#!/bin/bash

# Make .bashrc available to non interactive shells (.sh scripts)
export BASH_ENV=~/.bashrc

env=~/.ssh/agent.env

loadEnv () {
	test -f "$env" && . "$env" >| /dev/null ;
}
startAgent() {
	(umask 077; ssh-agent >| "$env")
    . "$env" >| /dev/null ;
}
addKeys() {
	keys=`find ~/.ssh -name '*_rsa'`
	if [ "$keys" ]; then
		for i in $keys; do
			local identity=`ssh-keygen -lf $i`
			ssh-add -l | grep -q "$identity" || ssh-add $i
		done
	fi
}

loadEnv

sshState=$(ssh-add -l >| /dev/null 2>&1; echo $?)

if [ ! "$SSH_AUTH_SOCK" ] || [ $sshState = 2 ]; then
	startAgent
	addKeys
elif [ "$SSH_AUTH_SOCK" ] && [ $sshState = 1 ]; then
	addKeys
fi

unset env