GetPodIP returns the pod IP from the pod status or from the pod annotation.

HasFinalizer tests whether k8s object has specified finalizer.

IsServiceHeadless returns true if the service is headless.

LookupContainerPortAndName returns numerical containerPort and portName for specific port and protocol.

LookupListenPortFromPodSpec returns the numerical listener port from the service spec if the input port matches the target port in the pod spec.

LookupServiceListenPort returns the numerical port for the service listen port if the target port name matches or the port number and the protocol matches the target port.

NamespacedName returns the namespaced name for k8s objects.

NewConfigMapStore constructs new conversionStore.