---
- hosts:
    - 127.0.0.1
  gather_facts: true
  become: true
  vars:
    kernel:
      min: "6.1"
      full: "6.1.31-sun50iw9"
    pwnagotchi:
      hostname: "{{ lookup('env', 'PWN_HOSTNAME') | default('pwnagotchi', true) }}"
      version: "{{ lookup('env', 'PWN_VERSION') | default('pwnagotchi-torch', true) }}"
    system:
      boot_options:
        - "dtoverlay=dwc2"
        - "dtoverlay=spi1-3cs"
        - "dtparam=i2c1=on"
        - "dtparam=i2c_arm=on"
        - "dtparam=spi=on"
        - "gpu_mem=16"
      modules:
        - "i2c-dev"
        - "g_ether"
    services:
      enable:
        - bettercap.service
        - dphys-swapfile.service
        - fstrim.timer
        - pwnagotchi.service
        - pwngrid-peer.service
      disable:
        - apt-daily-upgrade.service
        - apt-daily-upgrade.timer
        - apt-daily.service
        - apt-daily.timer
        - avahi-daemon.service
        - avahi-daemon.socket
        - bluetooth.service
        - ifup@wlan0.service
        - rpi-eeprom-update.service
        - triggerhappy.service
        - wpa_supplicant.service
    packages:
      caplets:
        source: "https://github.com/jayofelony/caplets.git"
      bettercap:
        # We will install bettercap from source
        source: "https://github.com/jayofelony/bettercap.git"
        url: "https://github.com/jayofelony/bettercap/releases/download/2.32.1/bettercap-2.32.1.zip"
        ui: "https://github.com/bettercap/ui/releases/download/v1.3.0/ui.zip"
      opwngrid:
        source: "https://github.com/jayofelony/opwngrid.git"
        url: "https://github.com/rai68/opwngrid/releases/download/publish/pwngrid_linux_aarch64_v1.10.3-1.zip"
      apt:
        downgrade:
          - libpcap-dev_1.9.1-4_arm64.deb
          - libpcap0.8-dbg_1.9.1-4_arm64.deb
          - libpcap0.8-dev_1.9.1-4_arm64.deb
          - libpcap0.8_1.9.1-4_arm64.deb
        hold:
          - firmware-atheros
          - firmware-brcm80211
          - firmware-libertas
          - firmware-misc-nonfree
          - firmware-realtek
          - libpcap-dev
          - libpcap0.8
          - libpcap0.8-dev
          - libpcap0.8-dbg
        remove:
          - avahi-daemon
          - nfs-common
          - rpi-eeprom
          - triggerhappy
          - wpasupplicant
        install:
          - autoconf
          - bc
          - bison
          - bluez
          - build-essential
          - curl
          - dkms
          - dphys-swapfile
          - fbi
          - flex
          - fonts-dejavu
          - fonts-dejavu-core
          - fonts-dejavu-extra
          - fonts-freefont-ttf
          - g++
          - gawk
          - gcc-arm-none-eabi
          - git
          - libatlas-base-dev
          - libavcodec58
          - libavformat58
          - libblas-dev
          - libbluetooth-dev
          - libbz2-dev
          - libc-ares-dev
          - libc6-dev
          - libcap-dev
          - libdbus-1-dev
          - libdbus-glib-1-dev
          - libeigen3-dev
          - libelf-dev
          - libffi-dev
          - libfl-dev
          - libfuse-dev
          - libgdbm-dev
          - libgl1-mesa-glx
          - libgmp3-dev
          - libgstreamer1.0-0
          - libhdf5-dev
          - liblapack-dev
          - libncursesw5-dev
          - libnetfilter-queue-dev
          - libopenblas-dev
          - libopenjp2-7
          - libopenmpi-dev
          - libopenmpi3
          - libpcap-dev
          - libraspberrypi-bin
          - libraspberrypi-dev
          - libraspberrypi-doc
          - libraspberrypi0
          - libsqlite3-dev
          - libssl-dev
          - libswscale5
          - libtiff5
          - libtool
          - libusb-1.0-0-dev
          - lsof
          - make
          - python3-dbus
          - python3-flask
          - python3-flask-cors
          - python3-flaskext.wtf
          - python3-pil
          - python3-pip
          - python3-smbus
          - qpdf
          - raspberrypi-kernel-headers
          - rsync
          - screen
          - tcpdump
          - texinfo
          - time
          - tk-dev
          - unzip
          - vim
          - wget
          - wl
          - xxd
          - zlib1g-dev
  environment:
    ARCHFLAGS: "-arch aarch64"
    QEMU_UNAME: "{{ kernel.full }}"

  tasks:
    - name: Create user=pi, pass=orange
      copy:
        dest: /boot/userconf
        content: |
          pi:$6$2f51RQqfvzZaVljt$zNBftBn3LDVjJckR0cA/RdGA3iCshbUvuUUhIOD2uVLnaBazoxHmgiD1a0xAz6gQO4i3rGLzme931bJeNwNyx.

    - name: change hostname
      lineinfile:
        dest: /etc/hostname
        regexp: '^raspberrypi'
        line: "{{pwnagotchi.hostname}}"
        state: present
      when: lookup('file', '/etc/hostname') == "raspberrypi"
      register: hostname

    - name: add hostname to /etc/hosts
      lineinfile:
        dest: /etc/hosts
        regexp: '^127\.0\.1\.1[ \t]+raspberrypi'
        line: "127.0.1.1\t{{pwnagotchi.hostname}}"
        state: present
      when: hostname.changed

    - name: disable sap plugin for bluetooth.service
      lineinfile:
        dest: /lib/systemd/system/bluetooth.service
        regexp: '^ExecStart=/usr/lib/bluetooth/bluetoothd$'
        line: 'ExecStart=/usr/lib/bluetooth/bluetoothd --noplugin=sap'
        state: present

    - name: configure dphys-swapfile
      lineinfile:
        path: /etc/dphys-swapfile
        regexp: "^CONF_SWAPSIZE=.*$"
        line: "CONF_SWAPSIZE=2048"

    - name: install packages
      apt:
        name: "{{ packages.apt.install }}"
        state: present
        update_cache: yes
        install_recommends: false

    ###########################################
    #
    # libpcap v1.9 - build from source
    #
    ###########################################

    # check for presence, then it can re-run in later parts if needed
    # use the "make" built in

    # install libpcap before bettercap and pwngrid, so they use it
    - name: clone libpcap v1.9 from github
      git:
        repo: 'https://github.com/the-tcpdump-group/libpcap.git'
        dest: /usr/local/src/libpcap
        version: libpcap-1.9

    - name: build and install libpcap into /usr/local/lib
      shell: "./configure && make && make install"
      args:
        executable: /bin/bash
        chdir: /usr/local/src/libpcap

    - name: remove libpcap build folder
      file:
        state: absent
        path: /usr/local/src/libpcap

    - name: create symlink /usr/local/lib/libpcap.so.1.9.1
      file:
        src: /usr/local/lib/libpcap.so.1.9.1
        dest: /usr/local/lib/libpcap.so.0.8
        state: link

    - name: Create custom plugin directory
      file:
        path: /usr/local/share/pwnagotchi/custom-plugins/
        state: directory

    - name: Create custom config directory
      file:
        path: /etc/pwnagotchi/conf.d/
        state: directory

    - name: clone pwnagotchi repository
      git:
        repo: https://github.com/jayofelony/pwnagotchi.git
        dest: /usr/local/src/pwnagotchi
      register: pwnagotchigit

    - name: build pwnagotchi wheel
      command: "python3 setup.py sdist bdist_wheel"
      args:
        chdir: /usr/local/src/pwnagotchi
      when: (pwnagotchigit.changed) or (pip_packages['pwnagotchi'] is undefined) or (pip_packages['pwnagotchi'] != pwnagotchi_version)

    - name: install pwnagotchi wheel and dependencies
      pip:
        name: "{{ lookup('fileglob', '/usr/local/src/pwnagotchi/dist/pwnagotchi*.whl') }}"
        extra_args: "--no-cache-dir"
      when: (pwnagotchigit.changed) or (pip_packages['pwnagotchi'] is undefined) or (pip_packages['pwnagotchi'] != pwnagotchi_version)

    - name: remove pwnagotchi folder
      file:
        state: absent
        path: /usr/local/src/pwnagotchi

    - name: Install go-1.21
      unarchive:
        src: https://go.dev/dl/go1.21.4.linux-arm64.tar.gz
        dest: /usr/local
        remote_src: yes
      register: golang

    - name: Update .bashrc for go-1.21
      blockinfile:
        dest: /home/pi/.bashrc
        state: present
        block: |
          export GOPATH=$HOME/go
          export PATH=/usr/local/go/bin:$PATH:$GOPATH/bin
      when: golang.changed

    - name: download pwngrid 1.10.4
      git:
        repo: "{{ packages.opwngrid.source }}"
        dest: /usr/local/src/opwngrid
      register: pwngrid

    - name: install pwngrid 1.10.4
      shell: "export GOPATH=$HOME/go && export PATH=/usr/local/go/bin:$PATH:$GOPATH/bin && go mod tidy && make && make install"
      args:
        executable: /bin/bash
        chdir: /usr/local/src/opwngrid
      when: pwngrid.changed

    - name: remove pwngrid folder
      file:
        state: absent
        path: /usr/local/src/opwngrid

    - name: download bettercap
      git:
        repo: "{{ packages.bettercap.source }}"
        dest: /usr/local/src/bettercap

    - name: install bettercap 2.32.1
      shell: "export GOPATH=$HOME/go && export PATH=/usr/local/go/bin:$PATH:$GOPATH/bin && go mod tidy && make && make install"
      args:
        executable: /bin/bash
        chdir: /usr/local/src/bettercap

    - name: remove bettercap folder
      file:
        state: absent
        path: /usr/local/src/bettercap

    #- name: download and install bettercap
    #  unarchive:
    #    src: "{{ packages.bettercap.url }}"
    #    dest: /usr/local/bin
    #    remote_src: yes
    #    exclude:
    #      - README.md
    #      - LICENSE.md
    #    mode: 0755

    - name: clone bettercap caplets
      git:
        repo: "{{ packages.caplets.source }}"
        dest: /tmp/caplets
      register: capletsgit

    - name: install bettercap caplets
      make:
        chdir: /tmp/caplets
        target: install
      when: capletsgit.changed

    - name: download and install bettercap ui
      unarchive:
        src: "{{ packages.bettercap.ui }}"
        dest: /usr/local/share/bettercap/
        remote_src: yes
        mode: 0755

    # to always have the bettercap webui available (because why not?)
    - name: copy pwnagotchi-manual over pwnagotchi-auto caplet
      ansible.builtin.copy:
        src: /usr/local/share/bettercap/caplets/pwnagotchi-manual.cap
        dest: /usr/local/share/bettercap/caplets/pwnagotchi-auto.cap
        force: true
      ignore_errors: true

    - name: add HDMI powersave to rc.local
      blockinfile:
        path: /etc/rc.local
        insertbefore: "exit 0"
        block: |
          if ! /usr/bin/tvservice -s | egrep 'HDMI|DVI'; then
            /usr/bin/tvservice -o
          fi

    - name: create /etc/pwnagotchi folder
      file:
        path: /etc/pwnagotchi
        state: directory

    - name: check if user configuration exists
      stat:
        path: /etc/pwnagotchi/config.toml
      register: user_config

    - name: create /etc/pwnagotchi/config.toml
      copy:
        dest: /etc/pwnagotchi/config.toml
        content: |
          # Add your configuration overrides on this file any configuration changes done to default.toml will be lost!
          # Example:
          # ui.display.enabled = true
          # ui.display.type = "waveshare_2"
      when: not user_config.stat.exists

    - name: Delete motd
      file:
        state: absent
        path: /etc/motd

    - name: Delete motd 10-uname
      file:
        state: absent
        path: /etc/update-motd.d/10-uname

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

    - name: adjust /etc/modules
      lineinfile:
        dest: /etc/modules
        insertafter: EOF
        line: '{{ item }}'
      with_items: "{{system.modules}}"

    - name: Add pwnlog alias
      lineinfile:
        dest: /home/pi/.bashrc
        line: "\nalias pwnlog='tail -f -n300 /var/log/pwn*.log | sed --unbuffered \"s/,[[:digit:]]\\{3\\}\\]//g\" | cut -d \" \" -f 2-'"
        insertafter: EOF

    - name: Add pwnver alias
      lineinfile:
        dest: /home/pi/.bashrc
        line: "\nalias pwnver='python3 -c \"import pwnagotchi as p; print(p.__version__)\"'"
        insertafter: EOF

    - name: Add pwnkill alias to restart pwnagotchi with a signal
      lineinfile:
        dest: /home/pi/.bashrc
        line: "\nalias pwnkill='sudo killall -USR1 pwnagotchi'"
        insertafter: EOF

    - name: add firmware packages to hold
      dpkg_selections:
        name: "{{ item }}"
        selection: hold
      with_items: "{{ packages.apt.hold }}"

    - name: disable unnecessary services
      systemd:
        name: "{{ item }}"
        state: stopped
        enabled: no
      with_items: "{{ services.disable }}"

    - name: enable services
      systemd:
        name: "{{ item }}"
        enabled: true
        state: stopped
      with_items: "{{ services.enable }}"
      register: enabled

    - name: remove unnecessary apt packages
      apt:
        name: "{{ packages.apt.remove }}"
        state: absent
        purge: yes
      register: removed

    - name: clean apt cache
      apt:
        autoclean: true
      when: removed.changed

    - name: remove pip cache
      file:
        state: absent
        path: /root/.cache/pip

    - name: remove dependencies that are no longer required
      apt:
        autoremove: yes
      when: removed.changed

    - name: remove ssh keys
      file:
        state: absent
        path: "{{ item }}"
      with_fileglob:
        - "/etc/ssh/ssh_host*_key*"

    - name: regenerate ssh keys
      shell: "dpkg-reconfigure openssh-server"
      args:
        executable: /bin/bash

  handlers:
    - name: reload systemd services
      systemd:
        daemon_reload: yes
      when: enabled.changed