1 /*****************************************************************************
2 * RRDtool 1.0.33 Copyright Tobias Oetiker, 1997 - 2001
3 *****************************************************************************
4 * rrd_tool.c Startup wrapper
5 *****************************************************************************/
7 #include "rrd_tool.h"
9 void PrintUsage(char *cmd);
10 int CountArgs(char *aLine);
11 int CreateArgs(char *, char *, int, char **);
12 int HandleInputLine(int, char **, FILE*);
13 #define TRUE 1
14 #define FALSE 0
15 #define MAX_LENGTH 10000
18 void PrintUsage(char *cmd)
19 {
21 char help_main[] =
22 "RRDtool 1.0.33 Copyright 1997-2001 by Tobias Oetiker <tobi@oetiker.ch>\n\n"
23 "Usage: rrdtool [options] command command_options\n\n";
25 char help_list[] =
26 "Valid commands: create, update, graph, dump, restore,\n"
27 "\t\tlast, info, fetch, tune, resize\n\n";
29 char help_create[] =
30 "* create - create a new RRD\n\n"
31 "\trrdtool create filename [--start|-b start time]\n"
32 "\t\t[--step|-s step]\n"
33 "\t\t[DS:ds-name:DST:heartbeat:min:max] [RRA:CF:xff:steps:rows]\n\n";
35 char help_dump[] =
36 "* dump - dump an RRD to XML\n\n"
37 "\trrdtool dump filename.rrd >filename.xml\n\n";
39 char help_info[] =
40 "* info - returns the configuration and status of the\n\n"
41 "\trrdtool info filename.rrd\n\n";
43 char help_restore[] =
44 "* restore - restore an RRD file from its XML form\n\n"
45 "\trrdtool restore [--range-check|-r] filename.xml filename.rrd\n\n";
47 char help_last[] =
48 "* last - show last update time for RRD\n\n"
49 "\trrdtool last filename.rrd\n\n";
51 char help_update[] =
52 "* update - update an RRD\n\n"
53 "\trrdtool update filename\n"
54 "\t\t--template|-t ds-name:ds-name:...\n"
55 "\t\ttime|N:value[:value...]\n\n"
56 "\t\tat-time@value[:value...]\n\n"
57 "\t\t[ time:value[:value...] ..]\n\n";
59 char help_fetch[] =
60 "* fetch - fetch data out of an RRD\n\n"
61 "\trrdtool fetch filename.rrd CF\n"
62 "\t\t[--resolution|-r resolution]\n"
63 "\t\t[--start|-s start] [--end|-e end]\n\n";
65 char help_graph[] =
66 "* graph - generate a graph from one or several RRD\n\n"
67 "\trrdtool graph filename [-s|--start seconds] [-e|--end seconds]\n"
68 "\t\t[-x|--x-grid x-axis grid and label]\n"
69 "\t\t[--alt-y-grid]\n"
70 "\t\t[-y|--y-grid y-axis grid and label]\n"
71 "\t\t[-v|--vertical-label string] [-w|--width pixels]\n"
72 "\t\t[-h|--height pixels] [-o|--logarithmic]\n"
73 "\t\t[-u|--upper-limit value] [-z|--lazy]\n"
74 "\t\t[-l|--lower-limit value] [-r|--rigid]\n"
75 "\t\t[-g|--no-legend]\n"
76 "\t\t[--alt-autoscale]\n"
77 "\t\t[--alt-autoscale-max]\n"
78 "\t\t[--units-exponent value]\n"
79 "\t\t[--step seconds]\n"
80 "\t\t[-f|--imginfo printfstr]\n"
81 "\t\t[-a|--imgformat GIF|PNG]\n"
82 "\t\t[-c|--color COLORTAG#rrggbb] [-t|--title string]\n"
83 "\t\t[DEF:vname=rrd:ds-name:CF]\n"
84 "\t\t[CDEF:vname=rpn-expression]\n"
85 "\t\t[PRINT:vname:CF:format]\n"
86 "\t\t[GPRINT:vname:CF:format]\n"
87 "\t\t[HRULE:value#rrggbb[:legend]]\n"
88 "\t\t[VRULE:value#rrggbb[:legend]]\n"
89 "\t\t[LINE{1|2|3}:vname[#rrggbb[:legend]]]\n"
90 "\t\t[AREA:vname[#rrggbb[:legend]]]\n"
91 "\t\t[STACK:vname[#rrggbb[:legend]]]\n\n";
93 char help_tune[] =
94 " * tune - Modify some basic properties of an RRD\n\n"
95 "\trrdtool tune filename\n"
96 "\t\t[--heartbeat|-h ds-name:heartbeat]\n"
97 "\t\t[--data-source-type|-d ds-name:DST\n"
98 "\t\t[--data-source-rename|-r old-name:new-name\n"
99 "\t\t[--minimum|-i ds-name:min] [--maximum|-a ds-name:max]\n\n";
101 char help_resize[] =
102 " * resize - alter the lenght of one of the RRAs in an RRD\n\n"
103 "\trrdtool resize filename rranum GROW|SHRINK rows\n\n";
105 char help_lic[] =
106 "RRDtool is distributed under the Terms of the GNU General\n"
107 "Public License Version 2. (www.gnu.org/copyleft/gpl.html)\n\n"
109 "For more information read the RRD manpages\n\n";
111 enum { C_NONE, C_CREATE, C_DUMP, C_INFO, C_RESTORE, C_LAST,
112 C_UPDATE, C_FETCH, C_GRAPH, C_TUNE, C_RESIZE };
114 int help_cmd = C_NONE;
116 if (cmd)
117 {
118 if (!strcmp(cmd,"create"))
119 help_cmd = C_CREATE;
120 else if (!strcmp(cmd,"dump"))
121 help_cmd = C_DUMP;
122 else if (!strcmp(cmd,"info"))
123 help_cmd = C_INFO;
124 else if (!strcmp(cmd,"restore"))
125 help_cmd = C_RESTORE;
126 else if (!strcmp(cmd,"last"))
127 help_cmd = C_LAST;
128 else if (!strcmp(cmd,"update"))
129 help_cmd = C_UPDATE;
130 else if (!strcmp(cmd,"fetch"))
131 help_cmd = C_FETCH;
132 else if (!strcmp(cmd,"graph"))
133 help_cmd = C_GRAPH;
134 else if (!strcmp(cmd,"tune"))
135 help_cmd = C_TUNE;
136 else if (!strcmp(cmd,"resize"))
137 help_cmd = C_RESIZE;
138 }
139 fputs(help_main, stdout);
140 switch (help_cmd)
141 {
142 case C_NONE:
143 fputs(help_list, stdout);
144 break;
145 case C_CREATE:
146 fputs(help_create, stdout);
147 break;
148 case C_DUMP:
149 fputs(help_dump, stdout);
150 break;
151 case C_INFO:
152 fputs(help_info, stdout);
153 break;
154 case C_RESTORE:
155 fputs(help_restore, stdout);
156 break;
157 case C_LAST:
158 fputs(help_last, stdout);
159 break;
160 case C_UPDATE:
161 fputs(help_update, stdout);
162 break;
163 case C_FETCH:
164 fputs(help_fetch, stdout);
165 break;
166 case C_GRAPH:
167 fputs(help_graph, stdout);
168 break;
169 case C_TUNE:
170 fputs(help_tune, stdout);
171 break;
172 case C_RESIZE:
173 fputs(help_resize, stdout);
174 break;
175 }
176 fputs(help_lic, stdout);
177 }
180 int main(int argc, char *argv[])
181 {
182 char **myargv;
183 char aLine[MAX_LENGTH];
184 #ifdef MUST_DISABLE_SIGFPE
185 signal(SIGFPE,SIG_IGN);
186 #endif
187 #ifdef MUST_DISABLE_FPMASK
188 fpsetmask(0);
189 #endif
190 if (argc == 1)
191 {
192 PrintUsage("");
193 return 0;
194 }
196 if ((argc == 2) && !strcmp("-",argv[1]))
197 {
198 #if HAVE_GETRUSAGE
199 struct rusage myusage;
200 struct timeval starttime;
201 struct timeval currenttime;
202 struct timezone tz;
204 tz.tz_minuteswest =0;
205 tz.tz_dsttime=0;
206 gettimeofday(&starttime,&tz);
207 #endif
209 while (fgets(aLine, sizeof(aLine)-1, stdin)){
210 if ((argc = CountArgs(aLine)) == 0) {
211 fprintf(stderr,"ERROR: not enough arguments\n");
212 }
213 if ((myargv = (char **) malloc((argc+1) *
214 sizeof(char *))) == NULL) {
215 perror("malloc");
216 return -1;
217 }
218 if ((argc=CreateArgs(argv[0], aLine, argc, myargv)) < 0) {
219 fprintf(stderr, "ERROR: creating arguments\n");
220 return -1;
221 }
223 if (HandleInputLine(argc, myargv, stdout))
224 return -1;
225 free(myargv);
227 #if HAVE_GETRUSAGE
228 getrusage(RUSAGE_SELF,&myusage);
229 gettimeofday(¤ttime,&tz);
230 printf("OK u:%1.2f s:%1.2f r:%1.2f\n",
231 (double)myusage.ru_utime.tv_sec+
232 (double)myusage.ru_utime.tv_usec/1000000.0,
233 (double)myusage.ru_stime.tv_sec+
234 (double)myusage.ru_stime.tv_usec/1000000.0,
235 (double)(currenttime.tv_sec-starttime.tv_sec)
236 +(double)(currenttime.tv_usec-starttime.tv_usec)
237 /1000000.0);
238 #else
239 printf("OK\n");
240 #endif
241 fflush(stdout); /* this is important for pipes to work */
242 }
243 }
244 else if (argc == 2)
245 {
246 PrintUsage(argv[1]);
247 exit(0);
248 }
249 else
250 HandleInputLine(argc, argv, stderr);
251 return 0;
252 }
254 int HandleInputLine(int argc, char **argv, FILE* out)
255 {
256 optind=0; /* reset gnu getopt */
257 opterr=0; /* no error messages */
259 if (argc < 3
260 || strcmp("help", argv[1]) == 0
261 || strcmp("--help", argv[1]) == 0
262 || strcmp("-help", argv[1]) == 0
263 || strcmp("-?", argv[1]) == 0
264 || strcmp("-h", argv[1]) == 0 ) {
265 PrintUsage("");
266 return 0;
267 }
269 if (strcmp("create", argv[1]) == 0)
270 rrd_create(argc-1, &argv[1]);
271 else if (strcmp("dump", argv[1]) == 0)
272 rrd_dump(argc-1, &argv[1]);
273 else if (strcmp("info", argv[1]) == 0){
274 info_t *data,*save;
275 data=rrd_info(argc-1, &argv[1]);
276 while (data) {
277 save=data;
278 printf ("%s = ", data->key);
279 free(data->key);
281 switch (data->type) {
282 case RD_I_VAL:
283 if (isnan (data->value.u_val))
284 printf("NaN");
285 else
286 printf ("%0.10e", data->value.u_val);
287 break;
288 case RD_I_CNT:
289 printf ("%lu", data->value.u_cnt);
290 break;
291 case RD_I_STR:
292 printf ("\"%s\"", data->value.u_str);
293 free(data->value.u_str);
294 break;
295 }
296 data = data->next;
297 free(save);
298 printf ("\n");
299 }
300 free(data);
301 }
303 else if (strcmp("--version", argv[1]) == 0 ||
304 strcmp("version", argv[1]) == 0 ||
305 strcmp("v", argv[1]) == 0 ||
306 strcmp("-v", argv[1]) == 0 ||
307 strcmp("-version", argv[1]) == 0 )
308 printf("RRDtool 1.0.33 Copyright (C) 1997-2001 by Tobias Oetiker <tobi@oetiker.ch>\n");
309 else if (strcmp("restore", argv[1]) == 0)
310 rrd_restore(argc-1, &argv[1]);
311 else if (strcmp("resize", argv[1]) == 0)
312 rrd_resize(argc-1, &argv[1]);
313 else if (strcmp("last", argv[1]) == 0)
314 printf("%ld\n",rrd_last(argc-1, &argv[1]));
315 else if (strcmp("update", argv[1]) == 0)
316 rrd_update(argc-1, &argv[1]);
317 else if (strcmp("fetch", argv[1]) == 0) {
318 time_t start,end;
319 unsigned long step, ds_cnt,i,ii;
320 rrd_value_t *data,*datai;
321 char **ds_namv;
322 if (rrd_fetch(argc-1, &argv[1],&start,&end,&step,&ds_cnt,&ds_namv,&data) != -1) {
323 datai=data;
324 printf(" ");
325 for (i = 0; i<ds_cnt;i++)
326 printf("%14s",ds_namv[i]);
327 printf ("\n\n");
328 for (i = start; i <= end; i += step){
329 printf("%10lu:", i);
330 for (ii = 0; ii < ds_cnt; ii++)
331 printf(" %0.10e", *(datai++));
332 printf("\n");
333 }
334 for (i=0;i<ds_cnt;i++)
335 free(ds_namv[i]);
336 free(ds_namv);
337 free (data);
338 }
339 }
340 else if (strcmp("graph", argv[1]) == 0) {
341 char **calcpr;
342 int xsize, ysize;
343 int i;
344 if( rrd_graph(argc-1, &argv[1], &calcpr, &xsize, &ysize) != -1 ) {
345 if (strcmp(argv[2],"-") != 0)
346 printf ("%dx%d\n",xsize,ysize);
347 if (calcpr) {
348 for(i=0;calcpr[i];i++){
349 if (strcmp(argv[2],"-") != 0)
350 printf("%s\n",calcpr[i]);
351 free(calcpr[i]);
352 }
353 free(calcpr);
354 }
355 }
357 } else if (strcmp("tune", argv[1]) == 0)
358 rrd_tune(argc-1, &argv[1]);
359 else {
360 rrd_set_error("unknown function '%s'",argv[1]);
361 }
362 if (rrd_test_error()) {
363 fprintf(out, "ERROR: %s\n",rrd_get_error());
364 rrd_clear_error();
365 }
366 return(0);
367 }
369 int CountArgs(char *aLine)
370 {
371 int i=0;
372 int aCount = 0;
373 int inarg = 0;
374 while (aLine[i] == ' ') i++;
375 while (aLine[i] != 0){
376 if((aLine[i]== ' ') && inarg){
377 inarg = 0;
378 }
379 if((aLine[i]!= ' ') && ! inarg){
380 inarg = 1;
381 aCount++;
382 }
383 i++;
384 }
385 return aCount;
386 }
388 /*
389 * CreateArgs - take a string (aLine) and tokenize
390 */
391 int CreateArgs(char *pName, char *aLine, int argc, char **argv)
392 {
393 char *getP, *putP;
394 char **pargv = argv;
395 char Quote = 0;
396 int inArg = 0;
397 int len;
399 len = strlen(aLine);
400 /* remove trailing space and newlines */
401 while (len && aLine[len] <= ' ') {
402 aLine[len] = 0 ; len--;
403 }
404 /* sikp leading blanks */
405 while (*aLine && *aLine <= ' ') aLine++;
407 pargv[0] = pName;
408 argc = 1;
409 getP = aLine;
410 putP = aLine;
411 while (*getP){
412 switch (*getP) {
413 case ' ':
414 if (Quote){
415 *(putP++)=*getP;
416 } else
417 if(inArg) {
418 *(putP++) = 0;
419 inArg = 0;
420 }
421 break;
422 case '"':
423 case '\'':
424 if (Quote != 0) {
425 if (Quote == *getP)
426 Quote = 0;
427 else {
428 *(putP++)=*getP;
429 }
430 } else {
431 if(!inArg){
432 pargv[argc++] = putP;
433 inArg=1;
434 }
435 Quote = *getP;
436 }
437 break;
438 default:
439 if(!inArg){
440 pargv[argc++] = putP;
441 inArg=1;
442 }
443 *(putP++)=*getP;
444 break;
445 }
446 getP++;
447 }
449 *putP = '\0';
451 if (Quote)
452 return -1;
453 else
454 return argc;
455 }