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change default 5s ttl to 30s for coredns to be same with kube-dns/dnsmasq #76238

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merged 1 commit into from Apr 23, 2019
Merged

change default 5s ttl to 30s for coredns to be same with kube-dns/dnsmasq #76238

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1 change: 1 addition & 0 deletions cluster/addons/dns/coredns/coredns.yaml.base
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Expand Up @@ -68,6 +68,7 @@ data:
pods insecure
upstream
fallthrough in-addr.arpa ip6.arpa
ttl 30
}
prometheus :9153
forward . /etc/resolv.conf
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1 change: 1 addition & 0 deletions cluster/addons/dns/coredns/coredns.yaml.in
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Expand Up @@ -68,6 +68,7 @@ data:
pods insecure
upstream
fallthrough in-addr.arpa ip6.arpa
ttl 30
}
prometheus :9153
forward . /etc/resolv.conf
Expand Down
1 change: 1 addition & 0 deletions cluster/addons/dns/coredns/coredns.yaml.sed
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Expand Up @@ -68,6 +68,7 @@ data:
pods insecure
upstream
fallthrough in-addr.arpa ip6.arpa
ttl 30
}
prometheus :9153
forward . /etc/resolv.conf
Expand Down
1 change: 1 addition & 0 deletions cmd/kubeadm/app/phases/addons/dns/manifests.go
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Expand Up @@ -318,6 +318,7 @@ data:
pods insecure
upstream
fallthrough in-addr.arpa ip6.arpa
ttl 30
}{{ .Federation }}
prometheus :9153
forward . {{ .UpstreamNameserver }}
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5 changes: 5 additions & 0 deletions test/e2e/network/dns_configmap.go
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Expand Up @@ -71,6 +71,7 @@ func (t *dnsFederationsConfigMapTest) run() {
pods insecure
upstream
fallthrough in-addr.arpa ip6.arpa
ttl 30
}
federation %v {
abc def.com
Expand All @@ -86,6 +87,7 @@ func (t *dnsFederationsConfigMapTest) run() {
pods insecure
upstream
fallthrough in-addr.arpa ip6.arpa
ttl 30
}
federation %v {
ghi xyz.com
Expand Down Expand Up @@ -235,6 +237,7 @@ func (t *dnsNameserverTest) run(isIPv6 bool) {
pods insecure
upstream
fallthrough in-addr.arpa ip6.arpa
ttl 30
}
forward . %v
}
Expand Down Expand Up @@ -333,6 +336,7 @@ func (t *dnsPtrFwdTest) run(isIPv6 bool) {
pods insecure
upstream
fallthrough in-addr.arpa ip6.arpa
ttl 30
}
forward . %v
}`, framework.TestContext.ClusterDNSDomain, t.dnsServerPod.Status.PodIP),
Expand Down Expand Up @@ -443,6 +447,7 @@ func (t *dnsExternalNameTest) run(isIPv6 bool) {
pods insecure
upstream
fallthrough in-addr.arpa ip6.arpa
ttl 30
}
forward . %v
}`, framework.TestContext.ClusterDNSDomain, t.dnsServerPod.Status.PodIP),
Expand Down