EuryBOX/sw/src/eurybox.functions.create

#!/bin/bash
#EuryBOX create functions file

#FIXME: extract function parameters to transfer to control section use and make functions more generic and reusable
eurybox_create_archive_desc ()
{
  local DESC_OUT
  local SYNC_OUT
  local STATUS
  local DESCRIPTION
  case ${EURYBOX_BACKUP_ARCHIVE[FORMAT]} in
    "tar" ) TAR_OPTIONS="-Stv";;
    "tar.gz" ) TAR_OPTIONS="-Stv --use-compress-program=pigz";;
    "tar.bz2" ) TAR_OPTIONS="-Stv --use-compress-program=pbzip2";;
  esac
  STATUS=1234
  DESTINATION=${EURYBOX_BACKUP_DESTINATION[MOUNT]}/${EURYBOX_BACKUP_ARCHIVE[NAME]}.desc
  DESCRIPTION="ARCHIVE_CORPORATE:${EURYBOX_CORPORATE}\nARCHIVE_FORMAT:${EURYBOX_BACKUP_ARCHIVE[FORMAT]}\nARCHIVE_TARGETS:${EURYBOX_BACKUP_TARGETS[*]}\nARCHIVE_TYPE:${EURYBOX_BACKUP_TYPE}\nARCHIVE_VERSION:${EURYBOX_VERSION}\nFEC_FORMAT:${EURYBOX_BACKUP_ARCHIVE[FEC]}\nHASH_FORMAT:${EURYBOX_BACKUP_ARCHIVE[HASH]}\nENCRYPTED_ARCHIVE:${EURYBOX_BACKUP_ARCHIVE[ENCRYPT]}\n"
  if [[ ${EURYBOX_BACKUP_ARCHIVE[ENCRYPT]} = "true" ]]
  then
    DESCRIPTION+="ENCRYPTION_ALGORITHM:${EURYBOX_BACKUP_ARCHIVE[ENC_ALGO]}\nARCHIVE_CONTENT:\n"
    #FIXME: function to read archive with variable archive format required here
    DESCRIPTION+=`sudo sh -c "openssl enc -${EURYBOX_BACKUP_ARCHIVE[ENC_ALGO]} -d -in ${EURYBOX_BACKUP_DESTINATION[MOUNT]}/${EURYBOX_BACKUP_ARCHIVE[NAME]}.${EURYBOX_BACKUP_ARCHIVE[FORMAT]} -pass file:${EURYBOX_BACKUP_ARCHIVE[PASSFILE]} | tar ${TAR_OPTIONS}" 2>&1`
    STATUS=$?
  else
    DESCRIPTION+="ARCHIVE_CONTENT:\n"
    #FIXME: function to read archive with variable archive format required here
    DESCRIPTION+=`sudo sh -c "tar ${TAR_OPTIONS} -f ${EURYBOX_BACKUP_DESTINATION[MOUNT]}/${EURYBOX_BACKUP_ARCHIVE[NAME]}.${EURYBOX_BACKUP_ARCHIVE[FORMAT]}" 2>&1`
    STATUS=$?
  fi
  if [[ !($STATUS -eq 0) ]]
  then
    eurybox_display_message warning CREATE "Archive description creation failed - error $STATUS:\n$DESCRIPTION"
  else
    DESC_OUT=`sudo sh -c "printf %b \"$DESCRIPTION\" > $DESTINATION" 2>&1`
    STATUS=$?
    if [[ !($STATUS -eq 0) ]]
    then
        eurybox_display_message warning CREATE "Archive description write failed - error $STATUS:\n$DESC_OUT"
    else
      eurybox_display_message message CREATE "Archive description creation - OK"
      eurybox_display_message debug CREATE "Description:\n$DESCRIPTION"
      eurybox_display_message debug CREATE "Description command output:\n$DESC_OUT"
      SYNC_OUT=`sudo sync 2>&1`
      STATUS=$?
      if [[ !($STATUS -eq 0) ]]
      then
        eurybox_display_message warning CREATE "Archive description FS sync failed - error $STATUS:\n$SYNC_OUT"
      else
        eurybox_display_message message CREATE "Archive description FS sync - OK"
        eurybox_display_message debug CREATE "Sync command output:\n$SYNC_OUT"
      fi
    fi
  fi
}

#FIXME: extract function parameters to transfer to control section use and make functions more generic and reusable
eurybox_create_archive_tar ()
{
  local TAR_OUT
  local SYNC_OUT
  local STATUS
  if [[ $EURYBOX_LOG_LEVEL = "debug" || $EURYBOX_LOG_LEVEL = "verbose" ]]
  then
    TAR_OPTIONS="-v"
  else
    TAR_OPTIONS="-"
  fi
  case ${EURYBOX_BACKUP_ARCHIVE[FORMAT]} in
    "tar" ) TAR_OPTIONS="${TAR_OPTIONS}Sch";;
    "tar.gz" ) TAR_OPTIONS="${TAR_OPTIONS}Sch --use-compress-program=pigz";;
    "tar.bz2" ) TAR_OPTIONS="${TAR_OPTIONS}Sch --use-compress-program=pbzip2";;
  esac
  if [[ ${EURYBOX_BACKUP_ARCHIVE[ENCRYPT]} = "true" ]]
  then
    TAR_OUT=$((
    (
      sudo sh -c "tar ${TAR_OPTIONS} ${EURYBOX_BACKUP_TARGETS[*]} | openssl enc -salt -e -${EURYBOX_BACKUP_ARCHIVE[ENC_ALGO]} -pass file:${EURYBOX_BACKUP_ARCHIVE[PASSFILE]} -out ${EURYBOX_BACKUP_DESTINATION[MOUNT]}/${EURYBOX_BACKUP_ARCHIVE[NAME]}.${EURYBOX_BACKUP_ARCHIVE[FORMAT]}"
#          STATUS=$(( ${PIPESTATUS[0]} + ${PIPESTATUS[1]} ))
    )) 2>&1)
    STATUS=$?
  else
    TAR_OUT=`sudo sh -c "tar ${TAR_OPTIONS} -f ${EURYBOX_BACKUP_DESTINATION[MOUNT]}/${EURYBOX_BACKUP_ARCHIVE[NAME]}.${EURYBOX_BACKUP_ARCHIVE[FORMAT]} ${EURYBOX_BACKUP_TARGETS[*]}" 2>&1`
    STATUS=$?
  fi
  if [[ !($STATUS -eq 0) ]]
  then
    eurybox_display_message warning CREATE "Archive creation failed - error: $STATUS:\n$TAR_OUT"
  else
    eurybox_display_message message CREATE "Archive creation - OK"
    eurybox_display_message debug CREATE "Tar command output:\n$TAR_OUT"
    SYNC_OUT=`sudo sync 2>&1`
    STATUS=$?
    if [[ !($STATUS -eq 0) ]]
    then
      eurybox_display_message warning CREATE "Archive creation FS sync failed - error: $STATUS:\n$SYNC_OUT"
    else
      eurybox_display_message message CREATE "Archive creation FS sync - OK"
      eurybox_display_message debug CREATE "Sync command output:\n$SYNC_OUT"
    fi
  fi
}

#FIXME: par2 has issues with curlftpfs - flush failed (ftpfs: operation ftpfs_write failed because Input/output error)
#FIXME: extract function parameters to transfer to control section use and make functions more generic and reusable
eurybox_create_archive_fec ()
{
  local FEC_OUT
  local SYNC_OUT
  local STATUS
  local FEC_LEVEL="${EURYBOX_BACKUP_ARCHIVE[FEC_LEVEL]}"
  local FEC_TYPE="${EURYBOX_BACKUP_ARCHIVE[FEC]}"
  local FEC_FILE_NUM="${EURYBOX_BACKUP_ARCHIVE[FEC_FILE_NUM]}"
  local FEC_FILE_NUM_MIN="${EURYBOX_BACKUP_ARCHIVE[FEC_FILE_NUM_MIN]}"
  local FEC_TARGET="${EURYBOX_BACKUP_DESTINATION[MOUNT]}/${EURYBOX_BACKUP_ARCHIVE[NAME]}.${EURYBOX_BACKUP_ARCHIVE[FORMAT]}"
  local FEC_DESTINATION="${EURYBOX_BACKUP_DESTINATION[MOUNT]}/${EURYBOX_BACKUP_ARCHIVE[NAME]}.${EURYBOX_BACKUP_ARCHIVE[FEC]}"
  case $EURYBOX_LOG_LEVEL in
    debug|verbose ) FEC_OPTIONS="-v";;
    message ) FEC_OPTIONS="";;
    warning ) FEC_OPTIONS="";;
    error ) FEC_OPTIONS="-q";;
  esac
  case "$FEC_TYPE" in
    par2 )
      FEC_OUT=`sudo sh -c "par2 c $FEC_OPTIONS -r${FEC_LEVEL} -n${FEC_FILE_NUM} -u ${FEC_TARGET}" 2>&1`
      STATUS=$?
    ;;
    zfec )
      FEC_OUT=`sudo sh -c "zfec $FEC_OPTIONS -m ${FEC_FILE_NUM} -k ${FEC_FILE_NUM_MIN} ${FEC_TARGET}" 2>&1`
      STATUS=$?
    ;;
    * )
      eurybox_display_message error CREATE "Archive FEC format unknown: ${EURYBOX_BACKUP_ARCHIVE[FEC]}"
    ;;
  esac
  if [[ !($STATUS -eq 0) ]]
  then
    eurybox_display_message warning ARCHIVE "Archive FEC creation failed - error $STATUS:\n$FEC_OUT"
  else
    eurybox_display_message message CREATE "Archive FEC creation - OK"
    eurybox_display_message debug CREATE "FEC command output:\n$FEC_OUT"
    SYNC_OUT=`sudo sync 2>&1`
    STATUS=$?
    if [[ !($STATUS -eq 0) ]]
    then
      eurybox_display_message warning CREATE "Archive FEC FS sync failed - error $STATUS:\n$SYNC_OUT"
    else
      eurybox_display_message message CREATE "Archive FEC FS sync - OK"
      eurybox_display_message debug CREATE "Sync command output:\n$SYNC_OUT"
    fi
  fi
}


#FIXME: extract function parameters to transfer to control section use and make functions more generic and reusable
eurybox_create_archive_hash ()
{
  local HASH_OUT
  local SYNC_OUT
  local STATUS
  case $EURYBOX_LOG_LEVEL in
    debug|verbose ) SHA_OPTIONS="";;
    message ) SHA_OPTIONS="";;
    warning ) SHA_OPTIONS="";;
    error ) SHA_OPTIONS="";;
  esac
  case "${EURYBOX_BACKUP_ARCHIVE[HASH]}" in
    "sha256" )
      HASH_OUT=`sudo sh -c "sha256sum $SHA_OPTIONS ${EURYBOX_BACKUP_DESTINATION[MOUNT]}/${EURYBOX_BACKUP_ARCHIVE[NAME]}* > ${EURYBOX_BACKUP_DESTINATION[MOUNT]}/${EURYBOX_BACKUP_ARCHIVE[NAME]}.${EURYBOX_BACKUP_ARCHIVE[HASH]}" 2>&1`
      STATUS=$?
    ;;
    "sha512" )
      HASH_OUT=`sudo sh -c "sha512sum $SHA_OPTIONS ${EURYBOX_BACKUP_DESTINATION[MOUNT]}/${EURYBOX_BACKUP_ARCHIVE[NAME]}* > ${EURYBOX_BACKUP_DESTINATION[MOUNT]}/${EURYBOX_BACKUP_ARCHIVE[NAME]}.${EURYBOX_BACKUP_ARCHIVE[HASH]}" 2>&1`
      STATUS=$?
    ;;
    * )
      eurybox_display_message error CREATE "Archive hash format unknown: ${EURYBOX_BACKUP_ARCHIVE[HASH]}"
    ;;
  esac
  if [[ !($STATUS -eq 0) ]]
  then
    eurybox_display_message warning CREATE "Archive hash creation failed - error $STATUS:\n$HASH_OUT"
  else
    eurybox_display_message message CREATE "Archive hash creation - OK"
    eurybox_display_message debug CREATE "Hash command output:\n$HASH_OUT"
    SYNC_OUT=`sudo sync 2>&1`
    STATUS=$?
    if [[ !($STATUS -eq 0) ]]
    then
      eurybox_display_message warning CREATE "Archive hash FS sync failed - error $STATUS:\n$SYNC_OUT"
    else
      eurybox_display_message message CREATE "Archive hash FS sync - OK"
      eurybox_display_message debug CREATE "Sync command output:\n$SYNC_OUT"
    fi
  fi
}