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root/i-scream/projects/cms/source/idar/idar.c

Comparing projects/cms/source/idar/idar.c (file contents):
Revision 1.2 by pajs, Fri Mar 28 18:42:57 2003 UTC vs.
Revision 1.13 by pajs, Wed Apr 9 20:13:53 2003 UTC

#	Line 1 | Line 1
1	+	/*
2	+	* i-scream central monitoring system
3	+	* http://www.i-scream.org.uk
4	+	* Copyright (C) 2000-2002 i-scream
5	+	*
6	+	* This program is free software; you can redistribute it and/or
7	+	* modify it under the terms of the GNU General Public License
8	+	* as published by the Free Software Foundation; either version 2
9	+	* of the License, or (at your option) any later version.
10	+	*
11	+	* This program is distributed in the hope that it will be useful,
12	+	* but WITHOUT ANY WARRANTY; without even the implied warranty of
13	+	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14	+	* GNU General Public License for more details.
15	+	*
16	+	* You should have received a copy of the GNU General Public License
17	+	* along with this program; if not, write to the Free Software
18	+	* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
19	+	*/
20	+
21	+	#ifdef HAVE_CONFIG_H
22	+	#include "config.h"
23	+	#endif
24	+
25		#include <stdio.h>
26		#include <string.h>
27		#include <sys/types.h>
#	Line 5 | Line 29
29		#include <unistd.h>
30		#include <stdlib.h>
31		#include <ukcprog.h>
32	+	#include <netinet/in.h>
33	+	#include <netdb.h>
34	+	#include <sys/termios.h>
35
36		#include <libxml/xmlmemory.h>
37		#include <libxml/parser.h>
38		#include "genmergesort.h"
39
40	+	#ifdef HAVE_NCURSES_H
41	+	#include <ncurses.h>
42	+	#else
43	+	#include <curses.h>
44	+	#endif
45	+
46		struct host_line_t{
47		char *hostname;
48		int line;
#	Line 92 | Line 125 | struct machine_data_t{
125		network_data_list_t *network_data_list;
126		long long network_io_total_tx;
127		long long network_io_total_rx;
128	+	long long network_io_total;
129
130		diskio_data_list_t *diskio_data_list;
131		long long disk_io_total_write;
132		long long disk_io_total_read;
133	+	long long disk_io_total;
134
135		/* Maybe in the future */
136		/*
#	Line 108 | Line 143 | struct machine_data_t{
143
144		typedef struct machine_data_t machine_data_list_t;
145
146	+	#define SORTBYMAXNAME 128
147		typedef struct{
148		int cpu_user;
149		int cpu_idle;
#	Line 149 | Line 185 | typedef struct{
185
186		int disk_total_used;
187		int disk_all_stats;
188	+
189	+	char sortby[SORTBYMAXNAME];
190		}display_config_t;
191
192		GENERIC_MERGE_SORT(static, sort_machine_stats, machine_data_list_t, next)
#	Line 160 | Line 198 | int (*sortby_ptr)(machine_data_list_t *a, machine_data
198
199		MKCMP(cpu_used)
200		MKCMP(load_1)
201	+	MKCMP(network_io_total)
202		MKCMP(network_io_total_tx)
203		MKCMP(network_io_total_rx)
204	+	MKCMP(disk_io_total)
205		MKCMP(disk_io_total_write)
206		MKCMP(disk_io_total_read)
207		MKCMP(memory_used_pecent)
208		MKCMP(swap_used_pecent)
209
210	+	#define CPU_USED "CPU used"
211	+	#define LOAD "Load (1)"
212	+	#define NETIORX "total Network RX for all interfaces"
213	+	#define NETIOTX "total Network TX for all interfaces"
214	+	#define NETIO "total Network IO for all interfaces (rx+tx)"
215	+	#define MEM "Memory usage"
216	+	#define SWAP "Swap usage"
217	+	#define DISKIOR "DiskIO reads"
218	+	#define DISKIOW "DiskIO writes"
219	+	#define DISKIO "Total DiskIO (reads+writes)"
220	+
221	+
222		/*
223		int cmp_cpu(machine_data_list_t *a, machine_data_list_t *b){
224
#	Line 186 | Line 238 | int cmp_cpu(machine_data_list_t *a, machine_data_list_
238		}
239		}
240		*/
241	+
242	+	#ifndef HAVE_ATOLL
243	+	long long int atoll (const char *nptr){
244	+	return strtoll (nptr, (char **) NULL, 10);
245	+	}
246	+	#endif
247	+
248	+	#ifndef HAVE_STRLCPY
249	+	/*
250	+	* Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
251	+	* All rights reserved.
252	+	*
253	+	* Redistribution and use in source and binary forms, with or without
254	+	* modification, are permitted provided that the following conditions
255	+	* are met:
256	+	* 1. Redistributions of source code must retain the above copyright
257	+	*    notice, this list of conditions and the following disclaimer.
258	+	* 2. Redistributions in binary form must reproduce the above copyright
259	+	*    notice, this list of conditions and the following disclaimer in the
260	+	*    documentation and/or other materials provided with the distribution.
261	+	* 3. The name of the author may not be used to endorse or promote products
262	+	*    derived from this software without specific prior written permission.
263	+	*
264	+	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
265	+	* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
266	+	* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
267	+	* THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
268	+	* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
269	+	* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
270	+	* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
271	+	* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
272	+	* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
273	+	* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
274	+	*/
275	+
276	+	/*
277	+	* Copy src to string dst of size siz.  At most siz-1 characters
278	+	* will be copied.  Always NUL terminates (unless siz == 0).
279	+	* Returns strlen(src); if retval >= siz, truncation occurred.
280	+	*/
281	+	size_t
282	+	strlcpy(dst, src, siz)
283	+	char *dst;
284	+	const char *src;
285	+	size_t siz;
286	+	{
287	+	register char *d = dst;
288	+	register const char *s = src;
289	+	register size_t n = siz;
290	+
291	+	/* Copy as many bytes as will fit */
292	+	if (n != 0 && --n != 0) {
293	+	do {
294	+	if ((*d++ = *s++) == 0)
295	+	break;
296	+	} while (--n != 0);
297	+	}
298	+
299	+	/* Not enough room in dst, add NUL and traverse rest of src */
300	+	if (n == 0) {
301	+	if (siz != 0)
302	+	*d = '\0';              /* NUL-terminate dst */
303	+	while (*s++)
304	+	;
305	+	}
306	+
307	+	return(s - src - 1);    /* count does not include NUL */
308	+	}
309	+
310	+	#endif
311	+
312
313		FILE *create_tcp_connection(char *hostname, int port){
314		int sock;
#	Line 534 | Line 657 | int parse_xml(char *xml, machine_data_list_t **md){
657		machine_data_list->network_io_total_rx+=ndl_ptr->rx;
658		ndl_ptr=ndl_ptr->next;
659		}
660	+	machine_data_list->network_io_total=machine_data_list->network_io_total_rx+machine_data_list->network_io_total_tx;
661
662		didl_ptr=machine_data_list->diskio_data_list;
663		machine_data_list->disk_io_total_read=0;
#	Line 543 | Line 667 | int parse_xml(char *xml, machine_data_list_t **md){
667		machine_data_list->disk_io_total_write+=didl_ptr->write;
668		didl_ptr=didl_ptr->next;
669		}
670	+	machine_data_list->disk_io_total=machine_data_list->disk_io_total_read+machine_data_list->disk_io_total_write;
671
672		xmlFreeDoc(doc);
673
#	Line 553 | Line 678 | int parse_xml(char *xml, machine_data_list_t **md){
678
679		void display(machine_data_list_t *machine_data_list, display_config_t *display_config, int num_lines, int *title){
680		int line_num=4;
681	+	int counter;
682		int x=1;
683
684		if(*title){
685	<	printf("\033[2J");
686	<	//      printf("\033[1;1HHostname     CPU   Load  Page  Page  Mem   Swap      Net      Net      Disk     Disk");
687	<	//       printf("\033[2;1H             used%% (1m)  ins   outs  used  used      rx       tx       read     write");
688	<	printf("\033[1;1H%-11s", "Hostname");
685	>	clear();
686	>	move (num_lines-3, 1);
687	>	printw("Sorting by %-64s", display_config->sortby);
688	>
689	>	move(1,1);
690	>	printw("%-11s", "Hostname");
691		x=x+11+1;
692		if(display_config->cpu_used){
693	<	printf("\033[1;%dH%5s", x, "CPU");
694	<	printf("\033[2;%dH%5s", x, "used%");
693	>	move(1,x);
694	>	printw("%5s", "CPU");
695	>	move(2,x);
696	>	printw("%5s", "used%");
697		x+=6;
698		}
699		if(display_config->load_1){
700	<	printf("\033[1;%dH%5s", x, "Load");
701	<	printf("\033[2;%dH%5s", x, "(1m)");
700	>	move(1,x);
701	>	printw("%5s", "Load");
702	>	move(2,x);
703	>	printw("%5s", "(1m)");
704		x+=6;
705		}
706		if(display_config->pages_in){
707	<	printf("\033[1;%dH%5s", x, "Page");
708	<	printf("\033[2;%dH%5s", x, "ins");
707	>	move(1,x);
708	>	printw("%5s", "Page");
709	>	move(2,x);
710	>	printw("%5s", "ins");
711		x+=6;
712		}
713		if(display_config->pages_out){
714	<	printf("\033[1;%dH%5s", x, "Page");
715	<	printf("\033[2;%dH%5s", x, "outs");
714	>	move(1,x);
715	>	printw("%5s", "Page");
716	>	move(2,x);
717	>	printw("%5s", "outs");
718		x+=6;
719		}
720		if(display_config->memory_used_pecent){
721	<	printf("\033[1;%dH%5s", x, "Mem");
722	<	printf("\033[2;%dH%5s", x, "used");
721	>	move(1,x);
722	>	printw("%5s", "Mem");
723	>	move(2,x);
724	>	printw("%5s", "used");
725		x+=6;
726		}
727		if(display_config->swap_used_pecent){
728	<	printf("\033[1;%dH%5s", x, "Swap");
729	<	printf("\033[2;%dH%5s", x, "used");
728	>	move(1,x);
729	>	printw("%5s", "Swap");
730	>	move(2,x);
731	>	printw("%5s", "used");
732		x+=6;
733		}
734		if(display_config->network_io_total_rx){
735	<	printf("\033[1;%dH%8s", x, "Net");
736	<	printf("\033[2;%dH%8s", x, "rx");
735	>	move(1,x);
736	>	printw("%8s", "Net");
737	>	move(2,x);
738	>	printw("%8s", "rx");
739		x+=9;
740		}
741		if(display_config->network_io_total_tx){
742	<	printf("\033[1;%dH%8s", x, "Net");
743	<	printf("\033[2;%dH%8s", x, "tx");
742	>	move(1,x);
743	>	printw("%8s", "Net");
744	>	move(2,x);
745	>	printw("%8s", "tx");
746		x+=9;
747		}
748		if(display_config->disk_io_total_read){
749	<	printf("\033[1;%dH%9s", x, "Disk");
750	<	printf("\033[2;%dH%9s", x, "read");
749	>	move(1,x);
750	>	printw("%9s", "Disk");
751	>	move(2,x);
752	>	printw("%9s", "read");
753		x+=10;
754		}
755		if(display_config->disk_io_total_read){
756	<	printf("\033[1;%dH%9s", x, "Disk");
757	<	printf("\033[2;%dH%9s", x, "write");
756	>	move(1,x);
757	>	printw("%9s", "Disk");
758	>	move(2,x);
759	>	printw("%9s", "write");
760		x+=10;
761		}
762
763		*title=0;
764		}
765
766	<	for(;num_lines;num_lines--){
766	>	/* Counter starts at 8, for padding (eg, headers, borders etc) */
767	>	for(counter=8;counter<num_lines;counter++){
768		if(machine_data_list==NULL) break;
769	+	move(line_num++, 1);
770	+	printw("%-11s", machine_data_list->sysname);
771
772	<	printf("\033[%d;%dH%-11s", line_num++, 1, machine_data_list->sysname);
772	>	if(display_config->cpu_used)            printw(" %5.1f", machine_data_list->cpu_used);
773	>	if(display_config->load_1)              printw(" %5.1f", machine_data_list->load_1);
774	>	if(display_config->pages_in)            printw(" %5d", machine_data_list->pages_in);
775	>	if(display_config->pages_out)           printw(" %5d", machine_data_list->pages_out);
776	>	if(display_config->memory_used_pecent)  printw(" %5.1f", machine_data_list->memory_used_pecent);
777	>	if(display_config->swap_used_pecent)    printw(" %5.1f", machine_data_list->swap_used_pecent);
778	>	if(display_config->network_io_total_rx) printw(" %8lld", machine_data_list->network_io_total_rx);
779	>	if(display_config->network_io_total_tx) printw(" %8lld", machine_data_list->network_io_total_tx);
780	>	if(display_config->disk_io_total_read)  printw(" %9lld", machine_data_list->disk_io_total_read);
781	>	if(display_config->disk_io_total_write) printw(" %9lld", machine_data_list->disk_io_total_write);
782
623	–	if(display_config->cpu_used)            printf(" %5.1f", machine_data_list->cpu_used);
624	–	if(display_config->load_1)              printf(" %5.1f", machine_data_list->load_1);
625	–	if(display_config->pages_in)            printf(" %5d", machine_data_list->pages_in);
626	–	if(display_config->pages_out)           printf(" %5d", machine_data_list->pages_out);
627	–	if(display_config->memory_used_pecent)  printf(" %5.1f", machine_data_list->memory_used_pecent);
628	–	if(display_config->swap_used_pecent)    printf(" %5.1f", machine_data_list->swap_used_pecent);
629	–	if(display_config->network_io_total_rx) printf(" %8lld", machine_data_list->network_io_total_rx);
630	–	if(display_config->network_io_total_tx) printf(" %8lld", machine_data_list->network_io_total_tx);
631	–	if(display_config->disk_io_total_read)  printf(" %9lld", machine_data_list->disk_io_total_read);
632	–	if(display_config->disk_io_total_write) printf(" %9lld", machine_data_list->disk_io_total_write);
633	–
783		machine_data_list=machine_data_list->next;
784		}
785
786
787	<	fflush(stdout);
787	>	refresh();
788
789		}
790
791		int main(int argc, char **argv){
792	+	WINDOW *window;
793	+	fd_set infds;
794	+	int maxx, maxy;
795	+	struct winsize size;
796	+
797		FILE *control;
798		FILE *data;
799
#	Line 654 | Line 808 | int main(int argc, char **argv){
808
809		int num_hosts;
810		int max_display=0;
811	<	int title;
811	>	int title=1;
812
813		int cmdopt;
814		extern int optind;
815		extern char *optarg;
662	–	sortby_ptr=NULL;
816
817		display_config_t display_config;
818	+	char ch;
819
820	+	int data_fileno, stdin_fileno, biggest_fileno;
821	+
822	+	sortby_ptr=NULL;
823	+
824		/* What to display defaults */
825		display_config.cpu_user=0;
826		display_config.cpu_idle=0;
#	Line 696 | Line 854 | int main(int argc, char **argv){
854
855		display_config.network_io_total_tx=1;
856		display_config.network_io_total_rx=1;
857	<	display_config.network_all_stats=1;
857	>	display_config.network_all_stats=0;
858
859		display_config.disk_io_total_write=1;
860		display_config.disk_io_total_read=1;
#	Line 705 | Line 863 | int main(int argc, char **argv){
863		display_config.disk_total_used=0;
864		display_config.disk_all_stats=0;
865
708	–
866		while((cmdopt=getopt(argc, argv, "d:s:"))  != -1){
867		switch(cmdopt){
868		case 'd':
#	Line 714 | Line 871 | int main(int argc, char **argv){
871		case 's':
872		if(!strcmp(optarg, "cpu")){
873		sortby_ptr=cmp_cpu_used;
874	+	strlcpy(display_config.sortby, CPU_USED, SORTBYMAXNAME);
875		}
876		if(!strcmp(optarg, "load")){
877		sortby_ptr=cmp_load_1;
878	+	strlcpy(display_config.sortby, LOAD, SORTBYMAXNAME);
879		}
880		if(!strcmp(optarg, "mem")){
881		sortby_ptr=cmp_memory_used_pecent;
882	+	strlcpy(display_config.sortby, MEM, SORTBYMAXNAME);
883		}
884	+	if(!strcmp(optarg, "swap")){
885	+	sortby_ptr=cmp_swap_used_pecent;
886	+	strlcpy(display_config.sortby, SWAP, SORTBYMAXNAME);
887	+	}
888		if(sortby_ptr==NULL){
889		errf("Invalid sort type");
890		exit(1);
#	Line 729 | Line 893 | int main(int argc, char **argv){
893		}
894		}
895
896	<	if(sortby_ptr==NULL) sortby_ptr=cmp_cpu_used;
896	>	if(sortby_ptr==NULL){
897	>	sortby_ptr=cmp_cpu_used;
898	>	strlcpy(display_config.sortby, "CPU Used", SORTBYMAXNAME);
899	>	}
900
901		if(argc<(optind+2)){
902		printf("Usage is %s <-d lines> hostname port <machine list>\n", argv[0]);
#	Line 742 | Line 909 | int main(int argc, char **argv){
909		control=create_tcp_connection(servername, server_control_port);
910		if(control==NULL){
911		errf("Failed to connect (%m)");
912	+	exit(1);
913		}
914
915		if(argc==4){
#	Line 785 | Line 953 | int main(int argc, char **argv){
953		data=create_tcp_connection(servername, server_data_port);
954		if(data==NULL){
955		errf("Failed to connect to host %s on port %d (%m)",servername, server_data_port);
956	+	exit(1);
957		}
958
959		/*
#	Line 792 | Line 961 | int main(int argc, char **argv){
961		printf("\033[1;1HHostname     CPU   Load  Page  Page  Mem   Swap      Net      Net      Disk     Disk");
962		printf("\033[2;1H             used%% (1m)  ins   outs  used  used      rx       tx       read     write");
963		*/
964	<	fflush(stdout);
964	>
965	>	initscr();
966	>	nonl();
967	>	cbreak();
968	>	echo();
969	>	window=newwin(0, 0, 0, 0);
970	>	getmaxyx(window, maxy, maxx);
971	>
972	>	stdin_fileno=fileno(stdin);
973	>	data_fileno=fileno(data);
974	>	biggest_fileno=(data_fileno>stdin_fileno) ? (data_fileno+1) : (stdin_fileno+1);
975	>
976		for(;;){
977	<	response=fpgetline(data);
978	<	if (response==NULL){
979	<	errf("Failed to read data (%m)");
980	<	exit(1);
977	>	FD_ZERO(&infds);
978	>	FD_SET(stdin_fileno, &infds);
979	>	FD_SET(data_fileno, &infds);
980	>	if((select(biggest_fileno, &infds, NULL, NULL, NULL))==-1){
981	>	if (ioctl(fileno(stdout), TIOCGWINSZ, &size) == 0) {
982	>	resizeterm(size.ws_row, size.ws_col);
983	>	wrefresh(curscr);
984	>	}
985	>	getmaxyx(window, maxy, maxx);
986	>	title=1;
987	>	display(machine_data_list, &display_config, maxy, &title);
988	>	refresh();
989	>	continue;
990		}
991	+
992	+	if(FD_ISSET(stdin_fileno, &infds)){
993	+
994	+	ch=getc(stdin);
995	+	switch(ch){
996
997	+	/* Quit */
998	+	case 'Q':
999	+	case 'q':
1000	+	endwin();
1001	+	exit(0);
1002	+	break;
1003	+
1004	+	/* Sort by */
1005	+	case 'C':
1006	+	sortby_ptr=cmp_cpu_used;
1007	+	strlcpy(display_config.sortby, CPU_USED, SORTBYMAXNAME);
1008	+	break;
1009	+
1010	+	case 'M':
1011	+	sortby_ptr=cmp_memory_used_pecent;
1012	+	strlcpy(display_config.sortby, MEM, SORTBYMAXNAME);
1013	+	break;
1014	+
1015	+	case 'L':
1016	+	sortby_ptr=cmp_load_1;
1017	+	strlcpy(display_config.sortby, LOAD, SORTBYMAXNAME);
1018	+	break;
1019	+
1020	+	case 'S':
1021	+	sortby_ptr=cmp_swap_used_pecent;
1022	+	strlcpy(display_config.sortby, SWAP, SORTBYMAXNAME);
1023	+	break;
1024	+
1025	+	case 'N':
1026	+	if(sortby_ptr==cmp_network_io_total){
1027	+	strlcpy(display_config.sortby, NETIORX, SORTBYMAXNAME);
1028	+	sortby_ptr=cmp_network_io_total_rx;
1029	+	}else if(sortby_ptr==cmp_network_io_total_rx){
1030	+	strlcpy(display_config.sortby, NETIOTX, SORTBYMAXNAME);
1031	+	sortby_ptr=cmp_network_io_total_tx;
1032	+	}else{
1033	+	strlcpy(display_config.sortby, NETIO, SORTBYMAXNAME);
1034	+	sortby_ptr=cmp_network_io_total;
1035	+	}
1036	+	break;
1037	+	case 'D':
1038	+	if(sortby_ptr==cmp_disk_io_total){
1039	+	strlcpy(display_config.sortby, DISKIOR, SORTBYMAXNAME);
1040	+	sortby_ptr=cmp_disk_io_total_read;
1041	+	}else if(sortby_ptr==cmp_disk_io_total_read){
1042	+	strlcpy(display_config.sortby, DISKIOW, SORTBYMAXNAME);
1043	+	sortby_ptr=cmp_disk_io_total_write;
1044	+	}else{
1045	+	strlcpy(display_config.sortby, DISKIO, SORTBYMAXNAME);
1046	+	sortby_ptr=cmp_disk_io_total;
1047	+	}
1048	+	break;
1049	+
1050	+	/* Display */
1051	+
1052	+	case 'd':
1053	+	if(display_config.disk_io_total_read){
1054	+	display_config.disk_io_total_read=0;
1055	+	display_config.disk_io_total_write=0;
1056	+	}else{
1057	+	display_config.disk_io_total_read=1;
1058	+	display_config.disk_io_total_write=1;
1059	+	}
1060	+	break;
1061	+	case 'n':
1062	+	if(display_config.network_io_total_rx){
1063	+	display_config.network_io_total_rx=0;
1064	+	display_config.network_io_total_tx=0;
1065	+	}else{
1066	+	display_config.network_io_total_rx=1;
1067	+	display_config.network_io_total_tx=1;
1068	+	}
1069	+	break;
1070	+	case 'm':
1071	+	if(display_config.memory_used_pecent){
1072	+	display_config.memory_used_pecent=0;
1073	+	}else{
1074	+	display_config.memory_used_pecent=1;
1075	+	}
1076	+	break;
1077	+
1078	+	case 's':
1079	+	if(display_config.swap_used_pecent){
1080	+	display_config.swap_used_pecent=0;
1081	+	}else{
1082	+	display_config.swap_used_pecent=1;
1083	+	}
1084	+	break;
1085	+	case 'l':
1086	+	if(display_config.load_1){
1087	+	display_config.load_1=0;
1088	+	}else{
1089	+	display_config.load_1=1;
1090	+	}
1091	+	break;
1092	+	case 'p':
1093	+	if(display_config.pages_in){
1094	+	display_config.pages_in=0;
1095	+	display_config.pages_out=0;
1096	+	}else{
1097	+	display_config.pages_in=1;
1098	+	display_config.pages_out=1;
1099	+	}
1100	+	break;
1101	+	case 'c':
1102	+	if(display_config.cpu_used){
1103	+	display_config.cpu_used=0;
1104	+	}else{
1105	+	display_config.cpu_used=1;
1106	+	}
1107	+	break;
1108	+
1109	+	default:
1110	+	/* Invalid key.. Ignore.. Set Title to -1, as the
1111	+	* title++ will then make that "0" (false) so a
1112	+	* screen redraw will not happen */
1113	+	title=-1;
1114	+	break;
1115	+	}
1116	+
1117	+	/* Increment title so it becomes true (and making the screen update */
1118	+	title++;
1119	+
1120	+	}
1121	+	if(FD_ISSET(data_fileno, &infds)){
1122	+	response=fpgetline(data);
1123	+	if (response==NULL){
1124	+	errf("Failed to read data (%m)");
1125	+	exit(1);
1126	+	}
1127	+	}
1128	+
1129	+
1130		num_hosts=parse_xml(response, &machine_data_list);
1131		if(num_hosts==-1) continue;
1132		machine_data_list=sort_machine_stats(machine_data_list, num_hosts, sortby_ptr);
1133		if(max_display==0){
1134	<	display(machine_data_list, &display_config, num_hosts, &title);
1134	>	display(machine_data_list, &display_config, maxy, &title);
1135		}else{
1136		display(machine_data_list, &display_config, max_display, &title);
1137		}

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