#!/bin/bash
#############################################################
# Description: Script to change p12 certs into pem          #
# Author: Alessandra Forti                                  #
# Institute: University of Manchester                       #
# Created: 29 October 2007                                  #
# License:  EGEE                                            #
# $Id: #
#############################################################

P12=$1
KEY="$HOME/.globus/userkey.pem"
CERT="$HOME/.globus/usercert.pem"

if [ -z "$P12" ] ; then
    echo "Usage: $0 <your-p12-cert>"
    exit
fi

if [ ! -r "$P12" ] ; then
    echo "$P12 not readable"
    exit
fi

# make sure $HOME/.globus is there
mkdir -p $HOME/.globus

echo "Generating your private cert"

openssl pkcs12 -clcerts -nokeys -in $P12 -out $CERT
chmod 644 $CERT

echo

echo "Generating your private key"

# Make sure key is writable
if [ -r $KEY ] ; then
    chmod 600 $KEY
fi

openssl pkcs12 -nocerts -in $P12 -out $KEY
chmod 400 $KEY