36898a2c39
* Changes to assign pod priority to kube components. * Removed the boolean flag pod_priority_assignment * Created new priorityclass k8s-cluster-critical * Created new priorityclass k8s-cluster-critical * Fixed the trailing spaces * Fixed the trailing spaces * Added kube version check while creating Priority Class k8s-cluster-critical * Moved k8s-cluster-critical.yml * Moved k8s-cluster-critical.yml to kube_config_dir
73 lines
2.1 KiB
Django/Jinja
73 lines
2.1 KiB
Django/Jinja
---
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apiVersion: extensions/v1beta1
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kind: Deployment
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metadata:
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name: dnsmasq
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namespace: "kube-system"
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labels:
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k8s-app: dnsmasq
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kubernetes.io/cluster-service: "true"
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spec:
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replicas: {{ dnsmasq_min_replicas }}
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selector:
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matchLabels:
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k8s-app: dnsmasq
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strategy:
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type: "Recreate"
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template:
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metadata:
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labels:
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k8s-app: dnsmasq
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kubernetes.io/cluster-service: "true"
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kubespray/dnsmasq-checksum: "{{ dnsmasq_stat.stat.checksum }}"
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spec:
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{% if kube_version|version_compare('v1.11.1', '>=') %}
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priorityClassName: system-cluster-critical
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{% endif %}
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tolerations:
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- effect: NoSchedule
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operator: Exists
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# When having win nodes in cluster without this patch, this pod cloud try to be created in windows
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nodeSelector:
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beta.kubernetes.io/os: linux
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containers:
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- name: dnsmasq
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image: "{{ dnsmasq_image_repo }}:{{ dnsmasq_image_tag }}"
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imagePullPolicy: {{ k8s_image_pull_policy }}
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command:
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- dnsmasq
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args:
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- -k
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- -C
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- /etc/dnsmasq.d/01-kube-dns.conf
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securityContext:
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capabilities:
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add:
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- NET_ADMIN
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resources:
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limits:
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cpu: {{ dns_cpu_limit }}
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memory: {{ dns_memory_limit }}
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requests:
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cpu: {{ dns_cpu_requests }}
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memory: {{ dns_memory_requests }}
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ports:
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- name: dns
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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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volumeMounts:
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- name: etcdnsmasqd
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mountPath: /etc/dnsmasq.d
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- name: etcdnsmasqdavailable
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mountPath: /etc/dnsmasq.d-available
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volumes:
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- name: etcdnsmasqd
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hostPath:
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path: /etc/dnsmasq.d
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- name: etcdnsmasqdavailable
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hostPath:
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path: /etc/dnsmasq.d-available
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dnsPolicy: Default # Don't use cluster DNS.
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