---
- name: Check that node role is correct
  stat:
    path: "{{ home }}"
  register: role_home_folder
  failed_when: not role_home_folder.stat.exists

- name: Check that the netstats service is installed
  stat:
    path: /etc/systemd/system/poa-netstats.service
  register: netstats_service_file

- name: Shutdown poa-netstats service
  service: name=poa-netstats state=stopped
  when: netstats_service_file.stat.exists

- name: Shutdown poa-parity service
  service: name=poa-parity state=stopped

- name: Create directory for parity-version backups
  file: path="{{ backups_folder }}" state=directory

- name: Backup parity binary
  command: cp -a {{ home }}/parity {{ backups_folder }}/parity

- name: Backup parity_data
  command: cp -a "{{ home }}/parity_data" {{ backups_folder }}/parity_data
  when: (backup_parity_data or "off") == "on"

- name: Backup node.toml
  command: cp -a "{{ home }}/node.toml" {{ backups_folder }}/node.toml

- name: Download new parity binary version
  get_url: url="{{ PARITY_BIN_LOC }}" dest="{{ home }}/parity" mode=0755 checksum="sha256:{{ PARITY_BIN_SHA256 }}"

- name: Remove lines from node.toml (bootnode)
  ini_file:
    path: "{{ home }}/node.toml"
    section: "{{ item['section'] }}"
    option: "{{ item['option'] }}"
    state: absent
  with_items: "{{ bootnode_node_toml_lines_to_remove }}"
  when: poa_role == "bootnode"

- name: Add lines to node.toml (bootnode)
  ini_file:
    path: "{{ home }}/node.toml"
    value: "{{ item['value'] }}"
    section: "{{ item['section'] }}"
    option: "{{ item['option'] }}"
    state: present
  with_items: "{{ bootnode_node_toml_lines_to_add }}"
  when: poa_role == "bootnode"

- name: Remove old database
  command: "./parity --config node.toml db kill"
  args:
    chdir: "{{ home }}"
  become: true
  become_user: "{{ poa_role }}"
  when: (resync or "off") == "on"

- name: Launch poa-parity service
  service: name=poa-parity state=started

- name: Launch poa-netstats service
  service: name=poa-netstats state=started
  when: netstats_service_file.stat.exists