Change the PS1 on your provisioned machines (chef)

prompt.sh.erb

# /etc/profile.d/prompt.sh
# Chef managed

extra=""
<%- @color ||= '' %>
if type rvm-prompt >/dev/null 2>&1; then
  extra+="\[\e[1;36m\](\$(rvm-prompt i v g)) "
fi
export PS1="<%= @color %>[\u@\h] \[\e[1;35m\]\w\[\e[0m\] $extra\[\e[0m\]\$ "

ps1.rb

#my own PS1 with a RED date on prod, YELLOW on staging
case node[:app_environment]
  when 'production' then color = '\[\e[0;31m\]'
  when 'staging' then color = '\[\e[0;33m\]'
  else color = ''
end
template "/etc/profile.d/prompt.sh" do
  source "prompt.sh.erb"
  mode "0644"
  owner "root"
  group "root"
  backup 0
  variables(
          :color => color
  )
end