用户创建
debian
# 创建用户
useradd -m logopr
echo 'logopr:123456' | sudo chpasswd
# 添加到sudo
usermod -aG sudo logopr
centos
useradd logopr
echo 'logopr:123456' | sudo chpasswd
# 添加到sudo
usermod -aG wheel newuser
public key
# 生成key秘钥对
ssh-keygen -t rsa -b 4096 -C 'comment'
# 手动将 ~/.ssh/id_rsa.pub 拷贝到远端的 ~/.ssh/authorized_keys