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[stable/node-local-dns] add noIPv6Lookups config option #587

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merged 2 commits into from
Jun 26, 2024
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[stable/node-local-dns] add noIPv6Lookups config option #587

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837658b
add noIPv6Lookups config option
andrii29 Jun 25, 2024
f06d52f
update indent
andrii29 Jun 25, 2024
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2 changes: 1 addition & 1 deletion stable/node-local-dns/Chart.yaml
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
apiVersion: v2
name: node-local-dns
version: 2.0.12
version: 2.0.13
appVersion: 1.23.1
maintainers:
- name: gabrieladt
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3 changes: 2 additions & 1 deletion stable/node-local-dns/README.md
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@@ -1,6 +1,6 @@
# node-local-dns

![Version: 2.0.12](https://img.shields.io/badge/Version-2.0.12-informational?style=flat-square) ![AppVersion: 1.23.1](https://img.shields.io/badge/AppVersion-1.23.1-informational?style=flat-square)
![Version: 2.0.13](https://img.shields.io/badge/Version-2.0.13-informational?style=flat-square) ![AppVersion: 1.23.1](https://img.shields.io/badge/AppVersion-1.23.1-informational?style=flat-square)

A chart to install node-local-dns.

Expand Down Expand Up @@ -57,6 +57,7 @@ helm install my-release deliveryhero/node-local-dns -f values.yaml
| config.dnsServer | string | `"172.20.0.10"` | |
| config.healthPort | int | `8080` | |
| config.localDns | string | `"169.254.20.25"` | |
| config.noIPv6Lookups | bool | `false` | |
| config.prefetch.amount | int | `3` | |
| config.prefetch.duration | string | `"30s"` | |
| config.prefetch.enabled | bool | `false` | |
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20 changes: 20 additions & 0 deletions stable/node-local-dns/templates/configmap.yaml
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Expand Up @@ -30,6 +30,11 @@ data:
forward . __PILLAR__CLUSTER__DNS__ {
{{ .Values.config.commProtocol }}
}
{{- if .Values.config.noIPv6Lookups }}
template IN AAAA {
rcode NOERROR
}
{{- end }}
prometheus :9253
health :{{ .Values.config.healthPort }}
}
Expand All @@ -52,6 +57,11 @@ data:
forward . __PILLAR__CLUSTER__DNS__ {
{{ .Values.config.commProtocol }}
}
{{- if .Values.config.noIPv6Lookups }}
template IN AAAA {
rcode NOERROR
}
{{- end }}
prometheus :9253
}
ip6.arpa:53 {
Expand All @@ -73,6 +83,11 @@ data:
forward . __PILLAR__CLUSTER__DNS__ {
{{ .Values.config.commProtocol }}
}
{{- if .Values.config.noIPv6Lookups }}
template IN AAAA {
rcode NOERROR
}
{{- end }}
prometheus :9253
}
.:53 {
Expand All @@ -93,5 +108,10 @@ data:
{{- end }}
forward . __PILLAR__UPSTREAM__SERVERS__
prometheus :9253
{{- if .Values.config.noIPv6Lookups }}
template IN AAAA {
rcode NOERROR
}
{{- end }}
}
{{ end }}
3 changes: 3 additions & 0 deletions stable/node-local-dns/values.yaml
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Expand Up @@ -22,6 +22,9 @@ config:
# Set communication protocol. Options are `prefer_udp` or `force_tcp`
commProtocol: "force_tcp"

# If true, return NOERROR when attempting to resolve an IPv6 address
noIPv6Lookups: false

# If enabled, coredns will prefetch popular items when they are about to be expunged from the cache. https://coredns.io/plugins/cache/
prefetch:
enabled: false
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