1 |
pajs |
1.1 |
#include <stdio.h> |
2 |
|
|
#include <stdlib.h> |
3 |
tdb |
1.3 |
#include "ukcprog.h" |
4 |
pajs |
1.1 |
#include <string.h> |
5 |
|
|
#include <unistd.h> |
6 |
|
|
#include <sys/utsname.h> |
7 |
|
|
#include <sys/vfs.h> |
8 |
|
|
#include <utmp.h> |
9 |
|
|
#include <pwd.h> |
10 |
|
|
|
11 |
|
|
int die() |
12 |
|
|
{ |
13 |
|
|
exit (1); |
14 |
|
|
} |
15 |
|
|
|
16 |
|
|
void getLoadAv() |
17 |
|
|
{ |
18 |
|
|
FILE *f; |
19 |
|
|
char *loadavg; |
20 |
|
|
char *load_p; |
21 |
|
|
|
22 |
|
|
if ((f=fopen("/proc/loadavg", "r" ))==NULL) |
23 |
|
|
{ |
24 |
|
|
errf("Failed to open load averages (%m)"); |
25 |
|
|
die(); |
26 |
|
|
} |
27 |
|
|
|
28 |
|
|
|
29 |
|
|
if ((loadavg=fpgetline(f)) == NULL) |
30 |
|
|
{ |
31 |
|
|
errf("Failed to read any data for load averages (%m)"); |
32 |
|
|
die(); |
33 |
|
|
} |
34 |
|
|
|
35 |
|
|
|
36 |
|
|
if ((fclose(f)) != 0) |
37 |
|
|
{ |
38 |
|
|
|
39 |
|
|
errf("Failed to close file (%m)."); |
40 |
|
|
die(); |
41 |
|
|
} |
42 |
|
|
|
43 |
|
|
|
44 |
|
|
|
45 |
|
|
|
46 |
|
|
load_p=strtok(loadavg, " "); |
47 |
|
|
printf("packet.load.load1 %s\n",load_p); |
48 |
|
|
for(; (*load_p != ' ') && (*load_p != '\0'); load_p++); |
49 |
|
|
load_p++; |
50 |
|
|
if (load_p == NULL) abort(); |
51 |
|
|
load_p=strtok(load_p, " "); |
52 |
|
|
if (load_p == NULL) abort(); |
53 |
|
|
printf("packet.load.load5 %s\n",load_p); |
54 |
|
|
for(; (*load_p != ' ') && (*load_p != '\0'); load_p++); |
55 |
|
|
load_p++; |
56 |
|
|
if (load_p == NULL) abort(); |
57 |
|
|
load_p=strtok(load_p, " "); |
58 |
|
|
if (load_p == NULL) abort(); |
59 |
|
|
printf("packet.load.load15 %s\n",load_p); |
60 |
|
|
|
61 |
|
|
} |
62 |
|
|
|
63 |
|
|
void getMemInfo() |
64 |
|
|
{ |
65 |
|
|
char *line; |
66 |
|
|
char *mem; |
67 |
|
|
char *swap; |
68 |
|
|
char *ch; |
69 |
|
|
long memstat[6]; |
70 |
|
|
long swapstat[3]; |
71 |
|
|
long tmp; |
72 |
|
|
int counter=0; |
73 |
|
|
|
74 |
|
|
FILE *f; |
75 |
|
|
|
76 |
|
|
if ((f=fopen("/proc/meminfo", "r" ))==NULL) |
77 |
|
|
{ |
78 |
|
|
errf("Failed to open memory stats (%m)"); |
79 |
|
|
die(); |
80 |
|
|
} |
81 |
|
|
|
82 |
|
|
/* Readin being the number of lines we want to get.. Once we have them, why bother continuing */ |
83 |
|
|
while(((line=fpgetline(f)) != NULL) && (counter < 2) ) |
84 |
|
|
{ |
85 |
|
|
|
86 |
|
|
if (((strncmp("Mem: ",line,5)) == 0)) |
87 |
|
|
{ |
88 |
|
|
mem=strdup(line); |
89 |
|
|
counter++; |
90 |
|
|
} |
91 |
|
|
if (((strncmp(line,"Swap: ",6)) == 0)) |
92 |
|
|
{ |
93 |
|
|
swap=strdup(line); |
94 |
|
|
counter++; |
95 |
|
|
} |
96 |
|
|
} |
97 |
|
|
|
98 |
|
|
|
99 |
|
|
if ((fclose(f)) != 0) |
100 |
|
|
{ |
101 |
|
|
errf("Failed to close file (%m)."); |
102 |
|
|
die(); |
103 |
|
|
} |
104 |
|
|
|
105 |
|
|
/* Get the info we want from the 2 read in lines */ |
106 |
|
|
|
107 |
|
|
ch = strchr(mem, ' '); |
108 |
|
|
if (ch == NULL) abort(); |
109 |
|
|
*ch = '\0'; |
110 |
|
|
ch++; |
111 |
|
|
/* By now we should of skipped the mem: bit.. onto the numbers */ |
112 |
|
|
|
113 |
|
|
for(counter=0;counter<6;counter++) |
114 |
|
|
{ |
115 |
|
|
for (; (*ch == ' '); ch++); |
116 |
|
|
if (ch == NULL) abort(); |
117 |
|
|
memstat[counter]=atol(ch); |
118 |
|
|
ch++; |
119 |
|
|
for(; (*ch != ' ') && (*ch != '\0'); ch++); |
120 |
|
|
if (ch == NULL) abort(); |
121 |
|
|
} |
122 |
|
|
|
123 |
|
|
|
124 |
|
|
/* Now swap.. */ |
125 |
|
|
ch = strchr(swap, ' '); |
126 |
|
|
if (ch == NULL) abort(); |
127 |
|
|
*ch = '\0'; |
128 |
|
|
ch++; |
129 |
|
|
|
130 |
|
|
for(counter=0;counter<3;counter++) |
131 |
|
|
{ |
132 |
|
|
for (; (*ch == ' '); ch++); |
133 |
|
|
if (ch == NULL) abort(); |
134 |
|
|
swapstat[counter]=atol(ch); |
135 |
|
|
ch++; |
136 |
|
|
for(; (*ch != ' ') && (*ch != '\0'); ch++); |
137 |
|
|
if (ch == NULL) abort(); |
138 |
|
|
|
139 |
|
|
} |
140 |
|
|
|
141 |
pajs |
1.2 |
printf("packet.memory.total %ld\n",((memstat[0]/1024)/1024)); |
142 |
pajs |
1.1 |
/* Due to batty linux we do some maths to work out roughly what the free ram is */ |
143 |
pajs |
1.2 |
tmp=((memstat[1] - memstat[4])/1024)/1024; |
144 |
pajs |
1.1 |
printf("packet.memory.used %ld\n",tmp); |
145 |
pajs |
1.2 |
tmp=((memstat[2] + memstat[4])/1024)/1024; |
146 |
pajs |
1.1 |
printf("packet.memory.free %ld\n",tmp); |
147 |
|
|
|
148 |
pajs |
1.2 |
printf("packet.swap.total %ld\n",((swapstat[0]/1024)/1024)); |
149 |
|
|
printf("packet.swap.used %ld\n",((swapstat[1]/1024)/1024)); |
150 |
|
|
printf("packet.swap.free %ld\n",((swapstat[2])/1024)/1024); |
151 |
pajs |
1.1 |
|
152 |
|
|
free(mem); |
153 |
|
|
free(swap); |
154 |
|
|
|
155 |
|
|
} |
156 |
|
|
|
157 |
|
|
void cpustats() |
158 |
|
|
{ |
159 |
|
|
char *tmp; |
160 |
|
|
char *line[2]; |
161 |
|
|
char *line_p[2]; |
162 |
|
|
long cpustats[4][2]; |
163 |
|
|
long user, kernel, idle; |
164 |
|
|
long total; |
165 |
|
|
int x,y; |
166 |
|
|
float usage; |
167 |
|
|
FILE *f; |
168 |
|
|
|
169 |
|
|
if ((f=fopen("/proc/stat", "r" ))==NULL) |
170 |
|
|
{ |
171 |
|
|
errf("Failed to open cpu stats (%m)"); |
172 |
|
|
die(); |
173 |
|
|
} |
174 |
|
|
|
175 |
|
|
if((tmp=fpgetline(f)) == NULL) |
176 |
|
|
{ |
177 |
|
|
errf("Failed to read cpu stats (%m)"); |
178 |
|
|
die(); |
179 |
|
|
} |
180 |
|
|
|
181 |
|
|
if((line[0]=strdup(tmp)) == NULL) |
182 |
|
|
{ |
183 |
|
|
errf("strdup failed (%m)"); |
184 |
|
|
die(); |
185 |
|
|
} |
186 |
|
|
|
187 |
|
|
if ((fclose(f)) != 0) |
188 |
|
|
{ |
189 |
|
|
errf("Failed to close file (%m)."); |
190 |
|
|
die(); |
191 |
|
|
} |
192 |
|
|
|
193 |
|
|
sleep(1); |
194 |
|
|
|
195 |
|
|
if ((f=fopen("/proc/stat", "r" ))==NULL) |
196 |
|
|
{ |
197 |
|
|
errf("Failed to open cpu stats (%m)"); |
198 |
|
|
die(); |
199 |
|
|
} |
200 |
|
|
|
201 |
|
|
if((tmp=fpgetline(f)) == NULL) |
202 |
|
|
{ |
203 |
|
|
errf("Failed to read cpu stats (%m)"); |
204 |
|
|
die(); |
205 |
|
|
} |
206 |
|
|
|
207 |
|
|
if((line[1]=strdup(tmp)) == NULL) |
208 |
|
|
{ |
209 |
|
|
errf("strdup failed (%m)"); |
210 |
|
|
die(); |
211 |
|
|
} |
212 |
|
|
|
213 |
|
|
if ((fclose(f)) != 0) |
214 |
|
|
{ |
215 |
|
|
errf("Failed to close file (%m)."); |
216 |
|
|
die(); |
217 |
|
|
} |
218 |
|
|
|
219 |
|
|
for(x=0;x<2;x++) |
220 |
|
|
{ |
221 |
|
|
line_p[x] = strchr(line[x], ' '); |
222 |
|
|
if (line_p[x] == NULL) abort(); |
223 |
|
|
*line_p[x] = '\0'; |
224 |
|
|
line_p[x]++; |
225 |
|
|
} |
226 |
|
|
|
227 |
|
|
/* Now should be passed "cpu " */ |
228 |
|
|
|
229 |
|
|
|
230 |
|
|
for(x=0;x<2;x++) |
231 |
|
|
{ |
232 |
|
|
for(y=0;y<4;y++) |
233 |
|
|
{ |
234 |
|
|
for (; (*line_p[x] == ' '); line_p[x]++); |
235 |
|
|
if (line_p[x] == NULL) abort(); |
236 |
|
|
cpustats[y][x]=atol(line_p[x]); |
237 |
|
|
line_p[x]++; |
238 |
|
|
for(; (*line_p[x] != ' ') && (*line_p[x] != '\0'); line_p[x]++); |
239 |
|
|
if (line_p[x] == NULL) abort(); |
240 |
|
|
for (; (*line_p[x] == ' '); line_p[x]++); |
241 |
|
|
} |
242 |
|
|
|
243 |
|
|
} |
244 |
|
|
|
245 |
|
|
user=cpustats[0][1]-cpustats[0][0]+cpustats[1][1]-cpustats[1][0]; |
246 |
|
|
kernel=cpustats[2][1]-cpustats[2][0]; |
247 |
|
|
idle=cpustats[3][1]-cpustats[3][0]; |
248 |
|
|
|
249 |
|
|
/* use total to get the total number and then work out the percentages */ |
250 |
|
|
total=user+kernel+idle; |
251 |
|
|
|
252 |
|
|
usage=((((float)user)/((float)total))*100.00); |
253 |
|
|
printf("packet.cpu.user %3.2f\n", usage); |
254 |
|
|
usage=((((float)kernel)/((float)total))*100.00); |
255 |
|
|
printf("packet.cpu.kernel %3.2f\n", usage); |
256 |
|
|
usage=((((float)idle)/((float)total))*100.00); |
257 |
|
|
printf("packet.cpu.idle %3.2f\n", usage); |
258 |
|
|
|
259 |
|
|
/* Cos iscreams broke ;) */ |
260 |
|
|
printf("packet.cpu.iowait 0\n"); |
261 |
|
|
|
262 |
|
|
free(line[0]); |
263 |
|
|
free(line[1]); |
264 |
|
|
} |
265 |
|
|
|
266 |
|
|
void processStats() |
267 |
|
|
{ |
268 |
|
|
int sleeping=0; |
269 |
|
|
int zombie=0; |
270 |
|
|
int stopped=0; |
271 |
|
|
int running=0; |
272 |
|
|
int nousers=0; |
273 |
|
|
char *line; |
274 |
|
|
char *line_p; |
275 |
|
|
struct utmp *entry; |
276 |
|
|
|
277 |
|
|
FILE *f; |
278 |
|
|
|
279 |
|
|
if((f=popen("/bin/ps -Al" , "r")) == NULL) |
280 |
|
|
{ |
281 |
|
|
errf("Failed to get process stats (%m)"); |
282 |
|
|
die(); |
283 |
|
|
} |
284 |
|
|
|
285 |
|
|
while((line=fpgetline(f)) != NULL) |
286 |
|
|
{ |
287 |
|
|
line_p=strchr(line, ' '); |
288 |
|
|
line_p++; |
289 |
|
|
if (line_p==NULL) abort(); |
290 |
|
|
/* Ok, we should now be at the state :) .. */ |
291 |
|
|
if (*line_p=='S') sleeping++; |
292 |
|
|
if (*line_p=='R') running++; |
293 |
|
|
if (*line_p=='Z') zombie++; |
294 |
|
|
if (*line_p=='T') stopped++; |
295 |
|
|
|
296 |
|
|
} |
297 |
|
|
|
298 |
|
|
if((pclose(f)) == -1) |
299 |
|
|
{ |
300 |
|
|
errf("Failed to close process stats (%m)"); |
301 |
|
|
die(); |
302 |
|
|
} |
303 |
|
|
|
304 |
|
|
|
305 |
|
|
printf("packet.users.list"); |
306 |
|
|
|
307 |
|
|
while((entry=getutent()) != NULL) |
308 |
|
|
{ |
309 |
|
|
if(entry->ut_type==USER_PROCESS) |
310 |
|
|
{ |
311 |
|
|
printf(" %s",entry->ut_user); |
312 |
|
|
nousers++; |
313 |
|
|
} |
314 |
|
|
|
315 |
|
|
} |
316 |
|
|
|
317 |
|
|
printf("\npacket.users.count %d\n", nousers); |
318 |
|
|
|
319 |
|
|
printf("packet.processes.total %d\n",sleeping); |
320 |
|
|
printf("packet.processes.sleeping %d\n",running); |
321 |
|
|
printf("packet.processes.zombie %d\n",zombie); |
322 |
|
|
printf("packet.processes.stopped %d\n", stopped); |
323 |
|
|
printf("packet.processes.total %d\n", (sleeping+running+zombie+stopped)); |
324 |
|
|
|
325 |
|
|
} |
326 |
|
|
|
327 |
|
|
void uptimeStats() |
328 |
|
|
{ |
329 |
|
|
char *line; |
330 |
|
|
char *line_p; |
331 |
|
|
FILE *f; |
332 |
|
|
|
333 |
|
|
if ((f=fopen("/proc/uptime", "r")) == NULL) |
334 |
|
|
{ |
335 |
|
|
errf("Failed to get uptime stats (%m)"); |
336 |
|
|
die(); |
337 |
|
|
} |
338 |
|
|
|
339 |
|
|
if ((line=fpgetline(f)) == NULL) |
340 |
|
|
{ |
341 |
|
|
errf("Failed to read uptime stats (%m)"); |
342 |
|
|
die(); |
343 |
|
|
} |
344 |
|
|
|
345 |
|
|
if ((fclose(f)) != 0) |
346 |
|
|
{ |
347 |
|
|
errf("Failed to close file (%m)."); |
348 |
|
|
die(); |
349 |
|
|
} |
350 |
|
|
|
351 |
|
|
|
352 |
|
|
line_p=strchr(line, '.'); |
353 |
|
|
if (line_p==NULL) abort(); |
354 |
|
|
*line_p='\0'; |
355 |
|
|
|
356 |
|
|
printf("packet.os.uptime %s\n", line); |
357 |
|
|
|
358 |
|
|
} |
359 |
|
|
|
360 |
|
|
|
361 |
|
|
void osStats() |
362 |
|
|
{ |
363 |
|
|
|
364 |
|
|
struct utsname os; |
365 |
|
|
|
366 |
|
|
if((uname(&os)) != 0) |
367 |
|
|
{ |
368 |
|
|
errf("Failed to get os stats (%m)"); |
369 |
|
|
die(); |
370 |
|
|
} |
371 |
|
|
|
372 |
|
|
printf("packet.os.name %s\n", os.sysname); |
373 |
|
|
printf("packet.os.release %s\n" , os.release); |
374 |
|
|
printf("packet.os.version %s\n", os.version); |
375 |
|
|
printf("packet.os.sysname %s\n" , os.nodename); |
376 |
|
|
printf("packet.os.platform %s\n", os.machine); |
377 |
|
|
|
378 |
|
|
} |
379 |
|
|
|
380 |
|
|
void diskStats() |
381 |
|
|
{ |
382 |
|
|
struct statfs df; |
383 |
|
|
FILE *f; |
384 |
|
|
char *line; |
385 |
|
|
char *line_p; |
386 |
|
|
long bstok; |
387 |
|
|
int diskcnt=0; |
388 |
|
|
|
389 |
|
|
if ((f=fopen("/etc/mtab", "r")) == NULL) |
390 |
|
|
{ |
391 |
|
|
errf("Failed to get uptime stats (%m)"); |
392 |
|
|
die(); |
393 |
|
|
} |
394 |
|
|
|
395 |
|
|
while((line=fpgetline(f)) != NULL) |
396 |
|
|
{ |
397 |
|
|
line_p=strchr(line, ' '); |
398 |
|
|
if(line_p==NULL) abort(); |
399 |
|
|
*line_p='\0'; |
400 |
|
|
line_p++; |
401 |
|
|
if(line_p==NULL) abort(); |
402 |
|
|
printf("packet.disk.p%d.attributes.name %s\n",diskcnt,line); |
403 |
|
|
line=strchr(line_p, ' '); |
404 |
|
|
if(line==NULL) abort(); |
405 |
|
|
*line='\0'; |
406 |
|
|
printf("packet.disk.p%d.attributes.mount %s\n",diskcnt,line_p); |
407 |
|
|
if((statfs(line_p, &df)) != 0) |
408 |
|
|
{ |
409 |
|
|
errf("Failed to get Filesystem stats (%m)"); |
410 |
|
|
die(); |
411 |
|
|
} |
412 |
|
|
bstok=(df.f_bsize/1024); |
413 |
|
|
printf("packet.disk.p%d.attributes.kbytes %ld\n",diskcnt,bstok*df.f_blocks); |
414 |
|
|
printf("packet.disk.p%d.attributes.used %ld\n" ,diskcnt, ((bstok*df.f_blocks)-(bstok*df.f_bfree))); |
415 |
|
|
printf("packet.disk.p%d.attributes.avail %ld\n", diskcnt, (df.f_bsize/1024)*df.f_bavail); |
416 |
|
|
printf("packet.disk.p%d.attributes.totalinodes %ld\n", diskcnt, df.f_files); |
417 |
|
|
printf("packet.disk.p%d.attributes.freeinodes %ld\n", diskcnt, df.f_ffree); |
418 |
|
|
diskcnt++; |
419 |
|
|
} |
420 |
|
|
|
421 |
|
|
|
422 |
|
|
} |
423 |
|
|
|
424 |
|
|
|
425 |
|
|
int main() |
426 |
|
|
{ |
427 |
|
|
getLoadAv(); |
428 |
|
|
getMemInfo(); |
429 |
|
|
cpustats(); |
430 |
|
|
processStats(); |
431 |
|
|
uptimeStats(); |
432 |
|
|
osStats(); |
433 |
|
|
diskStats(); |
434 |
|
|
fflush(stdout); |
435 |
|
|
return 0; |
436 |
|
|
} |