A lightweight Rails API that implements the AWS Secrets Manager API contract. Designed for local development and testing scenarios where you need a secrets manager endpoint without connecting to AWS.

• Ruby 3.4.7

bundle install

bundle exec falcon serve --bind http://localhost:3050

Implements the AWS Secrets Manager BatchGetSecretValue operation.

curl -X POST http://localhost:3050/ \
  -H "Content-Type: application/x-amz-json-1.1" \
  -H "X-Amz-Target: secretsmanager.BatchGetSecretValue" \
  -d '{"SecretIdList": ["my-secret-1", "my-secret-2"]}'

curl http://localhost:3050/up

bin/rails test

• Framework: Rails 8.1 (API-only mode)
• Web Server: Falcon
• Database: None (in-memory only)