def upgrade_from_shelve():
if os.path.isfile(os.path.expanduser("~/.bakthat.db")):
glacier_backend = GlacierBackend()
glacier_backend.upgrade_from_shelve()
s3_backend = S3Backend()
regex_key = re.compile(r"(?P<backup_name>.+)\.(?P<date_component>\d{14})\.tgz(?P<is_enc>\.enc)?")
# old regex for backward compatibility (for files without dot before the date component).
old_regex_key = re.compile(r"(?P<backup_name>.+)(?P<date_component>\d{14})\.tgz(?P<is_enc>\.enc)?")
for generator, backend in [(s3_backend.ls(), "s3"), ([ivt.filename for ivt in Inventory.select()], "glacier")]:
for key in generator:
match = regex_key.match(key)
# Backward compatibility
if not match:
match = old_regex_key.match(key)
if match:
filename = match.group("backup_name")
is_enc = bool(match.group("is_enc"))
backup_date = int(datetime.strptime(match.group("date_component"), "%Y%m%d%H%M%S").strftime("%s"))
else:
filename = key
is_enc = False
backup_date = 0
if backend == "s3":
backend_hash = hashlib.sha512(s3_backend.conf.get("access_key") + \
s3_backend.conf.get(s3_backend.container_key)).hexdigest()
elif backend == "glacier":
backend_hash = hashlib.sha512(glacier_backend.conf.get("access_key") + \
glacier_backend.conf.get(glacier_backend.container_key)).hexdigest()
new_backup = dict(backend=backend,
is_deleted=0,
backup_date=backup_date,
tags="",
stored_filename=key,
filename=filename,
last_updated=int(datetime.utcnow().strftime("%s")),
metadata=dict(is_enc=is_enc),
size=0,
backend_hash=backend_hash)
try:
Backups.upsert(**new_backup)
except Exception, exc:
print exc
os.remove(os.path.expanduser("~/.bakthat.db"))
