This script fetches and puts RabbitMQ client and common libs to deps directory. For rebar: {pre_hooks, [{'get-deps', "./prefetch_rabbit"}]}.

prefetch_rmq

#!/usr/bin/env bash

function install {
	url=$1
	file=${url##*/}
	name=${file%.*}
	dest=${file%-*}
	echo "Installing ${name}"
	if [ -d deps/${dest} ]; then
		echo "Already installed"
	else
		mkdir -p deps;
		cd deps;
		wget $url;
		unzip $file
		rm $file
		mv ${name} ${dest}
		cd -;
		echo "Done"
	fi
}

install http://www.rabbitmq.com/releases/rabbitmq-erlang-client/v3.2.3/amqp_client-3.2.3.ez
install http://www.rabbitmq.com/releases/rabbitmq-erlang-client/v3.2.3/rabbit_common-3.2.3.ez