func convertSetPwd(converter *expressionConverter, v *ast.SetPwdStmt) (*stmts.SetPwdStmt, error) {
return &stmts.SetPwdStmt{
User: v.User,
Password: v.Password,
Text: v.Text(),
}, nil
}
func (e *SimpleExec) executeSetPwd(s *ast.SetPwdStmt) error {
if len(s.User) == 0 {
vars := e.ctx.GetSessionVars()
s.User = vars.User
if len(s.User) == 0 {
return errors.New("Session error is empty")
}
}
userName, host := parseUser(s.User)
exists, err := userExists(e.ctx, userName, host)
if err != nil {
return errors.Trace(err)
}
if !exists {
return errors.Trace(ErrPasswordNoMatch)
}
// update mysql.user
sql := fmt.Sprintf(`UPDATE %s.%s SET password="******" WHERE User="******" AND Host="%s";`, mysql.SystemDB, mysql.UserTable, util.EncodePassword(s.Password), userName, host)
_, err = e.ctx.(sqlexec.RestrictedSQLExecutor).ExecRestrictedSQL(e.ctx, sql)
return errors.Trace(err)
}