---
- hosts:
    - 127.0.0.1
  become: yes
  vars:
    pwn_hostname: "{{ lookup('env', 'PWN_HOSTNAME') | default('pwnagotchi', true) }}"
    pwn_version: "{{ lookup('env', 'PWN_VERSION') | default('master', true) }} "
    bettercap_query: "assets[?contains(name, 'armv6l')].browser_download_url"

  tasks:

  - name: selected hostname
    debug:
      msg: "{{ pwn_hostname }}"

  - name: build version
    debug:
      msg: "{{ pwn_version }}"

  - name: change hostname
    hostname:
      name: "{{pwn_hostname}}"

  - name: add hostname to /etc/hosts
    lineinfile:
      dest: /etc/hosts
      regexp: '^127\.0\.0\.1[ \t]+localhost'
      line: '127.0.0.1 localhost {{pwn_hostname}} {{pwn_hostname}}.local'
      state: present

  - name: Add re4son-kernel repo key
    apt_key:
      url: https://re4son-kernel.com/keys/http/archive-key.asc
      state: present

  - name: Add re4son-kernel repository
    apt_repository:
      repo: deb http://http.re4son-kernel.com/re4son/ kali-pi main
      state: present

  - name: update apt package cache
    apt:
      update_cache: yes

  - name: upgrade apt distro
    apt:
      upgrade: dist

  - name: install packages
    apt:
      name: "{{ packages }}"
      state: present
    vars:
      packages:
        - vim
        - screen
        - golang
        - git
        - build-essential
        - python3-pip
        - unzip
        - gawk
        - libopenmpi-dev
        - libatlas-base-dev
        - libjasper-dev
        - libqtgui4
        - libqt4-test
        - libopenjp2-7
        - tcpdump
        - lsof
        - libilmbase23
        - libopenexr23
        - libgstreamer1.0-0
        - libavcodec58
        - libavformat58
        - libswscale5
        - libpcap-dev
        - libusb-1.0-0-dev
        - libnetfilter-queue-dev
        - dphys-swapfile
        - kalipi-kernel
        - kalipi-bootloader
        - kalipi-re4son-firmware
        - kalipi-kernel-headers
        - libraspberrypi0
        - libraspberrypi-dev
        - libraspberrypi-doc
        - libraspberrypi-bin
        - fonts-dejavu
        - fonts-dejavu-core
        - fonts-dejavu-extra
        - python3-crypto
        - python3-requests
        - python3-yaml
        - python3-smbus
        - python3-inkyphat
        - python3-numpy
        - python3-pil
        - python3-tweepy
        - python3-opencv
        - python3-termcolor
        - python3-astor
        - python3-backports.weakref
        - python3-keras-applications
        - python3-keras-preprocessing
        - python3-six
        - python3-protobuf
        - python3-wrapt
        - python3-wheel
        - python3-mock

  - name: configure dphys-swapfile
    file:
      path: /etc/dphys-swapfile
      content: "CONF_SWAPSIZE=1024"

  - name: disable unecessary services
    systemd:
      name: "{{services}}"
      state: stopped
      enabled: no
    vars:
      services:
        - apt-daily.timer
        - apt-daily.service
        - apt-daily-upgrade.timer
        - apt-daily-upgrade.service
        - bluetooth.service
        - triggerhappy.service

  - name: enable dphys-swapfile service
    systemd:
      name: dphys-swapfile.service
      state: started
      enabled: yes

  - name: acquire python3 pip target
    command: "python3 -c 'import sys;print(sys.path.pop())'"
    register: pip_target

  - name: install pip packages that are not architecture tied
    pip:
      name: "{{ packages }}"
      extra_args: "--no-deps --extra-index-url=https://www.piwheels.hostedpi.com/simple/ --prefer-binary --no-cache-dir --platform=armv6l --target={{ pip_target.stdout }}"
    vars:
      packages:
        - absl-py
        - enum34
        - gast
        - google_pasta
        - opt_einsum
        - tensorboard
        - scapy
        - gym
        - stable-baselines
        - file_read_backwards
        - tensorflow_estimator

  - name: install grpcio
    command: "pip3 install --no-deps --extra-index-url=https://www.piwheels.hostedpi.com/simple/ --no-cache-dir --prefer-binary --platform=armv6l --only-binary=:all: --target={{ pip_target.stdout }} https://www.piwheels.hostedpi.com/simple/grpcio/grpcio-1.24.1-cp37-cp37m-linux_armv6l.whl"

  - name: install tensorflow
    command: "pip3 install --no-deps --extra-index-url=https://www.piwheels.hostedpi.com/simple/ --no-cache-dir --prefer-binary --platform=armv6l --only-binary=:all: --target={{ pip_target.stdout }} https://storage.googleapis.com/tensorflow/raspberrypi/tensorflow-1.14.0-cp34-none-linux_armv6l.whl"

  - name: fetch bettercap release information
    uri:
      url: https://api.github.com/repos/bettercap/bettercap/releases/latest
      return_content: yes
    register: bettercap_release

  - name: download and install bettercap
    unarchive:
      src: "{{ bettercap_release.content | from_json | json_query(bettercap_query) | first }}"
      dest: /usr/bin
      remote_src: yes
      exclude:
        - README.md
        - LICENSE.md
      mode: 0755

  - name: clone bettercap caplets
    git:
      repo: https://github.com/bettercap/caplets.git
      dest: /tmp/caplets

  - name: install bettercap caplets
    make:
      chdir: /tmp/caplets
      target: install

  - name: clone pwnagotchi repository
    git:
      repo: https://github.com/evilsocket/pwnagotchi.git
      dest: /tmp/pwnagotchi

  - name: copy pwnagotchi files to final destination
    copy:
      src: /tmp/pwnagotchi/sdcard/rootfs/root/pwnagotchi/
      dest: /root/pwnagotchi/
      mode: preserve

  - name: remove pwnagotchi files from temporary repository
    file:
      path: /tmp/pwnagotchi
      state: absent

  - name: create cpuusage script
    copy:
      dest: /usr/bin/cpuusage
      mode: 0755
      content: |
        #!/usr/bin/env bash
        while true
        do
          top -b -n1 | awk '/Cpu\(s\)/ { printf("%d %", $2 + $4 + 0.5) }'
          sleep 3
        done

  - name: create memusage script
    copy:
      dest: /usr/bin/memusage
      mode: 0755
      content: |
        #!/usr/bin/env bash
        free -m | awk '/Mem/ { printf( "%d %", $3 / $2 * 100 + 0.5 ) }'

  - name: create monstart script
    copy:
      dest: /usr/bin/monstart
      mode: 0755
      content: |
        #!/usr/bin/env bash
        iw phy phy0 interface add mon0 type monitor && ifconfig mon0 up

  - name: create monstop script
    copy:
      dest: /usr/bin/monstop
      mode: 0755
      content: |
        #!/usr/bin/env bash
        ifconfig mon0 down && iw dev mon0 del

  - name: configure rc.local
    blockinfile:
      path: /etc/rc.local
      insertbefore: "exit 0"
      block: |
        if ! /opt/vc/bin/tvservice -s | grep HDMI; then
          /opt/vc/bin/tvservice -o
        fi
        /root/pwnagotchi/scripts/startup.sh &

  - name: configure lo interface
    blockinfile:
      path: /etc/network/interfaces.d/lo-cfg
      create: yes
      block: |
        auto lo
        iface lo inet loopback

  - name: configure wlan interface
    blockinfile:
      path: /etc/network/interfaces.d/wlan0-cfg
      create: yes
      block: |
        allow-hotplug wlan0
        iface wlan0 inet static

  - name: configure usb interface
    blockinfile:
      path: /etc/network/interfaces.d/usb0-cfg
      create: yes
      block: |
        allow-hotplug usb0
        iface usb0 inet static
          address 10.0.0.2
          netmask 255.255.255.0
          network 10.0.0.0
          broadcast 10.0.0.255
          gateway 10.0.0.1

  - name: configure eth0 interface (pi2/3/4)
    blockinfile:
      path: /etc/network/interfaces.d/eth0-cfg
      create: yes
      block: |
        allow-hotplug eth0
        iface eth0 inet dhcp

  - name: enable ssh on boot
    file:
      path: /boot/ssh
      state: touch

  - name: adjust /boot/config.txt
    lineinfile:
      dest: /boot/config.txt
      insertafter: EOF
      line: '{{ item }}'
    with_items:
      - "dtoverlay=dwc2"
      - "dtparam=spi=on"
      - "dtoverlay=spi1-3cs"
      - "dtoverlay=pi3-disable-bt"
      - "dtparam=audio=off"

  - name: change root partition
    replace:
      dest: /boot/cmdline.txt
      backup: no
      regexp: "root=PARTUUID=[a-zA-Z0-9\\-]+"
      replace: "root=/dev/mmcblk0p2"

  - name: configure /boot/cmdline.txt
    lineinfile:
      path: /boot/cmdline.txt
      backrefs: True
      state: present
      backup: no
      regexp: '(.*)$'
      line: '\1 modules-load=dwc2,g_ether'

  - name: configure ssh
    lineinfile:
      dest: /etc/ssh/sshd_config
      backup: no
      regexp: '#?PermitRootLogin (.*)$'
      line: 'PermitRootLogin yes'

  - name: configure motd
    copy:
      dest: /etc/motd
      content: "(◕‿‿◕) {{pwn_hostname}} (pwnagotchi-{{pwn_version}})"

  - name: clean apt cache
    apt:
      autoclean: yes

  - name: remove dependencies that are no longer required
    apt:
      autoremove: yes

  - name: remove ssh keys
    file:
      state: absent
      path: "{{item}}"
    with_items:
      - /etc/ssh/ssh_host_rsa_key
      - /etc/ssh/ssh_host_rsa_key.pub
      - /etc/ssh/ssh_host_dsa_key
      - /etc/ssh/ssh_host_dsa_key.pub
      - /etc/ssh/ssh_host/ecdsa_key
      - /etc/ssh/ssh_host/ecdsa_key.pub
      - /etc/ssh/ssh_host_ed25519_key
      - /etc/ssh/ssh_host_ed25519_key.pub