Knife bootstrap shell wrapper

bootstrap.sh

#!/bin/bash
set -x
if [ $# == 2 ]; then
    echo ">>> Cleaning up existing chef environment"
    knife node delete -y $2
    knife client delete -y $2
    ssh -l root $2 'yum remove -y chef'
    ssh -l root $2 'rm -rf /etc/chef'
    ssh -l root $2 'rm -rf /opt/chef'
    echo ">>> Bootstrapping $1 $2"
    knife bootstrap -E $1 -x root $2 -N $2
    knife node run_list add $2 "recipe[mysql],recipe[memcache]"
    scp ~/.chef/encrypted_data_bag_secret root@$2:/etc/chef/
    echo ">>> Running Chef Client"
    ssh -l root $2 'chef-client'
    exit 0
else
    echo "wrong number of parameters"
    exit 1
fi