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Google Cloud Pub/Sub: Node.js Client

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Node.js idiomatic client for Cloud Pub/Sub .

Client API Reference

Quickstart

Before you begin

  1. Select or create a Cloud Platform project.

    Go to the projects page

  2. Enable billing for your project.

    Enable billing

  3. Enable the Google Cloud Pub/Sub API.

    Enable the API

  4. Set up authentication with a service account so you can access the API from your local workstation.

Installing the client library

npm install --save @google-cloud/pubsub

Using the client library

// Imports the Google Cloud client library
const PubSub = require('@google-cloud/pubsub');

// Your Google Cloud Platform project ID
const projectId = 'YOUR_PROJECT_ID';

// Instantiates a client
const pubsubClient = new PubSub({
  projectId: projectId,
});

// The name for the new topic
const topicName = 'my-new-topic';

// Creates the new topic
pubsubClient
  .createTopic(topicName)
  .then(results => {
    const topic = results[0];
    console.log(`Topic ${topic.name} created.`);
  })
  .catch(err => {
    console.error('ERROR:', err);
  });

Samples

Samples are in the samples/ directory. The samples' README.md has instructions for running the samples.

Sample Source Code Try it
Subscriptions source code Open in Cloud Shell
Topics source code Open in Cloud Shell

The Cloud Pub/Sub Node.js Client API Reference documentation also contains samples.

Versioning

This library follows Semantic Versioning .

This library is considered to be in beta . This means it is expected to be mostly stable while we work toward a general availability release; however, complete stability is not guaranteed. We will address issues and requests against beta libraries with a high priority.

More Information: Google Cloud Platform Launch Stages

Contributing

Contributions welcome! See the Contributing Guide .

License

Apache Version 2.0

See LICENSE