diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml new file mode 100644 index 0000000..5cb67fe --- /dev/null +++ b/.github/workflows/docker.yml @@ -0,0 +1,56 @@ +name: Build and Publish Docker Image + +on: + push: + pull_request: + workflow_dispatch: + +env: + REGISTRY: ghcr.io + IMAGE_NAME: ${{ github.repository }} + +jobs: + build-publish: + env: + SHOULD_PUSH_IMAGE: ${{ (github.event_name == 'push' && (github.ref == 'refs/heads/main' || github.ref == 'refs/heads/dev')) || github.event_name == 'workflow_dispatch' }} + runs-on: ubuntu-latest + + permissions: + contents: read + packages: write + + steps: + - name: Set up QEMU for Docker + uses: docker/setup-qemu-action@v3 + + - name: Set up Docker Buildx + uses: docker/setup-buildx-action@v3 + + - name: Log into the container registry + if: ${{ env.SHOULD_PUSH_IMAGE == 'true' }} + uses: docker/login-action@v3 + with: + registry: ${{ env.REGISTRY }} + username: ${{ github.actor }} + password: ${{ secrets.GITHUB_TOKEN }} + + - name: Extract Docker metadata + id: meta + uses: docker/metadata-action@v5 + with: + images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }} + tags: | + type=raw,value=latest,enable=${{ github.ref == 'refs/heads/main' }} + type=raw,value=edge,enable=${{ github.ref == 'refs/heads/dev' }} + type=sha + + - name: Build and push Docker image + id: build-and-push + uses: docker/build-push-action@v6 + with: + platforms: linux/amd64,linux/arm64 + push: ${{ env.SHOULD_PUSH_IMAGE }} + tags: ${{ steps.meta.outputs.tags }} + labels: ${{ steps.meta.outputs.labels }} + cache-from: type=gha + cache-to: type=gha,mode=max \ No newline at end of file diff --git a/Dockerfile b/Dockerfile index 31f6727..7c72cec 100644 --- a/Dockerfile +++ b/Dockerfile @@ -1,19 +1,36 @@ -# --- builder --- -FROM golang:1.20.6-alpine3.17 as builder -LABEL stage=builder -RUN apk add git -WORKDIR /build +# syntax=docker/dockerfile:1 -COPY go.* ./ -RUN go mod download +ARG app_dir="/home/go/app" -COPY . ./ + +# * Building the application +FROM golang:1.22-alpine3.20 AS build +ARG app_dir + +WORKDIR ${app_dir} + +RUN --mount=type=cache,target=/go/pkg/mod/ \ + --mount=type=bind,source=go.sum,target=go.sum \ + --mount=type=bind,source=go.mod,target=go.mod \ + go mod download -x + +COPY . . ARG BUILD_STRING=pretendo.tkcd.docker -RUN go build -ldflags "-X 'main.serverBuildString=${BUILD_STRING}'" -v -o server +RUN --mount=type=cache,target=/go/pkg/mod/ \ + CGO_ENABLED=0 go build -ldflags "-X 'main.serverBuildString=${BUILD_STRING}'" -v -o ${app_dir}/build/server + + +# * Running the final application +FROM alpine:3.20 AS final +ARG app_dir +WORKDIR ${app_dir} + +RUN addgroup go && adduser -D -G go go + +RUN mkdir -p ${app_dir}/log && chown go:go ${app_dir}/log + +USER go -# --- runner --- -FROM alpine:3.17 as runner -WORKDIR /build +COPY --from=build ${app_dir}/build/server ${app_dir}/server -COPY --from=builder /build/server /build/ -CMD ["/build/server"] +CMD [ "./server" ]