deb.yml

name: deb

on:
  push:
    branches:
      - master
      - ci

jobs:
  build:
    runs-on: ubuntu-22.04
    steps:
      - name: Check out repository
        uses: actions/checkout@v2

      - name: Extract branch name
        id: extract_branch
        shell: bash
        run: echo "branch=${GITHUB_HEAD_REF:-${GITHUB_REF#refs/heads/}}" >> $GITHUB_OUTPUT

      - name: Generate release tag
        id: tag
        run: echo "tag=$(date -u '+%y%m%d%H%M')-${{steps.extract_branch.outputs.branch}}" >> $GITHUB_OUTPUT

      - uses: uraimo/run-on-arch-action@v2.5.0
        name: Build deb
        with:
          arch: armv6
          distro: bullseye  # Equivalent to Raspbian 8
          githubToken: ${{ github.token }}

          # Create an artifacts directory
          setup: |
            mkdir -p "${PWD}/artifacts"

          # Mount the artifacts directory as /artifacts in the container
          dockerRunArgs: |
            --volume "${PWD}/artifacts:/artifacts"

          install: |
            set -x

            apt-get update -q -y

            # Install Python, fpm deps (ruby) and the kitchen sink required to build everything...
            apt-get install -q -y git python3 python3-venv python3-dev python3-pip build-essential libffi-dev libreadline-gplv2-dev libncursesw5-dev libssl-dev libsqlite3-dev libgdbm-dev libc6-dev libbz2-dev rustc cargo squashfs-tools ruby-full jq libpq-dev postgresql postgresql-contrib

            # Install FPM
            gem install fpm

            # Install Poetry (requires 1.2.0+)
            # curl -sSL https://install.python-poetry.org | POETRY_VERSION=1.5.0 python3 - --yes || true
            # export PATH=$PATH:/root/.local/bin

            # poetry requires cryptography, but the latest version wants to be compiled by Rust, and this environment doesn't like Rust.
            # the easy way out is to install an older version of cryptography.
            # the same logic applies to the cryptography installation in the run section.
            pip install cryptography==3.4.8
            # using pip to install poetry, instead of shell script in Adam's work
            pip install poetry==1.5.1

          run: |
            set -x

            # Add Poetry to $PATH
            export PATH=$PATH:/root/.local/bin

            # We want to write to _actual_ /opt as some installation processes
            # are creating hard coded shebangs pointing to the venv location.
            mkdir -p /opt

            # Create virtualenv
            python3 -m venv /opt/hackman
            . /opt/hackman/bin/activate

            # workaround for poetry installation stalling.  what's happening here: use pip to install the packages specified in poetry.
            # source: https://github.com/python-poetry/poetry/issues/7148#issuecomment-1398322105
            # 2 things are happening here that makes poetry stall.
            # the first is poetry wants to compile cryptography and gevent from source, which stalls
            # the second is if pip install from requirements.txt, cryptography and gevent stall as well.  To get around this is to install both of them specifically using pip.
            poetry export -f requirements.txt --output requirements.txt
            pip install cryptography==3.4.8
            pip install gevent==22.10.1
            pip install -r requirements.txt

            # Install dependencies
            poetry install --no-interaction --no-root --only main
            # ^^^ this should practically do nothing, becasue the work is already done by pip. ^^^

            # Install self into env
            poetry build -f wheel -n
            pip install --no-deps dist/*.whl
            rm -rf dist *.egg-info

            # Generate Django static files
            env DJANGO_SETTINGS_MODULE=hackman.settings_prod hackman-manage collectstatic

            # Create a temporary rootfs directory
            mkdir -p rootfs/opt
            mv /opt/hackman rootfs/opt/hackman

            # Create symlinks to all binaries starting with hackman* or dsl* in /usr/bin
            mkdir -p rootfs/usr/bin
            for bin in rootfs/opt/hackman/bin/dsl* rootfs/opt/hackman/bin/hackman*; do
              ln -s /opt/hackman/bin/$(basename $bin) rootfs/usr/bin/$(basename $bin)
            done

            # Copy systemd units
            mkdir -p rootfs/lib/systemd
            cp -rv systemd rootfs/lib/systemd/system

            # Copy nginx configuration
            cp -rv nginx rootfs/opt/hackman/nginx

            # Create a postinstall script that enables all the shipped units
            # and symlinks our nginx configuration in place of the default one.
            # We also set up the database user in this block
            echo "#/bin/sh" > postinstall.sh
            for f in ./systemd/*; do
              echo "systemctl enable $(basename $f)" >> postinstall.sh
            done
            echo "ln -sf /opt/hackman/nginx/default /etc/nginx/sites-enabled/default" >> postinstall.sh

            # Ugly auto-generated escape sequences galore! \o/
            echo 'echo '"'"'CREATE DATABASE hackman;'"'"' | sudo -u postgres psql' >> postinstall.sh
            echo 'echo '"'"'CREATE USER hackman WITH PASSWORD '"'"'"'"'"'"'"'"'hackman'"'"'"'"'"'"'"'"';'"'"' | sudo -u postgres psql' >> postinstall.sh
            echo 'echo '"'"'ALTER ROLE hackman SET client_encoding TO '"'"'"'"'"'"'"'"'utf8'"'"'"'"'"'"'"'"';'"'"' | sudo -u postgres psql' >> postinstall.sh
            echo 'echo '"'"'ALTER ROLE hackman SET default_transaction_isolation TO '"'"'"'"'"'"'"'"'read committed'"'"'"'"'"'"'"'"';'"'"' | sudo -u postgres psql' >> postinstall.sh
            echo 'echo '"'"'ALTER ROLE hackman SET timezone TO '"'"'"'"'"'"'"'"'UTC'"'"'"'"'"'"'"'"';'"'"' | sudo -u postgres psql' >> postinstall.sh
            echo 'echo '"'"'GRANT ALL PRIVILEGES ON DATABASE hackman TO hackman;'"'"' | sudo -u postgres psql' >> postinstall.sh

            # Reload main systemd units
            echo "systemctl start hackman" >> postinstall.sh
            echo "systemctl reload nginx" >> postinstall.sh

            chmod +x postinstall.sh

            # Build deb
            version=$(grep '^version' pyproject.toml | cut -d = -f 2 | jq -r)
            fpm \
              -s dir \
              -t deb \
              -C rootfs \
              --name hackman \
              --version $version \
              --iteration ${{ steps.tag.outputs.tag }} \
              --description "DSL Hackman" \
              --depends redis-server \
              --depends python3 \
              --depends nginx \
              --depends libffi-dev \
              --depends libpq-dev \
              --depends postgresql \
              --depends postgresql-contrib \
              --after-install ./postinstall.sh \
              .

            mv *.deb /artifacts/

      - name: Upload binaries to release
        id: upload_deb
        uses: svenstaro/upload-release-action@v2
        with:
          repo_token: ${{ secrets.GITHUB_TOKEN }}
          file: ./artifacts/*
          file_glob: true
          tag: ${{ steps.tag.outputs.tag }}
          overwrite: true

      - name: Print artifacts url
        run: echo "${{ steps.upload_deb.outputs.browser_download_url }}"
      # ^^^ end of building debian package ^^^ #

      # vvv start of pi-gen image vvv #
      - name: Create files for stage2a
        run: |
          # the name stage2a came from developing on the pi-gen repository

          mkdir -p stage2a/01-install-hackman/

          cat > stage2a/01-install-hackman/00-packages <<-EOF
          redis-server
          nginx
          libffi-dev
          libpq-dev
          postgresql
          postgresql-contrib
          EOF

          cat stage2a/01-install-hackman/00-packages

          RRRR=stage2a/01-install-hackman/01-run.sh
          echo "#!/bin/bash -e" >> $RRRR
          echo "on_chroot << EOF" >> $RRRR
          echo "curl -sLO ${{ steps.upload_deb.outputs.browser_download_url }}" >> $RRRR
          echo "dpkg -i hackman*.deb" >> $RRRR
          echo "EOF" >> $RRRR

          cat stage2a/01-install-hackman/01-run.sh

          cat > stage2a/prerun.sh <<-EOF
          #!/bin/bash -e
          if [ ! -d "\${ROOTFS_DIR}" ]; then
            copy_previous
          fi
          EOF

          cat stage2a/prerun.sh

          chmod +x stage2a/01-install-hackman/01-run.sh
          chmod +x stage2a/prerun.sh

      - name: PiGen image
        uses: usimd/pi-gen-action@v1
        id: pigen
        with:
          # Compression to apply on final image (either "none", "zip", "xz" or "gz").
          compression: zip

          # Compression level to be used. From 0 to 9 (refer to the tool man page for more 
          # information on this. Usually 0 is no compression but very fast, up to 9 with the 
          # best compression but very slow).
          compression-level: 6

          # Disable the renaming of the first user during the first boot. This make it so 
          # 'username' stays activated. 'username' must be set for this to work. Please be 
          # aware of the implied security risk of defining a default username and password 
          # for your devices.
          disable-first-boot-user-rename: 1

          # Additional options to include in PIGEN_DOCKER_OPTS
          docker-opts: ''

          # Set whether a NOOBS image should be built as well. If enabled, the output 
          # directory containing the NOOBS files will be saved as output variable 
          # 'image-noobs-path'.
          enable-noobs: false

          # Enable SSH access to Pi.
          enable-ssh: 1

          # If this feature is enabled, the action will configure pi-gen to not export any 
          # stage as image but the last one defined in property 'stage-list'. This is 
          # helpful when building a single image flavor (in contrast to building a 
          # lite/server and full-blown desktop image), since it speeds up the build process 
          # significantly.
          export-last-stage-only: true

          # Comma or whitespace separated list of additional packages to install on host 
          # before running pi-gen. Use this list to add any packages your custom stages may 
          # require. Note that this is not affecting the final image. In order to add 
          # additional packages, you need to add a respective 'XX-packages' file in your 
          # custom stage.
          extra-host-dependencies: ''

          # Comma or whitespace separated list of additional modules to load on host before 
          # running pi-gen. If your custom stage requires additional software or kernel 
          # modules to be loaded, add them here. Note that this is not meant to configure 
          # modules to be loaded in the target image.
          extra-host-modules: ''

          # Token to use for checking out pi-gen repo.
          github-token: ${{ github.token }}

          # Host name of the image.
          hostname: door

          # Final image name.
          image-name: "door-${{steps.tag.outputs.tag}}"

          # Default keyboard keymap.
          keyboard-keymap: us

          # Default keyboard layout.
          keyboard-layout: English (US)

          # Default locale of the system image.
          locale: en_US.UTF-8

          # Password of the intial user account, locked if empty.
          password: 'door'  # fixme

          # Path where selected pi-gen ref will be checked out to. If the path does not yet 
          # exist, it will be created (including its parents).
          pi-gen-dir: pi-gen

          # GitHub repository to fetch pi-gen from, must be a fork from RPi-Distro/pi-gen.
          pi-gen-repository: RPi-Distro/pi-gen

          # Release version of pi-gen to use. This can both be a branch or tag name known in 
          # the pi-gen repository.
          pi-gen-version: 2023-05-03-raspios-bullseye

          # The release version to build images against. Valid values are jessie, stretch, 
          # buster, bullseye, and testing.
          release: bullseye

          # Setting to `1` will prevent pi-gen from dropping the "capabilities" feature. 
          # Generating the root filesystem with capabilities enabled and running it from a 
          # filesystem that does not support capabilities (like NFS) can cause issues. Only 
          # enable this if you understand what it is.
          setfcap: ''

          # List of stage name to execute in given order. Relative and absolute paths to 
          # custom stage directories are allowed here. Note that by default pi-gen exports 
          # images in stage2 (lite), stage4 and stage5. You probably want to hook in custom 
          # stages before one of the exported stages. Otherwise, the action will make sure 
          # any custom stage will include an image export directive.
          stage-list: stage0 stage1 stage2 ./stage2a

          # System timezone.
          timezone: Asia/Hong_Kong

          # Use qcow2 images to reduce space and runtime requirements.
          use-qcow2: 1

          # Name of the initial user account.
          username: pi

          # Print all output from pi-gen.
          verbose-output: true

          # Wifi country code of default network to connect to.
          wpa-country: ''

          # SSID of a default wifi network to connect to.
          wpa-essid: ''

          # Password of default wifi network to connect to.
          wpa-password: ''

      - name: Upload pi-gen image to release
        uses: svenstaro/upload-release-action@v2
        with:
          repo_token: ${{ secrets.GITHUB_TOKEN }}
          file: ${{ steps.pigen.outputs.image-path }}
          file_glob: true
          tag: ${{ steps.tag.outputs.tag }}
          overwrite: true