# This file is part of Relax-and-Recover, licensed under the GNU General # Public License. Refer to the included COPYING for full text of license. if [ "$BACKUP_PROG" = "duply" ] ; then has_binary duply || Error "No 'duply' binary (BACKUP_PROG=duply)" # error out when DUPLY_PROFILE is empty or does not exist # cf. the same test in prep/DUPLICITY/default/200_find_duply_profile.sh test -s "$DUPLY_PROFILE" || Error "DUPLY_PROFILE '$DUPLY_PROFILE' empty or does not exist (BACKUP_PROG=duply)" # do the backup LogPrint "Starting full backup with duply/duplicity" # command stdout and stderr output appears in the ReaR logfile only in debug modes, # cf. https://github.com/rear/rear/wiki/Coding-Style#what-to-do-with-stdin-stdout-and-stderr DebugPrint "Calling 'duply $DUPLY_PROFILE backup'" Debug "'duply $DUPLY_PROFILE backup' output:" duply "$DUPLY_PROFILE" backup || Error "'duply $DUPLY_PROFILE backup' returned non-zero exit code, check $RUNTIME_LOGFILE" fi if [ "$BACKUP_PROG" = "duplicity" ] ; then # make backup using the DUPLICITY method with duplicity # by falk hoeppner if is_true "$BACKUP_DUPLICITY_ASK_PASSPHRASE"; then LogPrint "Duplicity passphrase must be provided interactively on restore (BACKUP_DUPLICITY_ASK_PASSPHRASE is set)" fi LogPrint "Creating $BACKUP_PROG archives on '$BACKUP_DUPLICITY_URL'" # todo: check parameters BKP_URL="$BACKUP_DUPLICITY_URL" DUP_OPTIONS="$BACKUP_DUPLICITY_OPTIONS" if [ -n "$BACKUP_DUPLICITY_FULL_IF_OLDER_THAN" ]; then FULL_BACKUP="--full-if-older-than $BACKUP_DUPLICITY_FULL_IF_OLDER_THAN" fi if [ -n "$BACKUP_DUPLICITY_GPG_ENC_KEY" ]; then GPG_KEY="--encrypt-key $BACKUP_DUPLICITY_GPG_ENC_KEY" fi PASSPHRASE="$BACKUP_DUPLICITY_GPG_ENC_PASSPHRASE" if ! is_true "$BACKUP_DUPLICITY_EXCLUDE_EVALUATE_BY_SHELL"; then set -f # Temporarily Stop Evaluation of Patterns By the Shell fi # Disable SC2068: "Double quote array expansions to avoid re-splitting elements." # because whether or not "Evaluation of Patterns By the Shell" (globbing) happens # is controlled by BACKUP_DUPLICITY_EXCLUDE_EVALUATE_BY_SHELL # shellcheck disable=SC2068 for EXDIR in ${BACKUP_DUPLICITY_EXCLUDE[@]} ; do EXCLUDES+=" --exclude $EXDIR" done if ! is_true "$BACKUP_DUPLICITY_EXCLUDE_EVALUATE_BY_SHELL"; then set +f # Re-enable Evaluation of Patterns By the Shell fi LogUserOutput "EXCLUDES = $EXCLUDES" # Setting the pass phrase to encrypt the backup files export PASSPHRASE # check and create directory at backup-server # if the target-directory don't exist, duplicity will fail # Note: this is only working if we use duplicity with ssh/rsync and the # given user is allowed to create directories/files this way !! # maybe better done in an if or case statement # if [[ $BKP_URL == ssh://* ]] || [[ $BKP_URL == rsync://* ]] || [[ $BKP_URL == fish://* ]] ; then LogPrint "Checking backup-path at server ..." ssh ${DUPLICITY_USER}@${DUPLICITY_HOST} "test -d ${DUPLICITY_PATH}/${HOSTNAME} || mkdir -p ${DUPLICITY_PATH}/${HOSTNAME}" fi # First remove old Backups # --force Is needed to actually remove them if [ -n "$BACKUP_DUPLICITY_MAX_SETS" ] ; then LogPrint "Removing the old Backups from the Server with CMD: $DUPLICITY_PROG remove-all-but-n-full --name $BACKUP_DUPLICITY_NAME --force $BACKUP_DUPLICITY_MAX_SETS -v5 $BKP_URL/$HOSTNAME" $DUPLICITY_PROG remove-all-but-n-full --name $BACKUP_DUPLICITY_NAME --force $BACKUP_DUPLICITY_MAX_SETS -v5 $BKP_URL/$HOSTNAME >> ${TMP_DIR}/${BACKUP_PROG_ARCHIVE}.log fi if [ -n "$BACKUP_DUPLICITY_MAX_SETS_KEEP_FULL" ] ; then LogPrint "Removing the old Backups from the Server with CMD: $DUPLICITY_PROG remove-all-inc-of-but-n-full --name $BACKUP_DUPLICITY_NAME --force $BACKUP_DUPLICITY_MAX_SETS_KEEP_FULL -v5 $BKP_URL/$HOSTNAME" $DUPLICITY_PROG remove-all-inc-of-but-n-full --name $BACKUP_DUPLICITY_NAME --force $BACKUP_DUPLICITY_MAX_SETS_KEEP_FULL -v5 $BKP_URL/$HOSTNAME >> ${TMP_DIR}/${BACKUP_PROG_ARCHIVE}.log fi if [ -n "$BACKUP_DUPLICITY_MAX_TIME" ] ; then LogPrint "Removing the old Backups from the Server with CMD: $DUPLICITY_PROG remove-older-than --name $BACKUP_DUPLICITY_NAME --force $BACKUP_DUPLICITY_MAX_TIME -v5 $BKP_URL/$HOSTNAME" $DUPLICITY_PROG remove-older-than --name $BACKUP_DUPLICITY_NAME --force $BACKUP_DUPLICITY_MAX_TIME -v5 $BKP_URL/$HOSTNAME >> ${TMP_DIR}/${BACKUP_PROG_ARCHIVE}.log fi if ! is_true "$BACKUP_DUPLICITY_EXCLUDE_EVALUATE_BY_SHELL"; then set -f # Temporarily Stop Evaluation of Patterns By the Shell fi # do the backup if [[ "$BACKUP_DUPLICITY_GPG_OPTIONS" ]] ; then LogPrint "Running CMD: $DUPLICITY_PROG -v5 --name $BACKUP_DUPLICITY_NAME $FULL_BACKUP $DUP_OPTIONS $GPG_KEY --gpg-options ${BACKUP_DUPLICITY_GPG_OPTIONS} $EXCLUDES / $BKP_URL/$HOSTNAME >> ${TMP_DIR}/${BACKUP_PROG_ARCHIVE}.log " $DUPLICITY_PROG -v5 --name $BACKUP_DUPLICITY_NAME $FULL_BACKUP $DUP_OPTIONS $GPG_KEY --gpg-options "${BACKUP_DUPLICITY_GPG_OPTIONS}" $EXCLUDES \ / $BKP_URL/$HOSTNAME >> ${TMP_DIR}/${BACKUP_PROG_ARCHIVE}.log 2>&1 else LogPrint "Running CMD: $DUPLICITY_PROG -v5 --name $BACKUP_DUPLICITY_NAME $FULL_BACKUP $DUP_OPTIONS $GPG_KEY $EXCLUDES / $BKP_URL/$HOSTNAME >> ${TMP_DIR}/${BACKUP_PROG_ARCHIVE}.log " $DUPLICITY_PROG -v5 --name $BACKUP_DUPLICITY_NAME $FULL_BACKUP $DUP_OPTIONS $GPG_KEY $EXCLUDES \ / $BKP_URL/$HOSTNAME >> ${TMP_DIR}/${BACKUP_PROG_ARCHIVE}.log 2>&1 fi if ! is_true "$BACKUP_DUPLICITY_EXCLUDE_EVALUATE_BY_SHELL"; then set +f # Re-enable Evaluation of Patterns By the Shell fi RC_DUP=$? sleep 1 LOGAUSZUG=$(tail -n 18 ${TMP_DIR}/${BACKUP_PROG_ARCHIVE}.log) LogPrint "${LOGAUSZUG}" # everyone should see this warning, even if not verbose if [ $RC_DUP -gt 0 ] ; then VERBOSE=1 LogPrint "WARNING ! There was an error during archive creation. Please check the archive and see '$RUNTIME_LOGFILE' for more information. Since errors are often related to files that cannot be saved by $BACKUP_PROG, we will continue the $WORKFLOW process. However, you MUST verify the backup yourself before trusting it ! " LogPrint "$LOGAUSZUG" fi fi