This repository has been archived on 2020-03-24. You can view files and clone it, but cannot push or open issues or pull requests.
quay/util/config/validators/validate_storage.py

55 lines
2 KiB
Python
Raw Normal View History

2019-11-12 16:09:47 +00:00
from storage import get_storage_driver, TYPE_LOCAL_STORAGE
from util.config.validators import BaseValidator, ConfigValidationException
class StorageValidator(BaseValidator):
name = "registry-storage"
@classmethod
def validate(cls, validator_context):
""" Validates registry storage. """
config = validator_context.config
client = validator_context.http_client
ip_resolver = validator_context.ip_resolver
config_provider = validator_context.config_provider
replication_enabled = config.get('FEATURE_STORAGE_REPLICATION', False)
providers = _get_storage_providers(config, ip_resolver, config_provider).items()
if not providers:
raise ConfigValidationException('Storage configuration required')
for name, (storage_type, driver) in providers:
# We can skip localstorage validation, since we can't guarantee that
# this will be the same machine Q.E. will run under
if storage_type == TYPE_LOCAL_STORAGE:
continue
try:
if replication_enabled and storage_type == 'LocalStorage':
raise ConfigValidationException('Locally mounted directory not supported ' +
'with storage replication')
# Run validation on the driver.
driver.validate(client)
# Run setup on the driver if the read/write succeeded.
driver.setup()
except Exception as ex:
msg = str(ex).strip().split("\n")[0]
raise ConfigValidationException('Invalid storage configuration: %s: %s' % (name, msg))
def _get_storage_providers(config, ip_resolver, config_provider):
storage_config = config.get('DISTRIBUTED_STORAGE_CONFIG', {})
drivers = {}
try:
for name, parameters in storage_config.items():
driver = get_storage_driver(None, None, None, config_provider, ip_resolver, parameters)
drivers[name] = (parameters[0], driver)
except TypeError:
raise ConfigValidationException('Missing required parameter(s) for storage %s' % name)
return drivers