22 |
|
#include "config.h" |
23 |
|
#endif |
24 |
|
|
25 |
– |
#include "statgrab.h" |
25 |
|
#include <stdlib.h> |
27 |
– |
#include <stdio.h> |
28 |
– |
#include "ukcprog.h" |
26 |
|
#include <string.h> |
27 |
+ |
#include "statgrab.h" |
28 |
|
|
29 |
|
#ifdef SOLARIS |
30 |
+ |
#include <stdio.h> |
31 |
|
#include <sys/mnttab.h> |
33 |
– |
#include <sys/types.h> |
32 |
|
#include <sys/statvfs.h> |
33 |
|
#include <kstat.h> |
36 |
– |
|
34 |
|
#define VALID_FS_TYPES {"ufs", "tmpfs"} |
35 |
+ |
#endif |
36 |
|
|
37 |
+ |
#ifdef LINUX |
38 |
+ |
#include <stdio.h> |
39 |
+ |
#include <sys/vfs.h> |
40 |
+ |
#include <mntent.h> |
41 |
+ |
#include "tools.h" |
42 |
+ |
#define VALID_FS_TYPES {"ext2", "ext3", "xfs", "reiserfs", "vfat", "tmpfs"} |
43 |
|
#endif |
44 |
|
|
45 |
+ |
#ifdef FREEBSD |
46 |
+ |
#include <sys/param.h> |
47 |
+ |
#include <sys/ucred.h> |
48 |
+ |
#include <sys/mount.h> |
49 |
+ |
#define VALID_FS_TYPES {"ufs", "mfs"} |
50 |
+ |
#endif |
51 |
|
#define START_VAL 1 |
52 |
|
|
53 |
|
char *copy_string(char *orig_ptr, const char *newtext){ |
81 |
|
|
82 |
|
char *fs_types[] = VALID_FS_TYPES; |
83 |
|
int x, valid_type; |
74 |
– |
|
84 |
|
int num_disks=0; |
85 |
< |
struct mnttab mp; |
77 |
< |
struct statvfs fs; |
85 |
> |
#if defined(LINUX) || defined (SOLARIS) |
86 |
|
FILE *f; |
87 |
+ |
#endif |
88 |
|
|
89 |
|
disk_stat_t *disk_ptr; |
90 |
|
|
91 |
+ |
#ifdef SOLARIS |
92 |
+ |
struct mnttab mp; |
93 |
+ |
struct statvfs fs; |
94 |
+ |
#endif |
95 |
+ |
#ifdef LINUX |
96 |
+ |
struct mntent *mp; |
97 |
+ |
struct statfs fs; |
98 |
+ |
#endif |
99 |
+ |
#ifdef FREEBSD |
100 |
+ |
int nummnt; |
101 |
+ |
struct statfs *mp; |
102 |
+ |
#endif |
103 |
+ |
|
104 |
|
if(watermark==-1){ |
105 |
|
disk_stats=malloc(START_VAL * sizeof(disk_stat_t)); |
106 |
|
if(disk_stats==NULL){ |
109 |
|
watermark=START_VAL; |
110 |
|
init_disk_stat(0, watermark-1, disk_stats); |
111 |
|
} |
112 |
+ |
#ifdef FREEBSD |
113 |
+ |
nummnt=getmntinfo(&mp , MNT_LOCAL); |
114 |
+ |
if (nummnt<=0){ |
115 |
+ |
return NULL; |
116 |
+ |
} |
117 |
+ |
for(;nummnt--; mp++){ |
118 |
+ |
valid_type=0; |
119 |
+ |
for(x=0;x<((sizeof(fs_types))/(sizeof(char*)));x++){ |
120 |
+ |
if(strcmp(mp->f_fstypename, fs_types[x]) ==0){ |
121 |
+ |
valid_type=1; |
122 |
+ |
break; |
123 |
+ |
} |
124 |
+ |
} |
125 |
+ |
#endif |
126 |
|
|
127 |
+ |
#ifdef LINUX |
128 |
+ |
if ((f=setmntent("/etc/mtab", "r" ))==NULL){ |
129 |
+ |
return NULL; |
130 |
+ |
} |
131 |
|
|
132 |
+ |
while((mp=getmntent(f))){ |
133 |
+ |
if((statfs(mp->mnt_dir, &fs)) !=0){ |
134 |
+ |
continue; |
135 |
+ |
} |
136 |
+ |
|
137 |
+ |
valid_type=0; |
138 |
+ |
for(x=0;x<((sizeof(fs_types))/(sizeof(char*)));x++){ |
139 |
+ |
if(strcmp(mp->mnt_type, fs_types[x]) ==0){ |
140 |
+ |
valid_type=1; |
141 |
+ |
break; |
142 |
+ |
} |
143 |
+ |
} |
144 |
+ |
#endif |
145 |
+ |
|
146 |
+ |
#ifdef SOLARIS |
147 |
|
if ((f=fopen("/etc/mnttab", "r" ))==NULL){ |
148 |
|
return NULL; |
149 |
|
} |
151 |
|
if ((statvfs(mp.mnt_mountp, &fs)) !=0){ |
152 |
|
continue; |
153 |
|
} |
99 |
– |
|
154 |
|
valid_type=0; |
155 |
|
for(x=0;x<((sizeof(fs_types))/(sizeof(char*)));x++){ |
156 |
|
if(strcmp(mp.mnt_fstype, fs_types[x]) ==0){ |
158 |
|
break; |
159 |
|
} |
160 |
|
} |
161 |
+ |
#endif |
162 |
|
|
163 |
|
if(valid_type){ |
164 |
|
if(num_disks>watermark-1){ |
173 |
|
} |
174 |
|
|
175 |
|
disk_ptr=disk_stats+num_disks; |
176 |
< |
|
176 |
> |
#ifdef FREEBSD |
177 |
> |
if((disk_ptr->device_name=copy_string(disk_ptr->device_name, mp->f_mntfromname))==NULL){ |
178 |
> |
return NULL; |
179 |
> |
} |
180 |
> |
|
181 |
> |
if((disk_ptr->fs_type=copy_string(disk_ptr->fs_type, mp->f_fstypename))==NULL){ |
182 |
> |
return NULL; |
183 |
> |
} |
184 |
> |
|
185 |
> |
if((disk_ptr->mnt_point=copy_string(disk_ptr->mnt_point, mp->f_mntonname))==NULL){ |
186 |
> |
return NULL; |
187 |
> |
} |
188 |
> |
|
189 |
> |
disk_ptr->size = (long long)mp->f_bsize * (long long) mp->f_blocks; |
190 |
> |
disk_ptr->avail = (long long)mp->f_bsize * (long long) mp->f_bavail; |
191 |
> |
disk_ptr->used = (disk_ptr->size) - ((long long)mp->f_bsize * (long long)mp->f_bfree); |
192 |
> |
|
193 |
> |
disk_ptr->total_inodes=(long long)mp->f_files; |
194 |
> |
disk_ptr->free_inodes=(long long)mp->f_ffree; |
195 |
> |
/* Freebsd doesn't have a "available" inodes */ |
196 |
> |
disk_ptr->used_inodes=disk_ptr->total_inodes-disk_ptr->free_inodes; |
197 |
> |
#endif |
198 |
> |
#ifdef LINUX |
199 |
> |
if((disk_ptr->device_name=copy_string(disk_ptr->device_name, mp->mnt_fsname))==NULL){ |
200 |
> |
return NULL; |
201 |
> |
} |
202 |
> |
|
203 |
> |
if((disk_ptr->fs_type=copy_string(disk_ptr->fs_type, mp->mnt_type))==NULL){ |
204 |
> |
return NULL; |
205 |
> |
} |
206 |
> |
|
207 |
> |
if((disk_ptr->mnt_point=copy_string(disk_ptr->mnt_point, mp->mnt_dir))==NULL){ |
208 |
> |
return NULL; |
209 |
> |
} |
210 |
> |
disk_ptr->size = (long long)fs.f_bsize * (long long)fs.f_blocks; |
211 |
> |
disk_ptr->avail = (long long)fs.f_bsize * (long long)fs.f_bavail; |
212 |
> |
disk_ptr->used = (disk_ptr->size) - ((long long)fs.f_bsize * (long long)fs.f_bfree); |
213 |
> |
|
214 |
> |
disk_ptr->total_inodes=(long long)fs.f_files; |
215 |
> |
disk_ptr->free_inodes=(long long)fs.f_ffree; |
216 |
> |
/* Linux doesn't have a "available" inodes */ |
217 |
> |
disk_ptr->used_inodes=disk_ptr->total_inodes-disk_ptr->free_inodes; |
218 |
> |
#endif |
219 |
> |
|
220 |
> |
#ifdef SOLARIS |
221 |
|
/* Memory leak in event of realloc failing */ |
222 |
|
/* Maybe make this char[bigenough] and do strncpy's and put a null in the end? |
223 |
< |
Downside is its a bit hungry for a lot of mounts, as MNT_MAX_SIZE woul prob be upwards |
224 |
< |
of a k each */ |
223 |
> |
* Downside is its a bit hungry for a lot of mounts, as MNT_MAX_SIZE would prob |
224 |
> |
* be upwards of a k each |
225 |
> |
*/ |
226 |
|
if((disk_ptr->device_name=copy_string(disk_ptr->device_name, mp.mnt_special))==NULL){ |
227 |
|
return NULL; |
228 |
|
} |
242 |
|
disk_ptr->total_inodes=(long long)fs.f_files; |
243 |
|
disk_ptr->used_inodes=disk_ptr->total_inodes - (long long)fs.f_ffree; |
244 |
|
disk_ptr->free_inodes=(long long)fs.f_favail; |
245 |
< |
|
245 |
> |
#endif |
246 |
|
num_disks++; |
247 |
|
} |
248 |
|
} |
250 |
|
*entries=num_disks; |
251 |
|
|
252 |
|
/* If this fails, there is very little i can do about it, so i'll ignore it :) */ |
253 |
+ |
#if defined(LINUX) || defined(SOLARIS) |
254 |
|
fclose(f); |
255 |
+ |
#endif |
256 |
|
|
257 |
|
return disk_stats; |
258 |
|
|
259 |
|
} |
158 |
– |
|
260 |
|
void diskio_stat_init(int start, int end, diskio_stat_t *diskio_stats){ |
261 |
|
|
262 |
|
for(diskio_stats+=start; start<end; start++){ |
293 |
|
} |
294 |
|
|
295 |
|
static diskio_stat_t *diskio_stats=NULL; |
296 |
+ |
static int num_diskio=0; |
297 |
|
|
298 |
|
diskio_stat_t *get_diskio_stats(int *entries){ |
299 |
|
|
300 |
|
static int sizeof_diskio_stats=0; |
199 |
– |
int disks=0; |
301 |
|
diskio_stat_t *diskio_stats_ptr; |
302 |
|
|
303 |
+ |
#ifdef SOLARIS |
304 |
|
kstat_ctl_t *kc; |
305 |
|
kstat_t *ksp; |
306 |
|
kstat_io_t kios; |
307 |
+ |
#endif |
308 |
+ |
#ifdef LINUX |
309 |
+ |
FILE *f; |
310 |
+ |
char *line_ptr; |
311 |
+ |
int major, minor; |
312 |
+ |
char dev_letter; |
313 |
+ |
#endif |
314 |
+ |
num_diskio=0; |
315 |
|
|
316 |
+ |
#ifdef SOLARIS |
317 |
|
if ((kc = kstat_open()) == NULL) { |
318 |
|
return NULL; |
319 |
|
} |
320 |
|
|
321 |
|
for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) { |
211 |
– |
fflush(stdout); |
322 |
|
if (!strcmp(ksp->ks_class, "disk")) { |
213 |
– |
fflush(stdout); |
323 |
|
|
324 |
|
if(ksp->ks_type != KSTAT_TYPE_IO) continue; |
325 |
< |
/* We dont want metadevices appearins as disks */ |
325 |
> |
/* We dont want metadevices appearins as num_diskio */ |
326 |
|
if(strcmp(ksp->ks_module, "md")==0) continue; |
327 |
|
if((kstat_read(kc, ksp, &kios))==-1){ |
219 |
– |
fflush(stdout); |
328 |
|
} |
329 |
|
|
330 |
< |
if((diskio_stats=diskio_stat_malloc(disks+1, &sizeof_diskio_stats, diskio_stats))==NULL){ |
330 |
> |
if((diskio_stats=diskio_stat_malloc(num_diskio+1, &sizeof_diskio_stats, diskio_stats))==NULL){ |
331 |
|
kstat_close(kc); |
332 |
|
return NULL; |
333 |
|
} |
334 |
< |
diskio_stats_ptr=diskio_stats+disks; |
334 |
> |
diskio_stats_ptr=diskio_stats+num_diskio; |
335 |
|
|
336 |
|
diskio_stats_ptr->read_bytes=kios.nread; |
337 |
|
|
340 |
|
if(diskio_stats_ptr->disk_name!=NULL) free(diskio_stats_ptr->disk_name); |
341 |
|
|
342 |
|
diskio_stats_ptr->disk_name=strdup(ksp->ks_name); |
343 |
< |
disks++; |
344 |
< |
fflush(stdout); |
343 |
> |
diskio_stats_ptr->systime=time(NULL); |
344 |
> |
num_diskio++; |
345 |
|
} |
346 |
|
} |
347 |
|
|
348 |
|
kstat_close(kc); |
349 |
+ |
#endif |
350 |
|
|
351 |
< |
*entries=disks; |
351 |
> |
#ifdef LINUX |
352 |
> |
f=fopen("/proc/stat", "r"); |
353 |
> |
if(f==NULL){ |
354 |
> |
*entries=0; |
355 |
> |
fclose(f); |
356 |
> |
return NULL; |
357 |
> |
} |
358 |
> |
if((line_ptr=f_read_line(f, "disk_io:"))==NULL){ |
359 |
> |
*entries=0; |
360 |
> |
fclose(f); |
361 |
> |
return NULL; |
362 |
> |
} |
363 |
> |
while((line_ptr=strchr(line_ptr, ' '))!=NULL){ |
364 |
> |
line_ptr++; |
365 |
> |
if(*line_ptr=='\0'){ |
366 |
> |
break; |
367 |
> |
} |
368 |
> |
if((diskio_stats=diskio_stat_malloc(num_diskio+1, &sizeof_diskio_stats, diskio_stats))==NULL){ |
369 |
> |
fclose(f); |
370 |
> |
*entries=0; |
371 |
> |
return NULL; |
372 |
> |
} |
373 |
> |
diskio_stats_ptr=diskio_stats+num_diskio; |
374 |
|
|
375 |
+ |
|
376 |
+ |
if((sscanf(line_ptr, "(%d,%d):(%*d, %*d, %lld, %*d, %lld)", \ |
377 |
+ |
&major, \ |
378 |
+ |
&minor, \ |
379 |
+ |
&diskio_stats_ptr->read_bytes, \ |
380 |
+ |
&diskio_stats_ptr->write_bytes))!=4) { |
381 |
+ |
continue; |
382 |
+ |
} |
383 |
+ |
|
384 |
+ |
/* We read the number of blocks. Blocks are stored in 512 bytes */ |
385 |
+ |
diskio_stats_ptr->read_bytes=diskio_stats_ptr->read_bytes*512; |
386 |
+ |
diskio_stats_ptr->write_bytes=diskio_stats_ptr->write_bytes*512; |
387 |
+ |
|
388 |
+ |
if(diskio_stats_ptr->disk_name!=NULL) free(diskio_stats_ptr->disk_name); |
389 |
+ |
|
390 |
+ |
switch(major){ |
391 |
+ |
case 2: |
392 |
+ |
if(minor==0){ |
393 |
+ |
diskio_stats_ptr->disk_name=strdup("fd0"); |
394 |
+ |
} |
395 |
+ |
break; |
396 |
+ |
|
397 |
+ |
case 3: |
398 |
+ |
if(minor==0){ |
399 |
+ |
diskio_stats_ptr->disk_name=strdup("hda"); |
400 |
+ |
}else{ |
401 |
+ |
diskio_stats_ptr->disk_name=strdup("hdb"); |
402 |
+ |
} |
403 |
+ |
break; |
404 |
+ |
|
405 |
+ |
case 22: |
406 |
+ |
if(minor==0){ |
407 |
+ |
diskio_stats_ptr->disk_name=strdup("hdc"); |
408 |
+ |
}else{ |
409 |
+ |
diskio_stats_ptr->disk_name=strdup("hdd"); |
410 |
+ |
} |
411 |
+ |
break; |
412 |
+ |
case 8: |
413 |
+ |
dev_letter='a'+(minor/16); |
414 |
+ |
diskio_stats_ptr->disk_name=malloc(4); |
415 |
+ |
snprintf(diskio_stats_ptr->disk_name, 4, "sd%c", dev_letter); |
416 |
+ |
break; |
417 |
+ |
default: |
418 |
+ |
/* I have no idea what it is then :) */ |
419 |
+ |
diskio_stats_ptr->disk_name=malloc(16); |
420 |
+ |
snprintf(diskio_stats_ptr->disk_name, 16, "%d %d", major, minor); |
421 |
+ |
break; |
422 |
+ |
} |
423 |
+ |
|
424 |
+ |
diskio_stats_ptr->systime=time(NULL); |
425 |
+ |
num_diskio++; |
426 |
+ |
} |
427 |
+ |
|
428 |
+ |
fclose(f); |
429 |
+ |
|
430 |
+ |
#endif |
431 |
+ |
*entries=num_diskio; |
432 |
+ |
|
433 |
|
return diskio_stats; |
434 |
+ |
} |
435 |
+ |
|
436 |
+ |
diskio_stat_t *get_diskio_stats_diff(int *entries){ |
437 |
+ |
static diskio_stat_t *diskio_stats_diff=NULL; |
438 |
+ |
static int sizeof_diskio_stats_diff=0; |
439 |
+ |
diskio_stat_t *diskio_stats_diff_ptr, *diskio_stats_ptr; |
440 |
+ |
int disks, x, y; |
441 |
+ |
|
442 |
+ |
if(diskio_stats==NULL){ |
443 |
+ |
diskio_stats_ptr=get_diskio_stats(&disks); |
444 |
+ |
*entries=disks; |
445 |
+ |
return diskio_stats_ptr; |
446 |
+ |
} |
447 |
+ |
|
448 |
+ |
diskio_stats_diff=diskio_stat_malloc(num_diskio, &sizeof_diskio_stats_diff, diskio_stats_diff); |
449 |
+ |
if(diskio_stats_diff==NULL){ |
450 |
+ |
return NULL; |
451 |
+ |
} |
452 |
+ |
|
453 |
+ |
diskio_stats_diff_ptr=diskio_stats_diff; |
454 |
+ |
diskio_stats_ptr=diskio_stats; |
455 |
+ |
|
456 |
+ |
for(disks=0;disks<num_diskio;disks++){ |
457 |
+ |
if(diskio_stats_diff_ptr->disk_name!=NULL){ |
458 |
+ |
free(diskio_stats_diff_ptr->disk_name); |
459 |
+ |
} |
460 |
+ |
diskio_stats_diff_ptr->disk_name=strdup(diskio_stats_ptr->disk_name); |
461 |
+ |
diskio_stats_diff_ptr->read_bytes=diskio_stats_ptr->read_bytes; |
462 |
+ |
diskio_stats_diff_ptr->write_bytes=diskio_stats_ptr->write_bytes; |
463 |
+ |
diskio_stats_diff_ptr->systime=diskio_stats_ptr->systime; |
464 |
+ |
|
465 |
+ |
diskio_stats_diff_ptr++; |
466 |
+ |
diskio_stats_ptr++; |
467 |
+ |
} |
468 |
+ |
|
469 |
+ |
diskio_stats_ptr=get_diskio_stats(&disks); |
470 |
+ |
diskio_stats_diff_ptr=diskio_stats_diff; |
471 |
+ |
|
472 |
+ |
for(x=0;x<sizeof_diskio_stats_diff;x++){ |
473 |
+ |
|
474 |
+ |
if((strcmp(diskio_stats_diff_ptr->disk_name, diskio_stats_ptr->disk_name))==0){ |
475 |
+ |
diskio_stats_diff_ptr->read_bytes=diskio_stats_ptr->read_bytes-diskio_stats_diff_ptr->read_bytes; |
476 |
+ |
diskio_stats_diff_ptr->write_bytes=diskio_stats_ptr->write_bytes-diskio_stats_diff_ptr->write_bytes; |
477 |
+ |
diskio_stats_diff_ptr->systime=diskio_stats_ptr->systime-diskio_stats_diff_ptr->systime; |
478 |
+ |
}else{ |
479 |
+ |
diskio_stats_ptr=diskio_stats; |
480 |
+ |
for(y=0;y<disks;y++){ |
481 |
+ |
if((strcmp(diskio_stats_diff_ptr->disk_name, diskio_stats_ptr->disk_name))==0){ |
482 |
+ |
diskio_stats_diff_ptr->read_bytes=diskio_stats_ptr->read_bytes-diskio_stats_diff_ptr->read_bytes; |
483 |
+ |
diskio_stats_diff_ptr->write_bytes=diskio_stats_ptr->write_bytes-diskio_stats_diff_ptr->write_bytes; |
484 |
+ |
diskio_stats_diff_ptr->systime=diskio_stats_ptr->systime-diskio_stats_diff_ptr->systime; |
485 |
+ |
|
486 |
+ |
break; |
487 |
+ |
} |
488 |
+ |
|
489 |
+ |
diskio_stats_ptr++; |
490 |
+ |
} |
491 |
+ |
} |
492 |
+ |
|
493 |
+ |
diskio_stats_ptr++; |
494 |
+ |
diskio_stats_diff_ptr++; |
495 |
+ |
|
496 |
+ |
} |
497 |
+ |
|
498 |
+ |
*entries=sizeof_diskio_stats_diff; |
499 |
+ |
return diskio_stats_diff; |
500 |
|
} |