Hi all,
Working perfect ! I've deployed 4 VMs from a custom WS2016 template under XCP-NG (version 7.5) 
Nothing to do : just press <Enter> to execute the script.
Here is my first version if people want to try 
---
- name: Deploy Windows Server 2016
hosts: localhost
connection: local
vars_prompt:
- name: "XenServer_IP_var"
prompt: "Enter XenServer IP Address"
private: no
default: "***.***.***.***"
- name: "XenServer_user_var"
prompt: "Enter XenServer username"
private: no
default: "root"
- name: "XenServer_pass_var"
prompt: "Enter XenServer password"
private: yes
vars:
template_var: "Windows Server 2016 Template (64-bit)"
folder_var: "Ansible Build Lab"
validate_certs_var : no
state_var: poweredon
linked_clone_var: yes
VMs_var:
- guest_var: "Lab-AD1"
hardware_var:
num_CPU_var: 1
num_CPU_cores_per_socket_var: 1
memory_MB_var: 4096
disk_var:
disk1_var:
size_var: 50
name_var: "Lab-AD1 : SYSTEM"
disk2_var:
size_var: 4
name_var: "Lab-AD1 : PAGEFILE"
network_var:
name_var: "VLAN 801"
type_var: "static"
ip_var: "***.***.***.***"
netmask_var: "***.***.***.***"
gateway_var: "***.***.***.***"
- guest_var: "Lab-BTS1"
hardware_var:
num_CPU_var: 2
num_CPU_cores_per_socket_var: 1
memory_MB_var: 8192
disk_var:
disk1_var:
size_var: 50
name_var: "Lab-BTS1 : SYSTEM"
disk2_var:
size_var: 4
name_var: "Lab-BTS1 : PAGEFILE"
network_var:
name_var: "VLAN 801"
type_var: "static"
ip_var: "***.***.***.***"
netmask_var: "***.***.***.***"
gateway_var: "***.***.***.***"
- guest_var: "Lab-IIS1"
hardware_var:
num_CPU_var: 1
num_CPU_cores_per_socket_var: 1
memory_MB_var: 4096
disk_var:
disk1_var:
size_var: 50
name_var: "Lab-IIS1 : SYSTEM"
disk2_var:
size_var: 4
name_var: "Lab-IIS1 : PAGEFILE"
network_var:
name_var: "VLAN 801"
type_var: "static"
ip_var: "***.***.***.***"
netmask_var: "***.***.***.***"
gateway_var: "***.***.***.***"
- guest_var: "Lab-SQL1"
hardware_var:
num_CPU_var: 2
num_CPU_cores_per_socket_var: 1
memory_MB_var: 8192
disk_var:
disk1_var:
size_var: 50
name_var: "Lab-SQL1 : SYSTEM"
disk2_var:
size_var: 4
name_var: "Lab-SQL1 : PAGEFILE"
network_var:
name_var: "VLAN 801"
type_var: "static"
ip_var: "***.***.***.***"
netmask_var: "***.***.***.***"
gateway_var: "***.***.***.***"
note_var: "Provisioned by Ansible"
SR_var: "Hardware HBA virtual disk storage"
tasks:
- name: Create VM Lab-AD1
xenserver_guest:
hostname: "{{ XenServer_IP_var }}"
username: "{{ XenServer_user_var }}"
password: "{{ XenServer_pass_var }}"
validate_certs: "{{ validate_certs_var }}"
folder: "{{ folder_var }}"
state: "{{ state_var }}"
template: "{{ template_var }}"
linked_clone: "{{ linked_clone_var }}"
name_desc: "{{ note_var }}"
name: "{{ item['guest_var'] }}"
disks:
- size_gb: "{{ item['disk_var']['disk1_var']['size_var'] }}"
name: "{{ item['disk_var']['disk1_var']['name_var'] }}"
sr: "{{ SR_var }}"
- size_gb: "{{ item['disk_var']['disk2_var']['size_var'] }}"
name: "{{ item['disk_var']['disk2_var']['name_var'] }}"
sr: "{{ SR_var }}"
hardware:
num_cpus: "{{ item['hardware_var']['num_CPU_var'] }}"
num_cpu_cores_per_socket: "{{ item['hardware_var']['num_CPU_cores_per_socket_var'] }}"
memory_mb: "{{ item['hardware_var']['memory_MB_var'] }}"
networks:
- name: "{{ item['network_var']['name_var'] }}"
type: "{{ item['network_var']['type_var'] }}"
ip: "{{ item['network_var']['ip_var'] }}"
netmask: "{{ item['network_var']['netmask_var'] }}"
gateway: "{{ item['network_var']['gateway_var'] }}"
with_items: "{{ VMs_var }}"
when: item['guest_var'] == "Lab-AD1"
- name: Create VM Lab-BTS1
xenserver_guest:
hostname: "{{ XenServer_IP_var }}"
username: "{{ XenServer_user_var }}"
password: "{{ XenServer_pass_var }}"
validate_certs: "{{ validate_certs_var }}"
folder: "{{ folder_var }}"
state: "{{ state_var }}"
template: "{{ template_var }}"
linked_clone: "{{ linked_clone_var }}"
name_desc: "{{ note_var }}"
name: "{{ item['guest_var'] }}"
disks:
- size_gb: "{{ item['disk_var']['disk1_var']['size_var'] }}"
name: "{{ item['disk_var']['disk1_var']['name_var'] }}"
sr: "{{ SR_var }}"
- size_gb: "{{ item['disk_var']['disk2_var']['size_var'] }}"
name: "{{ item['disk_var']['disk2_var']['name_var'] }}"
sr: "{{ SR_var }}"
hardware:
num_cpus: "{{ item['hardware_var']['num_CPU_var'] }}"
num_cpu_cores_per_socket: "{{ item['hardware_var']['num_CPU_cores_per_socket_var'] }}"
memory_mb: "{{ item['hardware_var']['memory_MB_var'] }}"
networks:
- name: "{{ item['network_var']['name_var'] }}"
type: "{{ item['network_var']['type_var'] }}"
ip: "{{ item['network_var']['ip_var'] }}"
netmask: "{{ item['network_var']['netmask_var'] }}"
gateway: "{{ item['network_var']['gateway_var'] }}"
with_items: "{{ VMs_var }}"
when: item['guest_var'] == "Lab-BTS1"
- name: Create VM Lab-IIS1
xenserver_guest:
hostname: "{{ XenServer_IP_var }}"
username: "{{ XenServer_user_var }}"
password: "{{ XenServer_pass_var }}"
validate_certs: "{{ validate_certs_var }}"
folder: "{{ folder_var }}"
state: "{{ state_var }}"
template: "{{ template_var }}"
linked_clone: "{{ linked_clone_var }}"
name_desc: "{{ note_var }}"
name: "{{ item['guest_var'] }}"
disks:
- size_gb: "{{ item['disk_var']['disk1_var']['size_var'] }}"
name: "{{ item['disk_var']['disk1_var']['name_var'] }}"
sr: "{{ SR_var }}"
- size_gb: "{{ item['disk_var']['disk2_var']['size_var'] }}"
name: "{{ item['disk_var']['disk2_var']['name_var'] }}"
sr: "{{ SR_var }}"
hardware:
num_cpus: "{{ item['hardware_var']['num_CPU_var'] }}"
num_cpu_cores_per_socket: "{{ item['hardware_var']['num_CPU_cores_per_socket_var'] }}"
memory_mb: "{{ item['hardware_var']['memory_MB_var'] }}"
networks:
- name: "{{ item['network_var']['name_var'] }}"
type: "{{ item['network_var']['type_var'] }}"
ip: "{{ item['network_var']['ip_var'] }}"
netmask: "{{ item['network_var']['netmask_var'] }}"
gateway: "{{ item['network_var']['gateway_var'] }}"
with_items: "{{ VMs_var }}"
when: item['guest_var'] == "Lab-IIS1"
- name: Create VM Lab-SQL1
xenserver_guest:
hostname: "{{ XenServer_IP_var }}"
username: "{{ XenServer_user_var }}"
password: "{{ XenServer_pass_var }}"
validate_certs: "{{ validate_certs_var }}"
folder: "{{ folder_var }}"
state: "{{ state_var }}"
template: "{{ template_var }}"
linked_clone: "{{ linked_clone_var }}"
name_desc: "{{ note_var }}"
name: "{{ item['guest_var'] }}"
disks:
- size_gb: "{{ item['disk_var']['disk1_var']['size_var'] }}"
name: "{{ item['disk_var']['disk1_var']['name_var'] }}"
sr: "{{ SR_var }}"
- size_gb: "{{ item['disk_var']['disk2_var']['size_var'] }}"
name: "{{ item['disk_var']['disk2_var']['name_var'] }}"
sr: "{{ SR_var }}"
hardware:
num_cpus: "{{ item['hardware_var']['num_CPU_var'] }}"
num_cpu_cores_per_socket: "{{ item['hardware_var']['num_CPU_cores_per_socket_var'] }}"
memory_mb: "{{ item['hardware_var']['memory_MB_var'] }}"
networks:
- name: "{{ item['network_var']['name_var'] }}"
type: "{{ item['network_var']['type_var'] }}"
ip: "{{ item['network_var']['ip_var'] }}"
netmask: "{{ item['network_var']['netmask_var'] }}"
gateway: "{{ item['network_var']['gateway_var'] }}"
with_items: "{{ VMs_var }}"
when: item['guest_var'] == "Lab-SQL1"