kevinveenbirkenbach/docker-volume-backup
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base: kevinveenbirkenbach:7702b17a9d05ba7d2bd86cfedfabaaea1052514d
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kevinveenbirkenbach:main
kevinveenbirkenbach:feature-mysqldump
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compare: kevinveenbirkenbach:bf9986f2829600d09a6baee6d32a8df883b47cbc
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kevinveenbirkenbach:main
kevinveenbirkenbach:feature-mysqldump

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1 changed files with 11 additions and 15 deletions
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backup-docker-to-local.py
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@ -142,7 +142,7 @@ def get_last_backup_dir(volume_name, current_backup_dir):
return None return None
def getStoragePath(volume_name): def getStoragePath(volume_name):
return execute_shell_command(f"docker volume inspect --format '{{{{ .Mountpoint }}}}' {volume_name}") return execute_shell_command(f"docker volume inspect {volume_name} | jq -r '.[0].Mountpoint'")
def backup_volume(volume_name, volume_dir): def backup_volume(volume_name, volume_dir):
"""Backup files of a volume with incremental backups.""" """Backup files of a volume with incremental backups."""
@ -159,7 +159,7 @@ def backup_volume(volume_name, volume_dir):
print(f"Backup routine for volume: {volume_name} completed.") print(f"Backup routine for volume: {volume_name} completed.")
def get_image_info(container): def get_image_info(container):
return execute_shell_command(f"docker inspect --format '{{{{.Config.Image}}}}' {container}") return execute_shell_command(f"docker inspect {container} | jq -r '.[].Config.Image'")
def has_image(container,image): def has_image(container,image):
"""Check if the container is using the image""" """Check if the container is using the image"""
@ -211,13 +211,10 @@ def is_image_ignored(container):
return True return True
return False return False
def backup_with_containers_paused(volume_name, volume_dir, containers, shutdown): def backup_with_containers_paused(volume_name, volume_dir, containers):
stop_containers(containers) stop_containers(containers)
backup_volume(volume_name, volume_dir) backup_volume(volume_name, volume_dir)
start_containers(containers)
# Just restart containers if shutdown is false
if not shutdown:
start_containers(containers)
def backup_mariadb_or_postgres(container, volume_dir): def backup_mariadb_or_postgres(container, volume_dir):
'''Performs database image specific backup procedures''' '''Performs database image specific backup procedures'''
@ -227,7 +224,8 @@ def backup_mariadb_or_postgres(container, volume_dir):
return True return True
return False return False
def default_backup_routine_for_volume(volume_name, containers, shutdown):
def default_backup_routine_for_volume(volume_name, containers):
"""Perform backup routine for a given volume.""" """Perform backup routine for a given volume."""
volume_dir="" volume_dir=""
for container in containers: for container in containers:
@ -248,9 +246,9 @@ def default_backup_routine_for_volume(volume_name, containers, shutdown):
if volume_dir: if volume_dir:
backup_volume(volume_name, volume_dir) backup_volume(volume_name, volume_dir)
if is_container_stop_required(containers): if is_container_stop_required(containers):
backup_with_containers_paused(volume_name, volume_dir, containers, shutdown) backup_with_containers_paused(volume_name, volume_dir, containers)
def backup_everything(volume_name, containers, shutdown): def backup_everything(volume_name, containers):
"""Perform file backup routine for a given volume.""" """Perform file backup routine for a given volume."""
volume_dir=create_volume_directory(volume_name) volume_dir=create_volume_directory(volume_name)
@ -260,14 +258,12 @@ def backup_everything(volume_name, containers, shutdown):
# Execute file backups # Execute file backups
backup_volume(volume_name, volume_dir) backup_volume(volume_name, volume_dir)
backup_with_containers_paused(volume_name, volume_dir, containers, shutdown) backup_with_containers_paused(volume_name, volume_dir, containers)
def main(): def main():
parser = argparse.ArgumentParser(description='Backup Docker volumes.') parser = argparse.ArgumentParser(description='Backup Docker volumes.')
parser.add_argument('--everything', action='store_true', parser.add_argument('--everything', action='store_true',
help='Force file backup for all volumes and additional execute database dumps') help='Force file backup for all volumes and additional execute database dumps')
parser.add_argument('--shutdown', action='store_true',
help='Doesn\'t restart containers after backup')
args = parser.parse_args() args = parser.parse_args()
print('Start volume backups...') print('Start volume backups...')
@ -280,9 +276,9 @@ def main():
print('Skipped due to no running containers using this volume.') print('Skipped due to no running containers using this volume.')
continue continue
if args.everything: if args.everything:
backup_everything(volume_name, containers, args.shutdown) backup_everything(volume_name, containers)
else: else:
default_backup_routine_for_volume(volume_name, containers, args.shutdown) default_backup_routine_for_volume(volume_name, containers)
print('Finished volume backups.') print('Finished volume backups.')