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coredns-deploy.yaml
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coredns-deploy.yaml
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apiVersion: extensions/v1beta1
kind: Deployment
metadata:
annotations:
labels:
k8s-app: kube-dns-bandido
dns: bandido
kubernetes.io/cluster-service: "true"
version: v0.1
name: coredns-bandido
namespace: kube-system
spec:
progressDeadlineSeconds: 600
replicas: 2
revisionHistoryLimit: 10
selector:
matchLabels:
k8s-app: kube-dns
strategy:
rollingUpdate:
maxSurge: 1
maxUnavailable: 1
type: RollingUpdate
template:
metadata:
creationTimestamp: null
labels:
dns: bandido
k8s-app: kube-dns
spec:
affinity:
podAntiAffinity:
preferredDuringSchedulingIgnoredDuringExecution:
- podAffinityTerm:
labelSelector:
matchExpressions:
- key: k8s-app
operator: In
values:
- kube-dns
topologyKey: kubernetes.io/hostname
weight: 1
containers:
- args:
- -conf
- /etc/coredns/Corefile
image: erickfaustino/coredns-k8szoneaware:latest
imagePullPolicy: Always
livenessProbe:
failureThreshold: 5
httpGet:
path: /health
port: 8080
scheme: HTTP
initialDelaySeconds: 60
periodSeconds: 10
successThreshold: 1
timeoutSeconds: 5
name: coredns
ports:
- containerPort: 53
name: dns
protocol: UDP
- containerPort: 53
name: dns-tcp
protocol: TCP
- containerPort: 9153
name: metrics
protocol: TCP
resources:
limits:
memory: 170Mi
requests:
cpu: 100m
memory: 70Mi
securityContext:
allowPrivilegeEscalation: false
capabilities:
add:
- NET_BIND_SERVICE
drop:
- all
readOnlyRootFilesystem: true
terminationMessagePath: /dev/termination-log
terminationMessagePolicy: File
volumeMounts:
- mountPath: /etc/coredns
name: config-volume
readOnly: true
dnsPolicy: Default
nodeSelector:
beta.kubernetes.io/os: linux
priorityClassName: system-cluster-critical
restartPolicy: Always
schedulerName: default-scheduler
securityContext: {}
serviceAccount: coredns
serviceAccountName: coredns
terminationGracePeriodSeconds: 30
tolerations:
- key: CriticalAddonsOnly
operator: Exists
volumes:
- configMap:
defaultMode: 420
items:
- key: Corefile
path: Corefile
name: coredns-bandido
name: config-volume