示例#1
0
/*
 * GetPublicKey()
 *
 * Get the publickey from supported sources (ie. dns/txt)
 */
void Validatory::GetPublicKey(const DKIM::Signature& sig,
		DKIM::PublicKey& pubkey)
	throw (DKIM::PermanentError, DKIM::TemporaryError)
{
	if (sig.GetQueryType() == DKIM::Signature::DKIM_Q_DNSTXT)
	{
		std::string query = sig.GetSelector() + "._domainkey." + sig.GetDomain();
		std::string publicKey;

		if ((CustomDNSResolver?
					CustomDNSResolver(query, publicKey, CustomDNSData):
					DKIM::Util::Resolver().GetTXT(query, publicKey)
			))
		{
			if (publicKey.empty())
				throw DKIM::PermanentError(StringFormat("No key for signature %s._domainkey.%s",
							sig.GetSelector().c_str(),
							sig.GetDomain().c_str()
							)
						);
			pubkey.Parse(publicKey);
			return;
		}
		throw DKIM::TemporaryError(StringFormat("DNS query failed for %s._domainkey.%s",
					sig.GetSelector().c_str(),
					sig.GetDomain().c_str()
					)
				);
	}
	throw DKIM::PermanentError(StringFormat("Unsupported query type %d",
				(int)sig.GetQueryType()
				)
			);
}
示例#2
0
	void _SignMailTest(const SignatoryOptions& options, const std::string& mail)
	{
		std::string head;
		std::stringstream fp;
		std::stringstream fp2;
		std::string DKIMPublicKey = "v=DKIM1; p=" DKIM_PUBLICKEY "; t=s";

		fp.str(mail);
		CPPUNIT_ASSERT_NO_THROW ( head = Signatory(fp).CreateSignature(options) );

		fp2.str(head + "\r\n" + mail);
		Validatory myValidatory(fp2);

		const Validatory::SignatureList& siglist = myValidatory.GetSignatures();
		CPPUNIT_ASSERT ( siglist.size() == 1 );

		DKIM::Signature sig;
		CPPUNIT_ASSERT_NO_THROW ( myValidatory.GetSignature(siglist.begin(), sig) );

		DKIM::PublicKey pub;
		CPPUNIT_ASSERT_NO_THROW ( pub.Parse(DKIMPublicKey) );
		CPPUNIT_ASSERT_NO_THROW ( myValidatory.CheckSignature(siglist.begin(), sig, pub) );
		CPPUNIT_ASSERT_NO_THROW ( myValidatory.CheckSignature(*(siglist.begin()), sig, pub) );
	}