52 lines
1.2 KiB
Markdown
52 lines
1.2 KiB
Markdown
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kubernetes ala Ger:
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1 Vagrantfile for provisioning 3 clean CentOS7 virtualbox vm's:
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Vagrantfile:
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- master.ger.test (master-node)
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- worker1.ger.test (worker-node)
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- worker2.ger.test (worker-node)
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kube-depencies.yml: installing kubernetes depencies on all the nodes:
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master.yml : containing the setup of the kubernetes-cluster on the master:
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worker.yml : containing setup of workers/joining the cluster
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- /etc/hosts: host-file
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hosts: ansible hosts info
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Use:
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provision nodes:
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$ vagrant --instance=kubernetes
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install depencies:
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$ ansible-playbook -i hosts ./kube-dependencies.yml
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install master-node:
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$ ansible-playbook -i hosts ./master.yml
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install worker-nodes:
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$ ansible-playbook -i hosts ./workers.yml
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klaar:
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$ ssh ger@master
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[ger@master ~]$ kubectl get nodes
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NAME STATUS ROLES AGE VERSION
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master.ger.test Ready master 2d v1.12.1
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worker1.ger.test Ready worker 47h v1.12.1
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worker2.ger.test Ready worker 47h v1.12.1
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possilbe extras:
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/etc/sysconfig/kubelet: KUBELET_EXTRA_ARGS=--runtime-cgroups=/systemd/system.slice --kubelet-cgroups=/systemd/system.slice
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label node: kubectl label node worker1.ger.test node-role.kubernetes.io/worker=worker
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