name = b
}
if curFile.Type > 0 {
break
}
}
}
}
// FIXME: detect encoding while parsing.
var buf bytes.Buffer
for _, f := range diff.Files {
buf.Reset()
for _, sec := range f.Sections {
for _, l := range sec.Lines {
buf.WriteString(l.Content)
buf.WriteString("\n")
}
}
charsetLabel, err := base.DetectEncoding(buf.Bytes())
if charsetLabel != "UTF-8" && err == nil {
encoding, _ := charset.Lookup(charsetLabel)
if encoding != nil {
d := encoding.NewDecoder()
for _, sec := range f.Sections {
for _, l := range sec.Lines {
if c, _, err := transform.String(d, l.Content); err == nil {
l.Content = c
}
}
}
}
}
}
return diff, nil
}