diff --git a/.github/workflows/push-docker-image.yaml b/.github/workflows/push-docker-image.yaml new file mode 100644 index 0000000..3876ea4 --- /dev/null +++ b/.github/workflows/push-docker-image.yaml @@ -0,0 +1,44 @@ +name: Push Docker image + +on: + push: + tags: [ 'v*.*.*' ] + +env: + REGISTRY: ghcr.io + IMAGE_NAME: ${{ github.repository }} + +jobs: + main: + name: Build and push Docker image + runs-on: ubuntu-latest + steps: + - name: Checkout + uses: actions/checkout@v4.1.7 + + - name: Set up Docker Buildx + uses: docker/setup-buildx-action@v3.4.0 + + - name: Log into registry ${{ env.REGISTRY }} + uses: docker/login-action@v3.2.0 + with: + registry: ${{ env.REGISTRY }} + username: ${{ github.actor }} + password: ${{ secrets.GITHUB_TOKEN }} + + - name: Extract Docker metadata + id: meta + uses: docker/metadata-action@v5.5.1 + with: + images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }} + + - name: Build and push Docker image + id: build-and-push + uses: docker/build-push-action@v6.3.0 + with: + context: . + push: true + tags: ${{ steps.meta.outputs.tags }} + labels: ${{ steps.meta.outputs.labels }} + cache-from: type=gha + cache-to: type=gha,mode=max diff --git a/Dockerfile b/Dockerfile new file mode 100644 index 0000000..573aaab --- /dev/null +++ b/Dockerfile @@ -0,0 +1,55 @@ +# Shared layer with dependencies +FROM alpine:3.21.3 AS shared + +RUN apk add --no-cache \ + lua5.4 \ + make \ + openssl \ + pcre2 + + + +# Build dependencies +FROM shared AS build-deps + +RUN apk add --no-cache \ + alpine-sdk \ + lua5.4-dev \ + openssl-dev \ + pcre2-dev + + + +# Build layer +FROM build-deps AS build + +RUN git clone https://github.com/lefcha/imapfilter.git /dist +WORKDIR /dist +RUN make \ + INCDIRS=-I/usr/include/lua5.4 \ + LDFLAGS='-L/usr/lib/lua5.4' \ + LIBLUA=-llua \ + LUA_CFLAGS=-I/usr/include/lua5.4 + + + +# Final layer with installed imapfilter +FROM shared AS final + +COPY --from=build /dist /dist +WORKDIR /dist +RUN make install \ + && rm -rf /dist + +RUN addgroup abc \ + && adduser \ + --home /home/imapfilter \ + --shell /sbin/nologin \ + --disabled-password \ + --ingroup abc \ + abc + +USER abc:abc + +ENTRYPOINT [ "/usr/local/bin/imapfilter" ] +CMD ["-c", "/config.lua"]