* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
- * Inspire is copyright (C) 2002-2003 ChatSpike-Dev.
+ * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
* E-mail:
* <brain@chatspike.net>
* <Craig@chatspike.net>
* ---------------------------------------------------
*/
+using namespace std;
+
+#include "inspircd_config.h"
+#include <sys/time.h>
+#include <sys/resource.h>
+#include <sys/types.h>
+#include <string>
+#include <unistd.h>
+#include <sstream>
+#include <iostream>
+#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 ServerConfig *Config;
+extern InspIRCd* ServerInstance;
+extern int openSockfd[MAXSOCKS];
+extern time_t TIME;
+
+
+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 WriteOpers(char* text, ...);
void Exit (int status)
{
- send_error("Server shutdown.");
- exit (status);
+ if (Config->log_file)
+ fclose(Config->log_file);
+ send_error("Server shutdown.");
+ exit (status);
}
void Killed(int status)
{
- send_error("Server terminated.");
- exit(status);
+ if (Config->log_file)
+ fclose(Config->log_file);
+ send_error("Server terminated.");
+ exit(status);
}
void Rehash(int status)
{
- ReadConfig();
- WriteOpers("Rehashing config file %s due to SIGHUP",CONFIG_FILE);
+ WriteOpers("Rehashing config file %s due to SIGHUP",CONFIG_FILE);
+ fclose(Config->log_file);
+ OpenLog(NULL,NULL);
+ Config->Read(false,NULL);
}
void Start (void)
{
- printf("\033[1;37mInspire Internet Relay Chat Server, compiled " __DATE__ " at " __TIME__ "\n");
- printf("(C) ChatSpike Development team.\033[0;37m\n\n");
- printf("\033[1;37mDevelopers:\033[0;37m Brain, FrostyCoolSlug, Raider, RD\n");
- printf("\033[1;37mDocumentation:\033[0;37m FrostyCoolSlug\n");
- printf("\033[1;37mTesters:\033[0;37m MrBOFH, piggles, Lord_Zathras, typobox43, CC\n");
- printf("\033[1;37mName concept:\033[0;37m Lord_Zathras\n\n");
+ printf("\033[1;32mInspire Internet Relay Chat Server, compiled %s at %s\n",__DATE__,__TIME__);
+ printf("(C) ChatSpike Development team.\033[0m\n\n");
+ printf("Developers:\033[1;32m Brain, FrostyCoolSlug\033[0m\n");
+ printf("Documentation:\033[1;32m FrostyCoolSlug, w00t\033[0m\n");
+ printf("Testers:\033[1;32m typobox43, piggles, Lord_Zathras, CC\033[0m\n");
+ printf("Name concept:\033[1;32m Lord_Zathras\033[0m\n\n");
+}
+
+void WritePID(std::string filename)
+{
+ ofstream outfile(filename.c_str());
+ if (outfile.is_open())
+ {
+ outfile << getpid();
+ outfile.close();
+ }
+ else
+ {
+ printf("Failed to write PID-file '%s', exiting.\n",filename.c_str());
+ log(DEFAULT,"Failed to write PID-file '%s', exiting.",filename.c_str());
+ Exit(0);
+ }
+}
+
+void SetSignals()
+{
+ signal (SIGALRM, SIG_IGN);
+ signal (SIGHUP, Rehash);
+ signal (SIGPIPE, SIG_IGN);
+ signal (SIGTERM, Exit);
+ signal (SIGSEGV, Error);
}
int DaemonSeed (void)
{
- int childpid;
- signal (SIGALRM, SIG_IGN);
- signal (SIGHUP, Rehash);
- signal (SIGPIPE, SIG_IGN);
- signal (SIGTERM, Exit);
- signal (SIGABRT, Exit);
- signal (SIGSEGV, Error);
- signal (SIGURG, Exit);
- signal (SIGKILL, Exit);
- if ((childpid = fork ()) < 0)
- return (ERROR);
- else if (childpid > 0)
- exit (0);
- setsid ();
- umask (077);
- /* close stdout, stdin, stderr */
- close(0);
- close(1);
- close(2);
- return (TRUE);
+ int childpid;
+ if ((childpid = fork ()) < 0)
+ return (ERROR);
+ else if (childpid > 0)
+ exit (0);
+ setsid ();
+ umask (007);
+ printf("InspIRCd Process ID: \033[1;32m%lu\033[0m\n",(unsigned long)getpid());
+
+ setpriority(PRIO_PROCESS,(int)getpid(),15);
+
+ if (Config->unlimitcore)
+ {
+ rlimit rl;
+ if (getrlimit(RLIMIT_CORE, &rl) == -1)
+ {
+ log(DEFAULT,"Failed to getrlimit()!");
+ return(FALSE);
+ }
+ else
+ {
+ rl.rlim_cur = rl.rlim_max;
+ if (setrlimit(RLIMIT_CORE, &rl) == -1)
+ log(DEFAULT,"setrlimit() failed, cannot increase coredump size.");
+ }
+ }
+
+ return (TRUE);
}
+/* Make Sure Modules Are Avaliable!
+ * (BugFix By Craig.. See? I do work! :p)
+ * Modified by brain, requires const char*
+ * to work with other API functions
+ */
+
+bool FileExists (const char* file)
+{
+ FILE *input;
+ if ((input = fopen (file, "r")) == NULL)
+ {
+ return(false);
+ }
+ else
+ {
+ fclose (input);
+ return(true);
+ }
+}
+/* ConfProcess does the following things to a config line in the following order:
+ *
+ * Processes the line for syntax errors as shown below
+ * (1) Line void of quotes or equals (a malformed, illegal tag format)
+ * (2) Odd number of quotes on the line indicating a missing quote
+ * (3) number of equals signs not equal to number of quotes / 2 (missing an equals sign)
+ * (4) Spaces between the opening bracket (<) and the keyword
+ * (5) Spaces between a keyword and an equals sign
+ * (6) Spaces between an equals sign and a quote
+ * Removes trailing spaces
+ * Removes leading spaces
+ * Converts tabs to spaces
+ * Turns multiple spaces that are outside of quotes into single spaces
+ */
-/* Make sure the config file is available */
-int CheckConfig (void)
+std::string ServerConfig::ConfProcess(char* buffer, long linenumber, std::stringstream* errorstream, bool &error, std::string filename)
{
- FILE *input;
+ long number_of_quotes = 0;
+ long number_of_equals = 0;
+ bool has_open_bracket = false;
+ bool in_quotes = false;
+ error = false;
+ if (!buffer)
+ {
+ return "";
+ }
+ // firstly clean up the line by stripping spaces from the start and end and converting tabs to spaces
+ for (unsigned int d = 0; d < strlen(buffer); d++)
+ if ((buffer[d]) == 9)
+ buffer[d] = ' ';
+ while ((buffer[0] == ' ') && (strlen(buffer)>0)) buffer++;
+ while ((buffer[strlen(buffer)-1] == ' ') && (strlen(buffer)>0)) buffer[strlen(buffer)-1] = '\0';
- if ((input = fopen (CONFIG_FILE, "r")) == NULL)
- {
- printf("ERROR: Cannot open config file: %s\nExiting...\n",CONFIG_FILE);
- return(FALSE);
- }
- else
- fclose (input);
+ // empty lines are syntactically valid, as are comments
+ if (!(*buffer) || buffer[0] == '#')
+ return "";
-return(TRUE);
-}
+ for (unsigned int c = 0; c < strlen(buffer); c++)
+ {
+ // convert all spaces that are OUTSIDE quotes into hardspace (0xA0) as this will make them easier to
+ // search and replace later :)
+ if ((!in_quotes) && (buffer[c] == ' '))
+ buffer[c] = '\xA0';
+ if ((buffer[c] == '<') && (!in_quotes))
+ {
+ has_open_bracket = true;
+ if (strlen(buffer) == 1)
+ {
+ *errorstream << "Tag without identifier at " << filename << ":" << linenumber << endl;
+ error = true;
+ return "";
+ }
+ else if ((tolower(buffer[c+1]) < 'a') || (tolower(buffer[c+1]) > 'z'))
+ {
+ *errorstream << "Invalid characters in identifier at " << filename << ":" << linenumber << endl;
+ error = true;
+ return "";
+ }
+ }
+ if (buffer[c] == '"')
+ {
+ number_of_quotes++;
+ in_quotes = (!in_quotes);
+ }
+ if ((buffer[c] == '=') && (!in_quotes))
+ {
+ number_of_equals++;
+ if (strlen(buffer) == c)
+ {
+ *errorstream << "Variable without a value at " << filename << ":" << linenumber << endl;
+ error = true;
+ return "";
+ }
+ else if (buffer[c+1] != '"')
+ {
+ *errorstream << "Variable name not followed immediately by its value at " << filename << ":" << linenumber << endl;
+ error = true;
+ return "";
+ }
+ else if (!c)
+ {
+ *errorstream << "Value without a variable (line starts with '=') at " << filename << ":" << linenumber << endl;
+ error = true;
+ return "";
+ }
+ else if (buffer[c-1] == '\xA0')
+ {
+ *errorstream << "Variable name not followed immediately by its value at " << filename << ":" << linenumber << endl;
+ error = true;
+ return "";
+ }
+ }
+ }
+ // no quotes, and no equals. something freaky.
+ if ((!number_of_quotes) || (!number_of_equals) && (strlen(buffer)>2) && (buffer[0]=='<'))
+ {
+ *errorstream << "Malformed tag at " << filename << ":" << linenumber << endl;
+ error = true;
+ return "";
+ }
+ // odd number of quotes. thats just wrong.
+ if ((number_of_quotes % 2) != 0)
+ {
+ *errorstream << "Missing \" at " << filename << ":" << linenumber << endl;
+ error = true;
+ return "";
+ }
+ if (number_of_equals < (number_of_quotes/2))
+ {
+ *errorstream << "Missing '=' at " << filename << ":" << linenumber << endl;
+ }
+ if (number_of_equals > (number_of_quotes/2))
+ {
+ *errorstream << "Too many '=' at " << filename << ":" << linenumber << endl;
+ }
-/* Counts the number of tags of a certain type within the config file, e.g. to enumerate opers */
+ std::string parsedata = buffer;
+ // turn multispace into single space
+ while (parsedata.find("\xA0\xA0") != std::string::npos)
+ {
+ parsedata.erase(parsedata.find("\xA0\xA0"),1);
+ }
+
+ // turn our hardspace back into softspace
+ for (unsigned int d = 0; d < parsedata.length(); d++)
+ {
+ if (parsedata[d] == '\xA0')
+ parsedata[d] = ' ';
+ }
+
+ // and we're done, the line is fine!
+ return parsedata;
+}
-int EnumConf(const char* filename, const char* tag)
+int ServerConfig::fgets_safe(char* buffer, size_t maxsize, FILE* &file)
{
- FILE *config;
- int ptr = 0;
- char buffer[MAXBUF], c_tag[MAXBUF], c;
- int in_token, in_quotes, tptr, j, idx = 0;
- char* key;
+ char c_read = '\0';
+ unsigned int bufptr = 0;
+ while ((!feof(file)) && (c_read != '\n') && (c_read != '\r') && (bufptr < maxsize))
+ {
+ c_read = fgetc(file);
+ if ((c_read != '\n') && (c_read != '\r'))
+ buffer[bufptr++] = c_read;
+ }
+ buffer[bufptr] = '\0';
+ return bufptr;
+}
- if ((config = fopen (filename, "r")) == NULL)
+bool ServerConfig::LoadConf(const char* filename, std::stringstream *target, std::stringstream* errorstream)
+{
+ target->str("");
+ errorstream->str("");
+ long linenumber = 1;
+ // first, check that the file exists before we try to do anything with it
+ if (!FileExists(filename))
{
- return 0;
+ *errorstream << "File " << filename << " not found." << endl;
+ return false;
}
- else
+ // Fix the chmod of the file to restrict it to the current user and group
+ chmod(filename,0600);
+ for (unsigned int t = 0; t < include_stack.size(); t++)
{
- ptr = 0;
- in_token = 0;
- in_quotes = 0;
- while (!feof(config))
+ if (std::string(filename) == include_stack[t])
{
- c = fgetc(config);
- if ((c == '<') && (!in_quotes))
+ *errorstream << "File " << filename << " is included recursively (looped inclusion)." << endl;
+ return false;
+ }
+ }
+ include_stack.push_back(filename);
+ // now open it
+ FILE* conf = fopen(filename,"r");
+ char buffer[MAXBUF];
+ if (conf)
+ {
+ while (!feof(conf))
+ {
+ if (fgets_safe(buffer, MAXBUF, conf))
{
- tptr = 0;
- in_token = 1;
- do {
- c = fgetc(config);
- if (c != ' ')
+ if ((!feof(conf)) && (buffer) && (strlen(buffer)))
+ {
+ if ((buffer[0] != '#') && (buffer[0] != '\r') && (buffer[0] != '\n'))
{
- c_tag[tptr++] = c;
- c_tag[tptr] = '\0';
+ if (!strncmp(buffer,"<include file=\"",15))
+ {
+ char* buf = buffer;
+ char confpath[10240],newconf[10240];
+ // include file directive
+ buf += 15; // advance to filename
+ for (unsigned int j = 0; j < strlen(buf); j++)
+ {
+ if (buf[j] == '\\')
+ buf[j] = '/';
+ if (buf[j] == '"')
+ {
+ buf[j] = '\0';
+ break;
+ }
+ }
+ log(DEFAULT,"Opening included file '%s'",buf);
+ if (*buf != '/')
+ {
+ strlcpy(confpath,CONFIG_FILE,10240);
+ if (strstr(confpath,"/inspircd.conf"))
+ {
+ // leaves us with just the path
+ *(strstr(confpath,"/inspircd.conf")) = '\0';
+ }
+ snprintf(newconf,10240,"%s/%s",confpath,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))
+ {
+ // append to the end of the file
+ std::string newstuff = merge.str();
+ *target << newstuff;
+ }
+ else
+ {
+ // the error propogates up to its parent recursively
+ // causing the config reader to bail at the top level.
+ fclose(conf);
+ return false;
+ }
+ }
+ else
+ {
+ bool error = false;
+ std::string data = this->ConfProcess(buffer,linenumber++,errorstream,error,filename);
+ if (error)
+ {
+ return false;
+ }
+ *target << data;
+ }
}
- } while (c != ' ');
+ else linenumber++;
+ }
}
- if (c == '"')
+ }
+ fclose(conf);
+ }
+ target->seekg(0);
+ return true;
+}
+
+/* Counts the number of tags of a certain type within the config file, e.g. to enumerate opers */
+
+int ServerConfig::EnumConf(std::stringstream *config, const char* tag)
+{
+ int ptr = 0;
+ char buffer[MAXBUF], c_tag[MAXBUF], c, lastc;
+ int in_token, in_quotes, tptr, idx = 0;
+
+ const char* buf = config->str().c_str();
+ long bptr = 0;
+ long len = strlen(buf);
+
+ ptr = 0;
+ in_token = 0;
+ in_quotes = 0;
+ lastc = '\0';
+ while (bptr<len)
+ {
+ lastc = c;
+ c = buf[bptr++];
+ if ((c == '#') && (lastc == '\n'))
+ {
+ while ((c != '\n') && (bptr<len))
{
- in_quotes = (!in_quotes);
+ lastc = c;
+ c = buf[bptr++];
}
- if ((c == '>') && (!in_quotes))
- {
- in_token = 0;
- if (!strcmp(c_tag,tag))
+ }
+ if ((c == '<') && (!in_quotes))
+ {
+ tptr = 0;
+ in_token = 1;
+ do {
+ c = buf[bptr++];
+ if (c != ' ')
{
- /* correct tag, but wrong index */
- idx++;
+ c_tag[tptr++] = c;
+ c_tag[tptr] = '\0';
}
- c_tag[0] = '\0';
- buffer[0] = '\0';
- ptr = 0;
- tptr = 0;
+ } while (c != ' ');
+ }
+ if (c == '"')
+ {
+ in_quotes = (!in_quotes);
+ }
+ if ((c == '>') && (!in_quotes))
+ {
+ in_token = 0;
+ if (!strcmp(c_tag,tag))
+ {
+ /* correct tag, but wrong index */
+ idx++;
}
- if (c != '>')
+ c_tag[0] = '\0';
+ buffer[0] = '\0';
+ ptr = 0;
+ tptr = 0;
+ }
+ if (c != '>')
+ {
+ if ((in_token) && (c != '\n') && (c != '\r'))
+ {
+ buffer[ptr++] = c;
+ buffer[ptr] = '\0';
+ }
+ }
+ }
+ return idx;
+}
+
+/* Counts the number of values within a certain tag */
+
+int ServerConfig::EnumValues(std::stringstream *config, const char* tag, int index)
+{
+ int ptr = 0;
+ char buffer[MAXBUF], c_tag[MAXBUF], c, lastc;
+ int in_token, in_quotes, tptr, idx = 0;
+
+ bool correct_tag = false;
+ int num_items = 0;
+
+ const char* buf = config->str().c_str();
+ long bptr = 0;
+ long len = strlen(buf);
+
+ ptr = 0;
+ in_token = 0;
+ in_quotes = 0;
+ lastc = '\0';
+ while (bptr<len)
+ {
+ lastc = c;
+ c = buf[bptr++];
+ if ((c == '#') && (lastc == '\n'))
+ {
+ while ((c != '\n') && (bptr<len))
{
- if ((in_token) && (c != '\n') && (c != '\r'))
+ lastc = c;
+ c = buf[bptr++];
+ }
+ }
+ if ((c == '<') && (!in_quotes))
+ {
+ tptr = 0;
+ in_token = 1;
+ do {
+ c = buf[bptr++];
+ if (c != ' ')
{
- buffer[ptr++] = c;
- buffer[ptr] = '\0';
+ c_tag[tptr++] = c;
+ c_tag[tptr] = '\0';
+
+ if ((!strcmp(c_tag,tag)) && (idx == index))
+ {
+ correct_tag = true;
+ }
}
+ } while (c != ' ');
+ }
+ if (c == '"')
+ {
+ in_quotes = (!in_quotes);
+ }
+
+ if ( (correct_tag) && (!in_quotes) && ( (c == ' ') || (c == '\n') || (c == '\r') ) )
+ {
+ num_items++;
+ }
+ if ((c == '>') && (!in_quotes))
+ {
+ in_token = 0;
+ if (correct_tag)
+ correct_tag = false;
+ if (!strcmp(c_tag,tag))
+ {
+ /* correct tag, but wrong index */
+ idx++;
+ }
+ c_tag[0] = '\0';
+ buffer[0] = '\0';
+ ptr = 0;
+ tptr = 0;
+ }
+ if (c != '>')
+ {
+ if ((in_token) && (c != '\n') && (c != '\r'))
+ {
+ buffer[ptr++] = c;
+ buffer[ptr] = '\0';
}
}
}
- fclose(config);
- return idx;
+ return num_items+1;
}
-int ConfValueEnum(char* tag)
+int ServerConfig::ConfValueEnum(char* tag, std::stringstream* config)
{
- EnumConf(CONFIG_FILE,tag);
+ return EnumConf(config,tag);
}
* ConfValue("oper","name",2,result);
*/
-int ReadConf(const char* filename, 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)
{
- FILE *config;
int ptr = 0;
- char buffer[MAXBUF], c_tag[MAXBUF], c;
- int in_token, in_quotes, tptr, j, idx = 0;
+ char buffer[65535], c_tag[MAXBUF], c, lastc;
+ int in_token, in_quotes, tptr, idx = 0;
char* key;
- if ((config = fopen (filename, "r")) == NULL)
- {
- return 0;
- }
- else
+ const char* buf = config->str().c_str();
+ long bptr = 0;
+ long len = config->str().length();
+
+ ptr = 0;
+ in_token = 0;
+ in_quotes = 0;
+ lastc = '\0';
+ c_tag[0] = '\0';
+ buffer[0] = '\0';
+ while (bptr<len)
{
- ptr = 0;
- in_token = 0;
- in_quotes = 0;
- while (!feof(config))
+ lastc = c;
+ c = buf[bptr++];
+ // FIX: Treat tabs as spaces
+ if (c == 9)
+ c = 32;
+ if ((c == '<') && (!in_quotes))
{
- c = fgetc(config);
- if ((c == '<') && (!in_quotes))
- {
- tptr = 0;
- in_token = 1;
- do {
- c = fgetc(config);
- if (c != ' ')
- {
- c_tag[tptr++] = c;
- c_tag[tptr] = '\0';
- }
- } while (c != ' ');
- }
- if (c == '"')
- {
- in_quotes = (!in_quotes);
- }
- if ((c == '>') && (!in_quotes))
+ tptr = 0;
+ in_token = 1;
+ do {
+ c = buf[bptr++];
+ if (c != ' ')
+ {
+ c_tag[tptr++] = c;
+ c_tag[tptr] = '\0';
+ }
+ // FIX: Tab can follow a tagname as well as space.
+ } while ((c != ' ') && (c != 9));
+ }
+ if (c == '"')
+ {
+ in_quotes = (!in_quotes);
+ }
+ if ((c == '>') && (!in_quotes))
+ {
+ in_token = 0;
+ if (idx == index)
{
- in_token = 0;
- if (idx == index)
+ if (!strcmp(c_tag,tag))
{
- if (!strcmp(c_tag,tag))
+ if ((buffer) && (c_tag) && (var))
{
- if ((buffer) && (c_tag) && (var))
+ key = strstr(buffer,var);
+ if (!key)
{
- key = strstr(buffer,var);
- if (!key)
- {
- /* value not found in tag */
- fclose(config);
- return 0;
- }
- else
+ /* value not found in tag */
+ *result = 0;
+ return 0;
+ }
+ else
+ {
+ key+=strlen(var);
+ while (*key !='"')
{
- key+=strlen(var);
- while (key[0] !='"')
+ if (!*key)
{
- if (!strlen(key))
- {
- /* missing quote */
- return 0;
- }
- key++;
+ /* missing quote */
+ *result = 0;
+ return 0;
}
key++;
- for (j = 0; j < strlen(key); j++)
+ }
+ key++;
+ for (unsigned j = 0; j < strlen(key); j++)
+ {
+ if (key[j] == '"')
{
- if (key[j] == '"')
- {
- key[j] = '\0';
- }
+ key[j] = '\0';
}
- fclose(config);
- strcpy(result,key);
- return 1;
}
+ strlcpy(result,key,MAXBUF);
+ return 1;
}
}
}
- if (!strcmp(c_tag,tag))
- {
- /* correct tag, but wrong index */
- idx++;
- }
- c_tag[0] = '\0';
- buffer[0] = '\0';
- ptr = 0;
- tptr = 0;
}
- if (c != '>')
+ if (!strcmp(c_tag,tag))
{
- if ((in_token) && (c != '\n') && (c != '\r'))
- {
- buffer[ptr++] = c;
- buffer[ptr] = '\0';
- }
+ /* correct tag, but wrong index */
+ idx++;
+ }
+ c_tag[0] = '\0';
+ buffer[0] = '\0';
+ ptr = 0;
+ tptr = 0;
+ }
+ if (c != '>')
+ {
+ if ((in_token) && (c != '\n') && (c != '\r'))
+ {
+ buffer[ptr++] = c;
+ buffer[ptr] = '\0';
}
}
}
- fclose(config);
+ *result = 0; // value or its tag not found at all
return 0;
}
-int ConfValue(char* tag, char* var, int index, char *result)
+int ServerConfig::ConfValue(char* tag, char* var, int index, char *result,std::stringstream *config)
{
- ReadConf(CONFIG_FILE, tag, var, index, result);
+ ReadConf(config, tag, var, index, result);
+ return 0;
}
-/* This will bind a socket to a port. It works for UDP/TCP */
+// This will bind a socket to a port. It works for UDP/TCP
int BindSocket (int sockfd, struct sockaddr_in client, struct sockaddr_in server, int port, char* addr)
{
- bzero((char *)&server,sizeof(server));
- struct in_addr addy;
- inet_aton(addr,&addy);
-
- server.sin_family = AF_INET;
- if (!strcmp(addr,""))
- {
- server.sin_addr.s_addr = htonl(INADDR_ANY);
- }
- else
- {
- server.sin_addr = addy;
- }
-
- server.sin_port = htons(port);
-
- if (bind(sockfd,(struct sockaddr*)&server,sizeof(server))<0)
- {
- return(ERROR);
- }
- else
- {
- listen(sockfd,5);
- return(TRUE);
- }
+ memset((char *)&server,0,sizeof(server));
+ struct in_addr addy;
+ inet_aton(addr,&addy);
+ server.sin_family = AF_INET;
+ if (!strcmp(addr,""))
+ {
+ server.sin_addr.s_addr = htonl(INADDR_ANY);
+ }
+ else
+ {
+ server.sin_addr = addy;
+ }
+ server.sin_port = htons(port);
+ if (bind(sockfd,(struct sockaddr*)&server,sizeof(server))<0)
+ {
+ return(ERROR);
+ }
+ else
+ {
+ listen(sockfd, Config->MaxConn);
+ return(TRUE);
+ }
}
-/* Open a TCP Socket */
+// Open a TCP Socket
int OpenTCPSocket (void)
{
- int sockfd;
- int on = 0;
- struct linger linger = { 0 };
+ int sockfd;
+ int on = 1;
+ struct linger linger = { 0 };
- if ((sockfd = socket (AF_INET, SOCK_STREAM, 0)) < 0)
- return (ERROR);
- else
- {
- setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (const char*)&on, sizeof(on));
- /* This is BSD compatible, setting l_onoff to 0 is *NOT* http://web.irc.org/mla/ircd-dev/msg02259.html */
- linger.l_onoff = 1;
- linger.l_linger = 0;
- setsockopt(sockfd, SOL_SOCKET, SO_LINGER, (const char*)&linger,sizeof(linger));
- return (sockfd);
- }
+ if ((sockfd = socket (AF_INET, SOCK_STREAM, 0)) < 0)
+ return (ERROR);
+ else
+ {
+ setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (const char*)&on, sizeof(on));
+ /* This is BSD compatible, setting l_onoff to 0 is *NOT* http://web.irc.org/mla/ircd-dev/msg02259.html */
+ linger.l_onoff = 1;
+ linger.l_linger = 1;
+ setsockopt(sockfd, SOL_SOCKET, SO_LINGER, (const char*)&linger,sizeof(linger));
+ return (sockfd);
+ }
+}
+
+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;
}