algo/roles/cloud-gce/tasks/main.yml

- set_fact:
    credentials_file_lookup: "{{ lookup('file', '{{ credentials_file }}') }}"
    ssh_public_key_lookup: "{{ lookup('file', '{{ ssh_public_key }}') }}"

- name: "Creating a new instance..."
  gce:
    instance_names: "{{ server_name }}"
    zone: "{{ zone }}"
    machine_type: n1-standard-1
    image: ubuntu-1604
    service_account_email: "{{ credentials_file_lookup.client_email  }}"
    credentials_file: "{{ credentials_file  }}"
    project_id: "{{ credentials_file_lookup.project_id  }}"
    metadata: '{"sshKeys":"root:{{ ssh_public_key_lookup }}"}'
  register: google_vm

- name: Add the instance to an inventory group
  add_host:
    name: "{{ google_vm.instance_data[0].public_ip}}"
    groups: vpn-host
    ansible_ssh_user: ubuntu
    ansible_python_interpreter: "/usr/bin/python2.7"
    easyrsa_p12_export_password: "{{ easyrsa_p12_export_password }}"
    cloud_provider: gce
    ipv6_support: no

- name: Firewall configured
  local_action:
    module: gce_net
    name: "{{ google_vm.instance_data[0].network }}"
    fwname: "algo-ikev2"
    allowed: "udp:500,4500;tcp:22"
    state: "present"
    src_range: 0.0.0.0/0
    service_account_email: "{{ credentials_file_lookup.client_email }}"
    credentials_file: "{{ credentials_file  }}"
    project_id: "{{ credentials_file_lookup.project_id }}"

- name: Waiting for SSH to become available
  local_action: "wait_for port=22 host={{ google_vm.instance_data[0].public_ip }} timeout=320"