Added draft for backup by volume instead of container

This commit is contained in:
Kevin Veen-Birkenbach 2021-08-19 13:43:22 +02:00
parent 5f6e60d502
commit c303a8b452

View File

@ -1,29 +1,34 @@
#!/bin/bash #!/bin/bash
# Just backups volumes of running containers
# If rsync stucks consider: # If rsync stucks consider:
# @see https://stackoverflow.com/questions/20773118/rsync-suddenly-hanging-indefinitely-during-transfers # @see https://stackoverflow.com/questions/20773118/rsync-suddenly-hanging-indefinitely-during-transfers
#
backup_time="$(date '+%Y%m%d%H%M%S')"; backup_time="$(date '+%Y%m%d%H%M%S')";
backups_folder="/Backups/"; backups_folder="/Backups/";
for docker_container_name in $(docker ps --format '{{.Names}}'); for volume_name in $(docker volume ls --format '{{.Name}}');
do do
echo "stop container: $docker_container_name" && docker stop "$docker_container_name" for docker_container_name in $(docker ps -a --filter volume=$volume_name --format '{{.Names}}');
for source_path in $(docker inspect --format '{{ range .Mounts }}{{ if eq .Type "volume" }}{{ println .Destination }}{{ end }}{{ end }}' "$docker_container_name");
do do
repository_name="$(cd "$(dirname "$(readlink -f "${0}")")" && basename `git rev-parse --show-toplevel`)"; echo "stop container: $docker_container_name" && docker stop "$docker_container_name"
machine_id="$(sha256sum /etc/machine-id | head -c 64)"; for source_path in $(docker inspect --format '{{ range .Mounts }}{{ if eq .Type "volume" }}{{ println .Destination }}{{ end }}{{ end }}' "$docker_container_name");
backup_repository_folder="$backups_folder$machine_id/$repository_name/"; do
destination_path="$backup_repository_folder""latest/$docker_container_name$source_path"; repository_name="$(cd "$(dirname "$(readlink -f "${0}")")" && basename `git rev-parse --show-toplevel`)";
log_path="$backup_repository_folder""log.txt"; machine_id="$(sha256sum /etc/machine-id | head -c 64)";
backup_dir_path="$backup_repository_folder""diffs/$backup_time/$docker_container_name$source_path"; backup_repository_folder="$backups_folder$machine_id/$repository_name/";
if [ -d "$destination_path" ] destination_path="$backup_repository_folder""latest/$docker_container_name$source_path";
then log_path="$backup_repository_folder""log.txt";
echo "backup: $source_path"; backup_dir_path="$backup_repository_folder""diffs/$backup_time/$docker_container_name$source_path";
else if [ -d "$destination_path" ]
echo "first backup: $source_path" then
mkdir -vp "$destination_path"; echo "backup: $source_path";
mkdir -vp "$backup_dir_path"; else
fi echo "first backup: $source_path"
docker run --rm --volumes-from "$docker_container_name" -v "$backups_folder:$backups_folder" "kevinveenbirkenbach/alpine-rsync" sh -c " mkdir -vp "$destination_path";
rsync -abP --delete --delete-excluded --log-file=$log_path --backup-dir=$backup_dir_path '$source_path/' $destination_path"; mkdir -vp "$backup_dir_path";
fi
docker run --rm --volumes-from "$docker_container_name" -v "$backups_folder:$backups_folder" "kevinveenbirkenbach/alpine-rsync" sh -c "
rsync -abP --delete --delete-excluded --log-file=$log_path --backup-dir=$backup_dir_path '$source_path/' $destination_path";
done
echo "start container: $docker_container_name" && docker start "$docker_container_name";
done done
echo "start container: $docker_container_name" && docker start "$docker_container_name";
done done