Пример #1
0
func (ls *Source) FindUserDN(name string) (string, bool) {
	l, err := ldapDial(ls)
	if err != nil {
		log.Error(4, "LDAP Connect error, %s:%v", ls.Host, err)
		ls.Enabled = false
		return "", false
	}
	defer l.Close()

	log.Trace("Search for LDAP user: %s", name)
	if ls.BindDN != "" && ls.BindPassword != "" {
		err = l.Bind(ls.BindDN, ls.BindPassword)
		if err != nil {
			log.Debug("Failed to bind as BindDN[%s]: %v", ls.BindDN, err)
			return "", false
		}
		log.Trace("Bound as BindDN %s", ls.BindDN)
	} else {
		log.Trace("Proceeding with anonymous LDAP search.")
	}

	// A search for the user.
	userFilter, ok := ls.sanitizedUserQuery(name)
	if !ok {
		return "", false
	}

	log.Trace("Searching using filter %s", userFilter)
	search := ldap.NewSearchRequest(
		ls.UserBase, ldap.ScopeWholeSubtree, ldap.NeverDerefAliases, 0, 0,
		false, userFilter, []string{}, nil)

	// Ensure we found a user
	sr, err := l.Search(search)
	if err != nil || len(sr.Entries) < 1 {
		log.Debug("Failed search using filter[%s]: %v", userFilter, err)
		return "", false
	} else if len(sr.Entries) > 1 {
		log.Debug("Filter '%s' returned more than one user.", userFilter)
		return "", false
	}

	userDN := sr.Entries[0].DN
	if userDN == "" {
		log.Error(4, "LDAP search was successful, but found no DN!")
		return "", false
	}

	return userDN, true
}
Пример #2
0
func (ls *Source) sanitizedUserDN(username string) (string, bool) {
	// See http://tools.ietf.org/search/rfc4514: "special characters"
	badCharacters := "\x00()*\\,='\"#+;<> "
	if strings.ContainsAny(username, badCharacters) {
		log.Debug("'%s' contains invalid DN characters. Aborting.", username)
		return "", false
	}

	return fmt.Sprintf(ls.UserDN, username), true
}
Пример #3
0
func (ls *Source) sanitizedUserQuery(username string) (string, bool) {
	// See http://tools.ietf.org/search/rfc4515
	badCharacters := "\x00()*\\"
	if strings.ContainsAny(username, badCharacters) {
		log.Debug("'%s' contains invalid query characters. Aborting.", username)
		return "", false
	}

	return fmt.Sprintf(ls.Filter, username), true
}
Пример #4
0
func ldapDial(ls *Source) (*ldap.Conn, error) {
	if ls.UseSSL {
		log.Debug("Using TLS for LDAP without verifying: %v", ls.SkipVerify)
		return ldap.DialTLS("tcp", fmt.Sprintf("%s:%d", ls.Host, ls.Port), &tls.Config{
			InsecureSkipVerify: ls.SkipVerify,
		})
	} else {
		return ldap.Dial("tcp", fmt.Sprintf("%s:%d", ls.Host, ls.Port))
	}
}
Пример #5
0
func UpdateGravatarSource() {
	gravatarSource = setting.GravatarSource
	if strings.HasPrefix(gravatarSource, "//") {
		gravatarSource = "http:" + gravatarSource
	} else if !strings.HasPrefix(gravatarSource, "http://") &&
		!strings.HasPrefix(gravatarSource, "https://") {
		gravatarSource = "http://" + gravatarSource
	}
	log.Debug("avatar.UpdateGravatarSource(update gavatar source): %s", gravatarSource)
}
Пример #6
0
func (this *thunderTask) fetch() error {
	log.Debug("avatar.fetch(fetch new avatar): %s", this.Url)
	req, _ := http.NewRequest("GET", this.Url, nil)
	req.Header.Set("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,image/jpeg,image/png,*/*;q=0.8")
	req.Header.Set("Accept-Encoding", "deflate,sdch")
	req.Header.Set("Accept-Language", "zh-CN,zh;q=0.8")
	req.Header.Set("Cache-Control", "no-cache")
	req.Header.Set("User-Agent", "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.154 Safari/537.36")
	resp, err := client.Do(req)
	if err != nil {
		return err
	}
	defer resp.Body.Close()
	if resp.StatusCode != 200 {
		return fmt.Errorf("status code: %d", resp.StatusCode)
	}

	/*
		log.Println("headers:", resp.Header)
		switch resp.Header.Get("Content-Type") {
		case "image/jpeg":
			this.SaveFile += ".jpeg"
		case "image/png":
			this.SaveFile += ".png"
		}
	*/
	/*
		imgType := resp.Header.Get("Content-Type")
		if imgType != "image/jpeg" && imgType != "image/png" {
			return errors.New("not png or jpeg")
		}
	*/

	tmpFile := this.SaveFile + ".part" // mv to destination when finished
	fd, err := os.Create(tmpFile)
	if err != nil {
		return err
	}
	_, err = io.Copy(fd, resp.Body)
	fd.Close()
	if err != nil {
		os.Remove(tmpFile)
		return err
	}
	return os.Rename(tmpFile, this.SaveFile)
}
Пример #7
0
// searchEntry : search an LDAP source if an entry (name, passwd) is valid and in the specific filter
func (ls *Source) SearchEntry(name, passwd string, directBind bool) (string, string, string, string, bool, bool) {
	var userDN string
	if directBind {
		log.Trace("LDAP will bind directly via UserDN template: %s", ls.UserDN)

		var ok bool
		userDN, ok = ls.sanitizedUserDN(name)
		if !ok {
			return "", "", "", "", false, false
		}
	} else {
		log.Trace("LDAP will use BindDN.")

		var found bool
		userDN, found = ls.FindUserDN(name)
		if !found {
			return "", "", "", "", false, false
		}
	}

	l, err := ldapDial(ls)
	if err != nil {
		log.Error(4, "LDAP Connect error (%s): %v", ls.Host, err)
		ls.Enabled = false
		return "", "", "", "", false, false
	}
	defer l.Close()

	log.Trace("Binding with userDN: %s", userDN)
	err = l.Bind(userDN, passwd)
	if err != nil {
		log.Debug("LDAP auth. failed for %s, reason: %v", userDN, err)
		return "", "", "", "", false, false
	}

	log.Trace("Bound successfully with userDN: %s", userDN)
	userFilter, ok := ls.sanitizedUserQuery(name)
	if !ok {
		return "", "", "", "", false, false
	}

	search := ldap.NewSearchRequest(
		userDN, ldap.ScopeWholeSubtree, ldap.NeverDerefAliases, 0, 0, false, userFilter,
		[]string{ls.AttributeName, ls.AttributeSurname, ls.AttributeMail},
		nil)

	sr, err := l.Search(search)
	if err != nil {
		log.Error(4, "LDAP Search failed unexpectedly! (%v)", err)
		return "", "", "", "", false, false
	} else if len(sr.Entries) < 1 {
		if directBind {
			log.Error(4, "User filter inhibited user login.")
		} else {
			log.Error(4, "LDAP Search failed unexpectedly! (0 entries)")
		}

		return "", "", "", "", false, false
	}

	username_attr := sr.Entries[0].GetAttributeValue(ls.AttributeUsername)
	name_attr := sr.Entries[0].GetAttributeValue(ls.AttributeName)
	sn_attr := sr.Entries[0].GetAttributeValue(ls.AttributeSurname)
	mail_attr := sr.Entries[0].GetAttributeValue(ls.AttributeMail)

	admin_attr := false
	if len(ls.AdminFilter) > 0 {
		search = ldap.NewSearchRequest(
			userDN, ldap.ScopeWholeSubtree, ldap.NeverDerefAliases, 0, 0, false, ls.AdminFilter,
			[]string{ls.AttributeName},
			nil)

		sr, err = l.Search(search)
		if err != nil {
			log.Error(4, "LDAP Admin Search failed unexpectedly! (%v)", err)
		} else if len(sr.Entries) < 1 {
			log.Error(4, "LDAP Admin Search failed")
		} else {
			admin_attr = true
		}
	}

	return username_attr, name_attr, sn_attr, mail_attr, admin_attr, true
}