#include <sys/errno.h>
#include <sys/ioctl.h>
#include <sys/utsname.h>
-
-#ifdef USE_KQUEUE
-#include <sys/types.h>
-#include <sys/event.h>
-#include <sys/time.h>
-#endif
-
-#ifdef USE_EPOLL
-#include <sys/epoll.h>
-#define EP_DELAY 5
-#endif
-
#include <time.h>
#include <string>
#ifdef GCC3
#include "helperfuncs.h"
#include "hashcomp.h"
#include "socketengine.h"
+#include "userprocess.h"
#include "socket.h"
#include "dns.h"
socklen_t length;
char configToken[MAXBUF], Addr[MAXBUF], Type[MAXBUF];
+extern InspSocket* socket_ref[65535];
+
time_t TIME = time(NULL), OLDTIME = time(NULL);
SocketEngine* SE = NULL;
log(DEBUG,"Passed channel checks");
- for (int index =0; index != MAXCHANS; index++)
+ for (unsigned int index =0; index < user->chans.size(); index++)
{
- log(DEBUG,"Check location %d",index);
if (user->chans[index].channel == NULL)
{
- log(DEBUG,"Adding into their channel list at location %d",index);
-
- if (created == 2)
- {
- /* first user in is given ops */
- user->chans[index].uc_modes = UCMODE_OP;
- }
- else
- {
- user->chans[index].uc_modes = 0;
- }
- user->chans[index].channel = Ptr;
- Ptr->AddUser((char*)user);
- WriteChannel(Ptr,user,"JOIN :%s",Ptr->name);
-
- log(DEBUG,"Sent JOIN to client");
-
- if (Ptr->topicset)
- {
- WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
- WriteServ(user->fd,"333 %s %s %s %lu", user->nick, Ptr->name, Ptr->setby, (unsigned long)Ptr->topicset);
- }
- userlist(user,Ptr);
- WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, Ptr->name);
- //WriteServ(user->fd,"324 %s %s +%s",user->nick, Ptr->name,chanmodes(Ptr));
- //WriteServ(user->fd,"329 %s %s %lu", user->nick, Ptr->name, (unsigned long)Ptr->created);
- FOREACH_MOD OnUserJoin(user,Ptr);
- return Ptr;
+ return ForceChan(Ptr,user->chans[index],user,created);
+ }
+ }
+ /* XXX: If the user is an oper here, we can just extend their user->chans vector by one
+ * and put the channel in here. Same for remote users which are not bound by
+ * the channel limits. Otherwise, nope, youre boned.
+ */
+ if (strcasecmp(user->server,ServerName))
+ {
+ ucrec a;
+ chanrec* c = ForceChan(Ptr,a,user,created);
+ user->chans.push_back(a);
+ return c;
+ }
+ else if (strchr(user->modes,'o'))
+ {
+ /* Oper allows extension up to the OPERMAXCHANS value */
+ if (user->chans.size() < OPERMAXCHANS)
+ {
+ ucrec a;
+ chanrec* c = ForceChan(Ptr,a,user,created);
+ user->chans.push_back(a);
+ return c;
}
}
log(DEBUG,"add_channel: user channel max exceeded: %s %s",user->nick,cname);
return NULL;
}
+chanrec* ForceChan(chanrec* Ptr,ucrec &a,userrec* user, int created)
+{
+ if (created == 2)
+ {
+ /* first user in is given ops */
+ a.uc_modes = UCMODE_OP;
+ }
+ else
+ {
+ a.uc_modes = 0;
+ }
+ a.channel = Ptr;
+ Ptr->AddUser((char*)user);
+ WriteChannel(Ptr,user,"JOIN :%s",Ptr->name);
+ log(DEBUG,"Sent JOIN to client");
+ if (Ptr->topicset)
+ {
+ WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
+ WriteServ(user->fd,"333 %s %s %s %lu", user->nick, Ptr->name, Ptr->setby, (unsigned long)Ptr->topicset);
+ }
+ userlist(user,Ptr);
+ WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, Ptr->name);
+ FOREACH_MOD OnUserJoin(user,Ptr);
+ return Ptr;
+}
+
/* remove a channel from a users record, and remove the record from memory
* if the channel has become empty */
FOREACH_MOD OnUserPart(user,Ptr);
log(DEBUG,"del_channel: removing: %s %s",user->nick,Ptr->name);
- for (int i =0; i != MAXCHANS; i++)
+ for (unsigned int i =0; i < user->chans.size(); i++)
{
/* zap it from the channel list of the user */
if (user->chans[i].channel == Ptr)
FOREACH_MOD OnUserKick(src,user,Ptr,reason);
- for (int i =0; i != MAXCHANS; i++)
+ for (unsigned int i =0; i < user->chans.size(); i++)
{
/* zap it from the channel list of the user */
if (user->chans[i].channel)
}
-/*void *task(void *arg)
-{
- for (;;) {
- cout << (char *)arg;
- cout.flush();
- }
- return NULL;
-}*/
-
int main(int argc, char** argv)
{
Start();
clientlist[tempnick]->sendqmax = class_sqmax;
clientlist[tempnick]->recvqmax = class_rqmax;
+ ucrec a;
+ a.channel = NULL;
+ a.uc_modes = 0;
for (int i = 0; i < MAXCHANS; i++)
- {
- clientlist[tempnick]->chans[i].channel = NULL;
- clientlist[tempnick]->chans[i].uc_modes = 0;
- }
+ clientlist[tempnick]->chans.push_back(a);
if (clientlist.size() > SoftLimit)
{
}
fd_ref_table[socket] = clientlist[tempnick];
SE->AddFd(socket,true,X_ESTAB_CLIENT);
-
- // initialize their dns lookup thread
- //if (pthread_create(&clientlist[tempnick]->dnsthread, NULL, dns_task, (void *)clientlist[tempnick]) != 0)
- //{
- // log(DEBUG,"Failed to create DNS lookup thread for user %s",clientlist[tempnick]->nick);
- //}
}
/* shows the message of the day, and any other on-logon stuff */
return true;
}
-
-void ProcessUser(userrec* cu)
-{
- int result = EAGAIN;
- log(DEBUG,"Processing user with fd %d",cu->fd);
- int MOD_RESULT = 0;
- int result2 = 0;
- FOREACH_RESULT(OnRawSocketRead(cu->fd,data,65535,result2));
- if (!MOD_RESULT)
- {
- result = cu->ReadData(data, 65535);
- }
- else
- {
- log(DEBUG,"Data result returned by module: %d",MOD_RESULT);
- result = result2;
- }
- log(DEBUG,"Read result: %d",result);
- if (result)
- {
- statsRecv += result;
- // perform a check on the raw buffer as an array (not a string!) to remove
- // characters 0 and 7 which are illegal in the RFC - replace them with spaces.
- // hopefully this should stop even more people whining about "Unknown command: *"
- for (int checker = 0; checker < result; checker++)
- {
- if ((data[checker] == 0) || (data[checker] == 7))
- data[checker] = ' ';
- }
- if (result > 0)
- data[result] = '\0';
- userrec* current = cu;
- int currfd = current->fd;
- int floodlines = 0;
- // add the data to the users buffer
- if (result > 0)
- {
- if (!current->AddBuffer(data))
- {
- // AddBuffer returned false, theres too much data in the user's buffer and theyre up to no good.
- if (current->registered == 7)
- {
- kill_link(current,"RecvQ exceeded");
- }
- else
- {
- WriteOpers("*** Excess flood from %s",current->ip);
- log(DEFAULT,"Excess flood from: %s",current->ip);
- add_zline(120,ServerName,"Flood from unregistered connection",current->ip);
- apply_lines();
- }
- return;
- }
- if (current->recvq.length() > (unsigned)NetBufferSize)
- {
- if (current->registered == 7)
- {
- kill_link(current,"RecvQ exceeded");
- }
- else
- {
- WriteOpers("*** Excess flood from %s",current->ip);
- log(DEFAULT,"Excess flood from: %s",current->ip);
- add_zline(120,ServerName,"Flood from unregistered connection",current->ip);
- apply_lines();
- }
- return;
- }
- // while there are complete lines to process...
- while (current->BufferIsReady())
- {
- floodlines++;
- if (TIME > current->reset_due)
- {
- current->reset_due = TIME + current->threshold;
- current->lines_in = 0;
- }
- current->lines_in++;
- if (current->lines_in > current->flood)
- {
- log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
- WriteOpers("*** Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
- kill_link(current,"Excess flood");
- return;
- }
- if ((floodlines > current->flood) && (current->flood != 0))
- {
- if (current->registered == 7)
- {
- log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
- WriteOpers("*** Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
- kill_link(current,"Excess flood");
- }
- else
- {
- add_zline(120,ServerName,"Flood from unregistered connection",current->ip);
- apply_lines();
- }
- return;
- }
- char sanitized[MAXBUF];
- // use GetBuffer to copy single lines into the sanitized string
- std::string single_line = current->GetBuffer();
- current->bytes_in += single_line.length();
- current->cmds_in++;
- if (single_line.length()>512)
- {
- log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
- WriteOpers("*** Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
- kill_link(current,"Excess flood");
- return;
- }
- strlcpy(sanitized,single_line.c_str(),MAXBUF);
- if (*sanitized)
- {
- userrec* old_comp = fd_ref_table[currfd];
- // we're gonna re-scan to check if the nick is gone, after every
- // command - if it has, we're gonna bail
- process_buffer(sanitized,current);
- // look for the user's record in case it's changed... if theyve quit,
- // we cant do anything more with their buffer, so bail.
- // there used to be an ugly, slow loop here. Now we have a reference
- // table, life is much easier (and FASTER)
- userrec* new_comp = fd_ref_table[currfd];
- if ((currfd < 0) || (!fd_ref_table[currfd]) || (old_comp != new_comp))
- {
- return;
- }
- else
- {
- /* The user is still here, flush their buffer */
- current->FlushWriteBuf();
- }
- }
- }
- return;
- }
- if ((result == -1) && (errno != EAGAIN) && (errno != EINTR))
- {
- log(DEBUG,"killing: %s",cu->nick);
- kill_link(cu,strerror(errno));
- return;
- }
- }
- // result EAGAIN means nothing read
- else if (result == EAGAIN)
- {
- }
- else if (result == 0)
- {
- log(DEBUG,"InspIRCd: Exited: %s",cu->nick);
- kill_link(cu,"Client exited");
- log(DEBUG,"Bailing from client exit");
- return;
- }
-}
-
-/**
- * This function is called once a second from the mainloop.
- * It is intended to do background checking on all the user structs, e.g.
- * stuff like ping checks, registration timeouts, etc.
- * The function returns false when it is finished, and true if
- * it needs to be run again (e.g. it has processed one of a batch of
- * QUIT messages, but couldnt continue iterating because the iterator
- * became invalid). This function is also responsible for checking
- * if InspSocket derived classes are timed out.
- */
-bool DoBackgroundUserStuff(time_t TIME)
-{
- unsigned int numsockets = module_sockets.size();
- for (std::vector<InspSocket*>::iterator a = module_sockets.begin(); a < module_sockets.end(); a++)
- {
- InspSocket* s = (InspSocket*)*a;
- if (s->Timeout(TIME))
- {
- log(DEBUG,"Socket poll returned false, close and bail");
- SE->DelFd(s->GetFd());
- s->Close();
- module_sockets.erase(a);
- delete s;
- break;
- }
- if (module_sockets.size() != numsockets) break;
- }
- /* TODO: We need a seperate hash containing only local users for this
- */
- for (user_hash::iterator count2 = clientlist.begin(); count2 != clientlist.end(); count2++)
- {
- /* Sanity checks for corrupted iterators (yes, really) */
- userrec* curr = NULL;
- if (count2->second)
- curr = count2->second;
- if ((long)curr == -1)
- return false;
-
- if ((curr) && (curr->fd != 0))
- {
- int currfd = curr->fd;
- // we don't check the state of remote users.
- if ((currfd != -1) && (currfd != FD_MAGIC_NUMBER))
- {
- curr->FlushWriteBuf();
- if (curr->GetWriteError() != "")
- {
- log(DEBUG,"InspIRCd: write error: %s",curr->GetWriteError().c_str());
- kill_link(curr,curr->GetWriteError().c_str());
- return true;
- }
- // registration timeout -- didnt send USER/NICK/HOST in the time specified in
- // their connection class.
- if (((unsigned)TIME > (unsigned)curr->timeout) && (curr->registered != 7))
- {
- log(DEBUG,"InspIRCd: registration timeout: %s",curr->nick);
- kill_link(curr,"Registration timeout");
- return true;
- }
- if ((TIME > curr->signon) && (curr->registered == 3) && (AllModulesReportReady(curr)))
- {
- log(DEBUG,"signon exceed, registered=3, and modules ready, OK: %d %d",TIME,curr->signon);
- curr->dns_done = true;
- statsDnsBad++;
- FullConnectUser(curr);
- if (fd_ref_table[currfd] != curr) // something changed, bail pronto
- return true;
- }
- if ((curr->dns_done) && (curr->registered == 3) && (AllModulesReportReady(curr)))
- {
- log(DEBUG,"dns done, registered=3, and modules ready, OK");
- FullConnectUser(curr);
- if (fd_ref_table[currfd] != curr) // something changed, bail pronto
- return true;
- }
- if ((TIME > curr->nping) && (isnick(curr->nick)) && (curr->registered == 7))
- {
- if ((!curr->lastping) && (curr->registered == 7))
- {
- log(DEBUG,"InspIRCd: ping timeout: %s",curr->nick);
- kill_link(curr,"Ping timeout");
- return true;
- }
- Write(curr->fd,"PING :%s",ServerName);
- log(DEBUG,"InspIRCd: pinging: %s",curr->nick);
- curr->lastping = 0;
- curr->nping = TIME+curr->pingmax; // was hard coded to 120
- }
- }
- }
- }
- return false;
-}
-
-void OpenLog(char** argv, int argc)
-{
- std::string logpath = GetFullProgDir(argv,argc) + "/ircd.log";
- log_file = fopen(logpath.c_str(),"a+");
- if (!log_file)
- {
- printf("ERROR: Could not write to logfile %s, bailing!\n\n",logpath.c_str());
- Exit(ERROR);
- }
-#ifdef IS_CYGWIN
- printf("Logging to ircd.log...\n");
-#else
- printf("Logging to %s...\n",logpath.c_str());
-#endif
-}
-
-
-void CheckRoot()
-{
- if (geteuid() == 0)
- {
- printf("WARNING!!! You are running an irc server as ROOT!!! DO NOT DO THIS!!!\n\n");
- log(DEFAULT,"InspIRCd: startup: not starting with UID 0!");
- Exit(ERROR);
- }
-}
-
-
int BindPorts()
{
int clientportcount = 0;
return boundPortCount;
}
-void CheckDie()
-{
- if (DieValue[0])
- {
- printf("WARNING: %s\n\n",DieValue);
- log(DEFAULT,"Ut-Oh, somebody didn't read their config file: '%s'",DieValue);
- exit(0);
- }
-}
-
-void LoadAllModules()
-{
- /* We must load the modules AFTER initializing the socket engine, now */
- MODCOUNT = -1;
- for (int count = 0; count < ConfValueEnum("module",&config_f); count++)
- {
- ConfValue("module","name",count,configToken,&config_f);
- printf("Loading module... \033[1;32m%s\033[0m\n",configToken);
- if (!LoadModule(configToken))
- {
- log(DEFAULT,"Exiting due to a module loader error.");
- printf("\nThere was an error loading a module: %s\n\nYou might want to do './inspircd start' instead of 'bin/inspircd'\n\n",ModuleError());
- Exit(0);
- }
- }
- log(DEFAULT,"Total loaded modules: %lu",(unsigned long)MODCOUNT+1);
-}
-
int InspIRCd(char** argv, int argc)
{
bool expire_run = false;
std::vector<int> activefds;
int incomingSockfd;
-
+ userrec* cu = NULL;
+ InspSocket* s = NULL;
+ InspSocket* s_del = NULL;
+ char target[MAXBUF];
+ unsigned int numberactive;
+
+ /* Beta 7 moved all this stuff out of the main function
+ * into smaller sub-functions, much tidier -- Brain
+ */
OpenLog(argv, argc);
CheckRoot();
SetupCommandTable();
/* main loop, this never returns */
for (;;)
{
-#ifdef _POSIX_PRIORITY_SCHEDULING
- /* If we can, yield a bit. Doesnt do us any harm, if we're busy we take back some timeslice later ;-)
- * it just means that if we have absolutely NOTHING to do, we dont eat up all the cpu doing nothing.
- */
- sched_yield(); sched_yield();
-#endif
/* time() seems to be a pretty expensive syscall, so avoid calling it too much.
* Once per loop iteration is pleanty.
*/
* listening ports or module sockets though, things could get
* ugly.
*/
- unsigned int numberactive = activefds.size();
+ numberactive = activefds.size();
for (unsigned int activefd = 0; activefd < numberactive; activefd++)
{
int socket_type = SE->GetType(activefds[activefd]);
{
case X_ESTAB_CLIENT:
- userrec* cu = fd_ref_table[activefds[activefd]];
+ cu = fd_ref_table[activefds[activefd]];
if (cu)
ProcessUser(cu);
* Modules are encouraged to inherit their sockets from
* InspSocket so we can process them neatly like this.
*/
- unsigned int numsockets = module_sockets.size();
- for (std::vector<InspSocket*>::iterator a = module_sockets.begin(); a < module_sockets.end(); a++)
+ s = socket_ref[activefds[activefd]];
+
+ if ((s) && (!s->Poll()))
{
- InspSocket* s = (InspSocket*)*a;
- if ((s) && (s->GetFd() == activefds[activefd]))
+ log(DEBUG,"Socket poll returned false, close and bail");
+ SE->DelFd(s->GetFd());
+ for (std::vector<InspSocket*>::iterator a = module_sockets.begin(); a < module_sockets.end(); a++)
{
- if (!s->Poll())
+ s_del = (InspSocket*)*a;
+ if ((s_del) && (s_del->GetFd() == activefds[activefd]))
{
- log(DEBUG,"Socket poll returned false, close and bail");
- SE->DelFd(s->GetFd());
- s->Close();
module_sockets.erase(a);
- delete s;
break;
}
- if (module_sockets.size() != numsockets) break;
}
+ s->Close();
+ delete s;
}
break;
{
if (activefds[activefd] == openSockfd[count])
{
- char target[MAXBUF];
length = sizeof (client);
incomingSockfd = accept (openSockfd[count], (struct sockaddr *) &client, &length);
log(DEBUG,"Accepted socket %d",incomingSockfd);
}
break;
- default;
+ default:
/* Something went wrong if we're in here.
* In fact, so wrong, im not quite sure
* what we would do, so for now, its going