feat(*): initialize new Snix infrastructure

Co-Authored-By: edef <edef@edef.eu>
Co-Authored-by: Ryan Lahfa <raito@lix.systems>
Change-Id: Ica1cda177a236814de900f50a8a61d288f58f519

ops/dns/main.tf

@@ -0,0 +1,81 @@
+# Configure snix DNS resources.
+
+terraform {
+  required_providers {
+    digitalocean = {
+      source = "digitalocean/digitalocean"
+    }
+  }
+
+  backend "s3" {
+    endpoints = {
+      s3 = "https://s3.dualstack.eu-central-1.amazonaws.com"
+    }
+
+    bucket = "snix-tfstate"
+    key    = "terraform/snix-dns"
+    region = "eu-central-1"
+
+    skip_credentials_validation = true
+    skip_metadata_api_check = true
+    skip_requesting_account_id  = true
+  }
+}
+
+variable "sni_proxy_ipv4" {
+  type    = string
+  default = "163.172.69.160"
+}
+
+variable "public01_ipv6" {
+  type    = string
+  default = "2a01:4f8:c013:3e62::1"
+}
+
+variable "public01_ipv4" {
+  type    = string
+  default = "49.13.70.233"
+}
+
+variable "gerrit01_ipv6" {
+  type    = string
+  default = "2a01:4f8:c17:6188::1"
+}
+
+variable "gerrit01_ipv4" {
+  type    = string
+  default = "138.199.144.184"
+}
+
+variable "build01_ipv6" {
+  type    = string
+  default = "2001:bc8:38ee:100:7000::20"
+}
+
+variable "meta01_ipv4" {
+  type    = string
+  default = "142.132.184.228"
+}
+
+variable "meta01_ipv6" {
+  type    = string
+  default = "2a01:4f8:c013:4a58::1"
+}
+
+locals {
+  public01_services = [
+    "auth",
+    "git",
+    "status"
+  ]
+
+  gerrit01_services = [
+    "cl"
+  ]
+
+  meta01_services = [
+    "mimir",
+    "loki",
+    "tempo"
+  ]
+}