Files
lunarfront-infra/terraform/main.tf

166 lines
4.5 KiB
HCL

terraform {
required_providers {
digitalocean = {
source = "digitalocean/digitalocean"
version = "~> 2.0"
}
cloudflare = {
source = "cloudflare/cloudflare"
version = "~> 4.0"
}
}
backend "s3" {
endpoints = {
s3 = "https://nyc3.digitaloceanspaces.com"
}
bucket = "lunarfront-infra"
key = "terraform/gitea.tfstate"
region = "us-east-1" # required by S3 backend, ignored by Spaces
skip_credentials_validation = true
skip_metadata_api_check = true
skip_region_validation = true
skip_requesting_account_id = true
force_path_style = true
}
}
provider "digitalocean" {
token = var.do_token
}
provider "cloudflare" {
api_token = var.cloudflare_api_token
}
# ─── Cloudflare zone lookup ───────────────────────────────────────────────────
data "cloudflare_zone" "main" {
name = var.domain
}
# ─── Droplet ──────────────────────────────────────────────────────────────────
data "digitalocean_ssh_key" "main" {
name = var.ssh_key_name
}
resource "digitalocean_droplet" "gitea" {
name = "gitea"
region = var.region
size = var.droplet_size
image = "ubuntu-24-04-x64"
ssh_keys = [data.digitalocean_ssh_key.main.id]
tags = ["infra", "gitea"]
}
# ─── Firewall ─────────────────────────────────────────────────────────────────
# Cloudflare IPv4 ranges — http://www.cloudflare.com/ips-v4
locals {
cloudflare_ipv4 = [
"173.245.48.0/20",
"103.21.244.0/22",
"103.22.200.0/22",
"103.31.4.0/22",
"141.101.64.0/18",
"108.162.192.0/18",
"190.93.240.0/20",
"188.114.96.0/20",
"197.234.240.0/22",
"198.41.128.0/17",
"162.158.0.0/15",
"104.16.0.0/13",
"104.24.0.0/14",
"172.64.0.0/13",
"131.0.72.0/22",
]
cloudflare_ipv6 = [
"2400:cb00::/32",
"2606:4700::/32",
"2803:f800::/32",
"2405:b500::/32",
"2405:8100::/32",
"2a06:98c0::/29",
"2c0f:f248::/32",
]
}
resource "digitalocean_firewall" "gitea" {
name = "gitea-firewall"
droplet_ids = [digitalocean_droplet.gitea.id]
# SSH — your IP only
inbound_rule {
protocol = "tcp"
port_range = "22"
source_addresses = ["${var.admin_ip}/32"]
}
# HTTP/HTTPS — Cloudflare IPs only
inbound_rule {
protocol = "tcp"
port_range = "80"
source_addresses = concat(local.cloudflare_ipv4, local.cloudflare_ipv6)
}
inbound_rule {
protocol = "tcp"
port_range = "443"
source_addresses = concat(local.cloudflare_ipv4, local.cloudflare_ipv6)
}
# Gitea SSH for git push/pull — your IP only
inbound_rule {
protocol = "tcp"
port_range = "2222"
source_addresses = ["${var.admin_ip}/32"]
}
outbound_rule {
protocol = "tcp"
port_range = "1-65535"
destination_addresses = ["0.0.0.0/0", "::/0"]
}
outbound_rule {
protocol = "udp"
port_range = "1-65535"
destination_addresses = ["0.0.0.0/0", "::/0"]
}
}
# ─── DNS records ──────────────────────────────────────────────────────────────
resource "cloudflare_record" "gitea" {
zone_id = data.cloudflare_zone.main.id
name = "git"
type = "A"
value = digitalocean_droplet.gitea.ipv4_address
proxied = true
ttl = 1
}
resource "cloudflare_record" "vaultwarden" {
zone_id = data.cloudflare_zone.main.id
name = "vault"
type = "A"
value = digitalocean_droplet.gitea.ipv4_address
proxied = true
ttl = 1
}
# ─── Project assignment ───────────────────────────────────────────────────────
data "digitalocean_project" "infra" {
name = var.do_project_name
}
resource "digitalocean_project_resources" "infra" {
project = data.digitalocean_project.infra.id
resources = [
digitalocean_droplet.gitea.urn,
]
}