X-Git-Url: https://arthur.barton.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fngircd%2Fconf.c;h=328bbff06324500dab8bb77cb7ba810f272572b6;hb=9f247ebd5a9b424ae9e6c10ba31dcb4b7190b1f8;hp=7ad9ddd7c54d52c5eaf390a3f780703c1032cb95;hpb=0ced4181b032249a5ccab2a6ae1d61bf08f60293;p=ngircd-alex.git diff --git a/src/ngircd/conf.c b/src/ngircd/conf.c index 7ad9ddd7..328bbff0 100644 --- a/src/ngircd/conf.c +++ b/src/ngircd/conf.c @@ -14,15 +14,20 @@ #include "portab.h" -static char UNUSED id[] = "$Id: conf.c,v 1.49 2002/12/26 16:25:43 alex Exp $"; +static char UNUSED id[] = "$Id: conf.c,v 1.76 2005/04/16 09:23:01 fw Exp $"; #include "imp.h" #include #include -#include +#ifdef PROTOTYPES +# include +#else +# include +#endif #include #include #include +#include #include #include #include @@ -45,47 +50,64 @@ static char UNUSED id[] = "$Id: conf.c,v 1.49 2002/12/26 16:25:43 alex Exp $"; #include "conf.h" -LOCAL BOOLEAN Use_Log = TRUE; +LOCAL bool Use_Log = true; +LOCAL CONF_SERVER New_Server; +LOCAL int New_Server_Idx; -LOCAL VOID Set_Defaults PARAMS(( VOID )); -LOCAL VOID Read_Config PARAMS(( VOID )); -LOCAL VOID Validate_Config PARAMS(( BOOLEAN TestOnly )); +LOCAL void Set_Defaults PARAMS(( bool InitServers )); +LOCAL void Read_Config PARAMS(( void )); +LOCAL void Validate_Config PARAMS(( bool TestOnly )); -LOCAL VOID Handle_GLOBAL PARAMS(( INT Line, CHAR *Var, CHAR *Arg )); -LOCAL VOID Handle_OPERATOR PARAMS(( INT Line, CHAR *Var, CHAR *Arg )); -LOCAL VOID Handle_SERVER PARAMS(( INT Line, CHAR *Var, CHAR *Arg )); -LOCAL VOID Handle_CHANNEL PARAMS(( INT Line, CHAR *Var, CHAR *Arg )); +LOCAL void Handle_GLOBAL PARAMS(( int Line, char *Var, char *Arg )); +LOCAL void Handle_OPERATOR PARAMS(( int Line, char *Var, char *Arg )); +LOCAL void Handle_SERVER PARAMS(( int Line, char *Var, char *Arg )); +LOCAL void Handle_CHANNEL PARAMS(( int Line, char *Var, char *Arg )); -LOCAL VOID Config_Error PARAMS(( CONST INT Level, CONST CHAR *Format, ... )); +LOCAL void Config_Error PARAMS(( const int Level, const char *Format, ... )); +LOCAL void Config_Error_NaN PARAMS(( const int LINE, const char *Value )); +LOCAL void Config_Error_TooLong PARAMS(( const int LINE, const char *Value )); -GLOBAL VOID -Conf_Init( VOID ) +LOCAL void Init_Server_Struct PARAMS(( CONF_SERVER *Server )); + + +GLOBAL void +Conf_Init( void ) { - Set_Defaults( ); + Set_Defaults( true ); Read_Config( ); - Validate_Config( FALSE ); + Validate_Config( false ); } /* Config_Init */ -GLOBAL INT -Conf_Test( VOID ) +GLOBAL void +Conf_Rehash( void ) +{ + Set_Defaults( false ); + Read_Config( ); + Validate_Config( false ); +} /* Config_Rehash */ + + +GLOBAL int +Conf_Test( void ) { /* Read configuration, validate and output it. */ struct passwd *pwd; struct group *grp; - INT i; + int i; - Use_Log = FALSE; - Set_Defaults( ); + Use_Log = false; + Set_Defaults( true ); Read_Config( ); - Validate_Config( TRUE ); + Validate_Config( true ); - /* If stdin is a valid tty wait for a key: */ - if( isatty( fileno( stdout ))) + /* If stdin and stdout ("you can read our nice message and we can + * read in your keypress") are valid tty's, wait for a key: */ + if( isatty( fileno( stdin )) && isatty( fileno( stdout ))) { puts( "OK, press enter to see a dump of your service configuration ..." ); getchar( ); @@ -93,32 +115,39 @@ Conf_Test( VOID ) else puts( "Ok, dump of your server configuration follows:\n" ); puts( "[GLOBAL]" ); - printf( " ServerName = %s\n", Conf_ServerName ); - printf( " ServerInfo = %s\n", Conf_ServerInfo ); - printf( " ServerPwd = %s\n", Conf_ServerPwd ); + printf( " Name = %s\n", Conf_ServerName ); + printf( " Info = %s\n", Conf_ServerInfo ); + printf( " Password = %s\n", Conf_ServerPwd ); printf( " AdminInfo1 = %s\n", Conf_ServerAdmin1 ); printf( " AdminInfo2 = %s\n", Conf_ServerAdmin2 ); printf( " AdminEMail = %s\n", Conf_ServerAdminMail ); printf( " MotdFile = %s\n", Conf_MotdFile ); + printf( " MotdPhrase = %s\n", Conf_MotdPhrase ); + printf( " ChrootDir = %s\n", Conf_Chroot ); + printf( " PidFile = %s\n", Conf_PidFile); printf( " Ports = " ); for( i = 0; i < Conf_ListenPorts_Count; i++ ) { if( i != 0 ) printf( ", " ); - printf( "%u", Conf_ListenPorts[i] ); + printf( "%u", (unsigned int) Conf_ListenPorts[i] ); } puts( "" ); + printf( " Listen = %s\n", Conf_ListenAddress ); pwd = getpwuid( Conf_UID ); if( pwd ) printf( " ServerUID = %s\n", pwd->pw_name ); - else printf( " ServerUID = %ld\n", (LONG)Conf_UID ); + else printf( " ServerUID = %ld\n", (long)Conf_UID ); grp = getgrgid( Conf_GID ); if( grp ) printf( " ServerGID = %s\n", grp->gr_name ); - else printf( " ServerGID = %ld\n", (LONG)Conf_GID ); + else printf( " ServerGID = %ld\n", (long)Conf_GID ); printf( " PingTimeout = %d\n", Conf_PingTimeout ); printf( " PongTimeout = %d\n", Conf_PongTimeout ); printf( " ConnectRetry = %d\n", Conf_ConnectRetry ); - printf( " OperCanUseMode = %s\n", Conf_OperCanMode == TRUE ? "yes" : "no" ); + printf( " OperCanUseMode = %s\n", Conf_OperCanMode == true? "yes" : "no" ); + printf( " OperServerMode = %s\n", Conf_OperServerMode == true? "yes" : "no" ); if( Conf_MaxConnections > 0 ) printf( " MaxConnections = %ld\n", Conf_MaxConnections ); else printf( " MaxConnections = -1\n" ); + if( Conf_MaxConnectionsIP > 0 ) printf( " MaxConnectionsIP = %d\n", Conf_MaxConnectionsIP ); + else printf( " MaxConnectionsIP = -1\n" ); if( Conf_MaxJoins > 0 ) printf( " MaxJoins = %d\n", Conf_MaxJoins ); else printf( " MaxJoins = -1\n" ); puts( "" ); @@ -131,10 +160,11 @@ Conf_Test( VOID ) puts( "[OPERATOR]" ); printf( " Name = %s\n", Conf_Oper[i].name ); printf( " Password = %s\n", Conf_Oper[i].pwd ); + if ( Conf_Oper[i].mask ) printf( " Mask = %s\n", Conf_Oper[i].mask ); puts( "" ); } - for( i = 0; i < Conf_Server_Count; i++ ) + for( i = 0; i < MAX_SERVERS; i++ ) { if( ! Conf_Server[i].name[0] ) continue; @@ -165,23 +195,175 @@ Conf_Test( VOID ) } /* Conf_Test */ -LOCAL VOID -Set_Defaults( VOID ) +GLOBAL void +Conf_UnsetServer( CONN_ID Idx ) +{ + /* Set next time for next connection attempt, if this is a server + * link that is (still) configured here. If the server is set as + * "once", delete it from our configuration. + * Non-Server-Connections will be silently ignored. */ + + int i; + + /* Check all our configured servers */ + for( i = 0; i < MAX_SERVERS; i++ ) + { + if( Conf_Server[i].conn_id != Idx ) continue; + + /* Gotcha! Mark server configuration as "unused": */ + Conf_Server[i].conn_id = NONE; + + if( Conf_Server[i].flags & CONF_SFLAG_ONCE ) + { + /* Delete configuration here */ + Init_Server_Struct( &Conf_Server[i] ); + } + else + { + /* Set time for next connect attempt */ + if( Conf_Server[i].lasttry < time( NULL ) - Conf_ConnectRetry ) + { + /* Okay, the connection was established "long enough": */ + Conf_Server[i].lasttry = time( NULL ) - Conf_ConnectRetry + RECONNECT_DELAY; + } + } + } +} /* Conf_UnsetServer */ + + +GLOBAL void +Conf_SetServer( int ConfServer, CONN_ID Idx ) +{ + /* Set connection for specified configured server */ + + assert( ConfServer > NONE ); + assert( Idx > NONE ); + + Conf_Server[ConfServer].conn_id = Idx; +} /* Conf_SetServer */ + + +GLOBAL int +Conf_GetServer( CONN_ID Idx ) +{ + /* Get index of server in configuration structure */ + + int i = 0; + + assert( Idx > NONE ); + + for( i = 0; i < MAX_SERVERS; i++ ) + { + if( Conf_Server[i].conn_id == Idx ) return i; + } + return NONE; +} /* Conf_GetServer */ + + +GLOBAL bool +Conf_EnableServer( char *Name, UINT16 Port ) +{ + /* Enable specified server and adjust port */ + + int i; + + assert( Name != NULL ); + + for( i = 0; i < MAX_SERVERS; i++ ) + { + if( strcasecmp( Conf_Server[i].name, Name ) == 0 ) + { + /* Gotcha! Set port and enable server: */ + Conf_Server[i].port = Port; + Conf_Server[i].flags &= ~CONF_SFLAG_DISABLED; + return true; + } + } + return false; +} /* Conf_EnableServer */ + + +GLOBAL bool +Conf_DisableServer( char *Name ) +{ + /* Enable specified server and adjust port */ + + int i; + + assert( Name != NULL ); + + for( i = 0; i < MAX_SERVERS; i++ ) + { + if( strcasecmp( Conf_Server[i].name, Name ) == 0 ) + { + /* Gotcha! Disable and disconnect server: */ + Conf_Server[i].flags |= CONF_SFLAG_DISABLED; + if( Conf_Server[i].conn_id > NONE ) Conn_Close( Conf_Server[i].conn_id, NULL, "Server link terminated on operator request", true); + return true; + } + } + return false; +} /* Conf_DisableServer */ + + +GLOBAL bool +Conf_AddServer( char *Name, UINT16 Port, char *Host, char *MyPwd, char *PeerPwd ) +{ + /* Add new server to configuration */ + + int i; + + assert( Name != NULL ); + assert( Host != NULL ); + assert( MyPwd != NULL ); + assert( PeerPwd != NULL ); + + /* Search unused item in server configuration structure */ + for( i = 0; i < MAX_SERVERS; i++ ) + { + /* Is this item used? */ + if( ! Conf_Server[i].name[0] ) break; + } + if( i >= MAX_SERVERS ) return false; + + Init_Server_Struct( &Conf_Server[i] ); + strlcpy( Conf_Server[i].name, Name, sizeof( Conf_Server[i].name )); + strlcpy( Conf_Server[i].host, Host, sizeof( Conf_Server[i].host )); + strlcpy( Conf_Server[i].pwd_out, MyPwd, sizeof( Conf_Server[i].pwd_out )); + strlcpy( Conf_Server[i].pwd_in, PeerPwd, sizeof( Conf_Server[i].pwd_in )); + Conf_Server[i].port = Port; + Conf_Server[i].flags = CONF_SFLAG_ONCE; + + return true; +} /* Conf_AddServer */ + + +LOCAL void +Set_Defaults( bool InitServers ) { /* Initialize configuration variables with default values. */ + int i; + strcpy( Conf_ServerName, "" ); - sprintf( Conf_ServerInfo, "%s %s", PACKAGE, VERSION ); + sprintf( Conf_ServerInfo, "%s %s", PACKAGE_NAME, PACKAGE_VERSION ); strcpy( Conf_ServerPwd, "" ); strcpy( Conf_ServerAdmin1, "" ); strcpy( Conf_ServerAdmin2, "" ); strcpy( Conf_ServerAdminMail, "" ); - strcpy( Conf_MotdFile, SYSCONFDIR ); - strcat( Conf_MotdFile, MOTD_FILE ); + strlcpy( Conf_MotdFile, SYSCONFDIR, sizeof( Conf_MotdFile )); + strlcat( Conf_MotdFile, MOTD_FILE, sizeof( Conf_MotdFile )); + + strlcpy( Conf_MotdPhrase, MOTD_PHRASE, sizeof( Conf_MotdPhrase )); + + strlcpy( Conf_Chroot, CHROOT_DIR, sizeof( Conf_Chroot )); + + strlcpy( Conf_PidFile, PID_FILE, sizeof( Conf_PidFile )); Conf_ListenPorts_Count = 0; + strcpy( Conf_ListenAddress, "" ); Conf_UID = Conf_GID = 0; @@ -191,39 +373,84 @@ Set_Defaults( VOID ) Conf_ConnectRetry = 60; Conf_Oper_Count = 0; - Conf_Server_Count = 0; Conf_Channel_Count = 0; - Conf_OperCanMode = FALSE; + Conf_OperCanMode = false; + Conf_OperServerMode = false; Conf_MaxConnections = -1; + Conf_MaxConnectionsIP = 5; Conf_MaxJoins = 10; + + /* Initialize server configuration structures */ + if( InitServers ) for( i = 0; i < MAX_SERVERS; Init_Server_Struct( &Conf_Server[i++] )); } /* Set_Defaults */ -LOCAL VOID -Read_Config( VOID ) +LOCAL void +Read_Config( void ) { /* Read configuration file. */ - CHAR section[LINE_LEN], str[LINE_LEN], *var, *arg, *ptr; - INT line; + char section[LINE_LEN], str[LINE_LEN], *var, *arg, *ptr; + int line, i, n; FILE *fd; + /* Open configuration file */ fd = fopen( NGIRCd_ConfFile, "r" ); if( ! fd ) { /* No configuration file found! */ Config_Error( LOG_ALERT, "Can't read configuration \"%s\": %s", NGIRCd_ConfFile, strerror( errno )); - Config_Error( LOG_ALERT, "%s exiting due to fatal errors!", PACKAGE ); + Config_Error( LOG_ALERT, "%s exiting due to fatal errors!", PACKAGE_NAME ); exit( 1 ); } 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 + * after the next disconnect and delete all unused servers. + * And delete all servers which are "duplicates" of servers + * that are already marked as "once" (such servers have been + * created by the last rehash but are now useless). */ + for( i = 0; i < MAX_SERVERS; i++ ) + { + if( Conf_Server[i].conn_id == NONE ) Init_Server_Struct( &Conf_Server[i] ); + else + { + /* This structure is in use ... */ + if( Conf_Server[i].flags & CONF_SFLAG_ONCE ) + { + /* Check for duplicates */ + for( n = 0; n < MAX_SERVERS; n++ ) + { + if( n == i ) continue; + + if( Conf_Server[i].conn_id == Conf_Server[n].conn_id ) + { + Init_Server_Struct( &Conf_Server[n] ); + Log( LOG_DEBUG, "Deleted unused duplicate server %d (kept %d).", n, i ); + } + } + } + else + { + /* Mark server as "once" */ + Conf_Server[i].flags |= CONF_SFLAG_ONCE; + Log( LOG_DEBUG, "Marked server %d as \"once\"", i ); + } + } + } + + /* Initialize variables */ line = 0; strcpy( section, "" ); - while( TRUE ) + Init_Server_Struct( &New_Server ); + New_Server_Idx = NONE; + + /* Read configuration file */ + while( true ) { if( ! fgets( str, LINE_LEN, fd )) break; ngt_TrimStr( str ); @@ -235,7 +462,7 @@ Read_Config( VOID ) /* Is this the beginning of a new section? */ if(( str[0] == '[' ) && ( str[strlen( str ) - 1] == ']' )) { - strcpy( section, str ); + strlcpy( section, str, sizeof( section )); if( strcasecmp( section, "[GLOBAL]" ) == 0 ) continue; if( strcasecmp( section, "[OPERATOR]" ) == 0 ) { @@ -243,29 +470,42 @@ Read_Config( VOID ) else { /* Initialize new operator structure */ - strcpy( Conf_Oper[Conf_Oper_Count].name, "" ); - strcpy( Conf_Oper[Conf_Oper_Count].pwd, "" ); + Conf_Oper[Conf_Oper_Count].name[0] = '\0'; + Conf_Oper[Conf_Oper_Count].pwd[0] = '\0'; + if (Conf_Oper[Conf_Oper_Count].mask) { + free(Conf_Oper[Conf_Oper_Count].mask ); + Conf_Oper[Conf_Oper_Count].mask = NULL; + } Conf_Oper_Count++; } continue; } if( strcasecmp( section, "[SERVER]" ) == 0 ) { - if( Conf_Server_Count + 1 > MAX_SERVERS ) Config_Error( LOG_ERR, "Too many servers configured." ); - else + /* Check if there is already a server to add */ + if( New_Server.name[0] ) + { + /* Copy data to "real" server structure */ + assert( New_Server_Idx > NONE ); + Conf_Server[New_Server_Idx] = New_Server; + } + + /* Re-init structure for new server */ + Init_Server_Struct( &New_Server ); + + /* Search unused item in server configuration structure */ + for( i = 0; i < MAX_SERVERS; i++ ) { - /* Initialize new server structure */ - strcpy( Conf_Server[Conf_Server_Count].host, "" ); - strcpy( Conf_Server[Conf_Server_Count].ip, "" ); - strcpy( Conf_Server[Conf_Server_Count].name, "" ); - strcpy( Conf_Server[Conf_Server_Count].pwd_in, "" ); - strcpy( Conf_Server[Conf_Server_Count].pwd_out, "" ); - Conf_Server[Conf_Server_Count].port = 0; - Conf_Server[Conf_Server_Count].group = -1; - Conf_Server[Conf_Server_Count].lasttry = time( NULL ) - Conf_ConnectRetry + STARTUP_DELAY; - Conf_Server[Conf_Server_Count].res_stat = NULL; - Conf_Server_Count++; + /* Is this item used? */ + if( ! Conf_Server[i].name[0] ) break; } + if( i >= MAX_SERVERS ) + { + /* Oops, no free item found! */ + Config_Error( LOG_ERR, "Too many servers configured." ); + New_Server_Idx = NONE; + } + else New_Server_Idx = i; continue; } if( strcasecmp( section, "[CHANNEL]" ) == 0 ) @@ -303,8 +543,17 @@ Read_Config( VOID ) else if( strcasecmp( section, "[CHANNEL]" ) == 0 ) Handle_CHANNEL( line, var, arg ); else Config_Error( LOG_ERR, "%s, line %d: Variable \"%s\" outside section!", NGIRCd_ConfFile, line, var ); } - + + /* Close configuration file */ fclose( fd ); + + /* Check if there is still a server to add */ + if( New_Server.name[0] ) + { + /* Copy data to "real" server structure */ + assert( New_Server_Idx > NONE ); + Conf_Server[New_Server_Idx] = New_Server; + } /* If there are no ports configured use the default: 6667 */ if( Conf_ListenPorts_Count < 1 ) @@ -315,13 +564,24 @@ Read_Config( VOID ) } /* Read_Config */ -LOCAL VOID -Handle_GLOBAL( INT Line, CHAR *Var, CHAR *Arg ) +LOCAL bool +Check_ArgIsTrue( const char *Arg ) +{ + if( strcasecmp( Arg, "yes" ) == 0 ) return true; + if( strcasecmp( Arg, "true" ) == 0 ) return true; + if( atoi( Arg ) != 0 ) return true; + + return false; +} /* Check_ArgIsTrue */ + + +LOCAL void +Handle_GLOBAL( int Line, char *Var, char *Arg ) { struct passwd *pwd; struct group *grp; - CHAR *ptr; - LONG port; + char *ptr; + long port; assert( Line > 0 ); assert( Var != NULL ); @@ -330,37 +590,43 @@ Handle_GLOBAL( INT Line, CHAR *Var, CHAR *Arg ) if( strcasecmp( Var, "Name" ) == 0 ) { /* Server name */ - if( strlcpy( Conf_ServerName, Arg, sizeof( Conf_ServerName )) >= sizeof( Conf_ServerName )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"Name\" too long!", NGIRCd_ConfFile, Line ); + if( strlcpy( Conf_ServerName, Arg, sizeof( Conf_ServerName )) >= sizeof( Conf_ServerName )) + Config_Error_TooLong( Line, Var ); + return; } if( strcasecmp( Var, "Info" ) == 0 ) { /* Info text of server */ - if( strlcpy( Conf_ServerInfo, Arg, sizeof( Conf_ServerInfo )) >= sizeof( Conf_ServerInfo )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"Info\" too long!", NGIRCd_ConfFile, Line ); + if( strlcpy( Conf_ServerInfo, Arg, sizeof( Conf_ServerInfo )) >= sizeof( Conf_ServerInfo )) + Config_Error_TooLong ( Line, Var ); + return; } if( strcasecmp( Var, "Password" ) == 0 ) { /* Global server password */ - if( strlcpy( Conf_ServerPwd, Arg, sizeof( Conf_ServerPwd )) >= sizeof( Conf_ServerPwd )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"Password\" too long!", NGIRCd_ConfFile, Line ); + if( strlcpy( Conf_ServerPwd, Arg, sizeof( Conf_ServerPwd )) >= sizeof( Conf_ServerPwd )) + Config_Error_TooLong( Line, Var ); + return; } if( strcasecmp( Var, "AdminInfo1" ) == 0 ) { /* Administrative info #1 */ - if( strlcpy( Conf_ServerAdmin1, Arg, sizeof( Conf_ServerAdmin1 )) >= sizeof( Conf_ServerAdmin1 )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"AdminInfo1\" too long!", NGIRCd_ConfFile, Line ); + if( strlcpy( Conf_ServerAdmin1, Arg, sizeof( Conf_ServerAdmin1 )) >= sizeof( Conf_ServerAdmin1 )) Config_Error_TooLong ( Line, Var ); return; } if( strcasecmp( Var, "AdminInfo2" ) == 0 ) { /* Administrative info #2 */ - if( strlcpy( Conf_ServerAdmin2, Arg, sizeof( Conf_ServerAdmin2 )) >= sizeof( Conf_ServerAdmin2 )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"AdminInfo2\" too long!", NGIRCd_ConfFile, Line ); + if( strlcpy( Conf_ServerAdmin2, Arg, sizeof( Conf_ServerAdmin2 )) >= sizeof( Conf_ServerAdmin2 )) Config_Error_TooLong ( Line, Var ); return; } if( strcasecmp( Var, "AdminEMail" ) == 0 ) { /* Administrative email contact */ - if( strlcpy( Conf_ServerAdminMail, Arg, sizeof( Conf_ServerAdminMail )) >= sizeof( Conf_ServerAdminMail )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"AdminEMail\" too long!", NGIRCd_ConfFile, Line ); + if( strlcpy( Conf_ServerAdminMail, Arg, sizeof( Conf_ServerAdminMail )) >= sizeof( Conf_ServerAdminMail )) Config_Error_TooLong( Line, Var ); return; } if( strcasecmp( Var, "Ports" ) == 0 ) @@ -375,7 +641,7 @@ Handle_GLOBAL( INT Line, CHAR *Var, CHAR *Arg ) if( Conf_ListenPorts_Count + 1 > MAX_LISTEN_PORTS ) Config_Error( LOG_ERR, "Too many listen ports configured. Port %ld ignored.", port ); else { - if( port > 0 && port < 0xFFFF ) Conf_ListenPorts[Conf_ListenPorts_Count++] = (UINT)port; + if( port > 0 && port < 0xFFFF ) Conf_ListenPorts[Conf_ListenPorts_Count++] = (UINT16)port; else Config_Error( LOG_ERR, "%s, line %d (section \"Global\"): Illegal port number %ld!", NGIRCd_ConfFile, Line, port ); } ptr = strtok( NULL, "," ); @@ -385,9 +651,37 @@ Handle_GLOBAL( INT Line, CHAR *Var, CHAR *Arg ) if( strcasecmp( Var, "MotdFile" ) == 0 ) { /* "Message of the day" (MOTD) file */ - if( strlcpy( Conf_MotdFile, Arg, sizeof( Conf_MotdFile )) >= sizeof( Conf_MotdFile )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"MotdFile\" too long!", NGIRCd_ConfFile, Line ); + if( strlcpy( Conf_MotdFile, Arg, sizeof( Conf_MotdFile )) >= sizeof( Conf_MotdFile )) + Config_Error_TooLong( Line, Var ); + return; } + if( strcasecmp( Var, "MotdPhrase" ) == 0 ) + { + /* "Message of the day" phrase (instead of file) */ + if( strlcpy( Conf_MotdPhrase, Arg, sizeof( Conf_MotdPhrase )) >= sizeof( Conf_MotdPhrase )) + Config_Error_TooLong( Line, Var ); + + return; + } + if( strcasecmp( Var, "ChrootDir" ) == 0 ) + { + /* directory for chroot() */ + if( strlcpy( Conf_Chroot, Arg, sizeof( Conf_Chroot )) >= sizeof( Conf_Chroot )) + Config_Error_TooLong( Line, Var ); + + return; + } + + if ( strcasecmp( Var, "PidFile" ) == 0 ) + { + /* name of pidfile */ + if( strlcpy( Conf_PidFile, Arg, sizeof( Conf_PidFile )) >= sizeof( Conf_PidFile )) + Config_Error_TooLong( Line, Var ); + + return; + } + if( strcasecmp( Var, "ServerUID" ) == 0 ) { /* UID the daemon should switch to */ @@ -396,10 +690,10 @@ Handle_GLOBAL( INT Line, CHAR *Var, CHAR *Arg ) else { #ifdef HAVE_ISDIGIT - if( ! isdigit( *Arg )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"ServerUID\" is not a number!", NGIRCd_ConfFile, Line ); + if( ! isdigit( (int)*Arg )) Config_Error_NaN( Line, Var ); else #endif - Conf_UID = (UINT)atoi( Arg ); + Conf_UID = (unsigned int)atoi( Arg ); } return; } @@ -411,10 +705,10 @@ Handle_GLOBAL( INT Line, CHAR *Var, CHAR *Arg ) else { #ifdef HAVE_ISDIGIT - if( ! isdigit( *Arg )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"ServerGID\" is not a number!", NGIRCd_ConfFile, Line ); + if( ! isdigit( (int)*Arg )) Config_Error_NaN( Line, Var ); else #endif - Conf_GID = (UINT)atoi( Arg ); + Conf_GID = (unsigned int)atoi( Arg ); } return; } @@ -454,39 +748,61 @@ Handle_GLOBAL( INT Line, CHAR *Var, CHAR *Arg ) if( strcasecmp( Var, "OperCanUseMode" ) == 0 ) { /* Are IRC operators allowed to use MODE in channels they aren't Op in? */ - if( strcasecmp( Arg, "yes" ) == 0 ) Conf_OperCanMode = TRUE; - else if( strcasecmp( Arg, "true" ) == 0 ) Conf_OperCanMode = TRUE; - else if( atoi( Arg ) != 0 ) Conf_OperCanMode = TRUE; - else Conf_OperCanMode = FALSE; + Conf_OperCanMode = Check_ArgIsTrue( Arg ); + return; + } + if( strcasecmp( Var, "OperServerMode" ) == 0 ) + { + /* Mask IRC operator as if coming from the server? (ircd-irc2 compat hack) */ + Conf_OperServerMode = Check_ArgIsTrue( Arg ); return; } if( strcasecmp( Var, "MaxConnections" ) == 0 ) { /* Maximum number of connections. Values <= 0 are equal to "no limit". */ #ifdef HAVE_ISDIGIT - if( ! isdigit( *Arg )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"MaxConnections\" is not a number!", NGIRCd_ConfFile, Line ); + if( ! isdigit( (int)*Arg )) Config_Error_NaN( Line, Var); else #endif Conf_MaxConnections = atol( Arg ); return; } + if( strcasecmp( Var, "MaxConnectionsIP" ) == 0 ) + { + /* Maximum number of simoultanous connections from one IP. Values <= 0 are equal to "no limit". */ +#ifdef HAVE_ISDIGIT + if( ! isdigit( (int)*Arg )) Config_Error_NaN( Line, Var ); + else +#endif + Conf_MaxConnectionsIP = atoi( Arg ); + return; + } if( strcasecmp( Var, "MaxJoins" ) == 0 ) { /* Maximum number of channels a user can join. Values <= 0 are equal to "no limit". */ #ifdef HAVE_ISDIGIT - if( ! isdigit( *Arg )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"MaxJoins\" is not a number!", NGIRCd_ConfFile, Line ); + if( ! isdigit( (int)*Arg )) Config_Error_NaN( Line, Var ); else #endif Conf_MaxJoins = atoi( Arg ); return; } + if( strcasecmp( Var, "Listen" ) == 0 ) + { + /* IP-Address to bind sockets */ + if( strlcpy( Conf_ListenAddress, Arg, sizeof( Conf_ListenAddress )) >= sizeof( Conf_ListenAddress )) + { + Config_Error_TooLong( Line, Var ); + } + return; + } Config_Error( LOG_ERR, "%s, line %d (section \"Global\"): Unknown variable \"%s\"!", NGIRCd_ConfFile, Line, Var ); } /* Handle_GLOBAL */ -LOCAL VOID -Handle_OPERATOR( INT Line, CHAR *Var, CHAR *Arg ) +LOCAL void +Handle_OPERATOR( int Line, char *Var, char *Arg ) { assert( Line > 0 ); assert( Var != NULL ); @@ -496,58 +812,74 @@ Handle_OPERATOR( INT Line, CHAR *Var, CHAR *Arg ) if( strcasecmp( Var, "Name" ) == 0 ) { /* Name of IRC operator */ - if( strlcpy( Conf_Oper[Conf_Oper_Count - 1].name, Arg, sizeof( Conf_Oper[Conf_Oper_Count - 1].name )) >= sizeof( Conf_Oper[Conf_Oper_Count - 1].name )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"Name\" too long!", NGIRCd_ConfFile, Line ); + if( strlcpy( Conf_Oper[Conf_Oper_Count - 1].name, Arg, sizeof( Conf_Oper[Conf_Oper_Count - 1].name )) >= sizeof( Conf_Oper[Conf_Oper_Count - 1].name )) Config_Error_TooLong( Line, Var ); return; } if( strcasecmp( Var, "Password" ) == 0 ) { /* Password of IRC operator */ - if( strlcpy( Conf_Oper[Conf_Oper_Count - 1].pwd, Arg, sizeof( Conf_Oper[Conf_Oper_Count - 1].pwd )) >= sizeof( Conf_Oper[Conf_Oper_Count - 1].pwd )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"Password\" too long!", NGIRCd_ConfFile, Line ); + if( strlcpy( Conf_Oper[Conf_Oper_Count - 1].pwd, Arg, sizeof( Conf_Oper[Conf_Oper_Count - 1].pwd )) >= sizeof( Conf_Oper[Conf_Oper_Count - 1].pwd )) Config_Error_TooLong( Line, Var ); + return; + } + if( strcasecmp( Var, "Mask" ) == 0 ) + { + if (Conf_Oper[Conf_Oper_Count - 1].mask) return; /* Hostname already configured */ + Conf_Oper[Conf_Oper_Count - 1].mask = strdup( Arg ); + if (! Conf_Oper[Conf_Oper_Count - 1].mask) { + Config_Error( LOG_ERR, "%s, line %d: Cannot allocate memory for operator mask: %s", NGIRCd_ConfFile, Line, strerror(errno) ); + return; + } + return; } - Config_Error( LOG_ERR, "%s, line %d (section \"Operator\"): Unknown variable \"%s\"!", NGIRCd_ConfFile, Line, Var ); } /* Handle_OPERATOR */ -LOCAL VOID -Handle_SERVER( INT Line, CHAR *Var, CHAR *Arg ) +LOCAL void +Handle_SERVER( int Line, char *Var, char *Arg ) { - LONG port; + long port; assert( Line > 0 ); assert( Var != NULL ); assert( Arg != NULL ); + /* Ignore server block if no space is left in server configuration structure */ + if( New_Server_Idx <= NONE ) return; + if( strcasecmp( Var, "Host" ) == 0 ) { /* Hostname of the server */ - if( strlcpy( Conf_Server[Conf_Server_Count - 1].host, Arg, sizeof( Conf_Server[Conf_Server_Count - 1].host )) >= sizeof( Conf_Server[Conf_Server_Count - 1].host )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"Host\" too long!", NGIRCd_ConfFile, Line ); + if( strlcpy( New_Server.host, Arg, sizeof( New_Server.host )) >= sizeof( New_Server.host )) + Config_Error_TooLong ( Line, Var ); + return; } if( strcasecmp( Var, "Name" ) == 0 ) { /* Name of the server ("Nick"/"ID") */ - if( strlcpy( Conf_Server[Conf_Server_Count - 1].name, Arg, sizeof( Conf_Server[Conf_Server_Count - 1].name )) >= sizeof( Conf_Server[Conf_Server_Count - 1].name )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"Name\" too long!", NGIRCd_ConfFile, Line ); + if( strlcpy( New_Server.name, Arg, sizeof( New_Server.name )) >= sizeof( New_Server.name )) + Config_Error_TooLong( Line, Var ); return; } if( strcasecmp( Var, "MyPassword" ) == 0 ) { /* Password of this server which is sent to the peer */ - if( strlcpy( Conf_Server[Conf_Server_Count - 1].pwd_in, Arg, sizeof( Conf_Server[Conf_Server_Count - 1].pwd_in )) >= sizeof( Conf_Server[Conf_Server_Count - 1].pwd_in )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"MyPassword\" too long!", NGIRCd_ConfFile, Line ); + if( strlcpy( New_Server.pwd_in, Arg, sizeof( New_Server.pwd_in )) >= sizeof( New_Server.pwd_in )) Config_Error_TooLong( Line, Var ); return; } if( strcasecmp( Var, "PeerPassword" ) == 0 ) { /* Passwort of the peer which must be received */ - if( strlcpy( Conf_Server[Conf_Server_Count - 1].pwd_out, Arg, sizeof( Conf_Server[Conf_Server_Count - 1].pwd_out )) >= sizeof( Conf_Server[Conf_Server_Count - 1].pwd_out )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"PeerPassword\" too long!", NGIRCd_ConfFile, Line ); + if( strlcpy( New_Server.pwd_out, Arg, sizeof( New_Server.pwd_out )) >= sizeof( New_Server.pwd_out )) Config_Error_TooLong( Line, Var ); return; } if( strcasecmp( Var, "Port" ) == 0 ) { /* Port to which this server should connect */ port = atol( Arg ); - if( port > 0 && port < 0xFFFF ) Conf_Server[Conf_Server_Count - 1].port = (INT)port; + if( port > 0 && port < 0xFFFF ) New_Server.port = (UINT16)port; else Config_Error( LOG_ERR, "%s, line %d (section \"Server\"): Illegal port number %ld!", NGIRCd_ConfFile, Line, port ); return; } @@ -555,10 +887,10 @@ Handle_SERVER( INT Line, CHAR *Var, CHAR *Arg ) { /* Server group */ #ifdef HAVE_ISDIGIT - if( ! isdigit( *Arg )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"Group\" is not a number!", NGIRCd_ConfFile, Line ); + if( ! isdigit( (int)*Arg )) Config_Error_NaN( Line, Var ); else #endif - Conf_Server[Conf_Server_Count - 1].group = atoi( Arg ); + New_Server.group = atoi( Arg ); return; } @@ -566,8 +898,8 @@ Handle_SERVER( INT Line, CHAR *Var, CHAR *Arg ) } /* Handle_SERVER */ -LOCAL VOID -Handle_CHANNEL( INT Line, CHAR *Var, CHAR *Arg ) +LOCAL void +Handle_CHANNEL( int Line, char *Var, char *Arg ) { assert( Line > 0 ); assert( Var != NULL ); @@ -576,19 +908,23 @@ Handle_CHANNEL( INT Line, CHAR *Var, CHAR *Arg ) if( strcasecmp( Var, "Name" ) == 0 ) { /* Name of the channel */ - if( strlcpy( Conf_Channel[Conf_Channel_Count - 1].name, Arg, sizeof( Conf_Channel[Conf_Channel_Count - 1].name )) >= sizeof( Conf_Channel[Conf_Channel_Count - 1].name )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"Name\" too long!", NGIRCd_ConfFile, Line ); + if( strlcpy( Conf_Channel[Conf_Channel_Count - 1].name, Arg, sizeof( Conf_Channel[Conf_Channel_Count - 1].name )) >= sizeof( Conf_Channel[Conf_Channel_Count - 1].name )) + Config_Error_TooLong( Line, Var ); return; } if( strcasecmp( Var, "Modes" ) == 0 ) { /* Initial modes */ - if( strlcpy( Conf_Channel[Conf_Channel_Count - 1].modes, Arg, sizeof( Conf_Channel[Conf_Channel_Count - 1].modes )) >= sizeof( Conf_Channel[Conf_Channel_Count - 1].modes )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"Modes\" too long!", NGIRCd_ConfFile, Line ); + if( strlcpy( Conf_Channel[Conf_Channel_Count - 1].modes, Arg, sizeof( Conf_Channel[Conf_Channel_Count - 1].modes )) >= sizeof( Conf_Channel[Conf_Channel_Count - 1].modes )) + Config_Error_TooLong( Line, Var ); return; } if( strcasecmp( Var, "Topic" ) == 0 ) { /* Initial topic */ - if( strlcpy( Conf_Channel[Conf_Channel_Count - 1].topic, Arg, sizeof( Conf_Channel[Conf_Channel_Count - 1].topic )) >= sizeof( Conf_Channel[Conf_Channel_Count - 1].topic )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"Topic\" too long!", NGIRCd_ConfFile, Line ); + if( strlcpy( Conf_Channel[Conf_Channel_Count - 1].topic, Arg, sizeof( Conf_Channel[Conf_Channel_Count - 1].topic )) >= sizeof( Conf_Channel[Conf_Channel_Count - 1].topic )) + Config_Error_TooLong( Line, Var ); + return; } @@ -596,18 +932,33 @@ Handle_CHANNEL( INT Line, CHAR *Var, CHAR *Arg ) } /* Handle_CHANNEL */ -LOCAL VOID -Validate_Config( BOOLEAN Configtest ) +LOCAL void +Validate_Config( bool Configtest ) { /* Validate configuration settings. */ - + +#ifdef DEBUG + int i, servers, servers_once; +#endif + if( ! Conf_ServerName[0] ) { /* No server name configured! */ - Config_Error( LOG_ALERT, "No server name configured in \"%s\" ('ServerName')!", NGIRCd_ConfFile ); + Config_Error( LOG_ALERT, "No server name configured in \"%s\" (section 'Global': 'Name')!", NGIRCd_ConfFile ); if( ! Configtest ) { - Config_Error( LOG_ALERT, "%s exiting due to fatal errors!", PACKAGE ); + Config_Error( LOG_ALERT, "%s exiting due to fatal errors!", PACKAGE_NAME ); + exit( 1 ); + } + } + + if( Conf_ServerName[0] && ! strchr( Conf_ServerName, '.' )) + { + /* No dot in server name! */ + Config_Error( LOG_ALERT, "Invalid server name configured in \"%s\" (section 'Global': 'Name'): Dot missing!", NGIRCd_ConfFile ); + if( ! Configtest ) + { + Config_Error( LOG_ALERT, "%s exiting due to fatal errors!", PACKAGE_NAME ); exit( 1 ); } } @@ -619,7 +970,7 @@ Validate_Config( BOOLEAN Configtest ) Config_Error( LOG_ALERT, "No administrator email address configured in \"%s\" ('AdminEMail')!", NGIRCd_ConfFile ); if( ! Configtest ) { - Config_Error( LOG_ALERT, "%s exiting due to fatal errors!", PACKAGE ); + Config_Error( LOG_ALERT, "%s exiting due to fatal errors!", PACKAGE_NAME ); exit( 1 ); } } @@ -631,29 +982,54 @@ Validate_Config( BOOLEAN Configtest ) Config_Error( LOG_WARNING, "No administrative information configured but required by RFC!" ); } #ifdef FD_SETSIZE - if(( Conf_MaxConnections > (LONG)FD_SETSIZE ) || ( Conf_MaxConnections < 1 )) + if(( Conf_MaxConnections > (long)FD_SETSIZE ) || ( Conf_MaxConnections < 1 )) { - Conf_MaxConnections = (LONG)FD_SETSIZE; + Conf_MaxConnections = (long)FD_SETSIZE; Config_Error( LOG_ERR, "Setting MaxConnections to %ld, select() can't handle more file descriptors!", Conf_MaxConnections ); } #else Config_Error( LOG_WARN, "Don't know how many file descriptors select() can handle on this system, don't set MaxConnections too high!" ); #endif + +#ifdef DEBUG + servers = servers_once = 0; + for( i = 0; i < MAX_SERVERS; i++ ) + { + if( Conf_Server[i].name[0] ) + { + servers++; + if( Conf_Server[i].flags & CONF_SFLAG_ONCE ) servers_once++; + } + } + Log( LOG_DEBUG, "Configuration: Operators=%d, Servers=%d[%d], Channels=%d", Conf_Oper_Count, servers, servers_once, Conf_Channel_Count ); +#endif } /* Validate_Config */ +LOCAL void +Config_Error_TooLong ( const int Line, const char *Item ) +{ + Config_Error( LOG_WARNING, "%s, line %d: Value of \"%s\" too long!", NGIRCd_ConfFile, Line, Item ); +} + +LOCAL void +Config_Error_NaN( const int Line, const char *Item ) +{ + Config_Error( LOG_WARNING, "%s, line %d: Value of \"%s\" is not a number!", NGIRCd_ConfFile, Line, Item ); +} + #ifdef PROTOTYPES -LOCAL VOID Config_Error( CONST INT Level, CONST CHAR *Format, ... ) +LOCAL void Config_Error( const int Level, const char *Format, ... ) #else -LOCAL VOID Config_Error( Level, Format, va_alist ) -CONST INT Level; -CONST CHAR *Format; +LOCAL void Config_Error( Level, Format, va_alist ) +const int Level; +const char *Format; va_dcl #endif { /* Error! Write to console and/or logfile. */ - CHAR msg[MAX_LOG_MSG_LEN]; + char msg[MAX_LOG_MSG_LEN]; va_list ap; assert( Format != NULL ); @@ -674,4 +1050,22 @@ va_dcl } /* Config_Error */ +LOCAL void +Init_Server_Struct( CONF_SERVER *Server ) +{ + /* Initialize server configuration structur to default values */ + + assert( Server != NULL ); + + memset( Server, 0, sizeof (CONF_SERVER) ); + + Server->group = NONE; + Server->lasttry = time( NULL ) - Conf_ConnectRetry + STARTUP_DELAY; + + if( NGIRCd_Passive ) Server->flags = CONF_SFLAG_DISABLED; + + Server->conn_id = NONE; +} /* Init_Server_Struct */ + + /* -eof- */