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Kubernetes: Difference between revisions
→kubeadm
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====kubeadm==== | ====kubeadm==== | ||
kubeadm | Deploy a Kubernetes cluster using kubeadm | ||
{{hidden | Install Commands | | {{hidden | Install Commands | | ||
<pre> | <pre> | ||
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--pod-network-cidr=10.0.0.0/16 | --pod-network-cidr=10.0.0.0/16 | ||
# (Optional) Remove taint on control-node to allow job scheduling | |||
kubectl taint nodes --all node-role.kubernetes.io/master- | |||
</pre> | |||
}} | |||
{{hidden | Setup Networking With Calico | | |||
After creating you control plane, you need to deploy a network plugin.<br> | |||
Popular choices are Calico and Flannel.<br> | |||
See [https://projectcalico.docs.tigera.io/getting-started/kubernetes/quickstart Quickstart] | |||
<pre> | |||
# Setup calico networking | # Setup calico networking | ||
kubectl create -f https://projectcalico.docs.tigera.io/manifests/tigera-operator.yaml | kubectl create -f https://projectcalico.docs.tigera.io/manifests/tigera-operator.yaml | ||
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spec: {} | spec: {} | ||
EOF | EOF | ||
</pre> | </pre> | ||
{{hidden | Add worker nodes | | {{hidden | Add worker nodes | | ||
Run the following on worker nodes. | Run the following on worker nodes. | ||
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</pre> | </pre> | ||
}} | }} | ||
{{hidden | Ingress Controller (ingress-nginx) | | |||
The ingress controller is used to forward HTTP requests to the appropriate ingress.<br> | |||
See https://kubernetes.github.io/ingress-nginx/. | |||
}} | |||
{{hidden | Local Balancer (MetalLB) (Optional) | | |||
See https://metallb.universe.tf/installation/.<br> | |||
I do not have this set up on mine but if you want proper load balancing, you should set it up. | |||
}} | |||
;Notes | ;Notes | ||
* [https://stackoverflow.com/questions/57504063/calico-kubernetes-pods-cant-ping-each-other-use-cluster-ip https://stackoverflow.com/questions/57504063/calico-kubernetes-pods-cant-ping-each-other-use-cluster-ip] | * [https://stackoverflow.com/questions/57504063/calico-kubernetes-pods-cant-ping-each-other-use-cluster-ip https://stackoverflow.com/questions/57504063/calico-kubernetes-pods-cant-ping-each-other-use-cluster-ip] | ||