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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 "ConnectionHandler.h"
#include "Connection.h"
#include "qpid/framing/ConnectionStartBody.h"
#include "qpid/framing/Connection010StartBody.h"
#include "qpid/framing/ClientInvoker.h"
#include "qpid/framing/ServerInvoker.h"
#include "qpid/log/Statement.h"
using namespace qpid;
using namespace qpid::broker;
using namespace qpid::framing;
namespace
{
const std::string PLAIN = "PLAIN";
const std::string en_US = "en_US";
}
void ConnectionHandler::close(ReplyCode code, const string& text, ClassId, MethodId)
{
handler->client.close(code, text);
}
void ConnectionHandler::handle(framing::AMQFrame& frame)
{
AMQMethodBody* method=frame.getBody()->getMethod();
try{
bool handled = false;
if (handler->serverMode) {
handled = invoke(static_cast<AMQP_ServerOperations::Connection010Handler&>(*handler.get()), *method);
} else {
handled = invoke(static_cast<AMQP_ClientOperations::Connection010Handler&>(*handler.get()), *method);
}
if (!handled) {
handler->connection.getChannel(frame.getChannel()).in(frame);
}
}catch(ConnectionException& e){
handler->client.close(e.code, e.what());
}catch(std::exception& e){
handler->client.close(541/*internal error*/, e.what());
}
}
ConnectionHandler::ConnectionHandler(Connection& connection) : handler(new Handler(connection)) {
FieldTable properties;
Array mechanisms(0x95);
boost::shared_ptr<FieldValue> m(new Str16Value(PLAIN));
mechanisms.add(m);
Array locales(0x95);
boost::shared_ptr<FieldValue> l(new Str16Value(en_US));
locales.add(l);
handler->serverMode = true;
handler->client.start(properties, mechanisms, locales);
}
ConnectionHandler::Handler:: Handler(Connection& c) : client(c.getOutput()), server(c.getOutput()),
connection(c), serverMode(false) {}
void ConnectionHandler::Handler::startOk(const framing::FieldTable& /*clientProperties*/,
const string& mechanism,
const string& response, const string& /*locale*/)
{
//TODO: handle SASL mechanisms more cleverly
if (mechanism == PLAIN) {
if (response.size() > 0 && response[0] == (char) 0) {
string temp = response.substr(1);
string::size_type i = temp.find((char)0);
string uid = temp.substr(0, i);
string pwd = temp.substr(i + 1);
//TODO: authentication
connection.setUserId(uid);
}
}
client.tune(framing::CHANNEL_MAX, connection.getFrameMax(), 0, 0);
}
void ConnectionHandler::Handler::secureOk(const string& /*response*/){}
void ConnectionHandler::Handler::tuneOk(uint16_t /*channelmax*/,
uint16_t framemax, uint16_t heartbeat)
{
connection.setFrameMax(framemax);
connection.setHeartbeat(heartbeat);
}
void ConnectionHandler::Handler::open(const string& /*virtualHost*/,
const framing::Array& /*capabilities*/, bool /*insist*/)
{
framing::Array knownhosts;
client.openOk(knownhosts);
}
void ConnectionHandler::Handler::close(uint16_t replyCode, const string& replyText)
{
if (replyCode != 200) {
QPID_LOG(warning, "Client closed connection with " << replyCode << ": " << replyText);
}
client.closeOk();
connection.getOutput().close();
}
void ConnectionHandler::Handler::closeOk(){
connection.getOutput().close();
}
void ConnectionHandler::Handler::start(const FieldTable& /*serverProperties*/,
const framing::Array& /*mechanisms*/,
const framing::Array& /*locales*/)
{
string uid = "qpidd";
string pwd = "qpidd";
string response = ((char)0) + uid + ((char)0) + pwd;
server.startOk(FieldTable(), PLAIN, response, en_US);
connection.initMgmt(true);
}
void ConnectionHandler::Handler::secure(const string& /*challenge*/)
{
server.secureOk("");
}
void ConnectionHandler::Handler::tune(uint16_t channelMax,
uint16_t frameMax,
uint16_t /*heartbeatMin*/,
uint16_t heartbeatMax)
{
connection.setFrameMax(frameMax);
connection.setHeartbeat(heartbeatMax);
server.tuneOk(channelMax, frameMax, heartbeatMax);
server.open("/", Array(), true);
}
void ConnectionHandler::Handler::openOk(const framing::Array& /*knownHosts*/)
{
}
void ConnectionHandler::Handler::redirect(const string& /*host*/, const framing::Array& /*knownHosts*/)
{
}
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