The `networking_cisco.plugins.cisco.db.device_manager.hosting_device_manager_db` Module¶

class networking_cisco.plugins.cisco.db.device_manager.hosting_device_manager_db.HostingDeviceManagerMixin¶

A class implementing a resource manager for hosting devices.

The caller should make sure that HostingDeviceManagerMixin is a singleton.

acquire_hosting_device_slots(context, hosting_device, resource, resource_type, resource_service, num, exclusive=False)¶

Assign <num> slots in <hosting_device> to logical <resource>.

If exclusive is True the hosting device is bound to the resource’s tenant. Otherwise it is not bound to any tenant.

Returns True if allocation was granted, False otherwise.

delete_all_hosting_devices(context, force_delete=False)¶: Deletes all hosting devices.

delete_all_hosting_devices_by_template(context, template, force_delete=False)¶: Deletes all hosting devices based on <template>.

get_device_info_for_agent(context, hosting_device_db)¶

Returns information about <hosting_device> needed by config agent.

Convenience function that service plugins can use to populate their resources with information about the device hosting their logical resource.

get_hosting_device_driver(context, id)¶: Returns device driver for hosting device template with <id>.

get_hosting_device_plugging_driver(context, id)¶: Returns plugging driver for hosting device template with <id>.

get_hosting_devices_qry(context, hosting_device_ids, load_agent=True)¶: Returns hosting devices with <hosting_device_ids>.

get_slot_allocation(context, template_id=None, hosting_device_id=None, resource_id=None)¶

handle_non_responding_hosting_devices(context, cfg_agent, hosting_device_ids)¶

classmethod l3_tenant_id()¶: Returns id of tenant owning hosting device resources.

classmethod mgmt_sec_grp_id()¶: Returns id of security group used by the management network.

release_hosting_device_slots(context, hosting_device, resource, num)¶

Free <num> slots in <hosting_device> from logical resource <id>.

Returns True if deallocation was successful. False otherwise.

report_hosting_device_shortage(context, template, requested=0)¶: Used to report shortage of hosting devices based on <template>.

The networking_cisco.plugins.cisco.db.device_manager.hosting_device_manager_db Module¶