docker makefile

Makefile

.PHONY: all build login push run

NAME     := rosscdh/my-project
TAG      := $$(git log -1 --pretty=%h)
VERSION  := ${NAME}:${TAG}
LATEST   := ${NAME}:latest

BUILD_REPO_ORIGIN=$$(git config --get remote.origin.url)
BUILD_COMMIT_SHA1:=$$(git rev-parse --short HEAD)
BUILD_COMMIT_DATE:=$$(git log -1 --date=short --pretty=format:%ct)
BUILD_BRANCH:=$$(git symbolic-ref --short HEAD)
BUILD_DATE:=$$(date -u +"%Y-%m-%dT%H:%M:%SZ")

export

all: build login push


build:
	docker build -t ${LATEST} -t ${VERSION} \
		--build-arg BUILD_COMMIT_SHA1=${BUILD_COMMIT_SHA1} \
		--build-arg BUILD_COMMIT_DATE=${BUILD_COMMIT_DATE} \
		--build-arg BUILD_BRANCH=${BUILD_BRANCH} \
		--build-arg BUILD_DATE=${BUILD_DATE} \
		--build-arg BUILD_REPO_ORIGIN=${BUILD_REPO_ORIGIN} \
		.

push:
	docker push ${TAG}
	docker push ${LATEST}

run:
	docker run -p8090:8080 ${LATEST}

and the Dockerfile should contain the following to make the build info part of the env and easily displayable

FROM

#
# Handle the env info
#
ARG BUILD_COMMIT_SHA1
ARG BUILD_COMMIT_DATE
ARG BUILD_BRANCH
ARG BUILD_DATE
ARG BUILD_REPO_ORIGIN
 
ENV BUILD_COMMIT_SHA1=$BUILD_COMMIT_SHA1
ENV BUILD_COMMIT_DATE=$BUILD_COMMIT_DATE
ENV BUILD_BRANCH=$BUILD_BRANCH
ENV BUILD_DATE=$BUILD_DATE
ENV BUILD_REPO_ORIGIN=$BUILD_REPO_ORIGIN

ENTRYPOINT []
CMD []