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multi master kubernetes cluster running on vagrant and multi master kubernetes installation scripts based on Kelsey Hightower's kubernetes the hardway

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Vagrant kubernetes cluster

A HA kubernetes cluster to be run with Vagrant.

Setup

  • Create a new virtual network with ip range 10.240.0.0/24.
    • For Windows, see here.
    • For Linux, see here.
  • run init.sh to generate CA.
  • vagrant up.

Pod Network

To ping pods within pods running on different nodes, run below commands on the host machine:

  • *nix:
    • route add -net 10.200.1.0 netmask 255.255.255.0 gw 10.240.0.31
    • route add -net 10.200.2.0 netmask 255.255.255.0 gw 10.240.0.32
    • ...
  • Windows:
    • route add 10.200.1.0 mask 255.255.255.0 10.240.0.31 metric 325
    • route add 10.200.2.0 mask 255.255.255.0 10.240.0.32 metric 325
    • ...

DNS Addon

  • Run the below command to start kube-dns:
    • kubectl apply -f https://raw.githubusercontent.com/acedemand/kubernetes-cluster/master/deployments/kube-dns.yaml
  • Run the below command to start flannel:
    • kubectl apply -f https://raw.githubusercontent.com/acedemand/kubernetes-cluster/master/deployments/kube-flannel.yaml

Dashboard

Run the below command to start dashboard:

  • kubectl apply -f https://raw.githubusercontent.com/acedemand/kubernetes-cluster/master/deployments/kubernetes-dashboard.yaml
  • Run kubectl -n kube-system edit service kubernetes-dashboard
  • Change type: ClusterIP to type: NodePort
  • Run kubectl -n kube-system get service kubernetes-dashboard to get exposed service port.
  • Open your browser and go to https://<node-ip>:<nodePort>

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multi master kubernetes cluster running on vagrant and multi master kubernetes installation scripts based on Kelsey Hightower's kubernetes the hardway

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