70fd90882ea9ead800ffa3000acdeef03bca41df
1 /*****************************************************************************
2 * RRDtool 1.2.30 Copyright by Tobi Oetiker, 1997-2009
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 1997-2008 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, lastupdate, first, info, fetch, tune,\n"
32 "\t\tresize, xport\n\n";
34 char help_listremote[] =
35 "Valid remote commands: quit, ls, cd, mkdir, pwd\n\n";
38 char help_create[] =
39 "* create - create a new RRD\n\n"
40 "\trrdtool create filename [--start|-b start time]\n"
41 "\t\t[--step|-s step]\n"
42 "\t\t[DS:ds-name:DST:dst arguments]\n"
43 "\t\t[RRA:CF:cf arguments]\n\n";
45 char help_dump[] =
46 "* dump - dump an RRD to XML\n\n"
47 "\trrdtool dump filename.rrd >filename.xml\n\n";
49 char help_info[] =
50 "* info - returns the configuration and status of the RRD\n\n"
51 "\trrdtool info filename.rrd\n\n";
53 char help_restore[] =
54 "* restore - restore an RRD file from its XML form\n\n"
55 "\trrdtool restore [--range-check|-r] [--force-overwrite|-f] filename.xml filename.rrd\n\n";
57 char help_last[] =
58 "* last - show last update time for RRD\n\n"
59 "\trrdtool last filename.rrd\n\n";
61 char help_lastupdate[] =
62 "* lastupdate - returns the most recent datum stored for\n"
63 " each DS in an RRD\n\n"
64 "\trrdtool lastupdate filename.rrd\n\n";
66 char help_first[] =
67 "* first - show first update time for RRA within an RRD\n\n"
68 "\trrdtool first filename.rrd [--rraindex number]\n\n";
70 char help_update[] =
71 "* update - update an RRD\n\n"
72 "\trrdtool update filename\n"
73 "\t\t--template|-t ds-name:ds-name:...\n"
74 "\t\ttime|N:value[:value...]\n\n"
75 "\t\tat-time@value[:value...]\n\n"
76 "\t\t[ time:value[:value...] ..]\n\n";
78 char help_updatev[] =
79 "* updatev - a verbose version of update\n"
80 "\treturns information about values, RRAs, and datasources updated\n\n"
81 "\trrdtool updatev filename\n"
82 "\t\t--template|-t ds-name:ds-name:...\n"
83 "\t\ttime|N:value[:value...]\n\n"
84 "\t\tat-time@value[:value...]\n\n"
85 "\t\t[ time:value[:value...] ..]\n\n";
87 char help_fetch[] =
88 "* fetch - fetch data out of an RRD\n\n"
89 "\trrdtool fetch filename.rrd CF\n"
90 "\t\t[-r|--resolution resolution]\n"
91 "\t\t[-s|--start start] [-e|--end end]\n\n";
93 /* break up very large strings (help_graph, help_tune) for ISO C89 compliance*/
95 char help_graph1[] =
96 "* graph - generate a graph from one or several RRD\n\n"
97 "\trrdtool graph filename [-s|--start seconds] [-e|--end seconds]\n"
98 "\t\t[-x|--x-grid x-axis grid and label]\n"
99 "\t\t[-Y|--alt-y-grid]\n"
100 "\t\t[-y|--y-grid y-axis grid and label]\n"
101 "\t\t[-v|--vertical-label string] [-w|--width pixels]\n"
102 "\t\t[--right-axis scale:shift] [--right-axis-label label]\n"
103 "\t\t[--right-axis-format format]\n"
104 "\t\t[-h|--height pixels] [-o|--logarithmic]\n"
105 "\t\t[-u|--upper-limit value] [-z|--lazy]\n"
106 "\t\t[-l|--lower-limit value] [-r|--rigid]\n"
107 "\t\t[-g|--no-legend]\n"
108 "\t\t[-F|--force-rules-legend]\n"
109 "\t\t[-j|--only-graph]\n";
110 char help_graph2[] =
111 "\t\t[-n|--font FONTTAG:size:font]\n"
112 "\t\t[-m|--zoom factor]\n"
113 "\t\t[-A|--alt-autoscale]\n"
114 "\t\t[-M|--alt-autoscale-max]\n"
115 "\t\t[-R|--font-render-mode {normal,light,mono}]\n"
116 "\t\t[-B|--font-smoothing-threshold size]\n"
117 "\t\t[-E|--slope-mode]\n"
118 "\t\t[-N|--no-gridfit]\n"
119 "\t\t[-X|--units-exponent value]\n"
120 "\t\t[-L|--units-length value]\n"
121 "\t\t[-S|--step seconds]\n"
122 "\t\t[-f|--imginfo printfstr]\n"
123 "\t\t[-a|--imgformat PNG]\n"
124 "\t\t[-c|--color COLORTAG#rrggbb[aa]] [-t|--title string]\n"
125 "\t\t[-W|--watermark string]\n"
126 "\t\t[DEF:vname=rrd:ds-name:CF]\n";
127 char help_graph3[] =
128 "\t\t[CDEF:vname=rpn-expression]\n"
129 "\t\t[VDEF:vdefname=rpn-expression]\n"
130 "\t\t[PRINT:vdefname:format]\n"
131 "\t\t[GPRINT:vdefname:format]\n"
132 "\t\t[COMMENT:text]\n"
133 "\t\t[SHIFT:vname:offset]\n"
134 "\t\t[TICK:vname#rrggbb[aa][:[fraction][:legend]]]\n"
135 "\t\t[HRULE:value#rrggbb[aa][:legend]]\n"
136 "\t\t[VRULE:value#rrggbb[aa][:legend]]\n"
137 "\t\t[LINE[width]:vname[#rrggbb[aa][:[legend][:STACK]]]]\n"
138 "\t\t[AREA:vname[#rrggbb[aa][:[legend][:STACK]]]]\n"
139 "\t\t[PRINT:vname:CF:format] (deprecated)\n"
140 "\t\t[GPRINT:vname:CF:format] (deprecated)\n"
141 "\t\t[STACK:vname[#rrggbb[aa][:legend]]] (deprecated)\n\n";
143 char help_tune1[] =
144 " * tune - Modify some basic properties of an RRD\n\n"
145 "\trrdtool tune filename\n"
146 "\t\t[--heartbeat|-h ds-name:heartbeat]\n"
147 "\t\t[--data-source-type|-d ds-name:DST]\n"
148 "\t\t[--data-source-rename|-r old-name:new-name]\n"
149 "\t\t[--minimum|-i ds-name:min] [--maximum|-a ds-name:max]\n"
150 "\t\t[--deltapos scale-value] [--deltaneg scale-value]\n"
151 "\t\t[--failure-threshold integer]\n"
152 "\t\t[--window-length integer]\n"
153 "\t\t[--alpha adaptation-parameter]\n";
154 char help_tune2[] =
155 " * tune - Modify some basic properties of an RRD\n\n"
156 "\t\t[--beta adaptation-parameter]\n"
157 "\t\t[--gamma adaptation-parameter]\n"
158 "\t\t[--gamma-deviation adaptation-parameter]\n"
159 "\t\t[--aberrant-reset ds-name]\n\n";
161 char help_resize[] =
162 " * resize - alter the length of one of the RRAs in an RRD\n\n"
163 "\trrdtool resize filename rranum GROW|SHRINK rows\n\n";
165 char help_xport[] =
166 "* xport - generate XML dump from one or several RRD\n\n"
167 "\trrdtool xport [-s|--start seconds] [-e|--end seconds]\n"
168 "\t\t[-m|--maxrows rows]\n"
169 "\t\t[--step seconds]\n"
170 "\t\t[--enumds]\n"
171 "\t\t[DEF:vname=rrd:ds-name:CF]\n"
172 "\t\t[CDEF:vname=rpn-expression]\n"
173 "\t\t[XPORT:vname:legend]\n\n";
175 char help_quit[] =
176 " * quit - closing a session in remote mode\n\n"
177 "\trrdtool quit\n\n";
179 char help_ls[] =
180 " * ls - lists all *.rrd files in current directory\n\n"
181 "\trrdtool ls\n\n";
183 char help_cd[] =
184 " * cd - changes the current directory\n\n"
185 "\trrdtool cd new directory\n\n";
187 char help_mkdir[] =
188 " * mkdir - creates a new directory\n\n"
189 "\trrdtool mkdir newdirectoryname\n\n";
191 char help_pwd[] =
192 " * pwd - returns the current working directory\n\n"
193 "\trrdtool pwd\n\n";
195 char help_lic[] =
196 "RRDtool is distributed under the Terms of the GNU General\n"
197 "Public License Version 2. (www.gnu.org/copyleft/gpl.html)\n\n"
199 "For more information read the RRD manpages\n\n";
201 enum { C_NONE, C_CREATE, C_DUMP, C_INFO, C_RESTORE, C_LAST,
202 C_LASTUPDATE, C_FIRST, C_UPDATE, C_FETCH, C_GRAPH, C_TUNE,
203 C_RESIZE, C_XPORT, C_QUIT, C_LS, C_CD, C_MKDIR, C_PWD,
204 C_UPDATEV };
206 int help_cmd = C_NONE;
208 if (cmd)
209 {
210 if (!strcmp(cmd,"create"))
211 help_cmd = C_CREATE;
212 else if (!strcmp(cmd,"dump"))
213 help_cmd = C_DUMP;
214 else if (!strcmp(cmd,"info"))
215 help_cmd = C_INFO;
216 else if (!strcmp(cmd,"restore"))
217 help_cmd = C_RESTORE;
218 else if (!strcmp(cmd,"last"))
219 help_cmd = C_LAST;
220 else if (!strcmp(cmd,"lastupdate"))
221 help_cmd = C_LASTUPDATE;
222 else if (!strcmp(cmd,"first"))
223 help_cmd = C_FIRST;
224 else if (!strcmp(cmd,"update"))
225 help_cmd = C_UPDATE;
226 else if (!strcmp(cmd,"updatev"))
227 help_cmd = C_UPDATEV;
228 else if (!strcmp(cmd,"fetch"))
229 help_cmd = C_FETCH;
230 else if (!strcmp(cmd,"graph"))
231 help_cmd = C_GRAPH;
232 else if (!strcmp(cmd,"tune"))
233 help_cmd = C_TUNE;
234 else if (!strcmp(cmd,"resize"))
235 help_cmd = C_RESIZE;
236 else if (!strcmp(cmd,"xport"))
237 help_cmd = C_XPORT;
238 else if (!strcmp(cmd,"quit"))
239 help_cmd = C_QUIT;
240 else if (!strcmp(cmd,"ls"))
241 help_cmd = C_LS;
242 else if (!strcmp(cmd,"cd"))
243 help_cmd = C_CD;
244 else if (!strcmp(cmd,"mkdir"))
245 help_cmd = C_MKDIR;
246 else if (!strcmp(cmd,"pwd"))
247 help_cmd = C_PWD;
248 }
249 fputs(help_main, stdout);
250 switch (help_cmd)
251 {
252 case C_NONE:
253 fputs(help_list, stdout);
254 if (RemoteMode){
255 fputs(help_listremote, stdout);
256 }
257 break;
258 case C_CREATE:
259 fputs(help_create, stdout);
260 break;
261 case C_DUMP:
262 fputs(help_dump, stdout);
263 break;
264 case C_INFO:
265 fputs(help_info, stdout);
266 break;
267 case C_RESTORE:
268 fputs(help_restore, stdout);
269 break;
270 case C_LAST:
271 fputs(help_last, stdout);
272 break;
273 case C_LASTUPDATE:
274 fputs(help_lastupdate, stdout);
275 break;
276 case C_FIRST:
277 fputs(help_first, stdout);
278 break;
279 case C_UPDATE:
280 fputs(help_update, stdout);
281 break;
282 case C_UPDATEV:
283 fputs(help_updatev, stdout);
284 break;
285 case C_FETCH:
286 fputs(help_fetch, stdout);
287 break;
288 case C_GRAPH:
289 fputs(help_graph1, stdout);
290 fputs(help_graph2, stdout);
291 fputs(help_graph3, stdout);
292 break;
293 case C_TUNE:
294 fputs(help_tune1, stdout);
295 fputs(help_tune2, stdout);
296 break;
297 case C_RESIZE:
298 fputs(help_resize, stdout);
299 break;
300 case C_XPORT:
301 fputs(help_xport, stdout);
302 break;
303 case C_QUIT:
304 fputs(help_quit, stdout);
305 break;
306 case C_LS:
307 fputs(help_ls, stdout);
308 break;
309 case C_CD:
310 fputs(help_cd, stdout);
311 break;
312 case C_MKDIR:
313 fputs(help_mkdir, stdout);
314 break;
315 case C_PWD:
316 fputs(help_pwd, stdout);
317 break;
318 }
319 fputs(help_lic, stdout);
320 }
322 static char *fgetslong(char **aLinePtr, FILE *stream)
323 {
324 char *linebuf;
325 size_t bufsize = MAX_LENGTH;
326 int eolpos = 0;
328 if (feof(stream)) return *aLinePtr = 0;
329 if (!(linebuf = malloc(bufsize))) {
330 perror("fgetslong: malloc");
331 exit(1);
332 }
333 linebuf[0] = '\0';
334 while (fgets(linebuf + eolpos, MAX_LENGTH, stream)) {
335 eolpos += strlen(linebuf + eolpos);
336 if (linebuf[eolpos - 1] == '\n') return *aLinePtr = linebuf;
337 bufsize += MAX_LENGTH;
338 if (!(linebuf = realloc(linebuf, bufsize))) {
339 perror("fgetslong: realloc");
340 exit(1);
341 }
342 }
343 return *aLinePtr = linebuf[0] ? linebuf : 0;
344 }
346 int main(int argc, char *argv[])
347 {
348 char **myargv;
349 char *aLine;
350 char *firstdir="";
351 #ifdef MUST_DISABLE_SIGFPE
352 signal(SIGFPE,SIG_IGN);
353 #endif
354 #ifdef MUST_DISABLE_FPMASK
355 fpsetmask(0);
356 #endif
357 if (argc == 1)
358 {
359 PrintUsage("");
360 return 0;
361 }
363 if (((argc == 2)||(argc == 3)) && !strcmp("-",argv[1]))
364 {
365 #if HAVE_GETRUSAGE
366 struct rusage myusage;
367 struct timeval starttime;
368 struct timeval currenttime;
370 gettimeofday(&starttime, NULL);
371 #endif
372 RemoteMode=1;
373 if ((argc == 3) && strcmp("",argv[2])){
375 if (
376 #ifdef HAVE_GETUID
377 getuid()
378 #else
379 1
380 #endif
381 == 0 ){
383 #ifdef HAVE_CHROOT
384 if (chroot(argv[2]) != 0){
385 fprintf(stderr,"ERROR: can't change root to '%s' errno=%d\n",
386 argv[2],errno);
387 exit(errno);
388 }
389 ChangeRoot=1;
390 firstdir="/";
391 #else
392 fprintf(stderr,"ERROR: change root is not supported by your OS "
393 "or at least by this copy of rrdtool\n");
394 exit(1);
395 #endif
396 } else {
397 firstdir=argv[2];
398 }
399 }
400 if (strcmp(firstdir,"")){
401 if (chdir(firstdir)!=0){
402 fprintf(stderr,"ERROR: %s\n",rrd_strerror(errno));
403 exit(errno);
404 }
405 }
407 while (fgetslong(&aLine, stdin)){
408 if ((argc = CountArgs(aLine)) == 0) {
409 printf("ERROR: not enough arguments\n");
410 }
411 if ((myargv = (char **) malloc((argc+1) *
412 sizeof(char *))) == NULL) {
413 perror("malloc");
414 exit(1);
415 }
416 if ((argc=CreateArgs(argv[0], aLine, argc, myargv)) < 0) {
417 printf("ERROR: creating arguments\n");
418 } else {
419 int ret = HandleInputLine(argc, myargv, stdout);
420 free(myargv);
421 if (ret == 0){
424 #if HAVE_GETRUSAGE
425 getrusage(RUSAGE_SELF,&myusage);
426 gettimeofday(¤ttime,NULL);
427 printf("OK u:%1.2f s:%1.2f r:%1.2f\n",
428 (double)myusage.ru_utime.tv_sec+
429 (double)myusage.ru_utime.tv_usec/1000000.0,
430 (double)myusage.ru_stime.tv_sec+
431 (double)myusage.ru_stime.tv_usec/1000000.0,
432 (double)(currenttime.tv_sec-starttime.tv_sec)
433 +(double)(currenttime.tv_usec-starttime.tv_usec)
434 /1000000.0);
435 #else
436 printf("OK\n");
438 #endif
439 }
440 }
441 fflush(stdout); /* this is important for pipes to work */
442 free(aLine);
443 }
444 }
445 else if (argc == 2)
446 {
447 PrintUsage(argv[1]);
448 exit(0);
449 }
450 else if (argc == 3 && !strcmp(argv[1],"help"))
451 {
452 PrintUsage(argv[2]);
453 exit(0);
454 }
455 else {
456 exit(HandleInputLine(argc, argv, stderr));
457 }
458 return 0;
459 }
461 /* HandleInputLine is NOT thread safe - due to readdir issues,
462 resolving them portably is not really simple. */
463 int HandleInputLine(int argc, char **argv, FILE* out)
464 {
465 #if defined(HAVE_OPENDIR) && defined (HAVE_READDIR)
466 DIR *curdir; /* to read current dir with ls */
467 struct dirent *dent;
468 #endif
469 #if defined(HAVE_SYS_STAT_H)
470 struct stat st;
471 #endif
472 char* cwd; /* To hold current working dir on call to pwd */
474 /* Reset errno to 0 before we start.
475 */
476 errno = 0;
478 if (RemoteMode){
479 if (argc>1 && strcmp("quit", argv[1]) == 0){
480 if (argc>2){
481 printf("ERROR: invalid parameter count for quit\n");
482 return(1);
483 }
484 exit(0);
485 }
486 #if defined(HAVE_OPENDIR) && defined(HAVE_READDIR) && defined(HAVE_CHDIR)
487 if (argc>1 && strcmp("cd", argv[1]) == 0){
488 if (argc>3){
489 printf("ERROR: invalid parameter count for cd\n");
490 return(1);
491 }
492 #if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID)
493 if (getuid()==0 && ! ChangeRoot){
494 printf("ERROR: chdir security problem - rrdtool is running as "
495 "root but not chroot!\n");
496 return(1);
497 }
498 #endif
499 if (chdir(argv[2]) != 0){
500 printf("ERROR: %s\n",rrd_strerror(errno));
501 return(1);
502 }
503 return(0);
504 }
505 if (argc>1 && strcmp("pwd", argv[1]) == 0){
506 if (argc>2){
507 printf("ERROR: invalid parameter count for pwd\n");
508 return(1);
509 }
510 cwd = getcwd(NULL, MAXPATH);
511 if(cwd == NULL) {
512 printf("ERROR: %s\n",rrd_strerror(errno));
513 return(1);
514 }
515 printf("%s\n", cwd);
516 free(cwd);
517 return(0);
518 }
519 if (argc>1 && strcmp("mkdir", argv[1]) == 0){
520 if (argc>3){
521 printf("ERROR: invalid parameter count for mkdir\n");
522 return(1);
523 }
524 #if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID)
525 if (getuid()==0 && ! ChangeRoot){
526 printf("ERROR: mkdir security problem - rrdtool is running as "
527 "root but not chroot!\n");
528 return(1);
529 }
530 #endif
531 if (mkdir(argv[2],0777) != 0){
532 printf("ERROR: %s\n",rrd_strerror(errno));
533 return(1);
534 }
535 return(0);
536 }
537 if (argc>1 && strcmp("ls", argv[1]) == 0){
538 if (argc>2){
539 printf("ERROR: invalid parameter count for ls\n");
540 return(1);
541 }
542 if ((curdir=opendir("."))!=NULL){
543 while((dent=readdir(curdir))!=NULL){
544 if (!stat(dent->d_name,&st)){
545 if (S_ISDIR(st.st_mode)){
546 printf("d %s\n",dent->d_name);
547 }
548 if (strlen(dent->d_name)>4 && S_ISREG(st.st_mode)){
549 if (!strcmp(dent->d_name+NAMLEN(dent)-4,".rrd") ||
550 !strcmp(dent->d_name+NAMLEN(dent)-4,".RRD")){
551 printf("- %s\n",dent->d_name);
552 }
553 }
554 }
555 }
556 closedir(curdir);
557 }
558 else{
559 printf("ERROR: %s\n",rrd_strerror(errno));
560 return(errno);
561 }
562 return(0);
563 }
564 #endif /* opendir and readdir */
566 }
567 if (argc < 3
568 || strcmp("help", argv[1]) == 0
569 || strcmp("--help", argv[1]) == 0
570 || strcmp("-help", argv[1]) == 0
571 || strcmp("-?", argv[1]) == 0
572 || strcmp("-h", argv[1]) == 0 ) {
573 PrintUsage("");
574 return 0;
575 }
577 if (strcmp("create", argv[1]) == 0)
578 rrd_create(argc-1, &argv[1]);
579 else if (strcmp("dump", argv[1]) == 0)
580 rrd_dump(argc-1, &argv[1]);
581 else if (strcmp("info", argv[1]) == 0
582 || strcmp("updatev", argv[1]) == 0){
583 info_t *data,*save;
584 if (strcmp("info",argv[1]) == 0)
585 data=rrd_info(argc-1, &argv[1]);
586 else
587 data=rrd_update_v(argc-1, &argv[1]);
588 while (data) {
589 save=data;
590 printf ("%s = ", data->key);
591 free(data->key);
593 switch (data->type) {
594 case RD_I_VAL:
595 if (isnan (data->value.u_val))
596 printf("NaN");
597 else
598 printf ("%0.10e", data->value.u_val);
599 break;
600 case RD_I_CNT:
601 printf ("%lu", data->value.u_cnt);
602 break;
603 case RD_I_INT:
604 printf ("%d", data->value.u_int);
605 break;
606 case RD_I_STR:
607 printf ("\"%s\"", data->value.u_str);
608 free(data->value.u_str);
609 break;
610 }
611 data = data->next;
612 free(save);
613 printf ("\n");
614 }
615 free(data);
616 }
618 else if (strcmp("--version", argv[1]) == 0 ||
619 strcmp("version", argv[1]) == 0 ||
620 strcmp("v", argv[1]) == 0 ||
621 strcmp("-v", argv[1]) == 0 ||
622 strcmp("-version", argv[1]) == 0 )
623 printf("RRDtool " PACKAGE_VERSION " Copyright by Tobi Oetiker, 1997-2005 (%f)\n",
624 rrd_version());
625 else if (strcmp("restore", argv[1]) == 0)
626 rrd_restore(argc-1, &argv[1]);
627 else if (strcmp("resize", argv[1]) == 0)
628 rrd_resize(argc-1, &argv[1]);
629 else if (strcmp("last", argv[1]) == 0)
630 printf("%ld\n",rrd_last(argc-1, &argv[1]));
631 else if (strcmp("lastupdate", argv[1]) == 0) {
632 time_t last_update;
633 char **ds_namv;
634 char **last_ds;
635 unsigned long ds_cnt,
636 i;
637 if (rrd_lastupdate(argc-1, &argv[1], &last_update,
638 &ds_cnt, &ds_namv, &last_ds) == 0) {
639 for (i=0; i<ds_cnt; i++)
640 printf(" %s", ds_namv[i]);
641 printf("\n\n");
642 printf("%10lu:", last_update);
643 for (i=0; i<ds_cnt; i++) {
644 printf(" %s", last_ds[i]);
645 free(last_ds[i]);
646 free(ds_namv[i]);
647 }
648 printf("\n");
649 free(last_ds);
650 free(ds_namv);
651 }
652 } else if (strcmp("first", argv[1]) == 0)
653 printf("%ld\n",rrd_first(argc-1, &argv[1]));
654 else if (strcmp("update", argv[1]) == 0)
655 rrd_update(argc-1, &argv[1]);
656 else if (strcmp("fetch", argv[1]) == 0) {
657 time_t start,end, ti;
658 unsigned long step, ds_cnt,i,ii;
659 rrd_value_t *data,*datai;
660 char **ds_namv;
661 if (rrd_fetch(argc-1, &argv[1],&start,&end,&step,&ds_cnt,&ds_namv,&data) != -1) {
662 datai=data;
663 printf(" ");
664 for (i = 0; i<ds_cnt;i++)
665 printf("%20s",ds_namv[i]);
666 printf ("\n\n");
667 for (ti = start+step; ti <= end; ti += step){
668 printf("%10lu:", ti);
669 for (ii = 0; ii < ds_cnt; ii++)
670 printf(" %0.10e", *(datai++));
671 printf("\n");
672 }
673 for (i=0;i<ds_cnt;i++)
674 free(ds_namv[i]);
675 free(ds_namv);
676 free (data);
677 }
678 } else if (strcmp("xport", argv[1]) == 0) {
679 int xxsize;
680 unsigned long int j = 0;
681 time_t start,end, ti;
682 unsigned long step, col_cnt,row_cnt;
683 rrd_value_t *data,*ptr;
684 char **legend_v;
685 int enumds = 0;
686 int i;
687 size_t vtag_s = strlen(COL_DATA_TAG) + 10;
688 char *vtag = malloc(vtag_s);
689 for ( i = 2; i < argc; i++){
690 if (strcmp("--enumds", argv[i]) == 0)
691 enumds = 1;
692 }
694 if(rrd_xport(argc-1, &argv[1], &xxsize,&start,&end,&step,&col_cnt,&legend_v,&data) != -1) {
695 row_cnt = (end-start)/step;
696 ptr = data;
697 printf("<?xml version=\"1.0\" encoding=\"%s\"?>\n\n", XML_ENCODING);
698 printf("<%s>\n", ROOT_TAG);
699 printf(" <%s>\n", META_TAG);
700 printf(" <%s>%lu</%s>\n", META_START_TAG, start+step, META_START_TAG);
701 printf(" <%s>%lu</%s>\n", META_STEP_TAG, step, META_STEP_TAG);
702 printf(" <%s>%lu</%s>\n", META_END_TAG, end, META_END_TAG);
703 printf(" <%s>%lu</%s>\n", META_ROWS_TAG, row_cnt, META_ROWS_TAG);
704 printf(" <%s>%lu</%s>\n", META_COLS_TAG, col_cnt, META_COLS_TAG);
705 printf(" <%s>\n", LEGEND_TAG);
706 for (j = 0; j < col_cnt; j++) {
707 char *entry = NULL;
708 entry = legend_v[j];
709 printf(" <%s>%s</%s>\n", LEGEND_ENTRY_TAG, entry, LEGEND_ENTRY_TAG);
710 free(entry);
711 }
712 free(legend_v);
713 printf(" </%s>\n", LEGEND_TAG);
714 printf(" </%s>\n", META_TAG);
715 printf(" <%s>\n", DATA_TAG);
716 for (ti = start+step; ti <= end; ti += step) {
717 printf (" <%s>", DATA_ROW_TAG);
718 printf ("<%s>%lu</%s>", COL_TIME_TAG, ti, COL_TIME_TAG);
719 for (j = 0; j < col_cnt; j++) {
720 rrd_value_t newval = DNAN;
721 if (enumds == 1)
722 snprintf(vtag,vtag_s,"%s%lu", COL_DATA_TAG, j);
723 else
724 snprintf(vtag,vtag_s,"%s",COL_DATA_TAG);
726 newval = *ptr;
727 if(isnan(newval)){
728 printf("<%s>NaN</%s>", vtag,vtag);
729 } else {
730 printf("<%s>%0.10e</%s>", vtag, newval, vtag);
731 };
732 ptr++;
733 }
734 printf("</%s>\n", DATA_ROW_TAG);
735 }
736 free(data);
737 printf(" </%s>\n", DATA_TAG);
738 printf("</%s>\n", ROOT_TAG);
739 }
740 free(vtag);
741 }
742 else if (strcmp("graph", argv[1]) == 0) {
743 char **calcpr;
744 #ifdef notused /*XXX*/
745 const char *imgfile = argv[2]; /* rrd_graph changes argv pointer */
746 #endif
747 int xsize, ysize;
748 double ymin,ymax;
749 int i;
750 int tostdout = (strcmp(argv[2],"-") == 0);
751 int imginfo = 0;
752 for (i=2;i<argc;i++){
753 if (strcmp(argv[i],"--imginfo") == 0 || strcmp(argv[i],"-f") == 0){
754 imginfo = 1;
755 break;
756 }
757 }
758 if( rrd_graph(argc-1, &argv[1], &calcpr, &xsize, &ysize, NULL, &ymin, &ymax) != -1 ) {
759 if (!tostdout && !imginfo)
760 printf ("%dx%d\n",xsize,ysize);
761 if (calcpr) {
762 for(i=0;calcpr[i];i++){
763 if (!tostdout)
764 printf("%s\n",calcpr[i]);
765 free(calcpr[i]);
766 }
767 free(calcpr);
768 }
769 }
771 } else if (strcmp("tune", argv[1]) == 0)
772 rrd_tune(argc-1, &argv[1]);
773 else {
774 rrd_set_error("unknown function '%s'",argv[1]);
775 }
776 if (rrd_test_error()) {
777 fprintf(out, "ERROR: %s\n",rrd_get_error());
778 rrd_clear_error();
779 return 1;
780 }
781 return(0);
782 }
784 int CountArgs(char *aLine)
785 {
786 int i=0;
787 int aCount = 0;
788 int inarg = 0;
789 while (aLine[i] == ' ') i++;
790 while (aLine[i] != 0){
791 if((aLine[i]== ' ') && inarg){
792 inarg = 0;
793 }
794 if((aLine[i]!= ' ') && ! inarg){
795 inarg = 1;
796 aCount++;
797 }
798 i++;
799 }
800 return aCount;
801 }
803 /*
804 * CreateArgs - take a string (aLine) and tokenize
805 */
806 int CreateArgs(char *pName, char *aLine, int argc, char **argv)
807 {
808 char *getP, *putP;
809 char **pargv = argv;
810 char Quote = 0;
811 int inArg = 0;
812 int len;
814 len = strlen(aLine);
815 /* remove trailing space and newlines */
816 while (len && aLine[len] <= ' ') {
817 aLine[len] = 0 ; len--;
818 }
819 /* sikp leading blanks */
820 while (*aLine && *aLine <= ' ') aLine++;
822 pargv[0] = pName;
823 argc = 1;
824 getP = aLine;
825 putP = aLine;
826 while (*getP){
827 switch (*getP) {
828 case ' ':
829 if (Quote){
830 *(putP++)=*getP;
831 } else
832 if(inArg) {
833 *(putP++) = 0;
834 inArg = 0;
835 }
836 break;
837 case '"':
838 case '\'':
839 if (Quote != 0) {
840 if (Quote == *getP)
841 Quote = 0;
842 else {
843 *(putP++)=*getP;
844 }
845 } else {
846 if(!inArg){
847 pargv[argc++] = putP;
848 inArg=1;
849 }
850 Quote = *getP;
851 }
852 break;
853 default:
854 if(!inArg){
855 pargv[argc++] = putP;
856 inArg=1;
857 }
858 *(putP++)=*getP;
859 break;
860 }
861 getP++;
862 }
864 *putP = '\0';
866 if (Quote)
867 return -1;
868 else
869 return argc;
870 }