| errors | Package errors implements functions to manipulate errors. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| io | Package io provides basic interfaces to I/O primitives. |
| k8s.io/api/core/v1 | Package v1 is the v1 version of the core API. |
| k8s.io/apimachinery/pkg/types | Package types implements various generic types used throughout kubernetes. |
| k8s.io/apimachinery/pkg/util/net | |
| k8s.io/apimachinery/pkg/util/runtime | |
| k8s.io/klog/v2 | Package klog contains the following functionality: |
| k8s.io/kubernetes/pkg/apis/core/v1/helper | |
| k8s.io/kubernetes/pkg/proxy | Package proxy implements the layer-3 network proxy. |
| k8s.io/kubernetes/pkg/proxy/config | Package config provides decoupling between various configuration sources (etcd, files,...) and the pieces that actually care about them (loadbalancer, proxy). |
| k8s.io/kubernetes/pkg/proxy/util | |
| k8s.io/kubernetes/pkg/util/netsh | |
| k8s.io/utils/net | |
| k8s.io/utils/strings/slices | Package slices defines various functions useful with slices of string type. |
| net | Package net provides a portable interface for network I/O, including TCP/IP, UDP, domain name resolution, and Unix domain sockets. |
| sort | Package sort provides primitives for sorting slices and user-defined collections. |
| strconv | Package strconv implements conversions to and from string representations of basic data types. |
| strings | Package strings implements simple functions to manipulate UTF-8 encoded strings. |
| sync | Package sync provides basic synchronization primitives such as mutual exclusion locks. |
| sync/atomic | Package atomic provides low-level atomic memory primitives useful for implementing synchronization algorithms. |
| time | Package time provides functionality for measuring and displaying time. |