Saturday, October 8, 2011

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OpenVZ web interface with WebVZ

What is WebVZ ?

WebVZ is a light web based control panel (~ 300KB) for OpenVZ. It is a free and open source under GPL GNU licence. WebVZ has its own webserver and databases engine which means there is almost no configurations needed.

WebVZ lets you manage the containers from the web browser which makes the life of the system administartors much easier than using the command line tools.

WebVZ Features

1. Create containers.
2. Start, Stop, Restart, and Destroy containers.
3. Migrate containers from Host Node to another Host Node.
4. Create and Manage configuration files.
5. Change the configuration of the containers on the fly.
6. Start, Stop, and Restart OpenVZ service.
7. Execute Commands inside the running containers and display the output on the same page.
8. list the stopped containers, the running containers and/or all of them.
9. Assign a name for each container.
10. User Accesss Module.
11. Add/delete multiple IP Addresses
12. Monitor container's resources (user_beancounter) and highlight the over used resource.
13. Assign root password.
13. Enable/Disable booting of the container.
14. Manage Operating System Templates (delete, download and copy).
15. Recreate a customized OS-Template from an existing container.
16. Copy OS-Template from a machine to another.
17. Backup all containers .
18. Backup all client's containers .
19. Backup a specific container .
20. restore containers .
21. Access Control Level .
22. Client can stop, start and restart his/her container.
23. Client can run commands, observe, and monitor the containers .
24. Ownership of containers .
25. admin and client users .
26. Security enforcement on who access what.
27. and many more.

WebVZ Requirements before installation

WebVZ needs Ruby on Rails & sqlite3-ruby to be installed on the server.

Installing Sqlite3-Ruby

I can't install sqlite3-ruby with gem install sqlite3-ruby
so i just install it from yum repository

#yum install ruby-devel sqlite sqlite-devel ruby-rdoc

Installing WebVZ

#cd /root
#tar -zxvf shuaibzahda-webvz-c6586ca.tar.gz
#ruby /root/webvz/script/server -d

Added Ruby WebVZ webserver to rc.local

#vi /etc/rc.local

#### add this line below ####
ruby /root/webvz/script/server -d

Open WebVZ from Web Browser

Click Internet Explorere or Mozilla Firefox
Input your server ip address example
Input username : admin
Input password : admin123

After you install and login to WebVZ. It is advised to create a new user and delete the admin user.