Add Dynu Terraform brownfield DNS documentation layer

This commit is contained in:
beatz174-bit
2026-05-13 03:17:37 +10:00
parent bd23339edd
commit 2a97864a06
13 changed files with 317 additions and 0 deletions
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# Dynu Terraform Layer (Brownfield DNS Reconciliation)
This Terraform root is for **Dynu DNS brownfield import/reconciliation** and documentation outputs.
Dynu remains the authoritative DNS provider for existing records. Terraform here is used to mirror and reconcile existing DNS state incrementally, not to casually recreate production DNS from scratch.
## Provider
- Source: `beatz174-bit/dynu`
- Version constraint: `>= 0.1.0`
Authentication is local-only and must not be committed.
## Credentials and auth
Use local `terraform.tfvars` (or environment variables if supported by the provider release you use).
Variables included:
- `dynu_api_key` (sensitive)
- `dynu_username` (optional, sensitive)
- `dynu_password` (optional, sensitive)
> Keep real values out of git and out of shared logs.
## Safety
- Do not commit `terraform.tfvars`, `.tfstate*`, or `.terraform/`.
- Import/reconcile one domain or record at a time.
- Treat generated config as draft input, not final truth.
## Safe validation commands
```bash
cd infrastructure/terraform/dynu
terraform fmt -check -recursive
terraform init -backend=false -input=false
terraform validate
```
## Local workflow
```bash
cp terraform.tfvars.example terraform.tfvars
$EDITOR terraform.tfvars
terraform init
terraform plan
```
## Import workflow (placeholder examples)
```bash
terraform import dynu_dns_domain.lan_ddnsgeek_com '<provider-specific-domain-import-id>'
terraform state show dynu_dns_domain.lan_ddnsgeek_com
terraform plan
```
Or with import blocks:
```bash
cp imports.tf.example imports.tf
$EDITOR imports.tf
terraform plan -generate-config-out=generated-dynu.tf
```
Confirm exact resource types and import ID formats from the provider docs before running imports.
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locals {
dynu_domain = "lan.ddnsgeek.com"
}
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# Copy this file to imports.tf and adjust values after confirming the
# published provider docs for resource type names and import ID formats.
# Example placeholder shape only:
# import {
# to = dynu_dns_domain.lan_ddnsgeek_com
# id = "REPLACE_WITH_DYNU_DOMAIN_IMPORT_ID"
# }
#
# import {
# to = dynu_dns_record.grafana_lan_ddnsgeek_com
# id = "REPLACE_WITH_DYNU_RECORD_IMPORT_ID"
# }
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output "dynu_domain" {
description = "Primary Dynu domain represented by this Terraform root."
value = local.dynu_domain
}
output "dynu_dns_records_catalog" {
description = "Documentation catalog of expected Dynu DNS records discovered from repo service exposure."
value = local.dynu_dns_records_catalog
}
output "dynu_dns_inventory" {
description = "Documentation-friendly Dynu DNS inventory for export and merge into broader infrastructure docs."
value = {
provider = "dynu"
domain = local.dynu_domain
record_count = length(local.dynu_dns_records_catalog)
records = local.dynu_dns_records_catalog
}
}
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provider "dynu" {
# Keep auth local-only; do not commit credentials.
# Provider schema must be confirmed against registry docs before changing fields.
api_key = var.dynu_api_key
}
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locals {
dynu_dns_records_catalog = {
auth = {
fqdn = "auth.lan.ddnsgeek.com"
hostname = "auth"
service = "authelia"
source = "core/authelia/docker-compose.yml"
purpose = "Authentication portal"
record_type = null
ttl = null
target = null
proxied = null
}
gitea = {
fqdn = "gitea.lan.ddnsgeek.com"
hostname = "gitea"
service = "gitea"
source = "apps/gitea/docker-compose.yml"
purpose = "Gitea service endpoint"
record_type = null
ttl = null
target = null
proxied = null
}
gotify = {
fqdn = "gotify.lan.ddnsgeek.com"
hostname = "gotify"
service = "gotify"
source = "monitoring/gotify/docker-compose.yml"
purpose = "Gotify notifications"
record_type = null
ttl = null
target = null
proxied = null
}
grafana = {
fqdn = "grafana.lan.ddnsgeek.com"
hostname = "grafana"
service = "grafana"
source = "monitoring/grafana/docker-compose.yml"
purpose = "Grafana monitoring UI"
record_type = null
ttl = null
target = null
proxied = null
}
familytree = {
fqdn = "familytree.lan.ddnsgeek.com"
hostname = "familytree"
service = "gramps"
source = "apps/gramps/docker-compose.yml"
purpose = "Family tree application"
record_type = null
ttl = null
target = null
proxied = null
}
influxdb = {
fqdn = "influxdb.lan.ddnsgeek.com"
hostname = "influxdb"
service = "influxdb"
source = "monitoring/influxdb/docker-compose.yml"
purpose = "InfluxDB metrics endpoint"
record_type = null
ttl = null
target = null
proxied = null
}
monitor_kuma = {
fqdn = "monitor-kuma.lan.ddnsgeek.com"
hostname = "monitor-kuma"
service = "uptime-kuma"
source = "monitoring/uptime-kuma/docker-compose.yml"
purpose = "Uptime Kuma monitoring UI"
record_type = null
ttl = null
target = null
proxied = null
}
mtls_bridge = {
fqdn = "mtls-bridge.lan.ddnsgeek.com"
hostname = "mtls-bridge"
service = "mtls-bridge"
source = "monitoring/mtls-bridge/docker-compose.yml"
purpose = "mTLS bridge API"
record_type = null
ttl = null
target = null
proxied = null
}
nextcloud = {
fqdn = "nextcloud.lan.ddnsgeek.com"
hostname = "nextcloud"
service = "nextcloud-webapp"
source = "apps/nextcloud/docker-compose.yml"
purpose = "Nextcloud service endpoint"
record_type = null
ttl = null
target = null
proxied = null
}
node_red = {
fqdn = "node-red.lan.ddnsgeek.com"
hostname = "node-red"
service = "node-red"
source = "monitoring/node-red/docker-compose.yml"
purpose = "Node-RED automation UI/API"
record_type = null
ttl = null
target = null
proxied = null
}
passbolt = {
fqdn = "passbolt.lan.ddnsgeek.com"
hostname = "passbolt"
service = "passbolt-webapp"
source = "apps/passbolt/docker-compose.yml"
purpose = "Passbolt password management"
record_type = null
ttl = null
target = null
proxied = null
}
portainer = {
fqdn = "portainer.lan.ddnsgeek.com"
hostname = "portainer"
service = "portainer"
source = "monitoring/portainer/docker-compose.yml"
purpose = "Portainer admin endpoint"
record_type = null
ttl = null
target = null
proxied = null
}
prometheus = {
fqdn = "prometheus.lan.ddnsgeek.com"
hostname = "prometheus"
service = "prometheus"
source = "monitoring/prometheus/docker-compose.yml"
purpose = "Prometheus metrics endpoint"
record_type = null
ttl = null
target = null
proxied = null
}
}
}
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# Local-only credentials. Do not commit real values.
dynu_api_key = "replace-with-dynu-api-key"
dynu_username = null
dynu_password = null
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variable "dynu_api_key" {
description = "Dynu API key/token used by the Dynu Terraform provider."
type = string
sensitive = true
default = null
}
variable "dynu_username" {
description = "Optional Dynu username, only if required by the provider."
type = string
sensitive = true
default = null
}
variable "dynu_password" {
description = "Optional Dynu password, only if required by the provider."
type = string
sensitive = true
default = null
}
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terraform {
required_version = ">= 1.6.0"
required_providers {
dynu = {
source = "beatz174-bit/dynu"
version = ">= 0.1.0"
}
}
}