observability

package
Version: v1.32.4 Latest Latest
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Published: Aug 8, 2018 License: MIT Imports: 10 Imported by: 0

Documentation

Overview

Package observability provides logging and metrics collection middleware for YARPC.

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

This section is empty.

Types

type ContextExtractor

type ContextExtractor func(context.Context) zapcore.Field

A ContextExtractor pulls any relevant request-scoped data (e.g., tracing spans) from the request's Context.

func NewNopContextExtractor

func NewNopContextExtractor() ContextExtractor

NewNopContextExtractor returns a no-op ContextExtractor.

type Middleware

type Middleware struct {
	// contains filtered or unexported fields
}

Middleware is logging and metrics middleware for all RPC types.

func NewMiddleware

func NewMiddleware(logger *zap.Logger, scope *metrics.Scope, extract ContextExtractor) *Middleware

NewMiddleware constructs a Middleware.

func (*Middleware) Call

Call implements middleware.UnaryOutbound.

func (*Middleware) CallOneway

CallOneway implements middleware.OnewayOutbound.

func (*Middleware) CallStream added in v1.27.0

CallStream implements middleware.StreamOutbound.

func (*Middleware) Handle

Handle implements middleware.UnaryInbound.

func (*Middleware) HandleOneway

func (m *Middleware) HandleOneway(ctx context.Context, req *transport.Request, h transport.OnewayHandler) error

HandleOneway implements middleware.OnewayInbound.

func (*Middleware) HandleStream added in v1.27.0

func (m *Middleware) HandleStream(serverStream *transport.ServerStream, h transport.StreamHandler) error

HandleStream implements middleware.StreamInbound.

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