Kubernetes Cluster Setup

This repository contains the configuration files and installation guides for setting up various components in a Kubernetes cluster. The components include cert-manager, ingress-nginx, longhorn, and a monitoring stack with Prometheus, Grafana, and node-exporter.

Folder Structure

Certificates

• cert-manager/
  • 01-Installation.md: Instructions for installing cert-manager using Helm.
  • 02-ClusterIssuer.yml: YAML configuration for creating a self-signed ClusterIssuer.

Ingress

• ingress-nginx/
  • 01-Installation.md: Instructions for installing ingress-nginx using Helm.

Volumes

• longhorn/
  • 01-Installation.md: Instructions for installing Longhorn using Helm.
  • 02-Certificates.yml: YAML configuration for creating a TLS certificate for Longhorn.
  • 03-Ingress.yml: YAML configuration for setting up an Ingress for Longhorn with basic authentication.

Prometheus

• monitoring-stack/
  • Namespace.yml: YAML configuration for creating the monitoring namespace.
  • generate_encrypted_pass.py: Python script for generating encrypted passwords using bcrypt.
  • grafana/
    • 01-Certificates.yml: YAML configuration for creating a TLS certificate for Grafana.
    • 02-PVC.yml: YAML configuration for creating a PersistentVolumeClaim for Grafana data.
    • 03-ConfigMaps.yml: YAML configuration for creating a ConfigMap for Grafana settings.
    • 04-Deployment.yml: YAML configuration for deploying Grafana.
    • 05-Service.yml: YAML configuration for creating a Service for Grafana.
    • 06-Ingress.yml: YAML configuration for setting up an Ingress for Grafana.
  • exporter/
    • node_exporter/
      • 01-Certificates.yml: YAML configuration for creating a TLS certificate for node-exporter.
      • 02-ConfigMaps.yml: YAML configuration for creating a ConfigMap for node-exporter settings.
      • 03-DaemonSet.yml: YAML configuration for deploying node-exporter as a DaemonSet.
      • 04-Service.yml: YAML configuration for creating a Service for node-exporter.
  • prometheus/
    • 01-ClusterRole.yml: YAML configuration for creating a ClusterRole for Prometheus node discovery.
    • 02-ServiceAccount.yml: YAML configuration for creating a ServiceAccount for Prometheus.
    • 03-ClusterRoleBinding.yml: YAML configuration for binding the ClusterRole to the ServiceAccount.
    • 04-Certificates.yml: YAML configuration for creating a TLS certificate for Prometheus.
    • 05-PVC.yml: YAML configuration for creating a PersistentVolumeClaim for Prometheus data.
    • 06-ConfigMaps.yml: YAML configuration for creating ConfigMaps for Prometheus settings.
    • 07-Deployment.yml: YAML configuration for deploying Prometheus.
    • 08-Service.yml: YAML configuration for creating a Service for Prometheus.

Generating Encrypted Passwords

Use the generate_encrypted_pass.py script in the monitoring-stack/ folder to generate encrypted passwords for basic authentication.

python monitoring-stack/generate_encrypted_pass.py