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/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
#include "Authorise.h"
#include "Exception.h"
#include "Filter.h"
#include "qpid/amqp/descriptors.h"
#include "qpid/broker/AclModule.h"
#include "qpid/broker/Exchange.h"
#include "qpid/broker/Message.h"
#include "qpid/broker/Queue.h"
#include "qpid/types/Variant.h"
#include <map>
#include <boost/lexical_cast.hpp>
namespace qpid {
namespace broker {
namespace amqp {
namespace {
const std::string B_TRUE("true");
const std::string B_FALSE("false");
const std::string POLICY_TYPE("qpid.policy_type");
}
Authorise::Authorise(const std::string& u, AclModule* a) : user(u), acl(a) {}
void Authorise::access(const std::string& name)
{
if (acl) {
std::map<acl::Property, std::string> params;
if (!acl->authorise(user, acl::ACT_ACCESS, acl::OBJ_EXCHANGE, name, ¶ms))
throw Exception(qpid::amqp::error_conditions::UNAUTHORIZED_ACCESS, QPID_MSG("ACL denied exchange access request from " << user));
}
}
void Authorise::access(boost::shared_ptr<Exchange> exchange)
{
if (acl) {
std::map<acl::Property, std::string> params;
params.insert(std::make_pair(acl::PROP_TYPE, exchange->getType()));
params.insert(std::make_pair(acl::PROP_DURABLE, exchange->isDurable() ? B_TRUE : B_FALSE));
if (!acl->authorise(user, acl::ACT_ACCESS, acl::OBJ_EXCHANGE, exchange->getName(), ¶ms))
throw Exception(qpid::amqp::error_conditions::UNAUTHORIZED_ACCESS, QPID_MSG("ACL denied exchange access request from " << user));
}
}
void Authorise::access(boost::shared_ptr<Queue> queue)
{
if (acl) {
const QueueSettings& settings = queue->getSettings();
std::map<acl::Property, std::string> params;
boost::shared_ptr<Exchange> altex = queue->getAlternateExchange();
if (altex)
params.insert(std::make_pair(acl::PROP_ALTERNATE, altex->getName()));
params.insert(std::make_pair(acl::PROP_DURABLE, settings.durable ? B_TRUE : B_FALSE));
params.insert(std::make_pair(acl::PROP_EXCLUSIVE, queue->hasExclusiveOwner() ? B_TRUE : B_FALSE));
params.insert(std::make_pair(acl::PROP_AUTODELETE, settings.autodelete ? B_TRUE : B_FALSE));
qpid::types::Variant::Map::const_iterator i = settings.original.find(POLICY_TYPE);
if (i != settings.original.end())
params.insert(std::make_pair(acl::PROP_POLICYTYPE, i->second.asString()));
if (settings.maxDepth.hasCount())
params.insert(std::make_pair(acl::PROP_MAXQUEUECOUNT, boost::lexical_cast<std::string>(settings.maxDepth.getCount())));
if (settings.maxDepth.hasCount())
params.insert(std::make_pair(acl::PROP_MAXQUEUESIZE, boost::lexical_cast<std::string>(settings.maxDepth.getSize())));
if (!acl->authorise(user, acl::ACT_ACCESS, acl::OBJ_QUEUE, queue->getName(), ¶ms) )
throw Exception(qpid::amqp::error_conditions::UNAUTHORIZED_ACCESS, QPID_MSG("ACL denied queue access request from " << user));
}
}
void Authorise::incoming(boost::shared_ptr<Exchange> exchange)
{
access(exchange);
//can't check publish permission here as do not yet know routing key
}
void Authorise::incoming(boost::shared_ptr<Queue> queue)
{
access(queue);
if (acl) {
if (!acl->authorise(user, acl::ACT_PUBLISH, acl::OBJ_EXCHANGE, std::string()/*default exchange*/, queue->getName()))
throw Exception(qpid::amqp::error_conditions::UNAUTHORIZED_ACCESS, QPID_MSG(user << " cannot publish to queue " << queue->getName()));
}
}
void Authorise::outgoing(boost::shared_ptr<Exchange> exchange, boost::shared_ptr<Queue> queue, const Filter& filter)
{
access(exchange);
if (acl) {
std::map<qpid::acl::Property, std::string> params;
params.insert(std::make_pair(acl::PROP_QUEUENAME, queue->getName()));
params.insert(std::make_pair(acl::PROP_ROUTINGKEY, filter.getBindingKey(exchange)));
if (!acl->authorise(user, acl::ACT_BIND, acl::OBJ_EXCHANGE, exchange->getName(), ¶ms))
throw Exception(qpid::amqp::error_conditions::UNAUTHORIZED_ACCESS, QPID_MSG("ACL denied exchange bind request from " << user));
if (!acl->authorise(user, acl::ACT_CONSUME, acl::OBJ_QUEUE, queue->getName(), NULL))
throw Exception(qpid::amqp::error_conditions::UNAUTHORIZED_ACCESS, QPID_MSG("ACL denied queue subscribe request from " << user));
}
}
void Authorise::outgoing(boost::shared_ptr<Queue> queue)
{
access(queue);
if (acl) {
if (!acl->authorise(user, acl::ACT_CONSUME, acl::OBJ_QUEUE, queue->getName(), NULL))
throw Exception(qpid::amqp::error_conditions::UNAUTHORIZED_ACCESS, QPID_MSG("ACL denied queue subscribe request from " << user));
}
}
void Authorise::route(boost::shared_ptr<Exchange> exchange, const Message& msg)
{
if (acl && acl->doTransferAcl()) {
if (!acl->authorise(user, acl::ACT_PUBLISH, acl::OBJ_EXCHANGE, exchange->getName(), msg.getRoutingKey()))
throw Exception(qpid::amqp::error_conditions::UNAUTHORIZED_ACCESS, QPID_MSG(user << " cannot publish to " << exchange->getName() << " with routing-key " << msg.getRoutingKey()));
}
}
void Authorise::interlink()
{
if (acl && acl->userAclRules()) {
if (!acl->authorise(user, acl::ACT_CREATE, acl::OBJ_LINK, "")){
throw Exception(qpid::amqp::error_conditions::UNAUTHORIZED_ACCESS, QPID_MSG("ACL denied " << user << " a AMQP 1.0 link"));
}
}
}
void Authorise::access(const std::string& node, bool queueRequested, bool exchangeRequested)
{
if (acl) {
std::map<acl::Property, std::string> params;
bool checkExchange = true;
bool checkQueue = true;
if (exchangeRequested) checkQueue = false;
else if (queueRequested) checkExchange = false;
bool allowExchange = !checkExchange || acl->authorise(user, acl::ACT_ACCESS, acl::OBJ_EXCHANGE, node, ¶ms);
bool allowQueue = !checkQueue || acl->authorise(user, acl::ACT_ACCESS, acl::OBJ_QUEUE, node, ¶ms);
if (!allowQueue || !allowExchange) {
throw Exception(qpid::amqp::error_conditions::UNAUTHORIZED_ACCESS, QPID_MSG("ACL denied access request to " << node << " from " << user));
}
}
}
}}} // namespace qpid::broker::amqp
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