Makefile: allow to build privnet image for WSC

1. Build privnet image for WSC.
2. Automatically define OS to build image and privnet image.
3. Unify image building code for Ubuntu and WSC.

.github/workflows/build.yml

@@ -126,7 +126,7 @@ jobs:
           go-version: 1.18
 
       - name: Build Docker image
-        run: make image-wsc
+        run: make image
 
   build_privnet_image_ubuntu:
     needs: build_cli_ubuntu

.github/workflows/publish_to_dockerhub.yml

@@ -156,7 +156,7 @@ jobs:
           go-version: 1.18
 
       - name: Build image
-        run: make image-wsc
+        run: make image
 
       - name: Login to DockerHub
         uses: docker/login-action@v1
@@ -166,4 +166,4 @@ jobs:
 
       - name: Push image to registry
         if: ${{ github.event_name == 'release' || (github.event_name == 'workflow_dispatch' && github.event.inputs.push_image == 'true') }}
-        run: make image-wsc-push
+        run: make image-push

Makefile

@@ -8,7 +8,10 @@ BINDIR = "/usr/bin"
 SYSTEMDUNIT_DIR = "/lib/systemd/system"
 UNITWORKDIR = "/var/lib/neo-go"
 
-DC_FILE=.docker/docker-compose.yml
+IMAGE_SUFFIX="$(shell if [ "$(OS)" = Windows_NT ]; then echo "_WindowsServerCore"; fi)"
+D_FILE ?= "$(shell if [ "$(OS)" = Windows_NT ]; then echo "Dockerfile.wsc"; else echo "Dockerfile"; fi)"
+DC_FILE ?= ".docker/docker-compose.yml" # Single docker-compose for Ubuntu/WSC, should be kept in sync with ENV_IMAGE_TAG.
+ENV_IMAGE_TAG="env_neo_go_image"
 
 REPO ?= "$(shell go list -m)"
 VERSION ?= "$(shell git describe --tags 2>/dev/null | sed 's/^v//')"
@@ -19,7 +22,7 @@ IMAGE_REPO=nspccdev/neo-go
 
 # All of the targets are phony here because we don't really use make dependency
 # tracking for files
-.PHONY: build deps image image-wsc image-latest image-push image-wsc-push image-push-latest check-version clean-cluster push-tag \
+.PHONY: build deps image image-latest image-push image-push-latest check-version clean-cluster push-tag \
 	test vet lint fmt cover
 
 build: deps
@@ -50,24 +53,21 @@ postinst: install
 		&& systemctl enable neo-go.service
 
 image: deps
-	@echo "=> Building image for Ubuntu"
-	@docker build -t $(IMAGE_REPO):$(VERSION) --build-arg REPO=$(REPO) --build-arg VERSION=$(VERSION) .
-
-image-wsc: deps
-	@echo "=> Building image for Windows Server Core"
-	@docker build -f Dockerfile.wsc -t $(IMAGE_REPO):$(VERSION)_WindowsServerCore --build-arg REPO=$(REPO) --build-arg VERSION=$(VERSION) .
+	@echo "=> Building image"
+	@echo "   Dockerfile: $(D_FILE)"
+	@echo "   Tag: $(IMAGE_REPO):$(VERSION)$(IMAGE_SUFFIX)"
+	@docker build -f $(D_FILE) -t $(IMAGE_REPO):$(VERSION)$(IMAGE_SUFFIX) --build-arg REPO=$(REPO) --build-arg VERSION=$(VERSION) .
 
 image-latest: deps
 	@echo "=> Building image with 'latest' tag"
+	@echo "   Dockerfile: Dockerfile" # Always use default Dockerfile for Ubuntu as `latest`.
+	@echo "   Tag: $(IMAGE_REPO):latest"
 	@docker build -t $(IMAGE_REPO):latest --build-arg REPO=$(REPO) --build-arg VERSION=$(VERSION) .
 
 image-push:
-	@echo "=> Publish image for Ubuntu"
-	@docker push $(IMAGE_REPO):$(VERSION)
-
-image-wsc-push:
-	@echo "=> Publish image for Windows Server Core"
-	@docker push $(IMAGE_REPO):$(VERSION)_WindowsServerCore
+	@echo "=> Publish image"
+	@echo "   Tag: $(IMAGE_REPO):$(VERSION)$(IMAGE_SUFFIX)"
+	@docker push $(IMAGE_REPO):$(VERSION)$(IMAGE_SUFFIX)
 
 image-push-latest:
 	@echo "=> Publish image for Ubuntu with 'latest' tag"
@@ -104,16 +104,20 @@ cover:
 	@go test -v -race ./... -coverprofile=coverage.txt -covermode=atomic -coverpkg=./pkg/...,./cli/...
 	@go tool cover -html=coverage.txt -o coverage.html
 
-# --- Environment ---
+# --- Ubuntu/Windows environment ---
 env_image:
 	@echo "=> Building env image"
+	@echo "   Dockerfile: $(D_FILE)"
+	@echo "   Tag: $(ENV_IMAGE_TAG)"
 	@docker build \
-		-t env_neo_go_image \
+		-f $(D_FILE) \
+		-t $(ENV_IMAGE_TAG) \
 		--build-arg REPO=$(REPO) \
 		--build-arg VERSION=$(VERSION) .
 
 env_up:
 	@echo "=> Bootup environment"
+	@echo "   Docker-compose file: $(DC_FILE)"
 	@docker-compose -f $(DC_FILE) up -d node_one node_two node_three node_four
 
 env_single: