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LXC

Requirements

  • CentOS 7.x or AlmaLinux 8.x
  • Yum / apt-get
  • For Container's disk creation, (DomUs) disk is required.
  • If the server is from the panel then install the original/stock kernel from the OVH panel by choosing its checkbox on the last step on the OVH panel while installing OS.

Partition Scheme

Create the following partitions on the Hardware Node:

Installation

Open a Shell Terminal (e.g. PuTTY) and SSH to your server. Run the following commands:

wget -N http://files.virtualizor.com/install.sh
chmod 0755 install.sh
./install.sh email=your@email.com kernel=lxc

Installation Parameters

Please give the email address correctly !

  • email - The Admin Email Address
  • kernel - In this case its lxc
  • noos - If you don't want to download the DomU operating system for the DomU then please add noos=true as a parameter
  • beta - If there is a newer version of Virtualizor available and you would like to test it then please add beta=true as a parameter
  • lvg (optional) - If you are going to use LVM for the VPS storage. The Volume Group that will be used for the DomU (VPS) storage e.g. defaults to VG. It should have some OR ALL unallocated space to create LVMs for the VPS.
  • interface - You can specify the default interface that you want to set. If not provided it will be considered as eth0.
  • license - In case you are installing Virtualizor on internal network you will need to provide the VALID license key. To get internal license key you will need to open a support ticket.

The installation will begin immediately. It may seem that the installation has stopped, if your network speed is slow, but please let it continue. You will see something like this : 

-----------------------------------------------
 Welcome to Softaculous Virtualizor Installer
-----------------------------------------------

1) Installing Libraries and Dependencies
2) Installing PHP, MySQL and Web Server
3) Downloading and Installing Virtualizor
                - Configuring Virtualizor
                - Fetching License
                - Setting up the CRON Job
                - Importing Database
                - Getting List of OS templates
                - Generating the SSL Certificates
4) Installing the Virtualization Kernel - lxc
                - You have not defined any storage ! Please add a Storage once you visit the Admin Panel.
-------------------------------------
 Installation Completed 
-------------------------------------
Congratulations, Virtualizor has been successfully installed
 
API KEY : havkrq0b8skwiaxgtpxh3rehxo9lhalu
API Password : j1zpjzzxzhbnuavxgu6nijbslan2wxj3 
 
You can login to the Virtualizor Admin Panel
using your ROOT details at the following URL :
https://━━.━━.━━.━━:4085/
OR
http://━━.━━.━━.━━:4084/
 
You will need to reboot this machine to load the correct kernel


After the installation is completed you will be asked to reboot. 

You will need to reboot this machine to load the correct kernel
Do you want to reboot now ? [y/N] ┃
Note
You can then visit the Admin Panel to create the Storage and the Virtual Servers and also manage your server. A log file of the installation process will be created - /root/virtualizor.log

Ports

Virtualizor uses ports from 4081 - 4085. If there is any firewall restricting this, you will need to allow these ports.

For RHEL & CentOS < 7

iptables -I INPUT 1 -p tcp -m tcp --dport 4081:4085 -j ACCEPT

iptables -I INPUT 2 -p tcp -m tcp --dport 5900:6000 -j ACCEPT

For RHEL & CentOS 7+

firewall-cmd --zone=public --permanent --add-port=4081-4085/tcp

firewall-cmd --zone=public --permanent --add-port=5900-6000/tcp

firewall-cmd --reload
Note
If you are going to use Webuzo templates for VM creation, please allow ports 2002-2005

Supported storage types

  • ( LVM | Thin LVM | ZFS | ZFS Thin | ZFS Compressed | ZFS Thin Compressed )

Login

To login to the Softaculous Virtualizor Admin Panel, visit the following URL


https://Your-Server-IP:4085/
http://Your-Server-IP:4084/


Login with the servers root details.

login

Admin Panel

After you login, you will see the Admin Panel Dashboard :

image

Create Storage

Before creating any VMs, its necessary to define your storage.
Navigate to Virtualizor Admin Panel -> Storage -> Add Storage

You will see the following wizard :

image

Fill in the details and define the storage.

Virtualizor Network in LXC

Virtualizor will create a viifbr0 bridge.

viifbr0 detects the IP, NETMASK, GATEWAY from interface eth0 is default. You can change it from configuration from admin panel as per your requirement:

Hence if you change the above file, you will need to restart the virtualizor network :

root> service virtnetwork restart

Note : The above command will restart the server's entire network.

Start Command :

root> service virtnetwork start

Stop Command (Not recommended):

root> service virtnetwork stop

Troubleshoot Virtnetwork using https://www.virtualizor.com/docs/faq/virtnetwork/

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