SSH接続時にiTermの背景画像を動的に変更するシェルスクリプト

ssh_chbg.sh

#!/bin/bash
set_bg_image() {
  /usr/bin/osascript <<EOF
  tell application "iTerm"
    tell the current terminal
      tell the current session
        set background image path to "$1"
      end tell
    end tell
  end tell
EOF
}

case "$@" in
  sakura* ) set_bg_image ~/bin/ssh_bg_image/sakura.jpg;;
  my_server* ) set_bg_image ~/bin/ssh_bg_image/my_server.png;;
esac

ssh $@

# disconnect local iterm bgimage
set_bg_image ~/bin/ssh_bg_imgge/black.png