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#! /bin/bash
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# Put exclude patterns into ~/.backup.exclude
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# Setup
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DEST="/opt/backups/rsync/"
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SRC="/home/tibo/public_html/"
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#############################################################################
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#
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# Copyright (c) 2009-2014, Florian Jung
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# 1. Redistributions of source code must retain the above copyright notice,
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# this list of conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions and the following disclaimer in the documentation
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# and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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#
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#############################################################################
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LC_COLLATE="C" # this script relies on the correct sorting order for [0-9]!
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#remove trailing slashes
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DEST=$(echo "$DEST" | sed -e 's|\(.*\)/$|\1|')
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SRC=$(echo "$SRC" | sed -e 's|\(.*\)/$|\1|')
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cd "$DEST"
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# get last and current backup names
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LAST="$(echo [0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9] | sed -e 's|.* \([0-9]*\)$|\1|')"
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NOW=$(date +%Y%m%d)
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if echo $LAST | grep '\['; then
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echo "no previous backup found. creating initial backup..."
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LINKDEST=""
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else
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echo "last backup was: $LAST"
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LINKDEST="--link-dest=../$LAST/"
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fi
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echo "today's backup is: $NOW"
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if [ $LAST = $NOW ]; then
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echo "ERROR: you already did a backup today"
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else
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FOO='';
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if [ x$1 != x ]; then FOO='-n'; fi
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# do the backup
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# echo rsync -a -v -x $FOO --hard-links "$LINKDEST" --exclude-from="$SRC/.backup.exclude" "$SRC/" "$DEST/$NOW/"
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# rsync -a -v -x $FOO --hard-links "$LINKDEST" --exclude-from="$SRC/.backup.exclude" "$SRC/" "$DEST/$NOW/"
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echo rsync -a -v -x $FOO --hard-links "$LINKDEST" --exclude-from="$SRC/.backup.exclude" "$SRC/" "$DEST/$NOW/"
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rsync -a -v -x $FOO --hard-links "$LINKDEST" "$SRC/" "$DEST/$NOW/"
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echo
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# Disable the next 4 lines at your option
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echo -n "Today's backup took "
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du -sh "$LAST" "$NOW" | tail -n 1 | sed -e "s,$NOW,,"
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echo -n "Total disk usage by backups: "
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du -sh . | sed -e 's,\([kMGT]\).*,\1,'
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echo done!
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echo
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fi
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