Loz Nginx Simple Firewall Update Script

loznfwu.sh

How to configure Loz Nginx Simple Firewall Update Script

1. Create the configuration file.

The IP's listed in this file will be given allow statements in the location / block(s) of the listed Nginx configuration file(s).
Example: config.conf

192.168.0.96  
192.168.0.97  
/etc/nginx/sites-available/siteone.com.conf  
/etc/nginx/sites-available/sitetwo.com.conf  

2. Add configuration file path to the script

CONFIG_FILE="/your/path/config.conf"

3. (Optional) Remove sudo.

Depending on how you are executing the script, leave sudo in or take it out.

Loz Nginx Simple Firewall Update Script Logic

• Backup original Nginx configuration in the same directory.
• Remove existing allow rules.
• Keeps existing deny rule(s) or writes new deny rule(s).
• Inserts the IP's with allow statements above the deny all line.
• Executes above for each Nginx configuration file.
• Reloads Nginx to apply the changes.