fix(Makefile): update config

Makefile

@@ -1,53 +1,114 @@
-# VERSION
+dcmergeEXECUTABLE=dyndns-client
-VERSION ?= $(shell git describe --abbrev=0)+hash.$(shell git rev-parse --short HEAD)
+VERSION?=$(shell git describe --abbrev=0)+hash.$(shell git rev-parse --short HEAD)
 
-DESTDIR ?=
+# Destination directory and prefix to place the compiled binaries, documentaions
-PREFIX ?= /usr/local
+# and other files.
-EXECUTABLE := dyndns-client
+DESTDIR?=
+PREFIX?=/usr/local
 
-# BINARIES
+# CONTAINER_RUNTIME
+# The CONTAINER_RUNTIME variable will be used to specified the path to a
+# container runtime. This is needed to start and run a container image.
+CONTAINER_RUNTIME?=$(shell which podman)
+
+# DYNDNS_CLIENT_IMAGE_REGISTRY_NAME
+# Defines the name of the new container to be built using several variables.
+DYNDNS_CLIENT_IMAGE_REGISTRY_NAME:=git.cryptic.systems
+DYNDNS_CLIENT_IMAGE_REGISTRY_USER:=volker.raschek
+
+DYNDNS_CLIENT_IMAGE_NAMESPACE?=${DYNDNS_CLIENT_IMAGE_REGISTRY_USER}
+DYNDNS_CLIENT_IMAGE_NAME:=${EXECUTABLE}
+_IMAGE_VERSION?=latest
+DYNDNS_CLIENT_IMAGE_FULLY_QUALIFIED=${DYNDNS_CLIENT_IMAGE_REGISTRY_NAME}/${DYNDNS_CLIENT_IMAGE_NAMESPACE}/${DYNDNS_CLIENT_IMAGE_NAME}:${DYNDNS_CLIENT_IMAGE_VERSION}
+
+# BIN
 # ==============================================================================
-all: ${EXECUTABLE}
+dyndns-client:
-
-${EXECUTABLE}:
 	CGO_ENABLED=0 \
-	GOPRIVATE=$(shell go env GOPRIVATE) \
 	GOPROXY=$(shell go env GOPROXY) \
-		go build -ldflags "-X main.version=${VERSION:v%=%}" -o ${@}
+		go build -ldflags "-X 'main.version=${VERSION}'" -o ${@} main.go
-
-# TEST
-# ==============================================================================
-PHONY+=test/unit
-test/unit: clean ${EXECUTABLE}
-	go test -v ./pkg/...
 
 # CLEAN
 # ==============================================================================
 PHONY+=clean
 clean:
-	rm --force ${EXECUTABLE} || true
+	rm --force --recursive dyndns-client
-	rm --force --recursive bin || true
 
-# UN/INSTALL
+# TESTS
 # ==============================================================================
-PHONY+=install
+PHONY+=test/unit
-install: ${EXECUTABLE}
+test/unit:
+	CGO_ENABLED=0 \
+	GOPROXY=$(shell go env GOPROXY) \
+		go test -v -p 1 -coverprofile=coverage.txt -covermode=count -timeout 1200s ./pkg/...
+
+PHONY+=test/integration
+test/integration:
+	CGO_ENABLED=0 \
+	GOPROXY=$(shell go env GOPROXY) \
+		go test -v -p 1 -count=1 -timeout 1200s ./it/...
+
+PHONY+=test/coverage
+test/coverage: test/unit
+	CGO_ENABLED=0 \
+	GOPROXY=$(shell go env GOPROXY) \
+		go tool cover -html=coverage.txt
+
+# GOLANGCI-LINT
+# ==============================================================================
+PHONY+=golangci-lint
+golangci-lint:
+	golangci-lint run --concurrency=$(shell nproc)
+
+# INSTALL
+# ==============================================================================
+PHONY+=uninstall
+install: dyndns-client
+	install --directory ${DESTDIR}/etc/bash_completion.d
+	./dyndns-client completion bash > ${DESTDIR}/etc/bash_completion.d/${EXECUTABLE}
+
 	install --directory ${DESTDIR}${PREFIX}/bin
-	install --mode 755 ${EXECUTABLE} ${DESTDIR}${PREFIX}/bin/${EXECUTABLE}
+	install --mode 0755 ${EXECUTABLE} ${DESTDIR}${PREFIX}/bin/${EXECUTABLE}
 
-	install --directory ${DESTDIR}/usr/lib/systemd/system
+	install --directory ${DESTDIR}${PREFIX}/share/licenses/${EXECUTABLE}
-	install --mode 644 systemd/${EXECUTABLE}.service ${DESTDIR}/usr/lib/systemd/system
+	install --mode 0644 LICENSE ${DESTDIR}${PREFIX}/share/licenses/${EXECUTABLE}/LICENSE
-
-	install --directory ${DESTDIR}/usr/share/licenses/${EXECUTABLE}
-	install --mode 644 LICENSE ${DESTDIR}/usr/share/licenses/${EXECUTABLE}/LICENSE
 
+# UNINSTALL
+# ==============================================================================
 PHONY+=uninstall
 uninstall:
-	-rm --recursive --force \
+	-rm --force --recursive \
+		${DESTDIR}/etc/bash_completion.d/${EXECUTABLE} \
 		${DESTDIR}${PREFIX}/bin/${EXECUTABLE} \
-		${DESTDIR}/usr/lib/systemd/system/${EXECUTABLE}.service \
+		${DESTDIR}${PREFIX}/share/licenses/${EXECUTABLE}
-		${DESTDIR}/usr/share/licenses/${EXECUTABLE}/LICENSE
+
+# BUILD CONTAINER IMAGE
+# ==============================================================================
+PHONY+=container-image/build
+container-image/build:
+	${CONTAINER_RUNTIME} build \
+		--build-arg VERSION=${VERSION} \
+		--file Dockerfile \
+		--no-cache \
+		--pull \
+		--tag ${DYNDNS_CLIENT_IMAGE_FULLY_QUALIFIED} \
+		.
+
+# DELETE CONTAINER IMAGE
+# ==============================================================================
+PHONY:=container-image/delete
+container-image/delete:
+	- ${CONTAINER_RUNTIME} image rm ${DYNDNS_CLIENT_IMAGE_FULLY_QUALIFIED}
+
+# PUSH CONTAINER IMAGE
+# ==============================================================================
+PHONY+=container-image/push
+container-image/push:
+	echo ${DYNDNS_CLIENT_IMAGE_REGISTRY_PASSWORD} | ${CONTAINER_RUNTIME} login ${DYNDNS_CLIENT_IMAGE_REGISTRY_NAME} --username ${DYNDNS_CLIENT_IMAGE_REGISTRY_USER} --password-stdin
+	${CONTAINER_RUNTIME} push ${DYNDNS_CLIENT_IMAGE_FULLY_QUALIFIED}
 
 # PHONY
 # ==============================================================================
+# Declare the contents of the PHONY variable as phony.  We keep that information
+# in a variable so we can use it in if_changed.
 .PHONY: ${PHONY}

pkg/config/config.go

@@ -152,7 +152,7 @@ func getOutboundIP() net.IP {
 	if err != nil {
 		log.Fatal(err)
 	}
-	defer conn.Close()
+	defer func() { _ = conn.Close() }()
 	localAddr := conn.LocalAddr().(*net.UDPAddr)
 	return localAddr.IP
 }