Add button to restart mysql https://github.com/webmin/webmin/issues/2309

mysql/index.cgi

@@ -300,6 +300,9 @@ else {
 
 	# Show stop button
 	if ($access{'stop'} && &is_mysql_local()) {
+		print &ui_buttons_row("restart.cgi", $text{'index_restart'},
+				      $text{'index_restartmsg'});
+
 		print &ui_buttons_row("stop.cgi", $text{'index_stop'},
 				      $text{'index_stopmsg'});
 		}

mysql/lang/en

@@ -9,6 +9,8 @@ index_pass=Password
 index_clear=Clear
 index_stop=Stop MySQL Server
 index_stopmsg=Click this button to stop the MySQL database server on your system. This will prevent any users or programs from accessing the database, including this Webmin module.
+index_restart=Resart MySQL Server
+index_restartmsg=Click this button to restart the MySQL database server on your system. All clients will be disconnected, and any configuration files will be reloaded.
 index_dbs=MySQL Databases
 index_add=Create a new database.
 index_global=Global Options
@@ -540,6 +542,7 @@ acl_views=Can view and manage views?
 acl_files=Can execute SQL from local files?
 
 log_start=Started MySQL server
+log_restart=Restarted MySQL server
 log_stop=Stopped MySQL server
 log_cnf=Changed MySQL server configuration
 log_ssl=Changed SSL certificate

mysql/log_parser.pl

@@ -14,6 +14,9 @@ if ($action eq 'stop') {
 elsif ($action eq 'start') {
 	return $text{'log_start'};
 	}
+elsif ($action eq 'restart') {
+	return $text{'log_restart'};
+	}
 elsif ($action eq 'cnf') {
 	return $text{'log_cnf'};
 	}

mysql/restart.cgi

@@ -0,0 +1,13 @@
+#!/usr/local/bin/perl
+# Restart the MySQL database server
+
+require './mysql-lib.pl';
+&error_setup($text{'restart_err'});
+$err = &stop_mysql();
+&error($err) if ($err);
+$err = &start_mysql();
+&error($err) if ($err);
+sleep(3);
+&webmin_log("restart");
+&redirect("");
+