100 lines
2.7 KiB
YAML
100 lines
2.7 KiB
YAML
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apiVersion: apps/v1
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kind: DaemonSet
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metadata:
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name: coredns
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namespace: network-dns
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labels:
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app.kubernetes.io/name: coredns
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app.kubernetes.io/instance: network-dns
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app.kubernetes.io/component: authoritative-dns
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spec:
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revisionHistoryLimit: 3
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selector:
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matchLabels:
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app.kubernetes.io/name: coredns
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app.kubernetes.io/instance: network-dns
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updateStrategy:
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type: RollingUpdate
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rollingUpdate:
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maxUnavailable: 0
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maxSurge: 1
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template:
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metadata:
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labels:
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app.kubernetes.io/name: coredns
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app.kubernetes.io/instance: network-dns
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app.kubernetes.io/component: authoritative-dns
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spec:
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serviceAccountName: coredns
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automountServiceAccountToken: false
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securityContext:
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runAsNonRoot: true
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runAsUser: 10001
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runAsGroup: 10001
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fsGroup: 10001
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seccompProfile:
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type: RuntimeDefault
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containers:
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- name: coredns
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image: rancher/mirrored-coredns-coredns:1.15.0@sha256:0a9d8c8ddf34347eb59aad9a8784f0710de88d6d112726d11d271f9bc6daca26
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imagePullPolicy: IfNotPresent
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args:
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- -conf
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- /etc/coredns/Corefile
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readinessProbe:
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tcpSocket:
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port: dot
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periodSeconds: 2
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timeoutSeconds: 1
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failureThreshold: 1
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lifecycle:
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preStop:
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sleep:
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seconds: 3
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ports:
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- name: dns-udp
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containerPort: 53
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protocol: UDP
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- name: dns-tcp
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containerPort: 53
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protocol: TCP
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- name: dot
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containerPort: 853
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protocol: TCP
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- name: metrics
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containerPort: 9153
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protocol: TCP
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resources:
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requests:
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cpu: 25m
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memory: 64Mi
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limits:
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memory: 256Mi
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securityContext:
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allowPrivilegeEscalation: false
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readOnlyRootFilesystem: true
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capabilities:
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drop:
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- ALL
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add:
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- NET_BIND_SERVICE
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volumeMounts:
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- name: corefile
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mountPath: /etc/coredns
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readOnly: true
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- name: zones
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mountPath: /zones
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readOnly: true
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- name: dot-tls
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mountPath: /tls
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readOnly: true
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volumes:
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- name: corefile
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configMap:
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name: network-dns-corefile
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- name: zones
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configMap:
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name: network-dns-zones
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- name: dot-tls
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secret:
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secretName: coredns-dot-tls
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