1 |
< |
/* |
2 |
< |
* i-scream central monitoring system |
1 |
> |
/* |
2 |
> |
* i-scream libstatgrab |
3 |
|
* http://www.i-scream.org |
4 |
< |
* Copyright (C) 2000-2003 i-scream |
4 |
> |
* Copyright (C) 2000-2004 i-scream |
5 |
|
* |
6 |
< |
* This program is free software; you can redistribute it and/or |
7 |
< |
* modify it under the terms of the GNU General Public License |
8 |
< |
* as published by the Free Software Foundation; either version 2 |
9 |
< |
* of the License, or (at your option) any later version. |
6 |
> |
* This library is free software; you can redistribute it and/or |
7 |
> |
* modify it under the terms of the GNU Lesser General Public |
8 |
> |
* License as published by the Free Software Foundation; either |
9 |
> |
* version 2.1 of the License, or (at your option) any later version. |
10 |
|
* |
11 |
< |
* This program is distributed in the hope that it will be useful, |
11 |
> |
* This library is distributed in the hope that it will be useful, |
12 |
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 |
< |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 |
< |
* GNU General Public License for more details. |
13 |
> |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
14 |
> |
* Lesser General Public License for more details. |
15 |
|
* |
16 |
< |
* You should have received a copy of the GNU General Public License |
17 |
< |
* along with this program; if not, write to the Free Software |
18 |
< |
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
16 |
> |
* You should have received a copy of the GNU Lesser General Public |
17 |
> |
* License along with this library; if not, write to the Free Software |
18 |
> |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
19 |
> |
* 02111-1307 USA |
20 |
> |
* |
21 |
> |
* $Id$ |
22 |
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*/ |
23 |
|
|
24 |
|
#ifdef HAVE_CONFIG_H |
33 |
|
#include <regex.h> |
34 |
|
#ifdef ALLBSD |
35 |
|
#include <fcntl.h> |
36 |
+ |
#endif |
37 |
+ |
#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD) |
38 |
|
#include <kvm.h> |
39 |
+ |
#include <paths.h> |
40 |
|
#endif |
41 |
< |
#ifdef NETBSD |
41 |
> |
#if defined(NETBSD) || defined(OPENBSD) |
42 |
|
#include <uvm/uvm_extern.h> |
43 |
+ |
#include <sys/param.h> |
44 |
+ |
#include <sys/sysctl.h> |
45 |
|
#endif |
46 |
|
|
47 |
|
#include "tools.h" |
48 |
+ |
#include "statgrab.h" |
49 |
|
|
50 |
|
#ifdef SOLARIS |
51 |
+ |
#ifdef HAVE_LIBDEVINFO_H |
52 |
|
#include <libdevinfo.h> |
53 |
+ |
#endif |
54 |
|
#include <kstat.h> |
55 |
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#include <unistd.h> |
56 |
|
#include <ctype.h> |
62 |
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#include <dirent.h> |
63 |
|
#endif |
64 |
|
|
65 |
< |
#ifdef SOLARIS |
65 |
> |
#if defined(SOLARIS) && defined(HAVE_LIBDEVINFO_H) |
66 |
|
struct map{ |
67 |
|
char *bsd; |
68 |
|
char *svr; |
72 |
|
typedef struct map mapping_t; |
73 |
|
|
74 |
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static mapping_t *mapping = NULL; |
75 |
+ |
#endif |
76 |
|
|
77 |
< |
char *get_svr_from_bsd(char *bsd){ |
77 |
> |
#ifdef SOLARIS |
78 |
> |
const char *sg_get_svr_from_bsd(const char *bsd){ |
79 |
> |
#ifdef HAVE_LIBDEVINFO_H |
80 |
|
mapping_t *map_ptr; |
81 |
|
for(map_ptr = mapping; map_ptr != NULL; map_ptr = map_ptr->next) |
82 |
|
if(!strcmp(map_ptr->bsd, bsd)) return map_ptr->svr; |
83 |
< |
|
83 |
> |
#endif |
84 |
|
return bsd; |
85 |
|
} |
86 |
+ |
#endif |
87 |
|
|
88 |
< |
void add_mapping(char *bsd, char *svr){ |
88 |
> |
#if defined(SOLARIS) && defined(HAVE_LIBDEVINFO_H) |
89 |
> |
static void add_mapping(char *bsd, char *svr){ |
90 |
|
mapping_t *map_ptr; |
91 |
|
mapping_t *map_end_ptr; |
92 |
|
|
77 |
– |
bsd = strdup(bsd); |
78 |
– |
svr = strdup(svr); |
79 |
– |
|
93 |
|
if (mapping == NULL){ |
94 |
|
mapping = malloc(sizeof(mapping_t)); |
95 |
|
if (mapping == NULL) return; |
112 |
|
} |
113 |
|
|
114 |
|
map_ptr->next = NULL; |
115 |
< |
map_ptr->bsd = bsd; |
116 |
< |
map_ptr->svr = svr; |
115 |
> |
map_ptr->bsd = strdup(bsd); |
116 |
> |
map_ptr->svr = strdup(svr); |
117 |
|
|
118 |
|
return; |
119 |
|
} |
120 |
|
|
121 |
< |
char *read_dir(char *disk_path){ |
121 |
> |
|
122 |
> |
static char *read_dir(char *disk_path){ |
123 |
|
DIR *dirp; |
124 |
|
struct dirent *dp; |
125 |
|
struct stat stbuf; |
161 |
|
} |
162 |
|
|
163 |
|
|
164 |
< |
|
151 |
< |
int get_alias(char *alias){ |
164 |
> |
static int get_alias(char *alias){ |
165 |
|
char file[MAXPATHLEN]; |
166 |
|
di_node_t root_node; |
167 |
|
di_node_t node; |
172 |
|
char *value; |
173 |
|
int instance; |
174 |
|
if ((root_node = di_init("/", DINFOCPYALL)) == DI_NODE_NIL) { |
175 |
< |
return 1; |
175 |
> |
return -1; |
176 |
|
} |
177 |
|
node = di_drv_first_node(alias, root_node); |
178 |
|
while (node != DI_NODE_NIL) { |
182 |
|
minor_name = di_minor_name(minor); |
183 |
|
strcpy(tmpnode, alias); |
184 |
|
sprintf(tmpnode, "%s%d", tmpnode, instance); |
185 |
< |
strlcpy(file, "/devices", sizeof file); |
186 |
< |
strlcat(file, phys_path, sizeof file); |
187 |
< |
strlcat(file, ":", sizeof file); |
188 |
< |
strlcat(file, minor_name, sizeof file); |
185 |
> |
sg_strlcpy(file, "/devices", sizeof file); |
186 |
> |
sg_strlcat(file, phys_path, sizeof file); |
187 |
> |
sg_strlcat(file, ":", sizeof file); |
188 |
> |
sg_strlcat(file, minor_name, sizeof file); |
189 |
|
value = read_dir(file); |
190 |
|
if (value != NULL){ |
191 |
|
add_mapping(tmpnode, value); |
200 |
|
return 0; |
201 |
|
} |
202 |
|
|
203 |
< |
int build_mapping(){ |
204 |
< |
char device_name[512]; |
203 |
> |
|
204 |
> |
#define BIG_ENOUGH 512 |
205 |
> |
static int build_mapping(){ |
206 |
> |
char device_name[BIG_ENOUGH]; |
207 |
|
int x; |
208 |
|
kstat_ctl_t *kc; |
209 |
|
kstat_t *ksp; |
210 |
|
kstat_io_t kios; |
211 |
|
|
212 |
+ |
char driver_list[BIG_ENOUGH][BIG_ENOUGH]; |
213 |
+ |
int list_entries = 0; |
214 |
+ |
int found; |
215 |
+ |
|
216 |
|
if ((kc = kstat_open()) == NULL) { |
217 |
< |
return; |
217 |
> |
return -1; |
218 |
|
} |
219 |
|
|
220 |
|
for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) { |
229 |
|
} |
230 |
|
if(x == sizeof device_name) x--; |
231 |
|
device_name[x] = '\0'; |
232 |
< |
if((get_alias(device_name)) != 0){ |
233 |
< |
return 1; |
232 |
> |
|
233 |
> |
/* Check if we've not already looked it up */ |
234 |
> |
found = 0; |
235 |
> |
for(x=0;x<list_entries;x++){ |
236 |
> |
if (x>=BIG_ENOUGH){ |
237 |
> |
/* We've got bigger than we thought was massive */ |
238 |
> |
/* If we hit this.. Make big enough bigger */ |
239 |
> |
return -1; |
240 |
> |
} |
241 |
> |
if( !strncmp(driver_list[x], device_name, BIG_ENOUGH)){ |
242 |
> |
found = 1; |
243 |
> |
break; |
244 |
> |
} |
245 |
|
} |
246 |
+ |
|
247 |
+ |
if(!found){ |
248 |
+ |
if((get_alias(device_name)) != 0){ |
249 |
+ |
return -1; |
250 |
+ |
} |
251 |
+ |
strncpy(driver_list[x], device_name, BIG_ENOUGH); |
252 |
+ |
list_entries++; |
253 |
+ |
} |
254 |
|
} |
255 |
|
} |
256 |
|
|
261 |
|
|
262 |
|
|
263 |
|
|
264 |
< |
char *f_read_line(FILE *f, const char *string){ |
264 |
> |
char *sg_f_read_line(FILE *f, const char *string){ |
265 |
|
/* Max line length. 8k should be more than enough */ |
266 |
|
static char line[8192]; |
267 |
|
|
274 |
|
return NULL; |
275 |
|
} |
276 |
|
|
277 |
< |
char *get_string_match(char *line, regmatch_t *match){ |
277 |
> |
char *sg_get_string_match(char *line, regmatch_t *match){ |
278 |
|
int len=match->rm_eo - match->rm_so; |
279 |
|
char *match_string=malloc(len+1); |
280 |
|
|
306 |
|
} |
307 |
|
#endif |
308 |
|
|
309 |
< |
long long get_ll_match(char *line, regmatch_t *match){ |
309 |
> |
/* $OpenBSD: strlcpy.c,v 1.8 2003/06/17 21:56:24 millert Exp $ */ |
310 |
> |
|
311 |
> |
/* |
312 |
> |
* Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com> |
313 |
> |
* |
314 |
> |
* Permission to use, copy, modify, and distribute this software for any |
315 |
> |
* purpose with or without fee is hereby granted, provided that the above |
316 |
> |
* copyright notice and this permission notice appear in all copies. |
317 |
> |
* |
318 |
> |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
319 |
> |
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
320 |
> |
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
321 |
> |
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
322 |
> |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
323 |
> |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
324 |
> |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
325 |
> |
*/ |
326 |
> |
|
327 |
> |
/* |
328 |
> |
* Copy src to string dst of size siz. At most siz-1 characters |
329 |
> |
* will be copied. Always NUL terminates (unless siz == 0). |
330 |
> |
* Returns strlen(src); if retval >= siz, truncation occurred. |
331 |
> |
*/ |
332 |
> |
size_t sg_strlcpy(char *dst, const char *src, size_t siz){ |
333 |
> |
register char *d = dst; |
334 |
> |
register const char *s = src; |
335 |
> |
register size_t n = siz; |
336 |
> |
|
337 |
> |
/* Copy as many bytes as will fit */ |
338 |
> |
if (n != 0 && --n != 0) { |
339 |
> |
do { |
340 |
> |
if ((*d++ = *s++) == 0) |
341 |
> |
break; |
342 |
> |
} while (--n != 0); |
343 |
> |
} |
344 |
> |
|
345 |
> |
/* Not enough room in dst, add NUL and traverse rest of src */ |
346 |
> |
if (n == 0) { |
347 |
> |
if (siz != 0) |
348 |
> |
*d = '\0'; /* NUL-terminate dst */ |
349 |
> |
while (*s++) |
350 |
> |
; |
351 |
> |
} |
352 |
> |
|
353 |
> |
return(s - src - 1); /* count does not include NUL */ |
354 |
> |
} |
355 |
> |
|
356 |
> |
/* $OpenBSD: strlcat.c,v 1.11 2003/06/17 21:56:24 millert Exp $ */ |
357 |
> |
|
358 |
> |
/* |
359 |
> |
* Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com> |
360 |
> |
* |
361 |
> |
* Permission to use, copy, modify, and distribute this software for any |
362 |
> |
* purpose with or without fee is hereby granted, provided that the above |
363 |
> |
* copyright notice and this permission notice appear in all copies. |
364 |
> |
* |
365 |
> |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
366 |
> |
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
367 |
> |
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
368 |
> |
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
369 |
> |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
370 |
> |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
371 |
> |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
372 |
> |
*/ |
373 |
> |
|
374 |
> |
/* |
375 |
> |
* Appends src to string dst of size siz (unlike strncat, siz is the |
376 |
> |
* full size of dst, not space left). At most siz-1 characters |
377 |
> |
* will be copied. Always NUL terminates (unless siz <= strlen(dst)). |
378 |
> |
* Returns strlen(src) + MIN(siz, strlen(initial dst)). |
379 |
> |
* If retval >= siz, truncation occurred. |
380 |
> |
*/ |
381 |
> |
size_t sg_strlcat(char *dst, const char *src, size_t siz){ |
382 |
> |
register char *d = dst; |
383 |
> |
register const char *s = src; |
384 |
> |
register size_t n = siz; |
385 |
> |
size_t dlen; |
386 |
> |
|
387 |
> |
/* Find the end of dst and adjust bytes left but don't go past end */ |
388 |
> |
while (n-- != 0 && *d != '\0') |
389 |
> |
d++; |
390 |
> |
dlen = d - dst; |
391 |
> |
n = siz - dlen; |
392 |
> |
|
393 |
> |
if (n == 0) |
394 |
> |
return(dlen + strlen(s)); |
395 |
> |
while (*s != '\0') { |
396 |
> |
if (n != 1) { |
397 |
> |
*d++ = *s; |
398 |
> |
n--; |
399 |
> |
} |
400 |
> |
s++; |
401 |
> |
} |
402 |
> |
*d = '\0'; |
403 |
> |
|
404 |
> |
return(dlen + (s - src)); /* count does not include NUL */ |
405 |
> |
} |
406 |
> |
|
407 |
> |
int sg_update_string(char **dest, const char *src) { |
408 |
> |
char *new; |
409 |
> |
|
410 |
> |
if (src == NULL) { |
411 |
> |
/* We're being told to set it to NULL. */ |
412 |
> |
free(*dest); |
413 |
> |
*dest = NULL; |
414 |
> |
return 0; |
415 |
> |
} |
416 |
> |
|
417 |
> |
new = realloc(*dest, strlen(src) + 1); |
418 |
> |
if (new == NULL) { |
419 |
> |
return -1; |
420 |
> |
} |
421 |
> |
|
422 |
> |
strcpy(new, src); |
423 |
> |
*dest = new; |
424 |
> |
return 0; |
425 |
> |
} |
426 |
> |
|
427 |
> |
long long sg_get_ll_match(char *line, regmatch_t *match){ |
428 |
|
char *ptr; |
429 |
|
long long num; |
430 |
|
|
434 |
|
return num; |
435 |
|
} |
436 |
|
|
437 |
< |
#ifdef ALLBSD |
438 |
< |
kvm_t *get_kvm() { |
437 |
> |
#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD) |
438 |
> |
kvm_t *sg_get_kvm() { |
439 |
|
static kvm_t *kvmd = NULL; |
440 |
|
|
441 |
|
if (kvmd != NULL) { |
445 |
|
kvmd = kvm_openfiles(NULL, NULL, NULL, O_RDONLY, NULL); |
446 |
|
return kvmd; |
447 |
|
} |
292 |
– |
#endif |
448 |
|
|
449 |
< |
#ifdef NETBSD |
450 |
< |
struct uvmexp *get_uvmexp() { |
451 |
< |
static u_long addr = 0; |
297 |
< |
static struct uvmexp uvm; |
298 |
< |
kvm_t *kvmd = get_kvm(); |
449 |
> |
/* Can't think of a better name for this function */ |
450 |
> |
kvm_t *sg_get_kvm2() { |
451 |
> |
static kvm_t *kvmd2 = NULL; |
452 |
|
|
453 |
< |
if (kvmd == NULL) { |
454 |
< |
return NULL; |
453 |
> |
if (kvmd2 != NULL) { |
454 |
> |
return kvmd2; |
455 |
|
} |
456 |
|
|
457 |
< |
if (addr == 0) { |
458 |
< |
struct nlist symbols[] = { |
459 |
< |
{ "_uvmexp" }, |
460 |
< |
{ NULL } |
308 |
< |
}; |
457 |
> |
kvmd2 = kvm_openfiles(_PATH_DEVNULL, _PATH_DEVNULL, NULL, O_RDONLY, NULL); |
458 |
> |
return kvmd2; |
459 |
> |
} |
460 |
> |
#endif |
461 |
|
|
462 |
< |
if (kvm_nlist(kvmd, symbols) != 0) { |
463 |
< |
return NULL; |
464 |
< |
} |
465 |
< |
addr = symbols[0].n_value; |
466 |
< |
} |
462 |
> |
#if defined(NETBSD) || defined(OPENBSD) |
463 |
> |
struct uvmexp *sg_get_uvmexp() { |
464 |
> |
int mib[2]; |
465 |
> |
size_t size = sizeof(struct uvmexp); |
466 |
> |
static struct uvmexp uvm; |
467 |
> |
struct uvmexp *new; |
468 |
|
|
469 |
< |
if (kvm_read(kvmd, addr, &uvm, sizeof uvm) != sizeof uvm) { |
469 |
> |
mib[0] = CTL_VM; |
470 |
> |
mib[1] = VM_UVMEXP; |
471 |
> |
|
472 |
> |
if (sysctl(mib, 2, &uvm, &size, NULL, 0) < 0) { |
473 |
|
return NULL; |
474 |
|
} |
475 |
+ |
|
476 |
|
return &uvm; |
477 |
|
} |
478 |
|
#endif |
479 |
|
|
480 |
< |
int statgrab_init(){ |
481 |
< |
#ifdef ALLBSD |
482 |
< |
{ |
483 |
< |
kvm_t *kvmd = get_kvm(); |
327 |
< |
if (kvmd == NULL) return 1; |
480 |
> |
int sg_init(){ |
481 |
> |
#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD) |
482 |
> |
if (sg_get_kvm() == NULL) { |
483 |
> |
return -1; |
484 |
|
} |
485 |
< |
#endif |
486 |
< |
#ifdef NETBSD |
331 |
< |
{ |
332 |
< |
struct uvmexp *uvm = get_uvmexp(); |
333 |
< |
if (uvm == NULL) return 1; |
485 |
> |
if (sg_get_kvm2() == NULL) { |
486 |
> |
return -1; |
487 |
|
} |
488 |
|
#endif |
489 |
|
#ifdef SOLARIS |
490 |
< |
if((build_mapping()) != 0) return 1; |
490 |
> |
/* On solaris 7, this will fail if you are not root. But, everything |
491 |
> |
* will still work, just no disk mappings. So we will ignore the exit |
492 |
> |
* status of this, and carry on merrily. |
493 |
> |
*/ |
494 |
> |
#ifdef HAVE_LIBDEVINFO_H |
495 |
> |
build_mapping(); |
496 |
|
#endif |
497 |
+ |
#endif |
498 |
|
return 0; |
499 |
|
} |
500 |
|
|
501 |
< |
int statgrab_drop_privileges() { |
501 |
> |
int sg_drop_privileges() { |
502 |
|
if (setegid(getgid()) != 0) return -1; |
503 |
|
if (seteuid(getuid()) != 0) return -1; |
504 |
|
return 0; |
505 |
+ |
} |
506 |
+ |
|
507 |
+ |
void *sg_realloc(void *ptr, size_t size) { |
508 |
+ |
void *tmp = NULL; |
509 |
+ |
tmp = realloc(ptr, size); |
510 |
+ |
if(tmp == NULL) { |
511 |
+ |
sg_set_error(SG_ERROR_MALLOC_FAILED, NULL); |
512 |
+ |
} |
513 |
+ |
return tmp; |
514 |
|
} |
515 |
|
|