An utility to backup and restore docker volumes.
Note: Make sure no container is using the volume before backup or restore, otherwise your data might be damaged.
Syntax:
docker run -v [volume-name]:/volume -v [output-dir]:/backup --rm loomchild/volume-backup backup [archive-name]
For example:
docker run -v some_volume:/volume -v /tmp:/backup --rm loomchild/volume-backup backup archive1
will archive volume named some_volume
to /tmp/archive.tar.bz2
archive file.
Note: This operation will delete all contents of the volume
Syntax:
docker run -v [volume-name]:/volume -v [output-dir]:/backup --rm loomchild/volume-backup restore [archive-name]
For example:
docker run -v some_volume:/volume -v /tmp:/backup --rm loomchild/volume-backup restore archive1
will clean and restore volume named some_volume
from /tmp/archive.tar.bz2
archive file.