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README.md

Node.js: Cloud Functions - hello-pubsub

A Pub/Sub triggered Node.js Cloud Functions template.

Test locally

Install dependencies:

npm install

Run the function:

npm start

...
> [email protected] start
> functions-framework --target=helloPubSub

Serving function...
Function: helloPubSub
Signature type: cloudevent
URL: http://localhost:8080/

Inside the scripts folder, run test_local.sh to test the function locally:

./test_local.sh

< HTTP/1.1 204 No Content
< Date: Tue, 21 Feb 2023 08:23:04 GMT
< Connection: keep-alive
< Keep-Alive: timeout=5

You should see the following in the function logs:

Event ID: 6308619096677818
Event Type: google.cloud.pubsub.topic.v1.messagePublished
TextData: Hello World
Subscription: projects/MY-PROJECT/subscriptions/MY-SUB

Before deploying to Google Cloud

Run setup.sh to enable required services, grant the pubsub.publisher role to the Cloud Storage service account and create a Google Cloud Storage (GCS) bucket:

./setup.sh

Deploy to Google Cloud

Run deploy.sh to deploy to Google Cloud:

./deploy.sh

Test in Google Cloud

Run test_cloud.sh to test the function in Google Cloud:

./test_cloud.sh

Cleanup

When you're done, you can cleanup created resources:

./cleanup.sh