These samples require two environment variables to be set:

• GOOGLE_APPLICATION_CREDENTIALS - Path to a service account file. You can download one from your Google project's "permissions" page.
• GCLOUD_PROJECT - Id of your Google project.

Install dependencies:

npm install

Requires a SENDGRID_API_KEY environment variable to be set.

npm run sendgrid

Requires MAILJET_API_KEY and MAILJET_API_SECRET environment variables to be set.

npm run mailjet

npm run vms

npm run vms_api