proxy_role/tasks/whonix_host.yml

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

---

- name: "proxy whonix_host.yml"
  debug:
    verbosity: 1
    msg: "proxy whonix_host.yml BOX_WHONIX_PROXY_HOST={{BOX_WHONIX_PROXY_HOST}}"

- name: chmod 664 /etc/libvirt/qemu/*xml
  shell: |
    chmod 664 /etc/libvirt/qemu/*xml || true

- name: /etc/libvirt/hooks/network
  blockinfile:
    dest: /etc/libvirt/hooks/network
    create: yes
    marker: "# {mark} ANSIBLE MANAGED BLOCK proxy whonix_host.yml"
    mode: 0775
    block: |
      [ ! -f /usr/local/sbin/proxy_libvirt_hook_network.bash ] || \
        /usr/local/sbin/proxy_libvirt_hook_network.bash
  when: false # now in overlay

# FixMe: Whats the right consitonal for starting polipo
#- block:

# to be run on the host to use the gateway as our proxy using ports via iptables
# The proxy setup to be run are a way of centralizing tasks from other roles be run on the gateway.

- stat: path=/etc/polipo/config
  register: polipo_conf

- name: PRIV_TOR_TYPE in ['client']
  assert:
    # drive from {{SOCKS_PROXYTYPE}}://{{SOCKS_PROXYHOST}}:{{SOCKS_PROXYPORT}}
    that:
      - "'{{PROXY_WHONIX_HTTPS_PORT}}' != ''"
      - "'{{PROXY_WHONIX_SOCKS_PORT}}' != ''"
      - "'{{PROXY_WHONIX_SOCKS_USER}}' != ''"
      - "'{{PROXY_WHONIX_SOCKS_PASS}}' != ''"
      - "'{{PROXY_WHONIX_DNS_PORT}}' != ''"
      - "'{{PROXY_WHONIX_TRANS_PORT}}' != ''"
      - "'{{PROXY_WHONIX_BUKU_PORT}}' != ''"

- name: PRIV_TOR_TYPE in ['client']
  set_fact:
    # {{SOCKS_PROXYTYPE}}://{{SOCKS_PROXYHOST}}:{{SOCKS_PROXYPORT}}
    PROXY_POLIPO_SOCKSHOST: "{{PROXY_WHONIX_SOCKS_HOST}}"
    PROXY_POLIPO_SOCKSPORT: "{{PROXY_WHONIX_SOCKS_PORT}}"
    PROXY_POLIPO_SOCKSUSER: "{{PROXY_WHONIX_SOCKS_USER}}"
    PROXY_POLIPO_SOCKSPASS: "{{PROXY_WHONIX_SOCKS_PASS}}"
    PROXY_POLIPO_SOCKSTYPE: "socks5"
    PRIV_FIREWALL_SET: whonix
    HARDEN_DNS_PORT: "{{PROXY_DNS_PORT}}"
  when:
    - BOX_WHONIX_PROXY_HOST != ""

- name: "/etc/modules-load.d/firewall.conf"
  blockinfile:
    dest: /etc/modules-load.d/firewall.conf
    create: yes
    marker: "# {mark} ANSIBLE MANAGED BLOCK proxy whonix_host.yml"
    block: |
      ip_tables
      ipt_REJECT
      iptable_filter
      iptable_nat
      xt_LOG
      xt_conntrack
      xt_nat
      xt_owner
      xt_state
      xt_tcpudp
      nf_conntrack
      nf_defrag_ipv4
      # 5.15 nf_log_common
      nf_log_ipv4
      nf_nat
      #5 nf_nat_ipv4
      #5 nf_reject_ipv4
      #5 x_tables
      xt_MASQUERADE
      nft_masq
      iptable_mangle
      bridge

- name: template /etc/firewall.conf
  template:
    force: no
    src: "etc/firewall-tor_{{PRIV_FIREWALL_SET}}.conf"
    dest: /etc/firewall.conf

- name: /etc/polipo/config
  lineinfile:
    dest: /etc/polipo/config
    regexp: '^#* *{{item.name}}.*'
    line: "{{item.name}}={{item.val}}"
    state: present
    owner: "{{BOX_ROOT_USER}}"
    group: "{{BOX_ROOT_GROUP}}"
    mode: 0644
    create: yes
  with_items:
    - { name: daemonise, val: false }
    - { name: diskCacheRoot, val: "" }
    - { name: disableLocalInterface, val: true }
    - { name: proxyAddress, val: 127.0.0.1 }
    - { name: proxyName, val: 127.0.0.1 }
    - { name: proxyPort, val: "{{ PROXY_POLIPO_PROXYPORT }}" }
    - { name: allowedClients, val: 127.0.0.1 }
    - { name: socksParentProxy, val: "{{PROXY_POLIPO_SOCKSHOST}}:{{PROXY_POLIPO_SOCKSPORT}}" }
    - { name: socksProxyType, val: "{{PROXY_POLIPO_SOCKSTYPE}}" }
#    - { name: socksUserName, val: "foo" } # not Debian - unenforced?
    - { name: disableVia, val: true }
    #  can be a directory
    - { name: forbiddenFile, val: /etc/polipo/forbidden }
    # maybe the same directory forbids the same tunnelling
    - { name: forbiddenTunnelsFile, val: /etc/polipo/forbidden }
    - { name: allowedPorts, val: 1-65535 }
    - { name: tunnelAllowedPorts, val: 1-65535 }
    - { name: logFile, val: "{{ PROXY_POLIPO_LOG }}" }
    - { name: logSyslog, val: false }
    - { name: logLevel, val: 455 }
    # logLevel=0x107
  when:
    - not ansible_check_mode
    - polipo_conf.stat.exists == true

# FixMe: make logLevel high but make the log file root readable only
- name: chmod /var/log/polipo.log
  file:
    state: file
    path: "{{ PROXY_POLIPO_LOG }}"
    mode:  0640
    owner: "{{ PROXY_POLIPO_OWNER }}"
    group: "{{ PROXY_POLIPO_GROUP }}"
  when:
    - not ansible_check_mode
  # FixMe: may not have been started
  ignore_errors: true

#- name: virsh list
#  command: virsh list
#  register: virsh_list
#  when:
#    - ansible_connection|default('') not in PLAY_CHROOT_CONNECTIONS

- block:

  - name: polipo Whonix-Gateway
    shell: |
      ifconfig | grep virbr || exit 0
      # FixMe: which is gateway
      grep '^allowedClients=.*/' /etc/polipo/config && \
          sed -e 's/allowedClients=.*/allowedClients=127.0.0.1/' -i /etc/polipo/config || \
          echo 'allowedClients=127.0.0.1' >> /etc/polipo/config

      ifconfig | grep br | grep inet | while read inet ip rest ; do
          sed -e "s/allowedClients=.*/&,$ip/" -i /etc/polipo/config
        done
      . /usr/local/etc/local.d/local.bash
      proxy_rc_service polipo restart

    when:
      - false
      - ansible_connection|default('') not in PLAY_CHROOT_CONNECTIONS
# was in hostvms libvirt.yml
- block:

  - name: /etc/libvirt/hooks/network
    lineinfile:
      path: "/etc/libvirt/hooks/network"
      create: yes
      mode: 0775
      insertafter: BOF
      line: "#!/bin/sh"
      regexp: "#./bin/sh"
    when: false # now in overlay

  - name: /usr/local/bin/proxy_libvirt_hook_network.bash
    blockinfile:
      dest: /etc/libvirt/hooks/network
      marker: "# {mark} ANSIBLE MANAGED BLOCK proxy whonix_host.yml"
      mode: 0775
      block: |
        export PATH=$PATH:/usr/local/bin:/usr/local/sbin

        # hung processes will hang virsh list
        [ ! -x /usr/local/bin/proxy_libvirt_hook_network.bash ] || \
          timeout --kill-after=10 10 /usr/local/bin/proxy_libvirt_hook_network.bash $*
        [ $? -ne 0 ] && \
          logger $0 WARN: /usr/local/bin/proxy_libvirt_hook_network.bash retval=$?
        exit 0
    when: false # now in overlay

  - name: proxy_libvirt_no_autostart
    shell: |
      /usr/local/bin/proxy_ping_lib.bash proxy_libvirt_no_autostart

  - name: /etc/init.d/libvirtd
    shell: |
      # now moved to /usr/local/bin/proxy_hourly.bash
      [ ! -f /usr/local/bin/proxy_hourly.bash ] || /usr/local/bin/proxy_hourly.bash
      exit 0
    when: false

  - name: "/etc/conf.d/libvirtd"
    lineinfile:
      dest: "/etc/{{ETC_CONF_D}}/libvirtd"
      insertbefore: BOF
      mode:  0755
      owner: "{{BOX_ROOT_USER}}"
      group: "{{BOX_ROOT_GROUP}}"
      create: yes
      regexp: "^rc_need"
      line: "#rc_need"

  when:
    - ansible_virtualization_role|replace('NA', 'host') == 'host'
    - ansible_connection|default('') not in PLAY_CHROOT_CONNECTIONS
    - "'libvirt' in BOX_HOSTVMS_FEATURES or BOX_WHONIX_PROXY_HOST != ''"

- block:

  - name: /etc/rc.local
    shell: |
      [ -f /etc/rc.local ] && exit 0
      cp -p /usr/local/etc/local.d/Whonix-Host.local /etc/rc.local
    when:
      - BOX_OS_FLAVOR|default('') == 'KickSecure'

  - name: /usr/local/src/secbrowser.bash
    shell: |
      [ -f /usr/local/src/secbrowser.bash ] && exit 0
      /local/src/secbrowser.bash
    when:
      - BOX_OS_FLAVOR|default('') == 'KickSecure'
  when:
    - "ansible_virtualization_role|replace('NA', 'host') == 'host'"

- block:

    - name: /run/tmp
      shell: |
        [ -d /run/tmp ] && exit 0
        mkdir /run/tmp
        chmod 1777 /run/tmp
        # lib64 is not being made
        mkdir -p /usr/local/lib/python3.11/site-packages \
          /usr/local/lib64/python3.11/site-packages
      when:
        - external_out.rc|default(1) == 0
        - external_out.stdout|default('') != ''

    - name: proxy_libvirt_forward.bash
      shell: |
        ps ax | grep proxy_libvirt_forward.bash && exit 0
        proxy_libvirt_forward.bash
      when:
        - external_out.rc|default(1) == 0
        - external_out.stdout|default('') != ''
        # box mode is tor or
      become: yes
      become_user: "{{ BOX_USER_NAME }}"
      
  when:
    - ansible_connection|default('') in ['libvirt_qemu']

  - name: /etc/rc.local
    shell: |
      [ -f /etc/rc.local ] && exit 0
      cp -p /usr/local/etc/local.d/Whonix-Vda.local /etc/rc.local
    when:
      - proxy_vda_cmdline_fact|default(1) == 0

  - name: /etc/rc.local
    shell: |
      [ -f /etc/rc.local ] && exit 0
      cp -p /usr/local/etc/local.d/Whonix-Gateway.local /etc/rc.local
    when:
      - BOX_OS_FLAVOR|default('') == 'WhonixGateway'

  - name: /etc/rc.local Workstation
    shell: |
      [ -f /etc/rc.local ] && exit 0
      cp -p /usr/local/etc/local.d/Whonix-Workstation.local /etc/rc.local
    when:
      - BOX_OS_FLAVOR|default('') == 'WhonixWorkstation'

  when:
    - ansible_virtualization_role|replace('NA', 'host') == 'guest'


- block:

  - name: /usr/local/src/secbrowser.bash
    shell: |
      [ -f /usr/local/src/secbrowser.bash ] && exit 0
      /local/src/secbrowser.bash

  when:
    - BOX_OS_FLAVOR|default('') == 'KickSecure' or proxy_vda_cmdline_fact|default(1) == 0