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Chk sig when if it exists

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This commit is contained in:
Paul Chen 2008-12-08 23:08:17 +00:00
parent 5d785c9397
commit e71ce5997f
2 changed files with 37 additions and 16 deletions
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29
sign_demo.php
View File

@ -6,12 +6,25 @@ require_once 'common.php';
$trace = true;
$act = getHttpVal('act', '');
$apiKey64 = getHttpVal('apikey', 'kNapft02c1a81N4MEMDcC/mgcGc=');
if ($act == 'sign_req') {
$id = getHttpVal('id', '');
if ($apiKey64 == '') {
echo 'API key cannot be empty!';
exit;
} else {
echo '<h2>Sign the request</h2>';
}
$id = getHttpVal('id', 0);
if ($id < 1) {
echo 'Client id is missing!';
exit;
}
$otp = getHttpVal('otp', '');
$t = getHttpVal('t', '');
$apiKey = base64_decode(getHttpVal('apikey', ''));
$apiKey = base64_decode($apiKey64);
$a['id'] = $id;
$a['otp'] = $otp;
@ -26,10 +39,16 @@ if ($act == 'sign_req') {
// '>Test submit the request >> </a>';
} else if ($act == 'sign_resp') {
if ($apiKey64 == '') {
echo 'API key cannot be empty!';
exit;
} else {
echo '<h2>Sign the response</h2>';
}
$status = getHttpVal('status', '');
$t = getHttpVal('t', '');
$info = getHttpVal('info', '');
$apiKey = base64_decode(getHttpVal('apikey', ''));
$apiKey = base64_decode($apiKey64);
$a['status'] = $status;
$a['t'] = $t;
@ -45,7 +64,7 @@ echo '<hr><table><tr><td valign=top><h3>Generate a request signature</h3>'.
'<form action=sign_demo.php method=post>' .
'<input name=act value=sign_req type=hidden>' .
'api key: (use your api key issued to you by Yubico in b64 format): ' .
'<input name=apikey size=45 maxlength=100 value="kNapft02c1a81N4MEMDcC/mgcGc="><p>' .
'<input name=apikey size=45 maxlength=100 value="'.$apiKey64.'"><p>' .
'id (your client id): <input name=id size=5 maxlength=10><p>' .
'otp: <input name=otp size=45 maxlength=100><p>' .
'<input type=submit value="Test sign the request">' .
@ -56,7 +75,7 @@ echo '<td valign=top><h3>Generate a response signature</h3>'.
'<form action=sign_demo.php method=post>' .
'<input name=act value=sign_resp type=hidden>' .
'api key: (put your api key here in b64 format): ' .
'<input name=apikey size=45 maxlength=100 value="kNapft02c1a81N4MEMDcC/mgcGc="><p>' .
'<input name=apikey size=45 maxlength=100 value="'.$apiKey64.'"><p>' .
'Status: <select name=status>
<option value=S_OK>OK
<option value=S_BAD_OTP>BAD_OTP

24
verifyOTP.php
View File

@ -55,28 +55,30 @@ $apiKey = base64_decode($ad['c_secret']);
//// Check signature
//
if ($ad['chk_sig']) {
$h = getHttpVal('h', '');
if ($ad['chk_sig'] && $h == '') {
sendResp(S_MISSING_PARAMETER, 'h');
debug('Signature missing');
exit;
} else if ($ad['chk_sig'] || $h != '') {
// Create the signature using the API key
$a = array ();
$a['id'] = $client;
$a['otp'] = $otp;
$hmac = sign($a, $apiKey);
if (($h = getHttpVal('h', '')) == '') {
sendResp(S_MISSING_PARAMETER, 'h');
debug('signature missing, hmac=' . $hmac);
// Compare it
if ($hmac != $h) {
sendResp(S_BAD_SIGNATURE);
debug('h=' . $h . ', hmac=' . $hmac);
exit;
} else
if ($hmac != $h) {
sendResp(S_BAD_SIGNATURE);
debug('h=' . $h . ', hmac=' . $hmac);
exit;
}
}
}
//// Decode OTP from input
//
debug('From the OTP validation request:');
debug('OTP validation req:');
$decoded_token = Yubikey :: Decode($otp, $key16);
debug($decoded_token);
if (!is_array($decoded_token)) {