...
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mkdir -p $HOME/.kube sudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/config sudo chown $(id -u):$(id -g) $HOME/.kube/config |
> mkdir -p $HOME/.kube
> sudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/config
> sudo chown $(id -u):$(id -g) $HOME/.kube/config
Install Flannel Network Plugin
> kubectl apply -f https://raw.githubusercontent.com/coreos/flannel/master/Documentation/kube-flannel.yml
Verify that all of your kubernetes pods are running
> kubectl get pods --all-namespaces
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Verify that your network is on the right network interface
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kubectl get pods -o wide --all-namespaces
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Code Block |
NAMESPACE NAME READY STATUS RESTARTS AGE kube-system coredns-86c58d9df4-8zk5tIP NODE 1/1 Running NOMINATED NODE 0 47hREADINESS GATES kube-system coredns-86c58d9df4-tsftk8zk5t 10/1 RunningPending 0 2d3h 47h kube-system <none> etcd-k8master <none> <none> 1/1<none> kube-system coredns-86c58d9df4-tsftk Running 1 0/1 47h kube-systemPending 0 kube-apiserver-k8master 2d3h <none> 1/1 <none> Running <none> 1 47h<none> kube-system kube-controller-manageretcd-k8master 1/1 Running 1 47h kube-system kube-flannel-ds-amd64-fl5wp 1/1 Running 1/1 Running 0 2d3h 10.0.3.15 k8master <none> 12s<none> kube-system kube-proxy-88gdq apiserver-k8master 1/1 Running 1 47h kube-system2d3h kube-scheduler-k8master10.0.3.15 k8master <none> 1/1 Running<none> kube-system kube-controller-manager-k8master 1/1 Running 1 2d3h 47h |
Join Worker Nodes
User kubeadm join to join the cluster.
> kubeadm join 192.168.56.100:6443 --token 69sqqp.yelc6ct7o3v3uoqp --discovery-token-ca-cert-hash sha256:03b55f52661338d761e8dd68203b738f3e126428cda239db81c2723a7bccba83
Verify it is all working
From the master node:
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sudo kubectl get nodes NAME10.0.3.15 k8master <none> <none> kube-system STATUS kube-proxy-88gdq ROLES AGE VERSION k8master Ready master1/1 47h Running v1.13.1 k8worker1 Ready <none> 12m2d3h v1.13.1 k8worker210.0.3.15 Ready k8master <none> 6m12s v1.13.1 kubectl get pods --all-namespaces NAMESPACE <none> kube-system NAME kube-scheduler-k8master 1/1 Running 1 READY2d3h STATUS10.0.3.15 k8master RESTARTS AGE kube-system <none> coredns-86c58d9df4-8zk5t <none> |
The Ip should not be 10.0.3.xxx
Install Flannel Network Plugin
> kubectl apply -f https://raw.githubusercontent.com/coreos/flannel/master/Documentation/kube-flannel.yml
Verify that all of your kubernetes pods are running
> kubectl get pods --all-namespaces
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NAMESPACE 1/1 Running 2 47h kube-system coredns-86c58d9df4-tsftk NAME 1/1 Running 2 47h kube-system READY etcd-k8master STATUS RESTARTS AGE kube-system coredns-86c58d9df4-8zk5t 1/1 Running 30 47h kube-system kubecoredns-apiserver86c58d9df4-k8master tsftk 1/1 Running 30 47h kube-system kube-controller-manageretcd-k8master 1/1 Running 3 47h kube-system1/1 kube-flannel-ds-amd64-fl5wp Running 1 47h kube-system kube-apiserver-k8master 1/1 Running 31 25m47h kube-system kube-flannelcontroller-ds-amd64-k26xv manager-k8master 1/1 Running 01 5m4s47h kube-system kube-flannel-ds-amd64-ncg64fl5wp 1/1 Running 10 11m12s kube-system kube-proxy-88gdq 1/1 Running 31 47h kube-system kube-proxy-b6m4d scheduler-k8master 1/1 Running 01 47h |
...
Join Worker Nodes
User kubeadm join to join the cluster.
> kubeadm join 192.168.56.100:6443 --token 69sqqp.yelc6ct7o3v3uoqp --discovery-token-ca-cert-hash sha256:03b55f52661338d761e8dd68203b738f3e126428cda239db81c2723a7bccba83
...
Verify it is all working
From the master node:
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sudo kubectl get nodes NAME STATUS ROLES5m4s kube-system kube-proxy-nxwmh AGE VERSION k8master Ready 1/1 master Running 47h 1 v1.13.1 k8worker1 Ready 11m kube-system kube-scheduler-k8master 1/1 Running 3 47h <none> 12m v1.13.1 k8worker2 Ready <none> 6m12s v1.13.1 kubectl get pods --all-namespaces NAMESPACE NAME READY STATUS RESTARTS AGE kube-system coredns-86c58d9df4-8zk5t 1/1 Running 2 47h kube-system coredns-86c58d9df4-tsftk 1/1 Running 2 47h kube-system etcd-k8master 1/1 Running 3 47h kube-system kube-apiserver-k8master 1/1 Running 3 47h kube-system kube-controller-manager-k8master 1/1 Running 3 47h kube-system kube-flannel-ds-amd64-fl5wp 1/1 Running 3 25m kube-system kube-flannel-ds-amd64-k26xv 1/1 Running 0 5m4s kube-system kube-flannel-ds-amd64-ncg64 1/1 Running 1 11m kube-system kube-proxy-88gdq 1/1 Running 3 47h kube-system kube-proxy-b6m4d 1/1 Running 0 5m4s kube-system kube-proxy-nxwmh 1/1 Running 1 11m kube-system kube-scheduler-k8master 1/1 Running 3 47h |
Now deploy something and verify it all works.
Install Some Example Pods
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> kubectl create -f https://kubernetes.io/examples/application/deployment.yaml
> kubectl get pods
NAME READY STATUS RESTARTS AGE
nginx-deployment-76bf4969df-hkmjp 1/1 Running 0 2m18s
nginx-deployment-76bf4969df-x7f9h 1/1 Running 0 2m18s
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Install Dashboard
From the master node:
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> sudo su
> kubectl create -f https://raw.githubusercontent.com/kubernetes/dashboard/master/aio/deploy/recommended/kubernetes-dashboard.yaml
secret/kubernetes-dashboard-certs created
serviceaccount/kubernetes-dashboard created
role.rbac.authorization.k8s.io/kubernetes-dashboard-minimal created
rolebinding.rbac.authorization.k8s.io/kubernetes-dashboard-minimal created
deployment.apps/kubernetes-dashboard created
service/kubernetes-dashboard created
> kubectl proxy
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From your local machine:
> ssh -L 8001:127.0.0.1:8001 test@192.168.56.100
Browse to:
...Now deploy something and verify it all works.