mirror of
https://github.com/matrix-org/dendrite
synced 2024-08-31 00:05:29 +02:00
239 lines
7.2 KiB
Go
239 lines
7.2 KiB
Go
// Copyright 2017 Vector Creations Ltd
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package main
|
|
|
|
import (
|
|
"bytes"
|
|
"crypto/hmac"
|
|
"crypto/sha1"
|
|
"encoding/hex"
|
|
"encoding/json"
|
|
"flag"
|
|
"fmt"
|
|
"io"
|
|
"net/http"
|
|
"os"
|
|
"regexp"
|
|
"strings"
|
|
"time"
|
|
|
|
"github.com/tidwall/gjson"
|
|
|
|
"github.com/sirupsen/logrus"
|
|
"golang.org/x/term"
|
|
|
|
"github.com/matrix-org/dendrite/setup"
|
|
)
|
|
|
|
const usage = `Usage: %s
|
|
|
|
Creates a new user account on the homeserver.
|
|
|
|
Example:
|
|
|
|
# provide password by parameter
|
|
%s --config dendrite.yaml -username alice -password foobarbaz
|
|
# use password from file
|
|
%s --config dendrite.yaml -username alice -passwordfile my.pass
|
|
# ask user to provide password
|
|
%s --config dendrite.yaml -username alice
|
|
# read password from stdin
|
|
%s --config dendrite.yaml -username alice -passwordstdin < my.pass
|
|
cat my.pass | %s --config dendrite.yaml -username alice -passwordstdin
|
|
|
|
Arguments:
|
|
|
|
`
|
|
|
|
var (
|
|
username = flag.String("username", "", "The username of the account to register (specify the localpart only, e.g. 'alice' for '@alice:domain.com')")
|
|
password = flag.String("password", "", "The password to associate with the account")
|
|
pwdFile = flag.String("passwordfile", "", "The file to use for the password (e.g. for automated account creation)")
|
|
pwdStdin = flag.Bool("passwordstdin", false, "Reads the password from stdin")
|
|
isAdmin = flag.Bool("admin", false, "Create an admin account")
|
|
resetPassword = flag.Bool("reset-password", false, "Deprecated")
|
|
serverURL = flag.String("url", "http://localhost:8008", "The URL to connect to.")
|
|
validUsernameRegex = regexp.MustCompile(`^[0-9a-z_\-=./]+$`)
|
|
timeout = flag.Duration("timeout", time.Second*30, "Timeout for the http client when connecting to the server")
|
|
)
|
|
|
|
var cl = http.Client{
|
|
Timeout: time.Second * 30,
|
|
Transport: http.DefaultTransport,
|
|
}
|
|
|
|
func main() {
|
|
name := os.Args[0]
|
|
flag.Usage = func() {
|
|
_, _ = fmt.Fprintf(os.Stderr, usage, name, name, name, name, name, name)
|
|
flag.PrintDefaults()
|
|
}
|
|
cfg := setup.ParseFlags(true)
|
|
|
|
if *resetPassword {
|
|
logrus.Fatalf("The reset-password flag has been replaced by the POST /_dendrite/admin/resetPassword/{localpart} admin API.")
|
|
}
|
|
|
|
if cfg.ClientAPI.RegistrationSharedSecret == "" {
|
|
logrus.Fatalln("Shared secret registration is not enabled, enable it by setting a shared secret in the config: 'client_api.registration_shared_secret'")
|
|
}
|
|
|
|
if *username == "" {
|
|
flag.Usage()
|
|
os.Exit(1)
|
|
}
|
|
|
|
if !validUsernameRegex.MatchString(*username) {
|
|
logrus.Warn("Username can only contain characters a-z, 0-9, or '_-./='")
|
|
os.Exit(1)
|
|
}
|
|
|
|
if len(fmt.Sprintf("@%s:%s", *username, cfg.Global.ServerName)) > 255 {
|
|
logrus.Fatalf("Username can not be longer than 255 characters: %s", fmt.Sprintf("@%s:%s", *username, cfg.Global.ServerName))
|
|
}
|
|
|
|
pass, err := getPassword(*password, *pwdFile, *pwdStdin, os.Stdin)
|
|
if err != nil {
|
|
logrus.Fatalln(err)
|
|
}
|
|
|
|
cl.Timeout = *timeout
|
|
|
|
accessToken, err := sharedSecretRegister(cfg.ClientAPI.RegistrationSharedSecret, *serverURL, *username, pass, *isAdmin)
|
|
if err != nil {
|
|
logrus.Fatalln("Failed to create the account:", err.Error())
|
|
}
|
|
|
|
logrus.Infof("Created account: %s (AccessToken: %s)", *username, accessToken)
|
|
}
|
|
|
|
type sharedSecretRegistrationRequest struct {
|
|
User string `json:"username"`
|
|
Password string `json:"password"`
|
|
Nonce string `json:"nonce"`
|
|
MacStr string `json:"mac"`
|
|
Admin bool `json:"admin"`
|
|
}
|
|
|
|
func sharedSecretRegister(sharedSecret, serverURL, localpart, password string, admin bool) (accessToken string, err error) {
|
|
registerURL := fmt.Sprintf("%s/_synapse/admin/v1/register", strings.Trim(serverURL, "/"))
|
|
nonceReq, err := http.NewRequest(http.MethodGet, registerURL, nil)
|
|
if err != nil {
|
|
return "", fmt.Errorf("unable to create http request: %w", err)
|
|
}
|
|
nonceResp, err := cl.Do(nonceReq)
|
|
if err != nil {
|
|
return "", fmt.Errorf("unable to get nonce: %w", err)
|
|
}
|
|
body, err := io.ReadAll(nonceResp.Body)
|
|
if err != nil {
|
|
return "", fmt.Errorf("failed to read response body: %w", err)
|
|
}
|
|
defer nonceResp.Body.Close() // nolint: errcheck
|
|
|
|
nonce := gjson.GetBytes(body, "nonce").Str
|
|
|
|
adminStr := "notadmin"
|
|
if admin {
|
|
adminStr = "admin"
|
|
}
|
|
reg := sharedSecretRegistrationRequest{
|
|
User: localpart,
|
|
Password: password,
|
|
Nonce: nonce,
|
|
Admin: admin,
|
|
}
|
|
macStr, err := getRegisterMac(sharedSecret, nonce, localpart, password, adminStr)
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
reg.MacStr = macStr
|
|
|
|
js, err := json.Marshal(reg)
|
|
if err != nil {
|
|
return "", fmt.Errorf("unable to marshal json: %w", err)
|
|
}
|
|
registerReq, err := http.NewRequest(http.MethodPost, registerURL, bytes.NewBuffer(js))
|
|
if err != nil {
|
|
return "", fmt.Errorf("unable to create http request: %w", err)
|
|
|
|
}
|
|
regResp, err := cl.Do(registerReq)
|
|
if err != nil {
|
|
return "", fmt.Errorf("unable to create account: %w", err)
|
|
}
|
|
defer regResp.Body.Close() // nolint: errcheck
|
|
if regResp.StatusCode < 200 || regResp.StatusCode >= 300 {
|
|
body, _ = io.ReadAll(regResp.Body)
|
|
return "", fmt.Errorf(gjson.GetBytes(body, "error").Str)
|
|
}
|
|
r, _ := io.ReadAll(regResp.Body)
|
|
|
|
return gjson.GetBytes(r, "access_token").Str, nil
|
|
}
|
|
|
|
func getRegisterMac(sharedSecret, nonce, localpart, password, adminStr string) (string, error) {
|
|
joined := strings.Join([]string{nonce, localpart, password, adminStr}, "\x00")
|
|
mac := hmac.New(sha1.New, []byte(sharedSecret))
|
|
_, err := mac.Write([]byte(joined))
|
|
if err != nil {
|
|
return "", fmt.Errorf("unable to construct mac: %w", err)
|
|
}
|
|
regMac := mac.Sum(nil)
|
|
|
|
return hex.EncodeToString(regMac), nil
|
|
}
|
|
|
|
func getPassword(password, pwdFile string, pwdStdin bool, r io.Reader) (string, error) {
|
|
// read password from file
|
|
if pwdFile != "" {
|
|
pw, err := os.ReadFile(pwdFile)
|
|
if err != nil {
|
|
return "", fmt.Errorf("Unable to read password from file: %v", err)
|
|
}
|
|
return strings.TrimSpace(string(pw)), nil
|
|
}
|
|
|
|
// read password from stdin
|
|
if pwdStdin {
|
|
data, err := io.ReadAll(r)
|
|
if err != nil {
|
|
return "", fmt.Errorf("Unable to read password from stdin: %v", err)
|
|
}
|
|
return strings.TrimSpace(string(data)), nil
|
|
}
|
|
|
|
// If no parameter was set, ask the user to provide the password
|
|
if password == "" {
|
|
fmt.Print("Enter Password: ")
|
|
bytePassword, err := term.ReadPassword(int(os.Stdin.Fd()))
|
|
if err != nil {
|
|
return "", fmt.Errorf("Unable to read password: %v", err)
|
|
}
|
|
fmt.Println()
|
|
fmt.Print("Confirm Password: ")
|
|
bytePassword2, err := term.ReadPassword(int(os.Stdin.Fd()))
|
|
if err != nil {
|
|
return "", fmt.Errorf("Unable to read password: %v", err)
|
|
}
|
|
fmt.Println()
|
|
if strings.TrimSpace(string(bytePassword)) != strings.TrimSpace(string(bytePassword2)) {
|
|
return "", fmt.Errorf("Entered passwords don't match")
|
|
}
|
|
return strings.TrimSpace(string(bytePassword)), nil
|
|
}
|
|
|
|
return password, nil
|
|
}
|