build-and-test.yml

name: Build and test

on:
  push:
    branches: [main]
    tags: 'v*'
  pull_request:

env:
  CARGO_TERM_COLOR: always

jobs:
  check-style:
    runs-on: ubuntu-latest
    steps:
    - name: Checkout repo
      uses: actions/checkout@v3
    - name: Install Rust formatter
      run: rustup component add rustfmt
    - name: Check if code is well formatted
      run: cargo fmt --check

  unit-tests: # run before build because it is faster
    needs: check-style
    runs-on: ubuntu-latest

    strategy:
      fail-fast: false
      matrix:
        crypto_backend: [cb-hacspec, cb-psa]
        ead: [ead-none, ead-zeroconf]

    steps:
    - name: Checkout repo
      uses: actions/checkout@v3

    - name: Run unit tests # note that we only add `--package edhoc-hacspec` when testing the hacspec version of the lib
      run: cargo test --package edhoc-rs --package edhoc-crypto --package edhoc-ead --no-default-features --features="${{ matrix.crypto_backend }}, ${{ matrix.ead }}" --no-fail-fast


  build-edhoc-package:
    needs: unit-tests
    runs-on: ubuntu-latest

    strategy:
      fail-fast: false
      matrix:
        crypto_backend: [cb-hacspec, cb-psa, cb-psa-baremetal, cb-cryptocell310]
        ead: [ead-none, ead-zeroconf]

    steps:
    - name: Checkout repo
      uses: actions/checkout@v3

    - name: Install arm targets for Rust
      run: rustup target add thumbv7m-none-eabi && rustup target add thumbv7em-none-eabihf
    - name: Install arm gcc
      run: sudo apt-get -y update && sudo apt-get -y install gcc-arm-none-eabi

    - name: Build
      run: cargo build --package edhoc-rs --package edhoc-crypto --package edhoc-ead --no-default-features --features="${{ matrix.crypto_backend }}, ${{ matrix.ead }}" --release


  generate-fstar:
    needs: unit-tests
    runs-on: ubuntu-latest
    steps:
    - name: Checkout edhoc-rs
      uses: actions/checkout@v3

    - name: Checkout hacspec-v2
      uses: actions/checkout@v3
      with:
        repository: 'hacspec/hacspec-v2'
        path: hacspec-v2-repo

    - name: Build hacspec-v2 docker image
      run: docker build -f .docker/Dockerfile . -t hacspec-v2
      working-directory: hacspec-v2-repo

    - name: Generate fstar code using the main library and the hacspec crypto backend
      run: |
        docker run --rm -v ${{ github.workspace }}:/edhoc-rs hacspec-v2 bash -c "cd edhoc-rs/ && cargo-hax -C -p edhoc-rs -p edhoc-crypto -p edhoc-ead --no-default-features --features="cb-hacspec, ead-none" --release \; into fstar"
        zip -j -r edhoc-rs-fstar.zip $(find . -name *fst)

    - name: Upload artifact
      uses: actions/upload-artifact@v3
      with:
        name: fstar-code
        path: ./edhoc-rs-fstar.zip


  build-static-lib-and-headers:
    needs: unit-tests
    runs-on: ubuntu-latest

    strategy:
      fail-fast: false
      matrix:
        crypto_backend: [cb-psa-baremetal, cb-cryptocell310]

    steps:
    - name: Checkout repo
      uses: actions/checkout@v3

    - name: Install arm targets for Rust
      run: rustup target add thumbv7em-none-eabihf
    - name: Install arm gcc
      run: sudo apt-get -y update && sudo apt-get -y install gcc-arm-none-eabi

    - name: Build static library, generate headers, and zip to file
      run: ./build_for_c.sh "${{ matrix.crypto_backend }}"

    - name: Upload artifact
      uses: actions/upload-artifact@v3
      with:
        name: static-lib-and-headers
        path: ./target/staticlib-*.zip


  run-example-on-qemu:
    needs: unit-tests
    runs-on: ubuntu-latest

    strategy:
      fail-fast: false
      matrix:
        crypto_backend: [cb-psa]
        ead: [ead-none, ead-zeroconf]

    steps:
    - name: Checkout repo
      uses: actions/checkout@v3

    - name: Install arm targets for Rust
      run: rustup target add thumbv7m-none-eabi
    - name: Install arm gcc
      run: sudo apt-get -y update && sudo apt-get -y install gcc-arm-none-eabi
    - name: Install QEMU ARM emulator
      run: sudo apt-get -y install qemu-system-arm

    - name: Run tests in QEMU
      run: cd examples/edhoc-rs-no_std && cargo run --target="thumbv7m-none-eabi" --no-default-features --features="${{ matrix.crypto_backend }}, ${{ matrix.ead }}" --release


  build-example-for-cortex-m4:
    needs: unit-tests
    runs-on: ubuntu-latest

    strategy:
      fail-fast: false
      matrix:
        crypto_backend: [cb-psa, cb-cryptocell310]
        ead: [ead-none, ead-zeroconf]

    steps:
    - name: Checkout repo
      uses: actions/checkout@v3

    - name: Install arm targets for Rust
      run: rustup target add thumbv7em-none-eabihf
    - name: Install arm gcc
      run: sudo apt-get -y update && sudo apt-get -y install gcc-arm-none-eabi

    - name: Build example
      run: cd examples/edhoc-rs-no_std && cargo build --target="thumbv7em-none-eabihf" --no-default-features --features="${{ matrix.crypto_backend }}, ${{ matrix.ead }}, rtt" --release


  build-coap-example:
    needs: unit-tests
    runs-on: ubuntu-latest

    steps:
    - name: Checkout repo
      uses: actions/checkout@v3

    - name: Build server
      run: cargo build --bin coapserver

    - name: Build client
      run: cargo build --bin coapclient


  release:
    runs-on: ubuntu-latest
    needs: [build-edhoc-package, run-example-on-qemu, build-example-for-cortex-m4, build-coap-example, generate-fstar, build-static-lib-and-headers]
    if: >-
      github.event_name == 'push' &&
      startsWith(github.event.ref, 'refs/tags')
    steps:
      - name: Checkout repo
        uses: actions/checkout@v3
      - name: Download artifacts
        uses: actions/download-artifact@v3
        with:
          name: fstar-code
          path: ./release-artifacts
      - name: Download artifacts
        uses: actions/download-artifact@v3
        with:
          name: static-lib-and-headers
          path: ./release-artifacts
      - name: Release
        uses: ncipollo/release-action@v1
        with:
          generateReleaseNotes: true
          artifacts: "release-artifacts/*"
          token: ${{ secrets.RELEASE_TOKEN }}