def _build_np_cache(self): ns_uuid_set = set(NamespaceKM.keys()) ns_sg_name_set = set() for ns_uuid in ns_uuid_set or []: ns = NamespaceKM.get(ns_uuid) if not ns: continue ns_name = ns.name ns_sg = "-".join( [vnc_kube_config.cluster_name(), ns_name, 'sg']) ns_sg_name_set.add(ns_sg) default_sg = "-".join( [vnc_kube_config.cluster_name(), ns_name, 'default']) ns_sg_name_set.add(default_sg) self._default_ns_sgs[ns_name] = {} sg_uuid_set = set(SecurityGroupKM.keys()) for sg_uuid in sg_uuid_set or []: sg = SecurityGroupKM.get(sg_uuid) if not sg or not sg.namespace: continue if sg.name in ns_sg_name_set: sg_dict = {} sg_dict[sg.name] = sg_uuid self._default_ns_sgs[sg.namespace].update(sg_dict) elif sg.np_pod_selector: self._update_sg_cache(self._np_pod_label_cache, sg.np_pod_selector, sg.uuid) elif sg.ingress_pod_selector: self._update_sg_cache(self._ingress_pod_label_cache, sg.ingress_pod_selector, sg.uuid) if sg.np_spec: #_get_ingress_rule_list update _ingress_ns_label_cache self._get_ingress_rule_list(sg.np_spec, sg.namespace, sg.name, sg.uuid)
def _get_linklocal_entry_name(name, k8s_ns): if not k8s_ns: project_fq_name = vnc_kube_config.cluster_default_project_fq_name() else: project_fq_name = vnc_kube_config.cluster_project_fq_name(k8s_ns) ll_name = project_fq_name + [name] return "-".join(ll_name)
def _create_attach_policy(self, proj_obj, ip_fabric_vn_obj, pod_vn_obj, service_vn_obj, cluster_vn_obj): policy_name = vnc_kube_config.cluster_name() + \ '-default-ip-fabric-np' ip_fabric_policy = \ self._create_np_vn_policy(policy_name, proj_obj, ip_fabric_vn_obj) policy_name = vnc_kube_config.cluster_name() + \ '-default-service-np' cluster_service_network_policy = \ self._create_np_vn_policy(policy_name, proj_obj, service_vn_obj) policy_name = vnc_kube_config.cluster_name() + \ '-default-pod-service-np' cluster_default_policy = self._create_vn_vn_policy(policy_name, proj_obj, pod_vn_obj, service_vn_obj) self._attach_policy(ip_fabric_vn_obj, ip_fabric_policy) self._attach_policy(pod_vn_obj, ip_fabric_policy, cluster_default_policy) self._attach_policy(service_vn_obj, ip_fabric_policy, cluster_service_network_policy, cluster_default_policy) # In nested mode, create and attach a network policy to the underlay # virtual network. if DBBaseKM.is_nested() and cluster_vn_obj: policy_name = vnc_kube_config.cluster_nested_underlay_policy_name() nested_underlay_policy = self._create_np_vn_policy(policy_name, proj_obj, cluster_vn_obj) self._attach_policy(cluster_vn_obj, nested_underlay_policy)
def _get_ns_address_list(self, np_sg_uuid, labels=None): address_list = [] if not labels: ns_uuid_list = NamespaceKM.keys() labels = self._get_ns_allow_all_label() else: ns_uuid_set = self._find_namespaces(labels) ns_uuid_list = list(ns_uuid_set) for ns_uuid in ns_uuid_list or []: address = {} ns = NamespaceKM.get(ns_uuid) if not ns: continue proj_fq_name = vnc_kube_config.cluster_project_fq_name(ns.name) ns_sg_fq_name = proj_fq_name[:] ns_sg = "-".join([vnc_kube_config.cluster_name(), ns.name, 'sg']) ns_sg_fq_name.append(ns_sg) address['security_group'] = ns_sg_fq_name address['ns_selector'] = labels if ns_sg in self._default_ns_sgs[ns.name]: address['ns_sg_uuid'] = self._default_ns_sgs[ns.name][ns_sg] address_list.append(address) for label in labels.items(): key = self._label_cache._get_key(label) self._label_cache._locate_label(key, self._ingress_ns_label_cache, label, np_sg_uuid) return address_list
def _get_ns_address(self, ns_name): address = {} proj_fq_name = vnc_kube_config.cluster_project_fq_name(ns_name) ns_sg_fq_name = proj_fq_name[:] ns_sg = "-".join([vnc_kube_config.cluster_name(), ns_name, 'sg']) ns_sg_fq_name.append(ns_sg) address['security_group'] = ns_sg_fq_name return address
def __init__(self, network_policy_mgr): self._k8s_event_type = 'Namespace' super(VncNamespace,self).__init__(self._k8s_event_type) self._name = type(self).__name__ self._network_policy_mgr = network_policy_mgr self._vnc_lib = vnc_kube_config.vnc_lib() self._ns_sg = {} self._label_cache = vnc_kube_config.label_cache() self._logger = vnc_kube_config.logger() self._queue = vnc_kube_config.queue()
def _provision_cluster(self): # Pre creating default project before namespace add event. proj_obj = self._create_project('default') # Create application policy set for the cluster project. VncSecurityPolicy.create_application_policy_set( vnc_kube_config.application_policy_set_name()) # Allocate fabric snat port translation pools. self._allocate_fabric_snat_port_translation_pools() ip_fabric_fq_name = vnc_kube_config.cluster_ip_fabric_network_fq_name() ip_fabric_vn_obj = self.vnc_lib. \ virtual_network_read(fq_name=ip_fabric_fq_name) cluster_vn_obj = None if DBBaseKM.is_nested(): try: cluster_vn_obj = self.vnc_lib.virtual_network_read( fq_name=vnc_kube_config.cluster_default_network_fq_name()) except NoIdError: pass # Pre creating kube-system project before namespace add event. self._create_project('kube-system') # Create ip-fabric IPAM. ipam_name = vnc_kube_config.cluster_name() + '-ip-fabric-ipam' ip_fabric_ipam_update, ip_fabric_ipam_obj, ip_fabric_ipam_subnets = \ self._create_ipam(ipam_name, self.args.ip_fabric_subnets, proj_obj) self._cluster_ip_fabric_ipam_fq_name = ip_fabric_ipam_obj.get_fq_name() # Create Pod IPAM. ipam_name = vnc_kube_config.cluster_name() + '-pod-ipam' pod_ipam_update, pod_ipam_obj, pod_ipam_subnets = \ self._create_ipam(ipam_name, self.args.pod_subnets, proj_obj) # Cache cluster pod ipam name. # This will be referenced by ALL pods that are spawned in the cluster. self._cluster_pod_ipam_fq_name = pod_ipam_obj.get_fq_name() # Create a cluster-pod-network. if self.args.ip_fabric_forwarding: cluster_pod_vn_obj = self._create_network( vnc_kube_config.cluster_default_pod_network_name(), 'pod-network', proj_obj, ip_fabric_ipam_obj, ip_fabric_ipam_update, ip_fabric_vn_obj) else: cluster_pod_vn_obj = self._create_network( vnc_kube_config.cluster_default_pod_network_name(), 'pod-network', proj_obj, pod_ipam_obj, pod_ipam_update, ip_fabric_vn_obj) # Create Service IPAM. ipam_name = vnc_kube_config.cluster_name() + '-service-ipam' service_ipam_update, service_ipam_obj, service_ipam_subnets = \ self._create_ipam(ipam_name, self.args.service_subnets, proj_obj) self._cluster_service_ipam_fq_name = service_ipam_obj.get_fq_name() # Create a cluster-service-network. cluster_service_vn_obj = self._create_network( vnc_kube_config.cluster_default_service_network_name(), 'service-network', proj_obj, service_ipam_obj, service_ipam_update) self._create_attach_policy(proj_obj, ip_fabric_vn_obj, cluster_pod_vn_obj, cluster_service_vn_obj, cluster_vn_obj)
def get_infra_annotations(): """Get infra annotations.""" annotations = {} annotations['owner'] = vnc_kube_config.cluster_owner() annotations['cluster'] = vnc_kube_config.cluster_name() # "project" annotations, though infrstructural, are namespace specific. # So "project" annotations are added when callee adds annotations on # objects. return annotations
def __init__(self): super(VncEndpoints,self).__init__('Endpoint') self._name = type(self).__name__ self._vnc_lib = vnc_kube_config.vnc_lib() self.logger = vnc_kube_config.logger() self._kube = vnc_kube_config.kube() self.service_lb_pool_mgr = importutils.import_object( 'kube_manager.vnc.loadbalancer.ServiceLbPoolManager') self.service_lb_member_mgr = importutils.import_object( 'kube_manager.vnc.loadbalancer.ServiceLbMemberManager')
def __init__(self): super(VncNetworkPolicy,self).__init__('NetworkPolicy') self._name = type(self).__name__ self._queue = vnc_kube_config.queue() self._ingress_ns_label_cache = {} self._ingress_pod_label_cache = {} self._np_pod_label_cache = {} self._default_ns_sgs = {} self._vnc_lib = vnc_kube_config.vnc_lib() self._label_cache = vnc_kube_config.label_cache() self._build_np_cache() self._logger = vnc_kube_config.logger() self._logger.info("VncNetworkPolicy init done.")
def vnc_namespace_delete(self,namespace_id, name): proj_fq_name = vnc_kube_config.cluster_project_fq_name(name) project_uuid = ProjectKM.get_fq_name_to_uuid(proj_fq_name) if not project_uuid: self._logger.error("Unable to locate project for k8s namespace " "[%s]" % (name)) return project = ProjectKM.get(project_uuid) if not project: self._logger.error("Unable to locate project for k8s namespace " "[%s]" % (name)) return default_sg_fq_name = proj_fq_name[:] sg = "-".join([vnc_kube_config.cluster_name(), name, 'default']) default_sg_fq_name.append(sg) ns_sg_fq_name = proj_fq_name[:] ns_sg = "-".join([vnc_kube_config.cluster_name(), name, 'sg']) ns_sg_fq_name.append(ns_sg) sg_list = [default_sg_fq_name, ns_sg_fq_name] try: # If the namespace is isolated, delete its virtual network. if self._is_namespace_isolated(name) == True: vn_name = self._get_namespace_vn_name(name) self._delete_isolated_ns_virtual_network(name, vn_name=vn_name, proj_fq_name=proj_fq_name) # delete default-sg and ns-sg security groups security_groups = project.get_security_groups() for sg_uuid in security_groups: sg = SecurityGroupKM.get(sg_uuid) if sg and sg.fq_name in sg_list[:]: self._vnc_lib.security_group_delete(id=sg_uuid) sg_list.remove(sg.fq_name) if not len(sg_list): break # delete the label cache if project: self._clear_namespace_label_cache(namespace_id, project) # delete the namespace self._delete_namespace(name) # If namespace=project, delete the project if vnc_kube_config.cluster_project_name(name) == name: self._vnc_lib.project_delete(fq_name=proj_fq_name) except Exception as e: pass
def _get_cluster_network(self): vn_fq_name = vnc_kube_config.cluster_default_network_fq_name() try: vn_obj = self._vnc_lib.virtual_network_read(fq_name=vn_fq_name) except NoIdError: return None return vn_obj
def _get_annotations(cls, vnc_caller, namespace, name, k8s_type, **custom_ann_kwargs): """Get all annotations. Annotations are aggregated from multiple sources like infra info, input params and custom annotations. This method is meant to be an aggregator of all possible annotations. """ # Get annotations declared on the caller. annotations = dict(vnc_caller.get_annotations()) # Update annotations with infra specific annotations. infra_anns = cls.get_infra_annotations() infra_anns['project'] = vnc_kube_config.cluster_project_name(namespace) annotations.update(infra_anns) # Update annotations based on explicity input params. input_anns = {} input_anns['namespace'] = namespace input_anns['name'] = name if k8s_type: input_anns['kind'] = k8s_type annotations.update(input_anns) # Append other custom annotations. annotations.update(custom_ann_kwargs) return annotations
def _sync_service_lb(self): lb_uuid_set = set(LoadbalancerKM.keys()) service_uuid_set = set(ServiceKM.keys()) deleted_uuid_set = lb_uuid_set - service_uuid_set for uuid in deleted_uuid_set: lb = LoadbalancerKM.get(uuid) if not lb: continue if not lb.annotations: continue owner = None kind = None cluster = None for kvp in lb.annotations['key_value_pair'] or []: if kvp['key'] == 'cluster': cluster = kvp['value'] elif kvp['key'] == 'owner': owner = kvp['value'] elif kvp['key'] == 'kind': kind = kvp['value'] if cluster == vnc_kube_config.cluster_name() and \ owner == 'k8s' and \ kind == self._k8s_event_type: self._create_service_event('delete', uuid, lb) break return
def _get_project(self, ns_name): proj_fq_name = vnc_kube_config.cluster_project_fq_name(ns_name) try: proj_obj = self._vnc_lib.project_read(fq_name=proj_fq_name) except NoIdError: self._logger.error("%s - %s Not Found" %(self._name, proj_fq_name)) return None return proj_obj
def _get_pod_ipam_subnet_uuid(self, vn_obj): pod_ipam_subnet_uuid = None fq_name = vnc_kube_config.pod_ipam_fq_name() vn = VirtualNetworkKM.find_by_name_or_uuid(vn_obj.get_uuid()) pod_ipam_subnet_uuid = vn.get_ipam_subnet_uuid(fq_name) if pod_ipam_subnet_uuid is None: self._logger.error("%s - %s Not Found" %(self._name, fq_name)) return pod_ipam_subnet_uuid
def _get_project(self, service_namespace): proj_fq_name =\ vnc_kube_config.cluster_project_fq_name(service_namespace) try: proj_obj = self._vnc_lib.project_read(fq_name=proj_fq_name) return proj_obj except NoIdError: return None
def _get_host_vm(self, host_ip): iip = InstanceIpKM.get_object(host_ip, vnc_kube_config.cluster_default_network_fq_name()) if iip: for vmi_id in iip.virtual_machine_interfaces: vm_vmi = VirtualMachineInterfaceKM.get(vmi_id) if vm_vmi and vm_vmi.virtual_machine: return vm_vmi.virtual_machine return None
def _create_project(self, project_name): proj_fq_name = vnc_kube_config.cluster_project_fq_name(project_name) proj_obj = Project(name=proj_fq_name[-1], fq_name=proj_fq_name) try: self.vnc_lib.project_create(proj_obj) except RefsExistError: proj_obj = self.vnc_lib.project_read( fq_name=proj_fq_name) ProjectKM.locate(proj_obj.uuid) return proj_obj
def _get_cluster_service_network(self, service_namespace): ns = self._get_namespace(service_namespace) if ns and ns.is_isolated(): vn_fq_name = ns.get_isolated_service_network_fq_name() else: vn_fq_name = vnc_kube_config.cluster_default_service_network_fq_name() try: vn_obj = self._vnc_lib.virtual_network_read(fq_name=vn_fq_name) except NoIdError: return None return vn_obj
def _check_service_uuid_change(self, svc_uuid, svc_name, svc_namespace, ports): proj_fq_name = vnc_kube_config.cluster_project_fq_name(svc_namespace) lb_fq_name = proj_fq_name + [svc_name] lb_uuid = LoadbalancerKM.get_fq_name_to_uuid(lb_fq_name) if lb_uuid is None: return if svc_uuid != lb_uuid: self.vnc_service_delete(lb_uuid, svc_name, svc_namespace, ports) self.logger.notice("Uuid change detected for service %s. " "Deleteing old service" % lb_fq_name);
def _get_network(self, ns_name): ns = self._get_namespace(ns_name) if ns.is_isolated(): vn_fq_name = ns.get_isolated_network_fq_name() else: if self._default_vn_obj: return self._default_vn_obj vn_fq_name = vnc_kube_config.cluster_default_network_fq_name() try: vn_obj = self._vnc_lib.virtual_network_read(fq_name=vn_fq_name) except NoIdError: self._logger.error("%s - %s Not Found" %(self._name, vn_fq_name)) return None if not ns.is_isolated(): self._default_vn_obj = vn_obj return vn_obj
def _get_public_fip_pool(self): if self._fip_pool_obj: return self._fip_pool_obj if not vnc_kube_config.is_public_fip_pool_configured(): return None fip_pool_fq_name = get_fip_pool_fq_name_from_dict_string( self._args.public_fip_pool) try: fip_pool_obj = self._vnc_lib.floating_ip_pool_read(fq_name=fip_pool_fq_name) except NoIdError: return None self._fip_pool_obj = fip_pool_obj return fip_pool_obj
def __init__(self, ingress_mgr): self._k8s_event_type = 'Service' super(VncService,self).__init__(self._k8s_event_type) self._name = type(self).__name__ self._ingress_mgr = ingress_mgr self._vnc_lib = vnc_kube_config.vnc_lib() self._label_cache = vnc_kube_config.label_cache() self._labels = XLabelCache(self._k8s_event_type) self._labels.reset_resource() self._args = vnc_kube_config.args() self.logger = vnc_kube_config.logger() self._queue = vnc_kube_config.queue() self.kube = vnc_kube_config.kube() self._fip_pool_obj = None # Cache kubernetes API server params. self._kubernetes_api_server = self._args.kubernetes_api_server self._kubernetes_api_secure_port =\ int(self._args.kubernetes_api_secure_port) # Cache kuberneter service name. self._kubernetes_service_name = self._args.kubernetes_service_name # Config knob to control enable/disable of link local service. if self._args.api_service_link_local == 'True': api_service_ll_enable = True else: api_service_ll_enable = False # If Kubernetes API server info is incomplete, disable link-local create, # as create is not possible. if not self._kubernetes_api_server: self._create_linklocal = False elif vnc_kube_config.is_cluster_network_configured() and\ DBBaseKM.is_nested(): # In nested mode, if cluster network is configured, then the k8s api # server is in the same network as the k8s cluster. So there is no # need for link local. self._create_linklocal = False else: self._create_linklocal = api_service_ll_enable self.service_lb_mgr = importutils.import_object( 'kube_manager.vnc.loadbalancer.ServiceLbManager') self.service_ll_mgr = importutils.import_object( 'kube_manager.vnc.loadbalancer.ServiceLbListenerManager') self.service_lb_pool_mgr = importutils.import_object( 'kube_manager.vnc.loadbalancer.ServiceLbPoolManager') self.service_lb_member_mgr = importutils.import_object( 'kube_manager.vnc.loadbalancer.ServiceLbMemberManager')
def _get_floating_ip(self, name, proj_obj, external_ip=None, vmi_obj=None): if not vnc_kube_config.is_public_fip_pool_configured(): return None try: fip_pool_fq_name = get_fip_pool_fq_name_from_dict_string( self._args.public_fip_pool) except Exception as e: string_buf = StringIO() cgitb_hook(file=string_buf, format="text") err_msg = string_buf.getvalue() self._logger.error("%s - %s" %(self._name, err_msg)) return None if vmi_obj: fip_refs = vmi_obj.get_floating_ip_back_refs() for ref in fip_refs or []: fip = FloatingIpKM.get(ref['uuid']) if fip and fip.fq_name[:-1] == fip_pool_fq_name: return fip else: break fip_pool = self._get_public_fip_pool(fip_pool_fq_name) if fip_pool is None: return None fip_uuid = str(uuid.uuid4()) fip_name = VncCommon.make_name(name, fip_uuid) fip_obj = FloatingIp(fip_name, fip_pool) fip_obj.uuid = fip_uuid fip_obj.set_project(proj_obj) if vmi_obj: fip_obj.set_virtual_machine_interface(vmi_obj) if external_ip: fip_obj.floating_ip_address = external_ip try: self._vnc_lib.floating_ip_create(fip_obj) fip = FloatingIpKM.locate(fip_obj.uuid) except Exception as e: string_buf = StringIO() cgitb_hook(file=string_buf, format="text") err_msg = string_buf.getvalue() self._logger.error("%s - %s" %(self._name, err_msg)) return None return fip
def get_labels_dict(self, obj_guid, no_value=False): """ Construct labels in Contrail format. """ labels_dict = {} predefined_values = [item.value for item in self.PredefinedTags] curr_labels = self.get_labels(obj_guid) is_global = vnc_kube_config.is_global_tags() for label in curr_labels: k,v = self.get_key_value(label) # TBD: uncomment if custom is different from predefined. # if k in predefined_values: labels_dict[k] = { 'is_global': is_global, 'value': v if no_value == False else None } return labels_dict
def _vnc_create_sg(self, np_spec, namespace, name, uuid=None, **kwargs_annotations): proj_fq_name = vnc_kube_config.cluster_project_fq_name(namespace) proj_obj = Project(name=proj_fq_name[-1], fq_name=proj_fq_name, parent='domain') sg_obj = SecurityGroup(name=name, parent_obj=proj_obj) if uuid: sg_obj.uuid = uuid if np_spec: kwargs_annotations.update({'np_spec': json.dumps(np_spec)}) self._set_sg_annotations(namespace, name, sg_obj, **kwargs_annotations) try: self._vnc_lib.security_group_create(sg_obj) except Exception as e: self._logger.error("%s - %s SG Not Created" %s(self._name, name)) return None sg = SecurityGroupKM.locate(sg_obj.uuid) return sg
def _get_public_fip_pool(self): if self._fip_pool_obj: return self._fip_pool_obj if not vnc_kube_config.is_public_fip_pool_configured(): return None fip_pool_fq_name = get_fip_pool_fq_name_from_dict_string( self._args.public_fip_pool) try: fip_pool_obj = self._vnc_lib.floating_ip_pool_read(fq_name=fip_pool_fq_name) except NoIdError: self.logger.notice("Public FIP Pool not found. " "Floating IP will not be available " "until FIP pool is configured."); return None self._fip_pool_obj = fip_pool_obj return fip_pool_obj
def _get_ingress_sg_rule_list(self, namespace, name, ingress_rule_list, ingress_pod_sg_create=True): ingress_pod_sgs = set() ingress_ns_sgs = set() ingress_sg_rule_list = [] ingress_pod_sg_dict = {} ingress_pod_sg_index = 0 for ingress_rule in ingress_rule_list or []: proj_fq_name = vnc_kube_config.cluster_project_fq_name(namespace) src_sg_fq_name = proj_fq_name[:] dst_port = ingress_rule['dst_port'] src_address = ingress_rule['src_address'] if 'pod_selector' in src_address: pod_sg_created = False src_sg_name = src_address['src_sg_name'] pod_selector = src_address['pod_selector'] if src_sg_name in ingress_pod_sg_dict: pod_sg_created = True if ingress_pod_sg_create and not pod_sg_created: pod_sg = self._create_ingress_sg( namespace, src_sg_name, json.dumps(pod_selector)) if not pod_sg: continue ingress_pod_sg_dict[src_sg_name] = pod_sg.uuid pod_sg.ingress_pod_selector = pod_selector ingress_pod_sgs.add(pod_sg.uuid) self._update_sg_cache(self._ingress_pod_label_cache, pod_selector, pod_sg.uuid) pod_ids = self._find_pods(pod_selector) for pod_id in pod_ids: self._update_sg_pod_link(namespace, pod_id, pod_sg.uuid, 'ADD', validate_vm=True) src_sg_fq_name.append(src_sg_name) else: if 'ns_selector' in src_address: ns_sg_uuid = src_address['ns_sg_uuid'] ingress_ns_sgs.add(ns_sg_uuid) src_sg_fq_name = src_address['security_group'] ingress_sg_rule = self._get_ingress_sg_rule( src_sg_fq_name, dst_port) ingress_sg_rule_list.append(ingress_sg_rule) return ingress_sg_rule_list, ingress_pod_sgs, ingress_ns_sgs
def __init__(self): self._k8s_event_type = 'Ingress' super(VncIngress,self).__init__(self._k8s_event_type) self._name = type(self).__name__ self._args = vnc_kube_config.args() self._queue = vnc_kube_config.queue() self._vnc_lib = vnc_kube_config.vnc_lib() self._logger = vnc_kube_config.logger() self._kube = vnc_kube_config.kube() self._label_cache = vnc_kube_config.label_cache() self._service_fip_pool = vnc_kube_config.service_fip_pool() self._ingress_label_cache = {} self._default_vn_obj = None self._fip_pool_obj = None self.service_lb_mgr = ServiceLbManager() self.service_ll_mgr = ServiceLbListenerManager() self.service_lb_pool_mgr = ServiceLbPoolManager() self.service_lb_member_mgr = ServiceLbMemberManager()
def _update_security_groups(self, ns_name, proj_obj, network_policy): def _get_rule(ingress, sg, prefix, ethertype): sgr_uuid = str(uuid.uuid4()) if sg: addr = AddressType(security_group=proj_obj.get_fq_name_str() + ':' + sg) elif prefix: addr = AddressType(subnet=SubnetType(prefix, 0)) local_addr = AddressType(security_group='local') if ingress: src_addr = addr dst_addr = local_addr else: src_addr = local_addr dst_addr = addr rule = PolicyRuleType(rule_uuid=sgr_uuid, direction='>', protocol='any', src_addresses=[src_addr], src_ports=[PortType(0, 65535)], dst_addresses=[dst_addr], dst_ports=[PortType(0, 65535)], ethertype=ethertype) return rule rules = [] ingress = True egress = True if network_policy and 'ingress' in network_policy: ingress_policy = network_policy['ingress'] if ingress_policy and 'isolation' in ingress_policy: isolation = ingress_policy['isolation'] if isolation == 'DefaultDeny': ingress = False if ingress: rules.append(_get_rule(True, None, '0.0.0.0', 'IPv4')) rules.append(_get_rule(True, None, '::', 'IPv6')) if egress: rules.append(_get_rule(False, None, '0.0.0.0', 'IPv4')) rules.append(_get_rule(False, None, '::', 'IPv6')) sg_rules = PolicyEntriesType(rules) # create default security group DEFAULT_SECGROUP_DESCRIPTION = "Default security group" id_perms = IdPermsType(enable=True, description=DEFAULT_SECGROUP_DESCRIPTION) sg_name = "-".join( [vnc_kube_config.cluster_name(), ns_name, 'default']) sg_obj = SecurityGroup(name=sg_name, parent_obj=proj_obj, id_perms=id_perms, security_group_entries=sg_rules) self.add_annotations(sg_obj, SecurityGroupKM.kube_fq_name_key, namespace=ns_name, name=sg_obj.name, k8s_event_type=self._k8s_event_type) try: self._vnc_lib.security_group_create(sg_obj) self._vnc_lib.chown(sg_obj.get_uuid(), proj_obj.get_uuid()) except RefsExistError: self._vnc_lib.security_group_update(sg_obj) # create namespace security group NAMESPACE_SECGROUP_DESCRIPTION = "Namespace security group" id_perms = IdPermsType(enable=True, description=NAMESPACE_SECGROUP_DESCRIPTION) ns_sg_name = "-".join([vnc_kube_config.cluster_name(), ns_name, 'sg']) sg_obj = SecurityGroup(name=ns_sg_name, parent_obj=proj_obj, id_perms=id_perms, security_group_entries=None) self.add_annotations(sg_obj, SecurityGroupKM.kube_fq_name_key, namespace=ns_name, name=sg_obj.name, k8s_event_type=self._k8s_event_type) try: self._vnc_lib.security_group_create(sg_obj) self._vnc_lib.chown(sg_obj.get_uuid(), proj_obj.get_uuid()) except RefsExistError: pass
def __init__(self): self._k8s_event_type = 'Namespace' super(VncNamespace, self).__init__(self._k8s_event_type) self._name = type(self).__name__ self._vnc_lib = vnc_kube_config.vnc_lib() self._logger = vnc_kube_config.logger()
def _get_ingress_firewall_rule_name(cls, ns_name, ingress_name, svc_name): return "-".join([vnc_kube_config.cluster_name(), "Ingress", ns_name, ingress_name, svc_name])
def __init__(self): self._name = type(self).__name__ self._vnc_lib = vnc_kube_config.vnc_lib() self._logger = vnc_kube_config.logger()
def __init__(self, kube_obj_kind): self.annotations = {} self.annotations['kind'] = kube_obj_kind self.annotations['owner'] = vnc_kube_config.cluster_owner() self.annotations['cluster'] = vnc_kube_config.cluster_name()
def _create_virtual_interface(self, proj_obj, vn_obj, service_ns, service_name, vip_address=None, subnet_uuid=None): vmi_uuid = str(uuid.uuid4()) vmi_name = VncCommon.make_name(service_name, vmi_uuid) vmi_display_name = VncCommon.make_display_name(service_ns, service_name) #Check if VMI exists, if yes, delete it. vmi_obj = VirtualMachineInterface(name=vmi_name, parent_obj=proj_obj, display_name=vmi_display_name) try: vmi_id = self._vnc_lib.fq_name_to_id('virtual-machine-interface', vmi_obj.get_fq_name()) if vmi_id: self.logger.error("Duplicate LB Interface %s, delete it" % vmi_obj.get_fq_name()) vmi = VirtualMachineInterfaceKM.get(vmi_id) iip_ids = vmi.instance_ips for iip_id in list(iip_ids): iip_obj = self._vnc_lib.instance_ip_read(id=iip_id) fip_refs = iip_obj.get_floating_ips() for fip_ref in fip_refs or []: fip = self._vnc_lib.floating_ip_read( id=fip_ref['uuid']) fip.set_virtual_machine_interface_list([]) self._vnc_lib.floating_ip_update(fip) self._vnc_lib.floating_ip_delete(id=fip_ref['uuid']) self._vnc_lib.instance_ip_delete(id=iip_obj.uuid) self._vnc_lib.virtual_machine_interface_delete(id=vmi_id) except NoIdError: pass #Create LB VMI vmi_obj.name = vmi_name vmi_obj.uuid = vmi_uuid vmi_obj.set_virtual_network(vn_obj) vmi_obj.set_virtual_machine_interface_device_owner("K8S:LOADBALANCER") sg_name = "-".join( [vnc_kube_config.cluster_name(), service_ns, 'default']) sg_obj = SecurityGroup(sg_name, proj_obj) vmi_obj.add_security_group(sg_obj) sg_name = "-".join([vnc_kube_config.cluster_name(), service_ns, "sg"]) sg_obj = SecurityGroup(sg_name, proj_obj) vmi_obj.add_security_group(sg_obj) try: self.logger.debug("Create LB Interface %s " % vmi_obj.get_fq_name()) self._vnc_lib.virtual_machine_interface_create(vmi_obj) VirtualMachineInterfaceKM.locate(vmi_obj.uuid) except BadRequest as e: self.logger.warning("LB (%s) Interface create failed %s " % (service_name, str(e))) return None, None try: vmi_obj = self._vnc_lib.virtual_machine_interface_read( id=vmi_obj.uuid) except NoIdError: self.logger.warning("Read Service VMI failed for" " service (" + service_name + ")" + " with NoIdError for vmi(" + vmi_id + ")") return None, None #Create InstanceIP <--- LB VMI iip_uuid = str(uuid.uuid4()) iip_name = VncCommon.make_name(service_name, iip_uuid) iip_display_name = VncCommon.make_display_name(service_ns, service_name) iip_obj = InstanceIp(name=iip_name, display_name=iip_display_name) iip_obj.uuid = iip_uuid iip_obj.set_virtual_network(vn_obj) if subnet_uuid: iip_obj.set_subnet_uuid(subnet_uuid) iip_obj.set_virtual_machine_interface(vmi_obj) iip_obj.set_display_name(service_name) if vip_address: iip_obj.set_instance_ip_address(vip_address) try: self.logger.debug("Create LB VMI InstanceIp %s " % iip_obj.get_fq_name()) self._vnc_lib.instance_ip_create(iip_obj) except RefsExistError: self._vnc_lib.instance_ip_update(iip_obj) InstanceIpKM.locate(iip_obj.uuid) iip_obj = self._vnc_lib.instance_ip_read(id=iip_obj.uuid) vip_address = iip_obj.get_instance_ip_address() self.logger.debug("Created LB VMI InstanceIp %s with VIP %s" % (iip_obj.get_fq_name(), vip_address)) return vmi_obj, vip_address
def __init__(self): super(ServiceLbMemberManager, self).__init__('ServiceLbMember') self._vnc_lib = vnc_kube_config.vnc_lib() self.logger = vnc_kube_config.logger()
def _get_ns_address(self, ns_name): address = {} ns_sg = "-".join([vnc_kube_config.cluster_name(), ns_name, 'sg']) address['security_group'] = ns_sg return address
def _get_cluster_network(self): return VirtualNetworkKM.find_by_name_or_uuid( vnc_kube_config.cluster_default_network_name())
def _provision_cluster(self): self._create_project('kube-system') proj_obj = self._create_project(\ vnc_kube_config.cluster_default_project_name()) self._create_cluster_network(\ vnc_kube_config.cluster_default_network_name(), proj_obj)
def __init__(self): self._vnc_lib = vnc_kube_config.vnc_lib() self.logger = vnc_kube_config.logger()
def get_ingress_label_name(self, ns_name, name): return "-".join([vnc_kube_config.cluster_name(), ns_name, name])
def get_service_label(self, service_name): """ Construct a service label. """ key = "-".join([vnc_kube_config.cluster_name(), 'svc']) value = service_name return {key: value}
def __init__(self): super(ServiceLbManager, self).__init__('ServiceLoadBalancer') self._vnc_lib = vnc_kube_config.vnc_lib() self.logger = vnc_kube_config.logger() self._labels = XLabelCache('ServiceLoadBalancer')