17f07e2613
* Enable AutoScaler for CoreDNS * Only use one template for dns autoscaler * Rename a few variables for replicas and minimum pods * Rename a few variables for replicas and minimum pods * Remove replicas to make autoscale work * Cleanup kubedns-autoscaler as it has been renamed
43 lines
1.5 KiB
YAML
43 lines
1.5 KiB
YAML
---
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- name: Kubernetes Apps | Lay Down KubeDNS Template
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template:
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src: "{{ item.file }}.j2"
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dest: "{{ kube_config_dir }}/{{ item.file }}"
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with_items:
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- { name: kube-dns, file: kubedns-sa.yml, type: sa }
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- { name: kube-dns, file: kubedns-deploy.yml, type: deployment }
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- { name: kube-dns, file: kubedns-svc.yml, type: svc }
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- { name: dns-autoscaler, file: dns-autoscaler-sa.yml, type: sa }
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- { name: dns-autoscaler, file: dns-autoscaler-clusterrole.yml, type: clusterrole }
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- { name: dns-autoscaler, file: dns-autoscaler-clusterrolebinding.yml, type: clusterrolebinding }
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- { name: dns-autoscaler, file: dns-autoscaler.yml, type: deployment }
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register: kubedns_manifests
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when:
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- dns_mode in ['kubedns','dnsmasq_kubedns']
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- inventory_hostname == groups['kube-master'][0]
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tags:
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- dnsmasq
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- kubedns
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# see https://github.com/kubernetes/kubernetes/issues/45084, only needed for "old" kube-dns
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- name: Kubernetes Apps | Patch system:kube-dns ClusterRole
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command: >
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{{ bin_dir }}/kubectl patch clusterrole system:kube-dns
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--patch='{
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"rules": [
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{
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"apiGroups" : [""],
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"resources" : ["endpoints", "services"],
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"verbs": ["list", "watch", "get"]
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}
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]
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}'
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when:
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- dns_mode in ['kubedns', 'dnsmasq_kubedns']
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- inventory_hostname == groups['kube-master'][0]
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- rbac_enabled and kubedns_version is version("1.11.0", "<", strict=True)
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tags:
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- dnsmasq
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- kubedns
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