Remove deletion of coredns deployment. (#7211)

* Add unique annotation on coredns deployment and only remove existing deployment if annotation is missing.

* Ignore errors when gathering coredns deployment details to handle case where it doesn't exist yet

* Remove run_once, deletegate_to and add to when statement
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David Louks 2021-02-09 08:02:40 -06:00 committed by GitHub
parent aad78840a0
commit 0cc1726781
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2 changed files with 11 additions and 0 deletions

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@ -1,4 +1,13 @@
---
- name: Kubernetes Apps | Register coredns deployment annotation `createdby`
shell: "{{ bin_dir }}/kubectl get deploy -n kube-system coredns -o jsonpath='{ .spec.template.metadata.annotations.createdby }'"
register: createdby_annotation
changed_when: false
ignore_errors: true
when:
- dns_mode in ['coredns', 'coredns_dual']
- inventory_hostname == groups['kube-master'][0]
- name: Kubernetes Apps | Delete kubeadm CoreDNS
kube:
name: "coredns"
@ -9,6 +18,7 @@
when:
- dns_mode in ['coredns', 'coredns_dual']
- inventory_hostname == groups['kube-master'][0]
- createdby_annotation.stdout != 'kubespray'
- name: Kubernetes Apps | Delete kubeadm Kube-DNS service
kube:

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@ -23,6 +23,7 @@ spec:
k8s-app: kube-dns{{ coredns_ordinal_suffix }}
annotations:
seccomp.security.alpha.kubernetes.io/pod: 'runtime/default'
createdby: 'kubespray'
spec:
priorityClassName: system-cluster-critical
nodeSelector: