Hands-On Industrial Internet of Things

Cloud Functions

Google Cloud Functions are serverless services that respond to events, such as data coming from our device. We are now going to set up a Cloud Function to extract the data sent by the device, process it immediately, and store it in the central data storage:

1. From the Google Cloud Console's left-hand menu, click on Cloud Functions and then Enable API:

Enabling the Google Cloud Functions API

2. Once it is enabled, we can click on the Create function section.

3. We can then define the name of our function as iiot-book-function-1 and the memory allocated as 128 MB. The trigger is Cloud Pub/Sub and the topic is signals, which we created ...