-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
*
- * InspIRCd: (C) 2002-2010 InspIRCd Development Team
- * See: http://wiki.inspircd.org/Credits
+ * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2009 Uli Schlachter <psychon@znc.in>
+ * Copyright (C) 2007-2008 Craig Edwards <craigedwards@brainbox.cc>
*
- * This program is free but copyrighted software; see
- * the file COPYING for details.
+ * This file is part of InspIRCd. InspIRCd is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation, version 2.
*
- * ---------------------------------------------------
- */
-
-#include "inspircd.h"
-#include "exitcodes.h"
-#include <sys/types.h>
-#include <sys/event.h>
-#include <sys/time.h>
-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
- *
- * InspIRCd: (C) 2002-2010 InspIRCd Development Team
- * See: http://wiki.inspircd.org/Credits
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
*
- * This program is free but copyrighted software; see
- * the file COPYING for details.
- *
- * ---------------------------------------------------
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-#ifndef __SOCKETENGINE_KQUEUE__
-#define __SOCKETENGINE_KQUEUE__
-#include <vector>
-#include <string>
-#include <map>
-#include "inspircd_config.h"
#include "inspircd.h"
+#include "exitcodes.h"
#include <sys/types.h>
#include <sys/event.h>
#include <sys/time.h>
#include "socketengine.h"
+#include <iostream>
-/** A specialisation of the SocketEngine class, designed to use FreeBSD kqueue().
+/** A specialisation of the SocketEngine class, designed to use BSD kqueue().
*/
class KQueueEngine : public SocketEngine
{
virtual ~KQueueEngine();
bool AddFd(EventHandler* eh, int event_mask);
void OnSetEvent(EventHandler* eh, int old_mask, int new_mask);
- virtual bool DelFd(EventHandler* eh, bool force = false);
+ virtual void DelFd(EventHandler* eh);
virtual int DispatchEvents();
virtual std::string GetName();
virtual void RecoverFromFork();
};
-#endif
-
#include <sys/sysctl.h>
KQueueEngine::KQueueEngine()
{
MAX_DESCRIPTORS = 0;
+ int mib[2];
+ size_t len;
+
+ mib[0] = CTL_KERN;
+#ifdef KERN_MAXFILESPERPROC
+ mib[1] = KERN_MAXFILESPERPROC;
+#else
+ mib[1] = KERN_MAXFILES;
+#endif
+ len = sizeof(MAX_DESCRIPTORS);
+ sysctl(mib, 2, &MAX_DESCRIPTORS, &len, NULL, 0);
+ if (MAX_DESCRIPTORS <= 0)
+ {
+ ServerInstance->Logs->Log("SOCKET", LOG_DEFAULT, "ERROR: Can't determine maximum number of open sockets!");
+ std::cout << "ERROR: Can't determine maximum number of open sockets!" << std::endl;
+ ServerInstance->QuickExit(EXIT_STATUS_SOCKETENGINE);
+ }
+
this->RecoverFromFork();
ke_list = new struct kevent[GetMaxFds()];
ref = new EventHandler* [GetMaxFds()];
EngineHandle = kqueue();
if (EngineHandle == -1)
{
- ServerInstance->Logs->Log("SOCKET",DEFAULT, "ERROR: Could not initialize socket engine. Your kernel probably does not have the proper features.");
- ServerInstance->Logs->Log("SOCKET",DEFAULT, "ERROR: this is a fatal error, exiting now.");
- printf("ERROR: Could not initialize socket engine. Your kernel probably does not have the proper features.\n");
- printf("ERROR: this is a fatal error, exiting now.\n");
- ServerInstance->Exit(EXIT_STATUS_SOCKETENGINE);
+ ServerInstance->Logs->Log("SOCKET", LOG_DEFAULT, "ERROR: Could not initialize socket engine. Your kernel probably does not have the proper features.");
+ ServerInstance->Logs->Log("SOCKET", LOG_DEFAULT, "ERROR: this is a fatal error, exiting now.");
+ std::cout << "ERROR: Could not initialize socket engine. Your kernel probably does not have the proper features." << std::endl;
+ std::cout << "ERROR: this is a fatal error, exiting now." << std::endl;
+ ServerInstance->QuickExit(EXIT_STATUS_SOCKETENGINE);
}
CurrentSetSize = 0;
}
int i = kevent(EngineHandle, &ke, 1, 0, 0, NULL);
if (i == -1)
{
- ServerInstance->Logs->Log("SOCKET",DEFAULT,"Failed to add fd: %d %s",
+ ServerInstance->Logs->Log("SOCKET", LOG_DEFAULT, "Failed to add fd: %d %s",
fd, strerror(errno));
return false;
}
OnSetEvent(eh, 0, event_mask);
CurrentSetSize++;
- ServerInstance->Logs->Log("SOCKET",DEBUG,"New file descriptor: %d", fd);
+ ServerInstance->Logs->Log("SOCKET", LOG_DEBUG, "New file descriptor: %d", fd);
return true;
}
-bool KQueueEngine::DelFd(EventHandler* eh, bool force)
+void KQueueEngine::DelFd(EventHandler* eh)
{
int fd = eh->GetFd();
if ((fd < 0) || (fd > GetMaxFds() - 1))
{
- ServerInstance->Logs->Log("SOCKET",DEFAULT,"DelFd() on invalid fd: %d", fd);
- return false;
+ ServerInstance->Logs->Log("SOCKET", LOG_DEFAULT, "DelFd() on invalid fd: %d", fd);
+ return;
}
struct kevent ke;
EV_SET(&ke, eh->GetFd(), EVFILT_READ, EV_DELETE, 0, 0, NULL);
int j = kevent(EngineHandle, &ke, 1, 0, 0, NULL);
- if ((j < 0) && !force)
+ if (j < 0)
{
- ServerInstance->Logs->Log("SOCKET",DEFAULT,"Failed to remove fd: %d %s",
+ ServerInstance->Logs->Log("SOCKET", LOG_DEFAULT, "Failed to remove fd: %d %s",
fd, strerror(errno));
- return false;
}
CurrentSetSize--;
ref[fd] = NULL;
- ServerInstance->Logs->Log("SOCKET",DEBUG,"Remove file descriptor: %d", fd);
- return true;
+ ServerInstance->Logs->Log("SOCKET", LOG_DEBUG, "Remove file descriptor: %d", fd);
}
void KQueueEngine::OnSetEvent(EventHandler* eh, int old_mask, int new_mask)
EV_SET(&ke, eh->GetFd(), EVFILT_WRITE, EV_ADD, 0, 0, NULL);
int i = kevent(EngineHandle, &ke, 1, 0, 0, NULL);
if (i < 0) {
- ServerInstance->Logs->Log("SOCKET",DEFAULT,"Failed to mark for writing: %d %s",
+ ServerInstance->Logs->Log("SOCKET", LOG_DEFAULT, "Failed to mark for writing: %d %s",
eh->GetFd(), strerror(errno));
}
}
EV_SET(&ke, eh->GetFd(), EVFILT_WRITE, EV_DELETE, 0, 0, NULL);
int i = kevent(EngineHandle, &ke, 1, 0, 0, NULL);
if (i < 0) {
- ServerInstance->Logs->Log("SOCKET",DEFAULT,"Failed to mark for writing: %d %s",
+ ServerInstance->Logs->Log("SOCKET", LOG_DEFAULT, "Failed to mark for writing: %d %s",
eh->GetFd(), strerror(errno));
}
}
EV_SET(&ke, eh->GetFd(), EVFILT_WRITE, EV_ADD | EV_ONESHOT, 0, 0, NULL);
int i = kevent(EngineHandle, &ke, 1, 0, 0, NULL);
if (i < 0) {
- ServerInstance->Logs->Log("SOCKET",DEFAULT,"Failed to mark for writing: %d %s",
+ ServerInstance->Logs->Log("SOCKET", LOG_DEFAULT, "Failed to mark for writing: %d %s",
eh->GetFd(), strerror(errno));
}
}
const int bits_to_clr = FD_WANT_SINGLE_WRITE | FD_WANT_FAST_WRITE | FD_WRITE_WILL_BLOCK;
SetEventMask(eh, eh->GetEventMask() & ~bits_to_clr);
eh->HandleEvent(EVENT_WRITE);
+
+ if (eh != ref[ke_list[j].ident])
+ // whoops, deleted out from under us
+ continue;
}
if (ke_list[j].filter == EVFILT_READ)
{
projects / user / henk / code / inspircd.git / blobdiff