Пример #1
0
void Do_removal(char **argv)
{
	int fd, n;
	char msg[LINEBUFFER];

	DEBUG1("Do_removal: start");
	Fix_Rm_Rp_info(0,0);

	if( ISNULL(RemotePrinter_DYN) ){
		SNPRINTF( msg, sizeof(msg))
			_("Printer: %s - cannot remove jobs from device '%s'\n"),
			Printer_DYN, Lp_device_DYN );
		if(  Write_fd_str( 1, msg ) < 0 ) cleanup(0);
		return;
	}

	/* fix up authentication */
	if( Auth ){
		Set_DYN(&Auth_DYN, getenv("AUTH"));
	}
	if( Check_for_rg_group( Logname_DYN ) ){
		SNPRINTF( msg, sizeof(msg))
			_("Printer: %s - not in privileged group\n"),
			Printer_DYN );
		if(  Write_fd_str( 1, msg ) < 0 ) cleanup(0);
		return;
	}
	if( Direct_DYN && Lp_device_DYN ){
		SNPRINTF( msg, sizeof(msg))
			_("Printer: %s - direct connection to device '%s'\n"),
			Printer_DYN, Lp_device_DYN );
		if(  Write_fd_str( 1, msg ) < 0 ) cleanup(0);
		return;
	}
Пример #2
0
void Show_status(char **argv, int display_format)
{
	int fd;
	char msg[LINEBUFFER];

	DEBUG1("Show_status: start");
	/* set up configuration */
	Fix_Rm_Rp_info(0,0);

	if( Check_for_rg_group( Logname_DYN ) ){
		SNPRINTF( msg, sizeof(msg))
			"  Printer: %s - cannot use printer, not in privileged group\n", Printer_DYN );
		if(  Write_fd_str( 1, msg ) < 0 ) cleanup(0);
		return;
	}
	if( A_flag ){
		Set_DYN(&Auth_DYN, getenv("AUTH"));
	}
	if( Direct_DYN && Lp_device_DYN ){
		SNPRINTF( msg, sizeof(msg))
			_(" Printer: %s - direct connection to device '%s'\n"),
			Printer_DYN, Lp_device_DYN );
		if(  Write_fd_str( 1, msg ) < 0 ) cleanup(0);
		return;
	}
Пример #3
0
/*************************************************************************
 * Receive_secure() - receive a secure transfer
 *************************************************************************/
int Receive_secure( int *sock, char *input )
{
	char *printername;
	char error[SMALLBUFFER];	/* error message */
	char *authtype;
	char *cf, *s;
	char *jobsize = 0;
	char *user = 0;
	int tempfd = -1;
	int ack, status, from_server;
	struct line_list args, header_info, info;
	struct stat statb;
	char *tempfile = 0;
	const struct security *security = 0;

	Name = "RCVSEC";
	memset( error, 0, sizeof(error));
	ack = 0;
	status = 0;

	DEBUGF(DRECV1)("Receive_secure: input line '%s'", input );
	Init_line_list( &args );
	Init_line_list( &header_info );
	Init_line_list( &info );

	Split(&args,input+1,Whitespace,0,0,0,0,0,0);
	DEBUGFC(DRECV1)Dump_line_list("Receive_secure - input", &args);
	if( args.count != 5 && args.count != 4 ){
		plp_snprintf( error+1, sizeof(error)-1,
			_("bad command line '%s'"), input );
		ack = ACK_FAIL;	/* no retry, don't send again */
		status = JFAIL;
		goto error;
	}
	Check_max(&args,1);
	args.list[args.count] = 0;

	/*
     * \REQ_SECUREprintername C/F user authtype jobsize\n - receive a job
     *              0           1   2  3        4
	 */
	printername = args.list[0];
	cf = args.list[1];
	user = args.list[2];	/* user is escape encoded */
	Unescape(user);
	authtype = args.list[3];
	Unescape(authtype);
	jobsize = args.list[4];

	setproctitle( "lpd %s '%s'", Name, printername );

	Perm_check.authtype = authtype;
	from_server = 0;
	if( *cf == 'F' ){
		from_server = 1;
	}

	/* set up the authentication support information */

	if( Is_clean_name( printername ) ){
		plp_snprintf( error+1, sizeof(error)-1,
			_("bad printer name '%s'"), input );
		ack = ACK_FAIL;	/* no retry, don't send again */
		status = JFAIL;
		goto error;
	}

	Set_DYN(&Printer_DYN,printername);

	if( Setup_printer( printername, error+1, sizeof(error)-1, 0 ) ){
		if( jobsize ){
			plp_snprintf( error+1, sizeof(error)-1,
				_("bad printer '%s'"), printername );
			ack = ACK_FAIL;	/* no retry, don't send again */
			status = JFAIL;
			goto error;
		}
	} else {
		int db, dbf;

		db = Debug;
		dbf = DbgFlag;
		s = Find_str_value(&Spool_control,DEBUG);
		if(!s) s = New_debug_DYN;
		Parse_debug( s, 0 );

		if( !(DRECVMASK & DbgFlag) ){
			Debug = db;
			DbgFlag = dbf;
		} else {
			int tdb, tdbf;
			tdb = Debug;
			tdbf = DbgFlag;
			Debug = db;
			DbgFlag = dbf;
			if( Log_file_DYN ){
				tempfd = Checkwrite( Log_file_DYN, &statb,0,0,0);
				if( tempfd > 0 && tempfd != 2 ){
					dup2(tempfd,2);
					close(tempfd);
				}
				tempfd = -1;
			}
			Debug = tdb;
			DbgFlag = tdbf;
			LOGDEBUG("Receive_secure: socket fd %d", *sock);
			Dump_line_list("Receive_secure - input", &args);
		}
		DEBUGF(DRECV1)("Receive_secure: debug '%s', Debug %d, DbgFlag 0x%x",
			s, Debug, DbgFlag );
	}

	if( !(security = Fix_receive_auth(authtype, &info)) ){
		plp_snprintf( error+1, sizeof(error)-1,
			_("unsupported authentication '%s'"), authtype );
		ack = ACK_FAIL;	/* no retry, don't send again */
		status = JFAIL;
		goto error;
	}
	if( !security->server_receive ){
		plp_snprintf( error+1, sizeof(error)-1,
			_("no receive method supported for '%s'"), authtype );
		ack = ACK_FAIL;	/* no retry, don't send again */
		status = JFAIL;
		goto error;
	}


	if( jobsize ){
		double read_len;
		read_len = strtod(jobsize,0);

		DEBUGF(DRECV2)("Receive_secure: spooling_disabled %d",
			Sp_disabled(&Spool_control) );
		if( Sp_disabled(&Spool_control) ){
			plp_snprintf( error+1, sizeof(error)-1,
				_("%s: spooling disabled"), Printer_DYN );
			ack = ACK_RETRY;	/* retry */
			status = JFAIL;
			goto error;
		}
		if( Max_job_size_DYN > 0 && (read_len+1023)/1024 > Max_job_size_DYN ){
			plp_snprintf( error+1, sizeof(error)-1,
				_("%s: job size %0.0f is larger than %d K"),
				Printer_DYN, read_len, Max_job_size_DYN );
			ack = ACK_RETRY;
			status = JFAIL;
			goto error;
		} else if( !Check_space( read_len, Minfree_DYN, Spool_dir_DYN ) ){
			plp_snprintf( error+1, sizeof(error)-1,
				_("%s: insufficient file space"), Printer_DYN );
			ack = ACK_RETRY;
			status = JFAIL;
			goto error;
		}
	}

	tempfd = Make_temp_fd(&tempfile);
	close(tempfd); tempfd = -1;

	DEBUGF(DRECV1)("Receive_secure: sock %d, user '%s', jobsize '%s'",  
		*sock, user, jobsize );

	status = security->server_receive( sock, Send_job_rw_timeout_DYN,
		user, jobsize, from_server, authtype,
		&info,
		error+1, sizeof(error)-1,
		&header_info,
		security, tempfile, Do_secure_work);

 error:
	DEBUGF(DRECV1)("Receive_secure: status %d, ack %d, error '%s'",
		status, ack, error+1 );

	if( status ){
		if( ack == 0 ) ack = ACK_FAIL;
		error[0] = ack;
		DEBUGF(DRECV1)("Receive_secure: sending '%s'", error );
		(void)Link_send( ShortRemote_FQDN, sock,
			Send_query_rw_timeout_DYN, error, safestrlen(error), 0 );
		Errorcode = JFAIL;
	}

	Free_line_list( &args );
	Free_line_list( &header_info );
	Free_line_list( &info );

	close( *sock ); *sock = -1;
	Remove_tempfiles();

	if( status == 0 && jobsize ){
		/* start a new server */
		DEBUGF(DRECV1)("Receive_secure: starting server");
		if( Server_queue_name_DYN ){
			Do_queue_jobs( Server_queue_name_DYN, 0 );
		} else {
			Do_queue_jobs( Printer_DYN, 0 );
		}
	}
	cleanup(0);
}
Пример #4
0
int main(int argc, char *argv[], char *envp[])
{
	int i;
	struct line_list args;

	Init_line_list(&args);

	/* set signal handlers */
	(void) plp_signal (SIGHUP, cleanup_HUP);
	(void) plp_signal (SIGINT, cleanup_INT);
	(void) plp_signal (SIGQUIT, cleanup_QUIT);
	(void) plp_signal (SIGTERM, cleanup_TERM);
	(void) signal (SIGCHLD, SIG_DFL);
	(void) signal (SIGPIPE, SIG_IGN);

	/*
	 * set up the user state
	 */
#ifndef NODEBUG
	Debug = 0;
#endif


	Initialize(argc, argv, envp, 'D' );
	Setup_configuration();
	Get_parms(argc, argv);      /* scan input args */
	if( Auth && !getenv( "AUTH" ) ){
		FPRINTF(STDERR,
		_("authentication requested (-A option) and AUTH environment variable not set") );
		usage();
	}

	/* now force the printer list */
	if( All_printers || (Printer_DYN && safestrcasecmp(Printer_DYN,ALL) == 0 ) ){
		All_printers = 1;
		Get_all_printcap_entries();
		if(DEBUGL1)Dump_line_list("lprm - final All_line_list", &All_line_list);
	}
	DEBUG1("lprm: Printer_DYN '%s', All_printers %d, All_line_list.count %d",
		Printer_DYN, All_printers, All_line_list.count );
	if( Username_JOB && OriginalRUID ){
		struct line_list user_list;
		char *str, *t;
		struct passwd *pw;
		int found;
		uid_t uid;

		DEBUG2("lprm: checking '%s' for -U perms",
			Allow_user_setting_DYN );
		Init_line_list(&user_list);
		Split( &user_list, Allow_user_setting_DYN,File_sep,0,0,0,0,0,0);
		
		found = 0;
		for( i = 0; !found && i < user_list.count; ++i ){
			str = user_list.list[i];
			DEBUG2("lprm: checking '%s'", str );
			uid = strtol( str, &t, 10 );
			if( str == t || *t ){
				/* try getpasswd */
				pw = getpwnam( str );
				if( pw ){
					uid = pw->pw_uid;
				}
			}
			DEBUG2( "lprm: uid '%d'", uid );
			found = ( uid == OriginalRUID );
			DEBUG2( "lprm: found '%d'", found );
		}
		if( !found ){
			DEBUG1( "-U (username) can only be used by ROOT or authorized users" );
			Username_JOB = 0;
		}
	}
	if( Username_JOB ){
		Set_DYN( &Logname_DYN, Username_JOB );
	}
	Add_line_list(&args,Logname_DYN,0,0,0);
	for( i = Optind; argv[i]; ++i ){
		Add_line_list(&args,argv[i],0,0,0);
	}
	Check_max(&args,2);
	args.list[args.count] = 0;

	if( All_printers ){
		if( All_line_list.count == 0 ){
			FPRINTF(STDERR,"no printers\n");
			cleanup(0);
		}
		for( i = 0; i < All_line_list.count; ++i ){
			Set_DYN(&Printer_DYN,All_line_list.list[i] );
			Do_removal(args.list);
		}
	} else {
		Get_printer();
		Do_removal(args.list);
	}
	Free_line_list(&args);
	DEBUG1("lprm: done");
	Remove_tempfiles();
	DEBUG1("lprm: tempfiles removed");
	Errorcode = 0;
	DEBUG1("lprm: cleaning up");
	cleanup(0);
	return(0);
}
Пример #5
0
int main(int argc, char *argv[], char *envp[])
{
	int i;
	struct line_list l, options, request_list;
	char msg[SMALLBUFFER], *s;

	Init_line_list(&l);
	Init_line_list(&options);
	Init_line_list(&request_list);

	/* set signal handlers */
	(void) plp_signal (SIGHUP, cleanup_HUP);
	(void) plp_signal (SIGINT, cleanup_INT);
	(void) plp_signal (SIGQUIT, cleanup_QUIT);
	(void) plp_signal (SIGTERM, cleanup_TERM);
	(void) signal(SIGCHLD, SIG_DFL);
	(void) signal(SIGPIPE, SIG_IGN);

	/*
	 * set up the user state
	 */

	Status_line_count = 1;

#ifndef NODEBUG
	Debug = 0;
#endif

	Displayformat = REQ_DLONG;

	Initialize(argc, argv, envp, 'T' );
	Setup_configuration();
	Get_parms(argc, argv );      /* scan input args */
	if( A_flag && !getenv( "AUTH" ) ){
		FPRINTF(STDERR,"lpstat: requested authenticated transfer (-A) and AUTH environment variable not set");
		usage();
	}

	/* set up configuration */
	Get_printer();
	Fix_Rm_Rp_info(0,0);
	Get_all_printcap_entries();

	/* check on printing scheduler is running */
	if( t_flag ){
		All_printers = 1;
		r_flag = d_flag = p_flag = o_flag = 1;
		s_flag = 0;
	}
	if( s_flag ){
		/* a_flag = 1; */
		r_flag = 1;
		d_flag = 1;
		v_flag = 1;
		All_printers = 1;
	}

	if( All_printers ){
		Merge_line_list( &request_list, &All_line_list,0,0,0);
	}
	Merge_line_list( &request_list, &Printer_list,0,0,0);
	Check_max(&options,2);
	if( options.count ){
		for( i = options.count; i > 0 ; --i ){
			options.list[i] = options.list[i-1];
		}
		options.list[0] = safestrdup(Logname_DYN,__FILE__,__LINE__);
		++options.count;
	}
	options.list[options.count] = 0;

	if( Found_flag == 0 ){
		if( request_list.count == 0 ){
			Split(&request_list,Printer_DYN,", ",1,0,1,1,0,0);
		}
		o_flag = 1;
		flag_count = 1;
	}
#ifdef ORIGINAL_DEBUG//JY@1020
	if(DEBUGL1)Dump_line_list("lpstat - printer request list", &request_list);
	if(DEBUGL1)Dump_line_list("lpstat - options", &options);
#endif

	if( r_flag ){
		Write_fd_str(1,"scheduler is running\n");
	}
	if( d_flag ){
		if( Printer_DYN == 0 ){
			Write_fd_str(1,"no system default destination\n");
		} else {
			SNPRINTF(msg,sizeof(msg))
				"system default destination: %s\n", Printer_DYN);
			Write_fd_str(1,msg);
		}
	}
	if( v_flag ){
		for( i = 0; i < request_list.count; ++i ){
			Set_DYN(&Printer_DYN,request_list.list[i] );
			Fix_Rm_Rp_info(0,0);
			SNPRINTF(msg,sizeof(msg)) "system for %s: %s\n", Printer_DYN, RemoteHost_DYN);
			Write_fd_str(1,msg);
		}
	}

	/* see if additional status required */

	Free_line_list( &Printer_list );

	for( i = 0; i < request_list.count; ++i ){
		s = request_list.list[i];
		Set_DYN(&Printer_DYN,s );
		Show_status(options.list, 0);
	}

	Free_line_list( &Printer_list );
	if( flag_count ){
		for( i = 0; i < request_list.count; ++i ){
			s = request_list.list[i];
			Set_DYN(&Printer_DYN,s );
			Show_status(options.list, 1);
		}
	}

	DEBUG1("lpstat: done");
	Remove_tempfiles();
	DEBUG1("lpstat: tempfiles removed");

	Errorcode = 0;
	DEBUG1("lpstat: cleaning up");
	return(0);
}