SSH host colors

ssh-host-color.sh

#!/bin/sh
#
# ssh into a machine and automatically set the background
# color of Mac OS X iTerm depending on the hostname.
#
# Installation:
# 1. Save this script to /your_script_location/ssh-host-color.sh
# 2. chmod 755 /your_script_location/ssh-host-color.sh
# 3. alias ssh=/your_script_location/ssh-host-color.sh (add this to .bash_profile)
# 4. Configure your host colors below.

set_term_bgcolor() {
   local R=$1
   local G=$2
   local B=$3
   /usr/bin/osascript <<EOF
tell application "iTerm"
   tell the current terminal
           tell the current session
         set the background color to {$(($R*65535/255)), $(($G*65535/255)), $(($B*65535/255))}
      end tell
   end tell
end tell
EOF
}

# Host-specific background colors.
# the first is blue:
if [[ "$@" =~ <HOSTNAME> ]]; then
   set_term_bgcolor 15 80 100
# and this one should be red:
elif [[ "$@" =~ <HOSTNAME> ]]; then
   set_term_bgcolor 124 10 2
fi

ssh $@

# Default background color.
set_term_bgcolor 0 0 0