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this is a test blog for svg animation

fine line 2

  1. 升级内核加载 NAT 模块

由于tlinux2.2 内核默认不带 NAT，而云途腾部署依赖docker服务，需要升级内核。

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echo "100.115.83.221  mirrors.tencent.com" >>/etc/hosts
yum install https://mirrors.tencent.com/tlinux/rpm/tlinux-release-2-11.tl2.x86_64.rpm -y 
yum install kernel -y 
sudo ip link add name docker0 type bridge
sudo ip addr add dev docker0 172.17.42.1/16

重启服务器

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reboot
  1. 配置免密

3.1 从管理节点到扩容节点免密

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ssh-copy-id $new_node_ip

3.2 扩容节点需要本地回环免密

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vi /etc/ssh/sshd_config
## 取消注释本地回环
ListenAddress 0.0.0.0
systemctl restart sshd
ssh-keygen  
# 一路回车
ssh-copy-id localhost
ssh-copy-id $new_node_ip
  1. 配置免密

3.1 从管理节点到扩容节点免密

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ssh-copy-id $new_node_ip

3.2 扩容节点需要本地回环免密

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vi /etc/ssh/sshd_config
## 取消注释本地回环
ListenAddress 0.0.0.0
systemctl restart sshd
ssh-keygen  
# 一路回车
ssh-copy-id localhost
ssh-copy-id $new_node_ip
  1. 配置免密

3.1 从管理节点到扩容节点免密

1
ssh-copy-id $new_node_ip

3.2 扩容节点需要本地回环免密

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vi /etc/ssh/sshd_config
## 取消注释本地回环
ListenAddress 0.0.0.0
systemctl restart sshd
ssh-keygen  
# 一路回车
ssh-copy-id localhost
ssh-copy-id $new_node_ip

  1. 配置免密

  2. 配置免密

3.1 从管理节点到扩容节点免密

1
ssh-copy-id $new_node_ip

3.2 扩容节点需要本地回环免密

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vi /etc/ssh/sshd_config
## 取消注释本地回环
ListenAddress 0.0.0.0
systemctl restart sshd
ssh-keygen  
# 一路回车
ssh-copy-id localhost
ssh-copy-id $new_node_ip
  1. 配置免密

3.1 从管理节点到扩容节点免密

1
ssh-copy-id $new_node_ip

3.2 扩容节点需要本地回环免密

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vi /etc/ssh/sshd_config
## 取消注释本地回环
ListenAddress 0.0.0.0
systemctl restart sshd
ssh-keygen  
# 一路回车
ssh-copy-id localhost
ssh-copy-id $new_node_ip
  1. 配置免密

3.1 从管理节点到扩容节点免密

1
ssh-copy-id $new_node_ip

3.2 扩容节点需要本地回环免密

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vi /etc/ssh/sshd_config
## 取消注释本地回环
ListenAddress 0.0.0.0
systemctl restart sshd
ssh-keygen  
# 一路回车
ssh-copy-id localhost
ssh-copy-id $new_node_ip

3.1 从管理节点到扩容节点免密

1
ssh-copy-id $new_node_ip

3.2 扩容节点需要本地回环免密

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vi /etc/ssh/sshd_config
## 取消注释本地回环
ListenAddress 0.0.0.0
systemctl restart sshd
ssh-keygen  
# 一路回车
ssh-copy-id localhost
ssh-copy-id $new_node_ip