Configure resolvers like puppet (openforwarder view + forward zones)

Fixes recursion being refused for external clients: the resolver had no
allow-recursion, so BIND defaulted to localnets. Mirrors the puppet
resolver config exactly.

- add openforwarder BindView: match-clients = internal ACLs, recursion
  yes, allow-recursion/allow-query any (match-clients gates access)
- add 4 BindACLs (acl-main.unkin.net / acl-dmz / acl-common /
  acl-nomad-jobs) from puppet acls.conf
- add 26 conditional forward zones (unkin/consul/k8s/dmz upstreams),
  bound to the openforwarder view; needs operator v0.1.4 to render them
  on every pod
- global forwarders 8.8.8.8/1.1.1.1 (puppet default)
- bump operator image to v0.1.4

apps/base/bind-internal/resolvers/acls.yaml

@@ -0,0 +1,65 @@
+# Internal client ACLs, mirrored from puppet /etc/named/acls.conf.
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindACL
+metadata:
+  name: acl-main.unkin.net
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  entries:
+    - 198.18.1.10/32
+    - 198.18.2.160/27
+    - 198.18.21.160/27
+    - 198.18.2.192/27
+    - 198.18.21.192/27
+    - 198.18.13.0/24
+    - 198.18.14.0/24
+    - 198.18.15.0/24
+    - 198.18.16.0/24
+    - 198.18.17.0/24
+    - 198.18.18.0/24
+    - 198.18.19.0/24
+    - 198.18.20.0/24
+    - 198.18.21.0/24
+    - 198.18.22.0/24
+    - 198.18.23.0/24
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindACL
+metadata:
+  name: acl-dmz
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  entries:
+    - 198.18.24.0/24
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindACL
+metadata:
+  name: acl-common
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  entries:
+    - 198.18.25.0/24
+    - 198.18.26.0/24
+    - 198.18.27.0/24
+    - 198.18.28.0/24
+    - 198.18.29.0/24
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindACL
+metadata:
+  name: acl-nomad-jobs
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  entries:
+    - 198.18.64.0/24
+    - 198.18.65.0/24
+    - 198.18.66.0/24
+    - 198.18.67.0/24
+    - 198.18.68.0/24
+    - 198.18.69.0/24

apps/base/bind-internal/resolvers/cluster.yaml

@@ -18,8 +18,8 @@ spec:
       purelb.io/addresses: 198.18.200.7
       external-dns.alpha.kubernetes.io/hostname: bind-resolvers.k8s.syd1.au.unkin.net
   forwarders:
+    - 8.8.8.8
     - 1.1.1.1
-    - 9.9.9.9
   resources:
     requests:
       cpu: 100m

apps/base/bind-internal/resolvers/forward-zones.yaml

@@ -0,0 +1,374 @@
+# Conditional forward zones, mirrored from puppet openforwarder view.
+# Upstreams are the puppet anycast servers (unkin 198.18.19.15, consul .14,
+# k8s .20); flip to the in-cluster authoritative/externaldns LBs once zone
+# data is migrated.
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-unkin-net
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: unkin.net
+  type: forward
+  catalog: false
+  forwarders:
+    - 198.18.19.15
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-main-unkin-net
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: main.unkin.net
+  type: forward
+  catalog: false
+  forwarders:
+    - 198.18.19.15
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-dmz-unkin-net
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: dmz.unkin.net
+  type: forward
+  catalog: false
+  forwarders:
+    - 10.10.16.32
+    - 10.10.16.33
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-network-unkin-net
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: network.unkin.net
+  type: forward
+  catalog: false
+  forwarders:
+    - 10.10.16.32
+    - 10.10.16.33
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-prod-unkin-net
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: prod.unkin.net
+  type: forward
+  catalog: false
+  forwarders:
+    - 10.10.16.32
+    - 10.10.16.33
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-consul
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: consul
+  type: forward
+  catalog: false
+  forwarders:
+    - 198.18.19.14
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-k8s-syd1-au-unkin-net
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: k8s.syd1.au.unkin.net
+  type: forward
+  catalog: false
+  forwarders:
+    - 198.18.19.20
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-13-18-198-in-addr-arpa
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: 13.18.198.in-addr.arpa
+  type: forward
+  catalog: false
+  forwarders:
+    - 198.18.19.15
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-14-18-198-in-addr-arpa
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: 14.18.198.in-addr.arpa
+  type: forward
+  catalog: false
+  forwarders:
+    - 198.18.19.15
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-15-18-198-in-addr-arpa
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: 15.18.198.in-addr.arpa
+  type: forward
+  catalog: false
+  forwarders:
+    - 198.18.19.15
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-16-18-198-in-addr-arpa
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: 16.18.198.in-addr.arpa
+  type: forward
+  catalog: false
+  forwarders:
+    - 198.18.19.15
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-17-18-198-in-addr-arpa
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: 17.18.198.in-addr.arpa
+  type: forward
+  catalog: false
+  forwarders:
+    - 198.18.19.15
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-19-18-198-in-addr-arpa
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: 19.18.198.in-addr.arpa
+  type: forward
+  catalog: false
+  forwarders:
+    - 198.18.19.15
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-20-18-198-in-addr-arpa
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: 20.18.198.in-addr.arpa
+  type: forward
+  catalog: false
+  forwarders:
+    - 198.18.19.15
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-21-18-198-in-addr-arpa
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: 21.18.198.in-addr.arpa
+  type: forward
+  catalog: false
+  forwarders:
+    - 198.18.19.15
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-22-18-198-in-addr-arpa
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: 22.18.198.in-addr.arpa
+  type: forward
+  catalog: false
+  forwarders:
+    - 198.18.19.15
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-23-18-198-in-addr-arpa
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: 23.18.198.in-addr.arpa
+  type: forward
+  catalog: false
+  forwarders:
+    - 198.18.19.15
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-24-18-198-in-addr-arpa
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: 24.18.198.in-addr.arpa
+  type: forward
+  catalog: false
+  forwarders:
+    - 198.18.19.15
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-25-18-198-in-addr-arpa
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: 25.18.198.in-addr.arpa
+  type: forward
+  catalog: false
+  forwarders:
+    - 198.18.19.15
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-26-18-198-in-addr-arpa
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: 26.18.198.in-addr.arpa
+  type: forward
+  catalog: false
+  forwarders:
+    - 198.18.19.15
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-27-18-198-in-addr-arpa
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: 27.18.198.in-addr.arpa
+  type: forward
+  catalog: false
+  forwarders:
+    - 198.18.19.15
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-28-18-198-in-addr-arpa
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: 28.18.198.in-addr.arpa
+  type: forward
+  catalog: false
+  forwarders:
+    - 198.18.19.15
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-29-18-198-in-addr-arpa
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: 29.18.198.in-addr.arpa
+  type: forward
+  catalog: false
+  forwarders:
+    - 198.18.19.15
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-8-10-10-in-addr-arpa
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: 8.10.10.in-addr.arpa
+  type: forward
+  catalog: false
+  forwarders:
+    - 10.10.16.32
+    - 10.10.16.33
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-16-10-10-in-addr-arpa
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: 16.10.10.in-addr.arpa
+  type: forward
+  catalog: false
+  forwarders:
+    - 10.10.16.32
+    - 10.10.16.33
+---
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindZone
+metadata:
+  name: fwd-20-10-10-in-addr-arpa
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  viewRef: openforwarder
+  zoneName: 20.10.10.in-addr.arpa
+  type: forward
+  catalog: false
+  forwarders:
+    - 10.10.16.32
+    - 10.10.16.33

apps/base/bind-internal/resolvers/kustomization.yaml

@@ -4,3 +4,6 @@ kind: Kustomization
 
 resources:
   - cluster.yaml
+  - acls.yaml
+  - view.yaml
+  - forward-zones.yaml

apps/base/bind-internal/resolvers/view.yaml

@@ -0,0 +1,23 @@
+---
+# openforwarder view, mirrored from puppet /etc/named/views.conf.
+# match-clients gates access to internal networks; recursion/query are 'any'
+# within the view since match-clients already restricts who reaches it.
+apiVersion: bind.unkin.net/v1alpha1
+kind: BindView
+metadata:
+  name: openforwarder
+  namespace: bind-internal
+spec:
+  clusterRef: bind-resolvers
+  order: 100
+  matchClients:
+    - acl-main.unkin.net
+    - acl-nomad-jobs
+    - acl-common
+    - acl-dmz
+  recursion: true
+  allowQuery:
+    - any
+  extraOptions:
+    - "allow-recursion { any; }"
+    - "allow-query-cache { any; }"

apps/base/bind-system/deployment.yaml

@@ -21,7 +21,7 @@ spec:
         runAsNonRoot: true
       containers:
         - name: operator
-          image: git.unkin.net/unkin/bind-operator:v0.1.3
+          image: git.unkin.net/unkin/bind-operator:v0.1.4
           args:
             - --metrics-bind-address=:8080
             - --health-probe-bind-address=:8081