Update GitHub Actions workflows

.github/workflows/build_pycoax.yml

@@ -1,25 +0,0 @@
-name: Build pycoax
-
-on:
-  push:
-    paths:
-    - 'pycoax/**'
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-
-    steps:
-    - uses: actions/checkout@v1
-    - name: Set up Python 3.8
-      uses: actions/setup-python@v1
-      with:
-        python-version: 3.8
-    - name: Install dependencies
-      run: |
-        python -m pip install --upgrade pip
-        pip install -r requirements.txt
-      working-directory: ./pycoax
-    - name: Run unit tests
-      run: ./run_unit_tests.sh
-      working-directory: ./pycoax

.github/workflows/interface2_build.yml

@@ -0,0 +1,117 @@
+name: Build interface2
+
+on:
+  push:
+    paths:
+      - interface2/**
+      - .github/workflows/interface2_build.yml
+
+# Required, for now, by aws-actions/configure-aws-credentials
+permissions:
+  id-token: write
+  contents: read
+
+jobs:
+  build_fpga:
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: interface2/fpga
+    env:
+      BITSTREAM_CACHE_BUCKET: coax20211004002809282500000001
+    name: Build FPGA
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          # All history is required to determine the bitstream source SHA, otherwise
+          # it may be unnecessarily rebuilt.
+          fetch-depth: 0
+      - name: Configure AWS credentials
+        uses: aws-actions/configure-aws-credentials@master
+        with:
+          role-to-assume: ${{ secrets.AWS_IAM_ROLE }}
+          aws-region: us-east-1
+      - name: Get bitstream source SHA
+        run: |
+          BITSTREAM_SOURCE_SHA=$(git log -n 1 --format=%H .)
+          echo Bitstream source SHA is $BITSTREAM_SOURCE_SHA
+          echo "BITSTREAM_SOURCE_SHA=$BITSTREAM_SOURCE_SHA" >> $GITHUB_ENV
+      - name: Check bitstream cache
+        run: |
+          BITSTREAM_CACHE_KEY=interface2/fpga/${BITSTREAM_SOURCE_SHA}.zip
+          echo "BITSTREAM_CACHE_KEY=$BITSTREAM_CACHE_KEY" >> $GITHUB_ENV
+          if aws s3api head-object --bucket $BITSTREAM_CACHE_BUCKET --key $BITSTREAM_CACHE_KEY; then
+            echo Cached bitstream exists
+            echo "BITSTREAM_CACHE_EXISTS=true" >> $GITHUB_ENV
+          else
+            echo Cached bitstream does not exist
+            echo "BITSTREAM_CACHE_EXISTS=false" >> $GITHUB_ENV
+          fi
+      - name: Login to AWS ECR
+        if: env.BITSTREAM_CACHE_EXISTS == 'false'
+        run: aws ecr get-login-password --region us-east-1 | docker login --username AWS --password-stdin $REGISTRY
+        env:
+          REGISTRY: ${{ secrets.AWS_ECR }}
+      - name: Prepare iCEcube2
+        if: env.BITSTREAM_CACHE_EXISTS == 'false'
+        run: |
+          docker pull $REGISTRY/icecube2:latest
+          docker tag $REGISTRY/icecube2:latest icecube2:latest
+          echo $ICECUBE2_MAC_ADDRESS > rtl/.mac_address
+        env:
+          REGISTRY: ${{ secrets.AWS_ECR }}
+          ICECUBE2_MAC_ADDRESS: ${{ secrets.ICECUBE2_MAC_ADDRESS }}
+      - name: Build bitstream
+        if: env.BITSTREAM_CACHE_EXISTS == 'false'
+        run: make rtl
+      - name: Cache bitstream
+        if: env.BITSTREAM_CACHE_EXISTS == 'false'
+        run: |
+          cd rtl
+          zip cache.zip top.bin top_timing_report.txt
+          aws s3 cp cache.zip s3://${BITSTREAM_CACHE_BUCKET}/${BITSTREAM_CACHE_KEY}
+          rm cache.zip
+      - name: Download cached bitstream
+        if: env.BITSTREAM_CACHE_EXISTS == 'true'
+        run: |
+          cd rtl
+          aws s3 cp s3://${BITSTREAM_CACHE_BUCKET}/${BITSTREAM_CACHE_KEY} cache.zip
+          unzip cache.zip
+          rm cache.zip
+      - name: Attach bitstream
+        uses: actions/upload-artifact@v2
+        with:
+          name: bitstream
+          path: |
+            interface2/fpga/rtl/top.bin
+            interface2/fpga/rtl/top_timing_report.txt
+
+  build_firmware:
+    needs: build_fpga
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: interface2/firmware
+    name: Build Firmware
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python 3.8
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.8
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install platformio
+      - name: Download bitstream
+        uses: actions/download-artifact@v2
+        with:
+          name: bitstream
+          path: interface2/fpga/rtl
+      - name: Build firmware
+        run: pio run
+      - name: Attach firmware
+        uses: actions/upload-artifact@v2
+        with:
+          name: firmware
+          path: interface2/firmware/.pio/build/default/firmware.bin

.github/workflows/pycoax_build.yml

@@ -0,0 +1,35 @@
+name: Build pycoax
+
+on:
+  push:
+    paths:
+      - pycoax/**
+      - .github/workflows/pycoax_build.yml
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: pycoax
+    name: Build
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python 3.8
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.8
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install build
+          pip install -r requirements.txt
+      - name: Run unit tests
+        run: ./run_unit_tests.sh
+      - name: Build packages
+        run: python -m build
+      - name: Attach packages
+        uses: actions/upload-artifact@v2
+        with:
+          name: dist
+          path: pycoax/dist/

pycoax/run_unit_tests.sh

@@ -1,3 +1,8 @@
 #!/bin/sh
 
-python -m unittest discover tests
+# Display verbose output in CI environment.
+if [ -n "$CI" ]; then
+    OPTS=-v
+fi
+
+python -m unittest discover $OPTS tests