Dockerfile: add commit, log format, and make target (#83)

Also fixed `.dockerignore` file and removed unnecessary symlinking.

Related to: https://github.com/status-im/infra-go-waku

Signed-off-by: Jakub Sokołowski <jakub@status.im>

.dockerignore

@@ -1,7 +1,7 @@
-/README.md
-/Dockerfile
-/.*ignore
-/LICENSE*
-/tests
-/examples
-/*.db
+README.md
+Dockerfile
+.*ignore
+LICENSE*
+tests
+examples
+*.db

Dockerfile

@@ -8,24 +8,27 @@ WORKDIR /app
 COPY . .
 
 # Build the final node binary
-RUN make -j$(nproc) $MAKE_TARGET
+RUN make -j$(nproc) build
 
 # ACTUAL IMAGE -------------------------------------------------------
 
 FROM alpine:3.12
 
+ARG GIT_COMMIT=unknown
+
 LABEL maintainer="richard@status.im"
 LABEL source="https://github.com/status-im/go-waku"
 LABEL description="go-waku: Waku V2 node"
+LABEL commit=$GIT_COMMIT
+
+# color, nocolor, json
+ENV GOLOG_LOG_FMT=nocolor
 
 # go-waku default port
-EXPOSE 9000 
+EXPOSE 9000
 
-COPY --from=builder /app/build/waku /usr/local/bin/
-
-# Symlink the correct wakunode binary
-RUN ln -sv /usr/local/bin/waku /usr/bin/waku
+COPY --from=builder /app/build/waku /usr/bin/waku
 
 ENTRYPOINT ["/usr/bin/waku"]
 # By default just show help if called without arguments
-CMD ["--help"]
+CMD ["--help"]

Makefile

@@ -22,4 +22,11 @@ test:
 	go test -v -failfast ./...
 
 generate:
-	go generate ./waku/v2/protocol/pb/generate.go
+	go generate ./waku/v2/protocol/pb/generate.go
+
+# build a docker image for the fleet
+docker-image: DOCKER_IMAGE_TAG ?= latest
+docker-image: DOCKER_IMAGE_NAME ?= statusteam/go-waku:$(DOCKER_IMAGE_TAG)
+docker-image:
+	docker build --tag $(DOCKER_IMAGE_NAME) \
+		--build-arg="GIT_COMMIT=$(shell git rev-parse HEAD)" .