infra(terraform): add metrics server

Author: JuArce

infra/aggregation_mode/terraform/cloudinit/cloud-init.yaml

@@ -0,0 +1,56 @@
+#cloud-config
+hostname: ${hostname}
+fqdn: ${hostname}
+manage_etc_hosts: true
+
+users:
+  - name: app
+    shell: /bin/bash
+    ssh_authorized_keys:
+      - ${ssh_public_key}
+  - name: admin
+    shell: /bin/bash
+    sudo: ALL=(ALL) NOPASSWD:ALL
+    ssh_authorized_keys:
+      - ${ssh_public_key}
+
+package_update: true
+package_upgrade: true
+
+packages:
+  - ca-certificates
+  - curl
+  - wget
+  - gnupg
+  - vim
+  - git
+  - zip
+  - unzip
+  - openssl
+  - libssl-dev
+  - build-essential
+  - rsyslog
+  - htop
+  - rsync
+  - pkg-config
+  - locales
+  - ufw
+
+write_files:
+  - path: /etc/environment
+    content: |
+      LANG=en_US.UTF-8
+      LC_ALL=C
+      LANGUAGE=en_US.UTF-8
+      LC_TYPE=en_US.UTF-8
+      LC_CTYPE=en_US.UTF-8
+
+runcmd:
+  - loginctl enable-linger app
+  # Tailscale installation https://tailscale.com/kb/1293/cloud-init
+  - curl -fsSL https://tailscale.com/install.sh | sh
+  - tailscale up --ssh --advertise-tags=tag:server --auth-key=${tailscale_auth_key}
+  - tailscale set --auto-update
+  - sed -i 's/# en_US.UTF-8 UTF-8/en_US.UTF-8 UTF-8/' /etc/locale.gen
+  - locale-gen
+  - ufw enable

infra/aggregation_mode/terraform/environments/hoodi/main.tf

@@ -103,3 +103,22 @@ module "gateway_secondary" {
   elastic_metal_tailscale_tags           = var.tailscale_tags
   elastic_metal_tags                     = var.gateway_secondary_tags
 }
+
+# Metrics Server (Elastic Metal / Scaleway Bare Metal)
+module "metrics" {
+    source = "../../modules/elastic_metal"
+
+    elastic_metal_zone                     = var.metrics_server_zone
+    elastic_metal_offer_name               = var.metrics_server_offer_name
+    elastic_metal_subscription_period      = var.subscription_period
+    elastic_metal_server_name              = var.metrics_server_name
+    elastic_metal_hostname                 = var.metrics_server_hostname
+    elastic_metal_description              = var.metrics_server_description
+    elastic_metal_ssh_key_name             = var.metrics_server_ssh_key_name
+    elastic_metal_ssh_public_key_path      = var.ssh_public_key_path_scaleway
+    elastic_metal_cloud_init_template_path = var.metrics_server_cloud_init_template_path
+    elastic_metal_os_id                    = var.os_id
+    elastic_metal_tailscale_key_expiry     = var.tailscale_key_expiry
+    elastic_metal_tailscale_tags           = var.tailscale_tags
+    elastic_metal_tags                     = var.metrics_server_tags
+}

infra/aggregation_mode/terraform/environments/hoodi/outputs.tf

@@ -77,3 +77,19 @@ output "gateway_secondary_server_ip" {
   description = "IP address of the gateway secondary bare metal server"
   value       = module.gateway_secondary.server_ip
 }
+
+# Metrics Server Outputs
+output "metrics_server_name" {
+  description = "Name of the metrics bare metal server"
+  value       = var.metrics_server_name
+}
+
+output "metrics_server_id" {
+  description = "ID of the metrics bare metal server"
+  value       = module.metrics.server_id
+}
+
+output "metrics_server_ip" {
+  description = "IP address of the metrics bare metal server"
+  value       = module.metrics.server_ip
+}

infra/aggregation_mode/terraform/environments/hoodi/terraform.tfvars

@@ -67,3 +67,15 @@ gateway_secondary_description              = "Gateway server 2 for hoodi"
 gateway_secondary_ssh_key_name             = "agg-mode-hoodi-gateway-2-key"
 gateway_secondary_cloud_init_template_path = "../../cloudinit/scaleway-cloud-init.yaml"
 gateway_secondary_tags                     = ["gateway", "gateway-2", "hoodi"]
+
+# ============================================
+# Metrics Configuration (Elastic Metal)
+# ============================================
+metrics_server_zone                     = "fr-par-2"
+metrics_server_offer_name               = "EM-A610R-NVME"
+metrics_server_name                     = "agg-mode-hoodi-metrics"
+metrics_server_hostname                 = "agg-mode-hoodi-metrics"
+metrics_server_description              = "Metrics server for hoodi"
+metrics_server_ssh_key_name             = "agg-mode-hoodi-metrics-key"
+metrics_server_cloud_init_template_path = "../../cloudinit/cloud-init.yaml"
+metrics_server_tags                     = ["metrics", "hoodi"]

infra/aggregation_mode/terraform/environments/hoodi/variables.tf

@@ -266,3 +266,47 @@ variable "gateway_secondary_tags" {
   description = "Tags for gateway secondary"
   type        = list(string)
 }
+
+# ============================================
+# Metrics Configuration (Elastic Metal)
+# ============================================
+
+variable "metrics_server_zone" {
+  description = "Scaleway zone for metrics server"
+  type        = string
+}
+
+variable "metrics_server_offer_name" {
+  description = "Bare metal offer name for metrics server"
+  type        = string
+}
+
+variable "metrics_server_name" {
+  description = "Server name for metrics server"
+  type        = string
+}
+
+variable "metrics_server_hostname" {
+  description = "Hostname for metrics server"
+  type        = string
+}
+
+variable "metrics_server_description" {
+  description = "Description for metrics server"
+  type        = string
+}
+
+variable "metrics_server_ssh_key_name" {
+  description = "SSH key name for metrics server"
+  type        = string
+}
+
+variable "metrics_server_cloud_init_template_path" {
+  description = "Path to cloud-init template for metrics server"
+  type        = string
+}
+
+variable "metrics_server_tags" {
+  description = "Tags for metrics server"
+  type        = list(string)
+}