Solves postfix default mysql credentials issue for anyone who hasn't …

…manually applied a fix.

etc/build/config_packs/ubuntu_12_04/zpanelx-update/10-1-0/shell/zpanel_update.sh

@@ -1 +1,30 @@
-chmod -R 744 /var/spool/cron/crontabs
+chmod -R 744 /var/spool/cron/crontabs
+
+##PASSWORD GEN##
+genpasswd() {
+    	 l=$1
+           [ "$l" == "" ] && l=16
+          tr -dc A-Za-z0-9 < /dev/urandom | head -c ${l} | xargs
+}
+
+## Determine if we need to update the postfix user
+result=`mysql -u postfix -ppostfix --skip-column-names -e "SHOW DATABASES LIKE 'zpanel_postfix'"`
+
+if [ "$result" == "zpanel_postfix" ]; then
+
+	password=`genpasswd`;
+	mysqlrootpass=`cat /root/mysqlrootpass`
+	echo "UPDATE mysql.user SET Password=PASSWORD('$password') WHERE User='postfix' AND Host='localhost';" | mysql -u root -p$mysqlrootpass
+	echo "FLUSH PRIVILEGES;" | mysql -u root -p$mysqlrootpass
+
+	sed -i "s|password \= postfix|password \= $password|" /etc/zpanel/configs/postfix/mysql-relay_domains_maps.cf
+	sed -i "s|password \= postfix|password \= $password|" /etc/zpanel/configs/postfix/mysql-virtual_alias_maps.cf
+	sed -i "s|password \= postfix|password \= $password|" /etc/zpanel/configs/postfix/mysql-virtual_domains_maps.cf
+	sed -i "s|password \= postfix|password \= $password|" /etc/zpanel/configs/postfix/mysql-virtual_mailbox_limit_maps.cf
+	sed -i "s|password \= postfix|password \= $password|" /etc/zpanel/configs/postfix/mysql-virtual_mailbox_maps.cf
+	sed -i "s|\$db_password \= 'postfix';|\$db_password \= '$password';|" /etc/zpanel/configs/postfix/vacation.conf
+	sed -i "s|password=postfix|password=$password|" /etc/zpanel/configs/dovecot2/dovecot-dict-quota.conf
+	sed -i "s|password=postfix|password=$password|" /etc/zpanel/configs/dovecot2/dovecot-mysql.conf
+	echo -e "Your new MySQL 'postfix' is : $password";
+	echo -e "MySQL Postfix Password : $password" >> /root/passwords.txt
+fi