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pfsense/usr/local/www/vpn_openvpn_create_certs.php

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#!/usr/local/bin/php
<?php
/* $Id$ */
/*
system_advanced_create_certs.php
part of pfSense
Copyright (C) 2004 Scott Ullrich
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
*/
require("guiconfig.inc");
function get_file_contents($filename) {
$filecontents = "";
if(file_exists($filename)) {
$fd = fopen($filename, "r");
$tmp = fread($fd,8096);
$filecontents .= $tmp;
fclose($fd);
return $filecontents;
}
return "File not found " . $filename;
}
$fd = fopen("/etc/ssl/openssl.cnf", "r");
$openssl = fread($fd,8096);
fclose($fd);
/* Lets match the fileds in the read in file and
populate the variables for the form */
preg_match('/\nC\=(.*)\n/', $openssl, $countrycodeA);
preg_match('/\nST\=(.*)\n/', $openssl, $stateorprovinceA);
preg_match('/\nL\=(.*)\n/', $openssl, $citynameA);
preg_match('/\nO\=(.*)\n/', $openssl, $orginizationnameA);
preg_match('/\nOU\=(.*)\n/', $openssl, $orginizationdepartmentA);
preg_match('/\nCN\=(.*)\n/', $openssl, $commonnameA);
$countrycode = $countrycodeA[1];
$stateorprovince = $stateorprovinceA[1];
$cityname = $citynameA[1];
$orginizationname = $orginizationnameA[1];
$orginizationdepartment = $orginizationdepartmentA[1];
$commonname = $commonnameA[1];
if ($_POST) {
/* Grab posted variables and create a new openssl.cnf */
$countrycode=$_POST['countrycode'];
$stateorprovince=$_POST['stateorprovince'];
$cityname=$_POST['cityname'];
$orginizationname=$_POST['orginizationname'];
$orginizationdepartment=$_POST['orginizationdepartment'];
$commonname=$_POST['commonname'];
/* Write out /etc/ssl/openssl.cnf */
$fd = fopen("/etc/ssl/openssl.cnf", "w");
fwrite($fd, "");
fwrite($fd, "[ req ]\n");
fwrite($fd, "distinguished_name=req_distinguished_name \n");
fwrite($fd, "req_extensions = v3_req \n");
fwrite($fd, "prompt=no\n");
fwrite($fd, "default_bits = 1024\n");
fwrite($fd, "default_keyfile = privkey.pem\n");
fwrite($fd, "distinguished_name = req_distinguished_name\n");
fwrite($fd, "attributes = req_attributes\n");
fwrite($fd, "x509_extensions = v3_ca # The extentions to add to the self signed cert\n");
fwrite($fd, "[ req_distinguished_name ] \n");
fwrite($fd, "C=" . $countrycode . " \n");
fwrite($fd, "ST=" . $stateorprovince. " \n");
fwrite($fd, "L=" . $cityname . " \n");
fwrite($fd, "O=" . $orginizationname . " \n");
fwrite($fd, "OU=" . $orginizationdepartment . " \n");
fwrite($fd, "CN=" . $commonname . " \n");
fwrite($fd, "[EMAIL PROTECTED] \n");
fwrite($fd, "[EMAIL PROTECTED] \n");
fwrite($fd, "[ v3_req ] \n");
fwrite($fd, "basicConstraints = critical,CA:FALSE \n");
fwrite($fd, "keyUsage = nonRepudiation, digitalSignature, keyEncipherment, dataEncipherment, keyAgreement \n");
fwrite($fd, "extendedKeyUsage=emailProtection,clientAuth \n");
fwrite($fd, "[ ca ]\n");
fwrite($fd, "default_ca = CA_default\n");
fwrite($fd, "[ CA_default ]\n");
fwrite($fd, "certificate = /tmp/cacert.pem \n");
fwrite($fd, "private_key = /tmp/cakey.pem \n");
fwrite($fd, "dir = /tmp/\n");
fwrite($fd, "certs = /tmp/certs\n");
fwrite($fd, "crl_dir = /tmp/crl\n");
fwrite($fd, "database = /tmp/index.txt \n");
fwrite($fd, "new_certs_dir = /tmp/newcerts \n");
fwrite($fd, "serial = /tmp/serial \n");
fwrite($fd, "crl = /tmp/crl.pem \n");
fwrite($fd, "RANDFILE = /tmp/.rand \n");
fwrite($fd, "x509_extensions = usr_cert \n");
fwrite($fd, "name_opt = ca_default \n");
fwrite($fd, "cert_opt = ca_default \n");
fwrite($fd, "default_days = 365 \n");
fwrite($fd, "default_crl_days = 30 \n");
fwrite($fd, "default_md = md5 \n");
fwrite($fd, "preserve = no \n");
fwrite($fd, "policy = policy_match\n");
fwrite($fd, "[ policy_match ]\n");
fwrite($fd, "countryName = match\n");
fwrite($fd, "stateOrProvinceName = match\n");
fwrite($fd, "organizationName = match\n");
fwrite($fd, "organizationalUnitName = optional\n");
fwrite($fd, "commonName = supplied\n");
fwrite($fd, "emailAddress = optional\n");
fwrite($fd, "[ policy_anything ]\n");
fwrite($fd, "countryName = optional\n");
fwrite($fd, "stateOrProvinceName = optional\n");
fwrite($fd, "localityName = optional\n");
fwrite($fd, "organizationName = optional\n");
fwrite($fd, "organizationalUnitName = optional\n");
fwrite($fd, "commonName = supplied\n");
fwrite($fd, "emailAddress = optional\n");
fwrite($fd, "[ req_distinguished_name ]\n");
fwrite($fd, "countryName = US\n");
fwrite($fd, "[ req_attributes ]\n");
fwrite($fd, "challengePassword = A challenge password\n");
fwrite($fd, "unstructuredName = An optional company name\n");
fwrite($fd, "[ usr_cert ]\n");
fwrite($fd, "basicConstraints=CA:FALSE\n");
fwrite($fd, "[ v3_ca ]\n");
fwrite($fd, "subjectKeyIdentifier=hash\n");
fwrite($fd, "authorityKeyIdentifier=keyid:always,issuer:always\n");
fwrite($fd, "basicConstraints = CA:true\n");
fwrite($fd, "[ crl_ext ]\n");
fwrite($fd, "authorityKeyIdentifier=keyid:always,issuer:always\n");
fclose($fd);
$pgtitle = "VPN: OpenVPN: Create Certs";
include("head.inc");
?>
<script language="JavaScript">
<!--
function f(ta_id){
var d=document, ta, rng;
if(d.all){
ta=d.all[ta_id];
if(ta && ta.createTextRange){
rng=ta.createTextRange();
rng.collapse(false);
rng.select();
} else {
ta_id.focus();
ta_id.select();
ta_id.blur();
}
}
}
-->
</script>
<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
<?php include("fbegin.inc"); ?>
<p class="pgtitle"><?=$pgtitle?></p>
<form action="system_advanced_create_certs.php" method="post" name="iform" id="iform">
<?php if ($input_errors) print_input_errors($input_errors); ?>
<?php if ($savemsg) print_info_box($savemsg); ?>
<p>
<textarea cols="55" rows="1" name="status" id="status" wrap="hard">One moment please... This will take a while!</textarea>
<textarea cols="55" rows="25" name="output" id="output" wrap="hard"></textarea>
</form>
<?php include("fend.inc"); ?>
</body>
</html>
<?php
echo "<script language=\"JavaScript\">document.forms[0].status.value=\"Creating CA...\";</script>";
mwexec("rm -rf /tmp/*");
//mwexec("rm -rf /tmp/newcerts");
safe_mkdir("/tmp/newcerts", 0755);
touch("/tmp/index.txt");
$fd = fopen("/tmp/serial","w");
fwrite($fd, "01\n");
fclose($fd);
/*
mkdir /tmp/newcerts
touch /tmp/index.txt
echo 01 > serial
#Create The Certificate Authority Root Certificate
cd /tmp/ && openssl req -nodes -new -x509 -keyout cakey.pem -out cacert.pem -config /etc/ssl/openssl.cnf
#Create User Certificates
cd /tmp/ && openssl req -nodes -new -keyout vpnkey.pem -out vpncert-req.pem -config /etc/ssl/openssl.cnf
mkdir /tmp/newcerts
openssl ca -out vpncert.pem -in vpncert-req.pem -batch
# Diffie-Hellman Parameters (tls-server only)
dh dh1024.pem
# Root certificate
ca CA-DB/cacert.pem
# Server certificate
cert vpncert.pem
# Server private key
key vpnkey.pem
*/
execute_command_return_output("/usr/bin/openssl req -nodes -new -x509 -keyout /tmp/cakey.pem -out /tmp/cacert.pem -config /etc/ssl/openssl.cnf");
echo "\n<script language=\"JavaScript\">document.forms[0].status.value=\"Creating Server Certificates...\";</script>";
execute_command_return_output("/usr/bin/openssl req -nodes -new -keyout /tmp/vpnkey.pem -out /tmp/vpncert-req.pem -config /etc/ssl/openssl.cnf");
execute_command_return_output("/usr/bin/openssl ca -out /tmp/vpncert.pem -in /tmp/vpncert-req.pem -batch");
echo "\n<script language=\"JavaScript\">document.forms[0].status.value=\"Creating DH Parms...\";</script>";
execute_command_return_output("/usr/bin/openssl dhparam -out /tmp/dh1024.pem 1024");
echo "\n<script language=\"JavaScript\">document.forms[0].status.value=\"Done!\";</script>";
//CLIENT
//mwexec("openssl req -nodes -new -keyout home.key -out home.csr");
//mwexec("openssl ca -out home.crt -in home.csr");
$cacertA = get_file_contents("/tmp/cacert.pem");
$serverkeyA = get_file_contents("/tmp/vpnkey.pem");
$servercertA = get_file_contents("/tmp/vpncert.pem");
$dhpemA = get_file_contents("/tmp/dh1024.pem");
$cacert = ereg_replace("\n","\\n", $cacertA);
$serverkey = ereg_replace("\n","\\n", $serverkeyA);
$dhpem = ereg_replace("\n","\\n", $dhpemA);
//$servercert = ereg_replace("\n","\\n", $servercertA);
$tmp = strstr($servercertA, "-----BEGIN CERTIFICATE-----");
$servercert = ereg_replace("\n","\\n", $tmp);
?>
<script language="JavaScript">
<!--
var ca_cert ='<?= $cacert ?>';
var srv_key ='<?= $serverkey ?>';
var srv_cert ='<?= $servercert ?>';
var dh_param ='<?= $dhpem ?>';
opener.document.forms[0].ca_cert.value=ca_cert;
opener.document.forms[0].srv_key.value=srv_key;
opener.document.forms[0].srv_cert.value=srv_cert;
opener.document.forms[0].dh_param.value=dh_param;
this.close();
-->
</script>
<?php
} else {
$pgtitle = 'OpenVPN: Create Certificates';
include("head.inc");
?>
<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
<form action="vpn_openvpn_create_certs.php" method="post" name="iform" id="iform">
<?php include("fbegin.inc"); ?>
<p class="pgtitle">System: Advanced - Create Certificates</p>
<table width="100%" border="0" cellpadding="6" cellspacing="0">
<tr>
<td width="35%" valign="top" class="vncell"><B>Country Code (2 Letters)</td>
<td width="78%" class="vtable">
<input name="countrycode" value="<?=$countrycode?>">
</span></td>
</tr>
<tr>
<td width="35%" valign="top" class="vncell"><B>State or Province name</td>
<td width="78%" class="vtable">
<input name="stateorprovince" value="<?=$stateorprovince?>">
</span></td>
</tr>
<tr>
<td width="35%" valign="top" class="vncell"><B>City name</td>
<td width="78%" class="vtable">
<input name="cityname" value="<?=$cityname?>">
</span></td>
</tr>
<tr>
<td width="35%" valign="top" class="vncell"><B>Organization name</td>
<td width="78%" class="vtable">
<input name="orginizationname" value="<?=$orginizationname?>">
</span></td>
</tr>
<tr>
<td width="35%" valign="top" class="vncell"><B>Organization department</td>
<td width="78%" class="vtable">
<input name="orginizationdepartment" value="<?=$orginizationdepartment?>">
</span></td>
</tr>
<tr>
<td width="35%" valign="top" class="vncell"><B>Common Name (Your name)</td>
<td width="78%" class="vtable">
<input name="commonname" value="<?=$commonname?>">
</span></td>
</tr>
<!--
<tr>
<td width="35%" valign="top" class="vncell"><B>E-Mail address</td>
<td width="78%" class="vtable">
<input name="email" value="<?=$email?>">
</span></td>
</tr>
-->
<tr>
<td width="35%" valign="top">&nbsp;</td>
<td width="78%">
<input name="Submit" type="submit" class="formbtn" value="Save">
</td>
</tr>
<?php include("fend.inc"); ?>
</body>
</html>
<?php
}
?>
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