def manual_backup():
backend = Backend()
# keyfile is in vault
directories_to_backup = action_get('directory-list')
timestamp = "{:%Y-%m-%d-%H-%M-%S}".format(datetime.datetime.now())
try:
log("Running a manual backup on {}".format(directories_to_backup),
level=DEBUG)
for directory in directories_to_backup:
check_output(
["/snap/bin/preserve",
"--configdir",
os.path.join(os.path.expanduser("~"), ".config"),
"--loglevel", "error",
"create",
"{name}-{timestamp}".format(name=directory,
timestamp=timestamp),
str(directory),
"--backend", backend.get_backend(),
"--vault"
])
except OSError as err:
log("Create backup failed with error: {}".format(err.message),
level=ERROR)
action_fail("List backup failed with error: {}".format(err.message))
def list_backups():
backend = Backend()
try:
log("Listing backups", level=DEBUG)
preserve_list = check_output(
["/snap/bin/preserve",
"--configdir",
os.path.join(os.path.expanduser("~"), ".config"),
"--loglevel", "error",
"list",
"--vault",
"--backend", backend.get_backend(),
"--json"])
try:
backup_list = json.loads(preserve_list)
action_set({"message": backup_list})
except ValueError as verr:
log("Unable to load preserve output as json. Error {}".format(
verr), level=ERROR)
action_fail(
"Json loading of preserve output failed: {}".format(verr))
except OSError as err:
log("List backup failed with error: {}".format(err.message),
level=ERROR)
action_fail("List backup failed with error: {}".format(err.message))
def setup_cron_job(cron_spec, directories_list):
cron_path = os.path.join(os.sep,
"etc",
"cron.d",
"backup")
context = {'directories': directories_list}
backend = Backend()
# Overwrite the file if needed
try:
context['cron_spec'] = cron_spec
context['backend'] = backend.get_backend()
context['configdir'] = CONFIG_DIR
# Add --vault flag if vault is related
if relation_ids('vault'):
context['vault'] = True
else:
context['vault'] = False
render('backup_cron',
cron_path,
context,
perms=0o644)
except IOError as err:
log("Error creating cron file: {}".format(err.message),
level='error')
def restore_backup():
backend = Backend()
backup_name = action_get("backup-name")
restore_path = action_get("restore-path")
if not os.path.exists(restore_path):
log("Creating restore path: {}".format(restore_path))
os.mkdir(restore_path)
try:
log("Restoring backup {} to {}".format(backup_name, restore_path),
level=DEBUG)
check_output(
["/snap/bin/preserve",
"--configdir",
os.path.join(os.path.expanduser("~"), ".config"),
"--loglevel", "error",
"restore",
"--backend", backend.get_backend(),
"--vault",
backup_name, restore_path])
except OSError as err:
log("Restore backup failed with error: {}".format(err.message),
level=ERROR)
action_fail("Restore backup failed with error: {}".format(err.message))
