GCP PubSub

Overview

Export evaluation data inside a GCP PubSub topic.

info

Google Cloud PubSub is an exporter of type queue, it means that it send events as soon as he receives them it does not work in bulk but in near real time.

Configure the relay proxy

To configure your relay proxy to use the Google Cloud PubSub exporter, you need to add the following configuration to your relay proxy configuration file:

goff-proxy.yaml

# ...
exporter:
  kind: pubsub
  projectID: "my-project-id"
  topic: "goff-feature-events"
# ...

Field name	Mandatory	Type	Default	Description
kind		string	none	Value should be pubsub. This field is mandatory and describes which retriever you are using.
projectID		string	none	Value should be ID of GCP project you are using.
topic		string	none	Topic name on which messages will be published.

Configure the GO Module

To configure your GO module to use the Google Cloud PubSub exporter, you need to add the following configuration to your ffclient.Config{} object:

example.go

config := ffclient.Config{
   // ...
    DataExporter: ffclient.DataExporter{
        // ...
        Exporter: &pubsubexporter.Exporter{
            ProjectID: "project-id", // required
            Topic: "topic", // required
            Options: []option.ClientOption{...},
            PublishSettings: &pubsub.PublishSettings{...},
            EnableMessageOrdering: true,
        },
    },
    // ...
}
err := ffclient.Init(config)
defer ffclient.Close()

Field	Mandatory	Description
ProjectID		ID of GCP project. You can find it in your GCP console
Topic		Name of topic on which messages will be published
Options		PubSub client options (see docs)
PublishSettings		Topic related settings (see docs)
EnableMessageOrdering		Enables delivery of ordered keys