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Monitoring Stack Setup Guide

This guide explains how to install and manage Prometheus and Grafana monitoring stack with authentication for the OpenTelemetry Audit Log PoC project.

Overview

The monitoring stack includes:

  • Prometheus: Metrics collection and storage with AlertManager
  • Grafana: Visualization and dashboarding with authentication
  • Node Exporter: System metrics collection
  • Kube State Metrics: Kubernetes cluster metrics
  • Prometheus Operator: Kubernetes-native Prometheus management

Prerequisites

  • A running Kubernetes cluster (k3d or kind)
  • Helm 3.x installed
  • kubectl configured to access the cluster

Quick Start

1. Install the Complete Monitoring Stack

# Install both Prometheus and Grafana
task monitoring:install

This will:

  • Create a monitoring namespace
  • Install Prometheus
  • Install Grafana with anonymous access
  • Configure Grafana to use Prometheus as a data source

2. Access the Services

Grafana (Port 3000)

# Port-forward Grafana to localhost:3000
task monitoring:port-forward-grafana

Default credentials:

  • Username: admin
  • Password: Check .tools/grafana-password or run task monitoring:get-grafana-password

Prometheus (Port 9090)

# Port-forward Prometheus to localhost:9090
task monitoring:port-forward-prometheus

Available Tasks

Installation and Management

# Install complete monitoring stack
task monitoring:install

# Install only Prometheus
task monitoring:install-prometheus

# Install only Grafana
task monitoring:install-grafana

# Check status of monitoring components
task monitoring:status

# Upgrade the monitoring stack
task monitoring:upgrade

# Uninstall the monitoring stack
task monitoring:uninstall