Auto recolor & rename tab after login in a remote server to aviod to mistake operations on some important servers

update ~/.ssh/config for hostname alias and priority identified

Host d01
  HostName 192.168.100.11
  Port 22
  User root
  IdentityFile ~/data/keys/mykey

Host dev-n01
  HostName 172.16.30.101
  Port 22
  User root
  IdentityFile ~/data/keys/mykey

Without oh-my-zsh: put iterm2-ssh.plugin.zsh in any place like ~/.plugins, append fllowing line in your ~/.zshrc:

source ~/.plugins/iterm2-ssh.plugin.zsh

With oh-my-zsh: put the plugin file under ~/.oh-my-zsh/custome/plugins/iterm2-ssh/, and append iterm2-ssh in the constant plugins defined in ~/.zshrc:

...
plugins=(iterm2-ssh)
...

exec $SHELL