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Id_Sync Lambda

Overview

Id Sync is an AWS Lambda function designed to trigger from SQS. It receives a list of NHS Numbers and checks for changes in PDS. If change found, it updates the Events Table..

Features

  • SQS Event Driven: Automatically triggered by SQS event.
  • DynamoDb Integration: Reviews contents of DynbamoDb Events table and updates where required..
  • Logging: Provides detailed logging for monitoring and troubleshooting.

How It Works

  1. SQS Event Trigger: The Lambda is triggered by SQS events.
  2. File Processing: The Lambda reads the NHS Number from SQS.
  3. DynamoDb Update: If a new NHS Number is returned from PDS, all relevant records are updated with new value.
  4. Monitoring: Logs are generated for each step, aiding in monitoring and debugging.

Configuration

  • Environment Variables:
    • IEDS_TABLE_NAME: Name of events table.
    • PDS_ENV: Targeted PDS service environment, eg INT.
    • SPLUNK_FIREHOSE_NAME: Name of the splunk firehose for logging

Development

  • Code is located in the lambdas/id_sync/src/ directory.
  • Unit tests are in the lambdas/id_sync/tests/ directory.
  • Use the provided Makefile and Dockerfile for building, testing, and packaging.