vcard4reseller/deploy/terraform/dns.tf
Thomas Peterson 79e996ab03 Deployment: Caddy-Edge (TLS + On-Demand für Custom-Domains) + Hetzner DNS
- Caddy ersetzt den Hetzner-LB: terminiert TLS (Portal-Domain automatisch) und
  load-balanced per reverse_proxy über die App-Nodes. Für Custom-Domains (§11)
  On-Demand-TLS, autorisiert über GET /internal/tls-allowed.
- TlsCheckController + DomainRepository::findVerifiedByHostname: erlaubt Zertifikate
  nur für Portal-Domain oder verifizierte Domains (Schutz vor Cert-Flooding).
- Terraform: hcloud_load_balancer entfernt, Caddy-Server + Firewall (80/443) +
  cloud-init-caddy (Caddyfile templated mit Upstreams/Domain/ACME).
- Optional Hetzner DNS via API (manage_dns): A-Record Portal + Wildcard → Caddy.
- nginx.prod: /internal zu Symfony geroutet; APP_PORTAL_DOMAIN-Env.

Validiert: Caddyfile (caddy validate), Terraform (validate), /internal/tls-allowed (200/403/400).

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-05-31 22:13:29 +02:00

33 lines
1000 B
HCL

# Optional: DNS-Records über die Hetzner DNS API anlegen (manage_dns = true).
# Voraussetzung: Zone liegt bei Hetzner DNS, separater DNS-API-Token.
data "hetznerdns_zone" "zone" {
count = var.manage_dns ? 1 : 0
name = var.dns_zone_name
}
locals {
# Relativer Record-Name: "@" wenn Portal == Zone, sonst der Subdomain-Teil
portal_record_name = var.domain == var.dns_zone_name ? "@" : replace(var.domain, ".${var.dns_zone_name}", "")
}
# Portal-Domain → Caddy
resource "hetznerdns_record" "portal" {
count = var.manage_dns ? 1 : 0
zone_id = data.hetznerdns_zone.zone[0].id
name = local.portal_record_name
type = "A"
value = hcloud_server.caddy.ipv4_address
ttl = 300
}
# Wildcard für Firmen-Subdomains (KONZEPT §11) → Caddy (On-Demand-TLS)
resource "hetznerdns_record" "wildcard" {
count = var.manage_dns ? 1 : 0
zone_id = data.hetznerdns_zone.zone[0].id
name = "*"
type = "A"
value = hcloud_server.caddy.ipv4_address
ttl = 300
}