add send user password reset email command line utility

cmd/user_data.go

@@ -86,6 +86,19 @@ var UserData = &cli.Command{
 				},
 			},
 		},
+		{
+			Name:   "send-password-reset-mail",
+			Usage:  "Send password reset mail",
+			Action: sendPasswordResetMail,
+			Flags: []cli.Flag{
+				&cli.StringFlag{
+					Name:     "username",
+					Aliases:  []string{"n"},
+					Required: true,
+					Usage:    "Specific user name",
+				},
+			},
+		},
 		{
 			Name:   "user-enable",
 			Usage:  "Enable specified user",
@@ -265,6 +278,26 @@ func modifyUserPassword(c *cli.Context) error {
 	return nil
 }
 
+func sendPasswordResetMail(c *cli.Context) error {
+	_, err := initializeSystem(c)
+
+	if err != nil {
+		return err
+	}
+
+	username := c.String("username")
+	err = clis.UserData.SendPasswordResetMail(c, username)
+
+	if err != nil {
+		log.BootErrorf("[user_data.sendPasswordResetMail] error occurs when sending password reset email")
+		return err
+	}
+
+	log.BootInfof("[user_data.sendPasswordResetMail] a password reset email for user \"%s\" has been sent", username)
+
+	return nil
+}
+
 func enableUser(c *cli.Context) error {
 	_, err := initializeSystem(c)
 

pkg/cli/user_data.go

@@ -26,6 +26,7 @@ type UserDataCli struct {
 	users                    *services.UserService
 	twoFactorAuthorizations  *services.TwoFactorAuthorizationService
 	tokens                   *services.TokenService
+	forgetPasswords          *services.ForgetPasswordService
 }
 
 // Initialize an user data cli singleton instance
@@ -39,6 +40,7 @@ var (
 		users:                    services.Users,
 		twoFactorAuthorizations:  services.TwoFactorAuthorizations,
 		tokens:                   services.Tokens,
+		forgetPasswords:          services.ForgetPasswords,
 	}
 )
 
@@ -161,6 +163,37 @@ func (l *UserDataCli) ModifyUserPassword(c *cli.Context, username string, passwo
 	return nil
 }
 
+// SendPasswordResetMail sends an email with password reset link
+func (l *UserDataCli) SendPasswordResetMail(c *cli.Context, username string) error {
+	if username == "" {
+		log.BootErrorf("[user_data.SendPasswordResetMail] user name is empty")
+		return errs.ErrUsernameIsEmpty
+	}
+
+	user, err := l.users.GetUserByUsername(username)
+
+	if err != nil {
+		log.BootErrorf("[user_data.SendPasswordResetMail] failed to get user by user name \"%s\", because %s", username, err.Error())
+		return err
+	}
+
+	token, _, err := l.tokens.CreatePasswordResetToken(user, nil)
+
+	if err != nil {
+		log.BootErrorf("[user_data.SendPasswordResetMail] failed to create token for user \"uid:%d\", because %s", user.Uid, err.Error())
+		return err
+	}
+
+	err = l.forgetPasswords.SendPasswordResetEmail(user, token)
+
+	if err != nil {
+		log.BootWarnf("[user_data.SendPasswordResetMail] cannot send email to \"%s\", because %s", user.Email, err.Error())
+		return err
+	}
+
+	return nil
+}
+
 // EnableUser sets user enabled according to the specified user name
 func (l *UserDataCli) EnableUser(c *cli.Context, username string) error {
 	if username == "" {