gcp

Documentation

Index

• func NewHTTPPublisher(ctx context.Context, projID, topic string, src oauth2.TokenSource) (pubsub.MultiPublisher, error)
• func NewPublisher(ctx context.Context, projID, topic string, opts ...option.ClientOption) (pubsub.MultiPublisher, error)
• func NewSubscriber(ctx context.Context, projID, subscription string, opts ...option.ClientOption) (pubsub.Subscriber, error)
• type Config
  • func LoadConfigFromEnv() Config

Functions

func NewHTTPPublisher

func NewHTTPPublisher(ctx context.Context, projID, topic string, src oauth2.TokenSource) (pubsub.MultiPublisher, error)

NewHTTPPublisher will instantiate a new GCP MultiPublisher that utilizes the HTTP client. This client is useful mainly for the App Engine standard environment as the gRPC client counts against the socket quota for some reason.

func NewPublisher

func NewPublisher(ctx context.Context, projID, topic string, opts ...option.ClientOption) (pubsub.MultiPublisher, error)

NewPublisher will instantiate a new GCP MultiPublisher.

func NewSubscriber

func NewSubscriber(ctx context.Context, projID, subscription string, opts ...option.ClientOption) (pubsub.Subscriber, error)

NewSubscriber will instantiate a new Subscriber that wraps a pubsub.Iterator.

Types

type Config

type Config struct {
	gcp.Config

	// For publishing
	Topic string `envconfig:"GCP_PUBSUB_TOPIC"`
	// For subscribing
	Subscription string `envconfig:"GCP_PUBSUB_SUBSCRIPTION"`
}

Config holds common credentials and config values for working with GCP PubSub.

func LoadConfigFromEnv

func LoadConfigFromEnv() Config

LoadConfigFromEnv will attempt to load a PubSub config from environment variables.