---
- name: Chisel Client - Server playbook
  hosts: all
  become: true

# #
# # @author Stéphane Gratias (2023).
#

  pre_tasks:

# HACK to bypass role

    - name: create file service | HACK role to load service before
      ansible.builtin.file:
        path: "{{ chisel_service_destination }}"
        state: touch
        mode: 0644
      tags:
        - always

    - name: reload daemon systemd | HACK role to load service before
      ansible.builtin.systemd:
        daemon_reload: true
      tags:
        - always

# HACK to bypass role

    - name: CHECK if binary chisel is already installed
      shell: which /usr/local/bin/chisel
      changed_when: false
      failed_when: false
      register: chisel_installed
      tags: 
        - chisel

    - name: Check if chisel service is started
      ansible.builtin.service:
        name: "{{ chisel_service_name }}"
        state: started
      changed_when: false
      failed_when: false
      register: chisel_service
      tags: 
        - chisel

    - name: Debug service state for ALL hosts
      debug:
        msg: "{{ chisel_service }}"
      tags: 
        - chisel

    - name: Read fingerprint chisel server in log file
      ansible.builtin.slurp:
        src: "/var/log/chisel/{{ chisel_config_name }}_error.log"
      register: fingerprint
      when:
        - chisel_service.state is defined
        - chisel_service.state == 'started'
        - chisel_server|default(false) is true
      tags: 
        - chisel

    - name: Setting fingerprint host facts
      ansible.builtin.set_fact: 
        chisel_fingerprint: "{{ fingerprint['content'] | b64decode | regex_search('.*Fingerprint.*', multiline=True, ignorecase=True) | split(' ') }}"  
      tags: 
        - chisel
      when:
        - chisel_service.state is defined
        - chisel_service.state == 'started'
        - chisel_server|default(false) is true

    - name: Debug fingerprint for ALL hosts
      debug:
        msg: "{{ hostvars[groups['server'][0]].chisel_fingerprint }}"
      when: hostvars[groups['server'][0]].chisel_fingerprint is defined
      tags: 
        - chisel

  roles:
    - { role: justin_p.chisel, tags: chisel, when: chisel_service.state is undefined }

  tasks:


    ##########
    # SERVER #
    ##########

  # Need to install proxychains on server
    - name: Change settings in proxychains conf files ONLY on server
      ansible.builtin.lineinfile:
        path: "{{ item.path }}"
        regexp: "{{ item.regexp }}"
        state: "{{ item.state }}"
        line: "{{ item.line|default(omit) }}"
      loop: "{{ chisel_proxychains_conf }}"
      when:
        - chisel_service.state is undefined
        - "{{ chisel_server|default(false) }} is true"
      tags: 
        - chisel

    - name: Restart chisel-server to have new fingerprint ONLY on server
      ansible.builtin.service:
        name: "{{ chisel_service_name }}"
        state: restarted
      when:
        - chisel_service.state is undefined
        - "{{ chisel_server|default(false) }} is true"
      tags: 
        - chisel

    - name: Read fingerprint chisel server in log file
      ansible.builtin.slurp:
        src: "/var/log/chisel/{{ chisel_config_name }}_error.log"
      register: fingerprint
      when:
        - chisel_service.state is undefined
        - "{{ chisel_server|default(false) }} is true"
      tags: 
        - chisel

    - name: Setting fingerprint host facts
      ansible.builtin.set_fact: 
        chisel_fingerprint: "{{ fingerprint['content'] | b64decode | regex_search('.*Fingerprint.*', multiline=True, ignorecase=True) | split(' ') }}"
      tags: 
        - chisel
      when:
        - chisel_service.state is undefined
        - "{{ chisel_server|default(false) }} is true"

    - name: Debug fingerprint for ALL hosts
      debug:
        msg: "{{ hostvars[groups['server'][0]].chisel_fingerprint }}"
      tags: 
        - chisel

    ##########
    # CLIENT #
    ##########

    - name: Change settings in chisel conf files ONLY on client
      ansible.builtin.lineinfile:
        path: "{{ item.path }}"
        regexp: "{{ item.regexp }}"
        state: "{{ item.state }}"
        line: "{{ item.line|default(omit) }}"
      when: "{{ chisel_server|default(false) }} is false"
      loop: "{{ chisel_conf }}"
      tags: chisel

    - name: Restart chisel-client to have new fingerprint ONLY on client
      ansible.builtin.service:
        name: "{{ chisel_service_name }}"
        state: restarted
      when: "{{ chisel_server|default(false) }} is false"
      tags: chisel


    ########################
    # REMOVE CLIENT/SERVER #
    ########################

    - name: Stop service {{ chisel_service_name }} on CLIENT
      ansible.builtin.service:
        name: "{{ chisel_service_name }}"
        state: stopped
      when: "{{ chisel_server|default(false) }} is false"
      tags: 
        - chisel-remove-client
        - chisel-remove

    - name: Stop service {{ chisel_service_name }} on SERVER
      ansible.builtin.service:
        name: "{{ chisel_service_name }}"
        state: stopped
      when: "{{ chisel_server|default(false) }} is true"
      tags: 
        - chisel-remove-server
        - chisel-remove

    - name: Find all ansible directories in tmp
      find:
        paths: /tmp/
        patterns: 'ansible_*'
        file_type: directory
      register: ansible_files
      tags: 
        - chisel-remove-client
        - chisel-remove-server
        - chisel-remove

    # - name: Debug ansible files ALL hosts
    #   debug:
    #     msg: "{{ ansible_files.files }}"
    #   tags: 
    #     - chisel-remove-client
    #     - chisel-remove

    - name: Remove all files and directories ONLY on client
      ansible.builtin.file:
        path: "{{ item }}"
        state: absent
      notify: reload daemon systemd
      loop: "{{ chisel_remove_all }}"
      when: "{{ chisel_server|default(false) }} is false"
      tags: 
        - chisel-remove-client
        - chisel-remove

    - name: Remove all files and directories ONLY on server
      ansible.builtin.file:
        path: "{{ item }}"
        state: absent
      notify: reload daemon systemd
      loop: "{{ chisel_remove_all }}"
      when: "{{ chisel_server|default(false) }} is true"
      tags: 
        - chisel-remove-server
        - chisel-remove

    - name: Remove all ansible directories
      ansible.builtin.file:
        path: "{{ item.path }}"
        state: absent
      notify: reload daemon systemd
      loop: "{{ ansible_files.files }}"
      tags: 
        - chisel-remove-client
        - chisel-remove-server
        - chisel-remove

  handlers:
    - name: reload daemon systemd
      ansible.builtin.systemd:
        daemon_reload: true

# /lib/systemd/system/chisel-client.service -> chisel_service_destination
# /var/log/chisel 
# /etc/chisel -> chisel_config_folder
# /tmp/chisel -> chisel_download_destination
# /usr/local/bin/chisel -> chisel_install_destination