mirror of
https://github.com/kevinveenbirkenbach/docker-volume-backup.git
synced 2024-10-18 10:13:10 +02:00
30 lines
1.6 KiB
Bash
30 lines
1.6 KiB
Bash
#!/bin/bash
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# @param $1 [optional] : The path for the backups folder. DEFAULT $HOME/Backups/
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backup_time="$(date '+%Y%m%d%H%M%S')"
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docker_backups_mount="$(test -z "$1" && echo "/Backups/" || echo "/$(basename "$1")/")"
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native_backups_mount_prefix="$(test -z "$1" && echo "$HOME" || echo "$1")"
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native_backups_mount="$native_backups_mount_prefix$docker_backups_mount"
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for docker_container_name in $(docker ps --format '{{.Names}}');
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do
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echo "stop container: $docker_container_name" && docker stop "$docker_container_name"
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for source_path in $(docker inspect --format '{{ range .Mounts }}{{ if eq .Type "volume" }}{{ println .Destination }}{{ end }}{{ end }}' "$docker_container_name");
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do
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application_path="$docker_backups_mount$(cat /etc/machine-id)/docker/$docker_container_name/";
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destination_path="$application_path""latest""$source_path";
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log_path="$application_path""log.txt";
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backup_dir_path="$application_path""diffs/$backup_time$source_path";
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if [ -d "$native_backups_mount_prefix$destination_path" ]
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then
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echo "backup: $source_path"
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else
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echo "first backup: $source_path"
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mkdir -vp "$native_backups_mount_prefix$destination_path";
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mkdir -vp "$native_backups_mount_prefix$backup_dir_path";
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fi
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docker run --rm --volumes-from "$docker_container_name" -v "$native_backups_mount:$docker_backups_mount" "kevinveenbirkenbach/alpine-rsync" sh -c "
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rsync -abvv --delete --delete-excluded --log-file=$log_path --backup-dir=$backup_dir_path '$source_path/' $destination_path";
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done
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echo "start container: $docker_container_name" && docker start "$docker_container_name"
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done
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