1 /*****************************************************************************
2 * RRDtool 1.2.0 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 1.2.0 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[--resolution|-r resolution]\n"
89 "\t\t[--start|-s start] [--end|-e 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[--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 char help_graph2[] =
106 "\t\t[-j|--only-graph]\n"
107 "\t\t[--font FONTTAG:size:font]\n"
108 "\t\t[--zoom factor]\n"
109 "\t\t[--alt-autoscale]\n"
110 "\t\t[--alt-autoscale-max]\n"
111 "\t\t[--no-gridfit]\n"
112 "\t\t[--units-exponent value]\n"
113 "\t\t[--units-length value]\n"
114 "\t\t[--step seconds]\n"
115 "\t\t[-f|--imginfo printfstr]\n"
116 "\t\t[-a|--imgformat PNG]\n"
117 "\t\t[-c|--color COLORTAG#rrggbb[aa]] [-t|--title string]\n";
118 char help_graph3[] =
119 "\t\t[DEF:vname=rrd:ds-name:CF]\n"
120 "\t\t[CDEF:vname=rpn-expression]\n"
121 "\t\t[VDEF:vdefname=rpn-expression]\n"
122 "\t\t[PRINT:vname:CF:format]\n"
123 "\t\t[GPRINT:vname:CF:format]\n"
124 "\t\t[PRINT:vdefname:format]\n"
125 "\t\t[GPRINT:vdefname:format]\n"
126 "\t\t[HRULE:value#rrggbb[aa][:legend]]\n"
127 "\t\t[VRULE:value#rrggbb[aa][:legend]]\n"
128 "\t\t[LINE{1|2|3}:vname[#rrggbb[aa][:legend]][:STACK]]\n"
129 "\t\t[AREA:vname[#rrggbb[aa][:legend]][:STACK]]\n"
130 "\t\t[STACK:vname[#rrggbb[aa][:legend]]]\n\n";
132 char help_tune1[] =
133 " * tune - Modify some basic properties of an RRD\n\n"
134 "\trrdtool tune filename\n"
135 "\t\t[--heartbeat|-h ds-name:heartbeat]\n"
136 "\t\t[--data-source-type|-d ds-name:DST]\n"
137 "\t\t[--data-source-rename|-r old-name:new-name]\n"
138 "\t\t[--minimum|-i ds-name:min] [--maximum|-a ds-name:max]\n"
139 "\t\t[--deltapos scale-value] [--deltaneg scale-value]\n"
140 "\t\t[--failure-threshold integer]\n"
141 "\t\t[--window-length integer]\n"
142 "\t\t[--alpha adaptation-parameter]\n";
143 char help_tune2[] =
144 " * tune - Modify some basic properties of an RRD\n\n"
145 "\t\t[--beta adaptation-parameter]\n"
146 "\t\t[--gamma adaptation-parameter]\n"
147 "\t\t[--gamma-deviation adaptation-parameter]\n"
148 "\t\t[--aberrant-reset ds-name]\n\n";
150 char help_resize[] =
151 " * resize - alter the length of one of the RRAs in an RRD\n\n"
152 "\trrdtool resize filename rranum GROW|SHRINK rows\n\n";
154 char help_xport[] =
155 "* xport - generate XML dump from one or several RRD\n\n"
156 "\trrdtool xport [-s|--start seconds] [-e|--end seconds]\n"
157 "\t\t[-m|--maxrows rows]\n"
158 "\t\t[--step seconds]\n"
159 "\t\t[DEF:vname=rrd:ds-name:CF]\n"
160 "\t\t[CDEF:vname=rpn-expression]\n"
161 "\t\t[XPORT:vname:legend]\n\n";
163 char help_quit[] =
164 " * quit - closing a session in remote mode\n\n"
165 "\trrdtool quit\n\n";
167 char help_ls[] =
168 " * ls - lists all *.rrd files in current directory\n\n"
169 "\trrdtool ls\n\n";
171 char help_cd[] =
172 " * cd - changes the current directory\n\n"
173 "\trrdtool cd new directory\n\n";
175 char help_mkdir[] =
176 " * mkdir - creates a new directory\n\n"
177 "\trrdtool mkdir newdirectoryname\n\n";
179 char help_lic[] =
180 "RRDtool is distributed under the Terms of the GNU General\n"
181 "Public License Version 2. (www.gnu.org/copyleft/gpl.html)\n\n"
183 "For more information read the RRD manpages\n\n";
185 enum { C_NONE, C_CREATE, C_DUMP, C_INFO, C_RESTORE, C_LAST, C_FIRST,
186 C_UPDATE, C_FETCH, C_GRAPH, C_TUNE, C_RESIZE, C_XPORT,
187 C_QUIT, C_LS, C_CD, C_MKDIR, C_UPDATEV };
189 int help_cmd = C_NONE;
191 if (cmd)
192 {
193 if (!strcmp(cmd,"create"))
194 help_cmd = C_CREATE;
195 else if (!strcmp(cmd,"dump"))
196 help_cmd = C_DUMP;
197 else if (!strcmp(cmd,"info"))
198 help_cmd = C_INFO;
199 else if (!strcmp(cmd,"restore"))
200 help_cmd = C_RESTORE;
201 else if (!strcmp(cmd,"last"))
202 help_cmd = C_LAST;
203 else if (!strcmp(cmd,"first"))
204 help_cmd = C_FIRST;
205 else if (!strcmp(cmd,"update"))
206 help_cmd = C_UPDATE;
207 else if (!strcmp(cmd,"updatev"))
208 help_cmd = C_UPDATEV;
209 else if (!strcmp(cmd,"fetch"))
210 help_cmd = C_FETCH;
211 else if (!strcmp(cmd,"graph"))
212 help_cmd = C_GRAPH;
213 else if (!strcmp(cmd,"tune"))
214 help_cmd = C_TUNE;
215 else if (!strcmp(cmd,"resize"))
216 help_cmd = C_RESIZE;
217 else if (!strcmp(cmd,"xport"))
218 help_cmd = C_XPORT;
219 else if (!strcmp(cmd,"quit"))
220 help_cmd = C_QUIT;
221 else if (!strcmp(cmd,"ls"))
222 help_cmd = C_LS;
223 else if (!strcmp(cmd,"cd"))
224 help_cmd = C_CD;
225 else if (!strcmp(cmd,"mkdir"))
226 help_cmd = C_MKDIR;
227 }
228 fputs(help_main, stdout);
229 switch (help_cmd)
230 {
231 case C_NONE:
232 fputs(help_list, stdout);
233 if (RemoteMode){
234 fputs(help_listremote, stdout);
235 }
236 break;
237 case C_CREATE:
238 fputs(help_create, stdout);
239 break;
240 case C_DUMP:
241 fputs(help_dump, stdout);
242 break;
243 case C_INFO:
244 fputs(help_info, stdout);
245 break;
246 case C_RESTORE:
247 fputs(help_restore, stdout);
248 break;
249 case C_LAST:
250 fputs(help_last, stdout);
251 break;
252 case C_FIRST:
253 fputs(help_first, stdout);
254 break;
255 case C_UPDATE:
256 fputs(help_update, stdout);
257 break;
258 case C_UPDATEV:
259 fputs(help_updatev, stdout);
260 break;
261 case C_FETCH:
262 fputs(help_fetch, stdout);
263 break;
264 case C_GRAPH:
265 fputs(help_graph1, stdout);
266 fputs(help_graph2, stdout);
267 fputs(help_graph3, stdout);
268 break;
269 case C_TUNE:
270 fputs(help_tune1, stdout);
271 fputs(help_tune2, stdout);
272 break;
273 case C_RESIZE:
274 fputs(help_resize, stdout);
275 break;
276 case C_XPORT:
277 fputs(help_xport, stdout);
278 break;
279 case C_QUIT:
280 fputs(help_quit, stdout);
281 break;
282 case C_LS:
283 fputs(help_ls, stdout);
284 break;
285 case C_CD:
286 fputs(help_cd, stdout);
287 break;
288 case C_MKDIR:
289 fputs(help_mkdir, stdout);
290 break;
291 }
292 fputs(help_lic, stdout);
293 }
296 int main(int argc, char *argv[])
297 {
298 char **myargv;
299 char aLine[MAX_LENGTH];
300 #ifdef HAVE_CHROOT
301 char *firstdir="";
302 #endif
303 #ifdef MUST_DISABLE_SIGFPE
304 signal(SIGFPE,SIG_IGN);
305 #endif
306 #ifdef MUST_DISABLE_FPMASK
307 fpsetmask(0);
308 #endif
309 if (argc == 1)
310 {
311 PrintUsage("");
312 return 0;
313 }
315 if (((argc == 2)||(argc == 3)) && !strcmp("-",argv[1]))
316 {
317 #if HAVE_GETRUSAGE
318 struct rusage myusage;
319 struct timeval starttime;
320 struct timeval currenttime;
321 struct timezone tz;
323 tz.tz_minuteswest =0;
324 tz.tz_dsttime=0;
325 gettimeofday(&starttime,&tz);
326 #endif
327 RemoteMode=1;
328 #ifdef HAVE_CHROOT
329 if ((argc == 3) && strcmp("",argv[2])){
330 if (getuid()==0){
331 chroot(argv[2]);
332 if (errno!=0){
333 fprintf(stderr,"ERROR: can't change root to '%s' errno=%d\n",
334 argv[2],errno);
335 exit(errno);
336 }
337 ChangeRoot=1;
338 firstdir="/";
339 }
340 else{
341 firstdir=argv[2];
342 }
343 }
344 if (strcmp(firstdir,"")){
345 chdir(firstdir);
346 if (errno!=0){
347 fprintf(stderr,"ERROR: %s\n",rrd_strerror(errno));
348 exit(errno);
349 }
350 }
351 #else
352 fprintf(stderr,"ERROR: change root is not supported by your OS "
353 "or at least by this copy of rrdtool\n");
354 exit(1);
355 #endif
357 while (fgets(aLine, sizeof(aLine)-1, stdin)){
358 if ((argc = CountArgs(aLine)) == 0) {
359 fprintf(stderr,"ERROR: not enough arguments\n");
360 }
361 if ((myargv = (char **) malloc((argc+1) *
362 sizeof(char *))) == NULL) {
363 perror("malloc");
364 exit(1);
365 }
366 if ((argc=CreateArgs(argv[0], aLine, argc, myargv)) < 0) {
367 fprintf(stderr, "ERROR: creating arguments\n");
368 exit(1);
369 }
371 if (HandleInputLine(argc, myargv, stdout))
372 exit(1);
373 free(myargv);
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");
388 #endif
389 fflush(stdout); /* this is important for pipes to work */
390 }
391 }
392 else if (argc == 2)
393 {
394 PrintUsage(argv[1]);
395 exit(0);
396 }
397 else if (argc == 3 && !strcmp(argv[1],"help"))
398 {
399 PrintUsage(argv[2]);
400 exit(0);
401 }
402 else {
403 exit(HandleInputLine(argc, argv, stderr));
404 }
405 return 0;
406 }
408 /* HandleInputLine is NOT thread safe - due to readdir issues,
409 resolving them portably is not really simple. */
410 int HandleInputLine(int argc, char **argv, FILE* out)
411 {
412 #if defined(HAVE_OPENDIR) && defined (HAVE_READDIR)
413 DIR *curdir; /* to read current dir with ls */
414 struct dirent *dent;
415 #endif
416 #if defined(HAVE_SYS_STAT_H)
417 struct stat st;
418 #endif
420 if (RemoteMode){
421 if (argc>1 && strcmp("quit", argv[1]) == 0){
422 if (argc>2){
423 printf("ERROR: invalid parameter count for quit\n");
424 return(0);
425 }
426 exit(0);
427 }
428 #if defined(HAVE_OPENDIR) && defined(HAVE_READDIR) && defined(HAVE_CHDIR)
429 if (argc>1 && strcmp("cd", argv[1]) == 0){
430 if (argc>3){
431 printf("ERROR: invalid parameter count for cd\n");
432 return(0);
433 }
434 #if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID)
435 if (getuid()==0 && ! ChangeRoot){
436 printf("ERROR: chdir security problem - rrdtool is running as "
437 "root an no chroot!\n");
438 return(0);
439 }
440 #endif
441 chdir(argv[2]);
442 if (errno!=0){
443 printf("ERROR: %s\n",rrd_strerror(errno));
444 }
445 return(0);
446 }
447 if (argc>1 && strcmp("mkdir", argv[1]) == 0){
448 if (argc>3){
449 printf("ERROR: invalid parameter count for mkdir\n");
450 return(0);
451 }
452 #if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID)
453 if (getuid()==0 && ! ChangeRoot){
454 printf("ERROR: mkdir security problem - rrdtool is running as "
455 "root an no chroot!\n");
456 return(0);
457 }
458 #endif
459 mkdir(argv[2],0777);
460 if (errno!=0){
461 printf("ERROR: %s\n",rrd_strerror(errno));
462 }
463 return(0);
464 }
465 if (argc>1 && strcmp("ls", argv[1]) == 0){
466 if (argc>2){
467 printf("ERROR: invalid parameter count for ls\n");
468 return(0);
469 }
470 if ((curdir=opendir("."))!=NULL){
471 while((dent=readdir(curdir))!=NULL){
472 if (!stat(dent->d_name,&st)){
473 if (S_ISDIR(st.st_mode)){
474 printf("d %s\n",dent->d_name);
475 }
476 if (strlen(dent->d_name)>4 && S_ISREG(st.st_mode)){
477 if (!strcmp(dent->d_name+NAMLEN(dent)-4,".rrd") ||
478 !strcmp(dent->d_name+NAMLEN(dent)-4,".RRD")){
479 printf("- %s\n",dent->d_name);
480 }
481 }
482 }
483 }
484 }
485 else{
486 printf("ERROR: %s\n",rrd_strerror(errno));
487 return(errno);
488 }
489 return(0);
490 }
491 #endif /* opendir and readdir */
493 }
494 if (argc < 3
495 || strcmp("help", argv[1]) == 0
496 || strcmp("--help", argv[1]) == 0
497 || strcmp("-help", argv[1]) == 0
498 || strcmp("-?", argv[1]) == 0
499 || strcmp("-h", argv[1]) == 0 ) {
500 PrintUsage("");
501 return 0;
502 }
504 if (strcmp("create", argv[1]) == 0)
505 rrd_create(argc-1, &argv[1]);
506 else if (strcmp("dump", argv[1]) == 0)
507 rrd_dump(argc-1, &argv[1]);
508 else if (strcmp("info", argv[1]) == 0
509 || strcmp("updatev", argv[1]) == 0){
510 info_t *data,*save;
511 if (strcmp("info",argv[1]) == 0)
512 data=rrd_info(argc-1, &argv[1]);
513 else
514 data=rrd_update_v(argc-1, &argv[1]);
515 while (data) {
516 save=data;
517 printf ("%s = ", data->key);
518 free(data->key);
520 switch (data->type) {
521 case RD_I_VAL:
522 if (isnan (data->value.u_val))
523 printf("NaN");
524 else
525 printf ("%0.10e", data->value.u_val);
526 break;
527 case RD_I_CNT:
528 printf ("%lu", data->value.u_cnt);
529 break;
530 case RD_I_INT:
531 printf ("%d", data->value.u_int);
532 break;
533 case RD_I_STR:
534 printf ("\"%s\"", data->value.u_str);
535 free(data->value.u_str);
536 break;
537 }
538 data = data->next;
539 free(save);
540 printf ("\n");
541 }
542 free(data);
543 }
545 else if (strcmp("--version", argv[1]) == 0 ||
546 strcmp("version", argv[1]) == 0 ||
547 strcmp("v", argv[1]) == 0 ||
548 strcmp("-v", argv[1]) == 0 ||
549 strcmp("-version", argv[1]) == 0 )
550 printf("RRDtool 1.2.0 Copyright by Tobi Oetiker, 1997-2005\n");
551 else if (strcmp("restore", argv[1]) == 0)
552 rrd_restore(argc-1, &argv[1]);
553 else if (strcmp("resize", argv[1]) == 0)
554 rrd_resize(argc-1, &argv[1]);
555 else if (strcmp("last", argv[1]) == 0)
556 printf("%ld\n",rrd_last(argc-1, &argv[1]));
557 else if (strcmp("first", argv[1]) == 0)
558 printf("%ld\n",rrd_first(argc-1, &argv[1]));
559 else if (strcmp("update", argv[1]) == 0)
560 rrd_update(argc-1, &argv[1]);
561 else if (strcmp("fetch", argv[1]) == 0) {
562 time_t start,end, ti;
563 unsigned long step, ds_cnt,i,ii;
564 rrd_value_t *data,*datai;
565 char **ds_namv;
566 if (rrd_fetch(argc-1, &argv[1],&start,&end,&step,&ds_cnt,&ds_namv,&data) != -1) {
567 datai=data;
568 printf(" ");
569 for (i = 0; i<ds_cnt;i++)
570 printf("%20s",ds_namv[i]);
571 printf ("\n\n");
572 for (ti = start+step; ti <= end; ti += step){
573 printf("%10lu:", ti);
574 for (ii = 0; ii < ds_cnt; ii++)
575 printf(" %0.10e", *(datai++));
576 printf("\n");
577 }
578 for (i=0;i<ds_cnt;i++)
579 free(ds_namv[i]);
580 free(ds_namv);
581 free (data);
582 }
583 } else if (strcmp("xport", argv[1]) == 0) {
584 int xxsize;
585 unsigned long int j = 0;
586 time_t start,end, ti;
587 unsigned long step, col_cnt,row_cnt;
588 rrd_value_t *data,*ptr;
589 char **legend_v;
590 if(rrd_xport(argc-1, &argv[1], &xxsize,&start,&end,&step,&col_cnt,&legend_v,&data) != -1) {
591 row_cnt = (end-start)/step;
592 ptr = data;
593 printf("<?xml version=\"1.0\" encoding=\"%s\"?>\n\n", XML_ENCODING);
594 printf("<%s>\n", ROOT_TAG);
595 printf(" <%s>\n", META_TAG);
596 printf(" <%s>%lu</%s>\n", META_START_TAG, start+step, META_START_TAG);
597 printf(" <%s>%lu</%s>\n", META_STEP_TAG, step, META_STEP_TAG);
598 printf(" <%s>%lu</%s>\n", META_END_TAG, end, META_END_TAG);
599 printf(" <%s>%lu</%s>\n", META_ROWS_TAG, row_cnt, META_ROWS_TAG);
600 printf(" <%s>%lu</%s>\n", META_COLS_TAG, col_cnt, META_COLS_TAG);
601 printf(" <%s>\n", LEGEND_TAG);
602 for (j = 0; j < col_cnt; j++) {
603 char *entry = NULL;
604 entry = legend_v[j];
605 printf(" <%s>%s</%s>\n", LEGEND_ENTRY_TAG, entry, LEGEND_ENTRY_TAG);
606 free(entry);
607 }
608 free(legend_v);
609 printf(" </%s>\n", LEGEND_TAG);
610 printf(" </%s>\n", META_TAG);
611 printf(" <%s>\n", DATA_TAG);
612 for (ti = start+step; ti <= end; ti += step) {
613 printf (" <%s>", DATA_ROW_TAG);
614 printf ("<%s>%lu</%s>", COL_TIME_TAG, ti, COL_TIME_TAG);
615 for (j = 0; j < col_cnt; j++) {
616 rrd_value_t newval = DNAN;
617 newval = *ptr;
618 if(isnan(newval)){
619 printf("<%s>NaN</%s>", COL_DATA_TAG, COL_DATA_TAG);
620 } else {
621 printf("<%s>%0.10e</%s>", COL_DATA_TAG, newval, COL_DATA_TAG);
622 };
623 ptr++;
624 }
625 printf("</%s>\n", DATA_ROW_TAG);
626 }
627 free(data);
628 printf(" </%s>\n", DATA_TAG);
629 printf("</%s>\n", ROOT_TAG);
630 }
631 }
632 else if (strcmp("graph", argv[1]) == 0) {
633 char **calcpr;
634 #ifdef notused /*XXX*/
635 const char *imgfile = argv[2]; /* rrd_graph changes argv pointer */
636 #endif
637 int xsize, ysize;
638 double ymin,ymax;
639 int i;
640 int tostdout = (strcmp(argv[2],"-") == 0);
641 if( rrd_graph(argc-1, &argv[1], &calcpr, &xsize, &ysize, NULL, &ymin, &ymax) != -1 ) {
642 if (!tostdout)
643 printf ("%dx%d\n",xsize,ysize);
644 if (calcpr) {
645 for(i=0;calcpr[i];i++){
646 if (!tostdout)
647 printf("%s\n",calcpr[i]);
648 free(calcpr[i]);
649 }
650 free(calcpr);
651 }
652 }
654 } else if (strcmp("tune", argv[1]) == 0)
655 rrd_tune(argc-1, &argv[1]);
656 else {
657 rrd_set_error("unknown function '%s'",argv[1]);
658 }
659 if (rrd_test_error()) {
660 fprintf(out, "ERROR: %s\n",rrd_get_error());
661 rrd_clear_error();
662 return 1;
663 }
664 return(0);
665 }
667 int CountArgs(char *aLine)
668 {
669 int i=0;
670 int aCount = 0;
671 int inarg = 0;
672 while (aLine[i] == ' ') i++;
673 while (aLine[i] != 0){
674 if((aLine[i]== ' ') && inarg){
675 inarg = 0;
676 }
677 if((aLine[i]!= ' ') && ! inarg){
678 inarg = 1;
679 aCount++;
680 }
681 i++;
682 }
683 return aCount;
684 }
686 /*
687 * CreateArgs - take a string (aLine) and tokenize
688 */
689 int CreateArgs(char *pName, char *aLine, int argc, char **argv)
690 {
691 char *getP, *putP;
692 char **pargv = argv;
693 char Quote = 0;
694 int inArg = 0;
695 int len;
697 len = strlen(aLine);
698 /* remove trailing space and newlines */
699 while (len && aLine[len] <= ' ') {
700 aLine[len] = 0 ; len--;
701 }
702 /* sikp leading blanks */
703 while (*aLine && *aLine <= ' ') aLine++;
705 pargv[0] = pName;
706 argc = 1;
707 getP = aLine;
708 putP = aLine;
709 while (*getP){
710 switch (*getP) {
711 case ' ':
712 if (Quote){
713 *(putP++)=*getP;
714 } else
715 if(inArg) {
716 *(putP++) = 0;
717 inArg = 0;
718 }
719 break;
720 case '"':
721 case '\'':
722 if (Quote != 0) {
723 if (Quote == *getP)
724 Quote = 0;
725 else {
726 *(putP++)=*getP;
727 }
728 } else {
729 if(!inArg){
730 pargv[argc++] = putP;
731 inArg=1;
732 }
733 Quote = *getP;
734 }
735 break;
736 default:
737 if(!inArg){
738 pargv[argc++] = putP;
739 inArg=1;
740 }
741 *(putP++)=*getP;
742 break;
743 }
744 getP++;
745 }
747 *putP = '\0';
749 if (Quote)
750 return -1;
751 else
752 return argc;
753 }