Rework build system
Replace the dpkg-buildpackage / debhelper rig with the same pattern
used in vpp-maglev and govpp-snmp-agentx: a Makefile that
cross-compiles CGO-free static binaries for amd64 and arm64, plus a
debian/build-deb.sh that stages the .deb directly with dpkg-deb. The
two arch packages drop into build/ and run on any glibc/musl Linux of
the matching arch.
VERSION is parsed once from debian/changelog and injected at link
time via -ldflags "-X 'main.Version=...' -X 'main.Commit=...' -X
'main.Date=...'", so 's3-genindex -version' is the source of truth
for which build is running. The Version constant in main.go becomes
a var to make this work; the old sync-version make target is gone.
Removes the now-unused debian/{control,rules,install,compat} files
and the matching debhelper artifact entries from .gitignore. build/
is added to .gitignore.
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
This commit is contained in:
@@ -1,108 +1,59 @@
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.PHONY: build clean wipe test help sync-version pkg-deb
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PROG := s3-genindex
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MODULE := git.ipng.ch/ipng/s3-genindex
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NATIVE_ARCH := $(shell go env GOARCH)
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VERSION := ${shell head -1 debian/changelog | sed -n 's/.*(\([^)]*\)).*/\1/p'}
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COMMIT_HASH := $(shell git rev-parse --short HEAD 2>/dev/null || echo unknown)
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DATE := $(shell date -u +%Y-%m-%dT%H:%M:%SZ)
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LDFLAGS := -s -w \
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-X 'main.Version=$(VERSION)' \
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-X 'main.Commit=$(COMMIT_HASH)' \
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-X 'main.Date=$(DATE)'
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# Default target
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all: build
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# CGO_ENABLED=0 yields a fully static binary so the same .deb runs on
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# any glibc/musl Linux of the matching arch. The AWS SDK and the rest
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# of this codebase are pure Go, so this has no behavioural impact
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# beyond switching net/dns to the pure-Go resolver.
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export CGO_ENABLED := 0
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# Build the binary
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build:
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@echo "Building s3-genindex..."
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go build -o s3-genindex ./cmd/s3-genindex
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@echo "Build complete: s3-genindex"
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.PHONY: help all build build-amd64 build-arm64 test pkg-deb fmt vet lint check clean
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# Run tests
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test:
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@echo "Running tests..."
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go test -v ./...
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@echo "Tests complete"
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help: ## Show this help
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@printf "Usage: make <target>\n\nTargets:\n"
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@awk -F ':.*## ' '/^[A-Za-z][A-Za-z0-9_-]*:.*## / {printf " %-16s %s\n", $$1, $$2}' $(MAKEFILE_LIST)
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# Run tests with coverage
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test-coverage:
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@echo "Running tests with coverage..."
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go test -v -coverprofile=coverage.out ./...
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go tool cover -html=coverage.out -o coverage.html
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@echo "Coverage report generated: coverage.html"
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all: build ## Alias for build (native arch)
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# Clean build artifacts
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clean:
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@echo "Cleaning build artifacts..."
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rm -f s3-genindex
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rm -f coverage.out coverage.html
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rm -rf debian/s3-genindex debian/files debian/*.substvars debian/debhelper-build-stamp
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[ -d debian/go ] && chmod -R +w debian/go || true
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rm -rf debian/.gocache debian/go
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find . -name index.html -delete
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@echo "Clean complete"
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build: ## Build the binary for the host architecture
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mkdir -p build/$(NATIVE_ARCH)
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go build -ldflags "$(LDFLAGS)" -o build/$(NATIVE_ARCH)/$(PROG) ./cmd/$(PROG)
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# Wipe everything including test caches
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wipe: clean
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@echo "Wiping test cache and module cache..."
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go clean -testcache
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go clean -modcache
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@echo "Wipe complete"
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build-amd64: ## Cross-build the binary for linux/amd64
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mkdir -p build/amd64
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GOOS=linux GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o build/amd64/$(PROG) ./cmd/$(PROG)
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# Install binary to $GOPATH/bin or $GOBIN
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install:
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@echo "Installing s3-genindex..."
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go install ./cmd/s3-genindex
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@echo "Install complete"
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build-arm64: ## Cross-build the binary for linux/arm64
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mkdir -p build/arm64
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GOOS=linux GOARCH=arm64 go build -ldflags "$(LDFLAGS)" -o build/arm64/$(PROG) ./cmd/$(PROG)
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# Format code
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fmt:
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@echo "Formatting code..."
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test: ## Run all Go unit tests
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go test ./...
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pkg-deb: build-amd64 build-arm64 ## Build .deb packages for amd64 and arm64
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debian/build-deb.sh $(PROG) amd64 $(VERSION)
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debian/build-deb.sh $(PROG) arm64 $(VERSION)
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fmt: ## go fmt everything
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go fmt ./...
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@echo "Format complete"
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# Vet code for issues
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vet:
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@echo "Vetting code..."
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vet: ## go vet everything
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go vet ./...
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@echo "Vet complete"
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# Lint code (requires golangci-lint)
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lint:
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@echo "Linting code..."
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@if command -v golangci-lint >/dev/null 2>&1; then \
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golangci-lint run; \
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else \
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echo "golangci-lint not found, skipping lint"; \
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fi
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lint: ## golangci-lint, if installed
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@if command -v golangci-lint >/dev/null 2>&1; then golangci-lint run; else echo "golangci-lint not installed, skipping"; fi
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# Run all checks
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check: fmt vet lint test
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@echo "All checks passed"
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check: fmt vet lint test ## Format, vet, lint, and test
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# Run benchmarks
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bench:
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@echo "Running benchmarks..."
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go test -bench=. ./...
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# Sync version from debian/changelog to source code
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sync-version:
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@echo "Syncing version..."
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@version=$$(head -1 debian/changelog | sed -n 's/.*(\([^)]*\)).*/\1/p'); \
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sed -i "s/const Version = .*/const Version = \"$$version\"/" cmd/s3-genindex/main.go; \
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echo "Updated version to $$version"
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# Build Debian package
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pkg-deb: sync-version
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@echo "Building Debian package..."
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DEB_BUILD_OPTIONS=noautodbgsym fakeroot dpkg-buildpackage -us -uc -b
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@echo "Debian package build complete"
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# Show help
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help:
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@echo "Available targets:"
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@echo " build - Build the s3-genindex binary"
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@echo " test - Run all tests"
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@echo " test-coverage - Run tests with coverage report"
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@echo " clean - Remove build artifacts"
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@echo " wipe - Clean everything including caches"
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@echo " install - Install binary to GOPATH/bin"
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@echo " fmt - Format code"
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@echo " vet - Vet code for issues"
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@echo " lint - Lint code (requires golangci-lint)"
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@echo " check - Run fmt, vet, lint, and test"
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@echo " bench - Run benchmarks"
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@echo " sync-version - Sync version from debian/changelog to source"
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@echo " pkg-deb - Build Debian package"
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@echo " help - Show this help message"
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clean: ## Remove build artifacts
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rm -rf build/
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rm -f $(PROG) coverage.out coverage.html
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find . -name index.html -delete
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