Actually check ACL for starting and stopping mysql

mysql/lang/en

@@ -919,4 +919,6 @@ ssl_eca=Missing or non-existent SSL CA file
 ssl_ecertexists=SSL certificate file $1 already exists!
 ssl_ekeyexists=SSL key file $1 already exists!
 
+stop_ecannot=You are not allowed to stop or start the MySQL server
+
 __norefs=1

mysql/restart.cgi

@@ -3,6 +3,7 @@
 
 require './mysql-lib.pl';
 &error_setup($text{'restart_err'});
+$access{'stop'} || &error($text{'stop_ecannot'});
 $err = &stop_mysql();
 &error($err) if ($err);
 $err = &start_mysql();

mysql/start.cgi

@@ -4,6 +4,7 @@
 
 require './mysql-lib.pl';
 &error_setup($text{'start_err'});
+$access{'stop'} || &error($text{'stop_ecannot'});
 $err = &start_mysql();
 &error($err) if ($err);
 sleep(3);

mysql/stop.cgi

@@ -4,6 +4,7 @@
 
 require './mysql-lib.pl';
 &error_setup($text{'stop_err'});
+$access{'stop'} || &error($text{'stop_ecannot'});
 $err = &stop_mysql();
 &error($err) if ($err);
 &webmin_log("stop");