├── README.md
├── delete-vm.yml
├── get-vm.yml
└── create-vm.yml


/README.md:
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1 | # scripts
2 | Scripts and Ansible playbooks for various automations
3 | 


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/delete-vm.yml:
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 1 | - name: Delete a VM
 2 |   hosts: '{{ host }}'
 3 |   vars_prompt:
 4 |     - name: host
 5 |       prompt: VM Host
 6 |       private: no
 7 |       default: localhost
 8 |     - name: name
 9 |       prompt: "Name of the VM to be deleted"
10 |       private: no
11 | 
12 |   tasks:
13 |     - name: Destroy domain
14 |       command: virsh destroy {{ name }}
15 |       ignore_errors: yes
16 | 
17 |     - name: Undefine domain
18 |       command: virsh undefine {{ name }}
19 |       ignore_errors: yes
20 | 


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/get-vm.yml:
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 1 | - name: Get VM details
 2 |   hosts: '{{ host }}'
 3 |   vars_prompt:
 4 |     - name: host
 5 |       prompt: VM Host
 6 |       private: no
 7 |       default: localhost
 8 |     - name: name
 9 |       prompt: Name of the VM
10 |       private: no
11 | 
12 |   tasks:
13 |     - name: Get MAC address
14 |       shell: virsh domiflist {{ name }} | awk '/bridge/{print $5}'
15 |       register: mac
16 | 
17 |     - name: Get IP address
18 |       shell: virsh net-dhcp-leases default | awk '/{{ mac.stdout }}/{print $5}' |  awk -F/ '{print $1}'
19 |       register: ip
20 | 
21 |     - debug:
22 |         var: ip.stdout
23 | 


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/create-vm.yml:
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 1 | - name: Create a VM using a cloud image
 2 |   hosts: '{{ host }}'
 3 |   vars:
 4 |     base_image: /home/sumit/images/base/focal-server-cloudimg-amd64.img
 5 |     images_dir: /home/sumit/images/{{ name }}
 6 |     os: ubuntu20.04
 7 |   vars_prompt:
 8 |     - name: host
 9 |       prompt: VM Host
10 |       private: no
11 |       default: localhost
12 |     - name: name
13 |       prompt: Name of the VM
14 |       private: no
15 |     - name: image_capacity
16 |       prompt: Disk capacity
17 |       private: no
18 |       default: 10G
19 |     - name: ram
20 |       prompt: "RAM"
21 |       private: no
22 |       default: 2048
23 |     - name: vcpus
24 |       prompt: Num. of CPUs
25 |       private: no
26 |       default: 1
27 | 
28 |   tasks:
29 |     - name: Create images directory
30 |       file:
31 |         path: '{{ images_dir }}'
32 |         state: directory
33 | 
34 |     - name: Create VM image from base image
35 |       command: qemu-img create -b {{ base_image }} -f qcow2 -F qcow2 {{ images_dir }}/{{ name }}.img {{ image_capacity }}
36 | 
37 |     - name: Create user-data
38 |       template:
39 |         src: user-data.j2
40 |         dest: '{{ images_dir }}/user-data'
41 | 
42 |     - name: Create meta-data
43 |       template:
44 |         src: meta-data.j2
45 |         dest: '{{ images_dir }}/meta-data'
46 | 
47 |     - name: Create cloud-init configuration image
48 |       command: genisoimage -output {{ images_dir }}/{{ name }}-cidata.iso -V cidata -r -J {{ images_dir }}/user-data {{ images_dir }}/meta-data
49 |       become: yes
50 | 
51 |     - name: Create the VM
52 |       command: virt-install --name={{ name }} --ram={{ ram }} --vcpus={{ vcpus }} --import --disk path={{ images_dir }}/{{ name }}.img,format=qcow2 --disk path={{ images_dir }}/{{ name }}-cidata.iso,device=cdrom --os-variant {{ os }} --network bridge=virbr0,model=virtio --graphics vnc,listen=0.0.0.0 --noautoconsole
53 | 


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