* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
- * Inspire is copyright (C) 2002-2004 ChatSpike-Dev.
+ * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
* E-mail:
* <brain@chatspike.net>
* <Craig@chatspike.net>
#include <fstream>
#include "inspircd.h"
#include "inspircd_io.h"
-#include "inspircd_util.h"
#include "inspstring.h"
#include "helperfuncs.h"
+#include "userprocess.h"
+#include "xline.h"
-extern FILE *log_file;
-extern int boundPortCount;
+extern ServerConfig *Config;
+extern InspIRCd* ServerInstance;
extern int openSockfd[MAXSOCKS];
extern time_t TIME;
-extern bool unlimitcore;
-extern int MaxConn;
-std::vector<std::string> include_stack;
-void WriteOpers(char* text, ...);
+
+ServerConfig::ServerConfig()
+{
+ this->ClearStack();
+ *ServerName = *Network = *ServerDesc = *AdminName = '\0';
+ *AdminEmail = *AdminNick = *diepass = *restartpass = '\0';
+ *CustomVersion = *motd = *rules = *PrefixQuit = *DieValue = *DNSServer = '\0';
+ *OperOnlyStats = *ModPath = *MyExecutable = *DisabledCommands = *PID = '\0';
+ log_file = NULL;
+ nofork = false;
+ unlimitcore = false;
+ AllowHalfop = true;
+ dns_timeout = 5;
+ NetBufferSize = 10240;
+ SoftLimit = MAXCLIENTS;
+ MaxConn = SOMAXCONN;
+ MaxWhoResults = 100;
+ debugging = 0;
+ LogLevel = DEFAULT;
+ DieDelay = 5;
+}
+
+void ServerConfig::ClearStack()
+{
+ include_stack.clear();
+}
+
+Module* ServerConfig::GetIOHook(int port)
+{
+ std::map<int,Module*>::iterator x = IOHookModule.find(port);
+ return (x != IOHookModule.end() ? x->second : NULL);
+}
+
+bool ServerConfig::AddIOHook(int port, Module* iomod)
+{
+ if (!GetIOHook(port))
+ {
+ IOHookModule[port] = iomod;
+ return true;
+ }
+ return false;
+}
+
+bool ServerConfig::DelIOHook(int port)
+{
+ std::map<int,Module*>::iterator x = IOHookModule.find(port);
+ if (x != IOHookModule.end())
+ {
+ IOHookModule.erase(x);
+ return true;
+ }
+ return false;
+}
+
+void ServerConfig::Read(bool bail, userrec* user)
+{
+ char dbg[MAXBUF],pauseval[MAXBUF],Value[MAXBUF],timeout[MAXBUF],NB[MAXBUF],flood[MAXBUF],MW[MAXBUF],MCON[MAXBUF];
+ char AH[MAXBUF],AP[MAXBUF],AF[MAXBUF],DNT[MAXBUF],pfreq[MAXBUF],thold[MAXBUF],sqmax[MAXBUF],rqmax[MAXBUF],SLIMT[MAXBUF];
+ ConnectClass c;
+ std::stringstream errstr;
+ include_stack.clear();
+
+ if (!LoadConf(CONFIG_FILE,&Config->config_f,&errstr))
+ {
+ errstr.seekg(0);
+ log(DEFAULT,"There were errors in your configuration:\n%s",errstr.str().c_str());
+ if (bail)
+ {
+ printf("There were errors in your configuration:\n%s",errstr.str().c_str());
+ Exit(0);
+ }
+ else
+ {
+ char dataline[1024];
+ if (user)
+ {
+ WriteServ(user->fd,"NOTICE %s :There were errors in the configuration file:",user->nick);
+ while (!errstr.eof())
+ {
+ errstr.getline(dataline,1024);
+ WriteServ(user->fd,"NOTICE %s :%s",user->nick,dataline);
+ }
+ }
+ else
+ {
+ WriteOpers("There were errors in the configuration file:");
+ while (!errstr.eof())
+ {
+ errstr.getline(dataline,1024);
+ WriteOpers(dataline);
+ }
+ }
+ return;
+ }
+ }
+
+ ConfValue("server","name",0,Config->ServerName,&Config->config_f);
+ ConfValue("server","description",0,Config->ServerDesc,&Config->config_f);
+ ConfValue("server","network",0,Config->Network,&Config->config_f);
+ ConfValue("admin","name",0,Config->AdminName,&Config->config_f);
+ ConfValue("admin","email",0,Config->AdminEmail,&Config->config_f);
+ ConfValue("admin","nick",0,Config->AdminNick,&Config->config_f);
+ ConfValue("files","motd",0,Config->motd,&Config->config_f);
+ ConfValue("files","rules",0,Config->rules,&Config->config_f);
+ ConfValue("power","diepass",0,Config->diepass,&Config->config_f);
+ ConfValue("power","pause",0,pauseval,&Config->config_f);
+ ConfValue("power","restartpass",0,Config->restartpass,&Config->config_f);
+ ConfValue("options","prefixquit",0,Config->PrefixQuit,&Config->config_f);
+ ConfValue("die","value",0,Config->DieValue,&Config->config_f);
+ ConfValue("options","loglevel",0,dbg,&Config->config_f);
+ ConfValue("options","netbuffersize",0,NB,&Config->config_f);
+ ConfValue("options","maxwho",0,MW,&Config->config_f);
+ ConfValue("options","allowhalfop",0,AH,&Config->config_f);
+ ConfValue("options","allowprotect",0,AP,&Config->config_f);
+ ConfValue("options","allowfounder",0,AF,&Config->config_f);
+ ConfValue("dns","server",0,Config->DNSServer,&Config->config_f);
+ ConfValue("dns","timeout",0,DNT,&Config->config_f);
+ ConfValue("options","moduledir",0,Config->ModPath,&Config->config_f);
+ ConfValue("disabled","commands",0,Config->DisabledCommands,&Config->config_f);
+ ConfValue("options","somaxconn",0,MCON,&Config->config_f);
+ ConfValue("options","softlimit",0,SLIMT,&Config->config_f);
+ ConfValue("options","operonlystats",0,Config->OperOnlyStats,&Config->config_f);
+ ConfValue("options","customversion",0,Config->CustomVersion,&Config->config_f);
+
+ Config->SoftLimit = atoi(SLIMT);
+ if ((Config->SoftLimit < 1) || (Config->SoftLimit > MAXCLIENTS))
+ {
+ log(DEFAULT,"WARNING: <options:softlimit> value is greater than %d or less than 0, set to %d.",MAXCLIENTS,MAXCLIENTS);
+ Config->SoftLimit = MAXCLIENTS;
+ }
+ Config->MaxConn = atoi(MCON);
+ if (Config->MaxConn > SOMAXCONN)
+ log(DEFAULT,"WARNING: <options:somaxconn> value may be higher than the system-defined SOMAXCONN value!");
+ Config->NetBufferSize = atoi(NB);
+ Config->MaxWhoResults = atoi(MW);
+ Config->dns_timeout = atoi(DNT);
+ if (!Config->dns_timeout)
+ Config->dns_timeout = 5;
+ if (!Config->MaxConn)
+ Config->MaxConn = SOMAXCONN;
+ if (!*Config->DNSServer)
+ strlcpy(Config->DNSServer,"127.0.0.1",MAXBUF);
+ if (!*Config->ModPath)
+ strlcpy(Config->ModPath,MOD_PATH,MAXBUF);
+ Config->AllowHalfop = ((!strcasecmp(AH,"true")) || (!strcasecmp(AH,"1")) || (!strcasecmp(AH,"yes")));
+ if ((!Config->NetBufferSize) || (Config->NetBufferSize > 65535) || (Config->NetBufferSize < 1024))
+ {
+ log(DEFAULT,"No NetBufferSize specified or size out of range, setting to default of 10240.");
+ Config->NetBufferSize = 10240;
+ }
+ if ((!Config->MaxWhoResults) || (Config->MaxWhoResults > 65535) || (Config->MaxWhoResults < 1))
+ {
+ log(DEFAULT,"No MaxWhoResults specified or size out of range, setting to default of 128.");
+ Config->MaxWhoResults = 128;
+ }
+ Config->LogLevel = DEFAULT;
+ if (!strcmp(dbg,"debug"))
+ {
+ Config->LogLevel = DEBUG;
+ Config->debugging = 1;
+ }
+ if (!strcmp(dbg,"verbose"))
+ Config->LogLevel = VERBOSE;
+ if (!strcmp(dbg,"default"))
+ Config->LogLevel = DEFAULT;
+ if (!strcmp(dbg,"sparse"))
+ Config->LogLevel = SPARSE;
+ if (!strcmp(dbg,"none"))
+ Config->LogLevel = NONE;
+
+ readfile(Config->MOTD,Config->motd);
+ log(DEFAULT,"Reading message of the day...");
+ readfile(Config->RULES,Config->rules);
+ log(DEFAULT,"Reading connect classes...");
+ Classes.clear();
+ for (int i = 0; i < ConfValueEnum("connect",&Config->config_f); i++)
+ {
+ *Value = 0;
+ ConfValue("connect","allow",i,Value,&Config->config_f);
+ ConfValue("connect","timeout",i,timeout,&Config->config_f);
+ ConfValue("connect","flood",i,flood,&Config->config_f);
+ ConfValue("connect","pingfreq",i,pfreq,&Config->config_f);
+ ConfValue("connect","threshold",i,thold,&Config->config_f);
+ ConfValue("connect","sendq",i,sqmax,&Config->config_f);
+ ConfValue("connect","recvq",i,rqmax,&Config->config_f);
+ if (*Value)
+ {
+ c.host = Value;
+ c.type = CC_ALLOW;
+ strlcpy(Value,"",MAXBUF);
+ ConfValue("connect","password",i,Value,&Config->config_f);
+ c.pass = Value;
+ c.registration_timeout = 90; // default is 2 minutes
+ c.pingtime = 120;
+ c.flood = atoi(flood);
+ c.threshold = 5;
+ c.sendqmax = 262144; // 256k
+ c.recvqmax = 4096; // 4k
+ if (atoi(thold)>0)
+ {
+ c.threshold = atoi(thold);
+ }
+ if (atoi(sqmax)>0)
+ {
+ c.sendqmax = atoi(sqmax);
+ }
+ if (atoi(rqmax)>0)
+ {
+ c.recvqmax = atoi(rqmax);
+ }
+ if (atoi(timeout)>0)
+ {
+ c.registration_timeout = atoi(timeout);
+ }
+ if (atoi(pfreq)>0)
+ {
+ c.pingtime = atoi(pfreq);
+ }
+ Classes.push_back(c);
+ }
+ else
+ {
+ ConfValue("connect","deny",i,Value,&Config->config_f);
+ c.host = Value;
+ c.type = CC_DENY;
+ Classes.push_back(c);
+ log(DEBUG,"Read connect class type DENY, host=%s",c.host.c_str());
+ }
+
+ }
+ log(DEFAULT,"Reading K lines,Q lines and Z lines from config...");
+ read_xline_defaults();
+ log(DEFAULT,"Applying K lines, Q lines and Z lines...");
+ apply_lines(APPLY_ALL);
+
+ ConfValue("pid","file",0,Config->PID,&Config->config_f);
+ // write once here, to try it out and make sure its ok
+ WritePID(Config->PID);
+
+ log(DEFAULT,"Done reading configuration file, InspIRCd is now starting.");
+ if (!bail)
+ {
+ log(DEFAULT,"Adding and removing modules due to rehash...");
+
+ std::vector<std::string> old_module_names, new_module_names, added_modules, removed_modules;
+
+ // store the old module names
+ for (std::vector<std::string>::iterator t = module_names.begin(); t != module_names.end(); t++)
+ {
+ old_module_names.push_back(*t);
+ }
+
+ // get the new module names
+ for (int count2 = 0; count2 < ConfValueEnum("module",&Config->config_f); count2++)
+ {
+ ConfValue("module","name",count2,Value,&Config->config_f);
+ new_module_names.push_back(Value);
+ }
+
+ // now create a list of new modules that are due to be loaded
+ // and a seperate list of modules which are due to be unloaded
+ for (std::vector<std::string>::iterator _new = new_module_names.begin(); _new != new_module_names.end(); _new++)
+ {
+ bool added = true;
+ for (std::vector<std::string>::iterator old = old_module_names.begin(); old != old_module_names.end(); old++)
+ {
+ if (*old == *_new)
+ added = false;
+ }
+ if (added)
+ added_modules.push_back(*_new);
+ }
+ for (std::vector<std::string>::iterator oldm = old_module_names.begin(); oldm != old_module_names.end(); oldm++)
+ {
+ bool removed = true;
+ for (std::vector<std::string>::iterator newm = new_module_names.begin(); newm != new_module_names.end(); newm++)
+ {
+ if (*newm == *oldm)
+ removed = false;
+ }
+ if (removed)
+ removed_modules.push_back(*oldm);
+ }
+ // now we have added_modules, a vector of modules to be loaded, and removed_modules, a vector of modules
+ // to be removed.
+ int rem = 0, add = 0;
+ if (!removed_modules.empty())
+ for (std::vector<std::string>::iterator removing = removed_modules.begin(); removing != removed_modules.end(); removing++)
+ {
+ if (ServerInstance->UnloadModule(removing->c_str()))
+ {
+ WriteOpers("*** REHASH UNLOADED MODULE: %s",removing->c_str());
+ WriteServ(user->fd,"973 %s %s :Module %s successfully unloaded.",user->nick, removing->c_str(), removing->c_str());
+ rem++;
+ }
+ else
+ {
+ WriteServ(user->fd,"972 %s %s :Failed to unload module %s: %s",user->nick, removing->c_str(), removing->c_str(), ServerInstance->ModuleError());
+ }
+ }
+ if (!added_modules.empty())
+ for (std::vector<std::string>::iterator adding = added_modules.begin(); adding != added_modules.end(); adding++)
+ {
+ if (ServerInstance->LoadModule(adding->c_str()))
+ {
+ WriteOpers("*** REHASH LOADED MODULE: %s",adding->c_str());
+ WriteServ(user->fd,"975 %s %s :Module %s successfully loaded.",user->nick, adding->c_str(), adding->c_str());
+ add++;
+ }
+ else
+ {
+ WriteServ(user->fd,"974 %s %s :Failed to load module %s: %s",user->nick, adding->c_str(), adding->c_str(), ServerInstance->ModuleError());
+ }
+ }
+ log(DEFAULT,"Successfully unloaded %lu of %lu modules and loaded %lu of %lu modules.",(unsigned long)rem,(unsigned long)removed_modules.size(),
+ (unsigned long)add,(unsigned long)added_modules.size());
+ }
+}
+
void Exit (int status)
{
- if (log_file)
- fclose(log_file);
+ if (Config->log_file)
+ fclose(Config->log_file);
send_error("Server shutdown.");
exit (status);
}
void Killed(int status)
{
- if (log_file)
- fclose(log_file);
+ if (Config->log_file)
+ fclose(Config->log_file);
send_error("Server terminated.");
exit(status);
}
void Rehash(int status)
{
WriteOpers("Rehashing config file %s due to SIGHUP",CONFIG_FILE);
- ReadConfig(false,NULL);
+ fclose(Config->log_file);
+ OpenLog(NULL,NULL);
+ Config->Read(false,NULL);
}
}
}
-
-int DaemonSeed (void)
+void SetSignals()
{
- int childpid;
signal (SIGALRM, SIG_IGN);
signal (SIGHUP, Rehash);
signal (SIGPIPE, SIG_IGN);
signal (SIGTERM, Exit);
signal (SIGSEGV, Error);
+}
+
+
+int DaemonSeed (void)
+{
+ int childpid;
if ((childpid = fork ()) < 0)
return (ERROR);
else if (childpid > 0)
setsid ();
umask (007);
printf("InspIRCd Process ID: \033[1;32m%lu\033[0m\n",(unsigned long)getpid());
- freopen("/dev/null","w",stdout);
- freopen("/dev/null","w",stderr);
-
+
setpriority(PRIO_PROCESS,(int)getpid(),15);
- if (unlimitcore)
+ if (Config->unlimitcore)
{
rlimit rl;
if (getrlimit(RLIMIT_CORE, &rl) == -1)
* Turns multiple spaces that are outside of quotes into single spaces
*/
-std::string ConfProcess(char* buffer, long linenumber, std::stringstream* errorstream, bool &error, std::string filename)
+std::string ServerConfig::ConfProcess(char* buffer, long linenumber, std::stringstream* errorstream, bool &error, std::string filename)
{
long number_of_quotes = 0;
long number_of_equals = 0;
return parsedata;
}
-int fgets_safe(char* buffer, size_t maxsize, FILE* &file)
+int ServerConfig::fgets_safe(char* buffer, size_t maxsize, FILE* &file)
{
char c_read = '\0';
unsigned int bufptr = 0;
return bufptr;
}
-bool LoadConf(const char* filename, std::stringstream *target, std::stringstream* errorstream)
+bool ServerConfig::LoadConf(const char* filename, std::stringstream *target, std::stringstream* errorstream)
{
target->str("");
errorstream->str("");
}
snprintf(newconf,10240,"%s/%s",confpath,buf);
}
- else snprintf(newconf,10240,"%s",buf);
+ else strlcpy(newconf,buf,10240);
std::stringstream merge(stringstream::in | stringstream::out);
// recursively call LoadConf and get the new data, use the same errorstream
if (LoadConf(newconf, &merge, errorstream))
else
{
bool error = false;
- std::string data = ConfProcess(buffer,linenumber++,errorstream,error,filename);
+ std::string data = this->ConfProcess(buffer,linenumber++,errorstream,error,filename);
if (error)
{
return false;
/* Counts the number of tags of a certain type within the config file, e.g. to enumerate opers */
-int EnumConf(std::stringstream *config, const char* tag)
+int ServerConfig::EnumConf(std::stringstream *config, const char* tag)
{
int ptr = 0;
char buffer[MAXBUF], c_tag[MAXBUF], c, lastc;
/* Counts the number of values within a certain tag */
-int EnumValues(std::stringstream *config, const char* tag, int index)
+int ServerConfig::EnumValues(std::stringstream *config, const char* tag, int index)
{
int ptr = 0;
char buffer[MAXBUF], c_tag[MAXBUF], c, lastc;
-int ConfValueEnum(char* tag, std::stringstream* config)
+int ServerConfig::ConfValueEnum(char* tag, std::stringstream* config)
{
return EnumConf(config,tag);
}
* ConfValue("oper","name",2,result);
*/
-int ReadConf(std::stringstream *config, const char* tag, const char* var, int index, char *result)
+int ServerConfig::ReadConf(std::stringstream *config, const char* tag, const char* var, int index, char *result)
{
int ptr = 0;
char buffer[65535], c_tag[MAXBUF], c, lastc;
if (!key)
{
/* value not found in tag */
- strcpy(result,"");
+ *result = 0;
return 0;
}
else
{
key+=strlen(var);
- while (key[0] !='"')
+ while (*key !='"')
{
- if (!strlen(key))
+ if (!*key)
{
/* missing quote */
- strcpy(result,"");
+ *result = 0;
return 0;
}
key++;
}
}
}
- strcpy(result,""); // value or its tag not found at all
+ *result = 0; // value or its tag not found at all
return 0;
}
-int ConfValue(char* tag, char* var, int index, char *result,std::stringstream *config)
+int ServerConfig::ConfValue(char* tag, char* var, int index, char *result,std::stringstream *config)
{
ReadConf(config, tag, var, index, result);
return 0;
}
else
{
- listen(sockfd, MaxConn);
+ listen(sockfd, Config->MaxConn);
return(TRUE);
}
}
}
}
+int BindPorts()
+{
+ char configToken[MAXBUF], Addr[MAXBUF], Type[MAXBUF];
+ sockaddr_in client,server;
+ int clientportcount = 0;
+ int BoundPortCount = 0;
+ for (int count = 0; count < Config->ConfValueEnum("bind",&Config->config_f); count++)
+ {
+ Config->ConfValue("bind","port",count,configToken,&Config->config_f);
+ Config->ConfValue("bind","address",count,Addr,&Config->config_f);
+ Config->ConfValue("bind","type",count,Type,&Config->config_f);
+ if (strcmp(Type,"servers"))
+ {
+ // modules handle server bind types now,
+ // its not a typo in the strcmp.
+ Config->ports[clientportcount] = atoi(configToken);
+ strlcpy(Config->addrs[clientportcount],Addr,256);
+ clientportcount++;
+ log(DEBUG,"InspIRCd: startup: read binding %s:%s [%s] from config",Addr,configToken, Type);
+ }
+ }
+ int PortCount = clientportcount;
+
+ for (int count = 0; count < PortCount; count++)
+ {
+ if ((openSockfd[BoundPortCount] = OpenTCPSocket()) == ERROR)
+ {
+ log(DEBUG,"InspIRCd: startup: bad fd %lu",(unsigned long)openSockfd[BoundPortCount]);
+ return(ERROR);
+ }
+ if (BindSocket(openSockfd[BoundPortCount],client,server,Config->ports[count],Config->addrs[count]) == ERROR)
+ {
+ log(DEFAULT,"InspIRCd: startup: failed to bind port %lu",(unsigned long)Config->ports[count]);
+ }
+ else /* well we at least bound to one socket so we'll continue */
+ {
+ BoundPortCount++;
+ }
+ }
+
+ /* if we didn't bind to anything then abort */
+ if (!BoundPortCount)
+ {
+ log(DEFAULT,"InspIRCd: startup: no ports bound, bailing!");
+ printf("\nERROR: Was not able to bind any of %lu ports! Please check your configuration.\n\n", (unsigned long)PortCount);
+ return (ERROR);
+ }
+
+ return BoundPortCount;
+}
+