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Configure connectivity between keda & custom prometheus stack #276

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Nov 2, 2023
Merged

Configure connectivity between keda & custom prometheus stack #276

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454ebd6
Configure connectivity between keda & custom prometheus stack
kwiatekus Oct 31, 2023
c0e817b
Update scale-to-zero-with-keda/README.md
kwiatekus Oct 31, 2023
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2 changes: 2 additions & 0 deletions scale-to-zero-with-keda/README.md
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Expand Up @@ -34,6 +34,8 @@ Make sure Istio sidecar injection is enabled in the target Namespace:
kubectl label namespace default istio-injection=enabled
```

Edit the `k8s-resources/scalable-worker-fn.yml` and `k8s-resources/peer-authentication.yaml` files to fill in the Namespace value (Namespace where Prometheus was deployed).

Apply the example resources from `./k8s-resources` directory:
```bash
kubectl apply -f ./k8s-resources
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8 changes: 8 additions & 0 deletions scale-to-zero-with-keda/k8s-resources/peer-authentication.yaml
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@@ -0,0 +1,8 @@
apiVersion: security.istio.io/v1beta1
kind: PeerAuthentication
metadata:
name: default
namespace: {prometheus-namespace}
spec:
mtls:
mode: PERMISSIVE
2 changes: 1 addition & 1 deletion scale-to-zero-with-keda/k8s-resources/scalable-worker-fn.yml
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Expand Up @@ -37,7 +37,7 @@ spec:
triggers:
- type: prometheus
metadata:
serverAddress: http://prometheus-operated.kyma-system.svc.cluster.local:9090
serverAddress: http://prometheus-operated.{prometheus-namespace}.svc.cluster.local:9090
query: sum(rate(istio_requests_total{destination_service="scalable-worker-fn.default.svc.cluster.local",reporter="source"}[1m]))
threshold: '2'

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