1 |
< |
/* |
1 |
> |
/* |
2 |
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* i-scream central monitoring system |
3 |
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* http://www.i-scream.org |
4 |
< |
* Copyright (C) 2000-2003 i-scream |
4 |
> |
* Copyright (C) 2000-2004 i-scream |
5 |
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* |
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 |
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* |
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 |
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*/ |
21 |
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|
22 |
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#ifdef HAVE_CONFIG_H |
26 |
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#include <stdio.h> |
27 |
|
#include <stdlib.h> |
28 |
|
#include <string.h> |
29 |
+ |
#include <time.h> |
30 |
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#include "statgrab.h" |
31 |
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|
32 |
|
#ifdef SOLARIS |
36 |
|
#define VALID_FS_TYPES {"ufs", "tmpfs"} |
37 |
|
#endif |
38 |
|
|
39 |
< |
#ifdef LINUX |
38 |
< |
#include <sys/vfs.h> |
39 |
> |
#if defined(LINUX) || defined(CYGWIN) |
40 |
|
#include <mntent.h> |
41 |
+ |
#include <sys/vfs.h> |
42 |
|
#include "tools.h" |
41 |
– |
#define VALID_FS_TYPES {"ext2", "ext3", "xfs", "reiserfs", "vfat", "tmpfs"} |
43 |
|
#endif |
44 |
|
|
45 |
< |
#ifdef FREEBSD |
45 |
> |
#ifdef LINUX |
46 |
> |
#define VALID_FS_TYPES {"adfs", "affs", "befs", "bfs", "efs", "ext2", \ |
47 |
> |
"ext3", "vxfs", "hfs", "hfsplus", "hpfs", "jffs", \ |
48 |
> |
"jffs2", "minix", "msdos", "ntfs", "qnx4", "ramfs", \ |
49 |
> |
"rootfs", "reiserfs", "sysv", "v7", "udf", "ufs", \ |
50 |
> |
"umsdos", "vfat", "xfs", "jfs"} |
51 |
> |
#endif |
52 |
> |
|
53 |
> |
#ifdef CYGWIN |
54 |
> |
#define VALID_FS_TYPES {"user"} |
55 |
> |
#endif |
56 |
> |
|
57 |
> |
#ifdef ALLBSD |
58 |
|
#include <sys/param.h> |
59 |
|
#include <sys/ucred.h> |
60 |
|
#include <sys/mount.h> |
61 |
+ |
#endif |
62 |
+ |
#ifdef FREEBSD |
63 |
|
#include <sys/dkstat.h> |
64 |
|
#include <devstat.h> |
65 |
< |
#define VALID_FS_TYPES {"ufs", "mfs"} |
65 |
> |
#define VALID_FS_TYPES {"hpfs", "msdosfs", "ntfs", "udf", "ext2fs", \ |
66 |
> |
"ufs", "mfs"} |
67 |
|
#endif |
68 |
+ |
#ifdef NETBSD |
69 |
+ |
#include <sys/param.h> |
70 |
+ |
#include <sys/sysctl.h> |
71 |
+ |
#include <sys/disk.h> |
72 |
+ |
#define VALID_FS_TYPES {"ffs", "mfs", "msdos", "lfs", "adosfs", "ext2fs", \ |
73 |
+ |
"ntfs"} |
74 |
+ |
#endif |
75 |
+ |
|
76 |
|
#define START_VAL 1 |
77 |
|
|
78 |
|
char *copy_string(char *orig_ptr, const char *newtext){ |
99 |
|
} |
100 |
|
} |
101 |
|
|
102 |
+ |
int is_valid_fs_type(const char *type) { |
103 |
+ |
const char *types[] = VALID_FS_TYPES; |
104 |
+ |
int i; |
105 |
+ |
|
106 |
+ |
for (i = 0; i < (sizeof types / sizeof *types); i++) { |
107 |
+ |
if (strcmp(types[i], type) == 0) { |
108 |
+ |
return 1; |
109 |
+ |
} |
110 |
+ |
} |
111 |
+ |
return 0; |
112 |
+ |
} |
113 |
+ |
|
114 |
|
disk_stat_t *get_disk_stats(int *entries){ |
115 |
|
|
116 |
|
static disk_stat_t *disk_stats; |
117 |
|
static int watermark=-1; |
118 |
|
|
119 |
< |
char *fs_types[] = VALID_FS_TYPES; |
84 |
< |
int x, valid_type; |
119 |
> |
int valid_type; |
120 |
|
int num_disks=0; |
121 |
< |
#if defined(LINUX) || defined (SOLARIS) |
121 |
> |
#if defined(LINUX) || defined (SOLARIS) || defined(CYGWIN) |
122 |
|
FILE *f; |
123 |
|
#endif |
124 |
|
|
128 |
|
struct mnttab mp; |
129 |
|
struct statvfs fs; |
130 |
|
#endif |
131 |
< |
#ifdef LINUX |
131 |
> |
#if defined(LINUX) || defined(CYGWIN) |
132 |
|
struct mntent *mp; |
133 |
|
struct statfs fs; |
134 |
|
#endif |
135 |
< |
#ifdef FREEBSD |
135 |
> |
#ifdef ALLBSD |
136 |
|
int nummnt; |
137 |
|
struct statfs *mp; |
138 |
|
#endif |
145 |
|
watermark=START_VAL; |
146 |
|
init_disk_stat(0, watermark-1, disk_stats); |
147 |
|
} |
148 |
< |
#ifdef FREEBSD |
148 |
> |
#ifdef ALLBSD |
149 |
|
nummnt=getmntinfo(&mp , MNT_LOCAL); |
150 |
|
if (nummnt<=0){ |
151 |
|
return NULL; |
152 |
|
} |
153 |
|
for(;nummnt--; mp++){ |
154 |
< |
valid_type=0; |
120 |
< |
for(x=0;x<((sizeof(fs_types))/(sizeof(char*)));x++){ |
121 |
< |
if(strcmp(mp->f_fstypename, fs_types[x]) ==0){ |
122 |
< |
valid_type=1; |
123 |
< |
break; |
124 |
< |
} |
125 |
< |
} |
154 |
> |
valid_type = is_valid_fs_type(mp->f_fstypename); |
155 |
|
#endif |
156 |
|
|
157 |
< |
#ifdef LINUX |
157 |
> |
#if defined(LINUX) || defined(CYGWIN) |
158 |
|
if ((f=setmntent("/etc/mtab", "r" ))==NULL){ |
159 |
|
return NULL; |
160 |
|
} |
164 |
|
continue; |
165 |
|
} |
166 |
|
|
167 |
< |
valid_type=0; |
139 |
< |
for(x=0;x<((sizeof(fs_types))/(sizeof(char*)));x++){ |
140 |
< |
if(strcmp(mp->mnt_type, fs_types[x]) ==0){ |
141 |
< |
valid_type=1; |
142 |
< |
break; |
143 |
< |
} |
144 |
< |
} |
167 |
> |
valid_type = is_valid_fs_type(mp->mnt_type); |
168 |
|
#endif |
169 |
|
|
170 |
|
#ifdef SOLARIS |
175 |
|
if ((statvfs(mp.mnt_mountp, &fs)) !=0){ |
176 |
|
continue; |
177 |
|
} |
178 |
< |
valid_type=0; |
156 |
< |
for(x=0;x<((sizeof(fs_types))/(sizeof(char*)));x++){ |
157 |
< |
if(strcmp(mp.mnt_fstype, fs_types[x]) ==0){ |
158 |
< |
valid_type=1; |
159 |
< |
break; |
160 |
< |
} |
161 |
< |
} |
178 |
> |
valid_type = is_valid_fs_type(mp.mnt_fstype); |
179 |
|
#endif |
180 |
|
|
181 |
|
if(valid_type){ |
191 |
|
} |
192 |
|
|
193 |
|
disk_ptr=disk_stats+num_disks; |
194 |
< |
#ifdef FREEBSD |
194 |
> |
#ifdef ALLBSD |
195 |
|
if((disk_ptr->device_name=copy_string(disk_ptr->device_name, mp->f_mntfromname))==NULL){ |
196 |
|
return NULL; |
197 |
|
} |
213 |
|
/* Freebsd doesn't have a "available" inodes */ |
214 |
|
disk_ptr->used_inodes=disk_ptr->total_inodes-disk_ptr->free_inodes; |
215 |
|
#endif |
216 |
< |
#ifdef LINUX |
216 |
> |
#if defined(LINUX) || defined(CYGWIN) |
217 |
|
if((disk_ptr->device_name=copy_string(disk_ptr->device_name, mp->mnt_fsname))==NULL){ |
218 |
|
return NULL; |
219 |
|
} |
267 |
|
|
268 |
|
*entries=num_disks; |
269 |
|
|
270 |
< |
/* If this fails, there is very little i can do about it, so i'll ignore it :) */ |
271 |
< |
#if defined(LINUX) || defined(SOLARIS) |
270 |
> |
/* If this fails, there is very little i can do about it, so |
271 |
> |
I'll ignore it :) */ |
272 |
> |
#if defined(LINUX) || defined(CYGWIN) |
273 |
> |
endmntent(f); |
274 |
> |
#endif |
275 |
> |
#if defined(SOLARIS) |
276 |
|
fclose(f); |
277 |
|
#endif |
278 |
|
|
327 |
|
diskio_stat_t *get_diskio_stats(int *entries){ |
328 |
|
|
329 |
|
static int sizeof_diskio_stats=0; |
330 |
+ |
#ifndef LINUX |
331 |
|
diskio_stat_t *diskio_stats_ptr; |
332 |
+ |
#endif |
333 |
|
|
334 |
|
#ifdef SOLARIS |
335 |
|
kstat_ctl_t *kc; |
340 |
|
FILE *f; |
341 |
|
char *line_ptr; |
342 |
|
int major, minor; |
320 |
– |
char dev_letter; |
343 |
|
int has_pp_stats = 1; |
344 |
|
static partition *parts = NULL; |
345 |
|
static int alloc_parts = 0; |
346 |
|
int i, n; |
347 |
|
time_t now; |
348 |
+ |
const char *format; |
349 |
|
#endif |
350 |
|
#ifdef FREEBSD |
351 |
|
static struct statinfo stats; |
356 |
|
long sel_gen; |
357 |
|
struct devstat *dev_ptr; |
358 |
|
#endif |
359 |
+ |
#ifdef NETBSD |
360 |
+ |
struct disk_sysctl *stats; |
361 |
+ |
int num_disks, i; |
362 |
+ |
int mib[3]; |
363 |
+ |
size_t size; |
364 |
+ |
#endif |
365 |
+ |
|
366 |
|
num_diskio=0; |
367 |
|
|
368 |
+ |
#ifdef NETBSD |
369 |
+ |
mib[0] = CTL_HW; |
370 |
+ |
mib[1] = HW_DISKSTATS; |
371 |
+ |
mib[2] = sizeof(struct disk_sysctl); |
372 |
+ |
|
373 |
+ |
if (sysctl(mib, 3, NULL, &size, NULL, 0) < 0) { |
374 |
+ |
return NULL; |
375 |
+ |
} |
376 |
+ |
num_disks = size / sizeof(struct disk_sysctl); |
377 |
+ |
|
378 |
+ |
stats = malloc(size); |
379 |
+ |
if (stats == NULL) { |
380 |
+ |
return NULL; |
381 |
+ |
} |
382 |
+ |
|
383 |
+ |
if (sysctl(mib, 3, stats, &size, NULL, 0) < 0) { |
384 |
+ |
return NULL; |
385 |
+ |
} |
386 |
+ |
|
387 |
+ |
for (i = 0; i < num_disks; i++) { |
388 |
+ |
u_int64_t rbytes, wbytes; |
389 |
+ |
|
390 |
+ |
#ifdef HAVE_DK_RBYTES |
391 |
+ |
rbytes = stats[i].dk_rbytes; |
392 |
+ |
wbytes = stats[i].dk_wbytes; |
393 |
+ |
#else |
394 |
+ |
/* Before 1.7, NetBSD merged reads and writes. */ |
395 |
+ |
rbytes = wbytes = stats[i].dk_bytes; |
396 |
+ |
#endif |
397 |
+ |
|
398 |
+ |
/* Don't keep stats for disks that have never been used. */ |
399 |
+ |
if (rbytes == 0 && wbytes == 0) { |
400 |
+ |
continue; |
401 |
+ |
} |
402 |
+ |
|
403 |
+ |
diskio_stats = diskio_stat_malloc(num_diskio + 1, |
404 |
+ |
&sizeof_diskio_stats, |
405 |
+ |
diskio_stats); |
406 |
+ |
if (diskio_stats == NULL) { |
407 |
+ |
return NULL; |
408 |
+ |
} |
409 |
+ |
diskio_stats_ptr = diskio_stats + num_diskio; |
410 |
+ |
|
411 |
+ |
diskio_stats_ptr->read_bytes = rbytes; |
412 |
+ |
diskio_stats_ptr->write_bytes = wbytes; |
413 |
+ |
if (diskio_stats_ptr->disk_name != NULL) { |
414 |
+ |
free(diskio_stats_ptr->disk_name); |
415 |
+ |
} |
416 |
+ |
diskio_stats_ptr->disk_name = strdup(stats[i].dk_name); |
417 |
+ |
diskio_stats_ptr->systime = time(NULL); |
418 |
+ |
|
419 |
+ |
num_diskio++; |
420 |
+ |
} |
421 |
+ |
|
422 |
+ |
free(stats); |
423 |
+ |
#endif |
424 |
+ |
|
425 |
|
#ifdef FREEBSD |
426 |
|
if (!stats_init) { |
427 |
|
stats.dinfo=malloc(sizeof(struct devinfo)); |
341 |
– |
bzero(stats.dinfo, sizeof(struct devinfo)); |
428 |
|
if(stats.dinfo==NULL) return NULL; |
429 |
+ |
bzero(stats.dinfo, sizeof(struct devinfo)); |
430 |
|
stats_init = 1; |
431 |
|
} |
432 |
|
#ifdef FREEBSD5 |
433 |
|
if ((devstat_getdevs(NULL, &stats)) < 0) return NULL; |
434 |
< |
/* Not aware of a get all devices, so i said 999. If we ever * find a machine with more than 999 disks, then i'll change * this number :) */ |
434 |
> |
/* Not aware of a get all devices, so i said 999. If we ever |
435 |
> |
* find a machine with more than 999 disks, then i'll change |
436 |
> |
* this number :) |
437 |
> |
*/ |
438 |
|
if (devstat_selectdevs(&dev_sel, &n_selected, &n_selections, &sel_gen, stats.dinfo->generation, stats.dinfo->devices, stats.dinfo->numdevs, NULL, 0, NULL, 0, DS_SELECT_ONLY, 999, 1) < 0) return NULL; |
439 |
|
#else |
440 |
|
if ((getdevs(&stats)) < 0) return NULL; |
504 |
|
|
505 |
|
if(diskio_stats_ptr->disk_name!=NULL) free(diskio_stats_ptr->disk_name); |
506 |
|
|
507 |
< |
diskio_stats_ptr->disk_name=strdup(ksp->ks_name); |
507 |
> |
diskio_stats_ptr->disk_name=strdup((char *) get_svr_from_bsd(ksp->ks_name)); |
508 |
|
diskio_stats_ptr->systime=time(NULL); |
509 |
|
num_diskio++; |
510 |
|
} |
518 |
|
n = 0; |
519 |
|
|
520 |
|
/* Read /proc/partitions to find what devices exist. Recent 2.4 kernels |
521 |
< |
have statistics in here too, so we can use those directly. */ |
521 |
> |
have statistics in here too, so we can use those directly. |
522 |
> |
2.6 kernels have /proc/diskstats instead with almost (but not quite) |
523 |
> |
the same format. */ |
524 |
|
|
525 |
< |
f = fopen("/proc/partitions", "r"); |
525 |
> |
f = fopen("/proc/diskstats", "r"); |
526 |
> |
format = " %d %d %19s %*d %*d %lld %*d %*d %*d %lld"; |
527 |
> |
if (f == NULL) { |
528 |
> |
f = fopen("/proc/partitions", "r"); |
529 |
> |
format = " %d %d %*d %19s %*d %*d %lld %*d %*d %*d %lld"; |
530 |
> |
} |
531 |
|
if (f == NULL) goto out; |
532 |
|
now = time(NULL); |
533 |
|
|
536 |
|
char *s; |
537 |
|
long long rsect, wsect; |
538 |
|
|
539 |
< |
int nr = sscanf(line_ptr, |
443 |
< |
" %d %d %*d %19s %*d %*d %lld %*d %*d %*d %lld", |
539 |
> |
int nr = sscanf(line_ptr, format, |
540 |
|
&major, &minor, name, &rsect, &wsect); |
541 |
|
if (nr < 3) continue; |
446 |
– |
if (nr < 5) { |
447 |
– |
has_pp_stats = 0; |
448 |
– |
rsect = 0; |
449 |
– |
wsect = 0; |
450 |
– |
} |
542 |
|
|
543 |
|
/* Skip device names ending in numbers, since they're |
544 |
|
partitions. */ |
547 |
|
--s; |
548 |
|
if (*s >= '0' && *s <= '9') continue; |
549 |
|
|
550 |
+ |
if (nr < 5) { |
551 |
+ |
has_pp_stats = 0; |
552 |
+ |
rsect = 0; |
553 |
+ |
wsect = 0; |
554 |
+ |
} |
555 |
+ |
|
556 |
|
diskio_stats = diskio_stat_malloc(n + 1, &sizeof_diskio_stats, |
557 |
|
diskio_stats); |
558 |
|
if (diskio_stats == NULL) goto out; |
577 |
|
n++; |
578 |
|
} |
579 |
|
|
580 |
+ |
fclose(f); |
581 |
+ |
f = NULL; |
582 |
+ |
|
583 |
|
if (!has_pp_stats) { |
584 |
< |
/* This is an older kernel without stats in /proc/partitions. |
585 |
< |
Read what we can from /proc/stat instead. */ |
584 |
> |
/* This is an older kernel where /proc/partitions doesn't |
585 |
> |
contain stats. Read what we can from /proc/stat instead, and |
586 |
> |
fill in the appropriate bits of the list allocated above. */ |
587 |
|
|
588 |
|
f = fopen("/proc/stat", "r"); |
589 |
|
if (f == NULL) goto out; |
650 |
|
num_diskio = n; |
651 |
|
out: |
652 |
|
if (f != NULL) fclose(f); |
653 |
+ |
#endif |
654 |
|
|
655 |
+ |
#ifdef CYGWIN |
656 |
+ |
return NULL; |
657 |
|
#endif |
658 |
+ |
|
659 |
|
*entries=num_diskio; |
660 |
|
|
661 |
|
return diskio_stats; |
695 |
|
} |
696 |
|
|
697 |
|
diskio_stats_ptr=get_diskio_stats(&disks); |
698 |
+ |
if (diskio_stats_ptr == NULL) { |
699 |
+ |
return NULL; |
700 |
+ |
} |
701 |
|
diskio_stats_diff_ptr=diskio_stats_diff; |
702 |
|
|
703 |
|
for(x=0;x<sizeof_diskio_stats_diff;x++){ |