From fc4d4471ff96bc390c60c7810f57e50ddb428ca5 Mon Sep 17 00:00:00 2001 From: Jennifer Villa Date: Thu, 25 Mar 2021 19:09:05 -0700 Subject: [PATCH] Add documentation page for how to install Grafana and GE on K8s (#32008) * Adding a documentation page for how to install Grafana and Grafana Enterprise on Kubernetes. We will then reference this in the GEM documentation since that setup is written for K8s users. * Update docs/sources/installation/kubernetes.md Co-authored-by: achatterjee-grafana <70489351+achatterjee-grafana@users.noreply.github.com> * Update docs/sources/installation/kubernetes.md Co-authored-by: achatterjee-grafana <70489351+achatterjee-grafana@users.noreply.github.com> * Update docs/sources/installation/kubernetes.md Co-authored-by: achatterjee-grafana <70489351+achatterjee-grafana@users.noreply.github.com> * Update docs/sources/installation/kubernetes.md Co-authored-by: achatterjee-grafana <70489351+achatterjee-grafana@users.noreply.github.com> * Update docs/sources/installation/kubernetes.md Co-authored-by: achatterjee-grafana <70489351+achatterjee-grafana@users.noreply.github.com> * Update docs/sources/installation/kubernetes.md Co-authored-by: achatterjee-grafana <70489351+achatterjee-grafana@users.noreply.github.com> * Update docs/sources/installation/kubernetes.md Co-authored-by: achatterjee-grafana <70489351+achatterjee-grafana@users.noreply.github.com> * Update docs/sources/installation/kubernetes.md Co-authored-by: achatterjee-grafana <70489351+achatterjee-grafana@users.noreply.github.com> * Update docs/sources/installation/kubernetes.md Co-authored-by: achatterjee-grafana <70489351+achatterjee-grafana@users.noreply.github.com> * Update docs/sources/installation/kubernetes.md Co-authored-by: achatterjee-grafana <70489351+achatterjee-grafana@users.noreply.github.com> * Fixing the numbering and some of the changes suggested by review. * Update docs/sources/installation/kubernetes.md Co-authored-by: achatterjee-grafana <70489351+achatterjee-grafana@users.noreply.github.com> * Update docs/sources/installation/kubernetes.md Co-authored-by: achatterjee-grafana <70489351+achatterjee-grafana@users.noreply.github.com> * Update docs/sources/installation/kubernetes.md Co-authored-by: achatterjee-grafana <70489351+achatterjee-grafana@users.noreply.github.com> * Update docs/sources/installation/kubernetes.md Co-authored-by: achatterjee-grafana <70489351+achatterjee-grafana@users.noreply.github.com> * Making the final changes to the documentation to address comments. * Fixed numbering. * spacing changes. * spacing didn't render as intended. * Last set of changes including spacing fixes, getting the right headings, and getting the right weighting so it shows up in the right place in the menu. Co-authored-by: achatterjee-grafana <70489351+achatterjee-grafana@users.noreply.github.com> --- docs/sources/installation/kubernetes.md | 232 ++++++++++++++++++++++++ 1 file changed, 232 insertions(+) create mode 100644 docs/sources/installation/kubernetes.md diff --git a/docs/sources/installation/kubernetes.md b/docs/sources/installation/kubernetes.md new file mode 100644 index 00000000000..c99ec78046f --- /dev/null +++ b/docs/sources/installation/kubernetes.md @@ -0,0 +1,232 @@ ++++ +title = "Deploy Grafana on Kubernetes" +description = "Guide for deploying Grafana on Kubernetes" +keywords = ["grafana", "configuration", "documentation", "kubernetes"] +weight = 700 ++++ + +## Deploy Grafana on Kubernetes + +This page explains how to install and run Grafana on Kubernetes (K8S). It uses Kubernetes manifests for the setup. If you prefer Helm, refer to the [Grafana Helm community charts](https://github.com/grafana/helm-charts). + +If you are interested in Grafana Enterprise (not Grafana OS), jump to [Deploy Grafana Enterprise on Kubernetes](#deploy-grafana-enterprise-on-kubernetes) section. + +### Create Grafana Kubernetes manifest +1. Create a file called `grafana.yaml`, then paste the contents below. + +```yaml +--- +apiVersion: v1 +kind: PersistentVolumeClaim +metadata: + name: grafana +spec: + accessModes: + - ReadWriteOnce + resources: + requests: + storage: 1Gi + storageClassName: local-path +--- +apiVersion: apps/v1 +kind: Deployment +metadata: + labels: + app: grafana + name: grafana +spec: + selector: + matchLabels: + app: grafana + template: + metadata: + labels: + app: grafana + spec: + containers: + - image: grafana/grafana:latest + imagePullPolicy: IfNotPresent + name: grafana + ports: + - containerPort: 3000 + name: http-grafana + protocol: TCP + readinessProbe: + failureThreshold: 3 + httpGet: + path: /robots.txt + port: 3000 + scheme: HTTP + initialDelaySeconds: 10 + periodSeconds: 30 + successThreshold: 1 + timeoutSeconds: 2 + resources: + limits: + memory: 4Gi + requests: + cpu: 100m + memory: 2Gi + volumeMounts: + - mountPath: /var/lib/grafana + name: grafana + volumes: + - name: grafana + persistentVolumeClaim: + claimName: grafana +--- +apiVersion: v1 +kind: Service +metadata: + name: grafana +spec: + ports: + - port: 3000 + protocol: TCP + targetPort: http-grafana + selector: + app: grafana + sessionAffinity: None + type: LoadBalancer +``` + + +### Send manifest to Kubernetes API server + +1. Run the following command: +`kubectl apply -f grafana.yaml` + +1. Check that it worked by running the following: +`kubectl port-forward service/grafana 3000:3000` + +1. Navigate to `localhost:3000` in your browser. You should see a Grafana login page. + +1. Use `admin` for both the username and password to login. + +## Deploy Grafana Enterprise on Kubernetes +The process for deploying Grafana Enterprise is almost identical to the process above, except for some extra steps required to add in your license file. They are described in the following sections. + +### Obtain Grafana Enterprise license +To run Grafana Enterprise, you need a valid license. [Contact a Grafana Labs representative](https://grafana.com/contact?about=grafana-enterprise) to obtain the license. This topic assumes that you already have done this and have a `license.jwt` file. Your license should also be associated with a URL, which we will use later in the topic. + +### Create License Secret +Create a Kubernetes secret from your license file using the following command: +```bash +kubectl create secret generic ge-license --from-file=/path/to/your/license.jwt +``` + +### Create Grafana Enterprise configuration +Create a Grafana configuration file with the name `grafana.ini`. Then paste the content below. +>**Note:** You will have to update the `root_url` field to the url associated with the license you were given. +```yaml +[enterprise] +license_path = /etc/grafana/license/license.jwt +[server] +root_url =/your/license/root/url + +``` + +### Create Configmap for Grafana Enterprise Config +Create a Kubernetes Configmap from your `grafana.ini` file with the following command: +```bash +kubectl create configmap ge-config --from-file=/path/to/your/config.ini +``` +### Create Grafana Enterprise Kubernetes manifest +Create a `grafana.yaml` file, then paste the content below. This YAML is identical to the one for Grafana OS install except for the additional references to the Configmap which has your Grafana configuration file and the Secret that has your license. + +```yaml +--- +apiVersion: v1 +kind: PersistentVolumeClaim +metadata: + name: grafana +spec: + accessModes: + - ReadWriteOnce + resources: + requests: + storage: 1Gi + storageClassName: local-path +--- +apiVersion: apps/v1 +kind: Deployment +metadata: + labels: + app: grafana + name: grafana +spec: + selector: + matchLabels: + app: grafana + template: + metadata: + labels: + app: grafana + spec: + containers: + - image: grafana/grafana-enterprise:latest + imagePullPolicy: IfNotPresent + name: grafana + ports: + - containerPort: 3000 + name: http-grafana + protocol: TCP + readinessProbe: + failureThreshold: 3 + httpGet: + path: /robots.txt + port: 3000 + scheme: HTTP + initialDelaySeconds: 10 + periodSeconds: 30 + successThreshold: 1 + timeoutSeconds: 2 + resources: + limits: + memory: 4Gi + requests: + cpu: 100m + memory: 2Gi + volumeMounts: + - mountPath: /var/lib/grafana + name: grafana + - mountPath: /etc/grafana + name: ge-config + - mountPath: /etc/grafana/license + name: ge-license + volumes: + - name: grafana + persistentVolumeClaim: + claimName: grafana + - name: ge-config + configMap: + name: ge-config + - name: ge-license + secret: + secretName: ge-license +--- +apiVersion: v1 +kind: Service +metadata: + name: grafana +spec: + ports: + - port: 3000 + protocol: TCP + targetPort: http-grafana + selector: + app: grafana + sessionAffinity: None + type: LoadBalancer +``` + +1. Send manifest to Kubernetes API Server +`kubectl apply -f grafana.yaml` + +1. Check that it worked by running the following: +`kubectl port-forward service/grafana 3000:3000` + +1. Navigate to `localhost:3000` in your browser. You should see the Grafana login page. + +1. Use `admin` for both the username and password to login. +If it worked, you should see `Enterprise (Licensed)` at the bottom of the page.