Generate Grafana Dashboard using Terraform

Introduction

Step 1: Installing Grafana

#!/bin/bash 

sudo apt-get update
sudo apt-get install -y adduser libfontconfig1
wget https://dl.grafana.com/oss/release/grafana_10.0.1_amd64.deb
sudo dpkg -i grafana_10.0.1_amd64.deb
sudo systemctl start grafana-server.service
sudo systemctl enable grafana-server.service
sudo apt-get install prometheus -y

Step 2: Generate Grafana API Key

Step 3: Prepare Dashboard JSON file

From GrafanaLab we can get the prometehus based pre-define dashboard use the given link below : –

https://grafana.com/grafana/dashboards/1860-node-exporter-full/

Step 4: Installing Terraform

Step 5: Creating Terraform Config Files

.
├── dashboard.tf
├── providers.tf
└── tf_dashboard.json

To create providers.tf

nano providers.tf

Paste and update your grafana endpoint with API key.

/ Update versions as appropriate for time of reading
terraform {
   required_providers {
      grafana = {
         source  = "grafana/grafana"
         version = "1.40.1"
      }
   }
}

provider "grafana" {
  url  = "http://grafana:3000/"   # Replace your with your Grafana URL 
  auth = "aasfkafajbshcbjdbkhcvv" # Replace with your Grafana API key
}

Save the code.

To create dashboard.tf

nano dashboard.tf

Paste the following config.

resource "grafana_dashboard" "general" {

   config_json = file("tf_dashboard.json") 

}

Step 6: Deploy Dashboard using Terraform

terraform init 

terraform plan

terraform apply 

Step 7: Verify the Dashboard

Step 8: CleanUp

terraform destroy