93 lines
2 KiB
YAML
93 lines
2 KiB
YAML
apiVersion: v1
|
|
kind: ConfigMap
|
|
metadata:
|
|
name: coredns
|
|
namespace: kube-system
|
|
data:
|
|
Corefile: |
|
|
.:53 {
|
|
errors
|
|
log stdout
|
|
health
|
|
kubernetes CLUSTER_DOMAIN {
|
|
cidrs SERVICE_CIDR
|
|
}
|
|
proxy . /etc/resolv.conf
|
|
cache 30
|
|
}
|
|
---
|
|
apiVersion: extensions/v1beta1
|
|
kind: Deployment
|
|
metadata:
|
|
name: coredns
|
|
namespace: kube-system
|
|
labels:
|
|
k8s-app: coredns
|
|
kubernetes.io/cluster-service: "true"
|
|
kubernetes.io/name: "CoreDNS"
|
|
spec:
|
|
replicas: 1
|
|
selector:
|
|
matchLabels:
|
|
k8s-app: coredns
|
|
template:
|
|
metadata:
|
|
labels:
|
|
k8s-app: coredns
|
|
annotations:
|
|
scheduler.alpha.kubernetes.io/critical-pod: ''
|
|
scheduler.alpha.kubernetes.io/tolerations: '[{"key":"CriticalAddonsOnly", "operator":"Exists"}]'
|
|
spec:
|
|
containers:
|
|
- name: coredns
|
|
image: coredns/coredns:latest
|
|
imagePullPolicy: Always
|
|
args: [ "-conf", "/etc/coredns/Corefile" ]
|
|
volumeMounts:
|
|
- name: config-volume
|
|
mountPath: /etc/coredns
|
|
ports:
|
|
- containerPort: 53
|
|
name: dns
|
|
protocol: UDP
|
|
- containerPort: 53
|
|
name: dns-tcp
|
|
protocol: TCP
|
|
livenessProbe:
|
|
httpGet:
|
|
path: /health
|
|
port: 8080
|
|
scheme: HTTP
|
|
initialDelaySeconds: 60
|
|
timeoutSeconds: 5
|
|
successThreshold: 1
|
|
failureThreshold: 5
|
|
dnsPolicy: Default
|
|
volumes:
|
|
- name: config-volume
|
|
configMap:
|
|
name: coredns
|
|
items:
|
|
- key: Corefile
|
|
path: Corefile
|
|
---
|
|
apiVersion: v1
|
|
kind: Service
|
|
metadata:
|
|
name: kube-dns
|
|
namespace: kube-system
|
|
labels:
|
|
k8s-app: coredns
|
|
kubernetes.io/cluster-service: "true"
|
|
kubernetes.io/name: "CoreDNS"
|
|
spec:
|
|
selector:
|
|
k8s-app: coredns
|
|
clusterIP: CLUSTER_DNS_IP
|
|
ports:
|
|
- name: dns
|
|
port: 53
|
|
protocol: UDP
|
|
- name: dns-tcp
|
|
port: 53
|
|
protocol: TCP
|