Docker build script

build.sh

#!/usr/bin/env bash
# A simple script to build a docker container
# Pre and Post functions are where you place any optional commands (eg. git clone)

# Sets name for docker container docker build -t 'foo/bar:latest
readonly DOCKER_USER='foo'
readonly DOCKER_NAME='bar'
readonly DOCKER_TAG='latest'

# Mac and boot2docker don't use root for docker command
readonly DOCKER_NEED_ROOT=true

# Not used, usful for when script is passed in parameters
readonly PROGNAME=$(basename $0)
#readonly PROGDIR=$(readlink -m $(dirname $0))
readonly ARGS="$@"

# Colors
readonly ESC_SEQ="\x1b["
readonly COL_RESET=$ESC_SEQ"39;49;00m"
readonly COL_RED=$ESC_SEQ"31;01m"
readonly COL_GREEN=$ESC_SEQ"32;01m"
readonly COL_YELLOW=$ESC_SEQ"33;01m"
readonly COL_BLUE=$ESC_SEQ"34;01m"
readonly COL_MAGENTA=$ESC_SEQ"35;01m"
readonly COL_CYAN=$ESC_SEQ"36;01m"

pre() {
	echo -e "$COL_GREEN Pre-build... $COL_RESET"
	# Place commands you want to run before the build (eg. git clone)
}

build() {
	echo -e "$COL_GREEN Building... $COL_RESET"
#	docker build -t "${DOCKER_USER}/${DOCKER_NAME}:${DOCKER_TAG}" .
	if [[ $DOCKER_NEED_ROOT = true ]]
		then
		echo -e "$COL_YELLOW Running docker with sudo $COL_RESET"
		sudo docker build -t "${DOCKER_USER}/${DOCKER_NAME}:${DOCKER_TAG}" .
	else
		echo -e "$COL_YELLOW Running docker without sudo $COL_RESET"
		docker build -t "${DOCKER_USER}/${DOCKER_NAME}:${DOCKER_TAG}" .
	fi
}

post() {
	echo -e "$COL_GREEN Post-build... $COL_RESET"
	# Place the commands you want to run after the build (eg. rm foo)
}
main() {
	pre
	build
	post
}
main