Builds a simple debian package on tag

.github/workflows/build.yml

@@ -2,7 +2,7 @@ name: Test build
 
 on:
   push:
-    branches: [main, unstable]
+    branches: [main, unstable, feature/debian-package]
   pull_request:
   schedule:
     - cron: '39 13 * * *' # run daily 
@@ -11,15 +11,16 @@ jobs:
   build:
     strategy:
       matrix:
-        os: [ ubuntu-22.04, macos-latest, rpi3b, macos-11, macos-12, ubuntu-latest, ubuntu-20.04 ]
+        os: [ ubuntu-22.04, macos-latest, macos-11, macos-12, macos-13, ubuntu-latest, ubuntu-20.04 ]
+        # TODO: re-enable before creating PR: rpi3b,
     runs-on: ${{ matrix.os }}
     timeout-minutes: 35 # runtime across all OSs, runs can get queued and mac runs take 15-20 min
     steps:
     - name: Checkout repository
       uses: actions/checkout@main
 
     - name: Install packaged dependencies
-      run: .github/install_dependencies
+      run: script/install_dependencies.sh
 
     - name: Configure
       run: |
@@ -47,3 +48,126 @@ jobs:
 
     - name: Test run
       run: /usr/local/bin/rtl_airband -v
+
+    - name: Set snapshot version
+      id: sha
+      run: echo "snapshot_version=$(script/snapshot_version.sh)" >> $GITHUB_OUTPUT
+
+    - name: Create debian package
+      if: runner.os == 'Linux'
+      run: |
+        pkg_dir="$(mktemp --directory)"
+        export PACKAGE="rtl-airband"
+        export VERSION="${{ steps.sha.outputs.snapshot_version }}"
+        export ARCH="$(dpkg --print-architecture)"
+        export MAINTAINER="charlie-foxtrot"
+        export DEPENDS="libc6 (>= 2.34), libconfig++9v5 (>= 1.5-0.4), libmp3lame0 (>= 3.100), libshout3 (>= 2.4.5), librtlsdr0 (>= 0.6.0), libsoapysdr0.8 (>= 0.8.1), libfftw3-single3 (>= 3.3.8), libpulse0 (>= 14.2)"
+        export DESCRIPTION="RTLSDR Airband - A multiband decoder for AM and NFM signals"
+        script/package.sh "${pkg_dir}"
+
+    # TODO use brew for macOS? https://brew.sh/
+    - name: Create macOS package
+      if: runner.os == 'macOS'
+      run: |
+        tar -zcvf rtl-airband_${{ steps.sha.outputs.snapshot_version }}_${{ matrix.os }}.tar.gz build_Release_NFM/src/rtl_airband
+
+    - name: "Upload package as artifact"
+      uses: actions/upload-artifact@v3
+      with:
+        name: "rtl-airband_${{ steps.sha.outputs.snapshot_version }}_${{ matrix.os }}"
+        path: |
+          *.deb
+          *.tar.gz
+        retention-days: 7
+
+  build-foreign-arch:
+    needs: build
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      packages: write
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@main
+
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Available build platforms
+        run: echo ${{ steps.buildx.outputs.platforms }}
+
+      - name: Login to GHCR
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Docker metadata
+        id: meta_worker
+        uses: docker/metadata-action@v4
+        with:
+          # ghcr.io/charlie-foxtrot/rtl-airband
+          images: |
+            ghcr.io/svavassori/rtl-airband
+          # generate Docker tags based on the following events/attributes
+          tags: |
+            type=schedule
+            type=ref,event=branch
+            type=ref,event=pr
+            type=ref,event=tag
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=semver,pattern={{major}}
+            type=sha,prefix={{branch}}-
+
+      - name: Build and push Docker images
+        uses: docker/build-push-action@v4
+        with:
+          cache-to: type=local,dest=/tmp/buildx-cache
+          context: .
+          file: Dockerfile
+          platforms: linux/amd64,linux/arm64,linux/arm/v7,linux/arm/v6
+          outputs: type=image
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.meta_worker.outputs.tags }}
+          labels: ${{ steps.meta_worker.outputs.labels }}
+
+      - name: "Extract debian packages from docker cache"
+        run: |
+          mkdir packages
+          find /tmp/buildx-cache/ -type f -size +50k -a -size -512k | xargs -I {} tar -xvf {} --strip-components=1 --directory=packages/
+
+      - name: Set snapshot version
+        id: sha
+        run: echo "snapshot_version=$(script/snapshot_version.sh)" >> $GITHUB_OUTPUT
+
+      - name: "Upload packages as artifacts"
+        uses: actions/upload-artifact@v3
+        with:
+          name: "rtl-airband_${{ steps.sha.outputs.snapshot_version }}_multiarch-deb"
+          path: "packages/*.deb"
+          retention-days: 7
+
+      - name: "Download all OS packages"
+        run: mkdir /tmp/other-artifacts
+
+      - uses: actions/download-artifact@v3
+        with:
+          path: /tmp/other-artifacts
+
+      - name: "Copy artifacts into packages directory"
+        run: find /tmp/other-artifacts -type f -exec mv {} packages/ \;
+
+      - name: Release packages
+        uses: softprops/action-gh-release@v1
+        with:
+          files: |
+            packages/*.deb
+            packages/*.tar.gz
+          prerelease: ${{ github.ref_type != 'tag' }}
+          name: ${{ github.ref_name }}-${{ steps.sha.outputs.snapshot_version }}
+          tag_name: ${{ github.ref_name }}-${{ steps.sha.outputs.snapshot_version }}
+          fail_on_unmatched_files: true

.github/workflows/package.yml

@@ -0,0 +1,57 @@
+name: Debian packaging
+
+on:
+  push:
+    tags: [ 'v[0-9]+.[0-9]+.[0-9]+' ]
+
+jobs:
+  build:
+    permissions:
+      contents: write
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Install packaged dependencies
+        run: .github/install_dependencies
+
+      - name: Configure
+        run: |
+            cmake -B ${{github.workspace}}/build_Release_NFM -DCMAKE_BUILD_TYPE=Release -DNFM=TRUE
+
+      - name: Build
+        run: |
+            VERBOSE=1 cmake --build ${{github.workspace}}/build_Release_NFM -j
+
+      - name: create .deb content structure
+        run: |
+            mkdir --parents .debpkg/lib/systemd/system/
+            sed 's|/usr/local/bin|/usr/bin|g' init.d/rtl_airband.service > .debpkg/lib/systemd/system/rtl_airband.service
+
+            mkdir --parents .debpkg/usr/bin
+            cp build_Release_NFM/src/rtl_airband .debpkg/usr/bin/
+
+            mkdir --parents .debpkg/usr/share/rtl_airband/config
+            cp config/*.conf .debpkg/usr/share/rtl_airband/config/
+
+            mkdir --parents .debpkg/usr/share/doc/rtl_airband
+            cp README.md LICENSE .debpkg/usr/share/doc/rtl_airband/
+            gzip --keep --stdout NEWS.md > .debpkg/usr/share/doc/rtl_airband/NEWS.md.gz
+
+      - uses: jiro4989/build-deb-action@v3
+        with:
+            package: rtl-airband
+            package_root: .debpkg
+            maintainer: charlie-foxtrot
+            version: ${{ github.ref }} # refs/tags/v*.*.*
+            arch: 'amd64'
+            depends: 'libc6 (>= 2.34), libconfig++9v5 (>= 1.5-0.4), libmp3lame0 (>= 3.100), libshout3 (>= 2.4.5), librtlsdr0 (>= 0.6.0), libsoapysdr0.8 (>= 0.8.1), libfftw3-single3 (>= 3.3.8), libpulse0 (>= 14.2)'
+            desc: 'RTLSDR Airband - A multiband decoder for AM and NFM signals'
+            compress_type: xz
+
+      - name: Release
+        uses: softprops/action-gh-release@v1
+        with:
+          files: rtl-airband_*_amd64.deb
+          fail_on_unmatched_files: true
+

Dockerfile

@@ -0,0 +1,48 @@
+FROM debian:12.0-slim AS build
+
+# copy script files
+WORKDIR /build
+COPY script /build/script
+
+# install development dependencies
+RUN export DEBIAN_FRONTEND="noninteractive" \
+    && apt-get update \
+    && apt-get upgrade --quiet --yes \
+    && apt-get install --quiet --yes --no-install-recommends \
+        gettext-base       `# provides envsubst` \
+        git                `# to extract commit info` \
+    && script/install_debian_dependencies.sh \
+    && rm -rf /var/lib/apt/lists/*
+
+# copy the rest of the project
+COPY . /build
+
+# configure and build
+RUN cmake --compile-no-warning-as-error  -B build_Release_NFM -DCMAKE_BUILD_TYPE=Release -DNFM=TRUE \
+    && VERBOSE=1 cmake --build build_Release_NFM -j$(nproc)
+
+# create .deb content structure and package it
+RUN pkg_dir="$(mktemp --directory)" \
+    && PACKAGE="rtl-airband" \
+    VERSION="${VERSION:-$(script/snapshot_version.sh)}" \
+    ARCH="$(dpkg --print-architecture)" \
+    MAINTAINER="charlie-foxtrot" \
+    DEPENDS="libc6 (>= 2.34), libconfig++9v5 (>= 1.5-0.4), libmp3lame0 (>= 3.100), libshout3 (>= 2.4.5), librtlsdr0 (>= 0.6.0), libsoapysdr0.8 (>= 0.8.1), libfftw3-single3 (>= 3.3.8), libpulse0 (>= 14.2)" \
+    DESCRIPTION="RTLSDR Airband - A multiband decoder for AM and NFM signals" \
+    script/package.sh "${pkg_dir}"
+
+FROM debian:12.0-slim as install
+COPY --from=build /build/rtl-airband*.deb /tmp
+RUN export DEBIAN_FRONTEND="noninteractive" \
+    && apt-get update \
+    && apt-get upgrade --quiet --yes \
+    && apt-get install --quiet --yes --no-install-recommends \
+        /tmp/rtl-airband*.deb \
+    # && rm /tmp/rtl-airband*.deb \
+    && rm -rf /var/lib/apt/lists/*
+
+# trick to get all the content without the additional "COPY" layer
+#FROM scratch
+#COPY --from=install / /
+ENTRYPOINT ["/usr/bin/rtl_airband"]
+CMD [ "-e", "-f", "-c", "/usr/share/rtl_airband/config/default.conf" ]

config/basic_emergency.conf

@@ -0,0 +1,30 @@
+# This is a minimalistic configuration file for RTLSDR-Airband.
+# Just a single RTL dongle with one emergency AM channel.
+#
+# Refer to https://github.com/charlie-foxtrot/RTLSDR-Airband/wiki
+# for description of keywords and config syntax.
+
+devices:
+({
+  type = "rtlsdr";
+  index = 0;
+  gain = 25;
+  centerfreq = 121;
+  correction = 48;
+  channels:
+  (
+    {
+      freq = 121.5;
+      outputs: (
+        {
+          type = "file";
+          directory = "/tmp";
+          filename_template = "E1_";
+          name = "Tower Emergency";
+          genre = "ATC";
+	    }
+      );
+    }
+  );
+ }
+);

script/install_debian_dependencies.sh

@@ -0,0 +1,17 @@
+#! /bin/bash
+
+set -o errexit
+set -o nounset
+
+export DEBIAN_FRONTEND="noninteractive"
+apt-get update
+apt-get install --quiet --yes --no-install-recommends \
+    build-essential \
+    cmake \
+    libconfig++-dev \
+    libfftw3-dev \
+    libmp3lame-dev \
+    libpulse-dev \
+    librtlsdr-dev \
+    libshout3-dev \
+    libsoapysdr-dev

script/install_dependencies.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+
+unameOut="$(uname -s)"
+
+echo "Running on ${unameOut} as ${USER}"
+
+case "${unameOut}" in
+    Linux*)
+        echo "Installing Linux dependencies"
+        sudo script/install_debian_dependencies.sh
+        ;;
+
+    Darwin*)
+        echo "Installing MacOS dependencies"
+        script/install_macos_dependencies.sh
+        ;;
+
+    *)
+        echo "Error: Machine not supported"
+        exit -1
+esac

script/install_macos_dependencies.sh

@@ -0,0 +1,14 @@
+#! /bin/bash
+
+brew update
+brew upgrade
+brew install \
+    lame \
+    libshout \
+    libconfig \
+    fftw \
+    librtlsdr \
+    soapysdr \
+    pulseaudio \
+    pkg-config
+brew link openssl