Class: JetstreamHealthController

Inherits:
ActionController::API
  • Object
show all
Defined in:
lib/generators/jetstream_bridge/health_check/templates/health_controller.rb

Overview

Health check controller for JetStream Bridge monitoring

This controller provides a health check endpoint for monitoring the JetStream connection status. Use it for Kubernetes liveness/readiness probes, Docker health checks, or load balancer health checks.

Example usage: GET /health/jetstream

Returns: 200 OK - when healthy 503 Service Unavailable - when unhealthy

Instance Method Summary collapse

Instance Method Details

#show ⇒ Object

GET /health/jetstream

Returns comprehensive health status including:

  • NATS connection status
  • JetStream stream information
  • Configuration details
  • Gem version


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# File 'lib/generators/jetstream_bridge/health_check/templates/health_controller.rb', line 23

def show
  health = JetstreamBridge.health_check

  if health[:healthy]
    render json: health, status: :ok
  else
    render json: health, status: :service_unavailable
  end
rescue StandardError => e
  # Ensure we always return a valid JSON response
  render json: {
    healthy: false,
    error: "#{e.class}: #{e.message}"
  }, status: :service_unavailable
end