gcppubsub

package
v2.3.1+incompatible Latest Latest
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Published: Dec 11, 2018 License: MIT Imports: 16 Imported by: 0

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Constants

This section is empty.

Variables

This section is empty.

Functions

func NewBackend

func NewBackend(conf Config) (backend.Gateway, error)

NewBackend creates a new Backend.

Types

type Backend

type Backend struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

Backend implements a Google Cloud Pub/Sub backend.

func (*Backend) Close

func (b *Backend) Close() error

Close closes the backend.

func (*Backend) DownlinkTXAckChan

func (b *Backend) DownlinkTXAckChan() chan gw.DownlinkTXAck

DownlinkTXAckChan returns the downlink tx ack channel.

func (*Backend) RXPacketChan

func (b *Backend) RXPacketChan() chan gw.UplinkFrame

RXPacketChan returns the channel to which uplink frames are published.

func (*Backend) SendGatewayConfigPacket

func (b *Backend) SendGatewayConfigPacket(pl gw.GatewayConfiguration) error

SendGatewayConfigPacket sends the given gateway configuration to the gateway.

func (*Backend) SendTXPacket

func (b *Backend) SendTXPacket(pl gw.DownlinkFrame) error

SendTXPacket sends the given downlink frame to the gateway.

func (*Backend) StatsPacketChan

func (b *Backend) StatsPacketChan() chan gw.GatewayStats

StatsPacketChan returns the channel to which gateway stats are published.

type Config

type Config struct {
	CredentialsFile         string        `mapstructure:"credentials_file"`
	ProjectID               string        `mapstructure:"project_id"`
	UplinkTopicName         string        `mapstructure:"uplink_topic_name"`
	DownlinkTopicName       string        `mapstructure:"downlink_topic_name"`
	UplinkRetentionDuration time.Duration `mapstructure:"uplink_retention_duration"`
}

Config holds the configuration for the GCP Pub/Sub backend.

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