Martin Winkler
31b85395d6
Rsync doesn't cross filesystem boundaries any more Important partitions need to be backup separately using "budir"
124 lines
3.0 KiB
Bash
Executable File
124 lines
3.0 KiB
Bash
Executable File
#!/bin/bash
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toolName=backup
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# Get script working directory
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# (when called from a different directory)
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WDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >>/dev/null 2>&1 && pwd )"
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CONFIG=0
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CONFIG_FILE_NAME="${toolName}.cfg"
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CONFIG_FILE_TEMPLATE="$WDIR/${CONFIG_FILE_NAME}.example"
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step_config() {
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initSeqConfig -t "$CONFIG_FILE_NAME" "$CONFIG_FILE_TEMPLATE"
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if [ $? -eq 0 ] ; then
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CONFIG=1
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else
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echoerr " [E] Check output for errors"
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fi
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}
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step_1_info() {
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echo "Backup root [ADDITIONAL_EXCLUDES...]"
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echoinfo "Essential excludes are provided in the configuration template."
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echoinfo "($CONFIG_FILE_TEMPLATE)"
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}
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step_1_alias() { ALIAS="buroot"; }
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step_1() {
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local buTarget="/backup"
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if [ $CONFIG -eq 0 ] ; then
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echoerr " [E] Cannot backup root without properly configured excludes"
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echoerr " (expected config: $SEQ_CONFIG_HOME/$CONFIG_FILE_NAME)"
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else
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buTarget="$BACKUP_TARGET"
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fi
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# don't use step number
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shift
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step budir / "$buTarget" "${BACKUP_EXCLUDES[@]}" "$@"
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}
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step_3_info() {
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echo "Backup [OPTION] <DIRECTORY> <TARGET> [EXCLUDES...]"
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echoinfo "Exclude path notation starts within DIRECTORY."
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echoinfo "e.g. to exclude DIRECTORY/a:"
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echoinfo " $0 budir DIRECTORY TARGET /a"
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}
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step_3_alias() { ALIAS="budir"; }
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step_3() {
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local configTarget=0
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local buSource=
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local buTarget=
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local buExcludes=
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local buLog=
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# don't use step number
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shift
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if [ "$1" == "-t" ] ; then
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configTarget=1
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shift
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fi
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if [ -z "$1" ] ; then
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echoerr " [E] Noting found to backup $1"
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exit 1
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fi
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buLog=$(basename $1)
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if [ "$buLog" == "/" ] ; then
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buLog="root"
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buSource="$1"
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else
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# remove trailing slashes
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buSource=$(echo "$1" | sed 's:/*$::')
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fi
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buLog="backup_${buLog}"
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shift
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if [ $configTarget -ne 0 ] && [ $CONFIG -ne 0 ] ; then
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# Taking target from config
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buTarget=$(echo "$BACKUP_TARGET" | sed 's:/*$::')
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else
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if [ -z "$1" ] ; then
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echoerr " [E] No valid target found"
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exit 1
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fi
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buTarget=$(echo "$1" | sed 's:/*$::')
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shift
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fi
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if [ ! -d "${buTarget}" ] && [ ! -L "${buTarget}" ]
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then
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echoerr " [E] Backup target (${buTarget}) doesn't exist"
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exit 1
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fi
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for exclu in "$@"; do
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buExcludes+=("--exclude='$exclu'")
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done
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echo " [I] Source : $buSource"
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echo " [I] Target : $buTarget"
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echo " [I] Excludes: $@"
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#fix doubling trailing slash on verbose output when backing up root
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local tmpSource="$buSource/"
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local tmpTarget="${buTarget}/$(basename ${buSource})"
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if [ "$buSource" == "/" ] ; then
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tmpSource="/"
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tmpTarget="${buTarget}/"
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fi
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exep "mount -o rw,remount '${buTarget}' >>/dev/null 2>&1"
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exep "mv -f ${buTarget}/${buLog}0.log /tmp/${buLog}1.log 2>/dev/null"
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exep "rsync -avxHAX --delete --info=stats2 ${buExcludes[*]} ${tmpSource} ${tmpTarget} > /tmp/${buLog}0.log"
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exe mv -f /tmp/${buLog}*.log ${buTarget}
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exe sync
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exep "mount -o ro,remount '${buTarget}' >>/dev/null 2>&1"
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}
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VERSION_SEQREV=10
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. /usr/local/bin/sequencer.sh
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