databox-install-component

#!/bin/bash

#include helper functions
source ./scripts/utils.sh

## check we have the tools
if ! [ -x "$(command -v git)" ]
then
  die 1 "git is not installed;"`
       `"see https://git-scm.com/"
fi

if ! [ -x "$(command -v curl)" ]
then
  die 1 "curl is not installed;"`
       `"https://curl.haxx.se"
fi

CPU_ARCH=$(uname -m)
if [[ "${CPU_ARCH}" = "x86_64" ]]
then
	DATABOX_ARCH="amd64"
  DATABOX_DOCKER_FILE="Dockerfile"
fi

if [[ "${CPU_ARCH}" = "aarch64" ]]
then
	DATABOX_ARCH="arm64v8"
  DATABOX_DOCKER_FILE="Dockerfile-arm64v8"
fi

usage() {
  echo ""
  echo "Please invoke this script with the component you would like to install."
  echo "Usage: databox-install-component [OPTION...] [GITHUB-USER/COMPONENT-NAME] [DATABOX_REPO_TAG] [DATABOX_VERSION]"
  echo "Flags:"
  echo "-h     This help message"
  echo ""
  exit 1
}

seedManifest() {
  echo ""
  echo "Don't forget to upload the manifest ;-)"
  echo ""
}


buildImage() {
  cd ./build/${1}
  CONT_NAME=${1}
  CONT_NAME=${CONT_NAME//_/-}
  log "Starting build ${1} ..."
  OUTPUT=$(docker build -t ${2}/${CONT_NAME}-${DATABOX_ARCH}:${3} -f ${DATABOX_DOCKER_FILE} .)
  test_assert $? 0 "Build ${CONT_NAME}" "$OUTPUT"
  cd ../..
}

pullChanges() {
  cd ./build/${1}
  log "Pulling Changes ${1} ..."
  OUTPUT=$(git pull)
  test_assert $? 0 "Git pull ${1}" "$OUTPUT"
  cd ../..
}


if [[ $# < 3 ]] || [[ "$1" == "-h" ]]  # Must have more than 1 args.
then
  usage
fi

COMPONENT=$1
DATABOX_REPO_TAG=$2
DATABOX_VERSION=$3

if [[ ${COMPONENT} != *"/"* ]]; then
  COMPONENT="me-box/${COMPONENT}"
fi

oIFS="$IFS"
IFS=/ arr=( ${COMPONENT} )
IFS="$oIFS"
USER=${arr[0]}
COMPONENT_NAME=${arr[1]}

mkdir -p ./build

if [ ! -d "./build/$COMPONENT_NAME" ]; then
  log "Getting the code..... "
  OUTPUT=$(cd build && git clone "https://github.com/${COMPONENT}.git")
  test_assert $? 0 "Pulling the code from https://github.com/${COMPONENT}.git \n\n ${OUTPUT}"
  buildImage ${COMPONENT_NAME}
  seedManifest ${COMPONENT_NAME}
else
  log "${COMPONENT_NAME} already installed, rebuilding and reseeding"
  pullChanges ${COMPONENT_NAME}
  buildImage ${COMPONENT_NAME} ${DATABOX_REPO_TAG} ${DATABOX_VERSION}
  seedManifest ${COMPONENT_NAME}
fi