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Catch a previously uncaught exception and add some additional debug logs for signature verification

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This commit is contained in:
James Walker 2010-03-04 01:46:34 -05:00
parent 9cbeac5695
commit ddc4a7d2ff
1 changed files with 15 additions and 1 deletions
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16
plugins/OStatus/lib/magicenvelope.php
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@ -156,18 +156,32 @@ class MagicEnvelope
public function verify($env) public function verify($env)
{ {
if ($env['alg'] != 'RSA-SHA256') { if ($env['alg'] != 'RSA-SHA256') {
common_log(LOG_DEBUG, "Salmon error: bad algorithm");
return false; return false;
} }
if ($env['encoding'] != MagicEnvelope::ENCODING) { if ($env['encoding'] != MagicEnvelope::ENCODING) {
common_log(LOG_DEBUG, "Salmon error: bad encoding");
return false; return false;
} }
$text = base64_decode($env['data']); $text = base64_decode($env['data']);
$signer_uri = $this->getAuthor($text); $signer_uri = $this->getAuthor($text);
$verifier = Magicsig::fromString($this->getKeyPair($signer_uri)); try {
$keypair = $this->getKeyPair($signer_uri);
} catch (Exception $e) {
common_log(LOG_DEBUG, "Salmon error: ".$e->getMessage());
return false;
}
$verifier = Magicsig::fromString($keypair);
if (!$verifier) {
common_log(LOG_DEBUG, "Salmon error: unable to parse keypair");
return false;
}
return $verifier->verify($env['data'], $env['sig']); return $verifier->verify($env['data'], $env['sig']);
} }