41 lines
1.1 KiB
YAML
41 lines
1.1 KiB
YAML
---
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# Split-horizon DNS configuration for CoreDNS
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# This allows different DNS responses for internal vs external domains
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apiVersion: v1
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kind: ConfigMap
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metadata:
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name: coredns-custom
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namespace: kube-system
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data:
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internal-zones.server: |
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# Internal zone configuration for *.internal.${DOMAIN}
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internal.${DOMAIN} {
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errors
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log
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hosts {
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192.168.8.240 example-admin.internal.${DOMAIN}
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192.168.8.240 dashboard.internal.${DOMAIN}
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192.168.8.241 test.internal.${DOMAIN}
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fallthrough
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}
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cache 30
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# Use kubernetes service discovery for internal services
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kubernetes cluster.local {
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pods insecure
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fallthrough in-addr.arpa ip6.arpa
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}
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# Forward to Google DNS if not found locally
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forward . 8.8.8.8 8.8.4.4
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}
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external-zones.server: |
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# External zone configuration for *.${DOMAIN}
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${DOMAIN} {
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errors
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log
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cache 30
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# For external services, forward to Cloudflare for correct public resolution
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forward . 1.1.1.1 8.8.8.8 {
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max_concurrent 1000
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}
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} |