AWS CDK Reference

Appearance

v2.274.0

HttpRetryEvent Enum ​

HTTP events on which to retry.

Source
aws-appmesh/lib/route-spec.ts

Example ​

ts
declare const router: appmesh.VirtualRouter;
declare const node: appmesh.VirtualNode;

router.addRoute('route-http2-retry', {
  routeSpec: appmesh.RouteSpec.http2({
    weightedTargets: [{ virtualNode: node }],
    retryPolicy: {
      // Retry if the connection failed
      tcpRetryEvents: [appmesh.TcpRetryEvent.CONNECTION_ERROR],
      // Retry if HTTP responds with a gateway error (502, 503, 504)
      httpRetryEvents: [appmesh.HttpRetryEvent.GATEWAY_ERROR],
      // Retry five times
      retryAttempts: 5,
      // Use a 1 second timeout per retry
      retryTimeout: Duration.seconds(1),
    },
  }),
});

Members ​

MemberDescription
SERVER_ERRORHTTP status codes 500, 501, 502, 503, 504, 505, 506, 507, 508, 510, and 511.
GATEWAY_ERRORHTTP status codes 502, 503, and 504.
CLIENT_ERRORHTTP status code 409.
STREAM_ERRORRetry on refused stream.

Referenced by ​

  • HttpRetryPolicy.httpRetryEventshttp_retry_eventshttpRetryEventsHttpRetryEventsHttpRetryEvents