Clone and Configure a New vTiger Instance

1. Clone the vTiger Demo VM

Create a clone of the demo vTiger virtual machine on Proxmox

2. Change the Hostname

Log in to the cloned VM.

Update the hostname:

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sudo hostnamectl set-hostname newdomain@domain.com

3. Update the /etc/hosts File

Edit the /etc/hosts file to include the new hostname:

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sudo nano /etc/hosts

Add the following line, replacing IP_ADDRESS with the VM's new IP:

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IP_ADDRESS newdomain@domain.com

Save and exit (Ctrl + O, then Ctrl + X).

4. Change the IP Address

Update the network configuration to set the new IP address. This depends on your network setup. For example:

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sudo nano /etc/netplan/01-netcfg.yaml

Update the addresses section with the new IP, save the file, and apply the changes:

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sudo netplan apply

5. Update Apache Configuration

Navigate to Apache's site configurations:

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cd /etc/apache2/sites-available/

a. Update 000-default-le-ssl.conf:

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sudo nano 000-default-le-ssl.conf

Replace all instances of the old domain with newdomain@domain.com.

b. Update 000-default.conf:

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sudo nano 000-default.conf

Replace all instances of the old domain with newdomain@domain.com.

6. Obtain a New SSL Certificate

Run the Certbot command to generate an SSL certificate for the new domain:

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sudo certbot --apache -d newdomain@domain.com

7. Update vTiger Configuration

Open the vTiger configuration file:

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sudo nano /var/www/html/crm/config.inc.php

Update the following lines to reflect the new domain:

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$site_URL = 'https://newdomain@domain.com/crm/';

8. Clear the Cache

Remove the cache to ensure changes are applied:

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sudo rm -rf /var/www/html/crm/cache/*

9. Restart Apache

Restart the Apache service to apply the changes:

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sudo systemctl restart apache2