feat: add srv record support and improved documentation for txt records

defaults/main.yaml

@@ -20,3 +20,14 @@ unbound_zones:
 
       - name: "server.example.internal"
         value: "192.168.1.0"
+
+      - name: "example.internal"
+        type: "TXT"
+        value: "v=spf1 include:example.internal ~all"
+
+      - name: "_sip._tcp.example.internal"
+        type: "SRV"
+        priority: 10
+        weight: 60
+        port: 5060
+        value: "server.example.internal"

readme.md

@@ -31,4 +31,25 @@ unbound_zones:
         value: "10.0.1.10"
       - name: "server2.internal.example.com"
         value: "10.0.1.11"
+      - name: "internal.example.com"
+        type: "TXT"
+        value: "v=spf1 include:internal.example.com ~all"
+      - name: "_sip._tcp.internal.example.com"
+        type: "SRV"
+        priority: 10
+        weight: 60
+        port: 5060
+        value: "server1.internal.example.com"
 ```
+
+## Supported Record Types
+
+| Type | Required Fields | Description |
+|------|----------------|-------------|
+| `A` (default) | `name`, `value` | IPv4 address record |
+| `AAAA` | `name`, `value`, `type` | IPv6 address record |
+| `CNAME` | `name`, `value`, `type` | Canonical name |
+| `MX` | `name`, `value`, `type`, `priority` | Mail exchange |
+| `TXT` | `name`, `value`, `type` | Text record |
+| `SRV` | `name`, `value`, `type`, `priority`, `weight`, `port` | Service locator |
+| `PTR` | `name`, `value`, `type` | Pointer record |

templates/unbound/zones.conf.j2

@@ -10,6 +10,8 @@ server:
   local-data: "{{ record.name }}. IN CNAME {{ record.value }}"
 {% elif record.get('type', 'A') == 'TXT' %}
   local-data: "{{ record.name }}. IN TXT \"{{ record.value }}\""
+{% elif record.get('type', 'A') == 'SRV' %}
+  local-data: "{{ record.name }}. IN SRV {{ record.priority }} {{ record.weight }} {{ record.port }} {{ record.value }}."
 {% elif record.get('type', 'A') == 'PTR' %}
   local-data: "{{ record.name }}. IN PTR {{ record.value }}"
 {% else %}