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Resiliency spec

The basic spec for a Dapr resiliency resource

The Resiliency Dapr resource allows you to define and apply fault tolerance resiliency policies. Resiliency specs are applied when the Dapr sidecar starts.

格式

apiVersion: dapr.io/v1alpha1
kind: Resiliency
metadata:
  name: <REPLACE-WITH-RESOURCE-NAME>
version: v1alpha1
scopes:
  - <REPLACE-WITH-SCOPED-APPIDS>
spec:
  policies: # Required
    timeouts:
      timeoutName: <REPLACE-WITH-TIME-VALUE> # Replace with any unique name
    retries:
      retryName: # Replace with any unique name
        policy: <REPLACE-WITH-VALUE>
        duration: <REPLACE-WITH-VALUE>
        maxInterval: <REPLACE-WITH-VALUE>
        maxRetries: <REPLACE-WITH-VALUE>
    circuitBreakers:
      circuitBreakerName: # Replace with any unique name
        maxRequests: <REPLACE-WITH-VALUE>
        timeout: <REPLACE-WITH-VALUE> 
        trip: <REPLACE-WITH-CONSECUTIVE-FAILURE-VALUE>
targets: # Required
    apps:
      appID: # Replace with scoped app ID
        timeout: <REPLACE-WITH-TIMEOUT-NAME>
        retry: <REPLACE-WITH-RETRY-NAME>
        circuitBreaker: <REPLACE-WITH-CIRCUIT-BREAKER-NAME>
    actors:
      myActorType: 
        timeout: <REPLACE-WITH-TIMEOUT-NAME>
        retry: <REPLACE-WITH-RETRY-NAME>
        circuitBreaker: <REPLACE-WITH-CIRCUIT-BREAKER-NAME>
        circuitBreakerCacheSize: <REPLACE-WITH-VALUE>
    components:
      componentName: # Replace with your component name
        outbound:
          timeout: <REPLACE-WITH-TIMEOUT-NAME>
          retry: <REPLACE-WITH-RETRY-NAME>
          circuitBreaker: <REPLACE-WITH-CIRCUIT-BREAKER-NAME>

Spec fields

Field Required Details Example
policies Y The configuration of resiliency policies, including:
  • timeouts
  • retries
  • circuitBreakers

See more examples with all of the built-in policies		 timeout: general
retry: retryForever
circuit breaker: simpleCB
targets Y The configuration for the applications, actors, or components that use the resiliency policies.
See more examples in the resiliency targets guide		 apps
components
actors

Learn more about resiliency policies and targets