1 /*****************************************************************************
2 * RRDtool 1.1.x Copyright Tobias Oetiker, 1997 - 2002
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 1.1.x 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:dst arguments]\n"
34 "\t\t[RRA:CF:cf arguments]\n\n";
36 char help_dump[] =
37 "* dump - dump an RRD to XML\n\n"
38 "\trrdtool dump filename.rrd >filename.xml\n\n";
40 char help_info[] =
41 "* info - returns the configuration and status of the RRD\n\n"
42 "\trrdtool info filename.rrd\n\n";
44 char help_restore[] =
45 "* restore - restore an RRD file from its XML form\n\n"
46 "\trrdtool restore [--range-check|-r] filename.xml filename.rrd\n\n";
48 char help_last[] =
49 "* last - show last update time for RRD\n\n"
50 "\trrdtool last filename.rrd\n\n";
52 char help_update[] =
53 "* update - update an RRD\n\n"
54 "\trrdtool update filename\n"
55 "\t\t--template|-t ds-name:ds-name:...\n"
56 "\t\ttime|N:value[:value...]\n\n"
57 "\t\tat-time@value[:value...]\n\n"
58 "\t\t[ time:value[:value...] ..]\n\n";
60 char help_fetch[] =
61 "* fetch - fetch data out of an RRD\n\n"
62 "\trrdtool fetch filename.rrd CF\n"
63 "\t\t[--resolution|-r resolution]\n"
64 "\t\t[--start|-s start] [--end|-e end]\n\n";
66 char help_graph[] =
67 "* graph - generate a graph from one or several RRD\n\n"
68 "\trrdtool graph filename [-s|--start seconds] [-e|--end seconds]\n"
69 "\t\t[-x|--x-grid x-axis grid and label]\n"
70 "\t\t[--alt-y-grid]\n"
71 "\t\t[-y|--y-grid y-axis grid and label]\n"
72 "\t\t[-v|--vertical-label string] [-w|--width pixels]\n"
73 "\t\t[-h|--height pixels] [-o|--logarithmic]\n"
74 "\t\t[-u|--upper-limit value] [-z|--lazy]\n"
75 "\t\t[-l|--lower-limit value] [-r|--rigid]\n"
76 "\t\t[-g|--no-legend]\n"
77 "\t\t[--font FONTTAG:size:font]\n"
78 "\t\t[--zoom factor]\n"
79 "\t\t[--alt-autoscale]\n"
80 "\t\t[--alt-autoscale-max]\n"
81 "\t\t[--units-exponent value]\n"
82 "\t\t[--step seconds]\n"
83 "\t\t[-f|--imginfo printfstr]\n"
84 "\t\t[-a|--imgformat PNG]\n"
85 "\t\t[-c|--color COLORTAG#rrggbb[aa]] [-t|--title string]\n"
86 "\t\t[DEF:vname=rrd:ds-name:CF]\n"
87 "\t\t[CDEF:vname=rpn-expression]\n"
88 "\t\t[PRINT:vname:CF:format]\n"
89 "\t\t[GPRINT:vname:CF:format]\n"
90 "\t\t[HRULE:value#rrggbb[aa][:legend]]\n"
91 "\t\t[VRULE:value#rrggbb[aa][:legend]]\n"
92 "\t\t[LINE{1|2|3}:vname[#rrggbb[aa][:legend]]]\n"
93 "\t\t[AREA:vname[#rrggbb[aa][:legend]]]\n"
94 "\t\t[STACK:vname[#rrggbb[aa][:legend]]]\n\n";
96 char help_tune[] =
97 " * tune - Modify some basic properties of an RRD\n\n"
98 "\trrdtool tune filename\n"
99 "\t\t[--heartbeat|-h ds-name:heartbeat]\n"
100 "\t\t[--data-source-type|-d ds-name:DST]\n"
101 "\t\t[--data-source-rename|-r old-name:new-name]\n"
102 "\t\t[--minimum|-i ds-name:min] [--maximum|-a ds-name:max]\n"
103 "\t\t[--deltapos scale-value] [--deltaneg scale-value]\n"
104 "\t\t[--failure-threshold integer]\n"
105 "\t\t[--window-length integer]\n"
106 "\t\t[--alpha adaptation-parameter]\n"
107 "\t\t[--beta adaptation-parameter]\n"
108 "\t\t[--gamma adaptation-parameter]\n"
109 "\t\t[--gamma-deviation adaptation-parameter]\n"
110 "\t\t[--aberrant-reset ds-name]\n\n";
112 char help_resize[] =
113 " * resize - alter the lenght of one of the RRAs in an RRD\n\n"
114 "\trrdtool resize filename rranum GROW|SHRINK rows\n\n";
116 char help_lic[] =
117 "RRDtool is distributed under the Terms of the GNU General\n"
118 "Public License Version 2. (www.gnu.org/copyleft/gpl.html)\n\n"
120 "For more information read the RRD manpages\n\n";
122 enum { C_NONE, C_CREATE, C_DUMP, C_INFO, C_RESTORE, C_LAST,
123 C_UPDATE, C_FETCH, C_GRAPH, C_TUNE, C_RESIZE };
125 int help_cmd = C_NONE;
127 if (cmd)
128 {
129 if (!strcmp(cmd,"create"))
130 help_cmd = C_CREATE;
131 else if (!strcmp(cmd,"dump"))
132 help_cmd = C_DUMP;
133 else if (!strcmp(cmd,"info"))
134 help_cmd = C_INFO;
135 else if (!strcmp(cmd,"restore"))
136 help_cmd = C_RESTORE;
137 else if (!strcmp(cmd,"last"))
138 help_cmd = C_LAST;
139 else if (!strcmp(cmd,"update"))
140 help_cmd = C_UPDATE;
141 else if (!strcmp(cmd,"fetch"))
142 help_cmd = C_FETCH;
143 else if (!strcmp(cmd,"graph"))
144 help_cmd = C_GRAPH;
145 else if (!strcmp(cmd,"tune"))
146 help_cmd = C_TUNE;
147 else if (!strcmp(cmd,"resize"))
148 help_cmd = C_RESIZE;
149 }
150 fputs(help_main, stdout);
151 switch (help_cmd)
152 {
153 case C_NONE:
154 fputs(help_list, stdout);
155 break;
156 case C_CREATE:
157 fputs(help_create, stdout);
158 break;
159 case C_DUMP:
160 fputs(help_dump, stdout);
161 break;
162 case C_INFO:
163 fputs(help_info, stdout);
164 break;
165 case C_RESTORE:
166 fputs(help_restore, stdout);
167 break;
168 case C_LAST:
169 fputs(help_last, stdout);
170 break;
171 case C_UPDATE:
172 fputs(help_update, stdout);
173 break;
174 case C_FETCH:
175 fputs(help_fetch, stdout);
176 break;
177 case C_GRAPH:
178 fputs(help_graph, stdout);
179 break;
180 case C_TUNE:
181 fputs(help_tune, stdout);
182 break;
183 case C_RESIZE:
184 fputs(help_resize, stdout);
185 break;
186 }
187 fputs(help_lic, stdout);
188 }
191 int main(int argc, char *argv[])
192 {
193 char **myargv;
194 char aLine[MAX_LENGTH];
195 #ifdef MUST_DISABLE_SIGFPE
196 signal(SIGFPE,SIG_IGN);
197 #endif
198 #ifdef MUST_DISABLE_FPMASK
199 fpsetmask(0);
200 #endif
201 if (argc == 1)
202 {
203 PrintUsage("");
204 return 0;
205 }
207 if ((argc == 2) && !strcmp("-",argv[1]))
208 {
209 #if HAVE_GETRUSAGE
210 struct rusage myusage;
211 struct timeval starttime;
212 struct timeval currenttime;
213 struct timezone tz;
215 tz.tz_minuteswest =0;
216 tz.tz_dsttime=0;
217 gettimeofday(&starttime,&tz);
218 #endif
220 while (fgets(aLine, sizeof(aLine)-1, stdin)){
221 if ((argc = CountArgs(aLine)) == 0) {
222 fprintf(stderr,"ERROR: not enough arguments\n");
223 }
224 if ((myargv = (char **) malloc((argc+1) *
225 sizeof(char *))) == NULL) {
226 perror("malloc");
227 return -1;
228 }
229 if ((argc=CreateArgs(argv[0], aLine, argc, myargv)) < 0) {
230 fprintf(stderr, "ERROR: creating arguments\n");
231 return -1;
232 }
234 if (HandleInputLine(argc, myargv, stdout))
235 return -1;
236 free(myargv);
238 #if HAVE_GETRUSAGE
239 getrusage(RUSAGE_SELF,&myusage);
240 gettimeofday(¤ttime,&tz);
241 printf("OK u:%1.2f s:%1.2f r:%1.2f\n",
242 (double)myusage.ru_utime.tv_sec+
243 (double)myusage.ru_utime.tv_usec/1000000.0,
244 (double)myusage.ru_stime.tv_sec+
245 (double)myusage.ru_stime.tv_usec/1000000.0,
246 (double)(currenttime.tv_sec-starttime.tv_sec)
247 +(double)(currenttime.tv_usec-starttime.tv_usec)
248 /1000000.0);
249 #else
250 printf("OK\n");
251 #endif
252 fflush(stdout); /* this is important for pipes to work */
253 }
254 }
255 else if (argc == 2)
256 {
257 PrintUsage(argv[1]);
258 exit(0);
259 }
260 else
261 HandleInputLine(argc, argv, stderr);
262 return 0;
263 }
265 int HandleInputLine(int argc, char **argv, FILE* out)
266 {
267 optind=0; /* reset gnu getopt */
268 opterr=0; /* no error messages */
270 if (argc < 3
271 || strcmp("help", argv[1]) == 0
272 || strcmp("--help", argv[1]) == 0
273 || strcmp("-help", argv[1]) == 0
274 || strcmp("-?", argv[1]) == 0
275 || strcmp("-h", argv[1]) == 0 ) {
276 PrintUsage("");
277 return 0;
278 }
280 if (strcmp("create", argv[1]) == 0)
281 rrd_create(argc-1, &argv[1]);
282 else if (strcmp("dump", argv[1]) == 0)
283 rrd_dump(argc-1, &argv[1]);
284 else if (strcmp("info", argv[1]) == 0){
285 info_t *data,*save;
286 data=rrd_info(argc-1, &argv[1]);
287 while (data) {
288 save=data;
289 printf ("%s = ", data->key);
290 free(data->key);
292 switch (data->type) {
293 case RD_I_VAL:
294 if (isnan (data->value.u_val))
295 printf("NaN");
296 else
297 printf ("%0.10e", data->value.u_val);
298 break;
299 case RD_I_CNT:
300 printf ("%lu", data->value.u_cnt);
301 break;
302 case RD_I_STR:
303 printf ("\"%s\"", data->value.u_str);
304 free(data->value.u_str);
305 break;
306 }
307 data = data->next;
308 free(save);
309 printf ("\n");
310 }
311 free(data);
312 }
314 else if (strcmp("--version", argv[1]) == 0 ||
315 strcmp("version", argv[1]) == 0 ||
316 strcmp("v", argv[1]) == 0 ||
317 strcmp("-v", argv[1]) == 0 ||
318 strcmp("-version", argv[1]) == 0 )
319 printf("RRDtool 1.1.x Copyright (C) 1997-2001 by Tobias Oetiker <tobi@oetiker.ch>\n");
320 else if (strcmp("restore", argv[1]) == 0)
321 rrd_restore(argc-1, &argv[1]);
322 else if (strcmp("resize", argv[1]) == 0)
323 rrd_resize(argc-1, &argv[1]);
324 else if (strcmp("last", argv[1]) == 0)
325 printf("%ld\n",rrd_last(argc-1, &argv[1]));
326 else if (strcmp("update", argv[1]) == 0)
327 rrd_update(argc-1, &argv[1]);
328 else if (strcmp("fetch", argv[1]) == 0) {
329 time_t start,end;
330 unsigned long step, ds_cnt,i,ii;
331 rrd_value_t *data,*datai;
332 char **ds_namv;
333 if (rrd_fetch(argc-1, &argv[1],&start,&end,&step,&ds_cnt,&ds_namv,&data) != -1) {
334 datai=data;
335 printf(" ");
336 for (i = 0; i<ds_cnt;i++)
337 printf("%14s",ds_namv[i]);
338 printf ("\n\n");
339 for (i = start+step; i <= end; i += step){
340 printf("%10lu:", i);
341 for (ii = 0; ii < ds_cnt; ii++)
342 printf(" %0.10e", *(datai++));
343 printf("\n");
344 }
345 for (i=0;i<ds_cnt;i++)
346 free(ds_namv[i]);
347 free(ds_namv);
348 free (data);
349 }
350 }
351 else if (strcmp("graph", argv[1]) == 0) {
352 char **calcpr;
353 int xsize, ysize;
354 int i;
355 if( rrd_graph(argc-1, &argv[1], &calcpr, &xsize, &ysize) != -1 ) {
356 if (strcmp(argv[2],"-") != 0)
357 printf ("%dx%d\n",xsize,ysize);
358 if (calcpr) {
359 for(i=0;calcpr[i];i++){
360 if (strcmp(argv[2],"-") != 0)
361 printf("%s\n",calcpr[i]);
362 free(calcpr[i]);
363 }
364 free(calcpr);
365 }
366 }
368 } else if (strcmp("tune", argv[1]) == 0)
369 rrd_tune(argc-1, &argv[1]);
370 else {
371 rrd_set_error("unknown function '%s'",argv[1]);
372 }
373 if (rrd_test_error()) {
374 fprintf(out, "ERROR: %s\n",rrd_get_error());
375 rrd_clear_error();
376 }
377 return(0);
378 }
380 int CountArgs(char *aLine)
381 {
382 int i=0;
383 int aCount = 0;
384 int inarg = 0;
385 while (aLine[i] == ' ') i++;
386 while (aLine[i] != 0){
387 if((aLine[i]== ' ') && inarg){
388 inarg = 0;
389 }
390 if((aLine[i]!= ' ') && ! inarg){
391 inarg = 1;
392 aCount++;
393 }
394 i++;
395 }
396 return aCount;
397 }
399 /*
400 * CreateArgs - take a string (aLine) and tokenize
401 */
402 int CreateArgs(char *pName, char *aLine, int argc, char **argv)
403 {
404 char *getP, *putP;
405 char **pargv = argv;
406 char Quote = 0;
407 int inArg = 0;
408 int len;
410 len = strlen(aLine);
411 /* remove trailing space and newlines */
412 while (len && aLine[len] <= ' ') {
413 aLine[len] = 0 ; len--;
414 }
415 /* sikp leading blanks */
416 while (*aLine && *aLine <= ' ') aLine++;
418 pargv[0] = pName;
419 argc = 1;
420 getP = aLine;
421 putP = aLine;
422 while (*getP){
423 switch (*getP) {
424 case ' ':
425 if (Quote){
426 *(putP++)=*getP;
427 } else
428 if(inArg) {
429 *(putP++) = 0;
430 inArg = 0;
431 }
432 break;
433 case '"':
434 case '\'':
435 if (Quote != 0) {
436 if (Quote == *getP)
437 Quote = 0;
438 else {
439 *(putP++)=*getP;
440 }
441 } else {
442 if(!inArg){
443 pargv[argc++] = putP;
444 inArg=1;
445 }
446 Quote = *getP;
447 }
448 break;
449 default:
450 if(!inArg){
451 pargv[argc++] = putP;
452 inArg=1;
453 }
454 *(putP++)=*getP;
455 break;
456 }
457 getP++;
458 }
460 *putP = '\0';
462 if (Quote)
463 return -1;
464 else
465 return argc;
466 }