Fault injection — delay

Inject 5s delay for 100% of requests to test resilience

kubectl apply -f - <<EOF
apiVersion: networking.istio.io/v1alpha3
kind: VirtualService
metadata:
  name: myapp
spec:
  hosts:
  - myapp
  http:
  - fault:
      delay:
        percentage:
          value: 100
        fixedDelay: 5s
    route:
    - destination:
        host: myapp
EOF

tool: istio19 commands
tags: istio service-mesh fault-injection testing

More istio commands

Traffic mirroring

kubectl apply -f - <<EOF apiVersion: networking.istio.io/v1alpha3 kind: VirtualService metadata: name: myapp spec: hosts: - myapp http: - route: - destination: host: myapp subset: v1 weight: 100 mirror: host: myapp subset: v2 mirrorPercentage: value: 100 EOF

Mirror 100% of traffic to v2 shadow service
Install Istio (demo profile)

istioctl install --set profile=demo -y

Install Istio with the demo configuration profile
Enable sidecar injection

kubectl label namespace default istio-injection=enabled

Enable automatic Envoy sidecar injection for a namespace
Check proxy status

istioctl proxy-status

Get sync status of all Envoy proxies in the mesh
Analyze config

istioctl analyze

Analyze Istio configuration for potential issues

all 19 istio commands