1 /*****************************************************************************
2 * RRDtool 1.3rc3 Copyright by Tobi Oetiker, 1997-2008
3 *****************************************************************************
4 * rrd_tool.c Startup wrapper
5 *****************************************************************************/
7 #if defined(_WIN32) && !defined(__CYGWIN__) && !defined(__CYGWIN32__) && !defined(HAVE_CONFIG_H)
8 #include "../win32/config.h"
9 #else
10 #ifdef HAVE_CONFIG_H
11 #include "../rrd_config.h"
12 #endif
13 #endif
15 #include "rrd_tool.h"
16 #include "rrd_xport.h"
17 #include "rrd_i18n.h"
19 #ifdef HAVE_LOCALE_H
20 #include <locale.h>
21 #endif
23 void PrintUsage(
24 char *cmd);
25 int CountArgs(
26 char *aLine);
27 int CreateArgs(
28 char *,
29 char *,
30 int,
31 char **);
32 int HandleInputLine(
33 int,
34 char **,
35 FILE *);
36 int RemoteMode = 0;
37 int ChangeRoot = 0;
39 #define TRUE 1
40 #define FALSE 0
41 #define MAX_LENGTH 10000
44 void PrintUsage(
45 char *cmd)
46 {
48 const char *help_main =
49 N_("RRDtool %s"
50 " Copyright 1997-2007 by Tobias Oetiker <tobi@oetiker.ch>\n"
51 " Compiled %s %s\n\n"
52 "Usage: rrdtool [options] command command_options\n\n");
54 const char *help_list =
55 N_
56 ("Valid commands: create, update, updatev, graph, graphv, dump, restore,\n"
57 "\t\tlast, lastupdate, first, info, fetch, tune,\n"
58 "\t\tresize, xport\n\n");
60 const char *help_listremote =
61 N_("Valid remote commands: quit, ls, cd, mkdir, pwd\n\n");
64 const char *help_create =
65 N_("* create - create a new RRD\n\n"
66 "\trrdtool create filename [--start|-b start time]\n"
67 "\t\t[--step|-s step]\n"
68 "\t\t[DS:ds-name:DST:dst arguments]\n"
69 "\t\t[RRA:CF:cf arguments]\n\n");
71 const char *help_dump =
72 N_("* dump - dump an RRD to XML\n\n"
73 "\trrdtool dump filename.rrd >filename.xml\n\n");
75 const char *help_info =
76 N_("* info - returns the configuration and status of the RRD\n\n"
77 "\trrdtool info filename.rrd\n\n");
79 const char *help_restore =
80 N_("* restore - restore an RRD file from its XML form\n\n"
81 "\trrdtool restore [--range-check|-r] [--force-overwrite|-f] filename.xml filename.rrd\n\n");
83 const char *help_last =
84 N_("* last - show last update time for RRD\n\n"
85 "\trrdtool last filename.rrd\n\n");
87 const char *help_lastupdate =
88 N_("* lastupdate - returns the most recent datum stored for\n"
89 " each DS in an RRD\n\n" "\trrdtool lastupdate filename.rrd\n\n");
91 const char *help_first =
92 N_("* first - show first update time for RRA within an RRD\n\n"
93 "\trrdtool first filename.rrd [--rraindex number]\n\n");
95 const char *help_update =
96 N_("* update - update an RRD\n\n"
97 "\trrdtool update filename\n"
98 "\t\t--template|-t ds-name:ds-name:...\n"
99 "\t\ttime|N:value[:value...]\n\n"
100 "\t\tat-time@value[:value...]\n\n"
101 "\t\t[ time:value[:value...] ..]\n\n");
103 const char *help_updatev =
104 N_("* updatev - a verbose version of update\n"
105 "\treturns information about values, RRAs, and datasources updated\n\n"
106 "\trrdtool updatev filename\n"
107 "\t\t--template|-t ds-name:ds-name:...\n"
108 "\t\ttime|N:value[:value...]\n\n"
109 "\t\tat-time@value[:value...]\n\n"
110 "\t\t[ time:value[:value...] ..]\n\n");
112 const char *help_fetch =
113 N_("* fetch - fetch data out of an RRD\n\n"
114 "\trrdtool fetch filename.rrd CF\n"
115 "\t\t[-r|--resolution resolution]\n"
116 "\t\t[-s|--start start] [-e|--end end]\n\n");
118 /* break up very large strings (help_graph, help_tune) for ISO C89 compliance*/
120 const char *help_graph0 =
121 N_("* graph - generate a graph from one or several RRD\n\n"
122 "\trrdtool graph filename [-s|--start seconds] [-e|--end seconds]\n");
123 const char *help_graphv0 =
124 N_("* graphv - generate a graph from one or several RRD\n"
125 " with meta data printed before the graph\n\n"
126 "\trrdtool graphv filename [-s|--start seconds] [-e|--end seconds]\n");
127 const char *help_graph1 =
128 N_("\t\t[-x|--x-grid x-axis grid and label]\n"
129 "\t\t[-Y|--alt-y-grid]\n"
130 "\t\t[-y|--y-grid y-axis grid and label]\n"
131 "\t\t[-v|--vertical-label string] [-w|--width pixels]\n"
132 "\t\t[-h|--height pixels] [-o|--logarithmic]\n"
133 "\t\t[-u|--upper-limit value] [-z|--lazy]\n"
134 "\t\t[-l|--lower-limit value] [-r|--rigid]\n"
135 "\t\t[-g|--no-legend]\n"
136 "\t\t[-F|--force-rules-legend]\n" "\t\t[-j|--only-graph]\n");
137 const char *help_graph2 =
138 N_("\t\t[-n|--font FONTTAG:size:font]\n"
139 "\t\t[-m|--zoom factor]\n"
140 "\t\t[-A|--alt-autoscale]\n"
141 "\t\t[-M|--alt-autoscale-max]\n"
142 "\t\t[-R|--font-render-mode {normal,light,mono}]\n"
143 "\t\t[-B|--font-smoothing-threshold size]\n"
144 "\t\t[-E|--slope-mode]\n"
145 "\t\t[-N|--no-gridfit]\n"
146 "\t\t[-X|--units-exponent value]\n"
147 "\t\t[-L|--units-length value]\n"
148 "\t\t[-S|--step seconds]\n"
149 "\t\t[-f|--imginfo printfstr]\n"
150 "\t\t[-a|--imgformat PNG]\n"
151 "\t\t[-c|--color COLORTAG#rrggbb[aa]] [-t|--title string]\n"
152 "\t\t[-W|--watermark string]\n"
153 "\t\t[DEF:vname=rrd:ds-name:CF]\n");
154 const char *help_graph3 =
155 N_("\t\t[CDEF:vname=rpn-expression]\n"
156 "\t\t[VDEF:vdefname=rpn-expression]\n"
157 "\t\t[PRINT:vdefname:format]\n"
158 "\t\t[GPRINT:vdefname:format]\n" "\t\t[COMMENT:text]\n"
159 "\t\t[SHIFT:vname:offset]\n"
160 "\t\t[TICK:vname#rrggbb[aa][:[fraction][:legend]]]\n"
161 "\t\t[HRULE:value#rrggbb[aa][:legend]]\n"
162 "\t\t[VRULE:value#rrggbb[aa][:legend]]\n"
163 "\t\t[LINE[width]:vname[#rrggbb[aa][:[legend][:STACK]]]]\n"
164 "\t\t[AREA:vname[#rrggbb[aa][:[legend][:STACK]]]]\n"
165 "\t\t[PRINT:vname:CF:format] (deprecated)\n"
166 "\t\t[GPRINT:vname:CF:format] (deprecated)\n"
167 "\t\t[STACK:vname[#rrggbb[aa][:legend]]] (deprecated)\n\n");
168 const char *help_tune1 =
169 N_(" * tune - Modify some basic properties of an RRD\n\n"
170 "\trrdtool tune filename\n"
171 "\t\t[--heartbeat|-h ds-name:heartbeat]\n"
172 "\t\t[--data-source-type|-d ds-name:DST]\n"
173 "\t\t[--data-source-rename|-r old-name:new-name]\n"
174 "\t\t[--minimum|-i ds-name:min] [--maximum|-a ds-name:max]\n"
175 "\t\t[--deltapos scale-value] [--deltaneg scale-value]\n"
176 "\t\t[--failure-threshold integer]\n"
177 "\t\t[--window-length integer]\n"
178 "\t\t[--alpha adaptation-parameter]\n");
179 const char *help_tune2 =
180 N_(" * tune - Modify some basic properties of an RRD\n\n"
181 "\t\t[--beta adaptation-parameter]\n"
182 "\t\t[--gamma adaptation-parameter]\n"
183 "\t\t[--gamma-deviation adaptation-parameter]\n"
184 "\t\t[--aberrant-reset ds-name]\n\n");
185 const char *help_resize =
186 N_
187 (" * resize - alter the length of one of the RRAs in an RRD\n\n"
188 "\trrdtool resize filename rranum GROW|SHRINK rows\n\n");
189 const char *help_xport =
190 N_("* xport - generate XML dump from one or several RRD\n\n"
191 "\trrdtool xport [-s|--start seconds] [-e|--end seconds]\n"
192 "\t\t[-m|--maxrows rows]\n" "\t\t[--step seconds]\n"
193 "\t\t[--enumds]\n" "\t\t[DEF:vname=rrd:ds-name:CF]\n"
194 "\t\t[CDEF:vname=rpn-expression]\n"
195 "\t\t[XPORT:vname:legend]\n\n");
196 const char *help_quit =
197 N_(" * quit - closing a session in remote mode\n\n"
198 "\trrdtool quit\n\n");
199 const char *help_ls =
200 N_(" * ls - lists all *.rrd files in current directory\n\n"
201 "\trrdtool ls\n\n");
202 const char *help_cd =
203 N_(" * cd - changes the current directory\n\n"
204 "\trrdtool cd new directory\n\n");
205 const char *help_mkdir =
206 N_(" * mkdir - creates a new directory\n\n"
207 "\trrdtool mkdir newdirectoryname\n\n");
208 const char *help_pwd =
209 N_(" * pwd - returns the current working directory\n\n"
210 "\trrdtool pwd\n\n");
211 const char *help_lic =
212 N_("RRDtool is distributed under the Terms of the GNU General\n"
213 "Public License Version 2. (www.gnu.org/copyleft/gpl.html)\n\n"
214 "For more information read the RRD manpages\n\n");
215 enum { C_NONE, C_CREATE, C_DUMP, C_INFO, C_RESTORE, C_LAST,
216 C_LASTUPDATE, C_FIRST, C_UPDATE, C_FETCH, C_GRAPH, C_GRAPHV,
217 C_TUNE,
218 C_RESIZE, C_XPORT, C_QUIT, C_LS, C_CD, C_MKDIR, C_PWD,
219 C_UPDATEV
220 };
221 int help_cmd = C_NONE;
223 if (cmd) {
224 if (!strcmp(cmd, "create"))
225 help_cmd = C_CREATE;
226 else if (!strcmp(cmd, "dump"))
227 help_cmd = C_DUMP;
228 else if (!strcmp(cmd, "info"))
229 help_cmd = C_INFO;
230 else if (!strcmp(cmd, "restore"))
231 help_cmd = C_RESTORE;
232 else if (!strcmp(cmd, "last"))
233 help_cmd = C_LAST;
234 else if (!strcmp(cmd, "lastupdate"))
235 help_cmd = C_LASTUPDATE;
236 else if (!strcmp(cmd, "first"))
237 help_cmd = C_FIRST;
238 else if (!strcmp(cmd, "update"))
239 help_cmd = C_UPDATE;
240 else if (!strcmp(cmd, "updatev"))
241 help_cmd = C_UPDATEV;
242 else if (!strcmp(cmd, "fetch"))
243 help_cmd = C_FETCH;
244 else if (!strcmp(cmd, "graph"))
245 help_cmd = C_GRAPH;
246 else if (!strcmp(cmd, "graphv"))
247 help_cmd = C_GRAPHV;
248 else if (!strcmp(cmd, "tune"))
249 help_cmd = C_TUNE;
250 else if (!strcmp(cmd, "resize"))
251 help_cmd = C_RESIZE;
252 else if (!strcmp(cmd, "xport"))
253 help_cmd = C_XPORT;
254 else if (!strcmp(cmd, "quit"))
255 help_cmd = C_QUIT;
256 else if (!strcmp(cmd, "ls"))
257 help_cmd = C_LS;
258 else if (!strcmp(cmd, "cd"))
259 help_cmd = C_CD;
260 else if (!strcmp(cmd, "mkdir"))
261 help_cmd = C_MKDIR;
262 else if (!strcmp(cmd, "pwd"))
263 help_cmd = C_PWD;
264 }
265 fprintf(stdout, _(help_main), PACKAGE_VERSION, __DATE__, __TIME__);
266 fflush(stdout);
267 switch (help_cmd) {
268 case C_NONE:
269 fputs(_(help_list), stdout);
270 if (RemoteMode) {
271 fputs(_(help_listremote), stdout);
272 }
273 break;
274 case C_CREATE:
275 fputs(_(help_create), stdout);
276 break;
277 case C_DUMP:
278 fputs(_(help_dump), stdout);
279 break;
280 case C_INFO:
281 fputs(_(help_info), stdout);
282 break;
283 case C_RESTORE:
284 fputs(_(help_restore), stdout);
285 break;
286 case C_LAST:
287 fputs(_(help_last), stdout);
288 break;
289 case C_LASTUPDATE:
290 fputs(_(help_lastupdate), stdout);
291 break;
292 case C_FIRST:
293 fputs(_(help_first), stdout);
294 break;
295 case C_UPDATE:
296 fputs(_(help_update), stdout);
297 break;
298 case C_UPDATEV:
299 fputs(_(help_updatev), stdout);
300 break;
301 case C_FETCH:
302 fputs(_(help_fetch), stdout);
303 break;
304 case C_GRAPH:
305 fputs(_(help_graph0), stdout);
306 fputs(_(help_graph1), stdout);
307 fputs(_(help_graph2), stdout);
308 fputs(_(help_graph3), stdout);
309 break;
310 case C_GRAPHV:
311 fputs(_(help_graphv0), stdout);
312 fputs(_(help_graph1), stdout);
313 fputs(_(help_graph2), stdout);
314 fputs(_(help_graph3), stdout);
315 break;
316 case C_TUNE:
317 fputs(_(help_tune1), stdout);
318 fputs(_(help_tune2), stdout);
319 break;
320 case C_RESIZE:
321 fputs(_(help_resize), stdout);
322 break;
323 case C_XPORT:
324 fputs(_(help_xport), stdout);
325 break;
326 case C_QUIT:
327 fputs(_(help_quit), stdout);
328 break;
329 case C_LS:
330 fputs(_(help_ls), stdout);
331 break;
332 case C_CD:
333 fputs(_(help_cd), stdout);
334 break;
335 case C_MKDIR:
336 fputs(_(help_mkdir), stdout);
337 break;
338 case C_PWD:
339 fputs(_(help_pwd), stdout);
340 break;
341 }
342 fputs(_(help_lic), stdout);
343 }
345 static char *fgetslong(
346 char **aLinePtr,
347 FILE * stream)
348 {
349 char *linebuf;
350 size_t bufsize = MAX_LENGTH;
351 int eolpos = 0;
353 if (feof(stream))
354 return *aLinePtr = 0;
355 if (!(linebuf = malloc(bufsize))) {
356 perror("fgetslong: malloc");
357 exit(1);
358 }
359 linebuf[0] = '\0';
360 while (fgets(linebuf + eolpos, MAX_LENGTH, stream)) {
361 eolpos += strlen(linebuf + eolpos);
362 if (linebuf[eolpos - 1] == '\n')
363 return *aLinePtr = linebuf;
364 bufsize += MAX_LENGTH;
365 if (!(linebuf = realloc(linebuf, bufsize))) {
366 perror("fgetslong: realloc");
367 exit(1);
368 }
369 }
370 return *aLinePtr = linebuf[0] ? linebuf : 0;
371 }
373 int main(
374 int argc,
375 char *argv[])
376 {
377 char **myargv;
378 char *aLine;
379 char *firstdir = "";
381 #ifdef MUST_DISABLE_SIGFPE
382 signal(SIGFPE, SIG_IGN);
383 #endif
384 #ifdef MUST_DISABLE_FPMASK
385 fpsetmask(0);
386 #endif
387 #ifdef HAVE_LOCALE_H
388 setlocale(LC_ALL, "");
389 #endif
390 #ifdef HAVE_LIBINTL_H
391 bindtextdomain(GETTEXT_PACKAGE, LOCALEDIR);
392 bind_textdomain_codeset(GETTEXT_PACKAGE, "UTF-8");
393 textdomain(GETTEXT_PACKAGE);
394 #endif
395 if (argc == 1) {
396 PrintUsage("");
397 return 0;
398 }
400 if (((argc == 2) || (argc == 3)) && !strcmp("-", argv[1])) {
401 #if HAVE_GETRUSAGE
402 struct rusage myusage;
403 struct timeval starttime;
404 struct timeval currenttime;
406 gettimeofday(&starttime, NULL);
407 #endif
408 RemoteMode = 1;
409 if ((argc == 3) && strcmp("", argv[2])) {
411 if (
412 #ifdef HAVE_GETUID
413 getuid()
414 #else
415 1
416 #endif
417 == 0) {
419 #ifdef HAVE_CHROOT
420 chroot(argv[2]);
421 if (errno != 0) {
422 fprintf(stderr,
423 "ERROR: can't change root to '%s' errno=%d\n",
424 argv[2], errno);
425 exit(errno);
426 }
427 ChangeRoot = 1;
428 firstdir = "/";
429 #else
430 fprintf(stderr,
431 "ERROR: change root is not supported by your OS "
432 "or at least by this copy of rrdtool\n");
433 exit(1);
434 #endif
435 } else {
436 firstdir = argv[2];
437 }
438 }
439 if (strcmp(firstdir, "")) {
440 chdir(firstdir);
441 if (errno != 0) {
442 fprintf(stderr, "ERROR: %s\n", rrd_strerror(errno));
443 exit(errno);
444 }
445 }
447 while (fgetslong(&aLine, stdin)) {
448 if ((argc = CountArgs(aLine)) == 0) {
449 printf("ERROR: not enough arguments\n");
450 }
451 if ((myargv = (char **) malloc((argc + 1) *
452 sizeof(char *))) == NULL) {
453 perror("malloc");
454 exit(1);
455 }
456 if ((argc = CreateArgs(argv[0], aLine, argc, myargv)) < 0) {
457 printf("ERROR: creating arguments\n");
458 } else {
459 int ret = HandleInputLine(argc, myargv, stdout);
461 free(myargv);
462 if (ret == 0) {
463 #if HAVE_GETRUSAGE
464 getrusage(RUSAGE_SELF, &myusage);
465 gettimeofday(¤ttime, NULL);
466 printf("OK u:%1.2f s:%1.2f r:%1.2f\n",
467 (double) myusage.ru_utime.tv_sec +
468 (double) myusage.ru_utime.tv_usec / 1000000.0,
469 (double) myusage.ru_stime.tv_sec +
470 (double) myusage.ru_stime.tv_usec / 1000000.0,
471 (double) (currenttime.tv_sec - starttime.tv_sec)
472 + (double) (currenttime.tv_usec -
473 starttime.tv_usec)
474 / 1000000.0);
475 #else
476 printf("OK\n");
477 #endif
478 }
479 }
480 fflush(stdout); /* this is important for pipes to work */
481 free(aLine);
482 }
483 } else if (argc == 2) {
484 PrintUsage(argv[1]);
485 exit(0);
486 } else if (argc == 3 && !strcmp(argv[1], "help")) {
487 PrintUsage(argv[2]);
488 exit(0);
489 } else {
490 exit(HandleInputLine(argc, argv, stderr));
491 }
492 return 0;
493 }
495 /* HandleInputLine is NOT thread safe - due to readdir issues,
496 resolving them portably is not really simple. */
497 int HandleInputLine(
498 int argc,
499 char **argv,
500 FILE * out)
501 {
502 #if defined(HAVE_OPENDIR) && defined (HAVE_READDIR)
503 DIR *curdir; /* to read current dir with ls */
504 struct dirent *dent;
505 #endif
506 #if defined(HAVE_SYS_STAT_H)
507 struct stat st;
508 #endif
509 char *cwd; /* To hold current working dir on call to pwd */
511 /* Reset errno to 0 before we start.
512 */
513 errno = 0;
514 if (RemoteMode) {
515 if (argc > 1 && strcmp("quit", argv[1]) == 0) {
516 if (argc > 2) {
517 printf("ERROR: invalid parameter count for quit\n");
518 return (1);
519 }
520 exit(0);
521 }
522 #if defined(HAVE_OPENDIR) && defined(HAVE_READDIR) && defined(HAVE_CHDIR)
523 if (argc > 1 && strcmp("cd", argv[1]) == 0) {
524 if (argc > 3) {
525 printf("ERROR: invalid parameter count for cd\n");
526 return (1);
527 }
528 #if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID)
529 if (getuid() == 0 && !ChangeRoot) {
530 printf
531 ("ERROR: chdir security problem - rrdtool is running as "
532 "root but not chroot!\n");
533 return (1);
534 }
535 #endif
536 chdir(argv[2]);
537 if (errno != 0) {
538 printf("ERROR: %s\n", rrd_strerror(errno));
539 return (1);
540 }
541 return (0);
542 }
543 if (argc > 1 && strcmp("pwd", argv[1]) == 0) {
544 if (argc > 2) {
545 printf("ERROR: invalid parameter count for pwd\n");
546 return (1);
547 }
548 cwd = getcwd(NULL, MAXPATH);
549 if (cwd == NULL) {
550 printf("ERROR: %s\n", rrd_strerror(errno));
551 return (1);
552 }
553 printf("%s\n", cwd);
554 free(cwd);
555 return (0);
556 }
557 if (argc > 1 && strcmp("mkdir", argv[1]) == 0) {
558 if (argc > 3) {
559 printf("ERROR: invalid parameter count for mkdir\n");
560 return (1);
561 }
562 #if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID)
563 if (getuid() == 0 && !ChangeRoot) {
564 printf
565 ("ERROR: mkdir security problem - rrdtool is running as "
566 "root but not chroot!\n");
567 return (1);
568 }
569 #endif
570 mkdir(argv[2], 0777);
571 if (errno != 0) {
572 printf("ERROR: %s\n", rrd_strerror(errno));
573 return (1);
574 }
575 return (0);
576 }
577 if (argc > 1 && strcmp("ls", argv[1]) == 0) {
578 if (argc > 2) {
579 printf("ERROR: invalid parameter count for ls\n");
580 return (1);
581 }
582 if ((curdir = opendir(".")) != NULL) {
583 while ((dent = readdir(curdir)) != NULL) {
584 if (!stat(dent->d_name, &st)) {
585 if (S_ISDIR(st.st_mode)) {
586 printf("d %s\n", dent->d_name);
587 }
588 if (strlen(dent->d_name) > 4 && S_ISREG(st.st_mode)) {
589 if (!strcmp
590 (dent->d_name + NAMLEN(dent) - 4, ".rrd")
591 || !strcmp(dent->d_name + NAMLEN(dent) - 4,
592 ".RRD")) {
593 printf("- %s\n", dent->d_name);
594 }
595 }
596 }
597 }
598 closedir(curdir);
599 } else {
600 printf("ERROR: %s\n", rrd_strerror(errno));
601 return (errno);
602 }
603 return (0);
604 }
605 #endif /* opendir and readdir */
607 }
608 if (argc < 3
609 || strcmp("help", argv[1]) == 0
610 || strcmp("--help", argv[1]) == 0
611 || strcmp("-help", argv[1]) == 0
612 || strcmp("-?", argv[1]) == 0 || strcmp("-h", argv[1]) == 0) {
613 PrintUsage("");
614 return 0;
615 }
617 if (strcmp("create", argv[1]) == 0)
618 rrd_create(argc - 1, &argv[1]);
619 else if (strcmp("dump", argv[1]) == 0)
620 rrd_dump(argc - 1, &argv[1]);
621 else if (strcmp("info", argv[1]) == 0 || strcmp("updatev", argv[1]) == 0) {
622 info_t *data;
624 if (strcmp("info", argv[1]) == 0)
626 data = rrd_info(argc - 1, &argv[1]);
627 else
628 data = rrd_update_v(argc - 1, &argv[1]);
629 info_print(data);
630 info_free(data);
631 }
633 else if (strcmp("--version", argv[1]) == 0 ||
634 strcmp("version", argv[1]) == 0 ||
635 strcmp("v", argv[1]) == 0 ||
636 strcmp("-v", argv[1]) == 0 || strcmp("-version", argv[1]) == 0)
637 printf("RRDtool " PACKAGE_VERSION
638 " Copyright by Tobi Oetiker, 1997-2008 (%f)\n",
639 rrd_version());
640 else if (strcmp("restore", argv[1]) == 0)
641 rrd_restore(argc - 1, &argv[1]);
642 else if (strcmp("resize", argv[1]) == 0)
643 rrd_resize(argc - 1, &argv[1]);
644 else if (strcmp("last", argv[1]) == 0)
645 printf("%ld\n", rrd_last(argc - 1, &argv[1]));
646 else if (strcmp("lastupdate", argv[1]) == 0) {
647 time_t last_update;
648 char **ds_namv;
649 char **last_ds;
650 unsigned long ds_cnt, i;
652 if (rrd_lastupdate(argc - 1, &argv[1], &last_update,
653 &ds_cnt, &ds_namv, &last_ds) == 0) {
654 for (i = 0; i < ds_cnt; i++)
655 printf(" %s", ds_namv[i]);
656 printf("\n\n");
657 printf("%10lu:", last_update);
658 for (i = 0; i < ds_cnt; i++) {
659 printf(" %s", last_ds[i]);
660 free(last_ds[i]);
661 free(ds_namv[i]);
662 }
663 printf("\n");
664 free(last_ds);
665 free(ds_namv);
666 }
667 } else if (strcmp("first", argv[1]) == 0)
668 printf("%ld\n", rrd_first(argc - 1, &argv[1]));
669 else if (strcmp("update", argv[1]) == 0)
670 rrd_update(argc - 1, &argv[1]);
671 else if (strcmp("fetch", argv[1]) == 0) {
672 time_t start, end, ti;
673 unsigned long step, ds_cnt, i, ii;
674 rrd_value_t *data, *datai;
675 char **ds_namv;
677 if (rrd_fetch
678 (argc - 1, &argv[1], &start, &end, &step, &ds_cnt, &ds_namv,
679 &data) != -1) {
680 datai = data;
681 printf(" ");
682 for (i = 0; i < ds_cnt; i++)
683 printf("%20s", ds_namv[i]);
684 printf("\n\n");
685 for (ti = start + step; ti <= end; ti += step) {
686 printf("%10lu:", ti);
687 for (ii = 0; ii < ds_cnt; ii++)
688 printf(" %0.10e", *(datai++));
689 printf("\n");
690 }
691 for (i = 0; i < ds_cnt; i++)
692 free(ds_namv[i]);
693 free(ds_namv);
694 free(data);
695 }
696 } else if (strcmp("xport", argv[1]) == 0) {
697 int xxsize;
698 unsigned long int j = 0;
699 time_t start, end, ti;
700 unsigned long step, col_cnt, row_cnt;
701 rrd_value_t *data, *ptr;
702 char **legend_v;
703 int enumds = 0;
704 int i;
705 size_t vtag_s = strlen(COL_DATA_TAG) + 10;
706 char *vtag = malloc(vtag_s);
708 for (i = 2; i < argc; i++) {
709 if (strcmp("--enumds", argv[i]) == 0)
710 enumds = 1;
711 }
713 if (rrd_xport
714 (argc - 1, &argv[1], &xxsize, &start, &end, &step, &col_cnt,
715 &legend_v, &data) != -1) {
716 row_cnt = (end - start) / step;
717 ptr = data;
718 printf("<?xml version=\"1.0\" encoding=\"%s\"?>\n\n",
719 XML_ENCODING);
720 printf("<%s>\n", ROOT_TAG);
721 printf(" <%s>\n", META_TAG);
722 printf(" <%s>%lu</%s>\n", META_START_TAG,
723 (unsigned long) start + step, META_START_TAG);
724 printf(" <%s>%lu</%s>\n", META_STEP_TAG, step, META_STEP_TAG);
725 printf(" <%s>%lu</%s>\n", META_END_TAG, (unsigned long) end,
726 META_END_TAG);
727 printf(" <%s>%lu</%s>\n", META_ROWS_TAG, row_cnt,
728 META_ROWS_TAG);
729 printf(" <%s>%lu</%s>\n", META_COLS_TAG, col_cnt,
730 META_COLS_TAG);
731 printf(" <%s>\n", LEGEND_TAG);
732 for (j = 0; j < col_cnt; j++) {
733 char *entry = NULL;
735 entry = legend_v[j];
736 printf(" <%s>%s</%s>\n", LEGEND_ENTRY_TAG, entry,
737 LEGEND_ENTRY_TAG);
738 free(entry);
739 }
740 free(legend_v);
741 printf(" </%s>\n", LEGEND_TAG);
742 printf(" </%s>\n", META_TAG);
743 printf(" <%s>\n", DATA_TAG);
744 for (ti = start + step; ti <= end; ti += step) {
745 printf(" <%s>", DATA_ROW_TAG);
746 printf("<%s>%lu</%s>", COL_TIME_TAG, ti, COL_TIME_TAG);
747 for (j = 0; j < col_cnt; j++) {
748 rrd_value_t newval = DNAN;
750 if (enumds == 1)
752 snprintf(vtag, vtag_s, "%s%lu", COL_DATA_TAG, j);
753 else
754 snprintf(vtag, vtag_s, "%s", COL_DATA_TAG);
755 newval = *ptr;
756 if (isnan(newval)) {
757 printf("<%s>NaN</%s>", vtag, vtag);
758 } else {
759 printf("<%s>%0.10e</%s>", vtag, newval, vtag);
760 };
761 ptr++;
762 }
763 printf("</%s>\n", DATA_ROW_TAG);
764 }
765 free(data);
766 printf(" </%s>\n", DATA_TAG);
767 printf("</%s>\n", ROOT_TAG);
768 }
769 free(vtag);
770 } else if (strcmp("graph", argv[1]) == 0) {
771 char **calcpr;
773 #ifdef notused /*XXX*/
774 const char *imgfile = argv[2]; /* rrd_graph changes argv pointer */
775 #endif
776 int xsize, ysize;
777 double ymin, ymax;
778 int i;
779 int tostdout = (strcmp(argv[2], "-") == 0);
780 int imginfo = 0;
782 for (i = 2; i < argc; i++) {
783 if (strcmp(argv[i], "--imginfo") == 0
784 || strcmp(argv[i], "-f") == 0) {
785 imginfo = 1;
786 break;
787 }
788 }
789 if (rrd_graph
790 (argc - 1, &argv[1], &calcpr, &xsize, &ysize, NULL, &ymin,
791 &ymax) != -1) {
792 if (!tostdout && !imginfo)
793 printf("%dx%d\n", xsize, ysize);
794 if (calcpr) {
795 for (i = 0; calcpr[i]; i++) {
796 if (!tostdout)
797 printf("%s\n", calcpr[i]);
798 free(calcpr[i]);
799 }
800 free(calcpr);
801 }
802 }
804 } else if (strcmp("graphv", argv[1]) == 0) {
805 info_t *grinfo = NULL; /* 1 to distinguish it from the NULL that rrd_graph sends in */
806 grinfo = rrd_graph_v(argc - 1, &argv[1]);
807 if (grinfo) {
808 info_print(grinfo);
809 info_free(grinfo);
810 }
812 } else if (strcmp("tune", argv[1]) == 0)
813 rrd_tune(argc - 1, &argv[1]);
814 else {
815 rrd_set_error("unknown function '%s'", argv[1]);
816 }
817 if (rrd_test_error()) {
818 fprintf(out, "ERROR: %s\n", rrd_get_error());
819 rrd_clear_error();
820 return 1;
821 }
822 return (0);
823 }
825 int CountArgs(
826 char *aLine)
827 {
828 int i = 0;
829 int aCount = 0;
830 int inarg = 0;
832 while (aLine[i] == ' ')
833 i++;
834 while (aLine[i] != 0) {
835 if ((aLine[i] == ' ') && inarg) {
836 inarg = 0;
837 }
838 if ((aLine[i] != ' ') && !inarg) {
839 inarg = 1;
840 aCount++;
841 }
842 i++;
843 }
844 return aCount;
845 }
847 /*
848 * CreateArgs - take a string (aLine) and tokenize
849 */
850 int CreateArgs(
851 char *pName,
852 char *aLine,
853 int argc,
854 char **argv)
855 {
856 char *getP, *putP;
857 char **pargv = argv;
858 char Quote = 0;
859 int inArg = 0;
860 int len;
862 len = strlen(aLine);
863 /* remove trailing space and newlines */
864 while (len && aLine[len] <= ' ') {
865 aLine[len] = 0;
866 len--;
867 }
868 /* sikp leading blanks */
869 while (*aLine && *aLine <= ' ')
870 aLine++;
871 pargv[0] = pName;
872 argc = 1;
873 getP = aLine;
874 putP = aLine;
875 while (*getP) {
876 switch (*getP) {
877 case ' ':
878 if (Quote) {
879 *(putP++) = *getP;
880 } else if (inArg) {
881 *(putP++) = 0;
882 inArg = 0;
883 }
884 break;
885 case '"':
886 case '\'':
887 if (Quote != 0) {
888 if (Quote == *getP)
889 Quote = 0;
890 else {
891 *(putP++) = *getP;
892 }
893 } else {
894 if (!inArg) {
895 pargv[argc++] = putP;
896 inArg = 1;
897 }
898 Quote = *getP;
899 }
900 break;
901 default:
902 if (!inArg) {
903 pargv[argc++] = putP;
904 inArg = 1;
905 }
906 *(putP++) = *getP;
907 break;
908 }
909 getP++;
910 }
912 *putP = '\0';
913 if (Quote)
914 return -1;
915 else
916 return argc;
917 }