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OpenStack Study: legacy.py**** CubicPower OpenStack Study **** def scrub_class_path(cls_path): """Scrub from Quantum from old class_path references.""" if isinstance(cls_path, basestring): if cls_path.startswith('quantum'): new_path = cls_path.replace('quantum', 'neutron') new_path = new_path.replace('Quantum', 'Neutron') LOG.warn( _("Old class module path in use. Please change '%(old)s' " "to '%(new)s'."), {'old': cls_path, 'new': new_path} ) cls_path = new_path return cls_path
**** CubicPower OpenStack Study **** def override_config(config, config_keys=None): """Attempt to override config_key with Neutron compatible values.""" for key in config_keys: group = None if not isinstance(key, basestring): try: group, key, module_str = key old_value = getattr(getattr(config, group), key, None) except AttributeError: try: config.import_opt(key, module_str, group) old_value = getattr(getattr(config, group), key, None) except (cfg.NoSuchOptError, cfg.NoSuchGroupError, AttributeError): LOG.warn(_('Key %(key)s in group %(group)s is unknown. ' 'It may not be defined or needed by this ' 'service.') % {'key': key, 'group': group}) continue else: old_value = getattr(config, key, None) if not old_value: continue elif isinstance(old_value, list): new_value = [scrub_class_path(v) for v in old_value] else: new_value = scrub_class_path(old_value) if new_value != old_value: config.set_override(key, new_value, group=group)
**** CubicPower OpenStack Study **** def modernize_quantum_config(config): """Updates keys from old Quantum configurations for Neutron.""" config_keys = [ 'allowed_rpc_exception_modules', 'core_plugin', 'device_driver', 'dhcp_driver', 'driver_fqn', 'interface_driver', 'network_scheduler_driver', 'notification_driver', 'router_scheduler_driver', 'rpc_backend', 'service_plugins', ('SECURITYGROUP', 'firewall_driver', 'neutron.agent.securitygroups_rpc'), ] override_config(config, config_keys)
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