# Terraform/OpenTofu IaC

This directory contains infrastructure configuration files and modules for underlying services.

## Directory Structure

- `modules/` - separated modules for different services
    - `cert-manager/` - module for deploying Cert-Manager
    - `cloudflare/` - module for Cloudflare tunnels operator - allows to expose services via Cloudflare tunnels
    - `maxscale/` - module for MariaDB Operator set up for MaxScale and 3 nodes, backups and phpMyAdmin. PHPMyAdmin is
      available at mysql.YOU_DOMAIN, MaxScale UI at maxscale.YOU_DOMAIN
    - `metallb/` - module for MetalLB load balancer
    - `metrics-server/` - module for Kubernetes Metrics Server
    - `prometheus/` - module for Prometheus and Grafana - monitoring stack with grafana available at grafana.YOU_DOMAIN
    - `rabbitmq/` - module for RabbitMQ message queue cluster
    - `redis/` - module for Redis cluster, not used currently
    - `storage/` - module for Longhorn file storage
- `main.tf` - main deployment configuration
- `variables.tf` - deployment variables
- `terraform.tfvars.example` - example variables file