X-Git-Url: https://arthur.barton.de/cgi-bin/gitweb.cgi?p=ngircd-alex.git;a=blobdiff_plain;f=src%2Fngircd%2Fconf.c;h=da7ff844b50c14d1a17a21c9687aae9534d4a185;hp=b0c7fb4bf0c50a79b2da6ed158c8161894636c62;hb=48326e061aacd954e24f76c53ded10448cbc28eb;hpb=56b7e67307c1be110eaa4e84681bca03df21bd69

diff --git a/src/ngircd/conf.c b/src/ngircd/conf.c
index b0c7fb4b..da7ff844 100644
--- a/src/ngircd/conf.c
+++ b/src/ngircd/conf.c
@@ -1,6 +1,6 @@
 /*
  * ngIRCd -- The Next Generation IRC Daemon
- * Copyright (c)2001-2011 Alexander Barton (alex@barton.de) and Contributors.
+ * Copyright (c)2001-2012 Alexander Barton (alex@barton.de) and Contributors.
  *
  * 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
@@ -18,6 +18,7 @@
 
 #include "imp.h"
 #include <assert.h>
+#include <ctype.h>
 #include <errno.h>
 #ifdef PROTOTYPES
 #	include <stdarg.h>
@@ -34,9 +35,6 @@
 #include <sys/types.h>
 #include <unistd.h>
 
-#ifdef HAVE_CTYPE_H
-# include <ctype.h>
-#endif
 
 #include "array.h"
 #include "ngircd.h"
@@ -58,7 +56,7 @@ static int New_Server_Idx;
 static char Conf_MotdFile[FNAME_LEN];
 
 static void Set_Defaults PARAMS(( bool InitServers ));
-static bool Read_Config PARAMS(( bool ngircd_starting ));
+static bool Read_Config PARAMS(( bool TestOnly, bool IsStarting ));
 static bool Validate_Config PARAMS(( bool TestOnly, bool Rehash ));
 
 static void Handle_GLOBAL PARAMS(( int Line, char *Var, char *Arg ));
@@ -106,6 +104,8 @@ ConfSSL_Init(void)
 	free(Conf_SSLOptions.DHFile);
 	Conf_SSLOptions.DHFile = NULL;
 	array_free_wipe(&Conf_SSLOptions.KeyFilePassword);
+
+	array_free(&Conf_SSLOptions.ListenPorts);
 }
 
 /**
@@ -206,7 +206,7 @@ ports_parse(array *a, int Line, char *Arg)
 GLOBAL void
 Conf_Init( void )
 {
-	Read_Config( true );
+	Read_Config(false, true);
 	Validate_Config(false, false);
 }
 
@@ -218,7 +218,7 @@ Conf_Init( void )
 GLOBAL bool
 Conf_Rehash( void )
 {
-	if (!Read_Config(false))
+	if (!Read_Config(false, false))
 		return false;
 	Validate_Config(false, true);
 
@@ -299,7 +299,7 @@ Conf_Test( void )
 
 	Use_Log = false;
 
-	if (! Read_Config(true))
+	if (!Read_Config(true, true))
 		return 1;
 
 	config_valid = Validate_Config(true, false);
@@ -346,10 +346,11 @@ Conf_Test( void )
 
 	puts("[LIMITS]");
 	printf("  ConnectRetry = %d\n", Conf_ConnectRetry);
-	printf("  MaxConnections = %ld\n", Conf_MaxConnections);
+	printf("  MaxConnections = %d\n", Conf_MaxConnections);
 	printf("  MaxConnectionsIP = %d\n", Conf_MaxConnectionsIP);
 	printf("  MaxJoins = %d\n", Conf_MaxJoins > 0 ? Conf_MaxJoins : -1);
 	printf("  MaxNickLength = %u\n", Conf_MaxNickLength - 1);
+	printf("  MaxListSize = %d\n", Conf_MaxListSize);
 	printf("  PingTimeout = %d\n", Conf_PingTimeout);
 	printf("  PongTimeout = %d\n", Conf_PongTimeout);
 	puts("");
@@ -358,6 +359,8 @@ Conf_Test( void )
 	printf("  AllowRemoteOper = %s\n", yesno_to_str(Conf_AllowRemoteOper));
 	printf("  ChrootDir = %s\n", Conf_Chroot);
 	printf("  CloakHost = %s\n", Conf_CloakHost);
+	printf("  CloakHostModeX = %s\n", Conf_CloakHostModeX);
+	printf("  CloakHostSalt = %s\n", Conf_CloakHostSalt);
 	printf("  CloakUserToNick = %s\n", yesno_to_str(Conf_CloakUserToNick));
 #ifdef WANT_IPV6
 	printf("  ConnectIPv4 = %s\n", yesno_to_str(Conf_ConnectIPv6));
@@ -370,6 +373,7 @@ Conf_Test( void )
 	printf("  MorePrivacy = %s\n", yesno_to_str(Conf_MorePrivacy));
 	printf("  NoticeAuth = %s\n", yesno_to_str(Conf_NoticeAuth));
 	printf("  OperCanUseMode = %s\n", yesno_to_str(Conf_OperCanMode));
+	printf("  OperChanPAutoOp = %s\n", yesno_to_str(Conf_OperChanPAutoOp));
 	printf("  OperServerMode = %s\n", yesno_to_str(Conf_OperServerMode));
 #ifdef PAM
 	printf("  PAM = %s\n", yesno_to_str(Conf_PAM));
@@ -477,8 +481,12 @@ Conf_UnsetServer( CONN_ID Idx )
 				 * require the next attempt to be delayed. */
 				Conf_Server[i].lasttry =
 					t - Conf_ConnectRetry + RECONNECT_DELAY;
-			} else
-				Conf_Server[i].lasttry = t;
+			} else {
+				/* "Short" connection, enforce "ConnectRetry"
+				 * but randomize it a little bit: 15 seconds. */
+				Conf_Server[i].lasttry =
+					t + rand() / (RAND_MAX / 15);
+			}
 		}
 	}
 }
@@ -486,13 +494,23 @@ Conf_UnsetServer( CONN_ID Idx )
 /**
  * Set connection information for specified configured server.
  */
-GLOBAL void
+GLOBAL bool
 Conf_SetServer( int ConfServer, CONN_ID Idx )
 {
 	assert( ConfServer > NONE );
 	assert( Idx > NONE );
 
+	if (Conf_Server[ConfServer].conn_id > NONE &&
+	    Conf_Server[ConfServer].conn_id != Idx) {
+		Log(LOG_ERR,
+		    "Connection %d: Server configuration of \"%s\" already in use by connection %d!",
+		    Idx, Conf_Server[ConfServer].name,
+		    Conf_Server[ConfServer].conn_id);
+		Conn_Close(Idx, NULL, "Server configuration already in use", true);
+		return false;
+	}
 	Conf_Server[ConfServer].conn_id = Idx;
+	return true;
 }
 
 /**
@@ -626,14 +644,41 @@ Conf_AddServer(const char *Name, UINT16 Port, const char *Host,
 }
 
 /**
- * Check if the given nick name is an service.
+ * Check if the given nickname is reserved for services on a particular server.
  *
- * @returns true if the given nick name belongs to an "IRC service".
+ * @param ConfServer The server index to check.
+ * @param Nick The nickname to check.
+ * @returns true if the given nickname belongs to an "IRC service".
  */
 GLOBAL bool
-Conf_IsService(int ConfServer, const char *Nick)
+Conf_NickIsService(int ConfServer, const char *Nick)
 {
-	return MatchCaseInsensitive(Conf_Server[ConfServer].svs_mask, Nick);
+	assert (ConfServer >= 0);
+	assert (ConfServer < MAX_SERVERS);
+
+	return MatchCaseInsensitiveList(Conf_Server[ConfServer].svs_mask,
+					Nick, ",");
+}
+
+/**
+ * Check if the given nickname is blocked for "normal client" use.
+ *
+ * @param ConfServer The server index or NONE to check all configured servers.
+ * @param Nick The nickname to check.
+ * @returns true if the given nickname belongs to an "IRC service".
+ */
+GLOBAL bool
+Conf_NickIsBlocked(const char *Nick)
+{
+	int i;
+
+	for(i = 0; i < MAX_SERVERS; i++) {
+		if (!Conf_Server[i].name[0])
+			continue;
+		if (Conf_NickIsService(i, Nick))
+			return true;
+	}
+	return false;
 }
 
 /**
@@ -643,6 +688,7 @@ static void
 Set_Defaults(bool InitServers)
 {
 	int i;
+	char random[RANDOM_SALT_LEN + 1];
 
 	/* Global */
 	strcpy(Conf_ServerName, "");
@@ -653,6 +699,7 @@ Set_Defaults(bool InitServers)
 		 PACKAGE_NAME, PACKAGE_VERSION);
 	free(Conf_ListenAddress);
 	Conf_ListenAddress = NULL;
+	array_free(&Conf_ListenPorts);
 	array_free(&Conf_Motd);
 	strlcpy(Conf_MotdFile, SYSCONFDIR, sizeof(Conf_MotdFile));
 	strlcat(Conf_MotdFile, MOTD_FILE, sizeof(Conf_MotdFile));
@@ -666,6 +713,7 @@ Set_Defaults(bool InitServers)
 	Conf_MaxConnectionsIP = 5;
 	Conf_MaxJoins = 10;
 	Conf_MaxNickLength = CLIENT_NICK_LEN_DEFAULT;
+	Conf_MaxListSize = 100;
 	Conf_PingTimeout = 120;
 	Conf_PongTimeout = 20;
 
@@ -676,6 +724,8 @@ Set_Defaults(bool InitServers)
 #endif
 	strlcpy(Conf_Chroot, CHROOT_DIR, sizeof(Conf_Chroot));
 	strcpy(Conf_CloakHost, "");
+	strcpy(Conf_CloakHostModeX, "");
+	strcpy(Conf_CloakHostSalt, ngt_RandomStr(random, RANDOM_SALT_LEN));
 	Conf_CloakUserToNick = false;
 	Conf_ConnectIPv4 = true;
 #ifdef WANT_IPV6
@@ -692,6 +742,7 @@ Set_Defaults(bool InitServers)
 	Conf_MorePrivacy = false;
 	Conf_NoticeAuth = false;
 	Conf_OperCanMode = false;
+	Conf_OperChanPAutoOp = true;
 	Conf_OperServerMode = false;
 #ifdef PAM
 	Conf_PAM = true;
@@ -778,7 +829,7 @@ Read_Motd(const char *filename)
  *				successfully; false otherwise.
  */
 static bool
-Read_Config( bool ngircd_starting )
+Read_Config(bool TestOnly, bool IsStarting)
 {
 	char section[LINE_LEN], str[LINE_LEN], *var, *arg, *ptr;
 	const UINT16 defaultport = 6667;
@@ -792,16 +843,19 @@ Read_Config( bool ngircd_starting )
 		/* No configuration file found! */
 		Config_Error( LOG_ALERT, "Can't read configuration \"%s\": %s",
 					NGIRCd_ConfFile, strerror( errno ));
-		if (!ngircd_starting)
+		if (!IsStarting)
 			return false;
 		Config_Error( LOG_ALERT, "%s exiting due to fatal errors!", PACKAGE_NAME );
 		exit( 1 );
 	}
 
 	opers_free();
-	Set_Defaults( ngircd_starting );
+	Set_Defaults(IsStarting);
 
-	Config_Error( LOG_INFO, "Reading configuration from \"%s\" ...", NGIRCd_ConfFile );
+	if (TestOnly)
+		Config_Error(LOG_INFO,
+			     "Reading configuration from \"%s\" ...",
+			     NGIRCd_ConfFile );
 
 	/* Clean up server configuration structure: mark all already
 	 * configured servers as "once" so that they are deleted
@@ -854,10 +908,13 @@ Read_Config( bool ngircd_starting )
 		/* Is this the beginning of a new section? */
 		if(( str[0] == '[' ) && ( str[strlen( str ) - 1] == ']' )) {
 			strlcpy( section, str, sizeof( section ));
-			if (strcasecmp(section, "[GLOBAL]") == 0 ||
-			    strcasecmp(section, "[LIMITS]") == 0 ||
-			    strcasecmp(section, "[OPTIONS]") == 0 ||
-			    strcasecmp(section, "[SSL]") == 0)
+			if (strcasecmp(section, "[GLOBAL]") == 0
+			    || strcasecmp(section, "[LIMITS]") == 0
+			    || strcasecmp(section, "[OPTIONS]") == 0
+#ifdef SSL_SUPPORT
+			    || strcasecmp(section, "[SSL]") == 0
+#endif
+			    )
 				continue;
 
 			if( strcasecmp( section, "[SERVER]" ) == 0 ) {
@@ -1017,7 +1074,7 @@ Check_ArgIsTrue(const char *Arg)
  *
  * @param Line	Line number in configuration file.
  * @raram Arg	Input string.
- * @returns	New configured maximum nick name length.
+ * @returns	New configured maximum nickname length.
  */
 static unsigned int
 Handle_MaxNickLength(int Line, const char *Arg)
@@ -1134,6 +1191,7 @@ CheckLegacyGlobalOption(int Line, char *Var, char *Arg)
 	    || strcasecmp(Var, "ConnectIPv4") == 0
 	    || strcasecmp(Var, "ConnectIPv6") == 0
 	    || strcasecmp(Var, "OperCanUseMode") == 0
+	    || strcasecmp(Var, "OperChanPAutoOp") == 0
 	    || strcasecmp(Var, "OperServerMode") == 0
 	    || strcasecmp(Var, "PredefChannelsOnly") == 0
 	    || strcasecmp(Var, "SyslogFacility") == 0
@@ -1308,7 +1366,9 @@ Handle_GLOBAL( int Line, char *Var, char *Arg )
 		else {
 			Conf_GID = (unsigned int)atoi(Arg);
 			if (!Conf_GID && strcmp(Arg, "0"))
-				Config_Error_NaN(Line, Var);
+				Config_Error(LOG_WARNING,
+					     "%s, line %d: Value of \"%s\" is not a valid group name or ID!",
+					     NGIRCd_ConfFile, Line, Var);
 		}
 		return;
 	}
@@ -1319,7 +1379,9 @@ Handle_GLOBAL( int Line, char *Var, char *Arg )
 		else {
 			Conf_UID = (unsigned int)atoi(Arg);
 			if (!Conf_UID && strcmp(Arg, "0"))
-				Config_Error_NaN(Line, Var);
+				Config_Error(LOG_WARNING,
+					     "%s, line %d: Value of \"%s\" is not a valid user name or ID!",
+					     NGIRCd_ConfFile, Line, Var);
 		}
 		return;
 	}
@@ -1382,7 +1444,7 @@ Handle_LIMITS(int Line, char *Var, char *Arg)
 		return;
 	}
 	if (strcasecmp(Var, "MaxConnections") == 0) {
-		Conf_MaxConnections = atol(Arg);
+		Conf_MaxConnections = atoi(Arg);
 		if (!Conf_MaxConnections && strcmp(Arg, "0"))
 			Config_Error_NaN(Line, Var);
 		return;
@@ -1403,6 +1465,12 @@ Handle_LIMITS(int Line, char *Var, char *Arg)
 		Conf_MaxNickLength = Handle_MaxNickLength(Line, Arg);
 		return;
 	}
+	if (strcasecmp(Var, "MaxListSize") == 0) {
+		Conf_MaxListSize = atoi(Arg);
+		if (!Conf_MaxListSize && strcmp(Arg, "0"))
+			Config_Error_NaN(Line, Var);
+		return;
+	}
 	if (strcasecmp(Var, "PingTimeout") == 0) {
 		Conf_PingTimeout = atoi(Arg);
 		if (Conf_PingTimeout < 5) {
@@ -1459,6 +1527,18 @@ Handle_OPTIONS(int Line, char *Var, char *Arg)
 			Config_Error_TooLong(Line, Var);
 		return;
 	}
+	if (strcasecmp(Var, "CloakHostModeX") == 0) {
+		len = strlcpy(Conf_CloakHostModeX, Arg, sizeof(Conf_CloakHostModeX));
+		if (len >= sizeof(Conf_CloakHostModeX))
+			Config_Error_TooLong(Line, Var);
+		return;
+	}
+	if (strcasecmp(Var, "CloakHostSalt") == 0) {
+		len = strlcpy(Conf_CloakHostSalt, Arg, sizeof(Conf_CloakHostSalt));
+		if (len >= sizeof(Conf_CloakHostSalt))
+			Config_Error_TooLong(Line, Var);
+		return;
+	}
 	if (strcasecmp(Var, "CloakUserToNick") == 0) {
 		Conf_CloakUserToNick = Check_ArgIsTrue(Arg);
 		return;
@@ -1493,6 +1573,10 @@ Handle_OPTIONS(int Line, char *Var, char *Arg)
 		Conf_OperCanMode = Check_ArgIsTrue(Arg);
 		return;
 	}
+	if (strcasecmp(Var, "OperChanPAutoOp") == 0) {
+		Conf_OperChanPAutoOp = Check_ArgIsTrue(Arg);
+		return;
+	}
 	if (strcasecmp(Var, "OperServerMode") == 0) {
 		Conf_OperServerMode = Check_ArgIsTrue(Arg);
 		return;
@@ -1849,6 +1933,13 @@ Validate_Config(bool Configtest, bool Rehash)
 	bool config_valid = true;
 	char *ptr;
 
+	/* Emit a warning when the config file is not a full path name */
+	if (NGIRCd_ConfFile[0] && NGIRCd_ConfFile[0] != '/') {
+		Config_Error(LOG_WARNING,
+			"Not specifying a full path name to \"%s\" can cause problems when rehashing the server!",
+			NGIRCd_ConfFile);
+	}
+
 	/* Validate configured server name, see RFC 2812 section 2.3.1 */
 	ptr = Conf_ServerName;
 	do {