Pub/Sub Input
REST API service that receives ERP data and publishes messages to Google Cloud Pub/Sub topics.
Purpose
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Receives ERP data via REST endpoints
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Validates incoming data
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Publishes messages to Pub/Sub topics with metadata attributes
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Provides cloud-native messaging integration
Prerequisites
This application requires an existing Google Cloud Platform project with Pub/Sub. It does not include GCP project setup or topic creation.
Ensure:
- GCP project with Pub/Sub API enabled
- Service account with roles/pubsub.publisher role
- Required topics are created
- Service account JSON key available
Configuration
Application Settings
See [application.yml](src/main/resources/application.yml) for full configuration.
Key settings: - GCP Project ID: Target GCP project - Main topic: Target topic for publishing messages - Credentials file: Path to service account key - Server configuration: Server port and context path - Actuator endpoints: Swagger UI, metrics and health
