vm-build-helper

#!/usr/bin/env bash
#
# Template VM Image Builder
# Copyright (C) 2017-2025 by Thomas Dreibholz
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
# Contact: thomas.dreibholz@gmail.com

set -e

. ./directories.config


# ###### Handle command-line parameters #####################################
if [ ! -e "${OUTPUT_DIRECTORY}" ] ; then
   echo >&2 "ERROR: Output directory ${OUTPUT_DIRECTORY} does not exist!"
   exit 1
fi
mkdir -p "${CACHE_DIRECTORY}" || true
if [ ! -e "${CACHE_DIRECTORY}" ] ; then
   echo >&2 "ERROR: Cache directory ${CACHE_DIRECTORY} does not exist!"
   exit 1
fi


# ###### Build VMs ##########################################################
build-defined-vms ()
{
   local delay="$1"
   if [[ ! "${delay}" =~ ^[0-9]+$ ]] ; then
      delay=0
   fi

   isFirst=1
   for project in ${PROJECTS} ; do
      for system in ${SYSTEMS} ; do
         # shellcheck disable=SC2001
         distribution=$(echo "${system}" | sed -e "s/-.*$//g")
         # shellcheck disable=SC2001
         release=$(echo "${system}" | sed -e "s/^[^\-]*-//g")

         # ====== Filter out unsupported combinations =======================
         if [ "${project}" == "NorNet"         ] && [ "${distribution}" == "Debian" ] ||
            [ "${project}" == "NorNet-Desktop" ] && [ "${distribution}" == "Debian" ] ; then
            echo "${project}/${distribution}-${release} is not supported (yet)"
            continue
         fi

         # ====== Build VM ==================================================
         name="${HYPERVISOR}-${project}-${distribution}-${release}"
         logfile="${OUTPUT_DIRECTORY}/${name}/${name}.log"
         if [ ! -e "${OUTPUT_DIRECTORY}/${name}/successfully-built.txt" ] ; then
            if [ "${isFirst}" -eq 0 ] ; then
               if [ "${delay}" -gt 0 ] ; then
                  echo -e "\x1b[37mWaiting for ${delay} s ...\x1b[0m"
                  sleep ${delay}
               fi
            fi
            isFirst=0

            startTime=$(date)
            echo -e "\x1b[33m${startTime}: Starting to build ${name}, logfile is ${logfile} ...\x1b[0m"
            mkdir -p "${OUTPUT_DIRECTORY}/${name}"
            (
               # shellcheck disable=SC2086
               if ./make-vm -H "${HYPERVISOR}" \
                     --project "${project}" --distribution "${distribution}" --release "${release}" \
                     --hostname "${HOSTNAME}" \
                     --username "${USER_NAME}" --realname "${USER_REALNAME}" --password "${USER_PASSWORD}" \
                     --chipset "${CHIPSET}" \
                     --firmware "${FIRMWARE}" \
                     --cores "${CORES}" --memory "${MEMORY}" --balloon "${BALLOON}" \
                     --root "${DISK_ROOT}" --home "${DISK_HOME}" --swap "${DISK_SWAP}" \
                     --video "${VIDEO}" \
                     --bootsplash "${BOOTSPLASH}" \
                     --background-sddm "${BACKGROUND_SDDM}" \
                     --background-lockscreen "${BACKGROUND_LOCKSCREEN}" \
                     --background-desktop "${BACKGROUND_DESKTOP}" \
                     --cache-directory "${CACHE_DIRECTORY}" \
                     --output-directory "${OUTPUT_DIRECTORY}" \
                     ${OPTIONS}  >"${logfile}" 2>&1 ; then
                  result="OK"
                  resultColor="32"
               else
                  result="FAILED!"
                  resultColor="37;41;97"
               fi
               finishTime=$(date)
               echo -e "\x1b[${resultColor}m${finishTime}: Finished to build ${name} - ${result} -> ${logfile}\x1b[0m"
            ) &
         else
            echo -e "\x1b[34m${name} is already there -> ${logfile}\x1b[0m"
         fi

      done
   done

   # ====== Wait for completion of all parallel builds ======================
   wait
   reset -I
}