a9f778ebe119ea39c456d8e7a04976d71f8997f0
1 /*****************************************************************************
2 * RRDtool 1.2rc5 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 1.2rc5 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[--units-exponent value]\n"
112 "\t\t[--step seconds]\n"
113 "\t\t[-f|--imginfo printfstr]\n"
114 "\t\t[-a|--imgformat PNG]\n"
115 "\t\t[-c|--color COLORTAG#rrggbb[aa]] [-t|--title string]\n";
116 char help_graph3[] =
117 "\t\t[DEF:vname=rrd:ds-name:CF]\n"
118 "\t\t[CDEF:vname=rpn-expression]\n"
119 "\t\t[PRINT:vname:CF:format]\n"
120 "\t\t[GPRINT:vname:CF:format]\n"
121 "\t\t[HRULE:value#rrggbb[aa][:legend]]\n"
122 "\t\t[VRULE:value#rrggbb[aa][:legend]]\n"
123 "\t\t[LINE{1|2|3}:vname[#rrggbb[aa][:legend]]]\n"
124 "\t\t[AREA:vname[#rrggbb[aa][:legend]]]\n"
125 "\t\t[STACK:vname[#rrggbb[aa][:legend]]]\n\n";
127 char help_tune1[] =
128 " * tune - Modify some basic properties of an RRD\n\n"
129 "\trrdtool tune filename\n"
130 "\t\t[--heartbeat|-h ds-name:heartbeat]\n"
131 "\t\t[--data-source-type|-d ds-name:DST]\n"
132 "\t\t[--data-source-rename|-r old-name:new-name]\n"
133 "\t\t[--minimum|-i ds-name:min] [--maximum|-a ds-name:max]\n"
134 "\t\t[--deltapos scale-value] [--deltaneg scale-value]\n"
135 "\t\t[--failure-threshold integer]\n"
136 "\t\t[--window-length integer]\n"
137 "\t\t[--alpha adaptation-parameter]\n";
138 char help_tune2[] =
139 " * tune - Modify some basic properties of an RRD\n\n"
140 "\t\t[--beta adaptation-parameter]\n"
141 "\t\t[--gamma adaptation-parameter]\n"
142 "\t\t[--gamma-deviation adaptation-parameter]\n"
143 "\t\t[--aberrant-reset ds-name]\n\n";
145 char help_resize[] =
146 " * resize - alter the length of one of the RRAs in an RRD\n\n"
147 "\trrdtool resize filename rranum GROW|SHRINK rows\n\n";
149 char help_xport[] =
150 "* xport - generate XML dump from one or several RRD\n\n"
151 "\trrdtool xport [-s|--start seconds] [-e|--end seconds]\n"
152 "\t\t[-m|--maxrows rows]\n"
153 "\t\t[--step seconds]\n"
154 "\t\t[DEF:vname=rrd:ds-name:CF]\n"
155 "\t\t[CDEF:vname=rpn-expression]\n"
156 "\t\t[XPORT:vname:legend]\n\n";
158 char help_quit[] =
159 " * quit - closing a session in remote mode\n\n"
160 "\trrdtool quit\n\n";
162 char help_ls[] =
163 " * ls - lists all *.rrd files in current directory\n\n"
164 "\trrdtool ls\n\n";
166 char help_cd[] =
167 " * cd - changes the current directory\n\n"
168 "\trrdtool cd new directory\n\n";
170 char help_mkdir[] =
171 " * mkdir - creates a new directory\n\n"
172 "\trrdtool mkdir newdirectoryname\n\n";
174 char help_lic[] =
175 "RRDtool is distributed under the Terms of the GNU General\n"
176 "Public License Version 2. (www.gnu.org/copyleft/gpl.html)\n\n"
178 "For more information read the RRD manpages\n\n";
180 enum { C_NONE, C_CREATE, C_DUMP, C_INFO, C_RESTORE, C_LAST, C_FIRST,
181 C_UPDATE, C_FETCH, C_GRAPH, C_TUNE, C_RESIZE, C_XPORT,
182 C_QUIT, C_LS, C_CD, C_MKDIR, C_UPDATEV };
184 int help_cmd = C_NONE;
186 if (cmd)
187 {
188 if (!strcmp(cmd,"create"))
189 help_cmd = C_CREATE;
190 else if (!strcmp(cmd,"dump"))
191 help_cmd = C_DUMP;
192 else if (!strcmp(cmd,"info"))
193 help_cmd = C_INFO;
194 else if (!strcmp(cmd,"restore"))
195 help_cmd = C_RESTORE;
196 else if (!strcmp(cmd,"last"))
197 help_cmd = C_LAST;
198 else if (!strcmp(cmd,"first"))
199 help_cmd = C_FIRST;
200 else if (!strcmp(cmd,"update"))
201 help_cmd = C_UPDATE;
202 else if (!strcmp(cmd,"updatev"))
203 help_cmd = C_UPDATEV;
204 else if (!strcmp(cmd,"fetch"))
205 help_cmd = C_FETCH;
206 else if (!strcmp(cmd,"graph"))
207 help_cmd = C_GRAPH;
208 else if (!strcmp(cmd,"tune"))
209 help_cmd = C_TUNE;
210 else if (!strcmp(cmd,"resize"))
211 help_cmd = C_RESIZE;
212 else if (!strcmp(cmd,"xport"))
213 help_cmd = C_XPORT;
214 else if (!strcmp(cmd,"quit"))
215 help_cmd = C_QUIT;
216 else if (!strcmp(cmd,"ls"))
217 help_cmd = C_LS;
218 else if (!strcmp(cmd,"cd"))
219 help_cmd = C_CD;
220 else if (!strcmp(cmd,"mkdir"))
221 help_cmd = C_MKDIR;
222 }
223 fputs(help_main, stdout);
224 switch (help_cmd)
225 {
226 case C_NONE:
227 fputs(help_list, stdout);
228 if (RemoteMode){
229 fputs(help_listremote, stdout);
230 }
231 break;
232 case C_CREATE:
233 fputs(help_create, stdout);
234 break;
235 case C_DUMP:
236 fputs(help_dump, stdout);
237 break;
238 case C_INFO:
239 fputs(help_info, stdout);
240 break;
241 case C_RESTORE:
242 fputs(help_restore, stdout);
243 break;
244 case C_LAST:
245 fputs(help_last, stdout);
246 break;
247 case C_FIRST:
248 fputs(help_first, stdout);
249 break;
250 case C_UPDATE:
251 fputs(help_update, stdout);
252 break;
253 case C_UPDATEV:
254 fputs(help_updatev, stdout);
255 break;
256 case C_FETCH:
257 fputs(help_fetch, stdout);
258 break;
259 case C_GRAPH:
260 fputs(help_graph1, stdout);
261 fputs(help_graph2, stdout);
262 fputs(help_graph3, stdout);
263 break;
264 case C_TUNE:
265 fputs(help_tune1, stdout);
266 fputs(help_tune2, stdout);
267 break;
268 case C_RESIZE:
269 fputs(help_resize, stdout);
270 break;
271 case C_XPORT:
272 fputs(help_xport, stdout);
273 break;
274 case C_QUIT:
275 fputs(help_quit, stdout);
276 break;
277 case C_LS:
278 fputs(help_ls, stdout);
279 break;
280 case C_CD:
281 fputs(help_cd, stdout);
282 break;
283 case C_MKDIR:
284 fputs(help_mkdir, stdout);
285 break;
286 }
287 fputs(help_lic, stdout);
288 }
291 int main(int argc, char *argv[])
292 {
293 char **myargv;
294 char aLine[MAX_LENGTH];
295 #ifdef HAVE_CHROOT
296 char *firstdir="";
297 #endif
298 #ifdef MUST_DISABLE_SIGFPE
299 signal(SIGFPE,SIG_IGN);
300 #endif
301 #ifdef MUST_DISABLE_FPMASK
302 fpsetmask(0);
303 #endif
304 if (argc == 1)
305 {
306 PrintUsage("");
307 return 0;
308 }
310 if (((argc == 2)||(argc == 3)) && !strcmp("-",argv[1]))
311 {
312 #if HAVE_GETRUSAGE
313 struct rusage myusage;
314 struct timeval starttime;
315 struct timeval currenttime;
316 struct timezone tz;
318 tz.tz_minuteswest =0;
319 tz.tz_dsttime=0;
320 gettimeofday(&starttime,&tz);
321 #endif
322 RemoteMode=1;
323 #ifdef HAVE_CHROOT
324 if ((argc == 3) && strcmp("",argv[2])){
325 if (getuid()==0){
326 chroot(argv[2]);
327 if (errno!=0){
328 fprintf(stderr,"ERROR: can't change root to '%s' errno=%d\n",
329 argv[2],errno);
330 exit(errno);
331 }
332 ChangeRoot=1;
333 firstdir="/";
334 }
335 else{
336 firstdir=argv[2];
337 }
338 }
339 if (strcmp(firstdir,"")){
340 chdir(firstdir);
341 if (errno!=0){
342 fprintf(stderr,"ERROR: %s\n",rrd_strerror(errno));
343 exit(errno);
344 }
345 }
346 #else
347 fprintf(stderr,"ERROR: change root is not supported by your OS "
348 "or at least by this copy of rrdtool\n");
349 exit(1);
350 #endif
352 while (fgets(aLine, sizeof(aLine)-1, stdin)){
353 if ((argc = CountArgs(aLine)) == 0) {
354 fprintf(stderr,"ERROR: not enough arguments\n");
355 }
356 if ((myargv = (char **) malloc((argc+1) *
357 sizeof(char *))) == NULL) {
358 perror("malloc");
359 exit(1);
360 }
361 if ((argc=CreateArgs(argv[0], aLine, argc, myargv)) < 0) {
362 fprintf(stderr, "ERROR: creating arguments\n");
363 exit(1);
364 }
366 if (HandleInputLine(argc, myargv, stdout))
367 exit(1);
368 free(myargv);
370 #if HAVE_GETRUSAGE
371 getrusage(RUSAGE_SELF,&myusage);
372 gettimeofday(¤ttime,&tz);
373 printf("OK u:%1.2f s:%1.2f r:%1.2f\n",
374 (double)myusage.ru_utime.tv_sec+
375 (double)myusage.ru_utime.tv_usec/1000000.0,
376 (double)myusage.ru_stime.tv_sec+
377 (double)myusage.ru_stime.tv_usec/1000000.0,
378 (double)(currenttime.tv_sec-starttime.tv_sec)
379 +(double)(currenttime.tv_usec-starttime.tv_usec)
380 /1000000.0);
381 #else
382 printf("OK\n");
383 #endif
384 fflush(stdout); /* this is important for pipes to work */
385 }
386 }
387 else if (argc == 2)
388 {
389 PrintUsage(argv[1]);
390 exit(0);
391 }
392 else if (argc == 3 && !strcmp(argv[1],"help"))
393 {
394 PrintUsage(argv[2]);
395 exit(0);
396 }
397 else {
398 exit(HandleInputLine(argc, argv, stderr));
399 }
400 return 0;
401 }
403 /* HandleInputLine is NOT thread safe - due to readdir issues,
404 resolving them portably is not really simple. */
405 int HandleInputLine(int argc, char **argv, FILE* out)
406 {
407 #if defined(HAVE_OPENDIR) && defined (HAVE_READDIR)
408 DIR *curdir; /* to read current dir with ls */
409 struct dirent *dent;
410 #endif
411 #if defined(HAVE_SYS_STAT_H)
412 struct stat st;
413 #endif
414 optind=0; /* reset gnu getopt */
415 opterr=0; /* no error messages */
417 if (RemoteMode){
418 if (argc>1 && strcmp("quit", argv[1]) == 0){
419 if (argc>2){
420 printf("ERROR: invalid parameter count for quit\n");
421 return(0);
422 }
423 exit(0);
424 }
425 #if defined(HAVE_OPENDIR) && defined(HAVE_READDIR) && defined(HAVE_CHDIR)
426 if (argc>1 && strcmp("cd", argv[1]) == 0){
427 if (argc>3){
428 printf("ERROR: invalid parameter count for cd\n");
429 return(0);
430 }
431 #if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID)
432 if (getuid()==0 && ! ChangeRoot){
433 printf("ERROR: chdir security problem - rrdtool is running as "
434 "root an no chroot!\n");
435 return(0);
436 }
437 #endif
438 chdir(argv[2]);
439 if (errno!=0){
440 printf("ERROR: %s\n",rrd_strerror(errno));
441 }
442 return(0);
443 }
444 if (argc>1 && strcmp("mkdir", argv[1]) == 0){
445 if (argc>3){
446 printf("ERROR: invalid parameter count for mkdir\n");
447 return(0);
448 }
449 #if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID)
450 if (getuid()==0 && ! ChangeRoot){
451 printf("ERROR: mkdir security problem - rrdtool is running as "
452 "root an no chroot!\n");
453 return(0);
454 }
455 #endif
456 mkdir(argv[2],0777);
457 if (errno!=0){
458 printf("ERROR: %s\n",rrd_strerror(errno));
459 }
460 return(0);
461 }
462 if (argc>1 && strcmp("ls", argv[1]) == 0){
463 if (argc>2){
464 printf("ERROR: invalid parameter count for ls\n");
465 return(0);
466 }
467 if ((curdir=opendir("."))!=NULL){
468 while((dent=readdir(curdir))!=NULL){
469 if (!stat(dent->d_name,&st)){
470 if (S_ISDIR(st.st_mode)){
471 printf("d %s\n",dent->d_name);
472 }
473 if (strlen(dent->d_name)>4 && S_ISREG(st.st_mode)){
474 if (!strcmp(dent->d_name+NAMLEN(dent)-4,".rrd") ||
475 !strcmp(dent->d_name+NAMLEN(dent)-4,".RRD")){
476 printf("- %s\n",dent->d_name);
477 }
478 }
479 }
480 }
481 }
482 else{
483 printf("ERROR: %s\n",rrd_strerror(errno));
484 return(errno);
485 }
486 return(0);
487 }
488 #endif /* opendir and readdir */
490 }
491 if (argc < 3
492 || strcmp("help", argv[1]) == 0
493 || strcmp("--help", argv[1]) == 0
494 || strcmp("-help", argv[1]) == 0
495 || strcmp("-?", argv[1]) == 0
496 || strcmp("-h", argv[1]) == 0 ) {
497 PrintUsage("");
498 return 0;
499 }
501 if (strcmp("create", argv[1]) == 0)
502 rrd_create(argc-1, &argv[1]);
503 else if (strcmp("dump", argv[1]) == 0)
504 rrd_dump(argc-1, &argv[1]);
505 else if (strcmp("info", argv[1]) == 0
506 || strcmp("updatev", argv[1]) == 0){
507 info_t *data,*save;
508 if (strcmp("info",argv[1]) == 0)
509 data=rrd_info(argc-1, &argv[1]);
510 else
511 data=rrd_update_v(argc-1, &argv[1]);
512 while (data) {
513 save=data;
514 printf ("%s = ", data->key);
515 free(data->key);
517 switch (data->type) {
518 case RD_I_VAL:
519 if (isnan (data->value.u_val))
520 printf("NaN");
521 else
522 printf ("%0.10e", data->value.u_val);
523 break;
524 case RD_I_CNT:
525 printf ("%lu", data->value.u_cnt);
526 break;
527 case RD_I_INT:
528 printf ("%d", data->value.u_int);
529 break;
530 case RD_I_STR:
531 printf ("\"%s\"", data->value.u_str);
532 free(data->value.u_str);
533 break;
534 }
535 data = data->next;
536 free(save);
537 printf ("\n");
538 }
539 free(data);
540 }
542 else if (strcmp("--version", argv[1]) == 0 ||
543 strcmp("version", argv[1]) == 0 ||
544 strcmp("v", argv[1]) == 0 ||
545 strcmp("-v", argv[1]) == 0 ||
546 strcmp("-version", argv[1]) == 0 )
547 printf("RRDtool 1.2rc5 Copyright by Tobi Oetiker, 1997-2005\n");
548 else if (strcmp("restore", argv[1]) == 0)
549 rrd_restore(argc-1, &argv[1]);
550 else if (strcmp("resize", argv[1]) == 0)
551 rrd_resize(argc-1, &argv[1]);
552 else if (strcmp("last", argv[1]) == 0)
553 printf("%ld\n",rrd_last(argc-1, &argv[1]));
554 else if (strcmp("first", argv[1]) == 0)
555 printf("%ld\n",rrd_first(argc-1, &argv[1]));
556 else if (strcmp("update", argv[1]) == 0)
557 rrd_update(argc-1, &argv[1]);
558 else if (strcmp("fetch", argv[1]) == 0) {
559 time_t start,end, ti;
560 unsigned long step, ds_cnt,i,ii;
561 rrd_value_t *data,*datai;
562 char **ds_namv;
563 if (rrd_fetch(argc-1, &argv[1],&start,&end,&step,&ds_cnt,&ds_namv,&data) != -1) {
564 datai=data;
565 printf(" ");
566 for (i = 0; i<ds_cnt;i++)
567 printf("%20s",ds_namv[i]);
568 printf ("\n\n");
569 for (ti = start+step; ti <= end; ti += step){
570 printf("%10lu:", ti);
571 for (ii = 0; ii < ds_cnt; ii++)
572 printf(" %0.10e", *(datai++));
573 printf("\n");
574 }
575 for (i=0;i<ds_cnt;i++)
576 free(ds_namv[i]);
577 free(ds_namv);
578 free (data);
579 }
580 } else if (strcmp("xport", argv[1]) == 0) {
581 int xxsize;
582 unsigned long int j = 0;
583 time_t start,end, ti;
584 unsigned long step, col_cnt,row_cnt;
585 rrd_value_t *data,*ptr;
586 char **legend_v;
587 if(rrd_xport(argc-1, &argv[1], &xxsize,&start,&end,&step,&col_cnt,&legend_v,&data) != -1) {
588 row_cnt = (end-start)/step;
589 ptr = data;
590 printf("<?xml version=\"1.0\" encoding=\"%s\"?>\n\n", XML_ENCODING);
591 printf("<%s>\n", ROOT_TAG);
592 printf(" <%s>\n", META_TAG);
593 printf(" <%s>%lu</%s>\n", META_START_TAG, start+step, META_START_TAG);
594 printf(" <%s>%lu</%s>\n", META_STEP_TAG, step, META_STEP_TAG);
595 printf(" <%s>%lu</%s>\n", META_END_TAG, end, META_END_TAG);
596 printf(" <%s>%lu</%s>\n", META_ROWS_TAG, row_cnt, META_ROWS_TAG);
597 printf(" <%s>%lu</%s>\n", META_COLS_TAG, col_cnt, META_COLS_TAG);
598 printf(" <%s>\n", LEGEND_TAG);
599 for (j = 0; j < col_cnt; j++) {
600 char *entry = NULL;
601 entry = legend_v[j];
602 printf(" <%s>%s</%s>\n", LEGEND_ENTRY_TAG, entry, LEGEND_ENTRY_TAG);
603 free(entry);
604 }
605 free(legend_v);
606 printf(" </%s>\n", LEGEND_TAG);
607 printf(" </%s>\n", META_TAG);
608 printf(" <%s>\n", DATA_TAG);
609 for (ti = start+step; ti <= end; ti += step) {
610 printf (" <%s>", DATA_ROW_TAG);
611 printf ("<%s>%lu</%s>", COL_TIME_TAG, ti, COL_TIME_TAG);
612 for (j = 0; j < col_cnt; j++) {
613 rrd_value_t newval = DNAN;
614 newval = *ptr;
615 if(isnan(newval)){
616 printf("<%s>NaN</%s>", COL_DATA_TAG, COL_DATA_TAG);
617 } else {
618 printf("<%s>%0.10e</%s>", COL_DATA_TAG, newval, COL_DATA_TAG);
619 };
620 ptr++;
621 }
622 printf("</%s>\n", DATA_ROW_TAG);
623 }
624 free(data);
625 printf(" </%s>\n", DATA_TAG);
626 printf("</%s>\n", ROOT_TAG);
627 }
628 }
629 else if (strcmp("graph", argv[1]) == 0) {
630 char **calcpr;
631 #ifdef notused /*XXX*/
632 const char *imgfile = argv[2]; /* rrd_graph changes argv pointer */
633 #endif
634 int xsize, ysize;
635 double ymin,ymax;
636 int i;
637 int tostdout = (strcmp(argv[2],"-") == 0);
638 if( rrd_graph(argc-1, &argv[1], &calcpr, &xsize, &ysize, NULL, &ymin, &ymax) != -1 ) {
639 if (!tostdout)
640 printf ("%dx%d\n",xsize,ysize);
641 if (calcpr) {
642 for(i=0;calcpr[i];i++){
643 if (!tostdout)
644 printf("%s\n",calcpr[i]);
645 free(calcpr[i]);
646 }
647 free(calcpr);
648 }
649 }
651 } else if (strcmp("tune", argv[1]) == 0)
652 rrd_tune(argc-1, &argv[1]);
653 else {
654 rrd_set_error("unknown function '%s'",argv[1]);
655 }
656 if (rrd_test_error()) {
657 fprintf(out, "ERROR: %s\n",rrd_get_error());
658 rrd_clear_error();
659 return 1;
660 }
661 return(0);
662 }
664 int CountArgs(char *aLine)
665 {
666 int i=0;
667 int aCount = 0;
668 int inarg = 0;
669 while (aLine[i] == ' ') i++;
670 while (aLine[i] != 0){
671 if((aLine[i]== ' ') && inarg){
672 inarg = 0;
673 }
674 if((aLine[i]!= ' ') && ! inarg){
675 inarg = 1;
676 aCount++;
677 }
678 i++;
679 }
680 return aCount;
681 }
683 /*
684 * CreateArgs - take a string (aLine) and tokenize
685 */
686 int CreateArgs(char *pName, char *aLine, int argc, char **argv)
687 {
688 char *getP, *putP;
689 char **pargv = argv;
690 char Quote = 0;
691 int inArg = 0;
692 int len;
694 len = strlen(aLine);
695 /* remove trailing space and newlines */
696 while (len && aLine[len] <= ' ') {
697 aLine[len] = 0 ; len--;
698 }
699 /* sikp leading blanks */
700 while (*aLine && *aLine <= ' ') aLine++;
702 pargv[0] = pName;
703 argc = 1;
704 getP = aLine;
705 putP = aLine;
706 while (*getP){
707 switch (*getP) {
708 case ' ':
709 if (Quote){
710 *(putP++)=*getP;
711 } else
712 if(inArg) {
713 *(putP++) = 0;
714 inArg = 0;
715 }
716 break;
717 case '"':
718 case '\'':
719 if (Quote != 0) {
720 if (Quote == *getP)
721 Quote = 0;
722 else {
723 *(putP++)=*getP;
724 }
725 } else {
726 if(!inArg){
727 pargv[argc++] = putP;
728 inArg=1;
729 }
730 Quote = *getP;
731 }
732 break;
733 default:
734 if(!inArg){
735 pargv[argc++] = putP;
736 inArg=1;
737 }
738 *(putP++)=*getP;
739 break;
740 }
741 getP++;
742 }
744 *putP = '\0';
746 if (Quote)
747 return -1;
748 else
749 return argc;
750 }