Distribute bins for multiple arch/OS

.circleci/config.yml

@@ -1,9 +1,10 @@
 version: 2.1
+
 defaults: &defaults
   docker:
-    - image: circleci/golang:1.16
+    - image: cimg/go:1.24
+
 workflows:
-  version: 2
   build-and-test:
     jobs:
       - test
@@ -13,13 +14,12 @@ jobs:
     !!merge <<: *defaults
     steps:
       - checkout
-      - run: make test
+      - run: make lint test
   build:
     !!merge <<: *defaults
     steps:
       - checkout
       # Compile, and make sure it's not dynamically linked.
-      - run: make bin/ssm-env && ! ldd bin/ssm-env
+      - run: make dist
       - store_artifacts:
-          path: bin/ssm-env
-          destination: ssm-env
+          path: _dist

.gitignore

@@ -1 +1,3 @@
-bin
+/bin
+/ssm-env
+/_dist

Makefile

@@ -1,16 +1,42 @@
-.DEFAULT_GOAL := bin/ssm-env
+name := ssm-env
+version := $(shell git describe --tags --match 'v*' HEAD)
+ldflags := -X main.version=$(VERSION)
 
-ARGS :=
+ssm-env: *.go
+	CGO_ENABLED=0 go build -ldflags "$(ldflags)" -o $@ .
 
-version := $(shell git describe --tags --match 'v*')
+.PHONY: fmt
+fmt:
+	go fmt ./...
 
-.PHONY: run
-run:
-	CGO_ENABLED=0 go run -ldflags "-X main.version=$(version)" . $(ARGS)
-
-bin/ssm-env: *.go
-	CGO_ENABLED=0 go build -ldflags "-X main.version=$(version)" -o $@ .
+.PHONY: lint
+lint:
+	@test -z $(shell gofmt -l . | tee /dev/stderr) || { echo "files above are not go fmt"; exit 1; }
+	go vet ./...
 
 .PHONY: test
 test:
-	go test -race $(shell go list ./... | grep -v /vendor/)
+	go test ./...
+
+.PHONY: clean
+clean:
+	rm -rf ssm-env
+	rm -rf _dist
+
+dist_os_arch := \
+	linux-amd64 \
+	linux-arm64 \
+	darwin-amd64 \
+	darwin-arm64
+
+dists := $(dist_os_arch:%=_dist/$(name)-%)
+
+.PHONY: dist $(dists)
+dist: $(dists)
+
+$(dists): _dist/$(name)-%:
+	mkdir -p _dist
+	CGO_ENABLED=0 \
+	GOOS=$(word 1,$(subst -, ,$*)) \
+	GOARCH=$(word 2,$(subst -, ,$*)) \
+	go build -ldflags "$(ldflags)" -o $@ .