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Google Cloud Function for Pub/Sub

This project contains a Google Cloud Function written in Java that handles Pub/Sub messages. The function is responsible for processing incoming messages from Pub/Sub, extracting relevant data, sending emails using MailGun SMTP, and updating a PostgreSQL database using serverless VPC connector .

Setup

  1. Prerequisites:

    • Google Cloud Platform account
    • Java Development Kit (JDK) installed
    • Maven installed
  2. Clone the repository:

    git clone https://github.com/your-username/gcfv2pubsub.git
    cd gcfv2pubsub
  3. Environment Variables:

Make sure to set the following environment variables:

  • mailgun_email: Email address used for sending emails via MailGun.
  • api_key: API key for MailGun authentication.
  • db_ip: private IP address of the PostgreSQL database server.
  • password: Password for the PostgreSQL database.

Deploy to Google Cloud Platform

gcloud functions deploy pubSubFunction \
    --entry-point=gcfv2pubsub.PubSubFunction \
    --runtime=java17 \
    --trigger-topic=your-topic-name \
    --memory=512MB \
    --region=your-region

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