AuthClient wraps requests with the auth header.

AuthHandler wraps a server handler to perform auth.

CacheClient wraps requests with the cache wrapper.

HandlerStats wraps a server handler to generate request/error stats.

HTTPWrapper returns an HTTP handler wrapper:.

LogClient wap client for log.

LogHandler for server end.

MetricsHandler wraps a server handler to instrument calls.

OpentraceClient wraps requests with the open tracing headers.

OpenTraceHandler wraps a server handler to perform opentracing:.

TraceCall is a call tracing wrapper.

TraceHandler wraps a server handler to perform tracing.