kevinveenbirkenbach/docker-volume-backup
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Optimized destination path

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Kevin Veen-Birkenbach 2020-10-12 13:30:02 +02:00
parent 4105c9b3b8
commit 3eef4cf70a
1 changed files with 6 additions and 16 deletions
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22
scripts/backup.sh
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@ -9,29 +9,19 @@ do
echo "stop container: $docker_container_name" && docker stop "$docker_container_name"
for source_path in $(docker inspect --format '{{ range .Mounts }}{{ if eq .Type "volume" }}{{ println .Destination }}{{ end }}{{ end }}' "$docker_container_name");
do
application_path="$docker_backups_mount$(cat /etc/machine-id)/docker/$docker_container_name/"
first_destination_path="$application_path""first""$source_path";
latest_destination_path="$application_path""latest""$source_path";
backup_dir_path="$application_path""diffs/$backup_time$source_path"
if [ -d "$native_backups_mount_prefix$first_destination_path" ]
application_path="$docker_backups_mount$(cat /etc/machine-id)/docker/$docker_container_name/";
destination_path="$application_path""latest""$source_path";
backup_dir_path="$application_path""diffs/$backup_time$source_path";
if [ -d "$native_backups_mount_prefix$destination_path" ]
then
echo "backup: $source_path"
destination_path="$latest_destination_path";
else
echo "first backup: $source_path"
destination_path="$first_destination_path";
mkdir -vp "$native_backups_mount_prefix$first_destination_path";
mkdir -vp "$native_backups_mount_prefix$latest_destination_path";
mkdir -vp "$native_backups_mount_prefix$destination_path";
mkdir -vp "$native_backups_mount_prefix$backup_dir_path";
fi
docker run --rm --volumes-from "$docker_container_name" -v "$native_backups_mount:$docker_backups_mount" "kevinveenbirkenbach/alpine-rsync" sh -c "
rsync -ab --delete --delete-excluded --backup-dir=\"$(dirname $backup_dir_path)\" $source_path $destination_path";
if [ "$destination_path" == "$first_destination_path" ]
then
echo "Cloning first to latest..."
rsync -a "$native_backups_mount_prefix$first_destination_path" "$native_backups_mount_prefix$latest_destination_path"
fi
rsync -ab --delete --delete-excluded --backup-dir=\"$(dirname "$backup_dir_path")\" $source_path $destination_path";
done
echo "start container: $docker_container_name" && docker start "$docker_container_name"
done