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backtrace openssl_verify errors so that we can find bad keys - as there is very little relevant context available at this level.

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redmatrix
2016-02-25 14:34:30 -08:00
parent ebfa1a12b9
commit 7972de13ca
3 changed files with 21 additions and 5 deletions
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15
include/crypto.php
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@@ -21,6 +21,21 @@ function rsa_verify($data,$sig,$key,$alg = 'sha256') {
if(intval(OPENSSL_ALGO_SHA256) && $alg === 'sha256')
$alg = OPENSSL_ALGO_SHA256;
$verify = openssl_verify($data,$sig,$key,$alg);
if(! $verify) {
logger('openssl_verify: ' . openssl_error_string(),LOGGER_NORMAL,LOG_ERR);
logger('openssl_verify: key: ' . $key, LOGGER_DEBUG, LOG_ERR);
// provide a backtrace so that we can debug key issues
if(version_compare(PHP_VERSION, '5.4.0') >= 0) {
$stack = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS);
if($stack) {
foreach($stack as $s) {
logger('stack: ' . basename($s['file']) . ':' . $s['line'] . ':' . $s['function'] . '()',LOGGER_DEBUG,LOG_ERR);
}
}
}
}
return $verify;
}