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система_kubernetes [2024/04/06 11:26] val [Развертывание через kubeadm] |
система_kubernetes [2024/04/16 16:43] val [namespace для своего приложения] |
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=== Установка ПО === | === Установка ПО === | ||
+ | === !!! Обратитесь к преподавателю !!! === | ||
<code> | <code> | ||
node1# bash -c ' | node1# bash -c ' | ||
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==== Развертывание через Kubespray ==== | ==== Развертывание через Kubespray ==== | ||
+ | |||
+ | === !!! Обратитесь к преподавателю !!! === | ||
* [[https://github.com/kubernetes-sigs/kubespray]] | * [[https://github.com/kubernetes-sigs/kubespray]] | ||
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$ kubectl delete pod/my-webd-NNNNNNNNNN-NNNNN -n my-ns | $ kubectl delete pod/my-webd-NNNNNNNNNN-NNNNN -n my-ns | ||
+ | </code> | ||
+ | |||
+ | * [[https://learnk8s.io/kubernetes-rollbacks|How do you rollback deployments in Kubernetes?]] | ||
+ | |||
+ | <code> | ||
+ | gitlab-runner@server:~$ kubectl -n my-ns rollout history deployment/my-webd | ||
+ | deployment.apps/my-webd | ||
+ | REVISION CHANGE-CAUSE | ||
+ | 1 <none> | ||
+ | ... | ||
+ | N <none> | ||
+ | |||
+ | gitlab-runner@server:~$ kubectl -n my-ns rollout history deployment/my-webd --revision=1 | ||
+ | ... | ||
+ | Image: server.corpX.un:5000/student/webd:ver1.1 | ||
+ | ... | ||
+ | |||
+ | kubectl -n my-ns rollout undo deployment/my-webd --to-revision=1 | ||
+ | |||
+ | gitlab-runner@server:~$ kubectl -n my-ns rollout undo deployment/my-webd --to-revision=1 | ||
+ | |||
+ | gitlab-runner@server:~$ kubectl -n my-ns rollout history deployment/my-webd | ||
+ | deployment.apps/my-webd | ||
+ | REVISION CHANGE-CAUSE | ||
+ | 2 <none> | ||
+ | ... | ||
+ | N+1 <none> | ||
</code> | </code> | ||
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node1# kubectl get all -n ingress-nginx | node1# kubectl get all -n ingress-nginx | ||
- | node1# ### kubectl delete -f ingress-nginx.controller-v1.3.1.baremetal.yaml | + | node1# ###kubectl delete -A ValidatingWebhookConfiguration ingress-nginx-admission |
+ | |||
+ | node1# ###kubectl delete -f ingress-nginx.controller-v1.3.1.baremetal.yaml | ||
</code> | </code> | ||
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storage: 128Mi | storage: 128Mi | ||
# storage: 8Gi | # storage: 8Gi | ||
- | # volumeMode: Filesystem | ||
accessModes: | accessModes: | ||
- ReadWriteMany | - ReadWriteMany | ||
Line 1089: | Line 1120: | ||
<code> | <code> | ||
$ kubectl apply -f https://raw.githubusercontent.com/longhorn/longhorn/v1.6.0/deploy/longhorn.yaml | $ kubectl apply -f https://raw.githubusercontent.com/longhorn/longhorn/v1.6.0/deploy/longhorn.yaml | ||
+ | |||
+ | $ kubectl -n longhorn-system get pods -o wide --watch | ||
Setting->General | Setting->General | ||
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* Делаем снапшот | * Делаем снапшот | ||
- | * Что-то ломаем | + | * Что-то ломаем (удаляем пользователя) |
* Останавливаем сервис | * Останавливаем сервис | ||