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#include "inspircd.h"
#include "threadengine.h"
#include "inspircd_namedpipe.h"
#include "exitcodes.h"
#include <windows.h>
#include <psapi.h>
IPCThread::IPCThread(InspIRCd* Instance) : Thread(), ServerInstance(Instance)
{
if (!initwmi())
ServerInstance->Logs->Log("IPC", DEBUG, "Could not initialise WMI. CPU percantage reports will not be available.");
}
IPCThread::~IPCThread()
{
donewmi();
}
void IPCThread::Run()
{
LPTSTR Pipename = "\\\\.\\pipe\\InspIRCdStatus";
while (GetExitFlag() == false)
{
Pipe = CreateNamedPipe (Pipename,
PIPE_ACCESS_DUPLEX, // read/write access
PIPE_TYPE_MESSAGE | // message type pipe
PIPE_READMODE_MESSAGE | // message-read mode
PIPE_WAIT, // blocking mode
PIPE_UNLIMITED_INSTANCES, // max. instances
MAXBUF, // output buffer size
MAXBUF, // input buffer size
1000, // client time-out
NULL); // no security attribute
if (Pipe == INVALID_HANDLE_VALUE)
{
SleepEx(10, true);
continue;
}
Connected = ConnectNamedPipe(Pipe, NULL) ? TRUE : (GetLastError() == ERROR_PIPE_CONNECTED);
if (Connected)
{
Success = ReadFile (Pipe, // handle to pipe
this->status, // buffer to receive data
1, // size of buffer
&BytesRead, // number of bytes read
NULL); // not overlapped I/O
if (!Success || !BytesRead)
{
CloseHandle(Pipe);
continue;
}
const char oldrequest = this->GetStatus();
/* Wait for main thread to pick up status change */
while (this->GetStatus())
SleepEx(10, true);
std::stringstream stat;
DWORD Written = 0;
float kbitpersec_in, kbitpersec_out, kbitpersec_total;
PROCESS_MEMORY_COUNTERS MemCounters;
ServerInstance->SE->GetStats(kbitpersec_in, kbitpersec_out, kbitpersec_total);
bool HaveMemoryStats = GetProcessMemoryInfo(GetCurrentProcess(), &MemCounters, sizeof(MemCounters));
stat << "name " << ServerInstance->Config->ServerName << std::endl;
stat << "gecos " << ServerInstance->Config->ServerDesc << std::endl;
stat << "numlocalusers " << ServerInstance->Users->LocalUserCount() << std::endl;
stat << "numusers " << ServerInstance->Users->clientlist->size() << std::endl;
stat << "numchannels " << ServerInstance->chanlist->size() << std::endl;
stat << "numopers " << ServerInstance->Users->OperCount() << std::endl;
stat << "timestamp " << ServerInstance->Time() << std::endl;
stat << "pid " << GetProcessId(GetCurrentProcess()) << std::endl;
stat << "request " << oldrequest << std::endl;
stat << "result " << this->GetResult() << std::endl;
stat << "kbitspersectotal " << kbitpersec_total << std::endl;
stat << "kbitspersecout " << kbitpersec_out << std::endl;
stat << "kbitspersecin " << kbitpersec_in << std::endl;
stat << "uptime " << ServerInstance->Time() - ServerInstance->startup_time << std::endl;
stat << "cpu " << getcpu() << std::endl;
if (HaveMemoryStats)
{
stat << "workingset " << MemCounters.WorkingSetSize << std::endl;
stat << "pagefile " << MemCounters.PagefileUsage << std::endl;
stat << "pagefaults " << MemCounters.PageFaultCount << std::endl;
}
stat << "END" << std::endl;
/* This is a blocking call and will succeed, so long as the client doesnt disconnect */
Success = WriteFile(Pipe, stat.str().data(), stat.str().length(), &Written, NULL);
FlushFileBuffers(Pipe);
DisconnectNamedPipe(Pipe);
}
CloseHandle(Pipe);
}
}
const char IPCThread::GetStatus()
{
return *status;
}
void IPCThread::ClearStatus()
{
*status = '\0';
}
int IPCThread::GetResult()
{
return result;
}
void IPCThread::SetResult(int newresult)
{
result = newresult;
}
IPC::IPC(InspIRCd* Srv) : ServerInstance(Srv)
{
/* The IPC pipe is threaded */
thread = new IPCThread(Srv);
Srv->Threads->Create(thread);
}
void IPC::Check()
{
switch (thread->GetStatus())
{
case 'N':
/* No-Operation */
thread->SetResult(0);
thread->ClearStatus();
break;
case '1':
/* Rehash */
ServerInstance->Rehash("due to rehash command from GUI");
thread->SetResult(0);
thread->ClearStatus();
break;
case '2':
/* Shutdown */
thread->SetResult(0);
thread->ClearStatus();
ServerInstance->Exit(EXIT_STATUS_NOERROR);
break;
case '3':
/* Restart */
thread->SetResult(0);
thread->ClearStatus();
ServerInstance->Restart("Restarting due to command from GUI");
break;
}
}
IPC::~IPC()
{
thread->SetExitFlag();
delete thread;
}
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