#include "inspircd_config.h"
#include "inspircd.h"
#include "inspircd_io.h"
-#include "inspircd_util.h"
#include <unistd.h>
#include <fcntl.h>
#include <sys/errno.h>
#include <sstream>
#include <vector>
#include <deque>
-#include <sched.h>
#ifdef THREADED_DNS
#include <pthread.h>
#endif
#include "socketengine.h"
#include "userprocess.h"
#include "socket.h"
-#include "dns.h"
#include "typedefs.h"
+#include "command_parse.h"
InspIRCd* ServerInstance;
extern std::vector<Module*> modules;
extern std::vector<ircd_module*> factory;
std::vector<InspSocket*> module_sockets;
+std::vector<userrec*> local_users;
extern int MODCOUNT;
int openSockfd[MAXSOCKS];
// by an integer, meaning there is no need for a scan/search operation.
userrec* fd_ref_table[65536];
-serverstats* stats = new serverstats;
Server* MyServer = new Server;
ServerConfig *Config = new ServerConfig;
user_hash clientlist;
chan_hash chanlist;
whowas_hash whowas;
-command_table cmdlist;
servernamelist servernames;
-int BoundPortCount = 0;
char lowermap[255];
void AddServerName(std::string servername)
return single;
}
-
-/* This function pokes and hacks at a parameter list like the following:
- *
- * PART #winbot,#darkgalaxy :m00!
- *
- * to turn it into a series of individual calls like this:
- *
- * PART #winbot :m00!
- * PART #darkgalaxy :m00!
- *
- * The seperate calls are sent to a callback function provided by the caller
- * (the caller will usually call itself recursively). The callback function
- * must be a command handler. Calling this function on a line with no list causes
- * no action to be taken. You must provide a starting and ending parameter number
- * where the range of the list can be found, useful if you have a terminating
- * parameter as above which is actually not part of the list, or parameters
- * before the actual list as well. This code is used by many functions which
- * can function as "one to list" (see the RFC) */
-
-int loop_call(handlerfunc fn, char **parameters, int pcnt, userrec *u, int start, int end, int joins)
+void InspIRCd::MakeLowerMap()
{
- char plist[MAXBUF];
- char *param;
- char *pars[32];
- char blog[32][MAXBUF];
- char blog2[32][MAXBUF];
- int j = 0, q = 0, total = 0, t = 0, t2 = 0, total2 = 0;
- char keystr[MAXBUF];
- char moo[MAXBUF];
-
- for (int i = 0; i <32; i++)
- strcpy(blog[i],"");
-
- for (int i = 0; i <32; i++)
- strcpy(blog2[i],"");
-
- strcpy(moo,"");
- for (int i = 0; i <10; i++)
- {
- if (!parameters[i])
- {
- parameters[i] = moo;
- }
- }
- if (joins)
- {
- if (pcnt > 1) /* we have a key to copy */
- {
- strlcpy(keystr,parameters[1],MAXBUF);
- }
- }
-
- if (!parameters[start])
- {
- return 0;
- }
- if (!strchr(parameters[start],','))
- {
- return 0;
- }
- strcpy(plist,"");
- for (int i = start; i <= end; i++)
- {
- if (parameters[i])
- {
- strlcat(plist,parameters[i],MAXBUF);
- }
- }
-
- j = 0;
- param = plist;
-
- t = strlen(plist);
- for (int i = 0; i < t; i++)
- {
- if (plist[i] == ',')
- {
- plist[i] = '\0';
- strlcpy(blog[j++],param,MAXBUF);
- param = plist+i+1;
- if (j>20)
- {
- WriteServ(u->fd,"407 %s %s :Too many targets in list, message not delivered.",u->nick,blog[j-1]);
- return 1;
- }
- }
- }
- strlcpy(blog[j++],param,MAXBUF);
- total = j;
-
- if ((joins) && (keystr) && (total>0)) // more than one channel and is joining
- {
- strcat(keystr,",");
- }
-
- if ((joins) && (keystr))
- {
- if (strchr(keystr,','))
- {
- j = 0;
- param = keystr;
- t2 = strlen(keystr);
- for (int i = 0; i < t2; i++)
- {
- if (keystr[i] == ',')
- {
- keystr[i] = '\0';
- strlcpy(blog2[j++],param,MAXBUF);
- param = keystr+i+1;
- }
- }
- strlcpy(blog2[j++],param,MAXBUF);
- total2 = j;
- }
- }
-
- for (j = 0; j < total; j++)
- {
- if (blog[j])
- {
- pars[0] = blog[j];
- }
- for (q = end; q < pcnt-1; q++)
- {
- if (parameters[q+1])
- {
- pars[q-end+1] = parameters[q+1];
- }
- }
- if ((joins) && (parameters[1]))
- {
- if (pcnt > 1)
- {
- pars[1] = blog2[j];
- }
- else
- {
- pars[1] = NULL;
- }
- }
- /* repeatedly call the function with the hacked parameter list */
- if ((joins) && (pcnt > 1))
- {
- if (pars[1])
- {
- // pars[1] already set up and containing key from blog2[j]
- fn(pars,2,u);
- }
- else
- {
- pars[1] = parameters[1];
- fn(pars,2,u);
- }
- }
- else
- {
- fn(pars,pcnt-(end-start),u);
- }
- }
-
- return 1;
+ // initialize the lowercase mapping table
+ for (unsigned int cn = 0; cn < 256; cn++)
+ lowermap[cn] = cn;
+ // lowercase the uppercase chars
+ for (unsigned int cn = 65; cn < 91; cn++)
+ lowermap[cn] = tolower(cn);
+ // now replace the specific chars for scandanavian comparison
+ lowermap[(unsigned)'['] = '{';
+ lowermap[(unsigned)']'] = '}';
+ lowermap[(unsigned)'\\'] = '|';
}
-
-
InspIRCd::InspIRCd(int argc, char** argv)
{
Start();
}
strlcpy(Config->MyExecutable,argv[0],MAXBUF);
-
- // initialize the lowercase mapping table
- for (unsigned int cn = 0; cn < 256; cn++)
- lowermap[cn] = cn;
- // lowercase the uppercase chars
- for (unsigned int cn = 65; cn < 91; cn++)
- lowermap[cn] = tolower(cn);
- // now replace the specific chars for scandanavian comparison
- lowermap[(unsigned)'['] = '{';
- lowermap[(unsigned)']'] = '}';
- lowermap[(unsigned)'\\'] = '|';
+ this->MakeLowerMap();
OpenLog(argv, argc);
Config->ClearStack();
Config->Read(true,NULL);
CheckRoot();
- SetupCommandTable();
+ this->ModeGrok = new ModeParser();
+ this->Parser = new CommandParser();
+ this->stats = new serverstats();
AddServerName(Config->ServerName);
CheckDie();
- BoundPortCount = BindPorts();
+ stats->BoundPortCount = BindPorts();
printf("\n");
if (!Config->nofork)
SE = new SocketEngine();
/* We must load the modules AFTER initializing the socket engine, now */
- LoadAllModules();
-
- printf("\nInspIRCd is now running!\n");
return;
}
-/* re-allocates a nick in the user_hash after they change nicknames,
- * returns a pointer to the new user as it may have moved */
-
-userrec* ReHashNick(char* Old, char* New)
-{
- //user_hash::iterator newnick;
- user_hash::iterator oldnick = clientlist.find(Old);
-
- log(DEBUG,"ReHashNick: %s %s",Old,New);
-
- if (!strcasecmp(Old,New))
- {
- log(DEBUG,"old nick is new nick, skipping");
- return oldnick->second;
- }
-
- if (oldnick == clientlist.end()) return NULL; /* doesnt exist */
-
- log(DEBUG,"ReHashNick: Found hashed nick %s",Old);
-
- userrec* olduser = oldnick->second;
- clientlist[New] = olduser;
- clientlist.erase(oldnick);
-
- log(DEBUG,"ReHashNick: Nick rehashed as %s",New);
-
- return clientlist[New];
-}
-
-#ifdef THREADED_DNS
-void* dns_task(void* arg)
-{
- userrec* u = (userrec*)arg;
- log(DEBUG,"DNS thread for user %s",u->nick);
- DNS dns1;
- DNS dns2;
- std::string host;
- std::string ip;
- if (dns1.ReverseLookup(u->ip))
- {
- log(DEBUG,"DNS Step 1");
- while (!dns1.HasResult())
- {
- usleep(100);
- }
- host = dns1.GetResult();
- if (host != "")
- {
- log(DEBUG,"DNS Step 2: '%s'",host.c_str());
- if (dns2.ForwardLookup(host))
- {
- while (!dns2.HasResult())
- {
- usleep(100);
- }
- ip = dns2.GetResultIP();
- log(DEBUG,"DNS Step 3 '%s'(%d) '%s'(%d)",ip.c_str(),ip.length(),u->ip,strlen(u->ip));
- if (ip == std::string(u->ip))
- {
- log(DEBUG,"DNS Step 4");
- if (host.length() < 160)
- {
- log(DEBUG,"DNS Step 5");
- strcpy(u->host,host.c_str());
- strcpy(u->dhost,host.c_str());
- }
- }
- }
- }
- }
- u->dns_done = true;
- return NULL;
-}
-#endif
-
std::string InspIRCd::GetVersionString()
{
char versiondata[MAXBUF];
return versiondata;
}
-
-bool is_valid_cmd(std::string &commandname, int pcnt, userrec * user)
-{
- for (unsigned int i = 0; i < cmdlist.size(); i++)
- {
- if (!strcasecmp(cmdlist[i].command,commandname.c_str()))
- {
- if (cmdlist[i].handler_function)
- {
- if ((pcnt>=cmdlist[i].min_params) && (strcasecmp(cmdlist[i].source,"<core>")))
- {
- if ((strchr(user->modes,cmdlist[i].flags_needed)) || (!cmdlist[i].flags_needed))
- {
- if (cmdlist[i].flags_needed)
- {
- if ((user->HasPermission(commandname)) || (is_uline(user->server)))
- {
- return true;
- }
- else
- {
- return false;
- }
- }
- return true;
- }
- }
- }
- }
- }
- return false;
-}
-
-// calls a handler function for a command
-
-void call_handler(std::string &commandname,char **parameters, int pcnt, userrec *user)
-{
- for (unsigned int i = 0; i < cmdlist.size(); i++)
- {
- if (!strcasecmp(cmdlist[i].command,commandname.c_str()))
- {
- if (cmdlist[i].handler_function)
- {
- if (pcnt>=cmdlist[i].min_params)
- {
- if ((strchr(user->modes,cmdlist[i].flags_needed)) || (!cmdlist[i].flags_needed))
- {
- if (cmdlist[i].flags_needed)
- {
- if ((user->HasPermission(commandname)) || (is_uline(user->server)))
- {
- cmdlist[i].handler_function(parameters,pcnt,user);
- }
- }
- else
- {
- cmdlist[i].handler_function(parameters,pcnt,user);
- }
- }
- }
- }
- }
- }
-}
-
-
-void force_nickchange(userrec* user,const char* newnick)
-{
- char nick[MAXBUF];
- int MOD_RESULT = 0;
-
- strcpy(nick,"");
-
- FOREACH_RESULT(OnUserPreNick(user,newnick));
- if (MOD_RESULT) {
- stats->statsCollisions++;
- kill_link(user,"Nickname collision");
- return;
- }
- if (matches_qline(newnick))
- {
- stats->statsCollisions++;
- kill_link(user,"Nickname collision");
- return;
- }
-
- if (user)
- {
- if (newnick)
- {
- strncpy(nick,newnick,MAXBUF);
- }
- if (user->registered == 7)
- {
- char* pars[1];
- pars[0] = nick;
- handle_nick(pars,1,user);
- }
- }
-}
-
-
-int process_parameters(char **command_p,char *parameters)
-{
- int j = 0;
- int q = strlen(parameters);
- if (!q)
- {
- /* no parameters, command_p invalid! */
- return 0;
- }
- if (parameters[0] == ':')
- {
- command_p[0] = parameters+1;
- return 1;
- }
- if (q)
- {
- if ((strchr(parameters,' ')==NULL) || (parameters[0] == ':'))
- {
- /* only one parameter */
- command_p[0] = parameters;
- if (parameters[0] == ':')
- {
- if (strchr(parameters,' ') != NULL)
- {
- command_p[0]++;
- }
- }
- return 1;
- }
- }
- command_p[j++] = parameters;
- for (int i = 0; i <= q; i++)
- {
- if (parameters[i] == ' ')
- {
- command_p[j++] = parameters+i+1;
- parameters[i] = '\0';
- if (command_p[j-1][0] == ':')
- {
- *command_p[j-1]++; /* remove dodgy ":" */
- break;
- /* parameter like this marks end of the sequence */
- }
- }
- }
- return j; /* returns total number of items in the list */
-}
-
-void process_command(userrec *user, char* cmd)
-{
- char *parameters;
- char *command;
- char *command_p[127];
- char p[MAXBUF], temp[MAXBUF];
- int j, items, cmd_found;
-
- for (int i = 0; i < 127; i++)
- command_p[i] = NULL;
-
- if (!user)
- {
- return;
- }
- if (!cmd)
- {
- return;
- }
- if (!cmd[0])
- {
- return;
- }
-
- int total_params = 0;
- if (strlen(cmd)>2)
- {
- for (unsigned int q = 0; q < strlen(cmd)-1; q++)
- {
- if ((cmd[q] == ' ') && (cmd[q+1] == ':'))
- {
- total_params++;
- // found a 'trailing', we dont count them after this.
- break;
- }
- if (cmd[q] == ' ')
- total_params++;
- }
- }
-
- // another phidjit bug...
- if (total_params > 126)
- {
- *(strchr(cmd,' ')) = '\0';
- WriteServ(user->fd,"421 %s %s :Too many parameters given",user->nick,cmd);
- return;
- }
-
- strlcpy(temp,cmd,MAXBUF);
-
- std::string tmp = cmd;
- for (int i = 0; i <= MODCOUNT; i++)
- {
- std::string oldtmp = tmp;
- modules[i]->OnServerRaw(tmp,true,user);
- if (oldtmp != tmp)
- {
- log(DEBUG,"A Module changed the input string!");
- log(DEBUG,"New string: %s",tmp.c_str());
- log(DEBUG,"Old string: %s",oldtmp.c_str());
- break;
- }
- }
- strlcpy(cmd,tmp.c_str(),MAXBUF);
- strlcpy(temp,cmd,MAXBUF);
-
- if (!strchr(cmd,' '))
- {
- /* no parameters, lets skip the formalities and not chop up
- * the string */
- log(DEBUG,"About to preprocess command with no params");
- items = 0;
- command_p[0] = NULL;
- parameters = NULL;
- for (unsigned int i = 0; i <= strlen(cmd); i++)
- {
- cmd[i] = toupper(cmd[i]);
- }
- command = cmd;
- }
- else
- {
- strcpy(cmd,"");
- j = 0;
- /* strip out extraneous linefeeds through mirc's crappy pasting (thanks Craig) */
- for (unsigned int i = 0; i < strlen(temp); i++)
- {
- if ((temp[i] != 10) && (temp[i] != 13) && (temp[i] != 0) && (temp[i] != 7))
- {
- cmd[j++] = temp[i];
- cmd[j] = 0;
- }
- }
- /* split the full string into a command plus parameters */
- parameters = p;
- strcpy(p," ");
- command = cmd;
- if (strchr(cmd,' '))
- {
- for (unsigned int i = 0; i <= strlen(cmd); i++)
- {
- /* capitalise the command ONLY, leave params intact */
- cmd[i] = toupper(cmd[i]);
- /* are we nearly there yet?! :P */
- if (cmd[i] == ' ')
- {
- command = cmd;
- parameters = cmd+i+1;
- cmd[i] = '\0';
- break;
- }
- }
- }
- else
- {
- for (unsigned int i = 0; i <= strlen(cmd); i++)
- {
- cmd[i] = toupper(cmd[i]);
- }
- }
-
- }
- cmd_found = 0;
-
- if (strlen(command)>MAXCOMMAND)
- {
- WriteServ(user->fd,"421 %s %s :Command too long",user->nick,command);
- return;
- }
-
- for (unsigned int x = 0; x < strlen(command); x++)
- {
- if (((command[x] < 'A') || (command[x] > 'Z')) && (command[x] != '.'))
- {
- if (((command[x] < '0') || (command[x]> '9')) && (command[x] != '-'))
- {
- if (strchr("@!\"$%^&*(){}[]_=+;:'#~,<>/?\\|`",command[x]))
- {
- stats->statsUnknown++;
- WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
- return;
- }
- }
- }
- }
-
- for (unsigned int i = 0; i != cmdlist.size(); i++)
- {
- if (cmdlist[i].command[0])
- {
- if (strlen(command)>=(strlen(cmdlist[i].command))) if (!strncmp(command, cmdlist[i].command,MAXCOMMAND))
- {
- if (parameters)
- {
- if (parameters[0])
- {
- items = process_parameters(command_p,parameters);
- }
- else
- {
- items = 0;
- command_p[0] = NULL;
- }
- }
- else
- {
- items = 0;
- command_p[0] = NULL;
- }
-
- if (user)
- {
- /* activity resets the ping pending timer */
- user->nping = TIME + user->pingmax;
- if ((items) < cmdlist[i].min_params)
- {
- log(DEBUG,"process_command: not enough parameters: %s %s",user->nick,command);
- WriteServ(user->fd,"461 %s %s :Not enough parameters",user->nick,command);
- return;
- }
- if ((!strchr(user->modes,cmdlist[i].flags_needed)) && (cmdlist[i].flags_needed))
- {
- log(DEBUG,"process_command: permission denied: %s %s",user->nick,command);
- WriteServ(user->fd,"481 %s :Permission Denied- You do not have the required operator privilages",user->nick);
- cmd_found = 1;
- return;
- }
- if ((cmdlist[i].flags_needed) && (!user->HasPermission(command)))
- {
- log(DEBUG,"process_command: permission denied: %s %s",user->nick,command);
- WriteServ(user->fd,"481 %s :Permission Denied- Oper type %s does not have access to command %s",user->nick,user->oper,command);
- cmd_found = 1;
- return;
- }
- /* if the command isnt USER, PASS, or NICK, and nick is empty,
- * deny command! */
- if ((strncmp(command,"USER",4)) && (strncmp(command,"NICK",4)) && (strncmp(command,"PASS",4)))
- {
- if ((!isnick(user->nick)) || (user->registered != 7))
- {
- log(DEBUG,"process_command: not registered: %s %s",user->nick,command);
- WriteServ(user->fd,"451 %s :You have not registered",command);
- return;
- }
- }
- if ((user->registered == 7) && (!strchr(user->modes,'o')))
- {
- std::stringstream dcmds(Config->DisabledCommands);
- while (!dcmds.eof())
- {
- std::string thiscmd;
- dcmds >> thiscmd;
- if (!strcasecmp(thiscmd.c_str(),command))
- {
- // command is disabled!
- WriteServ(user->fd,"421 %s %s :This command has been disabled.",user->nick,command);
- return;
- }
- }
- }
- if ((user->registered == 7) || (!strncmp(command,"USER",4)) || (!strncmp(command,"NICK",4)) || (!strncmp(command,"PASS",4)))
- {
- if (cmdlist[i].handler_function)
- {
-
- /* ikky /stats counters */
- if (temp)
- {
- cmdlist[i].use_count++;
- cmdlist[i].total_bytes+=strlen(temp);
- }
-
- int MOD_RESULT = 0;
- FOREACH_RESULT(OnPreCommand(command,command_p,items,user));
- if (MOD_RESULT == 1) {
- return;
- }
-
- /* WARNING: nothing may come after the
- * command handler call, as the handler
- * may free the user structure! */
-
- cmdlist[i].handler_function(command_p,items,user);
- }
- return;
- }
- else
- {
- WriteServ(user->fd,"451 %s :You have not registered",command);
- return;
- }
- }
- cmd_found = 1;
- }
- }
- }
- if ((!cmd_found) && (user))
- {
- stats->statsUnknown++;
- WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
- }
-}
-
-bool removecommands(const char* source)
-{
- bool go_again = true;
- while (go_again)
- {
- go_again = false;
- for (std::deque<command_t>::iterator i = cmdlist.begin(); i != cmdlist.end(); i++)
- {
- if (!strcmp(i->source,source))
- {
- log(DEBUG,"removecommands(%s) Removing dependent command: %s",i->source,i->command);
- cmdlist.erase(i);
- go_again = true;
- break;
- }
- }
- }
- return true;
-}
-
-
-void process_buffer(const char* cmdbuf,userrec *user)
-{
- if (!user)
- {
- log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
- return;
- }
- char cmd[MAXBUF];
- if (!cmdbuf)
- {
- log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
- return;
- }
- if (!cmdbuf[0])
- {
- return;
- }
- while (*cmdbuf == ' ') cmdbuf++; // strip leading spaces
-
- strlcpy(cmd,cmdbuf,MAXBUF);
- if (!cmd[0])
- {
- return;
- }
- int sl = strlen(cmd)-1;
- if ((cmd[sl] == 13) || (cmd[sl] == 10))
- {
- cmd[sl] = '\0';
- }
- sl = strlen(cmd)-1;
- if ((cmd[sl] == 13) || (cmd[sl] == 10))
- {
- cmd[sl] = '\0';
- }
- sl = strlen(cmd)-1;
- while (cmd[sl] == ' ') // strip trailing spaces
- {
- cmd[sl] = '\0';
- sl = strlen(cmd)-1;
- }
-
- if (!cmd[0])
- {
- return;
- }
- log(DEBUG,"CMDIN: %s %s",user->nick,cmd);
- tidystring(cmd);
- if ((user) && (cmd))
- {
- process_command(user,cmd);
- }
-}
-
char* InspIRCd::ModuleError()
{
return MODERR;
log(DEBUG,"Erasing module entry...");
erase_factory(j);
log(DEBUG,"Removing dependent commands...");
- removecommands(filename);
+ Parser->RemoveCommands(filename);
log(DEFAULT,"Module %s unloaded",filename);
MODCOUNT--;
return true;
char* target;
unsigned int numberactive;
sockaddr_in sock_us; // our port number
- socklen_t uslen; // length of our port number
+ socklen_t uslen; // length of our port number
+
+ /* Until THIS point, ServerInstance == NULL */
+
+ LoadAllModules(this);
+ printf("\nInspIRCd is now running!\n");
+
if (!Config->nofork)
{
freopen("/dev/null","w",stdout);
/* Add the listening sockets used for client inbound connections
* to the socket engine
*/
- for (int count = 0; count < BoundPortCount; count++)
+ for (int count = 0; count < stats->BoundPortCount; count++)
SE->AddFd(openSockfd[count],true,X_LISTEN);
WritePID(Config->PID);
*/
if (incomingSockfd >= 0)
{
- FOREACH_MOD OnRawSocketAccept(incomingSockfd, target, in_port);
+ if (Config->GetIOHook(in_port))
+ {
+ Config->GetIOHook(in_port)->OnRawSocketAccept(incomingSockfd, target, in_port);
+ }
stats->statsAccept++;
AddClient(incomingSockfd, target, in_port, false, target);
log(DEBUG,"Adding client on port %lu fd=%lu",(unsigned long)in_port,(unsigned long)incomingSockfd);
projects / user / henk / code / inspircd.git / blobdiff