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restic-compose-backup
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Detect if a repository should be initialized 

This is better than trying to initialize it every time
This commit is contained in:
Einar Forselv 2019-12-08 05:09:05 +01:00
parent 6347529701
commit 1e21ff422f
2 changed files with 20 additions and 4 deletions
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13
src/restic_compose_backup/cli.py
View File

@ -54,15 +54,20 @@ def status(config, containers):
logger.info("Status for compose project '%s'", containers.project_name) logger.info("Status for compose project '%s'", containers.project_name)
logger.info("Repository: '%s'", config.repository) logger.info("Repository: '%s'", config.repository)
logger.info("Backup currently running?: %s", containers.backup_process_running) logger.info("Backup currently running?: %s", containers.backup_process_running)
logger.info("%s Detected Config %s", "-" * 25, "-" * 25)
if containers.stale_backup_process_containers: if containers.stale_backup_process_containers:
utils.remove_containers(containers.stale_backup_process_containers) utils.remove_containers(containers.stale_backup_process_containers)
# Check if repository is initialized with restic snapshots # Check if repository is initialized with restic snapshots
if restic.snapshots(config.repository) != 0: if not restic.is_initialized(config.repository):
logger.info("Initializing repository") logger.info("Could not get repository info. Attempting to initialize it.")
restic.init_repo(config.repository) result = restic.init_repo(config.repository)
if result == 0:
logger.info("Successfully initialized repository: %s", config.repository)
else:
logger.error("Failed to initialize repository")
logger.info("%s Detected Config %s", "-" * 25, "-" * 25)
# Start making snapshots # Start making snapshots
backup_containers = containers.containers_for_backup() backup_containers = containers.containers_for_backup()

11
src/restic_compose_backup/restic.py
View File

@ -58,12 +58,23 @@ def backup_from_stdin(repository: str, filename: str, source_command: List[str])
def snapshots(repository: str, last=True) -> Tuple[str, str]: def snapshots(repository: str, last=True) -> Tuple[str, str]:
"""Returns the stdout and stderr info"""
args = ["snapshots"] args = ["snapshots"]
if last: if last:
args.append('--last') args.append('--last')
return commands.run_capture_std(restic(repository, args)) return commands.run_capture_std(restic(repository, args))
def is_initialized(repository: str) -> bool:
"""
Checks if a repository is initialized using snapshots command.
Note that this cannot separate between uninitalized repo
and other errors, but this method is reccomended by the restic
community.
"""
return commands.run(restic(repository, ["snapshots", '--last'])) == 0
def forget(repository: str, daily: str, weekly: str, monthly: str, yearly: str): def forget(repository: str, daily: str, weekly: str, monthly: str, yearly: str):
return commands.run(restic(repository, [ return commands.run(restic(repository, [
'forget', 'forget',