kevinveenbirkenbach/docker-volume-backup
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Added exception catching

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Kevin Veen-Birkenbach 2024-01-14 01:46:47 +01:00
parent 42566815c4
commit e9588b0e31
1 changed files with 15 additions and 9 deletions
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24
backup-docker-to-local.py
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@ -150,17 +150,23 @@ def getFileRsyncDestinationPath(volume_dir):
return f"{path}/" return f"{path}/"
def backup_volume(volume_name, volume_dir): def backup_volume(volume_name, volume_dir):
"""Backup files of a volume with incremental backups.""" try:
print(f"Starting backup routine for volume: {volume_name}") """Backup files of a volume with incremental backups."""
files_rsync_destination_path = getFileRsyncDestinationPath(volume_dir) print(f"Starting backup routine for volume: {volume_name}")
pathlib.Path(files_rsync_destination_path).mkdir(parents=True, exist_ok=True) files_rsync_destination_path = getFileRsyncDestinationPath(volume_dir)
pathlib.Path(files_rsync_destination_path).mkdir(parents=True, exist_ok=True)
last_backup_dir = get_last_backup_dir(volume_name, files_rsync_destination_path) last_backup_dir = get_last_backup_dir(volume_name, files_rsync_destination_path)
link_dest_option = f"--link-dest='{last_backup_dir}'" if last_backup_dir else "" link_dest_option = f"--link-dest='{last_backup_dir}'" if last_backup_dir else ""
source_dir = getStoragePath(volume_name) source_dir = getStoragePath(volume_name)
rsync_command = f"rsync -abP --delete --delete-excluded {link_dest_option} {source_dir} {files_rsync_destination_path}" rsync_command = f"rsync -abP --delete --delete-excluded {link_dest_option} {source_dir} {files_rsync_destination_path}"
execute_shell_command(rsync_command) execute_shell_command(rsync_command)
except BackupException as e:
if "file has vanished" in e.args[0]:
print("Warning: Some files vanished before transfer. Continuing.")
else:
raise
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):