Pothos::Object ProxyBlockEval::lookupOrEvalAsType(const Poco::Dynamic::Var &arg)
{
//this is not an expression, but a native JSON type
if (not arg.isString()) return _evalEnv->eval(arg.toString());
//the expression is an already evaluated property
const auto expr = arg.extract<std::string>();
if (_properties.count(expr) != 0) return _properties.at(expr);
//otherwise the expression must be evaluated
//with the evaluated properties as global variables
//use a new eval to avoid poisoning the globals
Pothos::Util::EvalEnvironment evalEnv;
for (const auto &pair : _properties)
{
//Register can fail for non-primitive types
//but those are not used in expressions anyway.
try {evalEnv.registerConstantObj(pair.first, pair.second);}
catch (...){}
}
return evalEnv.eval(expr);
}
void QueueManager::connect(const Poco::DynamicStruct& connectionInformation)
{
MQCNO cno = { MQCNO_DEFAULT };
cno.Version = MQCNO_VERSION_2;
cno.Options = MQCNO_HANDLE_SHARE_BLOCK;
MQCD cd = { MQCD_CLIENT_CONN_DEFAULT };
const std::string channel = connectionInformation["channel"];
const std::string connection = connectionInformation["connection"];
strncpy(cd.ChannelName, channel.c_str(), MQ_CHANNEL_NAME_LENGTH);
strncpy(cd.ConnectionName, connection.c_str(), MQ_CONN_NAME_LENGTH);
cd.TransportType = MQXPT_TCP;
cno.ClientConnPtr = &cd;
// User/Password needs at least MQCNO version 5
#ifdef MQCNO_VERSION_5
MQCSP csp = { MQCSP_DEFAULT };
if (connectionInformation.contains("user"))
{
const std::string user = connectionInformation["user"];
if (user.length() > 0 ) {
const std::string pwd = connectionInformation["pwd"];
csp.AuthenticationType = MQCSP_AUTH_USER_ID_AND_PWD;
csp.CSPUserIdPtr = (MQPTR)user.c_str();
csp.CSPUserIdLength = (MQLONG)user.length();
csp.CSPPasswordPtr = (MQPTR)pwd.c_str();
csp.CSPPasswordLength = (MQLONG)pwd.length();
cno.SecurityParmsPtr = &csp;
cno.Version = MQCNO_VERSION_5;
}
}
#endif
// SSL needs at least MQCNO version 4
// SSL requires MQCD version 7 or later
#if defined(MQCNO_VERSION_4) && defined(MQCD_VERSION_7)
MQSCO sco = { MQSCO_DEFAULT };
MQAIR authInfoRec = { MQAIR_DEFAULT };
if (connectionInformation.contains("ssl"))
{
if (cno.Version == MQCNO_VERSION_2)
{
cno.Version = MQCNO_VERSION_4;
}
const Poco::DynamicStruct ssl = connectionInformation["ssl"].extract<Poco::DynamicStruct>();
if (ssl.contains("cipherspec"))
{
strncpy(cd.SSLCipherSpec, ssl["cipherspec"].toString().c_str(), MQ_SSL_CIPHER_SPEC_LENGTH);
cd.Version = MQCD_VERSION_7;
}
Poco::Dynamic::Var keyrepos = ssl["keyrepos"];
strncpy(sco.KeyRepository, keyrepos.toString().c_str(), MQ_SSL_KEY_REPOSITORY_LENGTH);
if (ssl.contains("fips"))
{
if (ssl["fips"].convert<bool>())
{
sco.FipsRequired = MQSSL_FIPS_YES;
sco.Version = MQSCO_VERSION_2; // A version 2 MQSCO supports FipsRequired
}
}
if (ssl.contains("suiteb"))
{
static std::map<std::string, MQLONG> suiteBTable;
if (suiteBTable.size() == 0)
{
suiteBTable.insert(std::make_pair("none", MQ_SUITE_B_NONE));
suiteBTable.insert(std::make_pair("128 bit", MQ_SUITE_B_128_BIT));
suiteBTable.insert(std::make_pair("192 bit", MQ_SUITE_B_192_BIT));
}
sco.Version = MQSCO_VERSION_3; /* A version 3 MQSCO supports Suite B encryption policy */
Poco::StringTokenizer tokenizer(ssl["suiteb"].toString(), ",", Poco::StringTokenizer::TOK_TRIM);
int n = 0;
for (Poco::StringTokenizer::Iterator it = tokenizer.begin(); it != tokenizer.end() && n < 4; ++it, ++n)
{
std::map<std::string, MQLONG>::iterator suiteBIterator = suiteBTable.find(*it);
if (suiteBIterator == suiteBTable.end())
{
throw Poco::NotFoundException(Poco::format("Unknown SuiteB value: %s", *it));
}
else
{
sco.EncryptionPolicySuiteB[n] = suiteBIterator->second;
}
}
}
if (ssl.contains("certificate_validation_policy"))
{
static std::map<std::string, MQLONG> certValPolicyTable;
if (certValPolicyTable.size() == 0)
{
certValPolicyTable.insert(std::make_pair("any", MQ_CERT_VAL_POLICY_ANY));
certValPolicyTable.insert(std::make_pair("rfc5280", MQ_CERT_VAL_POLICY_RFC5280));
}
sco.Version = MQSCO_VERSION_4; /* A version 4 MQSCO supports certificate validation policy */
std::string certValPolicy = ssl["certificate_validation_policy"].toString();
std::map<std::string, MQLONG>::iterator certValPolicyIterator = certValPolicyTable.find(certValPolicy);
if (certValPolicyIterator == certValPolicyTable.end())
{
throw Poco::NotFoundException(Poco::format("Unknown Certification Validation Policy: %s", certValPolicy));
}
else
{
sco.CertificateValPolicy = certValPolicyIterator->second;
}
}
if (ssl.contains("ocsp_url"))
{
/* OCSP requires MQAIR version 2 or later */
authInfoRec.Version = MQAIR_VERSION_2;
authInfoRec.AuthInfoType = MQAIT_OCSP;
strncpy(authInfoRec.OCSPResponderURL, ssl["ocsp_url"].toString().c_str(), MQ_AUTH_INFO_OCSP_URL_LENGTH);
/* The MQSCO must point to the MQAIR */
sco.AuthInfoRecCount = 1;
sco.AuthInfoRecPtr = &authInfoRec;
}
cno.SSLConfigPtr = &sco;
}
#endif
MQ::MQSubsystem& mqSystem = Poco::Util::Application::instance().getSubsystem<MQ::MQSubsystem>();
_handle = mqSystem.functions().connx(_name, &cno);
inquireQmgrAttrs();
}