# -*- mode: yaml; indent-tabs-mode: nil; tab-width: 2; coding: utf-8-unix -*-

---

- name: "proxy proxy_mode.yml"
  debug:
    verbosity: 1
    msg: "DEBUG: Including proxy proxy_mode.yml {{lookup('env', 'MODE')}}"

- block:

  # takes precedence but This may notbe installed yet on first check
  - name: PROXY_MODE from proxy_whonix_mode
    environment: "{{ shell_no_proxy_env }}"
    shell: |
      [ -x /usr/local/bin/proxy_ping_lib.bash ] || exit 0
      /usr/local/bin/proxy_ping_lib.bash proxy_whonix_mode
    register: proxy_whonix_mode
    when:
#      - ansible_connection|default('') not in PLAY_CHROOT_CONNECTIONS
      - "PROXY_MODE|default('') == ''"

  - name: PROXY_MODE from proxy_whonix_mode
    environment: "{{ shell_no_proxy_env }}"
    shell: |
      [ -x /usr/local/bin/proxy_ping_lib.bash ] || exit 0
      /usr/local/bin/proxy_ping_lib.bash proxy_whonix_mode
    register: proxy_whonix_mode
    when:
      # env takes precedence
      - "PROXY_MODE|default('') == ''"

  - name: PROXY_MODE proxy_whonix_mode
    set_fact:
      PROXY_MODE: "{{proxy_whonix_mode.stdout}}"
    when:
      - "PROXY_MODE|default('') == ''"
      - proxy_whonix_mode.rc == 0
    # WTF? 'dict object' has no attribute 'stdout'
    ignore_errors: true

  - name: PROXY_MODE from inventory
    set_fact:
      PROXY_MODE: "{{BOX_PROXY_MODE}}"
    when:
      # env takes precedence over hosts.yml
      - "PROXY_MODE|default('') == ''"

  check_mode: false

- name: PROXY_MODE != ''
  assert:
    that:
      - PROXY_MODE != ''

- name: PROXY_MODE == 'tor'
  set_fact:
    PROXY_FEATURES: "['run_tor', 'run_dnsmasq', 'run_polipo'] + {{BOX_PROXY_FEATURES}}"
  when:
    - PROXY_MODE == 'tor'
    - BOX_WHONIX_PROXY_HOST == ""

- name: PROXY_MODE == 'whonix'
  set_fact:
    PROXY_FEATURES: "['run_dnsmasq', 'run_polipo', 'run_sdwdate'] + {{BOX_PROXY_FEATURES}}"
  when:
    - PROXY_MODE in ['selektor', 'whonix'] and BOX_WHONIX_PROXY_HOST != ""

- name: PROXY_MODE == 'vda'
  set_fact:
    PROXY_FEATURES: "[] + {{BOX_PROXY_FEATURES}}"
    # vda is generic and has to be configured from inventory
  when:
    - PROXY_MODE == 'vda' and BOX_WHONIX_PROXY_HOST != "" or
      proxy_vda_cmdline_fact.rc|default(1) == 0

- name: PROXY_MODE == 'nat'
  set_fact:
    PROXY_FEATURES: "[] + {{BOX_PROXY_FEATURES}}"
  when:
    - PROXY_MODE == 'nat' and BOX_WHONIX_PROXY_HOST != ""

- name: PROXY_MODE == 'ws' or PROXY_MODE == 'workstation'
  set_fact:
    PROXY_FEATURES: "['run_dnsmasq', 'run_polipo'] + {{BOX_PROXY_FEATURES}}"
  when:
    - PROXY_MODE == 'ws' or PROXY_MODE == 'workstation'
      or BOX_OS_FLAVOR|default('') == 'WhonixWorkstation'

- name: PROXY_MODE == 'gateway'
  set_fact:
    PROXY_FEATURES: "[] + {{BOX_PROXY_FEATURES}}"
  when:
    - PROXY_MODE == 'gateway' or BOX_OS_FLAVOR|default('') == 'WhonixGateway'

- name: PROXY_DNS_PROXY dnsmasq
  set_fact:
    PROXY_DNS_PROXY: dnsmasq
  when:
    - "'run_dnsmasq' in PROXY_FEATURES"

- name: BOX_TIME_DAEMON sdwdate
  set_fact:
    BOX_TIME_DAEMON: sdwdate
  when:
    - "'run_sdwdate' in PROXY_FEATURES"

- block:

  - debug:
      msg: "including proxy_export.txt"

  - name: "make a tempfile for proxy_export.txt"
    tempfile:
      state: file
    delegate_to: localhost
    register: proxy_export_txt_file

  - name: "create REMOTE proxy_export.txt"
    environment: "{{ shell_no_proxy_env }}"
    shell: |
      PROXY_MODE={{PROXY_MODE}}
      . /usr/local/bin/proxy_export.bash
      cat > /tmp/proxy_export.txt << EOF
      http_proxy: "$http_proxy"
      https_proxy: "$https_proxy"
      socks_proxy: "$socks_proxy"
      no_proxy: "$no_proxy"
      RSYNC_PROXY: "$RSYNC_PROXY"
      EOF
      exit 0

  - name: "slurp REMOTE proxy_export.txt"
    slurp:
      src: "/tmp/proxy_export.txt"
    register: proxy_export_txt

  - name: "copy slurped proxy_export.txt to tempfile"
    copy:
      dest: "{{ proxy_export_txt_file.path}}"
      content: "{{ proxy_export_txt['content']|b64decode }}"
    delegate_to: localhost

  - name: "include copied proxy_export.txt"
    include_vars: "{{proxy_export_txt_file.path}}"

  check_mode: false
  rescue:
    - debug:
        msg: "WARN: RESCUE error including proxy_export.txt"