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@flandersen
Last active March 29, 2020 17:35
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Backing up Git repositories by creating bundles and syncing them to a remote server using Rsync.
#!/bin/bash
# Author: flandersen
# Date: 29.03.2020
# https://gist.github.com/flandersen/6d33c609de80247c9059bf8c3e2ade05
#
# Backups the repositories to a backup directory and syncronizes
# the backup dir to a backup server using rsync.
#
# Example usage:
# backup-git-repos.sh /srv/repos /var/backups/repos
if [ "$#" -ne 2 ]; then
echo "Usage: $0 <sourcedir> <backupdir>"
exit 1
fi
sourcedir="$1"
backupdir="$2"
if [ ! -d "$sourcedir" ]
then
echo "Source dir $sourcedir does not exists."
exit 1
fi
if [ ! -d "$backupdir" ]
then
echo "Backup dir $backupdir does not exists."
exit 1
fi
cd "$sourcedir"
for dir in *.git; do
echo "Creating a bundle for repo $dir."
cd "$dir"
# getting refcount of the repository.
refcount=$(git show-ref | wc -l)
echo "Repo has $refcount ref(s)."
if [ $refcount -gt 0 ]; then
echo "---------------------------->"
bundlepath="$backupdir/$dir.bundle"
# create repo bundle.
echo "Creating git-bundle."
git bundle create "$bundlepath" --all
[ $? -eq 0 ] || exit 1
else
echo "Skipping because it is empty."
fi
echo "<---------------------------"
cd ..
done
# Rsyncing the bundles to the backup server using ssh without RSA SSH-key.
rsync -avHPe "ssh -p8022" "$backupdir" -e "ssh -vi ~/.ssh/rsyncTest" rsync@backupsrv:/volume1/NetBackup
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