ee561d668293956d20eeb85a710fb8e2111b9d23
1 /*****************************************************************************
2 * RRDtool 1.2.23 Copyright by Tobi Oetiker, 1997-2007
3 *****************************************************************************
4 * rrd_tool.c Startup wrapper
5 *****************************************************************************/
7 #include "rrd_tool.h"
8 #include "rrd_xport.h"
10 void PrintUsage(
11 char *cmd);
12 int CountArgs(
13 char *aLine);
14 int CreateArgs(
15 char *,
16 char *,
17 int,
18 char **);
19 int HandleInputLine(
20 int,
21 char **,
22 FILE *);
23 int RemoteMode = 0;
24 int ChangeRoot = 0;
26 #define TRUE 1
27 #define FALSE 0
28 #define MAX_LENGTH 10000
31 void PrintUsage(
32 char *cmd)
33 {
35 char help_main[] =
36 "RRDtool " PACKAGE_VERSION
37 " Copyright 1997-2007 by Tobias Oetiker <tobi@oetiker.ch>\n"
38 " Compiled " __DATE__ " " __TIME__ "\n\n"
39 "Usage: rrdtool [options] command command_options\n\n";
41 char help_list[] =
42 "Valid commands: create, update, updatev, graph, dump, restore,\n"
43 "\t\tlast, lastupdate, first, info, fetch, tune,\n"
44 "\t\tresize, xport\n\n";
46 char help_listremote[] =
47 "Valid remote commands: quit, ls, cd, mkdir, pwd\n\n";
50 char help_create[] =
51 "* create - create a new RRD\n\n"
52 "\trrdtool create filename [--start|-b start time]\n"
53 "\t\t[--step|-s step]\n"
54 "\t\t[DS:ds-name:DST:dst arguments]\n"
55 "\t\t[RRA:CF:cf arguments]\n\n";
57 char help_dump[] =
58 "* dump - dump an RRD to XML\n\n"
59 "\trrdtool dump filename.rrd >filename.xml\n\n";
61 char help_info[] =
62 "* info - returns the configuration and status of the RRD\n\n"
63 "\trrdtool info filename.rrd\n\n";
65 char help_restore[] =
66 "* restore - restore an RRD file from its XML form\n\n"
67 "\trrdtool restore [--range-check|-r] [--force-overwrite|-f] filename.xml filename.rrd\n\n";
69 char help_last[] =
70 "* last - show last update time for RRD\n\n"
71 "\trrdtool last filename.rrd\n\n";
73 char help_lastupdate[] =
74 "* lastupdate - returns the most recent datum stored for\n"
75 " each DS in an RRD\n\n" "\trrdtool lastupdate filename.rrd\n\n";
77 char help_first[] =
78 "* first - show first update time for RRA within an RRD\n\n"
79 "\trrdtool first filename.rrd [--rraindex number]\n\n";
81 char help_update[] =
82 "* update - update an RRD\n\n"
83 "\trrdtool update filename\n"
84 "\t\t--template|-t ds-name:ds-name:...\n"
85 "\t\ttime|N:value[:value...]\n\n"
86 "\t\tat-time@value[:value...]\n\n"
87 "\t\t[ time:value[:value...] ..]\n\n";
89 char help_updatev[] =
90 "* updatev - a verbose version of update\n"
91 "\treturns information about values, RRAs, and datasources updated\n\n"
92 "\trrdtool updatev filename\n"
93 "\t\t--template|-t ds-name:ds-name:...\n"
94 "\t\ttime|N:value[:value...]\n\n"
95 "\t\tat-time@value[:value...]\n\n"
96 "\t\t[ time:value[:value...] ..]\n\n";
98 char help_fetch[] =
99 "* fetch - fetch data out of an RRD\n\n"
100 "\trrdtool fetch filename.rrd CF\n"
101 "\t\t[-r|--resolution resolution]\n"
102 "\t\t[-s|--start start] [-e|--end end]\n\n";
104 /* break up very large strings (help_graph, help_tune) for ISO C89 compliance*/
106 char help_graph1[] =
107 "* graph - generate a graph from one or several RRD\n\n"
108 "\trrdtool graph filename [-s|--start seconds] [-e|--end seconds]\n"
109 "\t\t[-x|--x-grid x-axis grid and label]\n"
110 "\t\t[-Y|--alt-y-grid]\n"
111 "\t\t[-y|--y-grid y-axis grid and label]\n"
112 "\t\t[-v|--vertical-label string] [-w|--width pixels]\n"
113 "\t\t[-h|--height pixels] [-o|--logarithmic]\n"
114 "\t\t[-u|--upper-limit value] [-z|--lazy]\n"
115 "\t\t[-l|--lower-limit value] [-r|--rigid]\n"
116 "\t\t[-g|--no-legend]\n"
117 "\t\t[-F|--force-rules-legend]\n" "\t\t[-j|--only-graph]\n";
118 char help_graph2[] =
119 "\t\t[-n|--font FONTTAG:size:font]\n"
120 "\t\t[-m|--zoom factor]\n"
121 "\t\t[-A|--alt-autoscale]\n"
122 "\t\t[-M|--alt-autoscale-max]\n"
123 "\t\t[-R|--font-render-mode {normal,light,mono}]\n"
124 "\t\t[-B|--font-smoothing-threshold size]\n"
125 "\t\t[-E|--slope-mode]\n"
126 "\t\t[-N|--no-gridfit]\n"
127 "\t\t[-X|--units-exponent value]\n"
128 "\t\t[-L|--units-length value]\n"
129 "\t\t[-S|--step seconds]\n"
130 "\t\t[-f|--imginfo printfstr]\n"
131 "\t\t[-a|--imgformat PNG]\n"
132 "\t\t[-c|--color COLORTAG#rrggbb[aa]] [-t|--title string]\n"
133 "\t\t[-W|--watermark string]\n" "\t\t[DEF:vname=rrd:ds-name:CF]\n";
134 char help_graph3[] =
135 "\t\t[CDEF:vname=rpn-expression]\n"
136 "\t\t[VDEF:vdefname=rpn-expression]\n"
137 "\t\t[PRINT:vdefname:format]\n"
138 "\t\t[GPRINT:vdefname:format]\n"
139 "\t\t[COMMENT:text]\n"
140 "\t\t[SHIFT:vname:offset]\n"
141 "\t\t[TICK:vname#rrggbb[aa][:[fraction][:legend]]]\n"
142 "\t\t[HRULE:value#rrggbb[aa][:legend]]\n"
143 "\t\t[VRULE:value#rrggbb[aa][:legend]]\n"
144 "\t\t[LINE[width]:vname[#rrggbb[aa][:[legend][:STACK]]]]\n"
145 "\t\t[AREA:vname[#rrggbb[aa][:[legend][:STACK]]]]\n"
146 "\t\t[PRINT:vname:CF:format] (deprecated)\n"
147 "\t\t[GPRINT:vname:CF:format] (deprecated)\n"
148 "\t\t[STACK:vname[#rrggbb[aa][:legend]]] (deprecated)\n\n";
150 char help_tune1[] =
151 " * tune - Modify some basic properties of an RRD\n\n"
152 "\trrdtool tune filename\n"
153 "\t\t[--heartbeat|-h ds-name:heartbeat]\n"
154 "\t\t[--data-source-type|-d ds-name:DST]\n"
155 "\t\t[--data-source-rename|-r old-name:new-name]\n"
156 "\t\t[--minimum|-i ds-name:min] [--maximum|-a ds-name:max]\n"
157 "\t\t[--deltapos scale-value] [--deltaneg scale-value]\n"
158 "\t\t[--failure-threshold integer]\n"
159 "\t\t[--window-length integer]\n"
160 "\t\t[--alpha adaptation-parameter]\n";
161 char help_tune2[] =
162 " * tune - Modify some basic properties of an RRD\n\n"
163 "\t\t[--beta adaptation-parameter]\n"
164 "\t\t[--gamma adaptation-parameter]\n"
165 "\t\t[--gamma-deviation adaptation-parameter]\n"
166 "\t\t[--aberrant-reset ds-name]\n\n";
168 char help_resize[] =
169 " * resize - alter the length of one of the RRAs in an RRD\n\n"
170 "\trrdtool resize filename rranum GROW|SHRINK rows\n\n";
172 char help_xport[] =
173 "* xport - generate XML dump from one or several RRD\n\n"
174 "\trrdtool xport [-s|--start seconds] [-e|--end seconds]\n"
175 "\t\t[-m|--maxrows rows]\n"
176 "\t\t[--step seconds]\n"
177 "\t\t[--enumds]\n"
178 "\t\t[DEF:vname=rrd:ds-name:CF]\n"
179 "\t\t[CDEF:vname=rpn-expression]\n" "\t\t[XPORT:vname:legend]\n\n";
181 char help_quit[] =
182 " * quit - closing a session in remote mode\n\n" "\trrdtool quit\n\n";
184 char help_ls[] =
185 " * ls - lists all *.rrd files in current directory\n\n"
186 "\trrdtool ls\n\n";
188 char help_cd[] =
189 " * cd - changes the current directory\n\n"
190 "\trrdtool cd new directory\n\n";
192 char help_mkdir[] =
193 " * mkdir - creates a new directory\n\n"
194 "\trrdtool mkdir newdirectoryname\n\n";
196 char help_pwd[] =
197 " * pwd - returns the current working directory\n\n"
198 "\trrdtool pwd\n\n";
200 char help_lic[] =
201 "RRDtool is distributed under the Terms of the GNU General\n"
202 "Public License Version 2. (www.gnu.org/copyleft/gpl.html)\n\n"
203 "For more information read the RRD manpages\n\n";
205 enum { C_NONE, C_CREATE, C_DUMP, C_INFO, C_RESTORE, C_LAST,
206 C_LASTUPDATE, C_FIRST, C_UPDATE, C_FETCH, C_GRAPH, C_TUNE,
207 C_RESIZE, C_XPORT, C_QUIT, C_LS, C_CD, C_MKDIR, C_PWD,
208 C_UPDATEV
209 };
211 int help_cmd = C_NONE;
213 if (cmd) {
214 if (!strcmp(cmd, "create"))
215 help_cmd = C_CREATE;
216 else if (!strcmp(cmd, "dump"))
217 help_cmd = C_DUMP;
218 else if (!strcmp(cmd, "info"))
219 help_cmd = C_INFO;
220 else if (!strcmp(cmd, "restore"))
221 help_cmd = C_RESTORE;
222 else if (!strcmp(cmd, "last"))
223 help_cmd = C_LAST;
224 else if (!strcmp(cmd, "lastupdate"))
225 help_cmd = C_LASTUPDATE;
226 else if (!strcmp(cmd, "first"))
227 help_cmd = C_FIRST;
228 else if (!strcmp(cmd, "update"))
229 help_cmd = C_UPDATE;
230 else if (!strcmp(cmd, "updatev"))
231 help_cmd = C_UPDATEV;
232 else if (!strcmp(cmd, "fetch"))
233 help_cmd = C_FETCH;
234 else if (!strcmp(cmd, "graph"))
235 help_cmd = C_GRAPH;
236 else if (!strcmp(cmd, "tune"))
237 help_cmd = C_TUNE;
238 else if (!strcmp(cmd, "resize"))
239 help_cmd = C_RESIZE;
240 else if (!strcmp(cmd, "xport"))
241 help_cmd = C_XPORT;
242 else if (!strcmp(cmd, "quit"))
243 help_cmd = C_QUIT;
244 else if (!strcmp(cmd, "ls"))
245 help_cmd = C_LS;
246 else if (!strcmp(cmd, "cd"))
247 help_cmd = C_CD;
248 else if (!strcmp(cmd, "mkdir"))
249 help_cmd = C_MKDIR;
250 else if (!strcmp(cmd, "pwd"))
251 help_cmd = C_PWD;
252 }
253 fputs(help_main, stdout);
254 switch (help_cmd) {
255 case C_NONE:
256 fputs(help_list, stdout);
257 if (RemoteMode) {
258 fputs(help_listremote, stdout);
259 }
260 break;
261 case C_CREATE:
262 fputs(help_create, stdout);
263 break;
264 case C_DUMP:
265 fputs(help_dump, stdout);
266 break;
267 case C_INFO:
268 fputs(help_info, stdout);
269 break;
270 case C_RESTORE:
271 fputs(help_restore, stdout);
272 break;
273 case C_LAST:
274 fputs(help_last, stdout);
275 break;
276 case C_LASTUPDATE:
277 fputs(help_lastupdate, stdout);
278 break;
279 case C_FIRST:
280 fputs(help_first, stdout);
281 break;
282 case C_UPDATE:
283 fputs(help_update, stdout);
284 break;
285 case C_UPDATEV:
286 fputs(help_updatev, stdout);
287 break;
288 case C_FETCH:
289 fputs(help_fetch, stdout);
290 break;
291 case C_GRAPH:
292 fputs(help_graph1, stdout);
293 fputs(help_graph2, stdout);
294 fputs(help_graph3, stdout);
295 break;
296 case C_TUNE:
297 fputs(help_tune1, stdout);
298 fputs(help_tune2, stdout);
299 break;
300 case C_RESIZE:
301 fputs(help_resize, stdout);
302 break;
303 case C_XPORT:
304 fputs(help_xport, stdout);
305 break;
306 case C_QUIT:
307 fputs(help_quit, stdout);
308 break;
309 case C_LS:
310 fputs(help_ls, stdout);
311 break;
312 case C_CD:
313 fputs(help_cd, stdout);
314 break;
315 case C_MKDIR:
316 fputs(help_mkdir, stdout);
317 break;
318 case C_PWD:
319 fputs(help_pwd, stdout);
320 break;
321 }
322 fputs(help_lic, stdout);
323 }
325 static char *fgetslong(
326 char **aLinePtr,
327 FILE * stream)
328 {
329 char *linebuf;
330 size_t bufsize = MAX_LENGTH;
331 int eolpos = 0;
333 if (feof(stream))
334 return *aLinePtr = 0;
335 if (!(linebuf = malloc(bufsize))) {
336 perror("fgetslong: malloc");
337 exit(1);
338 }
339 linebuf[0] = '\0';
340 while (fgets(linebuf + eolpos, MAX_LENGTH, stream)) {
341 eolpos += strlen(linebuf + eolpos);
342 if (linebuf[eolpos - 1] == '\n')
343 return *aLinePtr = linebuf;
344 bufsize += MAX_LENGTH;
345 if (!(linebuf = realloc(linebuf, bufsize))) {
346 perror("fgetslong: realloc");
347 exit(1);
348 }
349 }
350 return *aLinePtr = linebuf[0] ? linebuf : 0;
351 }
353 int main(
354 int argc,
355 char *argv[])
356 {
357 char **myargv;
358 char *aLine;
359 char *firstdir = "";
361 #ifdef MUST_DISABLE_SIGFPE
362 signal(SIGFPE, SIG_IGN);
363 #endif
364 #ifdef MUST_DISABLE_FPMASK
365 fpsetmask(0);
366 #endif
367 if (argc == 1) {
368 PrintUsage("");
369 return 0;
370 }
372 if (((argc == 2) || (argc == 3)) && !strcmp("-", argv[1])) {
373 #if HAVE_GETRUSAGE
374 struct rusage myusage;
375 struct timeval starttime;
376 struct timeval currenttime;
378 gettimeofday(&starttime, NULL);
379 #endif
380 RemoteMode = 1;
381 if ((argc == 3) && strcmp("", argv[2])) {
383 if (
384 #ifdef HAVE_GETUID
385 getuid()
386 #else
387 1
388 #endif
389 == 0) {
391 #ifdef HAVE_CHROOT
392 chroot(argv[2]);
393 if (errno != 0) {
394 fprintf(stderr,
395 "ERROR: can't change root to '%s' errno=%d\n",
396 argv[2], errno);
397 exit(errno);
398 }
399 ChangeRoot = 1;
400 firstdir = "/";
401 #else
402 fprintf(stderr,
403 "ERROR: change root is not supported by your OS "
404 "or at least by this copy of rrdtool\n");
405 exit(1);
406 #endif
407 } else {
408 firstdir = argv[2];
409 }
410 }
411 if (strcmp(firstdir, "")) {
412 chdir(firstdir);
413 if (errno != 0) {
414 fprintf(stderr, "ERROR: %s\n", rrd_strerror(errno));
415 exit(errno);
416 }
417 }
419 while (fgetslong(&aLine, stdin)) {
420 if ((argc = CountArgs(aLine)) == 0) {
421 printf("ERROR: not enough arguments\n");
422 }
423 if ((myargv = (char **) malloc((argc + 1) *
424 sizeof(char *))) == NULL) {
425 perror("malloc");
426 exit(1);
427 }
428 if ((argc = CreateArgs(argv[0], aLine, argc, myargv)) < 0) {
429 printf("ERROR: creating arguments\n");
430 } else {
431 int ret = HandleInputLine(argc, myargv, stdout);
433 free(myargv);
434 if (ret == 0) {
435 #if HAVE_GETRUSAGE
436 getrusage(RUSAGE_SELF, &myusage);
437 gettimeofday(¤ttime, NULL);
438 printf("OK u:%1.2f s:%1.2f r:%1.2f\n",
439 (double) myusage.ru_utime.tv_sec +
440 (double) myusage.ru_utime.tv_usec / 1000000.0,
441 (double) myusage.ru_stime.tv_sec +
442 (double) myusage.ru_stime.tv_usec / 1000000.0,
443 (double) (currenttime.tv_sec - starttime.tv_sec)
444 + (double) (currenttime.tv_usec -
445 starttime.tv_usec)
446 / 1000000.0);
447 #else
448 printf("OK\n");
450 #endif
451 }
452 }
453 fflush(stdout); /* this is important for pipes to work */
454 free(aLine);
455 }
456 } else if (argc == 2) {
457 PrintUsage(argv[1]);
458 exit(0);
459 } else if (argc == 3 && !strcmp(argv[1], "help")) {
460 PrintUsage(argv[2]);
461 exit(0);
462 } else {
463 exit(HandleInputLine(argc, argv, stderr));
464 }
465 return 0;
466 }
468 /* HandleInputLine is NOT thread safe - due to readdir issues,
469 resolving them portably is not really simple. */
470 int HandleInputLine(
471 int argc,
472 char **argv,
473 FILE * out)
474 {
475 #if defined(HAVE_OPENDIR) && defined (HAVE_READDIR)
476 DIR *curdir; /* to read current dir with ls */
477 struct dirent *dent;
478 #endif
479 #if defined(HAVE_SYS_STAT_H)
480 struct stat st;
481 #endif
482 char *cwd; /* To hold current working dir on call to pwd */
484 /* Reset errno to 0 before we start.
485 */
486 errno = 0;
488 if (RemoteMode) {
489 if (argc > 1 && strcmp("quit", argv[1]) == 0) {
490 if (argc > 2) {
491 printf("ERROR: invalid parameter count for quit\n");
492 return (1);
493 }
494 exit(0);
495 }
496 #if defined(HAVE_OPENDIR) && defined(HAVE_READDIR) && defined(HAVE_CHDIR)
497 if (argc > 1 && strcmp("cd", argv[1]) == 0) {
498 if (argc > 3) {
499 printf("ERROR: invalid parameter count for cd\n");
500 return (1);
501 }
502 #if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID)
503 if (getuid() == 0 && !ChangeRoot) {
504 printf
505 ("ERROR: chdir security problem - rrdtool is running as "
506 "root but not chroot!\n");
507 return (1);
508 }
509 #endif
510 chdir(argv[2]);
511 if (errno != 0) {
512 printf("ERROR: %s\n", rrd_strerror(errno));
513 return (1);
514 }
515 return (0);
516 }
517 if (argc > 1 && strcmp("pwd", argv[1]) == 0) {
518 if (argc > 2) {
519 printf("ERROR: invalid parameter count for pwd\n");
520 return (1);
521 }
522 cwd = getcwd(NULL, MAXPATH);
523 if (cwd == NULL) {
524 printf("ERROR: %s\n", rrd_strerror(errno));
525 return (1);
526 }
527 printf("%s\n", cwd);
528 free(cwd);
529 return (0);
530 }
531 if (argc > 1 && strcmp("mkdir", argv[1]) == 0) {
532 if (argc > 3) {
533 printf("ERROR: invalid parameter count for mkdir\n");
534 return (1);
535 }
536 #if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID)
537 if (getuid() == 0 && !ChangeRoot) {
538 printf
539 ("ERROR: mkdir security problem - rrdtool is running as "
540 "root but not chroot!\n");
541 return (1);
542 }
543 #endif
544 mkdir(argv[2], 0777);
545 if (errno != 0) {
546 printf("ERROR: %s\n", rrd_strerror(errno));
547 return (1);
548 }
549 return (0);
550 }
551 if (argc > 1 && strcmp("ls", argv[1]) == 0) {
552 if (argc > 2) {
553 printf("ERROR: invalid parameter count for ls\n");
554 return (1);
555 }
556 if ((curdir = opendir(".")) != NULL) {
557 while ((dent = readdir(curdir)) != NULL) {
558 if (!stat(dent->d_name, &st)) {
559 if (S_ISDIR(st.st_mode)) {
560 printf("d %s\n", dent->d_name);
561 }
562 if (strlen(dent->d_name) > 4 && S_ISREG(st.st_mode)) {
563 if (!strcmp
564 (dent->d_name + NAMLEN(dent) - 4, ".rrd")
565 || !strcmp(dent->d_name + NAMLEN(dent) - 4,
566 ".RRD")) {
567 printf("- %s\n", dent->d_name);
568 }
569 }
570 }
571 }
572 closedir(curdir);
573 } else {
574 printf("ERROR: %s\n", rrd_strerror(errno));
575 return (errno);
576 }
577 return (0);
578 }
579 #endif /* opendir and readdir */
581 }
582 if (argc < 3
583 || strcmp("help", argv[1]) == 0
584 || strcmp("--help", argv[1]) == 0
585 || strcmp("-help", argv[1]) == 0
586 || strcmp("-?", argv[1]) == 0 || strcmp("-h", argv[1]) == 0) {
587 PrintUsage("");
588 return 0;
589 }
591 if (strcmp("create", argv[1]) == 0)
592 rrd_create(argc - 1, &argv[1]);
593 else if (strcmp("dump", argv[1]) == 0)
594 rrd_dump(argc - 1, &argv[1]);
595 else if (strcmp("info", argv[1]) == 0 || strcmp("updatev", argv[1]) == 0) {
596 info_t *data, *save;
598 if (strcmp("info", argv[1]) == 0)
599 data = rrd_info(argc - 1, &argv[1]);
600 else
601 data = rrd_update_v(argc - 1, &argv[1]);
602 while (data) {
603 save = data;
604 printf("%s = ", data->key);
605 free(data->key);
607 switch (data->type) {
608 case RD_I_VAL:
609 if (isnan(data->value.u_val))
610 printf("NaN");
611 else
612 printf("%0.10e", data->value.u_val);
613 break;
614 case RD_I_CNT:
615 printf("%lu", data->value.u_cnt);
616 break;
617 case RD_I_INT:
618 printf("%d", data->value.u_int);
619 break;
620 case RD_I_STR:
621 printf("\"%s\"", data->value.u_str);
622 free(data->value.u_str);
623 break;
624 }
625 data = data->next;
626 free(save);
627 printf("\n");
628 }
629 free(data);
630 }
632 else if (strcmp("--version", argv[1]) == 0 ||
633 strcmp("version", argv[1]) == 0 ||
634 strcmp("v", argv[1]) == 0 ||
635 strcmp("-v", argv[1]) == 0 || strcmp("-version", argv[1]) == 0)
636 printf("RRDtool " PACKAGE_VERSION
637 " Copyright by Tobi Oetiker, 1997-2005 (%f)\n",
638 rrd_version());
639 else if (strcmp("restore", argv[1]) == 0)
640 rrd_restore(argc - 1, &argv[1]);
641 else if (strcmp("resize", argv[1]) == 0)
642 rrd_resize(argc - 1, &argv[1]);
643 else if (strcmp("last", argv[1]) == 0)
644 printf("%ld\n", rrd_last(argc - 1, &argv[1]));
645 else if (strcmp("lastupdate", argv[1]) == 0) {
646 time_t last_update;
647 char **ds_namv;
648 char **last_ds;
649 unsigned long ds_cnt, i;
651 if (rrd_lastupdate(argc - 1, &argv[1], &last_update,
652 &ds_cnt, &ds_namv, &last_ds) == 0) {
653 for (i = 0; i < ds_cnt; i++)
654 printf(" %s", ds_namv[i]);
655 printf("\n\n");
656 printf("%10lu:", last_update);
657 for (i = 0; i < ds_cnt; i++) {
658 printf(" %s", last_ds[i]);
659 free(last_ds[i]);
660 free(ds_namv[i]);
661 }
662 printf("\n");
663 free(last_ds);
664 free(ds_namv);
665 }
666 } else if (strcmp("first", argv[1]) == 0)
667 printf("%ld\n", rrd_first(argc - 1, &argv[1]));
668 else if (strcmp("update", argv[1]) == 0)
669 rrd_update(argc - 1, &argv[1]);
670 else if (strcmp("fetch", argv[1]) == 0) {
671 time_t start, end, ti;
672 unsigned long step, ds_cnt, i, ii;
673 rrd_value_t *data, *datai;
674 char **ds_namv;
676 if (rrd_fetch
677 (argc - 1, &argv[1], &start, &end, &step, &ds_cnt, &ds_namv,
678 &data) != -1) {
679 datai = data;
680 printf(" ");
681 for (i = 0; i < ds_cnt; i++)
682 printf("%20s", ds_namv[i]);
683 printf("\n\n");
684 for (ti = start + step; ti <= end; ti += step) {
685 printf("%10lu:", ti);
686 for (ii = 0; ii < ds_cnt; ii++)
687 printf(" %0.10e", *(datai++));
688 printf("\n");
689 }
690 for (i = 0; i < ds_cnt; i++)
691 free(ds_namv[i]);
692 free(ds_namv);
693 free(data);
694 }
695 } else if (strcmp("xport", argv[1]) == 0) {
696 int xxsize;
697 unsigned long int j = 0;
698 time_t start, end, ti;
699 unsigned long step, col_cnt, row_cnt;
700 rrd_value_t *data, *ptr;
701 char **legend_v;
702 int enumds = 0;
703 int i;
704 size_t vtag_s = strlen(COL_DATA_TAG) + 10;
705 char *vtag = malloc(vtag_s);
707 for (i = 2; i < argc; i++) {
708 if (strcmp("--enumds", argv[i]) == 0)
709 enumds = 1;
710 }
712 if (rrd_xport
713 (argc - 1, &argv[1], &xxsize, &start, &end, &step, &col_cnt,
714 &legend_v, &data) != -1) {
715 row_cnt = (end - start) / step;
716 ptr = data;
717 printf("<?xml version=\"1.0\" encoding=\"%s\"?>\n\n",
718 XML_ENCODING);
719 printf("<%s>\n", ROOT_TAG);
720 printf(" <%s>\n", META_TAG);
721 printf(" <%s>%lu</%s>\n", META_START_TAG, start + step,
722 META_START_TAG);
723 printf(" <%s>%lu</%s>\n", META_STEP_TAG, step, META_STEP_TAG);
724 printf(" <%s>%lu</%s>\n", META_END_TAG, end, META_END_TAG);
725 printf(" <%s>%lu</%s>\n", META_ROWS_TAG, row_cnt,
726 META_ROWS_TAG);
727 printf(" <%s>%lu</%s>\n", META_COLS_TAG, col_cnt,
728 META_COLS_TAG);
729 printf(" <%s>\n", LEGEND_TAG);
730 for (j = 0; j < col_cnt; j++) {
731 char *entry = NULL;
733 entry = legend_v[j];
734 printf(" <%s>%s</%s>\n", LEGEND_ENTRY_TAG, entry,
735 LEGEND_ENTRY_TAG);
736 free(entry);
737 }
738 free(legend_v);
739 printf(" </%s>\n", LEGEND_TAG);
740 printf(" </%s>\n", META_TAG);
741 printf(" <%s>\n", DATA_TAG);
742 for (ti = start + step; ti <= end; ti += step) {
743 printf(" <%s>", DATA_ROW_TAG);
744 printf("<%s>%lu</%s>", COL_TIME_TAG, ti, COL_TIME_TAG);
745 for (j = 0; j < col_cnt; j++) {
746 rrd_value_t newval = DNAN;
748 if (enumds == 1)
749 snprintf(vtag, vtag_s, "%s%lu", COL_DATA_TAG, j);
750 else
751 snprintf(vtag, vtag_s, "%s", COL_DATA_TAG);
753 newval = *ptr;
754 if (isnan(newval)) {
755 printf("<%s>NaN</%s>", vtag, vtag);
756 } else {
757 printf("<%s>%0.10e</%s>", vtag, newval, vtag);
758 };
759 ptr++;
760 }
761 printf("</%s>\n", DATA_ROW_TAG);
762 }
763 free(data);
764 printf(" </%s>\n", DATA_TAG);
765 printf("</%s>\n", ROOT_TAG);
766 }
767 free(vtag);
768 } else if (strcmp("graph", argv[1]) == 0) {
769 char **calcpr;
771 #ifdef notused /*XXX*/
772 const char *imgfile = argv[2]; /* rrd_graph changes argv pointer */
773 #endif
774 int xsize, ysize;
775 double ymin, ymax;
776 int i;
777 int tostdout = (strcmp(argv[2], "-") == 0);
778 int imginfo = 0;
780 for (i = 2; i < argc; i++) {
781 if (strcmp(argv[i], "--imginfo") == 0
782 || strcmp(argv[i], "-f") == 0) {
783 imginfo = 1;
784 break;
785 }
786 }
787 if (rrd_graph
788 (argc - 1, &argv[1], &calcpr, &xsize, &ysize, NULL, &ymin,
789 &ymax) != -1) {
790 if (!tostdout && !imginfo)
791 printf("%dx%d\n", xsize, ysize);
792 if (calcpr) {
793 for (i = 0; calcpr[i]; i++) {
794 if (!tostdout)
795 printf("%s\n", calcpr[i]);
796 free(calcpr[i]);
797 }
798 free(calcpr);
799 }
800 }
802 } else if (strcmp("tune", argv[1]) == 0)
803 rrd_tune(argc - 1, &argv[1]);
804 else {
805 rrd_set_error("unknown function '%s'", argv[1]);
806 }
807 if (rrd_test_error()) {
808 fprintf(out, "ERROR: %s\n", rrd_get_error());
809 rrd_clear_error();
810 return 1;
811 }
812 return (0);
813 }
815 int CountArgs(
816 char *aLine)
817 {
818 int i = 0;
819 int aCount = 0;
820 int inarg = 0;
822 while (aLine[i] == ' ')
823 i++;
824 while (aLine[i] != 0) {
825 if ((aLine[i] == ' ') && inarg) {
826 inarg = 0;
827 }
828 if ((aLine[i] != ' ') && !inarg) {
829 inarg = 1;
830 aCount++;
831 }
832 i++;
833 }
834 return aCount;
835 }
837 /*
838 * CreateArgs - take a string (aLine) and tokenize
839 */
840 int CreateArgs(
841 char *pName,
842 char *aLine,
843 int argc,
844 char **argv)
845 {
846 char *getP, *putP;
847 char **pargv = argv;
848 char Quote = 0;
849 int inArg = 0;
850 int len;
852 len = strlen(aLine);
853 /* remove trailing space and newlines */
854 while (len && aLine[len] <= ' ') {
855 aLine[len] = 0;
856 len--;
857 }
858 /* sikp leading blanks */
859 while (*aLine && *aLine <= ' ')
860 aLine++;
862 pargv[0] = pName;
863 argc = 1;
864 getP = aLine;
865 putP = aLine;
866 while (*getP) {
867 switch (*getP) {
868 case ' ':
869 if (Quote) {
870 *(putP++) = *getP;
871 } else if (inArg) {
872 *(putP++) = 0;
873 inArg = 0;
874 }
875 break;
876 case '"':
877 case '\'':
878 if (Quote != 0) {
879 if (Quote == *getP)
880 Quote = 0;
881 else {
882 *(putP++) = *getP;
883 }
884 } else {
885 if (!inArg) {
886 pargv[argc++] = putP;
887 inArg = 1;
888 }
889 Quote = *getP;
890 }
891 break;
892 default:
893 if (!inArg) {
894 pargv[argc++] = putP;
895 inArg = 1;
896 }
897 *(putP++) = *getP;
898 break;
899 }
900 getP++;
901 }
903 *putP = '\0';
905 if (Quote)
906 return -1;
907 else
908 return argc;
909 }