seperate auth system from main core

.gitattributes

@@ -63,6 +63,8 @@ src/adns/setup.c -text
 src/adns/transmit.c -text
 src/adns/tvarith.h -text
 src/adns/types.c -text
+src/auth.c -text
+src/auth.h -text
 src/bans.c -text
 src/bans.h -text
 src/bots.c -text

ChangeLog

@@ -3,6 +3,7 @@ NeoStats ChangeLog
 Anything we add/remove/fix/change is in here (even our rants)
 ===============================================================================
 * NeoStats * Fish (F) & Mark (M) * Version 3.0.genesis
+ - seperate auth system from main core so we can add new auth hooks (M)
  - send_sjoin bug fix where user has no modes (M)
  - Segfault reports are now directed to segfault.log rather than the main log
    files for easier submission (M)

src/Makefile.in

@@ -15,14 +15,14 @@ OBJS = ${SRCS:.c=.o}
 SRCS =	dns.c chans.c dotconf.c services.c main.c sock.c conf.c ircd.c timer.c \
 		users.c ns_help.c dl.c list.c hash.c server.c keeper.c log.c misc.c \
 		support.c ircstring.c commands.c transfer.c exclude.c match.c bans.c \
-		bots.c modules.c
+		bots.c modules.c auth.c
 
 INCLUDES = config.h dl.h dotconf.h hash.h list.h neostats.h \
 		conf.h log.h support.h ircstring.h events.h numeric.h pcre.h \
 		transfer.h
 COREINCS = dns.h services.h sock.h ircd.h exclude.h \
 		ns_help.h timer.h users.h chans.h server.h bans.h \
-		bots.h modules.h commands.h 
+		bots.h modules.h commands.h auth.h
 BUILDFILES = *.in modules/Makefile modules/Makefile.inc.in
 
 DISTFILES = $(INCLUDES) $(COREINCS) $(SRCS) $(BUILDFILES) 

src/auth.c

@@ -0,0 +1,117 @@
+/* NeoStats - IRC Statistical Services 
+** Copyright (c) 1999-2004 Adam Rutter, Justin Hammond, Mark Hetherington
+** http://www.neostats.net/
+**
+**  This program is free software; you can redistribute it and/or modify
+**  it under the terms of the GNU General Public License as published by
+**  the Free Software Foundation; either version 2 of the License, or
+**  (at your option) any later version.
+**
+**  This program is distributed in the hope that it will be useful,
+**  but WITHOUT ANY WARRANTY; without even the implied warranty of
+**  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+**  GNU General Public License for more details.
+**
+**  You should have received a copy of the GNU General Public License
+**  along with this program; if not, write to the Free Software
+**  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
+**  USA
+**
+** NeoStats CVS Identification
+** $Id$
+*/
+
+#include "neostats.h"
+#include "ircd.h"
+
+Module* extauth_modptr;
+
+/* Do dl lookups in advance to speed up UserLevel processing 
+ *
+ */
+#ifdef EXTAUTH
+int (*getauth) (User *, int curlvl);
+int InitExtAuth(void)
+{
+	getauth = ns_dlsym (extauth_modptr->dl_handle , "__do_auth");
+	return NS_SUCCESS;
+}
+#endif
+
+int UmodeAuth(User * u)
+{
+	int i, tmplvl = 0;
+	/* Note, tables have been reordered highest to lowest so the 
+	 * first hit will give the highest level for a given umode
+	 * combination so we can just set it without checking against
+	 * the current level 
+	 * we can also quit on the first occurrence of 0
+	 * should be a lot faster!
+	 */
+	for (i = 0; i < ircd_umodecount; i++) {
+		if(user_umodes[i].level == 0)
+			break;
+		if (u->Umode & user_umodes[i].umode) {
+			tmplvl = user_umodes[i].level;
+			break;
+		}
+	}
+	nlog (LOG_DEBUG1, "UmodeAuth: umode level for %s is %d", u->nick, tmplvl);
+
+/* I hate SMODEs damn it */
+#ifdef GOTUSERSMODES
+	/* hey, smode can equal 0 as well you know */
+	/* see umode comments above */
+	for (i = 0; i < ircd_smodecount; i++) {
+		if(user_smodes[i].level == 0)
+			break;
+		if (u->Smode & user_smodes[i].umode) {
+			/* only if the smode level is higher than standard, do we alter tmplvl */
+			if (user_smodes[i].level > tmplvl) 
+				tmplvl = user_smodes[i].level;
+			break;
+		}
+	}
+	nlog (LOG_DEBUG1, "UmodeAuth: smode level for %s is %d", u->nick, tmplvl);
+#endif
+	return tmplvl;
+}
+
+int UserAuth(User * u)
+{
+	int i = 0;
+	int tmplvl = 0;
+	tmplvl = UmodeAuth(u);
+#ifdef EXTAUTH
+	if (getauth)
+		i = (*getauth) (u, tmplvl);
+	/* if tmplvl is greater than 1000, then extauth is authoritive */
+	if (i > tmplvl)
+		tmplvl = i;
+#endif
+	return;
+}
+
+int InitAuth(void)
+{
+#ifdef EXTAUTH
+	/* load extauth if we need to */
+	extauth_modptr = load_module ("extauth", NULL);
+	InitExtAuth();
+#endif
+	return 0;
+}
+
+int ListAuth(User *u)
+{
+#ifdef EXTAUTH
+	int (*listauth) (User * u);
+
+	listauth = ns_dlsym (extauth_modptr->dl_handle, "__list_auth");
+	if (listauth) {
+		(*listauth) (u);
+		return NS_SUCCESS;
+	}
+#endif
+	return NS_FAILURE;
+}

src/auth.h

@@ -0,0 +1,31 @@
+/* NeoStats - IRC Statistical Services 
+** Copyright (c) 1999-2004 Adam Rutter, Justin Hammond, Mark Hetherington
+** http://www.neostats.net/
+**
+**  This program is free software; you can redistribute it and/or modify
+**  it under the terms of the GNU General Public License as published by
+**  the Free Software Foundation; either version 2 of the License, or
+**  (at your option) any later version.
+**
+**  This program is distributed in the hope that it will be useful,
+**  but WITHOUT ANY WARRANTY; without even the implied warranty of
+**  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+**  GNU General Public License for more details.
+**
+**  You should have received a copy of the GNU General Public License
+**  along with this program; if not, write to the Free Software
+**  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
+**  USA
+**
+** NeoStats CVS Identification
+** $Id$
+*/
+
+#ifndef _AUTH_H_
+#define _AUTH_H_
+
+int InitAuth(void);
+int UserAuth(User *u);
+int ListAuth(User *u);
+
+#endif /* _AUTH_H_ */

src/conf.c

@@ -204,7 +204,6 @@ int
 ConfLoadModules ()
 {
 	int i;
-	int rval;
 
 	SET_SEGV_LOCATION();
 	if(load_mods[1] == 0) {
@@ -214,8 +213,7 @@ ConfLoadModules ()
 	nlog (LOG_NORMAL, "Loading configured modules"); 
 	for (i = 1; (i < NUM_MODULES) && (load_mods[i] != 0); i++) {
 		nlog (LOG_DEBUG1, "ConfLoadModules: Loading Module %s", (char *)load_mods[i]);
-		rval = load_module (load_mods[i], NULL);
-		if (rval == NS_SUCCESS) {
+		if (load_module (load_mods[i], NULL)) {
 			nlog (LOG_NORMAL, "Successfully Loaded Module %s", (char *)load_mods[i]);
 		} else {
 			nlog (LOG_WARNING, "Could Not Load Module %s, Please check above error Messages", (char *)load_mods[i]);

src/ircd.c

@@ -741,10 +741,6 @@ do_stats (const char* nick, const char *what)
 	time_t tmp;
 	time_t tmp2;
 	int i;
-#ifdef EXTAUTH
-	int dl;
-	int (*listauth) (User * u);
-#endif
 	User *u;
 
 	SET_SEGV_LOCATION();
@@ -763,15 +759,7 @@ do_stats (const char* nick, const char *what)
 		numeric (RPL_STATSCLINE, u->nick, "C *@%s * * %d 50", me.uplink, me.port);
 	} else if (!ircstrcasecmp (what, "o")) {
 		/* Operators */
-#ifdef EXTAUTH
-		dl = get_dl_handle ("extauth");
-		if (dl > 0) {
-			listauth = ns_dlsym ((int *) dl, "__list_auth");
-			if (listauth)
-				(*listauth) (u);
-		} else
-#endif
-			numeric (RPL_STATSOLINE, u->nick, "Operators think they are God, but you and I know they are not!");
+		ListAuth(u);
 	} else if (!ircstrcasecmp (what, "l")) {
 		/* Port Lists */
 		tmp = me.now - me.lastmsg;

src/main.c

@@ -119,6 +119,9 @@ int InitCore(void)
 	/* initilze our Module subsystem */
 	if(InitModules () != NS_SUCCESS)
 		return NS_FAILURE;
+
+	InitAuth();
+
 	if(InitTimers() != NS_SUCCESS)
 		return NS_FAILURE;
 	if(InitBots() != NS_SUCCESS)

src/modules.c

@@ -254,7 +254,7 @@ ModulesVersion (const char* nick, const char *remoteserver)
  * 
  * @return
  */
-int
+Module *
 load_module (char *modfilename, User * u)
 {
 #ifndef HAVE_LIBDL
@@ -291,7 +291,7 @@ load_module (char *modfilename, User * u)
 			prefmsg (u->nick, ns_botptr->nick, "Unable to load module: %s %s", dl_error, path);
 		}
 		nlog (LOG_WARNING, "Unable to load module: %s %s", dl_error, path);
-		return NS_FAILURE;
+		return NULL;
 	}
 
 	info_ptr = ns_dlsym (dl_handle, "module_info");
@@ -306,13 +306,13 @@ load_module (char *modfilename, User * u)
 		}
 		nlog (LOG_WARNING, "Unable to load module: %s %s", dl_error, path);
 		ns_dlclose (dl_handle);
-		return NS_FAILURE;
+		return NULL;
 	}
 	/* Check module was built for this version of NeoStats */
 	if(	ircstrncasecmp (NEOSTATS_VERSION, info_ptr->neostats_version, VERSIONSIZE) !=0 ) {
 		nlog (LOG_WARNING, "Unable to load module: %s was built with an old version of NeoStats and must be rebuilt.", mod_ptr->info->name);
 		ns_dlclose (dl_handle);
-		return NS_FAILURE;
+		return NULL;
 	}
 	/* Check that the Module hasn't already been loaded */
 	if (hash_lookup (mh, info_ptr->name)) {
@@ -321,7 +321,7 @@ load_module (char *modfilename, User * u)
 			prefmsg (u->nick, ns_botptr->nick, "Unable to load module: %s already loaded", info_ptr->name);
 		}
 		nlog (LOG_WARNING, "Unable to load module: %s already loaded", info_ptr->name);
-		return NS_FAILURE;
+		return NULL;
 	}
 	/* Extract pointer to event list */
 	event_ptr = ns_dlsym (dl_handle, "module_events");
@@ -336,7 +336,7 @@ load_module (char *modfilename, User * u)
 		}
 		ns_dlclose (dl_handle);
 		free (mod_ptr);
-		return NS_FAILURE;
+		return NULL;
 	} 
 	hash_insert (mh, mn, info_ptr->name);
 	nlog (LOG_DEBUG1, "Module Internal name: %s", info_ptr->name);
@@ -363,7 +363,7 @@ load_module (char *modfilename, User * u)
 		}
 		ns_dlclose (dl_handle);
 		free (mod_ptr);
-		return NS_FAILURE;
+		return NULL;
 	} else {
 		int err;
 		SET_SEGV_LOCATION();
@@ -372,7 +372,7 @@ load_module (char *modfilename, User * u)
 		if (err < 1) {
 			nlog (LOG_NORMAL, "Unable to load module: %s. See %s.log for further information.", mod_ptr->info->name, mod_ptr->info->name);
 			unload_module(mod_ptr->info->name, NULL);
-			return NS_FAILURE;
+			return NULL;
 		}
 		CLEAR_SEGV_INMODULE();
 		SET_SEGV_LOCATION();
@@ -398,7 +398,7 @@ load_module (char *modfilename, User * u)
 		prefmsg (u->nick, ns_botptr->nick, "Module %s loaded, %s", info_ptr->name, info_ptr->description);
 		globops (me.name, "Module %s loaded", info_ptr->name);
 	}
-	return NS_SUCCESS;
+	return mod_ptr;
 }
 
 /** @brief 

src/modules.h

@@ -27,7 +27,7 @@
 int InitModules (void);
 int FiniModules (void);
 void SendModuleEvent (char * event, char **av, int ac);
-int load_module (char *path, User * u);
+Module *load_module (char *path, User * u);
 int unload_module (const char *module_name, User * u);
 int list_modules (User * u, char **av, int ac);
 int get_dl_handle (const char *mod_name);

src/modules/extauth/serviceroots.c

@@ -76,6 +76,18 @@ typedef struct users {
 	int lvl;
 } users;
 
+static int Online(char **av, int ac)
+{
+	add_services_cmd_list(extauth_commands);
+	return 1;
+};
+
+ModuleEvent module_events[] = {
+	{EVENT_ONLINE,		Online},
+	{NULL, NULL}
+};
+
+
 int __ModInit(int modnum, int apiver)
 {
 	srconf.auth = 0;
@@ -85,7 +97,6 @@ int __ModInit(int modnum, int apiver)
 		nlog(LOG_WARNING, "ServiceRoots: config failed");
 		/* we can't unload the extauth module so don't return -1 */
 	}
-	add_services_cmd_list(extauth_commands);
 	return 1;
 }
 

src/services.c

@@ -116,11 +116,6 @@ init_services_bot (void)
 	flags = me.onlyopers ? BOT_FLAG_ONLY_OPERS : 0;
 	flags |= BOT_FLAG_DEAF;
 	ns_botptr = init_bot (NULL, &ns_botinfo, services_bot_modes, flags, ns_commands, NULL);
-#ifdef EXTAUTH
-	/* load extauth if we need to */
-	load_module ("extauth", NULL);
-	InitExtAuth();
-#endif
 	me.onchan = 1;
 	AddStringToList (&av, me.uplink, &ac);
 	SendModuleEvent (EVENT_ONLINE, av, ac);
@@ -464,7 +459,7 @@ static int
 ns_load (User * u, char **av, int ac)
 {
 	SET_SEGV_LOCATION();
-	if (load_module (av[1], u) == NS_SUCCESS) {
+	if (load_module (av[1], u)) {
 		chanalert (ns_botptr->nick, "%s loaded module %s", u->nick, av[1]);
 	} else {
 		chanalert (ns_botptr->nick, "%s tried to load module %s, but load failed", u->nick, av[1]);

src/users.c

@@ -676,89 +676,22 @@ UserDump (const char *nick)
 	}
 }
 
-/* Do dl lookups in advance to speed up UserLevel processing 
- *
- */
-#ifdef EXTAUTH
-int (*getauth) (User *, int curlvl);
-int InitExtAuth(void)
-{
-	int i;
-	i = get_dl_handle ("extauth");
-	if (i > 0) {
-		getauth = ns_dlsym ((int *) i, "__do_auth");
-		return NS_SUCCESS;
-	} 
-	return NS_FAILURE;
-}
-#endif
-
-int UmodeAuth(User * u)
-{
-	int i, tmplvl = 0;
-	/* Note, tables have been reordered highest to lowest so the 
-	 * first hit will give the highest level for a given umode
-	 * combination so we can just set it without checking against
-	 * the current level 
-	 * we can also quit on the first occurrence of 0
-	 * should be a lot faster!
-	 */
-	for (i = 0; i < ircd_umodecount; i++) {
-		if(user_umodes[i].level == 0)
-			break;
-		if (u->Umode & user_umodes[i].umode) {
-			tmplvl = user_umodes[i].level;
-			break;
-		}
-	}
-	nlog (LOG_DEBUG1, "UmodeAuth: umode level for %s is %d", u->nick, tmplvl);
-
-/* I hate SMODEs damn it */
-#ifdef GOTUSERSMODES
-	/* hey, smode can equal 0 as well you know */
-	/* see umode comments above */
-	for (i = 0; i < ircd_smodecount; i++) {
-		if(user_smodes[i].level == 0)
-			break;
-		if (u->Smode & user_smodes[i].umode) {
-			/* only if the smode level is higher than standard, do we alter tmplvl */
-			if (user_smodes[i].level > tmplvl) 
-				tmplvl = user_smodes[i].level;
-			break;
-		}
-	}
-	nlog (LOG_DEBUG1, "UmodeAuth: smode level for %s is %d", u->nick, tmplvl);
-#endif
-	return tmplvl;
-}
-
 int
 UserLevel (User * u)
 {
-	int i = 0;
-	int tmplvl = 0;
-	tmplvl = UmodeAuth(u);
-
-#ifdef EXTAUTH
-	if (getauth)
-		i = (*getauth) (u, tmplvl);
-	/* if tmplvl is greater than 1000, then extauth is authoritive */
-	if (i > tmplvl)
-		tmplvl = i;
-#endif
-
+	int ulevel = 0;
+	ulevel = UserAuth(u);
 #ifdef DEBUG
 #ifdef CODERHACK
 	/* this is only cause I dun have the right O lines on some of my "Beta" Networks, so I need to hack this in :) */
 	if (!ircstrcasecmp (u->nick, "FISH"))
-		tmplvl = NS_ULEVEL_ROOT;
+		ulevel = NS_ULEVEL_ROOT;
 	if (!ircstrcasecmp (u->nick, "SHMAD"))
-		tmplvl = NS_ULEVEL_ROOT;
+		ulevel = NS_ULEVEL_ROOT;
 #endif
 #endif
-
-	nlog (LOG_DEBUG1, "UserLevel for %s is %d (%d)", u->nick, tmplvl, i);
-	return tmplvl;
+	nlog (LOG_DEBUG1, "UserLevel for %s is %d", u->nick, ulevel);
+	return ulevel;
 }
 
 void

src/users.h

@@ -37,7 +37,6 @@ void UserSMode (const char *nick, const char *modes);
 int InitUsers (void);
 void UserAway (const char *nick, const char *awaymsg);
 void DelUser (const char *nick, int killflag, const char *reason);
-int InitExtAuth(void);
 void FreeUsers();
 #ifdef BASE64NICKNAME
 User *finduserbase64 (const char *num);