functions.sh

#
# No shebang header, not intended to be run directly
# Intentionally not marked as executable
#
# Set global variables
#
## If the environment variable is set use that,
## otherwise use the default version
if [ $CONSUL_VERSION ]; then
  BUILD_CONSUL_VERSION=${CONSUL_VERSION}
else
  BUILD_CONSUL_VERSION=$(<consul_version)
fi
## consul
BUILD_CONSUL_BIN_NAME="consul/usr/bin/consul"
BUILD_CONSUL_ZIP_NAME="${BUILD_CONSUL_VERSION}_linux_amd64.zip"

## consul-ui
BUILD_CONSUL_UI_DIR="consul-ui/opt/consul"
BUILD_CONSUL_UI_ZIP_NAME="${BUILD_CONSUL_VERSION}_web_ui.zip"

function get_consul()
{
  ## consul
  /usr/bin/wget --continue https://dl.bintray.com/mitchellh/consul/${BUILD_CONSUL_ZIP_NAME} -O ${BUILD_CONSUL_ZIP_NAME}
  ## consul-ui
  /usr/bin/wget --continue https://dl.bintray.com/mitchellh/consul/${BUILD_CONSUL_UI_ZIP_NAME} -O ${BUILD_CONSUL_UI_ZIP_NAME}
}

function extract_consul()
{
  # function requires that get_consul function be ran beforehand at least one time
  ## consul
  /bin/mkdir -p $(/usr/bin/dirname ${BUILD_CONSUL_BIN_NAME})
  if [ -s ${BUILD_CONSUL_ZIP_NAME} ]; then
    # This seemingly only extracts one file, which the consul zip currently has,
    # the process will break if more than one file is in the zipfile
    /bin/gunzip --decompress --stdout ${BUILD_CONSUL_ZIP_NAME} > ${BUILD_CONSUL_BIN_NAME}
    /bin/chmod +x ${BUILD_CONSUL_BIN_NAME}
  fi

  ## consul-ui
  /bin/mkdir -p ${BUILD_CONSUL_UI_DIR}
  if [ -s ${BUILD_CONSUL_UI_ZIP_NAME} ]; then
    # -o=overwrite without prompting, -d extract to this directory
    /usr/bin/unzip -o -d ${BUILD_CONSUL_UI_DIR} ${BUILD_CONSUL_UI_ZIP_NAME}
    # rename dist to ui so the package path is /opt/consul/ui
    /bin/rm -rf ${BUILD_CONSUL_UI_DIR}/ui
    /bin/mv ${BUILD_CONSUL_UI_DIR}/dist ${BUILD_CONSUL_UI_DIR}/ui
  fi
}

function build_consul_deb()
{
  build_consul deb
}

function build_consul_rpm()
{
  build_consul rpm
}

function build_consul()
{
  # requires that extract_consul function be run beforehand at least one time
  if [ $1 ]; then
    BUILD_PACKAGE_TYPE=${1}
  else
    echo "Package type not specified"
    exit 1
  fi

  if [ ${BUILD_NUMBER} ]; then
    BUILD_PACKAGE_BUILD_NUMBER=${BUILD_NUMBER}
  else
    BUILD_PACKAGE_BUILD_NUMBER=$(<build_number)
  fi

  if [ ${PACKAGE_DESCRIPTION} ]; then
    BUILD_PACKAGE_DESCRIPTION=${PACKAGE_DESCRIPTION}
  else
    BUILD_PACKAGE_DESCRIPTION=$(<package_description)
  fi

  if [ ${PACKAGE_DESCRIPTION_UI} ]; then
    BUILD_PACKAGE_DESCRIPTION_UI=${PACKAGE_DESCRIPTION_UI}
  else
    BUILD_PACKAGE_DESCRIPTION_UI=$(<package_description_ui)
  fi

  if [ ${PACKAGE_HOMEPAGE} ]; then
    BUILD_PACKAGE_HOMEPAGE=${PACKAGE_HOMEPAGE}
  else
    BUILD_PACKAGE_HOMEPAGE=$(<package_homepage)
  fi

  if [ ${PACKAGE_MAINTAINER} ]; then
    BUILD_PACKAGE_MAINTAINER=${PACKAGE_MAINTAINER}
  else
    BUILD_PACKAGE_MAINTAINER=$(<package_maintainer)
  fi

  if [ ${PACKAGE_VENDOR} ]; then
    BUILD_PACKAGE_VENDOR=${PACKAGE_VENDOR}
  else
    BUILD_PACKAGE_VENDOR=$(<package_vendor)
  fi

  BUILD_VERSION="${BUILD_CONSUL_VERSION}-${BUILD_PACKAGE_BUILD_NUMBER}"

  ## consul
  if [ -x ${BUILD_CONSUL_BIN_NAME} ]; then
    fpm -s "dir" -t "${BUILD_PACKAGE_TYPE}" --name "consul" --version "${BUILD_VERSION}" --architecture "x86_64" --maintainer "${BUILD_PACKAGE_MAINTAINER}" --vendor "${BUILD_PACKAGE_VENDOR}" --description "${BUILD_PACKAGE_DESCRIPTION}" --url "${BUILD_PACKAGE_HOMEPAGE}" -C consul/ .
  fi

  # consul-ui
  if [ -e ${BUILD_CONSUL_UI_DIR}/ui/index.html ]; then
    fpm -s "dir" -t "${BUILD_PACKAGE_TYPE}" --name "consul-ui" --version "${BUILD_VERSION}" --architecture "all" --maintainer "${BUILD_PACKAGE_MAINTAINER}" --vendor "${BUILD_PACKAGE_VENDOR}" --description "${BUILD_PACKAGE_DESCRIPTION_UI}" --url "${BUILD_PACKAGE_HOMEPAGE}" -C consul-ui/ .
  fi
}