1 /*****************************************************************************
2 * RRDtool 1.2.12 Copyright by Tobi Oetiker, 1997-2005
3 *****************************************************************************
4 * rrd_tool.c Startup wrapper
5 *****************************************************************************/
7 #include "rrd_tool.h"
8 #include "rrd_xport.h"
10 void PrintUsage(char *cmd);
11 int CountArgs(char *aLine);
12 int CreateArgs(char *, char *, int, char **);
13 int HandleInputLine(int, char **, FILE*);
14 int RemoteMode=0;
15 int ChangeRoot=0;
16 #define TRUE 1
17 #define FALSE 0
18 #define MAX_LENGTH 10000
21 void PrintUsage(char *cmd)
22 {
24 char help_main[] =
25 "RRDtool " PACKAGE_VERSION " Copyright 1997-2006 by Tobias Oetiker <tobi@oetiker.ch>\n"
26 " Compiled " __DATE__ " " __TIME__ "\n\n"
27 "Usage: rrdtool [options] command command_options\n\n";
29 char help_list[] =
30 "Valid commands: create, update, updatev, graph, dump, restore,\n"
31 "\t\tlast, first, info, fetch, tune, resize, xport\n\n";
33 char help_listremote[] =
34 "Valid remote commands: quit, ls, cd, mkdir\n\n";
37 char help_create[] =
38 "* create - create a new RRD\n\n"
39 "\trrdtool create filename [--start|-b start time]\n"
40 "\t\t[--step|-s step]\n"
41 "\t\t[DS:ds-name:DST:dst arguments]\n"
42 "\t\t[RRA:CF:cf arguments]\n\n";
44 char help_dump[] =
45 "* dump - dump an RRD to XML\n\n"
46 "\trrdtool dump filename.rrd >filename.xml\n\n";
48 char help_info[] =
49 "* info - returns the configuration and status of the RRD\n\n"
50 "\trrdtool info filename.rrd\n\n";
52 char help_restore[] =
53 "* restore - restore an RRD file from its XML form\n\n"
54 "\trrdtool restore [--range-check|-r] [--force-overwrite|-f] filename.xml filename.rrd\n\n";
56 char help_last[] =
57 "* last - show last update time for RRD\n\n"
58 "\trrdtool last filename.rrd\n\n";
60 char help_first[] =
61 "* first - show first update time for RRA within an RRD\n\n"
62 "\trrdtool first filename.rrd [--rraindex number]\n\n";
64 char help_update[] =
65 "* update - update an RRD\n\n"
66 "\trrdtool update filename\n"
67 "\t\t--template|-t ds-name:ds-name:...\n"
68 "\t\ttime|N:value[:value...]\n\n"
69 "\t\tat-time@value[:value...]\n\n"
70 "\t\t[ time:value[:value...] ..]\n\n";
72 char help_updatev[] =
73 "* updatev - a verbose version of update\n"
74 "\treturns information about values, RRAs, and datasources updated\n\n"
75 "\trrdtool updatev filename\n"
76 "\t\t--template|-t ds-name:ds-name:...\n"
77 "\t\ttime|N:value[:value...]\n\n"
78 "\t\tat-time@value[:value...]\n\n"
79 "\t\t[ time:value[:value...] ..]\n\n";
81 char help_fetch[] =
82 "* fetch - fetch data out of an RRD\n\n"
83 "\trrdtool fetch filename.rrd CF\n"
84 "\t\t[-r|--resolution resolution]\n"
85 "\t\t[-s|--start start] [-e|--end end]\n\n";
87 /* break up very large strings (help_graph, help_tune) for ISO C89 compliance*/
89 char help_graph1[] =
90 "* graph - generate a graph from one or several RRD\n\n"
91 "\trrdtool graph filename [-s|--start seconds] [-e|--end seconds]\n"
92 "\t\t[-x|--x-grid x-axis grid and label]\n"
93 "\t\t[-Y|--alt-y-grid]\n"
94 "\t\t[-y|--y-grid y-axis grid and label]\n"
95 "\t\t[-v|--vertical-label string] [-w|--width pixels]\n"
96 "\t\t[-h|--height pixels] [-o|--logarithmic]\n"
97 "\t\t[-u|--upper-limit value] [-z|--lazy]\n"
98 "\t\t[-l|--lower-limit value] [-r|--rigid]\n"
99 "\t\t[-g|--no-legend]\n"
100 "\t\t[-F|--force-rules-legend]\n"
101 "\t\t[-j|--only-graph]\n";
102 char help_graph2[] =
103 "\t\t[-n|--font FONTTAG:size:font]\n"
104 "\t\t[-m|--zoom factor]\n"
105 "\t\t[-A|--alt-autoscale]\n"
106 "\t\t[-M|--alt-autoscale-max]\n"
107 "\t\t[-R|--font-render-mode {normal,light,mono}]\n"
108 "\t\t[-B|--font-smoothing-threshold size]\n"
109 "\t\t[-E|--slope-mode]\n"
110 "\t\t[-N|--no-gridfit]\n"
111 "\t\t[-X|--units-exponent value]\n"
112 "\t\t[-L|--units-length value]\n"
113 "\t\t[-S|--step seconds]\n"
114 "\t\t[-f|--imginfo printfstr]\n"
115 "\t\t[-a|--imgformat PNG]\n"
116 "\t\t[-c|--color COLORTAG#rrggbb[aa]] [-t|--title string]\n"
117 "\t\t[-W|--watermark string]\n"
118 "\t\t[DEF:vname=rrd:ds-name:CF]\n";
119 char help_graph3[] =
120 "\t\t[CDEF:vname=rpn-expression]\n"
121 "\t\t[VDEF:vdefname=rpn-expression]\n"
122 "\t\t[PRINT:vdefname:format]\n"
123 "\t\t[GPRINT:vdefname:format]\n"
124 "\t\t[COMMENT:text]\n"
125 "\t\t[SHIFT:vname:offset]\n"
126 "\t\t[TICK:vname#rrggbb[aa][:[fraction][:legend]]]\n"
127 "\t\t[HRULE:value#rrggbb[aa][:legend]]\n"
128 "\t\t[VRULE:value#rrggbb[aa][:legend]]\n"
129 "\t\t[LINE[width]:vname[#rrggbb[aa][:[legend][:STACK]]]]\n"
130 "\t\t[AREA:vname[#rrggbb[aa][:[legend][:STACK]]]]\n"
131 "\t\t[PRINT:vname:CF:format] (deprecated)\n"
132 "\t\t[GPRINT:vname:CF:format] (deprecated)\n"
133 "\t\t[STACK:vname[#rrggbb[aa][:legend]]] (deprecated)\n\n";
135 char help_tune1[] =
136 " * tune - Modify some basic properties of an RRD\n\n"
137 "\trrdtool tune filename\n"
138 "\t\t[--heartbeat|-h ds-name:heartbeat]\n"
139 "\t\t[--data-source-type|-d ds-name:DST]\n"
140 "\t\t[--data-source-rename|-r old-name:new-name]\n"
141 "\t\t[--minimum|-i ds-name:min] [--maximum|-a ds-name:max]\n"
142 "\t\t[--deltapos scale-value] [--deltaneg scale-value]\n"
143 "\t\t[--failure-threshold integer]\n"
144 "\t\t[--window-length integer]\n"
145 "\t\t[--alpha adaptation-parameter]\n";
146 char help_tune2[] =
147 " * tune - Modify some basic properties of an RRD\n\n"
148 "\t\t[--beta adaptation-parameter]\n"
149 "\t\t[--gamma adaptation-parameter]\n"
150 "\t\t[--gamma-deviation adaptation-parameter]\n"
151 "\t\t[--aberrant-reset ds-name]\n\n";
153 char help_resize[] =
154 " * resize - alter the length of one of the RRAs in an RRD\n\n"
155 "\trrdtool resize filename rranum GROW|SHRINK rows\n\n";
157 char help_xport[] =
158 "* xport - generate XML dump from one or several RRD\n\n"
159 "\trrdtool xport [-s|--start seconds] [-e|--end seconds]\n"
160 "\t\t[-m|--maxrows rows]\n"
161 "\t\t[--step seconds]\n"
162 "\t\t[DEF:vname=rrd:ds-name:CF]\n"
163 "\t\t[CDEF:vname=rpn-expression]\n"
164 "\t\t[XPORT:vname:legend]\n\n";
166 char help_quit[] =
167 " * quit - closing a session in remote mode\n\n"
168 "\trrdtool quit\n\n";
170 char help_ls[] =
171 " * ls - lists all *.rrd files in current directory\n\n"
172 "\trrdtool ls\n\n";
174 char help_cd[] =
175 " * cd - changes the current directory\n\n"
176 "\trrdtool cd new directory\n\n";
178 char help_mkdir[] =
179 " * mkdir - creates a new directory\n\n"
180 "\trrdtool mkdir newdirectoryname\n\n";
182 char help_lic[] =
183 "RRDtool is distributed under the Terms of the GNU General\n"
184 "Public License Version 2. (www.gnu.org/copyleft/gpl.html)\n\n"
186 "For more information read the RRD manpages\n\n";
188 enum { C_NONE, C_CREATE, C_DUMP, C_INFO, C_RESTORE, C_LAST, C_FIRST,
189 C_UPDATE, C_FETCH, C_GRAPH, C_TUNE, C_RESIZE, C_XPORT,
190 C_QUIT, C_LS, C_CD, C_MKDIR, C_UPDATEV };
192 int help_cmd = C_NONE;
194 if (cmd)
195 {
196 if (!strcmp(cmd,"create"))
197 help_cmd = C_CREATE;
198 else if (!strcmp(cmd,"dump"))
199 help_cmd = C_DUMP;
200 else if (!strcmp(cmd,"info"))
201 help_cmd = C_INFO;
202 else if (!strcmp(cmd,"restore"))
203 help_cmd = C_RESTORE;
204 else if (!strcmp(cmd,"last"))
205 help_cmd = C_LAST;
206 else if (!strcmp(cmd,"first"))
207 help_cmd = C_FIRST;
208 else if (!strcmp(cmd,"update"))
209 help_cmd = C_UPDATE;
210 else if (!strcmp(cmd,"updatev"))
211 help_cmd = C_UPDATEV;
212 else if (!strcmp(cmd,"fetch"))
213 help_cmd = C_FETCH;
214 else if (!strcmp(cmd,"graph"))
215 help_cmd = C_GRAPH;
216 else if (!strcmp(cmd,"tune"))
217 help_cmd = C_TUNE;
218 else if (!strcmp(cmd,"resize"))
219 help_cmd = C_RESIZE;
220 else if (!strcmp(cmd,"xport"))
221 help_cmd = C_XPORT;
222 else if (!strcmp(cmd,"quit"))
223 help_cmd = C_QUIT;
224 else if (!strcmp(cmd,"ls"))
225 help_cmd = C_LS;
226 else if (!strcmp(cmd,"cd"))
227 help_cmd = C_CD;
228 else if (!strcmp(cmd,"mkdir"))
229 help_cmd = C_MKDIR;
230 }
231 fputs(help_main, stdout);
232 switch (help_cmd)
233 {
234 case C_NONE:
235 fputs(help_list, stdout);
236 if (RemoteMode){
237 fputs(help_listremote, stdout);
238 }
239 break;
240 case C_CREATE:
241 fputs(help_create, stdout);
242 break;
243 case C_DUMP:
244 fputs(help_dump, stdout);
245 break;
246 case C_INFO:
247 fputs(help_info, stdout);
248 break;
249 case C_RESTORE:
250 fputs(help_restore, stdout);
251 break;
252 case C_LAST:
253 fputs(help_last, stdout);
254 break;
255 case C_FIRST:
256 fputs(help_first, stdout);
257 break;
258 case C_UPDATE:
259 fputs(help_update, stdout);
260 break;
261 case C_UPDATEV:
262 fputs(help_updatev, stdout);
263 break;
264 case C_FETCH:
265 fputs(help_fetch, stdout);
266 break;
267 case C_GRAPH:
268 fputs(help_graph1, stdout);
269 fputs(help_graph2, stdout);
270 fputs(help_graph3, stdout);
271 break;
272 case C_TUNE:
273 fputs(help_tune1, stdout);
274 fputs(help_tune2, stdout);
275 break;
276 case C_RESIZE:
277 fputs(help_resize, stdout);
278 break;
279 case C_XPORT:
280 fputs(help_xport, stdout);
281 break;
282 case C_QUIT:
283 fputs(help_quit, stdout);
284 break;
285 case C_LS:
286 fputs(help_ls, stdout);
287 break;
288 case C_CD:
289 fputs(help_cd, stdout);
290 break;
291 case C_MKDIR:
292 fputs(help_mkdir, stdout);
293 break;
294 }
295 fputs(help_lic, stdout);
296 }
299 int main(int argc, char *argv[])
300 {
301 char **myargv;
302 char aLine[MAX_LENGTH];
303 char *firstdir="";
304 #ifdef MUST_DISABLE_SIGFPE
305 signal(SIGFPE,SIG_IGN);
306 #endif
307 #ifdef MUST_DISABLE_FPMASK
308 fpsetmask(0);
309 #endif
310 if (argc == 1)
311 {
312 PrintUsage("");
313 return 0;
314 }
316 if (((argc == 2)||(argc == 3)) && !strcmp("-",argv[1]))
317 {
318 #if HAVE_GETRUSAGE
319 struct rusage myusage;
320 struct timeval starttime;
321 struct timeval currenttime;
322 struct timezone tz;
324 tz.tz_minuteswest =0;
325 tz.tz_dsttime=0;
326 gettimeofday(&starttime,&tz);
327 #endif
328 RemoteMode=1;
329 if ((argc == 3) && strcmp("",argv[2])){
331 if (
332 #ifdef HAVE_GETUID
333 getuid()
334 #else
335 1
336 #endif
337 == 0 ){
339 #ifdef HAVE_CHROOT
340 chroot(argv[2]);
341 if (errno!=0){
342 fprintf(stderr,"ERROR: can't change root to '%s' errno=%d\n",
343 argv[2],errno);
344 exit(errno);
345 }
346 ChangeRoot=1;
347 firstdir="/";
348 #else
349 fprintf(stderr,"ERROR: change root is not supported by your OS "
350 "or at least by this copy of rrdtool\n");
351 exit(1);
352 #endif
353 } else {
354 firstdir=argv[2];
355 }
356 }
357 if (strcmp(firstdir,"")){
358 chdir(firstdir);
359 if (errno!=0){
360 fprintf(stderr,"ERROR: %s\n",rrd_strerror(errno));
361 exit(errno);
362 }
363 }
365 while (fgets(aLine, sizeof(aLine)-1, stdin)){
366 if ((argc = CountArgs(aLine)) == 0) {
367 printf("ERROR: not enough arguments\n");
368 }
369 if ((myargv = (char **) malloc((argc+1) *
370 sizeof(char *))) == NULL) {
371 perror("malloc");
372 exit(1);
373 }
374 if ((argc=CreateArgs(argv[0], aLine, argc, myargv)) < 0) {
375 printf("ERROR: creating arguments\n");
376 } else {
377 int ret = HandleInputLine(argc, myargv, stdout);
378 free(myargv);
379 if (ret == 0){
382 #if HAVE_GETRUSAGE
383 getrusage(RUSAGE_SELF,&myusage);
384 gettimeofday(¤ttime,&tz);
385 printf("OK u:%1.2f s:%1.2f r:%1.2f\n",
386 (double)myusage.ru_utime.tv_sec+
387 (double)myusage.ru_utime.tv_usec/1000000.0,
388 (double)myusage.ru_stime.tv_sec+
389 (double)myusage.ru_stime.tv_usec/1000000.0,
390 (double)(currenttime.tv_sec-starttime.tv_sec)
391 +(double)(currenttime.tv_usec-starttime.tv_usec)
392 /1000000.0);
393 #else
394 printf("OK\n");
396 #endif
397 }
398 }
399 fflush(stdout); /* this is important for pipes to work */
400 }
401 }
402 else if (argc == 2)
403 {
404 PrintUsage(argv[1]);
405 exit(0);
406 }
407 else if (argc == 3 && !strcmp(argv[1],"help"))
408 {
409 PrintUsage(argv[2]);
410 exit(0);
411 }
412 else {
413 exit(HandleInputLine(argc, argv, stderr));
414 }
415 return 0;
416 }
418 /* HandleInputLine is NOT thread safe - due to readdir issues,
419 resolving them portably is not really simple. */
420 int HandleInputLine(int argc, char **argv, FILE* out)
421 {
422 #if defined(HAVE_OPENDIR) && defined (HAVE_READDIR)
423 DIR *curdir; /* to read current dir with ls */
424 struct dirent *dent;
425 #endif
426 #if defined(HAVE_SYS_STAT_H)
427 struct stat st;
428 #endif
430 if (RemoteMode){
431 if (argc>1 && strcmp("quit", argv[1]) == 0){
432 if (argc>2){
433 printf("ERROR: invalid parameter count for quit\n");
434 return(1);
435 }
436 exit(0);
437 }
438 #if defined(HAVE_OPENDIR) && defined(HAVE_READDIR) && defined(HAVE_CHDIR)
439 if (argc>1 && strcmp("cd", argv[1]) == 0){
440 if (argc>3){
441 printf("ERROR: invalid parameter count for cd\n");
442 return(1);
443 }
444 #if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID)
445 if (getuid()==0 && ! ChangeRoot){
446 printf("ERROR: chdir security problem - rrdtool is running as "
447 "root but not chroot!\n");
448 return(1);
449 }
450 #endif
451 chdir(argv[2]);
452 if (errno!=0){
453 printf("ERROR: %s\n",rrd_strerror(errno));
454 return(1);
455 }
456 return(0);
457 }
458 if (argc>1 && strcmp("mkdir", argv[1]) == 0){
459 if (argc>3){
460 printf("ERROR: invalid parameter count for mkdir\n");
461 return(1);
462 }
463 #if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID)
464 if (getuid()==0 && ! ChangeRoot){
465 printf("ERROR: mkdir security problem - rrdtool is running as "
466 "root but not chroot!\n");
467 return(1);
468 }
469 #endif
470 mkdir(argv[2],0777);
471 if (errno!=0){
472 printf("ERROR: %s\n",rrd_strerror(errno));
473 return(1);
474 }
475 return(0);
476 }
477 if (argc>1 && strcmp("ls", argv[1]) == 0){
478 if (argc>2){
479 printf("ERROR: invalid parameter count for ls\n");
480 return(1);
481 }
482 if ((curdir=opendir("."))!=NULL){
483 while((dent=readdir(curdir))!=NULL){
484 if (!stat(dent->d_name,&st)){
485 if (S_ISDIR(st.st_mode)){
486 printf("d %s\n",dent->d_name);
487 }
488 if (strlen(dent->d_name)>4 && S_ISREG(st.st_mode)){
489 if (!strcmp(dent->d_name+NAMLEN(dent)-4,".rrd") ||
490 !strcmp(dent->d_name+NAMLEN(dent)-4,".RRD")){
491 printf("- %s\n",dent->d_name);
492 }
493 }
494 }
495 }
496 }
497 else{
498 printf("ERROR: %s\n",rrd_strerror(errno));
499 return(errno);
500 }
501 return(0);
502 }
503 #endif /* opendir and readdir */
505 }
506 if (argc < 3
507 || strcmp("help", argv[1]) == 0
508 || strcmp("--help", argv[1]) == 0
509 || strcmp("-help", argv[1]) == 0
510 || strcmp("-?", argv[1]) == 0
511 || strcmp("-h", argv[1]) == 0 ) {
512 PrintUsage("");
513 return 0;
514 }
516 if (strcmp("create", argv[1]) == 0)
517 rrd_create(argc-1, &argv[1]);
518 else if (strcmp("dump", argv[1]) == 0)
519 rrd_dump(argc-1, &argv[1]);
520 else if (strcmp("info", argv[1]) == 0
521 || strcmp("updatev", argv[1]) == 0){
522 info_t *data,*save;
523 if (strcmp("info",argv[1]) == 0)
524 data=rrd_info(argc-1, &argv[1]);
525 else
526 data=rrd_update_v(argc-1, &argv[1]);
527 while (data) {
528 save=data;
529 printf ("%s = ", data->key);
530 free(data->key);
532 switch (data->type) {
533 case RD_I_VAL:
534 if (isnan (data->value.u_val))
535 printf("NaN");
536 else
537 printf ("%0.10e", data->value.u_val);
538 break;
539 case RD_I_CNT:
540 printf ("%lu", data->value.u_cnt);
541 break;
542 case RD_I_INT:
543 printf ("%d", data->value.u_int);
544 break;
545 case RD_I_STR:
546 printf ("\"%s\"", data->value.u_str);
547 free(data->value.u_str);
548 break;
549 }
550 data = data->next;
551 free(save);
552 printf ("\n");
553 }
554 free(data);
555 }
557 else if (strcmp("--version", argv[1]) == 0 ||
558 strcmp("version", argv[1]) == 0 ||
559 strcmp("v", argv[1]) == 0 ||
560 strcmp("-v", argv[1]) == 0 ||
561 strcmp("-version", argv[1]) == 0 )
562 printf("RRDtool " PACKAGE_VERSION " Copyright by Tobi Oetiker, 1997-2005 (%f)\n",
563 rrd_version());
564 else if (strcmp("restore", argv[1]) == 0)
565 rrd_restore(argc-1, &argv[1]);
566 else if (strcmp("resize", argv[1]) == 0)
567 rrd_resize(argc-1, &argv[1]);
568 else if (strcmp("last", argv[1]) == 0)
569 printf("%ld\n",rrd_last(argc-1, &argv[1]));
570 else if (strcmp("first", argv[1]) == 0)
571 printf("%ld\n",rrd_first(argc-1, &argv[1]));
572 else if (strcmp("update", argv[1]) == 0)
573 rrd_update(argc-1, &argv[1]);
574 else if (strcmp("fetch", argv[1]) == 0) {
575 time_t start,end, ti;
576 unsigned long step, ds_cnt,i,ii;
577 rrd_value_t *data,*datai;
578 char **ds_namv;
579 if (rrd_fetch(argc-1, &argv[1],&start,&end,&step,&ds_cnt,&ds_namv,&data) != -1) {
580 datai=data;
581 printf(" ");
582 for (i = 0; i<ds_cnt;i++)
583 printf("%20s",ds_namv[i]);
584 printf ("\n\n");
585 for (ti = start+step; ti <= end; ti += step){
586 printf("%10lu:", ti);
587 for (ii = 0; ii < ds_cnt; ii++)
588 printf(" %0.10e", *(datai++));
589 printf("\n");
590 }
591 for (i=0;i<ds_cnt;i++)
592 free(ds_namv[i]);
593 free(ds_namv);
594 free (data);
595 }
596 } else if (strcmp("xport", argv[1]) == 0) {
597 int xxsize;
598 unsigned long int j = 0;
599 time_t start,end, ti;
600 unsigned long step, col_cnt,row_cnt;
601 rrd_value_t *data,*ptr;
602 char **legend_v;
603 if(rrd_xport(argc-1, &argv[1], &xxsize,&start,&end,&step,&col_cnt,&legend_v,&data) != -1) {
604 row_cnt = (end-start)/step;
605 ptr = data;
606 printf("<?xml version=\"1.0\" encoding=\"%s\"?>\n\n", XML_ENCODING);
607 printf("<%s>\n", ROOT_TAG);
608 printf(" <%s>\n", META_TAG);
609 printf(" <%s>%lu</%s>\n", META_START_TAG, start+step, META_START_TAG);
610 printf(" <%s>%lu</%s>\n", META_STEP_TAG, step, META_STEP_TAG);
611 printf(" <%s>%lu</%s>\n", META_END_TAG, end, META_END_TAG);
612 printf(" <%s>%lu</%s>\n", META_ROWS_TAG, row_cnt, META_ROWS_TAG);
613 printf(" <%s>%lu</%s>\n", META_COLS_TAG, col_cnt, META_COLS_TAG);
614 printf(" <%s>\n", LEGEND_TAG);
615 for (j = 0; j < col_cnt; j++) {
616 char *entry = NULL;
617 entry = legend_v[j];
618 printf(" <%s>%s</%s>\n", LEGEND_ENTRY_TAG, entry, LEGEND_ENTRY_TAG);
619 free(entry);
620 }
621 free(legend_v);
622 printf(" </%s>\n", LEGEND_TAG);
623 printf(" </%s>\n", META_TAG);
624 printf(" <%s>\n", DATA_TAG);
625 for (ti = start+step; ti <= end; ti += step) {
626 printf (" <%s>", DATA_ROW_TAG);
627 printf ("<%s>%lu</%s>", COL_TIME_TAG, ti, COL_TIME_TAG);
628 for (j = 0; j < col_cnt; j++) {
629 rrd_value_t newval = DNAN;
630 newval = *ptr;
631 if(isnan(newval)){
632 printf("<%s>NaN</%s>", COL_DATA_TAG, COL_DATA_TAG);
633 } else {
634 printf("<%s>%0.10e</%s>", COL_DATA_TAG, newval, COL_DATA_TAG);
635 };
636 ptr++;
637 }
638 printf("</%s>\n", DATA_ROW_TAG);
639 }
640 free(data);
641 printf(" </%s>\n", DATA_TAG);
642 printf("</%s>\n", ROOT_TAG);
643 }
644 }
645 else if (strcmp("graph", argv[1]) == 0) {
646 char **calcpr;
647 #ifdef notused /*XXX*/
648 const char *imgfile = argv[2]; /* rrd_graph changes argv pointer */
649 #endif
650 int xsize, ysize;
651 double ymin,ymax;
652 int i;
653 int tostdout = (strcmp(argv[2],"-") == 0);
654 int imginfo = 0;
655 for (i=2;i<argc;i++){
656 if (strcmp(argv[i],"--imginfo") == 0 || strcmp(argv[i],"-f") == 0){
657 imginfo = 1;
658 break;
659 }
660 }
661 if( rrd_graph(argc-1, &argv[1], &calcpr, &xsize, &ysize, NULL, &ymin, &ymax) != -1 ) {
662 if (!tostdout && !imginfo)
663 printf ("%dx%d\n",xsize,ysize);
664 if (calcpr) {
665 for(i=0;calcpr[i];i++){
666 if (!tostdout)
667 printf("%s\n",calcpr[i]);
668 free(calcpr[i]);
669 }
670 free(calcpr);
671 }
672 }
674 } else if (strcmp("tune", argv[1]) == 0)
675 rrd_tune(argc-1, &argv[1]);
676 else {
677 rrd_set_error("unknown function '%s'",argv[1]);
678 }
679 if (rrd_test_error()) {
680 fprintf(out, "ERROR: %s\n",rrd_get_error());
681 rrd_clear_error();
682 return 1;
683 }
684 return(0);
685 }
687 int CountArgs(char *aLine)
688 {
689 int i=0;
690 int aCount = 0;
691 int inarg = 0;
692 while (aLine[i] == ' ') i++;
693 while (aLine[i] != 0){
694 if((aLine[i]== ' ') && inarg){
695 inarg = 0;
696 }
697 if((aLine[i]!= ' ') && ! inarg){
698 inarg = 1;
699 aCount++;
700 }
701 i++;
702 }
703 return aCount;
704 }
706 /*
707 * CreateArgs - take a string (aLine) and tokenize
708 */
709 int CreateArgs(char *pName, char *aLine, int argc, char **argv)
710 {
711 char *getP, *putP;
712 char **pargv = argv;
713 char Quote = 0;
714 int inArg = 0;
715 int len;
717 len = strlen(aLine);
718 /* remove trailing space and newlines */
719 while (len && aLine[len] <= ' ') {
720 aLine[len] = 0 ; len--;
721 }
722 /* sikp leading blanks */
723 while (*aLine && *aLine <= ' ') aLine++;
725 pargv[0] = pName;
726 argc = 1;
727 getP = aLine;
728 putP = aLine;
729 while (*getP){
730 switch (*getP) {
731 case ' ':
732 if (Quote){
733 *(putP++)=*getP;
734 } else
735 if(inArg) {
736 *(putP++) = 0;
737 inArg = 0;
738 }
739 break;
740 case '"':
741 case '\'':
742 if (Quote != 0) {
743 if (Quote == *getP)
744 Quote = 0;
745 else {
746 *(putP++)=*getP;
747 }
748 } else {
749 if(!inArg){
750 pargv[argc++] = putP;
751 inArg=1;
752 }
753 Quote = *getP;
754 }
755 break;
756 default:
757 if(!inArg){
758 pargv[argc++] = putP;
759 inArg=1;
760 }
761 *(putP++)=*getP;
762 break;
763 }
764 getP++;
765 }
767 *putP = '\0';
769 if (Quote)
770 return -1;
771 else
772 return argc;
773 }