Environmental
centos 7
Kubernetes There are three methods of installation: yum, binary, kubeadm, demonstrated here kubeadm.
First, the preparations
1, the software version
| software | version |
| kubernetes | v1.15 |
| CentOS7.6 | CentOS Linux release 7.6.1810(Core) |
| Docker | v19.09 |
| flannel | 0.10.0 |
2, cluster topology
| IP | Character | CPU name |
| 192.168.118.106 | master | node106 k8s-master |
| 192.168.118.107 | node01 | node107 k8s-node01 |
| 192.168.118.108 | node02 | node108 k8s-node02 |
Node and network planning as follows: