Configure nix env in deploy workflow #203
Workflow file for this run
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| name: deploy | |
| on: | |
| push: | |
| branches: | |
| - dev | |
| - main | |
| paths-ignore: | |
| - "*.md" | |
| jobs: | |
| deploy: | |
| name: Deploy | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Prepare environment | |
| run: | | |
| echo "TAG=${{ github.head_ref || github.ref_name }}" >> $GITHUB_ENV | |
| - name: Checkout repository | |
| uses: actions/checkout@v4 | |
| - name: Install Nix | |
| uses: cachix/install-nix-action@v30 | |
| with: | |
| nix_path: nixpkgs=channel:nixpkgs-24.05-darwin | |
| - name: Generate cache key | |
| run: | | |
| nixpkgs_hash=$(egrep -o 'archive/[0-9a-f]{40}\.tar\.gz' shell.nix | cut -d'/' -f2 | cut -d'.' -f1) | |
| echo "CACHE_KEY=${{ runner.os }}-$nixpkgs_hash" >> $GITHUB_ENV | |
| - name: Cache Nix store | |
| uses: actions/cache@v4 | |
| id: nix-cache | |
| with: | |
| key: nix-${{ env.CACHE_KEY }} | |
| path: /tmp/nix-cache | |
| - name: Import Nix store cache | |
| if: steps.nix-cache.outputs.cache-hit == 'true' | |
| run: | | |
| nix-store --import < /tmp/nix-cache | |
| - name: Cache Python venv | |
| uses: actions/cache@v4 | |
| with: | |
| key: python-${{ env.CACHE_KEY }}-${{ hashFiles('uv.lock') }} | |
| path: | | |
| ~/.cache/uv | |
| .venv | |
| - name: Build container image | |
| run: | | |
| nix-shell --pure --run true | |
| echo "IMAGE_PATH=$(nix-build --no-out-link)" >> $GITHUB_ENV | |
| - name: Export Nix store cache | |
| if: steps.nix-cache.outputs.cache-hit != 'true' | |
| run: | | |
| nix-store --export $(find /nix/store -maxdepth 1 -name '*-*') > /tmp/nix-cache | |
| - name: Configure SSH | |
| run: | | |
| mkdir -p ~/.ssh | |
| echo "${{ secrets.SSH_PRIVATE_KEY }}" > ~/.ssh/id && chmod 600 ~/.ssh/id | |
| echo "${{ secrets.SSH_KNOWN_HOSTS }}" > ~/.ssh/known_hosts | |
| echo "Host remote | |
| HostName ${{ secrets.SSH_HOST }} | |
| User ${{ secrets.SSH_USER }} | |
| Port ${{ secrets.SSH_PORT }} | |
| IdentityFile ~/.ssh/id | |
| " > ~/.ssh/config | |
| - name: Upload container image | |
| run: | | |
| scp "${{ env.IMAGE_PATH }}" remote:~ | |
| - name: Deploy on remote | |
| run: | | |
| ssh remote <<\EOF | |
| set -e | |
| tag="${{ env.TAG }}" | |
| image_filename="$(basename "${{ env.IMAGE_PATH }}")" | |
| cleanup() { | |
| cd ~ | |
| echo "Cleaning up" | |
| rm -f "$image_filename" | |
| } | |
| trap cleanup EXIT | |
| echo "Loading Docker image" | |
| docker load < "$image_filename" | |
| echo "Fetching latest changes from the git repository" | |
| cd "$tag" | |
| git fetch origin "$tag" | |
| git checkout "$tag" | |
| git reset --hard "origin/$tag" | |
| echo "Restarting containers" | |
| docker compose down --remove-orphans | |
| TAG="$tag" docker compose --env-file "envs/compose/$tag.env" up -d | |
| echo "Pruning dangling images" | |
| docker image prune -f | |
| EOF |