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feat: add docker label selection #100

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feat: add docker label selection #100

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13 changes: 11 additions & 2 deletions db-auto-backup.py
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Original file line number Diff line number Diff line change
Expand Up @@ -162,6 +162,7 @@ def backup_redis(container: Container) -> str:
SHOW_PROGRESS = sys.stdout.isatty()
COMPRESSION = os.environ.get("COMPRESSION", "plain")
INCLUDE_LOGS = bool(os.environ.get("INCLUDE_LOGS"))
AUTO_BACKUP_LABEL = os.environ.get("AUTO_BACKUP_LABEL", "auto-backup")


def get_backup_provider(container_names: Iterable[str]) -> Optional[BackupProvider]:
Expand Down Expand Up @@ -199,8 +200,16 @@ def backup(now: datetime) -> None:
print(f"Found {len(containers)} containers.")

for container in containers:
container_names = get_container_names(container)
backup_provider = get_backup_provider(container_names)
if auto_backup_label := container.labels.get(AUTO_BACKUP_LABEL):
if auto_backup_label.lower() == "false":
print(f"Skipping {container.name} because label {AUTO_BACKUP_LABEL}=false")
continue
print(f"Found explicit {AUTO_BACKUP_LABEL} label for {container.name}, using {auto_backup_label}")
backup_provider = get_backup_provider([auto_backup_label])
else:
container_names = get_container_names(container)
backup_provider = get_backup_provider(container_names)

if backup_provider is None:
continue

Expand Down