chhanz / ansible.libvirt-cloud-vm

This role is to configure and operate a private cloud(test environment) using KVM.

ansible.libvirt-cloud-vm

Role Name

ansible.libvirt-cloud-vm

Requirements

• You must enable virtualization in the BIOS.
• All CPUs must have support for the Intel® 64 or AMD64 CPU extensions, and the AMD-V™ or Intel VT® hardware virtualization extensions enabled.
• Support for the No eXecute flag (NX) is also required.

Support Operation System

• RHEL 7 and latest version
• CentOS 7 and latest version

Role Variables

• defaults/main.yml

## installation 'KVM'
install_libvirt: true
## please choice 'centos' & 'rhel'
provide_os: centos
## default cloud image location
cloud_img_store: /var/lib/libvirt/images

## please import 'rhel-kvm-image'
rhel_cloud_img: /var/lib/libvirt/images/rhel-server-7.7-x86_64-kvm.qcow2

## support os version.
# centos610 : CentOS release 6.10 (Final)
# centos71 : Derived from Red Hat Enterprise Linux 7.1 (Source)
# centos72 : CentOS Linux release 7.2.1511 (Core)
# centos73 : CentOS Linux release 7.3.1611 (Core)
# centos74 : CentOS Linux release 7.4.1708 (Core)
# centos75 : CentOS Linux release 7.5.1804 (Core)
# centos76 : CentOS Linux release 7.6.1810 (Core)
select_version: centos76

## default configure 'KVM' network
kvm_network: default

## default configure 'VM' resource
vm_cpu: 2
# please input 'MiB'
vm_mem: 1024
# please input 'GB'
vm_disk_size: 10

Example Playbook

• Default playbook

- hosts: servers
  become: true         ## If it's a user
  roles:
    - { role: ansible.libvirt-cloud-vm }

• Example inventory

[nodes]

## example inventory

## example deploy 'rhel'
#vm-rhel77-0  ansible_host="hypervisor-ip" provide_os="rhel"
#vm-rhel77-1  ansible_host="hypervisor-ip" provide_os="rhel"
#vm-rhel77-2  ansible_host="hypervisor-ip" provide_os="rhel" vm_disk_size="22"

## example deploy 'centos'
vm-centos-610 ansible_host="hypervisor-ip" provide_os="centos" vm_cpu="1" vm_mem="1024" select_version="centos610"
vm-centos-72  ansible_host="hypervisor-ip" provide_os="centos" vm_cpu="2" vm_mem="1024" select_version="centos72"
vm-centos-71  ansible_host="hypervisor-ip" provide_os="centos" vm_cpu="3" vm_mem="1024" select_version="centos71"
vm-centos-73  ansible_host="hypervisor-ip" provide_os="centos" vm_cpu="1" vm_mem="1024" select_version="centos73"
vm-centos-74  ansible_host="hypervisor-ip" provide_os="centos" vm_cpu="2" vm_mem="2048" select_version="centos74"
vm-centos-75  ansible_host="hypervisor-ip" provide_os="centos" vm_cpu="3" vm_mem="2048" select_version="centos75"
vm-centos-76  ansible_host="hypervisor-ip" provide_os="centos" vm_cpu="4" vm_mem="2048" select_version="centos76" vm_disk_size="15"

• Installation 'KVM'
  If you want to install the hypervisor, do the following. (use tag install-libvirt)

  $ ansible-playbook -i <inventory file> <playbook file> --tags install-libvirt
  

• Create vm 'CentOS'
  If you need to create 'centos' vm, do the following command. (use tag centos)

  $ ansible-playbook -i <inventory file> <playbook file> --tags centos
  

• Create vm 'RHEL'
  If you need to create 'rhel' vm, do the following command. (use tag rhel)

  $ ansible-playbook -i <inventory file> <playbook file> --tags rhel
  

• Create vm
  If you need to create a vm, do the following command. (use tag create-vm)
  *** Important It must be set to variable.***

  $ ansible-playbook -i <inventory file> <playbook file> --tags create-vm
  

• Users and passwords set by default for the VM are as follows.

  id : root
  pw : testtest
  

• Destroy vm
  If you need to delete the vm, do the following command. (use tag destory-vm)

  $ ansible-playbook -i <inventory file> <playbook file> --tags destroy-vm -e ask_remove=yes
  

Author Information

chhanz [email protected]