broker

package
v0.11.0 Latest Latest
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Published: Dec 10, 2019 License: Apache-2.0 Imports: 3 Imported by: 0

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Constants

View Source
const (
	// EventArrivalTime is used to access the metadata stored on a
	// CloudEvent to measure the time difference between when an event is
	// received on a broker and before it is dispatched to the trigger function.
	// The format is an RFC3339 time in string format. For example: 2019-08-26T23:38:17.834384404Z.
	EventArrivalTime = "knativearrivaltime"

	// LabelContainerName is the label for the immutable name of the container.
	LabelContainerName = "container_name"

	// LabelPodName is the label for the immutable name of the pod.
	LabelPodName = "pod_name"
)
View Source
const (
	// TTLAttribute is the name of the CloudEvents extension attribute used to store the
	// Broker's TTL (number of times a single event can reply through a Broker continuously). All
	// interactions with the attribute should be done through the GetTTL and SetTTL functions.
	TTLAttribute = "knativebrokerttl"
)

Variables

View Source
var (
	PodTagKey       = tag.MustNewKey(LabelPodName)
	ContainerTagKey = tag.MustNewKey(LabelContainerName)
)

Functions

func DeleteTTL added in v0.10.2

func DeleteTTL(ctx cloudevents.EventContext) error

DeleteTTL removes the TTL CE extension attribute

func GetTTL added in v0.6.1

func GetTTL(ctx cloudevents.EventContext) (int32, error)

GetTTL finds the TTL in the EventContext using a case insensitive comparison for the key. The second return param, is the case preserved key that matched. Depending on the encoding/transport, the extension case could be changed.

func SetTTL

func SetTTL(ctx cloudevents.EventContext, ttl int32) error

SetTTL sets the TTL into the EventContext. ttl should be a positive integer.

Types

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