feat: add dockerfile for bootnode build

.github/workflows/docker-release.yml

@@ -42,3 +42,36 @@ jobs:
           push: true
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
+
+  push-op-geth-bootnode:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+      - name: Login to GHCR
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: image meta
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: |
+            ghcr.io/${{ github.repository_owner }}/op-geth-bootnode
+          tags: |
+            type=ref,event=branch
+            type=ref,event=tag
+            type=semver,pattern={{version}}
+            type=sha
+      - name: Build and push
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          file: ./cmd/bootnode/Dockerfile
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

cmd/bootnode/Dockerfile

@@ -0,0 +1,33 @@
+# Support setting various labels on the final image
+ARG COMMIT=""
+ARG VERSION=""
+ARG BUILDNUM=""
+
+# Build Geth in a stock Go builder container
+FROM golang:1.20-alpine as builder
+
+RUN apk add --no-cache gcc musl-dev linux-headers git
+
+# Get dependencies - will also be cached if we won't change go.mod/go.sum
+COPY go.mod /go-ethereum/
+COPY go.sum /go-ethereum/
+RUN cd /go-ethereum && go mod download
+
+ADD . /go-ethereum
+RUN cd /go-ethereum && go run build/ci.go install -static ./cmd/bootnode
+
+# Pull Geth into a second stage deploy alpine container
+FROM alpine:latest
+
+RUN apk add --no-cache ca-certificates
+COPY --from=builder /go-ethereum/build/bin/bootnode /usr/local/bin/
+
+EXPOSE 8545 8546 30303 30303/udp
+ENTRYPOINT ["bootnode"]
+
+# Add some metadata labels to help programatic image consumption
+ARG COMMIT=""
+ARG VERSION=""
+ARG BUILDNUM=""
+
+LABEL commit="$COMMIT" version="$VERSION" buildnum="$BUILDNUM"

cmd/bootnode/Makefile

@@ -0,0 +1,38 @@
+# This Makefile is meant to be used by people that do not usually work
+# with Go source code. If you know what GOPATH is then you probably
+# don't need to bother with make.
+
+.PHONY: geth android ios evm all test clean
+
+GOBIN = ./build/bin
+GO ?= latest
+GORUN = env GO111MODULE=on go run
+
+geth:
+	$(GORUN) build/ci.go install ./cmd/geth
+	@echo "Done building."
+	@echo "Run \"$(GOBIN)/geth\" to launch geth."
+
+all:
+	$(GORUN) build/ci.go install
+
+test: all
+	$(GORUN) build/ci.go test
+
+lint: ## Run linters.
+	$(GORUN) build/ci.go lint
+
+clean:
+	env GO111MODULE=on go clean -cache
+	rm -fr build/_workspace/pkg/ $(GOBIN)/*
+
+# The devtools target installs tools required for 'go generate'.
+# You need to put $GOBIN (or $GOPATH/bin) in your PATH to use 'go generate'.
+
+devtools:
+	env GOBIN= go install golang.org/x/tools/cmd/stringer@latest
+	env GOBIN= go install github.com/fjl/gencodec@latest
+	env GOBIN= go install github.com/golang/protobuf/protoc-gen-go@latest
+	env GOBIN= go install ./cmd/abigen
+	@type "solc" 2> /dev/null || echo 'Please install solc'
+	@type "protoc" 2> /dev/null || echo 'Please install protoc'