Murat ÖZDEMİR 720c79d460 Add Hetzner Cloud production infrastructure with multi-node support
- This commit introduces the Terraform configuration to provision a production environment on Hetzner Cloud, building on the existing test setup.
- Key improvements and new features include:
* **Multi-node clusters:** Scaling to 3-node Swarm application and database clusters for improved resilience.
* **High availability:** Utilizing a Hetzner Floating IP for the application entry point and `spread` placement groups for fault tolerance across physical hosts.
* **Enhanced network security:** Internal management services (RabbitMQ, APISIX, Prometheus, Grafana) are restricted to the application subnet, expected to be accessed via an internal reverse proxy (SWAG).
* **Internal database replication:** New firewall rules enable PostgreSQL replication and MongoDB replica set traffic within the database subnet.
* **Refined test environment:** Updates to align `test` configuration with the new `prod` structure, including a dedicated floating IP and adjusted firewall rules.
* **Configuration standardization:** Environment-specific details moved to `locals.tf` for clarity, with upgraded server types and migration to Rocky Linux as the base image.
- Updates were also made to the latest version of Terraform to ensure consistency in the documentation
2026-05-10 15:43:22 +03:00

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HCL

variable "hcloud_token" {
type = string
sensitive = true
description = "Hetzner Cloud API token for the test project"
}
variable "location" {
type = string
default = "fsn1"
description = "Hetzner Cloud datacenter location"
}
variable "image" {
type = string
default = "rocky-10"
description = "Server image"
}
variable "server_type_swarm" {
type = string
default = "cx32"
description = "Hetzner server type for the Swarm node"
}
variable "server_type_db" {
type = string
default = "cx42"
description = "Hetzner server type for the DB node"
}
variable "admin_ssh_public_key_path" {
type = string
default = "~/.ssh/id_ed25519.pub"
description = "Path to the admin SSH public key file"
}
variable "admin_allowed_cidrs" {
type = list(string)
description = "CIDR list for admin SSH and management port access"
}