google

Documentation

Overview

Package google is a wrapper of the original "cloud.google.com/go/pubsub" library.

Index

• type Client
  • func New(projectID, serviceAccountCredentialPath string) (*Client, error)
  • func (c *Client) Close() error
  • func (c *Client) Publish(ctx context.Context, topic string, data []byte) error
  • func (c *Client) Subscribe(ctx context.Context, topic string, handlerFunc _pubsub.HandlerFunc) error
  • func (c *Client) Use(middlewares ...func(_pubsub.HandlerFunc) _pubsub.HandlerFunc)

Types

type Client

type Client struct {
	sync.Mutex
	// contains filtered or unexported fields
}

Client is google pubsub client.

func New

func New(projectID, serviceAccountCredentialPath string) (*Client, error)

New to create new google pubsub client.

Required google service account credential. https://cloud.google.com/pubsub/docs/publish-receive-messages-client-library.

If you haven't set env "GOOGLE_APPLICATION_CREDENTIALS", you can provide the credential json file path in the param.

func (*Client) Close

func (c *Client) Close() error

Close to close subscription.

func (*Client) Publish

func (c *Client) Publish(ctx context.Context, topic string, data []byte) error

Publish to publish message.

func (*Client) Subscribe

func (c *Client) Subscribe(ctx context.Context, topic string, handlerFunc _pubsub.HandlerFunc) error

Subscribe to subscribe topic.

func (*Client) Use

func (c *Client) Use(middlewares ...func(_pubsub.HandlerFunc) _pubsub.HandlerFunc)

Use to add pubsub middlewares.