| context | Package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes. |
| encoding/json | Package json implements encoding and decoding of JSON as defined in RFC 7159. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| github.com/cncf/udpa/go/udpa/data/orca/v1 | |
| github.com/envoyproxy/go-control-plane/envoy/api/v2/core | |
| github.com/envoyproxy/go-control-plane/envoy/api/v2/endpoint | |
| github.com/envoyproxy/go-control-plane/envoy/service/load_stats/v2 | |
| github.com/golang/protobuf/ptypes | Package ptypes provides functionality for interacting with well-known types. |
| google.golang.org/grpc | Package grpc implements an RPC system called gRPC. |
| google.golang.org/grpc/attributes | Package attributes defines a generic key/value store used in various gRPC components. |
| google.golang.org/grpc/balancer | Package balancer defines APIs for load balancing in gRPC. |
| google.golang.org/grpc/grpclog | Package grpclog defines logging for grpc. |
| google.golang.org/grpc/internal/backoff | Package backoff implement the backoff strategy for gRPC. |
| google.golang.org/grpc/internal/grpclog | Package grpclog provides logging functionality for internal gRPC packages, outside of the functionality provided by the external `grpclog` package. |
| google.golang.org/grpc/internal/serviceconfig | Package serviceconfig contains utility functions to parse service config. |
| google.golang.org/grpc/serviceconfig | Package serviceconfig defines types and methods for operating on gRPC service configs. |
| google.golang.org/grpc/xds/internal | Package internal contains functions/structs shared by xds balancers/resolvers. |
| 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. |