# Pf9 Kube Prometheus Helm Chart Upgrade

Upgrading `kube-prometheus-stack` version from v52.1.0 / v52.1.1 (monitoring version - v0.68.0) to v62.7.1 (monitoring version - v0.76.1). Disable prometheus monitoring addon.

**Note: Please make sure that promethues monitoring add-on is not enabled on the cluster and in-cluster monitoring is being configured via pf9-kube-prometheus helm chart.**

1. Delete the prometheus-node-exporter daemonset.

{% tabs %}
{% tab title="Bash" %}

```bash
root@test-pf9-qbert-bare-os-u20-3375226-630-2:~# k get ds -n pf9-monitoring
NAME DESIRED CURRENT READY UP-TO-DATE AVAILABLE NODE SELECTOR AGE
proms-prometheus-node-exporter 2 2 2 2 2 kubernetes.io/os=linux 15m

root@test-pf9-qbert-bare-os-u20-3375226-630-2:~# k delete ds proms-prometheus-node-exporter -n pf9-monitoring
daemonset.apps "proms-prometheus-node-exporter" deleted
```

{% endtab %}
{% endtabs %}

2. Run following commands to update the CRDs before applying the upgrade.

{% tabs %}
{% tab title="Bash" %}

```bash
kubectl apply --server-side -f https://raw.githubusercontent.com/prometheus-operator/prometheus-operator/v0.76.0/example/prometheus-operator-crd/monitoring.coreos.com_alertmanagerconfigs.yaml --force-conflicts

kubectl apply --server-side -f https://raw.githubusercontent.com/prometheus-operator/prometheus-operator/v0.76.0/example/prometheus-operator-crd/monitoring.coreos.com_alertmanagers.yaml --force-conflicts

kubectl apply --server-side -f https://raw.githubusercontent.com/prometheus-operator/prometheus-operator/v0.76.0/example/prometheus-operator-crd/monitoring.coreos.com_podmonitors.yaml --force-conflicts

kubectl apply --server-side -f https://raw.githubusercontent.com/prometheus-operator/prometheus-operator/v0.76.0/example/prometheus-operator-crd/monitoring.coreos.com_probes.yaml --force-conflicts

kubectl apply --server-side -f https://raw.githubusercontent.com/prometheus-operator/prometheus-operator/v0.76.0/example/prometheus-operator-crd/monitoring.coreos.com_prometheusagents.yaml --force-conflicts

kubectl apply --server-side -f https://raw.githubusercontent.com/prometheus-operator/prometheus-operator/v0.76.0/example/prometheus-operator-crd/monitoring.coreos.com_prometheuses.yaml --force-conflicts

kubectl apply --server-side -f https://raw.githubusercontent.com/prometheus-operator/prometheus-operator/v0.76.0/example/prometheus-operator-crd/monitoring.coreos.com_prometheusrules.yaml --force-conflicts

kubectl apply --server-side -f https://raw.githubusercontent.com/prometheus-operator/prometheus-operator/v0.76.0/example/prometheus-operator-crd/monitoring.coreos.com_scrapeconfigs.yaml --force-conflicts

kubectl apply --server-side -f https://raw.githubusercontent.com/prometheus-operator/prometheus-operator/v0.76.0/example/prometheus-operator-crd/monitoring.coreos.com_servicemonitors.yaml --force-conflicts

kubectl apply --server-side -f https://raw.githubusercontent.com/prometheus-operator/prometheus-operator/v0.76.0/example/prometheus-operator-crd/monitoring.coreos.com_thanosrulers.yaml --force-conflicts
```

{% endtab %}
{% endtabs %}

```
 3. Add additional scrape config in the values.yaml file before upgrading the chart.
```

{% hint style="warning" %}
**Requried**

Ensure to update the additionalScrapeConfigs key in the values.yaml file being used with the following values.
{% endhint %}

{% tabs %}
{% tab title="Bash" %}

```bash
additionalScrapeConfigs:
    - job_name: kubelet
      scrape_interval: 5m
      honor_labels: false
      scheme: https
      tls_config:
        ca_file: /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
      bearer_token_file: /var/run/secrets/kubernetes.io/serviceaccount/token
      kubernetes_sd_configs:
      - role: node
      relabel_configs:
      - action: labelmap
        regex: __meta_kubernetes_node_label_(.+)
      - source_labels:
        - __metrics_path__
        target_label: metrics_path
        replacement: /metrics
    - job_name: cadvisor
      scrape_interval: 2m
      honor_labels: false
      metrics_path: /metrics/cadvisor
      scheme: https
      tls_config:
        ca_file: /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
      bearer_token_file: /var/run/secrets/kubernetes.io/serviceaccount/token
      kubernetes_sd_configs:
      - role: node
      relabel_configs:
      - action: labelmap
        regex: __meta_kubernetes_node_label_(.+)
      - source_labels:
        - __metrics_path__
        target_label: metrics_path
        replacement: /metrics/cadvisor
    - job_name: apiserver
      scrape_interval: 5m
      honor_labels: false
      scheme: https
      tls_config:
        ca_file: /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
        insecure_skip_verify: true
      bearer_token_file: /var/run/secrets/kubernetes.io/serviceaccount/token
      kubernetes_sd_configs:
      - role: endpoints
      relabel_configs:
      - source_labels: [__meta_kubernetes_namespace, __meta_kubernetes_service_name, __meta_kubernetes_endpoint_port_name]
        action: keep
        regex: default;kubernetes;https
```

{% endtab %}
{% endtabs %}

```
4.   Upgrade the helm chart.<div data-gb-custom-block data-tag="tabs">
```

```bash
helm upgrade <chart-name> pf9-plus/kube-prometheus-stack -f values.yaml
```