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-rw-r--r--include/socket.h16
-rw-r--r--src/inspircd.cpp646
-rw-r--r--src/modules.cpp3
-rw-r--r--src/socket.cpp111
4 files changed, 390 insertions, 386 deletions
diff --git a/include/socket.h b/include/socket.h
index 499a4d375..fd5e26586 100644
--- a/include/socket.h
+++ b/include/socket.h
@@ -21,6 +21,7 @@
#include <string>
enum InspSocketState { I_DISCONNECTED, I_CONNECTING, I_CONNECTED, I_LISTENING, I_ERROR };
+enum InspSocketError { I_ERR_TIMEOUT, I_ERR_SOCKET, I_ERR_CONNECT };
class InspSocket
{
@@ -33,15 +34,22 @@ private:
in_addr addy;
time_t timeout_end;
bool timeout;
+ pollfd polls;
+ char ibuf[1024];
public:
InspSocket();
InspSocket(std::string host, int port, bool listening, unsigned long maxtime);
- virtual int OnConnected();
- virtual int OnError();
+ virtual bool OnConnected();
+ virtual void OnError(InspSocketError e);
virtual int OnDisconnect();
- virtual int OnDataReady();
+ virtual bool OnDataReady();
+ virtual void OnTimeout();
+ virtual void OnClose();
+ virtual char* Read();
+ virtual int Write(std::string data);
virtual int OnIncomingConnection();
void SetState(InspSocketState s);
- void EngineTrigger();
+ bool Poll();
+ virtual void Close();
virtual ~InspSocket();
};
diff --git a/src/inspircd.cpp b/src/inspircd.cpp
index 8c07f15bf..c305fea92 100644
--- a/src/inspircd.cpp
+++ b/src/inspircd.cpp
@@ -68,6 +68,7 @@ using namespace std;
#include "helperfuncs.h"
#include "hashcomp.h"
#include "socketengine.h"
+#include "socket.h"
int LogLevel = DEFAULT;
char ServerName[MAXBUF];
@@ -106,6 +107,8 @@ extern std::vector<Module*> modules;
std::vector<std::string> module_names;
extern std::vector<ircd_module*> factory;
+std::vector<InspSocket*> module_sockets;
+
extern int MODCOUNT;
int openSockfd[MAXSOCKS];
bool nofork = false;
@@ -2735,29 +2738,20 @@ int InspIRCd(char** argv, int argc)
dns_poll();
- // *FIX* Instead of closing sockets in kill_link when they receive the ERROR :blah line, we should queue
- // them in a list, then reap the list every second or so.
- if (((TIME % 5) == 0) && (!expire_run))
+ for (std::vector<InspSocket*>::iterator a = module_sockets.begin(); a < module_sockets.end(); a++)
{
- for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
+ if (!a->Poll())
{
- char Link_ServerName[MAXBUF],Link_AConn[MAXBUF];
- ConfValue("link","name",i,Link_ServerName,&config_f);
- ConfValue("link","autoconnect",i,Link_AConn,&config_f);
- if ((Link_AConn[0]) && (!GotServer(Link_ServerName)))
- {
- autoconnects::iterator a = autoconns.find(std::string(Link_ServerName));
- if (a != autoconns.end())
- {
- if (TIME > a->second)
- {
- ConnectServer(Link_ServerName,NULL);
- a->second = TIME + atoi(Link_AConn);
- }
- }
- }
+ delete *a;
+ module_sockets.erase(a);
+ break;
}
+ }
+ // *FIX* Instead of closing sockets in kill_link when they receive the ERROR :blah line, we should queue
+ // them in a list, then reap the list every second or so.
+ if (((TIME % 5) == 0) && (!expire_run))
+ {
expire_lines();
FOREACH_MOD OnBackgroundTimer(TIME);
expire_run = true;
@@ -2769,414 +2763,340 @@ int InspIRCd(char** argv, int argc)
// fix by brain - this must be below any manipulation of the hashmap by modules
user_hash::iterator count2 = clientlist.begin();
- engine_server_populate;
- char remotehost[MAXBUF],resolved[MAXBUF];
- length = sizeof (client);
- incomingSockfd = accept (me[x]->fd, (sockaddr *) &client, &length);
- if (incomingSockfd != -1)
- {
- strlcpy(remotehost,(char *)inet_ntoa(client.sin_addr),MAXBUF);
- if(CleanAndResolve(resolved, remotehost) != TRUE)
- {
- strlcpy(resolved,remotehost,MAXBUF);
- }
- // add to this connections ircd_connector vector
- // *FIX* - we need the LOCAL port not the remote port in &client!
- me[x]->AddIncoming(incomingSockfd,resolved,me[x]->port);
- }
- }
- }
- }
-
- std::deque<std::string> msgs;
- std::deque<std::string> sums;
- for (int x = 0; x < SERVERportCount; x++)
- {
- if (me[x])
- me[x]->FlushWriteBuffers();
- sums.clear();
- msgs.clear();
- if (me[x])
- has_been_netsplit = false;
- while (me[x]->RecvPacket(msgs, tcp_host, sums)) // returns 0 or more lines (can be multiple lines!)
- {
- if (has_been_netsplit)
- {
- log(DEBUG,"Netsplit detected in recvpacket, aborting");
- goto label;
- }
- for (unsigned int ctr = 0; ctr < msgs.size(); ctr++)
- {
- strlcpy(tcp_msg,msgs[ctr].c_str(),MAXBUF);
- strlcpy(tcp_sum,sums[ctr].c_str(),MAXBUF);
- log(DEBUG,"Processing: %s",tcp_msg);
- if (!tcp_msg[0])
- {
- log(DEBUG,"Invalid string from %s [route%lu]",tcp_host,(unsigned long)x);
- break;
- }
- // during a netburst, send all data to all other linked servers
- if ((((nb_start>0) && (tcp_msg[0] != 'Y') && (tcp_msg[0] != 'X') && (tcp_msg[0] != 'F'))) || (is_uline(tcp_host)))
- {
- if (is_uline(tcp_host))
- {
- if ((tcp_msg[0] != 'Y') && (tcp_msg[0] != 'X') && (tcp_msg[0] != 'F'))
- {
- NetSendToAllExcept_WithSum(tcp_host,tcp_msg,tcp_sum);
- }
- }
- else
- NetSendToAllExcept_WithSum(tcp_host,tcp_msg,tcp_sum);
- }
- std::string msg = tcp_msg;
- FOREACH_MOD OnPacketReceive(msg,tcp_host);
- strlcpy(tcp_msg,msg.c_str(),MAXBUF);
- if (me[x])
- handle_link_packet(tcp_msg, tcp_host, me[x], tcp_sum);
- if (!me[x]->FindHost(tcp_host))
- {
- log(DEBUG,"Connector gone, bailing!");
- goto label;
- }
- }
- goto label;
- }
- }
- while (count2 != clientlist.end())
- {
+ while (count2 != clientlist.end())
+ {
#ifdef USE_SELECT
- FD_ZERO(&sfd);
+ FD_ZERO(&sfd);
#endif
+
+ total_in_this_set = 0;
- total_in_this_set = 0;
-
- user_hash::iterator xcount = count2;
- user_hash::iterator endingiter = count2;
+ user_hash::iterator xcount = count2;
+ user_hash::iterator endingiter = count2;
- if (count2 == clientlist.end()) break;
+ if (count2 == clientlist.end()) break;
- userrec* curr = NULL;
+ userrec* curr = NULL;
- if (count2->second)
- curr = count2->second;
+ if (count2->second)
+ curr = count2->second;
- if ((long)curr == -1)
- goto label;
+ if ((long)curr == -1)
+ goto label;
- if ((curr) && (curr->fd != 0))
- {
+ if ((curr) && (curr->fd != 0))
+ {
#ifdef _POSIX_PRIORITY_SCHEDULING
- sched_yield();
+ sched_yield();
#endif
- // assemble up to 64 sockets into an fd_set
- // to implement a pooling mechanism.
- //
- // This should be up to 64x faster than the
- // old implementation.
+ // assemble up to 64 sockets into an fd_set
+ // to implement a pooling mechanism.
+ //
+ // This should be up to 64x faster than the
+ // old implementation.
#ifdef USE_SELECT
- while (total_in_this_set < 1024)
- {
- if (count2 != clientlist.end())
+ while (total_in_this_set < 1024)
{
- curr = count2->second;
- if ((long)curr == -1)
- goto label;
- int currfd = curr->fd;
- // we don't check the state of remote users.
- if ((currfd != -1) && (currfd != FD_MAGIC_NUMBER))
+ if (count2 != clientlist.end())
{
- curr->FlushWriteBuf();
- if (curr->GetWriteError() != "")
- {
- log(DEBUG,"InspIRCd: write error: %s",curr->GetWriteError().c_str());
- kill_link(curr,curr->GetWriteError().c_str());
- goto label;
- }
-
- FD_SET (curr->fd, &sfd);
-
- // 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");
+ curr = count2->second;
+ if ((long)curr == -1)
goto label;
- }
- if ((TIME > curr->signon) && (curr->registered == 3) && (AllModulesReportReady(curr)))
+ int currfd = curr->fd;
+ // we don't check the state of remote users.
+ if ((currfd != -1) && (currfd != FD_MAGIC_NUMBER))
{
- log(DEBUG,"signon exceed, registered=3, and modules ready, OK");
- curr->dns_done = true;
- statsDnsBad++;
- FullConnectUser(curr);
- if (fd_ref_table[currfd] != curr) // something changed, bail pronto
- goto label;
- }
- if ((curr->dns_done) && (curr->registered == 3) && (AllModulesReportReady(curr))) // both NICK and USER... and DNS
- {
- log(DEBUG,"dns done, registered=3, and modules ready, OK");
- FullConnectUser(curr);
- if (fd_ref_table[currfd] != curr) // something changed, bail pronto
- goto label;
- }
- if ((TIME > curr->nping) && (isnick(curr->nick)) && (curr->registered == 7))
- {
- if ((!curr->lastping) && (curr->registered == 7))
+ curr->FlushWriteBuf();
+ if (curr->GetWriteError() != "")
{
- log(DEBUG,"InspIRCd: ping timeout: %s",curr->nick);
- kill_link(curr,"Ping timeout");
+ log(DEBUG,"InspIRCd: write error: %s",curr->GetWriteError().c_str());
+ kill_link(curr,curr->GetWriteError().c_str());
goto label;
}
- 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
+
+ FD_SET (curr->fd, &sfd);
+
+ // 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");
+ goto label;
+ }
+ if ((TIME > curr->signon) && (curr->registered == 3) && (AllModulesReportReady(curr)))
+ {
+ log(DEBUG,"signon exceed, registered=3, and modules ready, OK");
+ curr->dns_done = true;
+ statsDnsBad++;
+ FullConnectUser(curr);
+ if (fd_ref_table[currfd] != curr) // something changed, bail pronto
+ goto label;
+ }
+ if ((curr->dns_done) && (curr->registered == 3) && (AllModulesReportReady(curr))) // both NICK and USER... and DNS
+ {
+ log(DEBUG,"dns done, registered=3, and modules ready, OK");
+ FullConnectUser(curr);
+ if (fd_ref_table[currfd] != curr) // something changed, bail pronto
+ goto label;
+ }
+ 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");
+ goto label;
+ }
+ 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
+ }
}
+ count2++;
+ total_in_this_set++;
}
- count2++;
- total_in_this_set++;
+ else break;
}
- else break;
- }
- endingiter = count2;
- count2 = xcount; // roll back to where we were
+ endingiter = count2;
+ count2 = xcount; // roll back to where we were
#else
- // KQUEUE and EPOLL: We don't go through a loop to fill the fd_set so instead we must manually do this loop every now and again.
- // TODO: We dont need to do all this EVERY loop iteration, tone down the visits to this if we're using kqueue.
- cycle_iter++;
- if (cycle_iter > 20) while (count2 != clientlist.end())
- {
- cycle_iter = 0;
- if (count2 != clientlist.end())
+ // KQUEUE and EPOLL: We don't go through a loop to fill the fd_set so instead we must manually do this loop every now and again.
+ // TODO: We dont need to do all this EVERY loop iteration, tone down the visits to this if we're using kqueue.
+ cycle_iter++;
+ if (cycle_iter > 20) while (count2 != clientlist.end())
{
- curr = count2->second;
- if ((long)curr == -1)
- goto label;
- int currfd = curr->fd;
- // we don't check the state of remote users.
- if ((currfd != -1) && (currfd != FD_MAGIC_NUMBER))
+ cycle_iter = 0;
+ if (count2 != clientlist.end())
{
-
- curr->FlushWriteBuf();
- if (curr->GetWriteError() != "")
- {
- log(DEBUG,"InspIRCd: write error: %s",curr->GetWriteError().c_str());
- kill_link(curr,curr->GetWriteError().c_str());
- goto label;
- }
-
- // 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");
- goto label;
-
- }
- 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
- goto label;
- }
- 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
- goto label;
- }
- if ((TIME > curr->nping) && (isnick(curr->nick)) && (curr->registered == 7))
+ curr = count2->second;
+ if ((long)curr == -1)
+ goto label;
+ int currfd = curr->fd;
+ // we don't check the state of remote users.
+ if ((currfd != -1) && (currfd != FD_MAGIC_NUMBER))
{
- if ((!curr->lastping) && (curr->registered == 7))
- {
- log(DEBUG,"InspIRCd: ping timeout: %s",curr->nick);
- kill_link(curr,"Ping timeout");
- goto label;
- }
- 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
+ curr->FlushWriteBuf();
+ if (curr->GetWriteError() != "")
+ {
+ log(DEBUG,"InspIRCd: write error: %s",curr->GetWriteError().c_str());
+ kill_link(curr,curr->GetWriteError().c_str());
+ goto label;
+ }
+
+ // 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");
+ goto label;
+
+ }
+ 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
+ goto label;
+ }
+ 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
+ goto label;
+ }
+ 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");
+ goto label;
+ }
+ 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
+ }
}
}
+ else break;
+ count2++;
}
- else break;
- count2++;
- }
- // increment the counter right to the end of the list, as kqueue processes everything in one go
+ // increment the counter right to the end of the list, as kqueue processes everything in one go
#endif
- v = 0;
- engine_fill;
+ v = 0;
+ engine_fill;
#ifdef _POSIX_PRIORITY_SCHEDULING
- sched_yield();
+ sched_yield();
#endif
- result = EAGAIN;
- if (engine_check)
- {
- log(DEBUG,"Data waiting on socket %d",cu->fd);
- int MOD_RESULT = 0;
- int result2 = 0;
- FOREACH_RESULT(OnRawSocketRead(cu->fd,data,65535,result2));
- if (!MOD_RESULT)
+ result = EAGAIN;
+ if (engine_check)
{
- 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))
+ log(DEBUG,"Data waiting on socket %d",cu->fd);
+ int MOD_RESULT = 0;
+ int result2 = 0;
+ FOREACH_RESULT(OnRawSocketRead(cu->fd,data,65535,result2));
+ if (!MOD_RESULT)
{
- // 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();
- }
- goto label;
+ result = cu->ReadData(data, 65535);
}
- if (current->recvq.length() > (unsigned)NetBufferSize)
+ else
{
- 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();
- }
- goto label;
+ log(DEBUG,"Data result returned by module: %d",MOD_RESULT);
+ result = result2;
}
- // while there are complete lines to process...
- while (current->BufferIsReady())
+ log(DEBUG,"Read result: %d",result);
+ if (result)
{
- floodlines++;
- if (TIME > current->reset_due)
+ 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++)
{
- current->reset_due = TIME + current->threshold;
- current->lines_in = 0;
+ if ((data[checker] == 0) || (data[checker] == 7))
+ data[checker] = ' ';
}
- 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");
- goto label;
- }
- if ((floodlines > current->flood) && (current->flood != 0))
+ 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)
{
- 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");
+ 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();
- }
- goto label;
+ apply_lines();
+ }
+ goto label;
}
- 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)
+ if (current->recvq.length() > (unsigned)NetBufferSize)
{
- 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");
+ 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();
+ }
goto label;
}
- strlcpy(sanitized,single_line.c_str(),MAXBUF);
- if (*sanitized)
+ // while there are complete lines to process...
+ while (current->BufferIsReady())
{
- 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))
+ 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");
goto label;
-
+ }
+ 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();
+ }
+ goto label;
+ }
+ 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");
+ goto label;
+ }
+ 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))
+ goto label;
+
+ }
}
+ goto label;
}
- goto label;
- }
- if ((result == -1) && (errno != EAGAIN) && (errno != EINTR))
+ if ((result == -1) && (errno != EAGAIN) && (errno != EINTR))
+ {
+ log(DEBUG,"killing: %s",cu->nick);
+ kill_link(cu,strerror(errno));
+ goto label;
+ }
+ }
+ // result EAGAIN means nothing read
+ if (result == EAGAIN)
+ {
+ }
+ else
+ if (result == 0)
+ {
+ engine_cleanup;
+ }
+ else if (result > 0)
{
- log(DEBUG,"killing: %s",cu->nick);
- kill_link(cu,strerror(errno));
- goto label;
}
- }
- // result EAGAIN means nothing read
- if (result == EAGAIN)
- {
- }
- else
- if (result == 0)
- {
- engine_cleanup;
- }
- else if (result > 0)
- {
}
}
+ for (int q = 0; q < total_in_this_set; q++)
+ {
+ count2++;
+ }
}
- for (int q = 0; q < total_in_this_set; q++)
- {
- count2++;
- }
- }
-
+
#ifdef _POSIX_PRIORITY_SCHEDULING
- sched_yield();
+ sched_yield();
#endif
diff --git a/src/modules.cpp b/src/modules.cpp
index 35372a71e..a77d94d7c 100644
--- a/src/modules.cpp
+++ b/src/modules.cpp
@@ -59,6 +59,7 @@ using namespace std;
#include "inspstring.h"
#include "helperfuncs.h"
#include "hashcomp.h"
+#include "socket.h"
#ifdef USE_KQUEUE
extern int kq;
@@ -74,6 +75,8 @@ extern std::vector<ircd_module*> factory;
extern std::vector<std::string> include_stack;
+extern std::vector<InspSocket*> module_sockets;
+
extern time_t TIME;
extern int LogLevel;
diff --git a/src/socket.cpp b/src/socket.cpp
index 2b6f84cd3..cb019a3c2 100644
--- a/src/socket.cpp
+++ b/src/socket.cpp
@@ -25,6 +25,7 @@ using namespace std;
#include <string>
#include <unistd.h>
#include <fcntl.h>
+#include <poll.h>
#include <sstream>
#include <iostream>
#include <fstream>
@@ -66,6 +67,7 @@ InspSocket::InspSocket(std::string host, int port, bool listening, unsigned long
if ((this->fd = socket(AF_INET, SOCK_STREAM, 0)) == -1)
{
this->state = I_ERROR;
+ this->OnError(I_ERR_SOCKET);
return;
}
this->port = port;
@@ -82,9 +84,8 @@ InspSocket::InspSocket(std::string host, int port, bool listening, unsigned long
{
if (errno != EINPROGRESS)
{
- shutdown(this->fd,2);
- close(this->fd);
- this->fd = -1;
+ this->Close();
+ this->OnError(I_ERR_CONNECT);
this->state = I_ERROR;
return;
}
@@ -94,37 +95,109 @@ InspSocket::InspSocket(std::string host, int port, bool listening, unsigned long
}
}
-void InspSocket::EngineTrigger()
+void InspSocket::Close()
{
- switch (this->state)
+ if (this->fd != -1)
{
- case I_CONNECTING:
- this->OnConnected();
- break;
- case I_LISTENING:
- this->OnIncomingConnection();
- break;
- case I_CONNECTED:
- this->OnDataReady();
- break;
- default:
- break;
+ this->OnClose();
+ shutdown(this->fd,2);
+ close(this->fd);
+ this->fd = -1;
}
}
+char* InspSocket::Read()
+{
+ int n = recv(this->fd,this->ibuf,sizeof(this->ibuf),0);
+ if (n > 0)
+ {
+ return ibuf;
+ }
+ else
+ {
+ return NULL;
+ }
+}
+
+// There are two possible outcomes to this function.
+// It will either write all of the data, or an undefined amount.
+// If an undefined amount is written the connection has failed
+// and should be aborted.
+int InspSocket::Write(std::string data)
+{
+ char* d = (char*)data.c_str();
+ unsigned int written = 0;
+ int n = 0;
+ int s = data.length();
+ while ((written < data.length()) && (n >= 0))
+ {
+ n = send(this->fd,d,s,0);
+ if (n > 0)
+ {
+ // If we didnt write everything, advance
+ // the pointers so that when we retry
+ // the next time around the loop, we try
+ // to write what we failed to write before.
+ written += n;
+ s -= n;
+ d += n;
+ }
+ }
+ return written;
+}
+
+bool InspSocket::Poll()
+{
+ if (time(NULL) > timeout_end)
+ {
+ this->OnTimeout();
+ this->Close();
+ this->OnError(I_ERR_TIMEOUT);
+ timeout = true;
+ this->state = I_ERROR;
+ return false;
+ }
+ polls.fd = this->fd;
+ state == I_CONNECTING ? polls.events = POLLOUT : polls.events = POLLIN;
+ int ret = poll(&polls,1,1);
+
+ if (ret > 0)
+ {
+ switch (this->state)
+ {
+ case I_CONNECTING:
+ return this->OnConnected();
+ break;
+ case I_LISTENING:
+ this->OnIncomingConnection();
+ break;
+ case I_CONNECTED:
+ return this->OnDataReady();
+ break;
+ default:
+ break;
+ }
+ }
+
+ return true;
+}
+
void InspSocket::SetState(InspSocketState s)
{
this->state = s;
}
-int InspSocket::OnConnected() { return 0; }
-int InspSocket::OnError() { return 0; }
+bool InspSocket::OnConnected() { return true; }
+void InspSocket::OnError(InspSocketError e) { return; }
int InspSocket::OnDisconnect() { return 0; }
int InspSocket::OnIncomingConnection() { return 0; }
-int InspSocket::OnDataReady() { return 0; }
+bool InspSocket::OnDataReady() { return true; }
+void InspSocket::OnTimeout() { return; }
+void InspSocket::OnClose() { return; }
InspSocket::~InspSocket()
{
+ this->Close();
}
/*
generated by cgit v1.2.3 (git 2.39.1) at 2024-10-21 11:50:08 +0000