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 " 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[DEF:vname=rrd:ds-name:CF]\n"
118 "\t\t[CDEF:vname=rpn-expression]\n";
119 char help_graph3[] =
120 "\t\t[VDEF:vdefname=rpn-expression]\n"
121 "\t\t[PRINT:vdefname:format]\n"
122 "\t\t[GPRINT:vdefname:format]\n"
123 "\t\t[COMMENT:text]\n"
124 "\t\t[SHIFT:vname:offset]\n"
125 "\t\t[TICK:vname#rrggbb[aa][:[fraction][:legend]]]\n"
126 "\t\t[HRULE:value#rrggbb[aa][:legend]]\n"
127 "\t\t[VRULE:value#rrggbb[aa][:legend]]\n"
128 "\t\t[LINE[width]:vname[#rrggbb[aa][:[legend][:STACK]]]]\n"
129 "\t\t[AREA:vname[#rrggbb[aa][:[legend][:STACK]]]]\n"
130 "\t\t[PRINT:vname:CF:format] (deprecated)\n"
131 "\t\t[GPRINT:vname:CF:format] (deprecated)\n"
132 "\t\t[STACK:vname[#rrggbb[aa][:legend]]] (deprecated)\n\n";
134 char help_tune1[] =
135 " * tune - Modify some basic properties of an RRD\n\n"
136 "\trrdtool tune filename\n"
137 "\t\t[--heartbeat|-h ds-name:heartbeat]\n"
138 "\t\t[--data-source-type|-d ds-name:DST]\n"
139 "\t\t[--data-source-rename|-r old-name:new-name]\n"
140 "\t\t[--minimum|-i ds-name:min] [--maximum|-a ds-name:max]\n"
141 "\t\t[--deltapos scale-value] [--deltaneg scale-value]\n"
142 "\t\t[--failure-threshold integer]\n"
143 "\t\t[--window-length integer]\n"
144 "\t\t[--alpha adaptation-parameter]\n";
145 char help_tune2[] =
146 " * tune - Modify some basic properties of an RRD\n\n"
147 "\t\t[--beta adaptation-parameter]\n"
148 "\t\t[--gamma adaptation-parameter]\n"
149 "\t\t[--gamma-deviation adaptation-parameter]\n"
150 "\t\t[--aberrant-reset ds-name]\n\n";
152 char help_resize[] =
153 " * resize - alter the length of one of the RRAs in an RRD\n\n"
154 "\trrdtool resize filename rranum GROW|SHRINK rows\n\n";
156 char help_xport[] =
157 "* xport - generate XML dump from one or several RRD\n\n"
158 "\trrdtool xport [-s|--start seconds] [-e|--end seconds]\n"
159 "\t\t[-m|--maxrows rows]\n"
160 "\t\t[--step seconds]\n"
161 "\t\t[DEF:vname=rrd:ds-name:CF]\n"
162 "\t\t[CDEF:vname=rpn-expression]\n"
163 "\t\t[XPORT:vname:legend]\n\n";
165 char help_quit[] =
166 " * quit - closing a session in remote mode\n\n"
167 "\trrdtool quit\n\n";
169 char help_ls[] =
170 " * ls - lists all *.rrd files in current directory\n\n"
171 "\trrdtool ls\n\n";
173 char help_cd[] =
174 " * cd - changes the current directory\n\n"
175 "\trrdtool cd new directory\n\n";
177 char help_mkdir[] =
178 " * mkdir - creates a new directory\n\n"
179 "\trrdtool mkdir newdirectoryname\n\n";
181 char help_lic[] =
182 "RRDtool is distributed under the Terms of the GNU General\n"
183 "Public License Version 2. (www.gnu.org/copyleft/gpl.html)\n\n"
185 "For more information read the RRD manpages\n\n";
187 enum { C_NONE, C_CREATE, C_DUMP, C_INFO, C_RESTORE, C_LAST, C_FIRST,
188 C_UPDATE, C_FETCH, C_GRAPH, C_TUNE, C_RESIZE, C_XPORT,
189 C_QUIT, C_LS, C_CD, C_MKDIR, C_UPDATEV };
191 int help_cmd = C_NONE;
193 if (cmd)
194 {
195 if (!strcmp(cmd,"create"))
196 help_cmd = C_CREATE;
197 else if (!strcmp(cmd,"dump"))
198 help_cmd = C_DUMP;
199 else if (!strcmp(cmd,"info"))
200 help_cmd = C_INFO;
201 else if (!strcmp(cmd,"restore"))
202 help_cmd = C_RESTORE;
203 else if (!strcmp(cmd,"last"))
204 help_cmd = C_LAST;
205 else if (!strcmp(cmd,"first"))
206 help_cmd = C_FIRST;
207 else if (!strcmp(cmd,"update"))
208 help_cmd = C_UPDATE;
209 else if (!strcmp(cmd,"updatev"))
210 help_cmd = C_UPDATEV;
211 else if (!strcmp(cmd,"fetch"))
212 help_cmd = C_FETCH;
213 else if (!strcmp(cmd,"graph"))
214 help_cmd = C_GRAPH;
215 else if (!strcmp(cmd,"tune"))
216 help_cmd = C_TUNE;
217 else if (!strcmp(cmd,"resize"))
218 help_cmd = C_RESIZE;
219 else if (!strcmp(cmd,"xport"))
220 help_cmd = C_XPORT;
221 else if (!strcmp(cmd,"quit"))
222 help_cmd = C_QUIT;
223 else if (!strcmp(cmd,"ls"))
224 help_cmd = C_LS;
225 else if (!strcmp(cmd,"cd"))
226 help_cmd = C_CD;
227 else if (!strcmp(cmd,"mkdir"))
228 help_cmd = C_MKDIR;
229 }
230 fputs(help_main, stdout);
231 switch (help_cmd)
232 {
233 case C_NONE:
234 fputs(help_list, stdout);
235 if (RemoteMode){
236 fputs(help_listremote, stdout);
237 }
238 break;
239 case C_CREATE:
240 fputs(help_create, stdout);
241 break;
242 case C_DUMP:
243 fputs(help_dump, stdout);
244 break;
245 case C_INFO:
246 fputs(help_info, stdout);
247 break;
248 case C_RESTORE:
249 fputs(help_restore, stdout);
250 break;
251 case C_LAST:
252 fputs(help_last, stdout);
253 break;
254 case C_FIRST:
255 fputs(help_first, stdout);
256 break;
257 case C_UPDATE:
258 fputs(help_update, stdout);
259 break;
260 case C_UPDATEV:
261 fputs(help_updatev, stdout);
262 break;
263 case C_FETCH:
264 fputs(help_fetch, stdout);
265 break;
266 case C_GRAPH:
267 fputs(help_graph1, stdout);
268 fputs(help_graph2, stdout);
269 fputs(help_graph3, stdout);
270 break;
271 case C_TUNE:
272 fputs(help_tune1, stdout);
273 fputs(help_tune2, stdout);
274 break;
275 case C_RESIZE:
276 fputs(help_resize, stdout);
277 break;
278 case C_XPORT:
279 fputs(help_xport, stdout);
280 break;
281 case C_QUIT:
282 fputs(help_quit, stdout);
283 break;
284 case C_LS:
285 fputs(help_ls, stdout);
286 break;
287 case C_CD:
288 fputs(help_cd, stdout);
289 break;
290 case C_MKDIR:
291 fputs(help_mkdir, stdout);
292 break;
293 }
294 fputs(help_lic, stdout);
295 }
298 int main(int argc, char *argv[])
299 {
300 char **myargv;
301 char aLine[MAX_LENGTH];
302 #ifdef HAVE_CHROOT
303 char *firstdir="";
304 #endif
305 #ifdef MUST_DISABLE_SIGFPE
306 signal(SIGFPE,SIG_IGN);
307 #endif
308 #ifdef MUST_DISABLE_FPMASK
309 fpsetmask(0);
310 #endif
311 if (argc == 1)
312 {
313 PrintUsage("");
314 return 0;
315 }
317 if (((argc == 2)||(argc == 3)) && !strcmp("-",argv[1]))
318 {
319 #if HAVE_GETRUSAGE
320 struct rusage myusage;
321 struct timeval starttime;
322 struct timeval currenttime;
323 struct timezone tz;
325 tz.tz_minuteswest =0;
326 tz.tz_dsttime=0;
327 gettimeofday(&starttime,&tz);
328 #endif
329 RemoteMode=1;
330 if ((argc == 3) && strcmp("",argv[2])){
331 if (getuid()==0){
332 #ifdef HAVE_CHROOT
333 chroot(argv[2]);
334 if (errno!=0){
335 fprintf(stderr,"ERROR: can't change root to '%s' errno=%d\n",
336 argv[2],errno);
337 exit(errno);
338 }
339 ChangeRoot=1;
340 firstdir="/";
341 #else
342 fprintf(stderr,"ERROR: change root is not supported by your OS "
343 "or at least by this copy of rrdtool\n");
344 exit(1);
345 #endif
346 } else {
347 firstdir=argv[2];
348 }
349 }
350 if (strcmp(firstdir,"")){
351 chdir(firstdir);
352 if (errno!=0){
353 fprintf(stderr,"ERROR: %s\n",rrd_strerror(errno));
354 exit(errno);
355 }
356 }
358 while (fgets(aLine, sizeof(aLine)-1, stdin)){
359 if ((argc = CountArgs(aLine)) == 0) {
360 fprintf(stderr,"ERROR: not enough arguments\n");
361 }
362 if ((myargv = (char **) malloc((argc+1) *
363 sizeof(char *))) == NULL) {
364 perror("malloc");
365 exit(1);
366 }
367 if ((argc=CreateArgs(argv[0], aLine, argc, myargv)) < 0) {
368 printf("ERROR: creating arguments\n");
369 } else {
370 int ret = HandleInputLine(argc, myargv, stdout);
371 free(myargv);
372 if (ret == 0){
375 #if HAVE_GETRUSAGE
376 getrusage(RUSAGE_SELF,&myusage);
377 gettimeofday(¤ttime,&tz);
378 printf("OK u:%1.2f s:%1.2f r:%1.2f\n",
379 (double)myusage.ru_utime.tv_sec+
380 (double)myusage.ru_utime.tv_usec/1000000.0,
381 (double)myusage.ru_stime.tv_sec+
382 (double)myusage.ru_stime.tv_usec/1000000.0,
383 (double)(currenttime.tv_sec-starttime.tv_sec)
384 +(double)(currenttime.tv_usec-starttime.tv_usec)
385 /1000000.0);
386 #else
387 printf("OK\n");
389 #endif
390 }
391 }
392 fflush(stdout); /* this is important for pipes to work */
393 }
394 }
395 else if (argc == 2)
396 {
397 PrintUsage(argv[1]);
398 exit(0);
399 }
400 else if (argc == 3 && !strcmp(argv[1],"help"))
401 {
402 PrintUsage(argv[2]);
403 exit(0);
404 }
405 else {
406 exit(HandleInputLine(argc, argv, stderr));
407 }
408 return 0;
409 }
411 /* HandleInputLine is NOT thread safe - due to readdir issues,
412 resolving them portably is not really simple. */
413 int HandleInputLine(int argc, char **argv, FILE* out)
414 {
415 #if defined(HAVE_OPENDIR) && defined (HAVE_READDIR)
416 DIR *curdir; /* to read current dir with ls */
417 struct dirent *dent;
418 #endif
419 #if defined(HAVE_SYS_STAT_H)
420 struct stat st;
421 #endif
423 if (RemoteMode){
424 if (argc>1 && strcmp("quit", argv[1]) == 0){
425 if (argc>2){
426 printf("ERROR: invalid parameter count for quit\n");
427 return(1);
428 }
429 exit(0);
430 }
431 #if defined(HAVE_OPENDIR) && defined(HAVE_READDIR) && defined(HAVE_CHDIR)
432 if (argc>1 && strcmp("cd", argv[1]) == 0){
433 if (argc>3){
434 printf("ERROR: invalid parameter count for cd\n");
435 return(1);
436 }
437 #if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID)
438 if (getuid()==0 && ! ChangeRoot){
439 printf("ERROR: chdir security problem - rrdtool is running as "
440 "root an no chroot!\n");
441 return(1);
442 }
443 #endif
444 chdir(argv[2]);
445 if (errno!=0){
446 printf("ERROR: %s\n",rrd_strerror(errno));
447 return(1);
448 }
449 return(0);
450 }
451 if (argc>1 && strcmp("mkdir", argv[1]) == 0){
452 if (argc>3){
453 printf("ERROR: invalid parameter count for mkdir\n");
454 return(1);
455 }
456 #if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID)
457 if (getuid()==0 && ! ChangeRoot){
458 printf("ERROR: mkdir security problem - rrdtool is running as "
459 "root an no chroot!\n");
460 return(1);
461 }
462 #endif
463 mkdir(argv[2],0777);
464 if (errno!=0){
465 printf("ERROR: %s\n",rrd_strerror(errno));
466 return(1);
467 }
468 return(0);
469 }
470 if (argc>1 && strcmp("ls", argv[1]) == 0){
471 if (argc>2){
472 printf("ERROR: invalid parameter count for ls\n");
473 return(1);
474 }
475 if ((curdir=opendir("."))!=NULL){
476 while((dent=readdir(curdir))!=NULL){
477 if (!stat(dent->d_name,&st)){
478 if (S_ISDIR(st.st_mode)){
479 printf("d %s\n",dent->d_name);
480 }
481 if (strlen(dent->d_name)>4 && S_ISREG(st.st_mode)){
482 if (!strcmp(dent->d_name+NAMLEN(dent)-4,".rrd") ||
483 !strcmp(dent->d_name+NAMLEN(dent)-4,".RRD")){
484 printf("- %s\n",dent->d_name);
485 }
486 }
487 }
488 }
489 }
490 else{
491 printf("ERROR: %s\n",rrd_strerror(errno));
492 return(errno);
493 }
494 return(0);
495 }
496 #endif /* opendir and readdir */
498 }
499 if (argc < 3
500 || strcmp("help", argv[1]) == 0
501 || strcmp("--help", argv[1]) == 0
502 || strcmp("-help", argv[1]) == 0
503 || strcmp("-?", argv[1]) == 0
504 || strcmp("-h", argv[1]) == 0 ) {
505 PrintUsage("");
506 return 0;
507 }
509 if (strcmp("create", argv[1]) == 0)
510 rrd_create(argc-1, &argv[1]);
511 else if (strcmp("dump", argv[1]) == 0)
512 rrd_dump(argc-1, &argv[1]);
513 else if (strcmp("info", argv[1]) == 0
514 || strcmp("updatev", argv[1]) == 0){
515 info_t *data,*save;
516 if (strcmp("info",argv[1]) == 0)
517 data=rrd_info(argc-1, &argv[1]);
518 else
519 data=rrd_update_v(argc-1, &argv[1]);
520 while (data) {
521 save=data;
522 printf ("%s = ", data->key);
523 free(data->key);
525 switch (data->type) {
526 case RD_I_VAL:
527 if (isnan (data->value.u_val))
528 printf("NaN");
529 else
530 printf ("%0.10e", data->value.u_val);
531 break;
532 case RD_I_CNT:
533 printf ("%lu", data->value.u_cnt);
534 break;
535 case RD_I_INT:
536 printf ("%d", data->value.u_int);
537 break;
538 case RD_I_STR:
539 printf ("\"%s\"", data->value.u_str);
540 free(data->value.u_str);
541 break;
542 }
543 data = data->next;
544 free(save);
545 printf ("\n");
546 }
547 free(data);
548 }
550 else if (strcmp("--version", argv[1]) == 0 ||
551 strcmp("version", argv[1]) == 0 ||
552 strcmp("v", argv[1]) == 0 ||
553 strcmp("-v", argv[1]) == 0 ||
554 strcmp("-version", argv[1]) == 0 )
555 printf("RRDtool " PACKAGE_VERSION " Copyright by Tobi Oetiker, 1997-2005 (%f)\n",
556 rrd_version());
557 else if (strcmp("restore", argv[1]) == 0)
558 rrd_restore(argc-1, &argv[1]);
559 else if (strcmp("resize", argv[1]) == 0)
560 rrd_resize(argc-1, &argv[1]);
561 else if (strcmp("last", argv[1]) == 0)
562 printf("%ld\n",rrd_last(argc-1, &argv[1]));
563 else if (strcmp("first", argv[1]) == 0)
564 printf("%ld\n",rrd_first(argc-1, &argv[1]));
565 else if (strcmp("update", argv[1]) == 0)
566 rrd_update(argc-1, &argv[1]);
567 else if (strcmp("fetch", argv[1]) == 0) {
568 time_t start,end, ti;
569 unsigned long step, ds_cnt,i,ii;
570 rrd_value_t *data,*datai;
571 char **ds_namv;
572 if (rrd_fetch(argc-1, &argv[1],&start,&end,&step,&ds_cnt,&ds_namv,&data) != -1) {
573 datai=data;
574 printf(" ");
575 for (i = 0; i<ds_cnt;i++)
576 printf("%20s",ds_namv[i]);
577 printf ("\n\n");
578 for (ti = start+step; ti <= end; ti += step){
579 printf("%10lu:", ti);
580 for (ii = 0; ii < ds_cnt; ii++)
581 printf(" %0.10e", *(datai++));
582 printf("\n");
583 }
584 for (i=0;i<ds_cnt;i++)
585 free(ds_namv[i]);
586 free(ds_namv);
587 free (data);
588 }
589 } else if (strcmp("xport", argv[1]) == 0) {
590 int xxsize;
591 unsigned long int j = 0;
592 time_t start,end, ti;
593 unsigned long step, col_cnt,row_cnt;
594 rrd_value_t *data,*ptr;
595 char **legend_v;
596 if(rrd_xport(argc-1, &argv[1], &xxsize,&start,&end,&step,&col_cnt,&legend_v,&data) != -1) {
597 row_cnt = (end-start)/step;
598 ptr = data;
599 printf("<?xml version=\"1.0\" encoding=\"%s\"?>\n\n", XML_ENCODING);
600 printf("<%s>\n", ROOT_TAG);
601 printf(" <%s>\n", META_TAG);
602 printf(" <%s>%lu</%s>\n", META_START_TAG, start+step, META_START_TAG);
603 printf(" <%s>%lu</%s>\n", META_STEP_TAG, step, META_STEP_TAG);
604 printf(" <%s>%lu</%s>\n", META_END_TAG, end, META_END_TAG);
605 printf(" <%s>%lu</%s>\n", META_ROWS_TAG, row_cnt, META_ROWS_TAG);
606 printf(" <%s>%lu</%s>\n", META_COLS_TAG, col_cnt, META_COLS_TAG);
607 printf(" <%s>\n", LEGEND_TAG);
608 for (j = 0; j < col_cnt; j++) {
609 char *entry = NULL;
610 entry = legend_v[j];
611 printf(" <%s>%s</%s>\n", LEGEND_ENTRY_TAG, entry, LEGEND_ENTRY_TAG);
612 free(entry);
613 }
614 free(legend_v);
615 printf(" </%s>\n", LEGEND_TAG);
616 printf(" </%s>\n", META_TAG);
617 printf(" <%s>\n", DATA_TAG);
618 for (ti = start+step; ti <= end; ti += step) {
619 printf (" <%s>", DATA_ROW_TAG);
620 printf ("<%s>%lu</%s>", COL_TIME_TAG, ti, COL_TIME_TAG);
621 for (j = 0; j < col_cnt; j++) {
622 rrd_value_t newval = DNAN;
623 newval = *ptr;
624 if(isnan(newval)){
625 printf("<%s>NaN</%s>", COL_DATA_TAG, COL_DATA_TAG);
626 } else {
627 printf("<%s>%0.10e</%s>", COL_DATA_TAG, newval, COL_DATA_TAG);
628 };
629 ptr++;
630 }
631 printf("</%s>\n", DATA_ROW_TAG);
632 }
633 free(data);
634 printf(" </%s>\n", DATA_TAG);
635 printf("</%s>\n", ROOT_TAG);
636 }
637 }
638 else if (strcmp("graph", argv[1]) == 0) {
639 char **calcpr;
640 #ifdef notused /*XXX*/
641 const char *imgfile = argv[2]; /* rrd_graph changes argv pointer */
642 #endif
643 int xsize, ysize;
644 double ymin,ymax;
645 int i;
646 int tostdout = (strcmp(argv[2],"-") == 0);
647 if( rrd_graph(argc-1, &argv[1], &calcpr, &xsize, &ysize, NULL, &ymin, &ymax) != -1 ) {
648 if (!tostdout)
649 printf ("%dx%d\n",xsize,ysize);
650 if (calcpr) {
651 for(i=0;calcpr[i];i++){
652 if (!tostdout)
653 printf("%s\n",calcpr[i]);
654 free(calcpr[i]);
655 }
656 free(calcpr);
657 }
658 }
660 } else if (strcmp("tune", argv[1]) == 0)
661 rrd_tune(argc-1, &argv[1]);
662 else {
663 rrd_set_error("unknown function '%s'",argv[1]);
664 }
665 if (rrd_test_error()) {
666 fprintf(out, "ERROR: %s\n",rrd_get_error());
667 rrd_clear_error();
668 return 1;
669 }
670 return(0);
671 }
673 int CountArgs(char *aLine)
674 {
675 int i=0;
676 int aCount = 0;
677 int inarg = 0;
678 while (aLine[i] == ' ') i++;
679 while (aLine[i] != 0){
680 if((aLine[i]== ' ') && inarg){
681 inarg = 0;
682 }
683 if((aLine[i]!= ' ') && ! inarg){
684 inarg = 1;
685 aCount++;
686 }
687 i++;
688 }
689 return aCount;
690 }
692 /*
693 * CreateArgs - take a string (aLine) and tokenize
694 */
695 int CreateArgs(char *pName, char *aLine, int argc, char **argv)
696 {
697 char *getP, *putP;
698 char **pargv = argv;
699 char Quote = 0;
700 int inArg = 0;
701 int len;
703 len = strlen(aLine);
704 /* remove trailing space and newlines */
705 while (len && aLine[len] <= ' ') {
706 aLine[len] = 0 ; len--;
707 }
708 /* sikp leading blanks */
709 while (*aLine && *aLine <= ' ') aLine++;
711 pargv[0] = pName;
712 argc = 1;
713 getP = aLine;
714 putP = aLine;
715 while (*getP){
716 switch (*getP) {
717 case ' ':
718 if (Quote){
719 *(putP++)=*getP;
720 } else
721 if(inArg) {
722 *(putP++) = 0;
723 inArg = 0;
724 }
725 break;
726 case '"':
727 case '\'':
728 if (Quote != 0) {
729 if (Quote == *getP)
730 Quote = 0;
731 else {
732 *(putP++)=*getP;
733 }
734 } else {
735 if(!inArg){
736 pargv[argc++] = putP;
737 inArg=1;
738 }
739 Quote = *getP;
740 }
741 break;
742 default:
743 if(!inArg){
744 pargv[argc++] = putP;
745 inArg=1;
746 }
747 *(putP++)=*getP;
748 break;
749 }
750 getP++;
751 }
753 *putP = '\0';
755 if (Quote)
756 return -1;
757 else
758 return argc;
759 }