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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 <qpid/management/Manageable.h>
#include <qpid/management/ManagementObject.h>
#include <qpid/agent/ManagementAgent.h>
#include <qpid/sys/Mutex.h>
#include <qpid/sys/Time.h>
#include "qmf/org/apache/qpid/agent/example/Parent.h"
#include "qmf/org/apache/qpid/agent/example/Child.h"
#include "qmf/org/apache/qpid/agent/example/ArgsParentCreate_child.h"
#include "qmf/org/apache/qpid/agent/example/EventChildCreated.h"
#include "qmf/org/apache/qpid/agent/example/Package.h"
#include <signal.h>
#include <cstdlib>
#include <iostream>
#include <sstream>
static bool running = true;
using namespace std;
using qpid::management::ManagementAgent;
using qpid::management::ManagementObject;
using qpid::management::Manageable;
using qpid::management::Args;
using qpid::sys::Mutex;
namespace _qmf = qmf::org::apache::qpid::agent::example;
class ChildClass;
//==============================================================
// CoreClass is the operational class that corresponds to the
// "Parent" class in the management schema.
//==============================================================
class CoreClass : public Manageable
{
string name;
ManagementAgent* agent;
_qmf::Parent* mgmtObject;
std::vector<ChildClass*> children;
Mutex vectorLock;
public:
CoreClass(ManagementAgent* agent, string _name);
~CoreClass() { mgmtObject->resourceDestroy(); }
ManagementObject* GetManagementObject(void) const
{ return mgmtObject; }
void doLoop();
status_t ManagementMethod (uint32_t methodId, Args& args, string& text);
};
class ChildClass : public Manageable
{
string name;
_qmf::Child* mgmtObject;
public:
ChildClass(ManagementAgent* agent, CoreClass* parent, string name);
~ChildClass() { mgmtObject->resourceDestroy(); }
ManagementObject* GetManagementObject(void) const
{ return mgmtObject; }
void doWork()
{
mgmtObject->inc_count(2);
}
};
CoreClass::CoreClass(ManagementAgent* _agent, string _name) : name(_name), agent(_agent)
{
static uint64_t persistId = 0x111222333444555LL;
mgmtObject = new _qmf::Parent(agent, this, name);
agent->addObject(mgmtObject, persistId++);
mgmtObject->set_state("IDLE");
}
void CoreClass::doLoop()
{
// Periodically bump a counter to provide a changing statistical value
while (running) {
qpid::sys::sleep(1);
mgmtObject->inc_count();
mgmtObject->set_state("IN_LOOP");
{
Mutex::ScopedLock _lock(vectorLock);
for (std::vector<ChildClass*>::iterator iter = children.begin();
iter != children.end();
iter++) {
(*iter)->doWork();
}
}
}
}
Manageable::status_t CoreClass::ManagementMethod(uint32_t methodId, Args& args, string& /*text*/)
{
Mutex::ScopedLock _lock(vectorLock);
switch (methodId) {
case _qmf::Parent::METHOD_CREATE_CHILD:
_qmf::ArgsParentCreate_child& ioArgs = (_qmf::ArgsParentCreate_child&) args;
ChildClass *child = new ChildClass(agent, this, ioArgs.i_name);
ioArgs.o_childRef = child->GetManagementObject()->getObjectId();
children.push_back(child);
agent->raiseEvent(_qmf::EventChildCreated(ioArgs.i_name));
return STATUS_OK;
}
return STATUS_NOT_IMPLEMENTED;
}
ChildClass::ChildClass(ManagementAgent* agent, CoreClass* parent, string name)
{
mgmtObject = new _qmf::Child(agent, this, parent, name);
agent->addObject(mgmtObject);
}
//==============================================================
// Main program
//==============================================================
ManagementAgent::Singleton* singleton;
void shutdown(int)
{
running = false;
}
int main_int(int argc, char** argv)
{
singleton = new ManagementAgent::Singleton();
const char* host = argc>1 ? argv[1] : "127.0.0.1";
int port = argc>2 ? atoi(argv[2]) : 5672;
signal(SIGINT, shutdown);
// Create the qmf management agent
ManagementAgent* agent = singleton->getInstance();
// Register the Qmf_example schema with the agent
_qmf::Package packageInit(agent);
// Start the agent. It will attempt to make a connection to the
// management broker
agent->init(host, port, 5, false, ".magentdata");
// Allocate some core objects
CoreClass core1(agent, "Example Core Object #1");
CoreClass core2(agent, "Example Core Object #2");
CoreClass core3(agent, "Example Core Object #3");
core1.doLoop();
// done, cleanup and exit
delete singleton;
return 0;
}
int main(int argc, char** argv)
{
try {
return main_int(argc, argv);
} catch(std::exception& e) {
cerr << "Top Level Exception: " << e.what() << endl;
return 1;
}
}
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