Fault Injection

    On Universal:

    On Kubernetes:

    1. apiVersion: kuma.io/v1alpha1
    2. kind: FaultInjection
    3. mesh: default
    4. metadata:
    5.   name: fi1
    6.     sources:
    7.         - match:
    8.             kuma.io/service: frontend
    9.             version: "0.1"
    10.             kuma.io/protocol: http
    12.         - match:
    13.             kuma.io/service: backend
    14.             kuma.io/protocol: http
    15.     conf:        
    16.         abort:
    17.             percentage: 50
    18.         delay:
    19.             percentage: 50.5
    20.             value: 5s
    21.         responseBandwidth:
    23.             percentage: 50

    FaultInjection policy available only for L7 HTTP traffic, kuma.io/protocol: http is mandatory tag both for the destination selector.

    HTTP Faults

    At least one of the following Faults should be specified.

    Abort

    • httpStatus - HTTP status code which will be returned to source side
    • percentage - percentage of requests on which abort will be injected, has to be in [0.0 - 100.0] range

    Delay

    Delay defines configuration of delaying a response from a destination.

    • value - the duration during which the response will be delayed
    • percentage - percentage of requests on which delay will be injected, has to be in [0.0 - 100.0] range

    ResponseBandwidth limit

    ResponseBandwidth defines a configuration to limit the speed of responding to the requests.

    • percentage - percentage of requests on which response bandwidth limit will be injected, has to be in [0.0 - 100.0] range