oncall-engine/helm/README.md

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# How to run the chart locally
1. Create the cluster with [kind](https://kind.sigs.k8s.io/docs/user/quick-start/#installation)
> Make sure ports 30001, 30002 (Grafana, optional) and
> 30003 (detached integrations server, optional) are free on your machine
```bash
kind create cluster --image kindest/node:v1.24.7 --config kind.yml
```
2. (Optional) Build oncall image locally and load it to kind cluster
```bash
docker build ../engine -t oncall/engine:latest --target dev
kind load docker-image oncall/engine:latest
```
Also make sure to add the following lines to your `simple.yml` (you may also need to enable `devMode`):
```yaml
image:
repository: oncall/engine
tag: latest
pullPolicy: IfNotPresent
oncall:
devMode: true
```
Alternatively you can also pass an extra `--values ./local_image.yml` in the command below.
3. Install the helm chart
```bash
helm install helm-testing \
--wait \
--values ./simple.yml \
./oncall
```
4. Get credentials
```bash
echo "\n\nOpen Grafana on localhost:30002 with credentials - user: admin, password: $(kubectl get secret --namespace default helm-testing-grafana -o jsonpath="{.data.admin-password}" | base64 --decode ; echo)"
echo "Open Plugins -> Grafana OnCall -> fill form: backend url: http://host.docker.internal:30001"
```
5. Clean up
If you happen to `helm uninstall helm-testing` be sure to delete all the Persistent Volume Claims, as Postgres stores
the auto-generated password on disk, and the next `helm install` will fail.
```bash
kubectl delete pvc --all
kubectl delete pv --all
```
This, of course, will delete all the PVs and PVCs also :-)
```bash
kind delete cluster
```