fba0fa04ff551fe76a57351f0d5e53993d2be871
1 /*****************************************************************************
2 * RRDtool 1.2.11 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 1997-2005 by Tobias Oetiker <tobi@oetiker.ch>\n"
26 #if defined(_WIN32) && !defined(__CYGWIN__) && !defined(__CYGWIN32__)
27 " Compiled " __DATE__ " " __TIME__ "\n\n"
28 #else
29 " Compiled " MAKE_TIMESTAMP "\n\n"
30 #endif
31 "Usage: rrdtool [options] command command_options\n\n";
33 char help_list[] =
34 "Valid commands: create, update, updatev, graph, dump, restore,\n"
35 "\t\tlast, first, info, fetch, tune, resize, xport\n\n";
37 char help_listremote[] =
38 "Valid remote commands: quit, ls, cd, mkdir\n\n";
41 char help_create[] =
42 "* create - create a new RRD\n\n"
43 "\trrdtool create filename [--start|-b start time]\n"
44 "\t\t[--step|-s step]\n"
45 "\t\t[DS:ds-name:DST:dst arguments]\n"
46 "\t\t[RRA:CF:cf arguments]\n\n";
48 char help_dump[] =
49 "* dump - dump an RRD to XML\n\n"
50 "\trrdtool dump filename.rrd >filename.xml\n\n";
52 char help_info[] =
53 "* info - returns the configuration and status of the RRD\n\n"
54 "\trrdtool info filename.rrd\n\n";
56 char help_restore[] =
57 "* restore - restore an RRD file from its XML form\n\n"
58 "\trrdtool restore [--range-check|-r] [--force-overwrite|-f] filename.xml filename.rrd\n\n";
60 char help_last[] =
61 "* last - show last update time for RRD\n\n"
62 "\trrdtool last filename.rrd\n\n";
64 char help_first[] =
65 "* first - show first update time for RRA within an RRD\n\n"
66 "\trrdtool first filename.rrd [--rraindex number]\n\n";
68 char help_update[] =
69 "* update - update an RRD\n\n"
70 "\trrdtool update filename\n"
71 "\t\t--template|-t ds-name:ds-name:...\n"
72 "\t\ttime|N:value[:value...]\n\n"
73 "\t\tat-time@value[:value...]\n\n"
74 "\t\t[ time:value[:value...] ..]\n\n";
76 char help_updatev[] =
77 "* updatev - a verbose version of update\n"
78 "\treturns information about values, RRAs, and datasources updated\n\n"
79 "\trrdtool updatev filename\n"
80 "\t\t--template|-t ds-name:ds-name:...\n"
81 "\t\ttime|N:value[:value...]\n\n"
82 "\t\tat-time@value[:value...]\n\n"
83 "\t\t[ time:value[:value...] ..]\n\n";
85 char help_fetch[] =
86 "* fetch - fetch data out of an RRD\n\n"
87 "\trrdtool fetch filename.rrd CF\n"
88 "\t\t[-r|--resolution resolution]\n"
89 "\t\t[-s|--start start] [-e|--end end]\n\n";
91 /* break up very large strings (help_graph, help_tune) for ISO C89 compliance*/
93 char help_graph1[] =
94 "* graph - generate a graph from one or several RRD\n\n"
95 "\trrdtool graph filename [-s|--start seconds] [-e|--end seconds]\n"
96 "\t\t[-x|--x-grid x-axis grid and label]\n"
97 "\t\t[-Y|--alt-y-grid]\n"
98 "\t\t[-y|--y-grid y-axis grid and label]\n"
99 "\t\t[-v|--vertical-label string] [-w|--width pixels]\n"
100 "\t\t[-h|--height pixels] [-o|--logarithmic]\n"
101 "\t\t[-u|--upper-limit value] [-z|--lazy]\n"
102 "\t\t[-l|--lower-limit value] [-r|--rigid]\n"
103 "\t\t[-g|--no-legend]\n"
104 "\t\t[-F|--force-rules-legend]\n"
105 "\t\t[-j|--only-graph]\n";
106 char help_graph2[] =
107 "\t\t[-n|--font FONTTAG:size:font]\n"
108 "\t\t[-m|--zoom factor]\n"
109 "\t\t[-A|--alt-autoscale]\n"
110 "\t\t[-M|--alt-autoscale-max]\n"
111 "\t\t[-R|--font-render-mode {normal,light,mono}]\n"
112 "\t\t[-B|--font-smoothing-threshold size]\n"
113 "\t\t[-E|--slope-mode]\n"
114 "\t\t[-N|--no-gridfit]\n"
115 "\t\t[-X|--units-exponent value]\n"
116 "\t\t[-L|--units-length value]\n"
117 "\t\t[-S|--step seconds]\n"
118 "\t\t[-f|--imginfo printfstr]\n"
119 "\t\t[-a|--imgformat PNG]\n"
120 "\t\t[-c|--color COLORTAG#rrggbb[aa]] [-t|--title string]\n"
121 "\t\t[DEF:vname=rrd:ds-name:CF]\n"
122 "\t\t[CDEF:vname=rpn-expression]\n";
123 char help_graph3[] =
124 "\t\t[VDEF:vdefname=rpn-expression]\n"
125 "\t\t[PRINT:vdefname:format]\n"
126 "\t\t[GPRINT:vdefname:format]\n"
127 "\t\t[COMMENT:text]\n"
128 "\t\t[SHIFT:vname:offset]\n"
129 "\t\t[TICK:vname#rrggbb[aa][:[fraction][:legend]]]\n"
130 "\t\t[HRULE:value#rrggbb[aa][:legend]]\n"
131 "\t\t[VRULE:value#rrggbb[aa][:legend]]\n"
132 "\t\t[LINE[width]:vname[#rrggbb[aa][:[legend][:STACK]]]]\n"
133 "\t\t[AREA:vname[#rrggbb[aa][:[legend][:STACK]]]]\n"
134 "\t\t[PRINT:vname:CF:format] (deprecated)\n"
135 "\t\t[GPRINT:vname:CF:format] (deprecated)\n"
136 "\t\t[STACK:vname[#rrggbb[aa][:legend]]] (deprecated)\n\n";
138 char help_tune1[] =
139 " * tune - Modify some basic properties of an RRD\n\n"
140 "\trrdtool tune filename\n"
141 "\t\t[--heartbeat|-h ds-name:heartbeat]\n"
142 "\t\t[--data-source-type|-d ds-name:DST]\n"
143 "\t\t[--data-source-rename|-r old-name:new-name]\n"
144 "\t\t[--minimum|-i ds-name:min] [--maximum|-a ds-name:max]\n"
145 "\t\t[--deltapos scale-value] [--deltaneg scale-value]\n"
146 "\t\t[--failure-threshold integer]\n"
147 "\t\t[--window-length integer]\n"
148 "\t\t[--alpha adaptation-parameter]\n";
149 char help_tune2[] =
150 " * tune - Modify some basic properties of an RRD\n\n"
151 "\t\t[--beta adaptation-parameter]\n"
152 "\t\t[--gamma adaptation-parameter]\n"
153 "\t\t[--gamma-deviation adaptation-parameter]\n"
154 "\t\t[--aberrant-reset ds-name]\n\n";
156 char help_resize[] =
157 " * resize - alter the length of one of the RRAs in an RRD\n\n"
158 "\trrdtool resize filename rranum GROW|SHRINK rows\n\n";
160 char help_xport[] =
161 "* xport - generate XML dump from one or several RRD\n\n"
162 "\trrdtool xport [-s|--start seconds] [-e|--end seconds]\n"
163 "\t\t[-m|--maxrows rows]\n"
164 "\t\t[--step seconds]\n"
165 "\t\t[DEF:vname=rrd:ds-name:CF]\n"
166 "\t\t[CDEF:vname=rpn-expression]\n"
167 "\t\t[XPORT:vname:legend]\n\n";
169 char help_quit[] =
170 " * quit - closing a session in remote mode\n\n"
171 "\trrdtool quit\n\n";
173 char help_ls[] =
174 " * ls - lists all *.rrd files in current directory\n\n"
175 "\trrdtool ls\n\n";
177 char help_cd[] =
178 " * cd - changes the current directory\n\n"
179 "\trrdtool cd new directory\n\n";
181 char help_mkdir[] =
182 " * mkdir - creates a new directory\n\n"
183 "\trrdtool mkdir newdirectoryname\n\n";
185 char help_lic[] =
186 "RRDtool is distributed under the Terms of the GNU General\n"
187 "Public License Version 2. (www.gnu.org/copyleft/gpl.html)\n\n"
189 "For more information read the RRD manpages\n\n";
191 enum { C_NONE, C_CREATE, C_DUMP, C_INFO, C_RESTORE, C_LAST, C_FIRST,
192 C_UPDATE, C_FETCH, C_GRAPH, C_TUNE, C_RESIZE, C_XPORT,
193 C_QUIT, C_LS, C_CD, C_MKDIR, C_UPDATEV };
195 int help_cmd = C_NONE;
197 if (cmd)
198 {
199 if (!strcmp(cmd,"create"))
200 help_cmd = C_CREATE;
201 else if (!strcmp(cmd,"dump"))
202 help_cmd = C_DUMP;
203 else if (!strcmp(cmd,"info"))
204 help_cmd = C_INFO;
205 else if (!strcmp(cmd,"restore"))
206 help_cmd = C_RESTORE;
207 else if (!strcmp(cmd,"last"))
208 help_cmd = C_LAST;
209 else if (!strcmp(cmd,"first"))
210 help_cmd = C_FIRST;
211 else if (!strcmp(cmd,"update"))
212 help_cmd = C_UPDATE;
213 else if (!strcmp(cmd,"updatev"))
214 help_cmd = C_UPDATEV;
215 else if (!strcmp(cmd,"fetch"))
216 help_cmd = C_FETCH;
217 else if (!strcmp(cmd,"graph"))
218 help_cmd = C_GRAPH;
219 else if (!strcmp(cmd,"tune"))
220 help_cmd = C_TUNE;
221 else if (!strcmp(cmd,"resize"))
222 help_cmd = C_RESIZE;
223 else if (!strcmp(cmd,"xport"))
224 help_cmd = C_XPORT;
225 else if (!strcmp(cmd,"quit"))
226 help_cmd = C_QUIT;
227 else if (!strcmp(cmd,"ls"))
228 help_cmd = C_LS;
229 else if (!strcmp(cmd,"cd"))
230 help_cmd = C_CD;
231 else if (!strcmp(cmd,"mkdir"))
232 help_cmd = C_MKDIR;
233 }
234 fputs(help_main, stdout);
235 switch (help_cmd)
236 {
237 case C_NONE:
238 fputs(help_list, stdout);
239 if (RemoteMode){
240 fputs(help_listremote, stdout);
241 }
242 break;
243 case C_CREATE:
244 fputs(help_create, stdout);
245 break;
246 case C_DUMP:
247 fputs(help_dump, stdout);
248 break;
249 case C_INFO:
250 fputs(help_info, stdout);
251 break;
252 case C_RESTORE:
253 fputs(help_restore, stdout);
254 break;
255 case C_LAST:
256 fputs(help_last, stdout);
257 break;
258 case C_FIRST:
259 fputs(help_first, stdout);
260 break;
261 case C_UPDATE:
262 fputs(help_update, stdout);
263 break;
264 case C_UPDATEV:
265 fputs(help_updatev, stdout);
266 break;
267 case C_FETCH:
268 fputs(help_fetch, stdout);
269 break;
270 case C_GRAPH:
271 fputs(help_graph1, stdout);
272 fputs(help_graph2, stdout);
273 fputs(help_graph3, stdout);
274 break;
275 case C_TUNE:
276 fputs(help_tune1, stdout);
277 fputs(help_tune2, stdout);
278 break;
279 case C_RESIZE:
280 fputs(help_resize, stdout);
281 break;
282 case C_XPORT:
283 fputs(help_xport, stdout);
284 break;
285 case C_QUIT:
286 fputs(help_quit, stdout);
287 break;
288 case C_LS:
289 fputs(help_ls, stdout);
290 break;
291 case C_CD:
292 fputs(help_cd, stdout);
293 break;
294 case C_MKDIR:
295 fputs(help_mkdir, stdout);
296 break;
297 }
298 fputs(help_lic, stdout);
299 }
302 int main(int argc, char *argv[])
303 {
304 char **myargv;
305 char aLine[MAX_LENGTH];
306 #ifdef HAVE_CHROOT
307 char *firstdir="";
308 #endif
309 #ifdef MUST_DISABLE_SIGFPE
310 signal(SIGFPE,SIG_IGN);
311 #endif
312 #ifdef MUST_DISABLE_FPMASK
313 fpsetmask(0);
314 #endif
315 if (argc == 1)
316 {
317 PrintUsage("");
318 return 0;
319 }
321 if (((argc == 2)||(argc == 3)) && !strcmp("-",argv[1]))
322 {
323 #if HAVE_GETRUSAGE
324 struct rusage myusage;
325 struct timeval starttime;
326 struct timeval currenttime;
327 struct timezone tz;
329 tz.tz_minuteswest =0;
330 tz.tz_dsttime=0;
331 gettimeofday(&starttime,&tz);
332 #endif
333 RemoteMode=1;
334 if ((argc == 3) && strcmp("",argv[2])){
335 if (getuid()==0){
336 #ifdef HAVE_CHROOT
337 chroot(argv[2]);
338 if (errno!=0){
339 fprintf(stderr,"ERROR: can't change root to '%s' errno=%d\n",
340 argv[2],errno);
341 exit(errno);
342 }
343 ChangeRoot=1;
344 firstdir="/";
345 #else
346 fprintf(stderr,"ERROR: change root is not supported by your OS "
347 "or at least by this copy of rrdtool\n");
348 exit(1);
349 #endif
350 } else {
351 firstdir=argv[2];
352 }
353 }
354 if (strcmp(firstdir,"")){
355 chdir(firstdir);
356 if (errno!=0){
357 fprintf(stderr,"ERROR: %s\n",rrd_strerror(errno));
358 exit(errno);
359 }
360 }
362 while (fgets(aLine, sizeof(aLine)-1, stdin)){
363 if ((argc = CountArgs(aLine)) == 0) {
364 fprintf(stderr,"ERROR: not enough arguments\n");
365 }
366 if ((myargv = (char **) malloc((argc+1) *
367 sizeof(char *))) == NULL) {
368 perror("malloc");
369 exit(1);
370 }
371 if ((argc=CreateArgs(argv[0], aLine, argc, myargv)) < 0) {
372 printf("ERROR: creating arguments\n");
373 } else {
374 int ret = HandleInputLine(argc, myargv, stdout);
375 free(myargv);
376 if (ret == 0){
379 #if HAVE_GETRUSAGE
380 getrusage(RUSAGE_SELF,&myusage);
381 gettimeofday(¤ttime,&tz);
382 printf("OK u:%1.2f s:%1.2f r:%1.2f\n",
383 (double)myusage.ru_utime.tv_sec+
384 (double)myusage.ru_utime.tv_usec/1000000.0,
385 (double)myusage.ru_stime.tv_sec+
386 (double)myusage.ru_stime.tv_usec/1000000.0,
387 (double)(currenttime.tv_sec-starttime.tv_sec)
388 +(double)(currenttime.tv_usec-starttime.tv_usec)
389 /1000000.0);
390 #else
391 printf("OK\n");
393 #endif
394 }
395 }
396 fflush(stdout); /* this is important for pipes to work */
397 }
398 }
399 else if (argc == 2)
400 {
401 PrintUsage(argv[1]);
402 exit(0);
403 }
404 else if (argc == 3 && !strcmp(argv[1],"help"))
405 {
406 PrintUsage(argv[2]);
407 exit(0);
408 }
409 else {
410 exit(HandleInputLine(argc, argv, stderr));
411 }
412 return 0;
413 }
415 /* HandleInputLine is NOT thread safe - due to readdir issues,
416 resolving them portably is not really simple. */
417 int HandleInputLine(int argc, char **argv, FILE* out)
418 {
419 #if defined(HAVE_OPENDIR) && defined (HAVE_READDIR)
420 DIR *curdir; /* to read current dir with ls */
421 struct dirent *dent;
422 #endif
423 #if defined(HAVE_SYS_STAT_H)
424 struct stat st;
425 #endif
427 if (RemoteMode){
428 if (argc>1 && strcmp("quit", argv[1]) == 0){
429 if (argc>2){
430 printf("ERROR: invalid parameter count for quit\n");
431 return(1);
432 }
433 exit(0);
434 }
435 #if defined(HAVE_OPENDIR) && defined(HAVE_READDIR) && defined(HAVE_CHDIR)
436 if (argc>1 && strcmp("cd", argv[1]) == 0){
437 if (argc>3){
438 printf("ERROR: invalid parameter count for cd\n");
439 return(1);
440 }
441 #if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID)
442 if (getuid()==0 && ! ChangeRoot){
443 printf("ERROR: chdir security problem - rrdtool is running as "
444 "root an no chroot!\n");
445 return(1);
446 }
447 #endif
448 chdir(argv[2]);
449 if (errno!=0){
450 printf("ERROR: %s\n",rrd_strerror(errno));
451 return(1);
452 }
453 return(0);
454 }
455 if (argc>1 && strcmp("mkdir", argv[1]) == 0){
456 if (argc>3){
457 printf("ERROR: invalid parameter count for mkdir\n");
458 return(1);
459 }
460 #if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID)
461 if (getuid()==0 && ! ChangeRoot){
462 printf("ERROR: mkdir security problem - rrdtool is running as "
463 "root an no chroot!\n");
464 return(1);
465 }
466 #endif
467 mkdir(argv[2],0777);
468 if (errno!=0){
469 printf("ERROR: %s\n",rrd_strerror(errno));
470 return(1);
471 }
472 return(0);
473 }
474 if (argc>1 && strcmp("ls", argv[1]) == 0){
475 if (argc>2){
476 printf("ERROR: invalid parameter count for ls\n");
477 return(1);
478 }
479 if ((curdir=opendir("."))!=NULL){
480 while((dent=readdir(curdir))!=NULL){
481 if (!stat(dent->d_name,&st)){
482 if (S_ISDIR(st.st_mode)){
483 printf("d %s\n",dent->d_name);
484 }
485 if (strlen(dent->d_name)>4 && S_ISREG(st.st_mode)){
486 if (!strcmp(dent->d_name+NAMLEN(dent)-4,".rrd") ||
487 !strcmp(dent->d_name+NAMLEN(dent)-4,".RRD")){
488 printf("- %s\n",dent->d_name);
489 }
490 }
491 }
492 }
493 }
494 else{
495 printf("ERROR: %s\n",rrd_strerror(errno));
496 return(errno);
497 }
498 return(0);
499 }
500 #endif /* opendir and readdir */
502 }
503 if (argc < 3
504 || strcmp("help", argv[1]) == 0
505 || strcmp("--help", argv[1]) == 0
506 || strcmp("-help", argv[1]) == 0
507 || strcmp("-?", argv[1]) == 0
508 || strcmp("-h", argv[1]) == 0 ) {
509 PrintUsage("");
510 return 0;
511 }
513 if (strcmp("create", argv[1]) == 0)
514 rrd_create(argc-1, &argv[1]);
515 else if (strcmp("dump", argv[1]) == 0)
516 rrd_dump(argc-1, &argv[1]);
517 else if (strcmp("info", argv[1]) == 0
518 || strcmp("updatev", argv[1]) == 0){
519 info_t *data,*save;
520 if (strcmp("info",argv[1]) == 0)
521 data=rrd_info(argc-1, &argv[1]);
522 else
523 data=rrd_update_v(argc-1, &argv[1]);
524 while (data) {
525 save=data;
526 printf ("%s = ", data->key);
527 free(data->key);
529 switch (data->type) {
530 case RD_I_VAL:
531 if (isnan (data->value.u_val))
532 printf("NaN");
533 else
534 printf ("%0.10e", data->value.u_val);
535 break;
536 case RD_I_CNT:
537 printf ("%lu", data->value.u_cnt);
538 break;
539 case RD_I_INT:
540 printf ("%d", data->value.u_int);
541 break;
542 case RD_I_STR:
543 printf ("\"%s\"", data->value.u_str);
544 free(data->value.u_str);
545 break;
546 }
547 data = data->next;
548 free(save);
549 printf ("\n");
550 }
551 free(data);
552 }
554 else if (strcmp("--version", argv[1]) == 0 ||
555 strcmp("version", argv[1]) == 0 ||
556 strcmp("v", argv[1]) == 0 ||
557 strcmp("-v", argv[1]) == 0 ||
558 strcmp("-version", argv[1]) == 0 )
559 printf("RRDtool " PACKAGE_VERSION " Copyright by Tobi Oetiker, 1997-2005 (%f)\n",
560 rrd_version());
561 else if (strcmp("restore", argv[1]) == 0)
562 rrd_restore(argc-1, &argv[1]);
563 else if (strcmp("resize", argv[1]) == 0)
564 rrd_resize(argc-1, &argv[1]);
565 else if (strcmp("last", argv[1]) == 0)
566 printf("%ld\n",rrd_last(argc-1, &argv[1]));
567 else if (strcmp("first", argv[1]) == 0)
568 printf("%ld\n",rrd_first(argc-1, &argv[1]));
569 else if (strcmp("update", argv[1]) == 0)
570 rrd_update(argc-1, &argv[1]);
571 else if (strcmp("fetch", argv[1]) == 0) {
572 time_t start,end, ti;
573 unsigned long step, ds_cnt,i,ii;
574 rrd_value_t *data,*datai;
575 char **ds_namv;
576 if (rrd_fetch(argc-1, &argv[1],&start,&end,&step,&ds_cnt,&ds_namv,&data) != -1) {
577 datai=data;
578 printf(" ");
579 for (i = 0; i<ds_cnt;i++)
580 printf("%20s",ds_namv[i]);
581 printf ("\n\n");
582 for (ti = start+step; ti <= end; ti += step){
583 printf("%10lu:", ti);
584 for (ii = 0; ii < ds_cnt; ii++)
585 printf(" %0.10e", *(datai++));
586 printf("\n");
587 }
588 for (i=0;i<ds_cnt;i++)
589 free(ds_namv[i]);
590 free(ds_namv);
591 free (data);
592 }
593 } else if (strcmp("xport", argv[1]) == 0) {
594 int xxsize;
595 unsigned long int j = 0;
596 time_t start,end, ti;
597 unsigned long step, col_cnt,row_cnt;
598 rrd_value_t *data,*ptr;
599 char **legend_v;
600 if(rrd_xport(argc-1, &argv[1], &xxsize,&start,&end,&step,&col_cnt,&legend_v,&data) != -1) {
601 row_cnt = (end-start)/step;
602 ptr = data;
603 printf("<?xml version=\"1.0\" encoding=\"%s\"?>\n\n", XML_ENCODING);
604 printf("<%s>\n", ROOT_TAG);
605 printf(" <%s>\n", META_TAG);
606 printf(" <%s>%lu</%s>\n", META_START_TAG, start+step, META_START_TAG);
607 printf(" <%s>%lu</%s>\n", META_STEP_TAG, step, META_STEP_TAG);
608 printf(" <%s>%lu</%s>\n", META_END_TAG, end, META_END_TAG);
609 printf(" <%s>%lu</%s>\n", META_ROWS_TAG, row_cnt, META_ROWS_TAG);
610 printf(" <%s>%lu</%s>\n", META_COLS_TAG, col_cnt, META_COLS_TAG);
611 printf(" <%s>\n", LEGEND_TAG);
612 for (j = 0; j < col_cnt; j++) {
613 char *entry = NULL;
614 entry = legend_v[j];
615 printf(" <%s>%s</%s>\n", LEGEND_ENTRY_TAG, entry, LEGEND_ENTRY_TAG);
616 free(entry);
617 }
618 free(legend_v);
619 printf(" </%s>\n", LEGEND_TAG);
620 printf(" </%s>\n", META_TAG);
621 printf(" <%s>\n", DATA_TAG);
622 for (ti = start+step; ti <= end; ti += step) {
623 printf (" <%s>", DATA_ROW_TAG);
624 printf ("<%s>%lu</%s>", COL_TIME_TAG, ti, COL_TIME_TAG);
625 for (j = 0; j < col_cnt; j++) {
626 rrd_value_t newval = DNAN;
627 newval = *ptr;
628 if(isnan(newval)){
629 printf("<%s>NaN</%s>", COL_DATA_TAG, COL_DATA_TAG);
630 } else {
631 printf("<%s>%0.10e</%s>", COL_DATA_TAG, newval, COL_DATA_TAG);
632 };
633 ptr++;
634 }
635 printf("</%s>\n", DATA_ROW_TAG);
636 }
637 free(data);
638 printf(" </%s>\n", DATA_TAG);
639 printf("</%s>\n", ROOT_TAG);
640 }
641 }
642 else if (strcmp("graph", argv[1]) == 0) {
643 char **calcpr;
644 #ifdef notused /*XXX*/
645 const char *imgfile = argv[2]; /* rrd_graph changes argv pointer */
646 #endif
647 int xsize, ysize;
648 double ymin,ymax;
649 int i;
650 int tostdout = (strcmp(argv[2],"-") == 0);
651 if( rrd_graph(argc-1, &argv[1], &calcpr, &xsize, &ysize, NULL, &ymin, &ymax) != -1 ) {
652 if (!tostdout)
653 printf ("%dx%d\n",xsize,ysize);
654 if (calcpr) {
655 for(i=0;calcpr[i];i++){
656 if (!tostdout)
657 printf("%s\n",calcpr[i]);
658 free(calcpr[i]);
659 }
660 free(calcpr);
661 }
662 }
664 } else if (strcmp("tune", argv[1]) == 0)
665 rrd_tune(argc-1, &argv[1]);
666 else {
667 rrd_set_error("unknown function '%s'",argv[1]);
668 }
669 if (rrd_test_error()) {
670 fprintf(out, "ERROR: %s\n",rrd_get_error());
671 rrd_clear_error();
672 return 1;
673 }
674 return(0);
675 }
677 int CountArgs(char *aLine)
678 {
679 int i=0;
680 int aCount = 0;
681 int inarg = 0;
682 while (aLine[i] == ' ') i++;
683 while (aLine[i] != 0){
684 if((aLine[i]== ' ') && inarg){
685 inarg = 0;
686 }
687 if((aLine[i]!= ' ') && ! inarg){
688 inarg = 1;
689 aCount++;
690 }
691 i++;
692 }
693 return aCount;
694 }
696 /*
697 * CreateArgs - take a string (aLine) and tokenize
698 */
699 int CreateArgs(char *pName, char *aLine, int argc, char **argv)
700 {
701 char *getP, *putP;
702 char **pargv = argv;
703 char Quote = 0;
704 int inArg = 0;
705 int len;
707 len = strlen(aLine);
708 /* remove trailing space and newlines */
709 while (len && aLine[len] <= ' ') {
710 aLine[len] = 0 ; len--;
711 }
712 /* sikp leading blanks */
713 while (*aLine && *aLine <= ' ') aLine++;
715 pargv[0] = pName;
716 argc = 1;
717 getP = aLine;
718 putP = aLine;
719 while (*getP){
720 switch (*getP) {
721 case ' ':
722 if (Quote){
723 *(putP++)=*getP;
724 } else
725 if(inArg) {
726 *(putP++) = 0;
727 inArg = 0;
728 }
729 break;
730 case '"':
731 case '\'':
732 if (Quote != 0) {
733 if (Quote == *getP)
734 Quote = 0;
735 else {
736 *(putP++)=*getP;
737 }
738 } else {
739 if(!inArg){
740 pargv[argc++] = putP;
741 inArg=1;
742 }
743 Quote = *getP;
744 }
745 break;
746 default:
747 if(!inArg){
748 pargv[argc++] = putP;
749 inArg=1;
750 }
751 *(putP++)=*getP;
752 break;
753 }
754 getP++;
755 }
757 *putP = '\0';
759 if (Quote)
760 return -1;
761 else
762 return argc;
763 }