def _satisfies_extra_specs(self, capabilities, resource_type): """Check if capabilities satisfy resource type requirements. Check that the capabilities provided by the services satisfy the extra specs associated with the resource type. """ extra_specs = resource_type.get('extra_specs', []) if not extra_specs: return True for key, req in six.iteritems(extra_specs): # Either not scope format, or in capabilities scope scope = key.split(':') if len(scope) > 1 and scope[0] != "capabilities": continue elif scope[0] == "capabilities": del scope[0] cap = capabilities for index in range(len(scope)): try: cap = cap.get(scope[index]) except AttributeError: return False if cap is None: LOG.debug("Host doesn't provide capability '%(cap)s' " % {'cap': scope[index]}) return False if not extra_specs_ops.match(cap, req): LOG.debug("extra_spec requirement '%(req)s' " "does not match '%(cap)s'", {'req': req, 'cap': cap}) return False return True
def _satisfies_extra_specs(self, capabilities, resource_type): """Check if capabilities satisfy resource type requirements. Check that the capabilities provided by the services satisfy the extra specs associated with the resource type. """ extra_specs = resource_type.get('extra_specs', []) if not extra_specs: return True for key, req in six.iteritems(extra_specs): # Either not scope format, or in capabilities scope scope = key.split(':') if len(scope) > 1 and scope[0] != "capabilities": continue elif scope[0] == "capabilities": del scope[0] cap = capabilities for index in range(len(scope)): try: cap = cap[scope[index]] except (TypeError, KeyError): LOG.debug("Host doesn't provide capability '%(cap)s' " % {'cap': scope[index]}) return False if not extra_specs_ops.match(cap, req): LOG.debug( "extra_spec requirement '%(req)s' " "does not match '%(cap)s'", { 'req': req, 'cap': cap }) return False return True
def _satisfies_extra_specs(self, capabilities, resource_type): """Check if capabilities satisfy resource type requirements. Check that the capabilities provided by the services satisfy the extra specs associated with the resource type. """ if not resource_type: return True extra_specs = resource_type.get('extra_specs', []) if not extra_specs: return True for key, req in extra_specs.items(): # Either not scoped format, or in capabilities scope scope = key.split(':') # Ignore scoped (such as vendor-specific) capabilities if len(scope) > 1 and scope[0] != "capabilities": continue # Strip off prefix if spec started with 'capabilities:' elif scope[0] == "capabilities": del scope[0] cap = capabilities for index in range(len(scope)): try: cap = cap[scope[index]] except (TypeError, KeyError): LOG.debug("Backend doesn't provide capability '%(cap)s' ", {'cap': scope[index]}) return False # Make all capability values a list so we can handle lists cap_list = [cap] if not isinstance(cap, list) else cap # Loop through capability values looking for any match for cap_value in cap_list: if extra_specs_ops.match(cap_value, req): break else: # Nothing matched, so bail out LOG.debug( 'Volume type extra spec requirement ' '"%(key)s=%(req)s" does not match reported ' 'capability "%(cap)s"', { 'key': key, 'req': req, 'cap': cap }) return False return True
def _satisfies_extra_specs(self, capabilities, resource_type): """Check if capabilities satisfy resource type requirements. Check that the capabilities provided by the services satisfy the extra specs associated with the resource type. """ if not resource_type: return True extra_specs = resource_type.get('extra_specs', []) if not extra_specs: return True for key, req in extra_specs.items(): # Either not scoped format, or in capabilities scope scope = key.split(':') # Ignore scoped (such as vendor-specific) capabilities if len(scope) > 1 and scope[0] != "capabilities": continue # Strip off prefix if spec started with 'capabilities:' elif scope[0] == "capabilities": del scope[0] cap = capabilities for index in range(len(scope)): try: cap = cap[scope[index]] except (TypeError, KeyError): LOG.debug("Backend doesn't provide capability '%(cap)s' ", {'cap': scope[index]}) return False # Make all capability values a list so we can handle lists cap_list = [cap] if not isinstance(cap, list) else cap # Loop through capability values looking for any match for cap_value in cap_list: if extra_specs_ops.match(cap_value, req): break else: # Nothing matched, so bail out LOG.debug('Volume type extra spec requirement ' '"%(key)s=%(req)s" does not match reported ' 'capability "%(cap)s"', {'key': key, 'req': req, 'cap': cap}) return False return True
def _satisfies_extra_specs(self, capabilities, filter_properties): """Check if capabilities satisfy resource type requirements. Check that the capabilities provided by the services satisfy the extra specs associated with the resource type. """ req_spec = filter_properties.get('request_spec') if req_spec and req_spec.get('operation') == 'extend_volume': # NOTE(erlon): By default, cinder considers that every backend # supports volume online extending. Those backends that don't # support it should report online_extend_support=False. online_extends = capabilities.get('online_extend_support', True) if online_extends is False: vol_prop = req_spec.get('volume_properties') attach_status = vol_prop.get('attach_status') if attach_status != VolumeAttachStatus.DETACHED: LOG.debug("Backend doesn't support attached volume extend") return False resource_type = filter_properties.get('resource_type') if not resource_type: return True extra_specs = resource_type.get('extra_specs', []) if not extra_specs: return True for key, req in extra_specs.items(): # Either not scoped format, or in capabilities scope scope = key.split(':') # Ignore scoped (such as vendor-specific) capabilities if len(scope) > 1 and scope[0] != "capabilities": continue # Strip off prefix if spec started with 'capabilities:' elif scope[0] == "capabilities": del scope[0] cap = capabilities for index in range(len(scope)): try: cap = cap[scope[index]] except (TypeError, KeyError): LOG.debug("Backend doesn't provide capability '%(cap)s' ", {'cap': scope[index]}) return False # Make all capability values a list so we can handle lists cap_list = [cap] if not isinstance(cap, list) else cap # Loop through capability values looking for any match for cap_value in cap_list: if extra_specs_ops.match(cap_value, req): break else: # Nothing matched, so bail out LOG.debug('Volume type extra spec requirement ' '"%(key)s=%(req)s" does not match reported ' 'capability "%(cap)s"', {'key': key, 'req': req, 'cap': cap}) return False return True