---
- name: Get start timestamp
  hosts: cloud
  connection: local
  tasks:
    - set_fact:
        starttime: "{{ ansible_date_time }}"
  tags: "info"

- name: Prepare to run the workload
  hosts: cloud
  connection: local
  vars_files:
    - "vars/{{ env }}.yml"
  tasks:
    - include: "roles/prepare/tasks/{{ action }}.yml"
  roles:
    - prepare
  tags: "{{ action }}"

- name: provision servers
  hosts: prohosts
  connection: local
  strategy: free
  vars_files:
    - "vars/{{ env }}.yml"
  tasks:
    - include: "roles/provision/tasks/{{ action }}.yml"
  roles:
    - provision
  tags: "{{ action }}"

- name: Post provision process
  hosts: cloud
  connection: local
  vars_files:
    - "vars/{{ env }}.yml"
  tasks:
    - include: "roles/postprovision/tasks/{{ action }}.yml"
  roles:
    - postprovision
  tags: "{{ action }}"

- name: Performe common tasks on all servers
  hosts: dbservers, webservers, balancers
  gather_facts: false
  user: "{{ app_env.ssh_user }}"
  become: true
  become_user: root
  vars_files:
    - "vars/{{ env }}.yml"
  tasks:
    - include: "roles/common/tasks/{{ app_env.target_os }}.yml"
  roles:
    - common
  environment: "{{ proxy_env }}"
  tags: "common"

- name: setup database
  hosts: dbservers
  user: "{{ app_env.ssh_user }}"
  become: true
  become_user: root
  vars_files:
    - "vars/{{ env }}.yml"
  roles:
    - database
  environment: "{{proxy_env}}"
  tags: "database"

- name: setup web servers
  hosts: webservers
  gather_facts: true
  user: "{{ app_env.ssh_user }}"
  become: true
  become_user: root
  vars_files:
    - "vars/{{ env }}.yml"
  roles:
    - webserver
  environment: "{{proxy_env}}"
  tags: "webserver"

- name: setup load balancer servers
  hosts: balancers
  user: "{{ app_env.ssh_user }}"
  become: true
  become_user: root
  vars_files:
    - "vars/{{ env }}.yml"
  roles:
    - balancer
  environment: "{{proxy_env}}"
  tags: "balancer"

- name: install wordpress
  hosts: wps
  user: "{{ app_env.ssh_user }}"
  vars_files:
    - "vars/{{ env }}.yml"
  tasks:
    - include: "roles/wordpress/tasks/{{ app_env.target_os }}.yml"
  roles:
    - wordpress
  environment: "{{proxy_env}}"
  tags: "wordpress"

- name: clean up resources
  hosts: cloud
  connection: local
  vars_files:
    - "vars/{{ env }}.yml"
  tasks:
    - include: "roles/cleaner/tasks/{{action}}.yml"
  roles:
    - cleaner
  environment: "{{proxy_env}}"
  tags: "cleaner"

- name: Inform the installer
  hosts: cloud
  connection: local
  tasks:
    - debug:
        msg: >-
          Access wordpress at
          http://{{ groups['balancers'][0] }}.
          wordpress userid is wpuser, password is {{ db_pass }}
      when: groups['balancers'] is defined
    - debug:
        msg: >-
          The work load test started at {{ hostvars.cloud.starttime.time }},
          ended at {{ ansible_date_time.time }}
  tags: "info"