build-docker.sh

#!/bin/bash
set -e

PUSH=$1

if [ -z "${DOCKER_REPO_NAME}" ]; then
	export DOCKER_REPO_NAME=gulli/cicdw-myip-webui
	echo "WARNING: Using default docker repo name $DOCKER_REPO_NAME"
fi


# This is the official version label for this project.
MAJOR_MINOR=0.2

if [ -z "${CIRCLE_BUILD_NUM}" ]; then
	export BUILD_NUMBER=localbuild
else
	export BUILD_NUMBER=${CIRCLE_BUILD_NUM}
fi

export SEMANTIC_VERSION=${MAJOR_MINOR}-${BUILD_NUMBER}

echo ${SEMANTIC_VERSION} > cicdversion.txt

if [ -z "${DOCKER_IMAGE}" ]; then
	export DOCKER_IMAGE=${DOCKER_REPO_NAME}:${SEMANTIC_VERSION}
fi

rm -rf ./.build
mkdir ./.build
mkdir ./.build/metadata


if [ -z "$GIT_COMMIT" ]; then
	export GIT_COMMIT=$(git rev-parse HEAD)
	export GIT_URL=$(git config --get remote.origin.url)
	export BUILD_DATE=$(date)
fi

if [ -z "$BRANCH_NAME" ]; then
	export BRANCH_NAME=$(git rev-parse --abbrev-ref HEAD)
fi


docker build \
	-t ${DOCKER_IMAGE} \
	-t ${DOCKER_REPO_NAME}:latest \
	--cache-from ${DOCKER_REPO_NAME}:latest \
	-f Dockerfile .


if [ -d "/caches/" ]; then
	docker save -o /caches/layercache.tar ${DOCKER_REPO_NAME}:latest
fi

echo ${DOCKER_IMAGE}

if [ "${PUSH}" = "push" ]; then
	docker push ${DOCKER_REPO_NAME}
fi