1 |
< |
/* |
1 |
> |
/* |
2 |
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* i-scream central monitoring system |
3 |
< |
* http://www.i-scream.org.uk |
4 |
< |
* Copyright (C) 2000-2002 i-scream |
3 |
> |
* http://www.i-scream.org |
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 |
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* |
11 |
< |
* This program is distributed in the hope that it will be useful, |
11 |
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* This library is distributed in the hope that it will be useful, |
12 |
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* 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 |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
14 |
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* 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 |
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* along with this program; if not, write to the Free Software |
18 |
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
16 |
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* 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 |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
19 |
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* 02111-1307 USA |
20 |
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* |
21 |
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* $Id$ |
22 |
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*/ |
23 |
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|
24 |
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#ifdef HAVE_CONFIG_H |
25 |
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#include "config.h" |
26 |
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#endif |
27 |
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|
25 |
– |
#include <stdio.h> |
26 |
– |
#include "statgrab.h" |
28 |
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#include <stdlib.h> |
29 |
+ |
#include <string.h> |
30 |
+ |
#include "statgrab.h" |
31 |
+ |
#include <time.h> |
32 |
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#ifdef SOLARIS |
33 |
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#include <kstat.h> |
34 |
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#include <sys/sysinfo.h> |
35 |
< |
#include <string.h> |
35 |
> |
#include <sys/types.h> |
36 |
> |
#include <sys/socket.h> |
37 |
> |
#include <sys/ioctl.h> |
38 |
> |
#include <net/if.h> |
39 |
> |
#include <netinet/in.h> |
40 |
> |
#include <sys/sockio.h> |
41 |
|
#endif |
42 |
+ |
#ifdef LINUX |
43 |
+ |
#include <stdio.h> |
44 |
+ |
#include <sys/types.h> |
45 |
+ |
#include <regex.h> |
46 |
+ |
#include <sys/ioctl.h> |
47 |
+ |
#include <sys/socket.h> |
48 |
+ |
#include <net/if.h> |
49 |
+ |
#include <ctype.h> |
50 |
+ |
#include "tools.h" |
51 |
+ |
/* Stuff which could be defined by defining KERNEL, but |
52 |
+ |
* that would be a bad idea, so we'll just declare it here |
53 |
+ |
*/ |
54 |
+ |
typedef __uint8_t u8; |
55 |
+ |
typedef __uint16_t u16; |
56 |
+ |
typedef __uint32_t u32; |
57 |
+ |
typedef __uint64_t u64; |
58 |
+ |
#include <linux/ethtool.h> |
59 |
+ |
#include <linux/sockios.h> |
60 |
+ |
#include <unistd.h> |
61 |
+ |
#endif |
62 |
+ |
#ifdef ALLBSD |
63 |
+ |
#include <sys/types.h> |
64 |
+ |
#include <sys/socket.h> |
65 |
+ |
#include <ifaddrs.h> |
66 |
+ |
#include <net/if.h> |
67 |
+ |
#include <net/if_media.h> |
68 |
+ |
#include <sys/ioctl.h> |
69 |
+ |
#include <unistd.h> |
70 |
+ |
#endif |
71 |
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|
72 |
< |
#define START_VAL 1 |
72 |
> |
static network_stat_t *network_stats=NULL; |
73 |
> |
static int interfaces=0; |
74 |
|
|
75 |
< |
network_stat_t *network_stat_init(int num_iface, int *wmark, network_stat_t *net_stats){ |
37 |
< |
int x; |
38 |
< |
network_stat_t *net_stats_ptr; |
75 |
> |
void network_stat_init(int start, int end, network_stat_t *net_stats){ |
76 |
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|
77 |
< |
if(*wmark==-1){ |
78 |
< |
printf("new malloc\n"); |
79 |
< |
if((net_stats=malloc(START_VAL * sizeof(network_stat_t)))==NULL){ |
77 |
> |
for(net_stats+=start; start<end; start++){ |
78 |
> |
net_stats->interface_name=NULL; |
79 |
> |
net_stats->tx=0; |
80 |
> |
net_stats->rx=0; |
81 |
> |
net_stats->ipackets=0; |
82 |
> |
net_stats->opackets=0; |
83 |
> |
net_stats->ierrors=0; |
84 |
> |
net_stats->oerrors=0; |
85 |
> |
net_stats->collisions=0; |
86 |
> |
net_stats++; |
87 |
> |
} |
88 |
> |
} |
89 |
> |
|
90 |
> |
network_stat_t *network_stat_malloc(int needed_entries, int *cur_entries, network_stat_t *net_stats){ |
91 |
> |
|
92 |
> |
if(net_stats==NULL){ |
93 |
> |
|
94 |
> |
if((net_stats=malloc(needed_entries * sizeof(network_stat_t)))==NULL){ |
95 |
|
return NULL; |
96 |
|
} |
97 |
< |
*wmark=START_VAL; |
98 |
< |
net_stats_ptr=net_stats; |
99 |
< |
for(x=0;x<(*wmark);x++){ |
48 |
< |
net_stats_ptr->interface_name=NULL; |
49 |
< |
net_stats_ptr++; |
50 |
< |
} |
97 |
> |
network_stat_init(0, needed_entries, net_stats); |
98 |
> |
*cur_entries=needed_entries; |
99 |
> |
|
100 |
|
return net_stats; |
101 |
|
} |
102 |
< |
if(num_iface>(*wmark-1)){ |
103 |
< |
if((net_stats=realloc(net_stats, (*wmark)*2 * sizeof(network_stat_t)))==NULL){ |
102 |
> |
|
103 |
> |
|
104 |
> |
if(*cur_entries<needed_entries){ |
105 |
> |
net_stats=realloc(net_stats, (sizeof(network_stat_t)*needed_entries)); |
106 |
> |
if(net_stats==NULL){ |
107 |
|
return NULL; |
108 |
|
} |
109 |
< |
|
110 |
< |
*wmark=(*wmark)*2; |
59 |
< |
net_stats_ptr=net_stats+num_iface; |
60 |
< |
for(x=num_iface;x<(*wmark);x++){ |
61 |
< |
net_stats_ptr->interface_name=NULL; |
62 |
< |
net_stats_ptr++; |
63 |
< |
} |
64 |
< |
return net_stats; |
109 |
> |
network_stat_init(*cur_entries, needed_entries, net_stats); |
110 |
> |
*cur_entries=needed_entries; |
111 |
|
} |
112 |
|
|
113 |
|
return net_stats; |
114 |
|
} |
115 |
|
|
116 |
+ |
|
117 |
|
network_stat_t *get_network_stats(int *entries){ |
118 |
+ |
|
119 |
+ |
static int sizeof_network_stats=0; |
120 |
+ |
network_stat_t *network_stat_ptr; |
121 |
+ |
|
122 |
+ |
#ifdef SOLARIS |
123 |
|
kstat_ctl_t *kc; |
124 |
|
kstat_t *ksp; |
125 |
|
kstat_named_t *knp; |
126 |
+ |
#endif |
127 |
+ |
|
128 |
+ |
#ifdef LINUX |
129 |
+ |
FILE *f; |
130 |
+ |
/* Horrible big enough, but it should be easily big enough */ |
131 |
+ |
char line[8096]; |
132 |
+ |
regex_t regex; |
133 |
+ |
regmatch_t line_match[9]; |
134 |
+ |
#endif |
135 |
+ |
#ifdef ALLBSD |
136 |
+ |
struct ifaddrs *net, *net_ptr; |
137 |
+ |
struct if_data *net_data; |
138 |
+ |
#endif |
139 |
+ |
|
140 |
+ |
#ifdef ALLBSD |
141 |
+ |
if(getifaddrs(&net) != 0){ |
142 |
+ |
return NULL; |
143 |
+ |
} |
144 |
+ |
|
145 |
+ |
interfaces=0; |
146 |
|
|
147 |
< |
int interfaces=0; |
148 |
< |
network_stat_t *network_stat_ptr; |
149 |
< |
static network_stat_t *network_stats=NULL; |
150 |
< |
static int watermark=-1; |
147 |
> |
for(net_ptr=net;net_ptr!=NULL;net_ptr=net_ptr->ifa_next){ |
148 |
> |
if(net_ptr->ifa_addr->sa_family != AF_LINK) continue; |
149 |
> |
network_stats=network_stat_malloc((interfaces+1), &sizeof_network_stats, network_stats); |
150 |
> |
if(network_stats==NULL){ |
151 |
> |
return NULL; |
152 |
> |
} |
153 |
> |
network_stat_ptr=network_stats+interfaces; |
154 |
> |
|
155 |
> |
if(network_stat_ptr->interface_name!=NULL) free(network_stat_ptr->interface_name); |
156 |
> |
network_stat_ptr->interface_name=strdup(net_ptr->ifa_name); |
157 |
> |
if(network_stat_ptr->interface_name==NULL) return NULL; |
158 |
> |
net_data=(struct if_data *)net_ptr->ifa_data; |
159 |
> |
network_stat_ptr->rx=net_data->ifi_ibytes; |
160 |
> |
network_stat_ptr->tx=net_data->ifi_obytes; |
161 |
> |
network_stat_ptr->ipackets=net_data->ifi_ipackets; |
162 |
> |
network_stat_ptr->opackets=net_data->ifi_opackets; |
163 |
> |
network_stat_ptr->ierrors=net_data->ifi_ierrors; |
164 |
> |
network_stat_ptr->oerrors=net_data->ifi_oerrors; |
165 |
> |
network_stat_ptr->collisions=net_data->ifi_collisions; |
166 |
> |
network_stat_ptr->systime=time(NULL); |
167 |
> |
interfaces++; |
168 |
> |
} |
169 |
> |
freeifaddrs(net); |
170 |
> |
#endif |
171 |
|
|
172 |
+ |
#ifdef SOLARIS |
173 |
|
if ((kc = kstat_open()) == NULL) { |
174 |
|
return NULL; |
175 |
|
} |
176 |
|
|
177 |
+ |
interfaces=0; |
178 |
+ |
|
179 |
|
for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) { |
180 |
|
if (!strcmp(ksp->ks_class, "net")) { |
181 |
|
kstat_read(kc, ksp, NULL); |
182 |
|
|
183 |
< |
if((knp=kstat_data_lookup(ksp, "rbytes64"))==NULL){ |
184 |
< |
/* Not a network interface, so skip to the next entry */ |
183 |
> |
#ifdef SOL7 |
184 |
> |
#define LRX "rbytes" |
185 |
> |
#define LTX "obytes" |
186 |
> |
#define LIPACKETS "ipackets" |
187 |
> |
#define LOPACKETS "opackets" |
188 |
> |
#define VALTYPE value.ui32 |
189 |
> |
#else |
190 |
> |
#define LRX "rbytes64" |
191 |
> |
#define LTX "obytes64" |
192 |
> |
#define LIPACKETS "ipackets64" |
193 |
> |
#define LOPACKETS "opackets64" |
194 |
> |
#define VALTYPE value.ui64 |
195 |
> |
#endif |
196 |
> |
|
197 |
> |
/* Read rx */ |
198 |
> |
if((knp=kstat_data_lookup(ksp, LRX))==NULL){ |
199 |
> |
/* This is a network interface, but it doesn't |
200 |
> |
* have the rbytes/obytes values; for instance, |
201 |
> |
* the loopback devices have this behaviour |
202 |
> |
* (although they do track packets in/out). */ |
203 |
> |
/* FIXME: Show packet counts when byte counts |
204 |
> |
* not available. */ |
205 |
|
continue; |
206 |
|
} |
207 |
< |
network_stats=network_stat_init(interfaces, &watermark, network_stats); |
207 |
> |
|
208 |
> |
/* Create new network_stats */ |
209 |
> |
network_stats=network_stat_malloc((interfaces+1), &sizeof_network_stats, network_stats); |
210 |
|
if(network_stats==NULL){ |
211 |
|
return NULL; |
212 |
|
} |
213 |
|
network_stat_ptr=network_stats+interfaces; |
97 |
– |
network_stat_ptr->rx=knp->value.ui64; |
214 |
|
|
215 |
< |
if((knp=kstat_data_lookup(ksp, "obytes64"))==NULL){ |
216 |
< |
/* Not a network interface, so skip to the next entry */ |
215 |
> |
/* Finish reading rx */ |
216 |
> |
network_stat_ptr->rx=knp->VALTYPE; |
217 |
> |
|
218 |
> |
/* Read tx */ |
219 |
> |
if((knp=kstat_data_lookup(ksp, LTX))==NULL){ |
220 |
|
continue; |
221 |
|
} |
222 |
< |
network_stat_ptr->tx=knp->value.ui64; |
222 |
> |
network_stat_ptr->tx=knp->VALTYPE; |
223 |
> |
|
224 |
> |
/* Read ipackets */ |
225 |
> |
if((knp=kstat_data_lookup(ksp, LIPACKETS))==NULL){ |
226 |
> |
continue; |
227 |
> |
} |
228 |
> |
network_stat_ptr->ipackets=knp->VALTYPE; |
229 |
> |
|
230 |
> |
/* Read opackets */ |
231 |
> |
if((knp=kstat_data_lookup(ksp, LOPACKETS))==NULL){ |
232 |
> |
continue; |
233 |
> |
} |
234 |
> |
network_stat_ptr->opackets=knp->VALTYPE; |
235 |
> |
|
236 |
> |
/* Read ierrors */ |
237 |
> |
if((knp=kstat_data_lookup(ksp, "ierrors"))==NULL){ |
238 |
> |
continue; |
239 |
> |
} |
240 |
> |
network_stat_ptr->ierrors=knp->value.ui32; |
241 |
> |
|
242 |
> |
/* Read oerrors */ |
243 |
> |
if((knp=kstat_data_lookup(ksp, "oerrors"))==NULL){ |
244 |
> |
continue; |
245 |
> |
} |
246 |
> |
network_stat_ptr->oerrors=knp->value.ui32; |
247 |
> |
|
248 |
> |
/* Read collisions */ |
249 |
> |
if((knp=kstat_data_lookup(ksp, "collisions"))==NULL){ |
250 |
> |
continue; |
251 |
> |
} |
252 |
> |
network_stat_ptr->collisions=knp->value.ui32; |
253 |
> |
|
254 |
> |
/* Read interface name */ |
255 |
|
if(network_stat_ptr->interface_name!=NULL){ |
256 |
|
free(network_stat_ptr->interface_name); |
257 |
|
} |
258 |
|
network_stat_ptr->interface_name=strdup(ksp->ks_name); |
259 |
+ |
|
260 |
+ |
/* Store systime */ |
261 |
+ |
network_stat_ptr->systime=time(NULL); |
262 |
+ |
|
263 |
|
interfaces++; |
264 |
|
} |
265 |
|
} |
266 |
< |
|
266 |
> |
|
267 |
> |
kstat_close(kc); |
268 |
> |
#endif |
269 |
> |
#ifdef LINUX |
270 |
> |
f=fopen("/proc/net/dev", "r"); |
271 |
> |
if(f==NULL){ |
272 |
> |
return NULL; |
273 |
> |
} |
274 |
> |
/* read the 2 lines.. Its the title, so we dont care :) */ |
275 |
> |
fgets(line, sizeof(line), f); |
276 |
> |
fgets(line, sizeof(line), f); |
277 |
|
|
278 |
+ |
|
279 |
+ |
if((regcomp(®ex, "^ *([^:]+): *([0-9]+) +([0-9]+) +([0-9]+) +[0-9]+ +[0-9]+ +[0-9]+ +[0-9]+ +[0-9]+ +([0-9]+) +([0-9]+) +([0-9]+) +[0-9]+ +[0-9]+ +([0-9]+)", REG_EXTENDED))!=0){ |
280 |
+ |
return NULL; |
281 |
+ |
} |
282 |
+ |
|
283 |
+ |
interfaces=0; |
284 |
+ |
|
285 |
+ |
while((fgets(line, sizeof(line), f)) != NULL){ |
286 |
+ |
if((regexec(®ex, line, 9, line_match, 0))!=0){ |
287 |
+ |
continue; |
288 |
+ |
} |
289 |
+ |
network_stats=network_stat_malloc((interfaces+1), &sizeof_network_stats, network_stats); |
290 |
+ |
if(network_stats==NULL){ |
291 |
+ |
return NULL; |
292 |
+ |
} |
293 |
+ |
network_stat_ptr=network_stats+interfaces; |
294 |
+ |
|
295 |
+ |
if(network_stat_ptr->interface_name!=NULL){ |
296 |
+ |
free(network_stat_ptr->interface_name); |
297 |
+ |
} |
298 |
+ |
|
299 |
+ |
network_stat_ptr->interface_name=get_string_match(line, &line_match[1]); |
300 |
+ |
network_stat_ptr->rx=get_ll_match(line, &line_match[2]); |
301 |
+ |
network_stat_ptr->tx=get_ll_match(line, &line_match[5]); |
302 |
+ |
network_stat_ptr->ipackets=get_ll_match(line, &line_match[3]); |
303 |
+ |
network_stat_ptr->opackets=get_ll_match(line, &line_match[6]); |
304 |
+ |
network_stat_ptr->ierrors=get_ll_match(line, &line_match[4]); |
305 |
+ |
network_stat_ptr->oerrors=get_ll_match(line, &line_match[7]); |
306 |
+ |
network_stat_ptr->collisions=get_ll_match(line, &line_match[8]); |
307 |
+ |
network_stat_ptr->systime=time(NULL); |
308 |
+ |
|
309 |
+ |
interfaces++; |
310 |
+ |
} |
311 |
+ |
fclose(f); |
312 |
+ |
regfree(®ex); |
313 |
+ |
|
314 |
+ |
#endif |
315 |
+ |
|
316 |
+ |
#ifdef CYGWIN |
317 |
+ |
return NULL; |
318 |
+ |
#endif |
319 |
+ |
|
320 |
|
*entries=interfaces; |
321 |
|
|
322 |
|
return network_stats; |
323 |
+ |
} |
324 |
|
|
325 |
+ |
long long transfer_diff(long long new, long long old){ |
326 |
+ |
#if defined(SOL7) || defined(LINUX) || defined(FREEBSD) || defined(DFBSD) || defined(OPENBSD) |
327 |
+ |
/* 32-bit quantities, so we must explicitly deal with wraparound. */ |
328 |
+ |
#define MAXVAL 0x100000000LL |
329 |
+ |
if (new >= old) { |
330 |
+ |
return new - old; |
331 |
+ |
} else { |
332 |
+ |
return MAXVAL + new - old; |
333 |
+ |
} |
334 |
+ |
#else |
335 |
+ |
/* 64-bit quantities, so plain subtraction works. */ |
336 |
+ |
return new - old; |
337 |
+ |
#endif |
338 |
+ |
} |
339 |
+ |
|
340 |
+ |
network_stat_t *get_network_stats_diff(int *entries) { |
341 |
+ |
static network_stat_t *diff = NULL; |
342 |
+ |
static int diff_count = 0; |
343 |
+ |
network_stat_t *src = NULL, *dest; |
344 |
+ |
int i, j, new_count; |
345 |
+ |
|
346 |
+ |
if (network_stats == NULL) { |
347 |
+ |
/* No previous stats, so we can't calculate a difference. */ |
348 |
+ |
return get_network_stats(entries); |
349 |
+ |
} |
350 |
+ |
|
351 |
+ |
/* Resize the results array to match the previous stats. */ |
352 |
+ |
diff = network_stat_malloc(interfaces, &diff_count, diff); |
353 |
+ |
if (diff == NULL) { |
354 |
+ |
return NULL; |
355 |
+ |
} |
356 |
+ |
|
357 |
+ |
/* Copy the previous stats into the result. */ |
358 |
+ |
for (i = 0; i < diff_count; i++) { |
359 |
+ |
src = &network_stats[i]; |
360 |
+ |
dest = &diff[i]; |
361 |
+ |
|
362 |
+ |
if (dest->interface_name != NULL) { |
363 |
+ |
free(dest->interface_name); |
364 |
+ |
} |
365 |
+ |
dest->interface_name = strdup(src->interface_name); |
366 |
+ |
dest->rx = src->rx; |
367 |
+ |
dest->tx = src->tx; |
368 |
+ |
dest->ipackets = src->ipackets; |
369 |
+ |
dest->opackets = src->opackets; |
370 |
+ |
dest->ierrors = src->ierrors; |
371 |
+ |
dest->oerrors = src->oerrors; |
372 |
+ |
dest->collisions = src->collisions; |
373 |
+ |
dest->systime = src->systime; |
374 |
+ |
} |
375 |
+ |
|
376 |
+ |
/* Get a new set of stats. */ |
377 |
+ |
if (get_network_stats(&new_count) == NULL) { |
378 |
+ |
return NULL; |
379 |
+ |
} |
380 |
+ |
|
381 |
+ |
/* For each previous stat... */ |
382 |
+ |
for (i = 0; i < diff_count; i++) { |
383 |
+ |
dest = &diff[i]; |
384 |
+ |
|
385 |
+ |
/* ... find the corresponding new stat ... */ |
386 |
+ |
for (j = 0; j < new_count; j++) { |
387 |
+ |
/* Try the new stat in the same position first, |
388 |
+ |
since that's most likely to be it. */ |
389 |
+ |
src = &network_stats[(i + j) % new_count]; |
390 |
+ |
if (strcmp(src->interface_name, dest->interface_name) == 0) { |
391 |
+ |
break; |
392 |
+ |
} |
393 |
+ |
} |
394 |
+ |
if (j == new_count) { |
395 |
+ |
/* No match found. */ |
396 |
+ |
continue; |
397 |
+ |
} |
398 |
+ |
|
399 |
+ |
/* ... and subtract the previous stat from it to get the |
400 |
+ |
difference. */ |
401 |
+ |
dest->rx = transfer_diff(src->rx, dest->rx); |
402 |
+ |
dest->tx = transfer_diff(src->tx, dest->tx); |
403 |
+ |
dest->ipackets = transfer_diff(src->ipackets, dest->ipackets); |
404 |
+ |
dest->opackets = transfer_diff(src->opackets, dest->opackets); |
405 |
+ |
dest->ierrors = transfer_diff(src->ierrors, dest->ierrors); |
406 |
+ |
dest->oerrors = transfer_diff(src->oerrors, dest->oerrors); |
407 |
+ |
dest->collisions = transfer_diff(src->collisions, dest->collisions); |
408 |
+ |
dest->systime = src->systime - dest->systime; |
409 |
+ |
} |
410 |
+ |
|
411 |
+ |
*entries = diff_count; |
412 |
+ |
return diff; |
413 |
+ |
} |
414 |
+ |
/* NETWORK INTERFACE STATS */ |
415 |
+ |
|
416 |
+ |
void network_iface_stat_init(int start, int end, network_iface_stat_t *net_stats){ |
417 |
+ |
|
418 |
+ |
for(net_stats+=start; start<end; start++){ |
419 |
+ |
net_stats->interface_name=NULL; |
420 |
+ |
net_stats->speed=0; |
421 |
+ |
net_stats->dup=UNKNOWN_DUPLEX; |
422 |
+ |
net_stats++; |
423 |
+ |
} |
424 |
+ |
} |
425 |
+ |
|
426 |
+ |
network_iface_stat_t *network_iface_stat_malloc(int needed_entries, int *cur_entries, network_iface_stat_t *net_stats){ |
427 |
+ |
|
428 |
+ |
if(net_stats==NULL){ |
429 |
+ |
|
430 |
+ |
if((net_stats=malloc(needed_entries * sizeof(network_iface_stat_t)))==NULL){ |
431 |
+ |
return NULL; |
432 |
+ |
} |
433 |
+ |
network_iface_stat_init(0, needed_entries, net_stats); |
434 |
+ |
*cur_entries=needed_entries; |
435 |
+ |
|
436 |
+ |
return net_stats; |
437 |
+ |
} |
438 |
+ |
|
439 |
+ |
|
440 |
+ |
if(*cur_entries<needed_entries){ |
441 |
+ |
net_stats=realloc(net_stats, (sizeof(network_iface_stat_t)*needed_entries)); |
442 |
+ |
if(net_stats==NULL){ |
443 |
+ |
return NULL; |
444 |
+ |
} |
445 |
+ |
network_iface_stat_init(*cur_entries, needed_entries, net_stats); |
446 |
+ |
*cur_entries=needed_entries; |
447 |
+ |
} |
448 |
+ |
|
449 |
+ |
return net_stats; |
450 |
+ |
} |
451 |
+ |
|
452 |
+ |
network_iface_stat_t *get_network_iface_stats(int *entries){ |
453 |
+ |
static network_iface_stat_t *network_iface_stats; |
454 |
+ |
network_iface_stat_t *network_iface_stat_ptr; |
455 |
+ |
static int sizeof_network_iface_stats=0; |
456 |
+ |
int ifaces = 0; |
457 |
+ |
|
458 |
+ |
#ifdef SOLARIS |
459 |
+ |
kstat_ctl_t *kc; |
460 |
+ |
kstat_t *ksp; |
461 |
+ |
kstat_named_t *knp; |
462 |
+ |
int sock; |
463 |
+ |
#endif |
464 |
+ |
#ifdef ALLBSD |
465 |
+ |
struct ifaddrs *net, *net_ptr; |
466 |
+ |
struct ifmediareq ifmed; |
467 |
+ |
struct ifreq ifr; |
468 |
+ |
int sock; |
469 |
+ |
int x; |
470 |
+ |
#endif |
471 |
+ |
#ifdef LINUX |
472 |
+ |
FILE *f; |
473 |
+ |
/* Horrible big enough, but it should be easily big enough */ |
474 |
+ |
char line[8096]; |
475 |
+ |
int sock; |
476 |
+ |
#endif |
477 |
+ |
|
478 |
+ |
#ifdef ALLBSD |
479 |
+ |
if(getifaddrs(&net) != 0){ |
480 |
+ |
return NULL; |
481 |
+ |
} |
482 |
+ |
|
483 |
+ |
if ((sock = socket(AF_INET, SOCK_DGRAM, 0)) == 0) return NULL; |
484 |
+ |
|
485 |
+ |
for(net_ptr=net; net_ptr!=NULL; net_ptr=net_ptr->ifa_next){ |
486 |
+ |
if(net_ptr->ifa_addr->sa_family != AF_LINK) continue; |
487 |
+ |
network_iface_stats=network_iface_stat_malloc((ifaces+1), &sizeof_network_iface_stats, network_iface_stats); |
488 |
+ |
if(network_iface_stats==NULL){ |
489 |
+ |
return NULL; |
490 |
+ |
} |
491 |
+ |
network_iface_stat_ptr = network_iface_stats + ifaces; |
492 |
+ |
|
493 |
+ |
memset(&ifr, 0, sizeof(ifr)); |
494 |
+ |
strncpy(ifr.ifr_name, net_ptr->ifa_name, sizeof(ifr.ifr_name)); |
495 |
+ |
|
496 |
+ |
if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0){ |
497 |
+ |
continue; |
498 |
+ |
} |
499 |
+ |
if((ifr.ifr_flags & IFF_UP) != 0){ |
500 |
+ |
network_iface_stat_ptr->up = 1; |
501 |
+ |
}else{ |
502 |
+ |
network_iface_stat_ptr->up = 0; |
503 |
+ |
} |
504 |
+ |
|
505 |
+ |
if (network_iface_stat_ptr->interface_name != NULL) free(network_iface_stat_ptr->interface_name); |
506 |
+ |
network_iface_stat_ptr->interface_name = strdup(net_ptr->ifa_name); |
507 |
+ |
if (network_iface_stat_ptr->interface_name == NULL) return NULL; |
508 |
+ |
|
509 |
+ |
network_iface_stat_ptr->speed = 0; |
510 |
+ |
network_iface_stat_ptr->dup = UNKNOWN_DUPLEX; |
511 |
+ |
ifaces++; |
512 |
+ |
|
513 |
+ |
memset(&ifmed, 0, sizeof(struct ifmediareq)); |
514 |
+ |
strlcpy(ifmed.ifm_name, net_ptr->ifa_name, sizeof(ifmed.ifm_name)); |
515 |
+ |
if(ioctl(sock, SIOCGIFMEDIA, (caddr_t)&ifmed) == -1){ |
516 |
+ |
/* Not all interfaces support the media ioctls. */ |
517 |
+ |
continue; |
518 |
+ |
} |
519 |
+ |
|
520 |
+ |
/* We may need to change this if we start doing wireless devices too */ |
521 |
+ |
if( (ifmed.ifm_active | IFM_ETHER) != ifmed.ifm_active ){ |
522 |
+ |
/* Not a ETHER device */ |
523 |
+ |
continue; |
524 |
+ |
} |
525 |
+ |
|
526 |
+ |
/* Only intrested in the first 4 bits) - Assuming only ETHER devices */ |
527 |
+ |
x = ifmed.ifm_active & 0x0f; |
528 |
+ |
switch(x){ |
529 |
+ |
/* 10 Mbit connections. Speedy :) */ |
530 |
+ |
case(IFM_10_T): |
531 |
+ |
case(IFM_10_2): |
532 |
+ |
case(IFM_10_5): |
533 |
+ |
case(IFM_10_STP): |
534 |
+ |
case(IFM_10_FL): |
535 |
+ |
network_iface_stat_ptr->speed = 10; |
536 |
+ |
break; |
537 |
+ |
/* 100 Mbit conneections */ |
538 |
+ |
case(IFM_100_TX): |
539 |
+ |
case(IFM_100_FX): |
540 |
+ |
case(IFM_100_T4): |
541 |
+ |
case(IFM_100_VG): |
542 |
+ |
case(IFM_100_T2): |
543 |
+ |
network_iface_stat_ptr->speed = 100; |
544 |
+ |
break; |
545 |
+ |
/* 1000 Mbit connections */ |
546 |
+ |
case(IFM_1000_SX): |
547 |
+ |
case(IFM_1000_LX): |
548 |
+ |
case(IFM_1000_CX): |
549 |
+ |
#if defined(IFM_1000_TX) && !defined(OPENBSD) |
550 |
+ |
case(IFM_1000_TX): /* FreeBSD 4 and others (but NOT OpenBSD)? */ |
551 |
+ |
#endif |
552 |
+ |
#ifdef IFM_1000_FX |
553 |
+ |
case(IFM_1000_FX): /* FreeBSD 4 */ |
554 |
+ |
#endif |
555 |
+ |
#ifdef IFM_1000_T |
556 |
+ |
case(IFM_1000_T): /* FreeBSD 5 */ |
557 |
+ |
#endif |
558 |
+ |
network_iface_stat_ptr->speed = 1000; |
559 |
+ |
break; |
560 |
+ |
/* We don't know what it is */ |
561 |
+ |
default: |
562 |
+ |
network_iface_stat_ptr->speed = 0; |
563 |
+ |
break; |
564 |
+ |
} |
565 |
+ |
|
566 |
+ |
if( (ifmed.ifm_active | IFM_FDX) == ifmed.ifm_active ){ |
567 |
+ |
network_iface_stat_ptr->dup = FULL_DUPLEX; |
568 |
+ |
}else if( (ifmed.ifm_active | IFM_HDX) == ifmed.ifm_active ){ |
569 |
+ |
network_iface_stat_ptr->dup = HALF_DUPLEX; |
570 |
+ |
}else{ |
571 |
+ |
network_iface_stat_ptr->dup = UNKNOWN_DUPLEX; |
572 |
+ |
} |
573 |
+ |
|
574 |
+ |
} |
575 |
+ |
freeifaddrs(net); |
576 |
+ |
close(sock); |
577 |
+ |
#endif |
578 |
+ |
|
579 |
+ |
#ifdef SOLARIS |
580 |
+ |
if ((kc = kstat_open()) == NULL) { |
581 |
+ |
return NULL; |
582 |
+ |
} |
583 |
+ |
|
584 |
+ |
if ((sock = socket(PF_INET, SOCK_DGRAM, IPPROTO_IP)) < 0) { |
585 |
+ |
return NULL; |
586 |
+ |
} |
587 |
+ |
|
588 |
+ |
for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) { |
589 |
+ |
if (!strcmp(ksp->ks_class, "net")) { |
590 |
+ |
struct ifreq ifr; |
591 |
+ |
|
592 |
+ |
kstat_read(kc, ksp, NULL); |
593 |
+ |
|
594 |
+ |
strncpy(ifr.ifr_name, ksp->ks_name, sizeof ifr.ifr_name); |
595 |
+ |
if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) { |
596 |
+ |
/* Not a network interface. */ |
597 |
+ |
continue; |
598 |
+ |
} |
599 |
+ |
|
600 |
+ |
network_iface_stats = network_iface_stat_malloc(ifaces + 1, &sizeof_network_iface_stats, network_iface_stats); |
601 |
+ |
if (network_iface_stats == NULL) { |
602 |
+ |
return NULL; |
603 |
+ |
} |
604 |
+ |
network_iface_stat_ptr = network_iface_stats + ifaces; |
605 |
+ |
ifaces++; |
606 |
+ |
|
607 |
+ |
if (network_iface_stat_ptr->interface_name != NULL) free(network_iface_stat_ptr->interface_name); |
608 |
+ |
network_iface_stat_ptr->interface_name = strdup(ksp->ks_name); |
609 |
+ |
if (network_iface_stat_ptr->interface_name == NULL) return NULL; |
610 |
+ |
|
611 |
+ |
if ((ifr.ifr_flags & IFF_UP) != 0) { |
612 |
+ |
network_iface_stat_ptr->up = 1; |
613 |
+ |
} else { |
614 |
+ |
network_iface_stat_ptr->up = 1; |
615 |
+ |
} |
616 |
+ |
|
617 |
+ |
if ((knp = kstat_data_lookup(ksp, "ifspeed")) != NULL) { |
618 |
+ |
network_iface_stat_ptr->speed = knp->value.ui64 / (1000 * 1000); |
619 |
+ |
} else { |
620 |
+ |
network_iface_stat_ptr->speed = 0; |
621 |
+ |
} |
622 |
+ |
|
623 |
+ |
network_iface_stat_ptr->dup = UNKNOWN_DUPLEX; |
624 |
+ |
if ((knp = kstat_data_lookup(ksp, "link_duplex")) != NULL) { |
625 |
+ |
switch (knp->value.ui32) { |
626 |
+ |
case 1: |
627 |
+ |
network_iface_stat_ptr->dup = HALF_DUPLEX; |
628 |
+ |
break; |
629 |
+ |
case 2: |
630 |
+ |
network_iface_stat_ptr->dup = FULL_DUPLEX; |
631 |
+ |
break; |
632 |
+ |
} |
633 |
+ |
} |
634 |
+ |
} |
635 |
+ |
} |
636 |
+ |
|
637 |
+ |
close(sock); |
638 |
+ |
kstat_close(kc); |
639 |
+ |
#endif |
640 |
+ |
#ifdef LINUX |
641 |
+ |
f = fopen("/proc/net/dev", "r"); |
642 |
+ |
if(f == NULL){ |
643 |
+ |
return NULL; |
644 |
+ |
} |
645 |
+ |
|
646 |
+ |
/* Setup stuff so we can do the ioctl to get the info */ |
647 |
+ |
if((sock = socket(AF_INET, SOCK_DGRAM, 0)) < 0){ |
648 |
+ |
return NULL; |
649 |
+ |
} |
650 |
+ |
|
651 |
+ |
/* Ignore first 2 lines.. Just headings */ |
652 |
+ |
if((fgets(line, sizeof(line), f)) == NULL) return NULL; |
653 |
+ |
if((fgets(line, sizeof(line), f)) == NULL) return NULL; |
654 |
+ |
|
655 |
+ |
while((fgets(line, sizeof(line), f)) != NULL){ |
656 |
+ |
char *name, *ptr; |
657 |
+ |
struct ifreq ifr; |
658 |
+ |
struct ethtool_cmd ethcmd; |
659 |
+ |
int err; |
660 |
+ |
|
661 |
+ |
/* Get the interface name */ |
662 |
+ |
ptr = strchr(line, ':'); |
663 |
+ |
if (ptr == NULL) continue; |
664 |
+ |
*ptr='\0'; |
665 |
+ |
name = line; |
666 |
+ |
while(isspace(*(name))){ |
667 |
+ |
name++; |
668 |
+ |
} |
669 |
+ |
|
670 |
+ |
memset(&ifr, 0, sizeof ifr); |
671 |
+ |
strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name); |
672 |
+ |
|
673 |
+ |
if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) { |
674 |
+ |
continue; |
675 |
+ |
} |
676 |
+ |
|
677 |
+ |
/* We have a good interface to add */ |
678 |
+ |
network_iface_stats=network_iface_stat_malloc((ifaces+1), &sizeof_network_iface_stats, network_iface_stats); |
679 |
+ |
if(network_iface_stats==NULL){ |
680 |
+ |
return NULL; |
681 |
+ |
} |
682 |
+ |
network_iface_stat_ptr = network_iface_stats + ifaces; |
683 |
+ |
network_iface_stat_ptr->interface_name = strdup(name); |
684 |
+ |
if ((ifr.ifr_flags & IFF_UP) != 0) { |
685 |
+ |
network_iface_stat_ptr->up = 1; |
686 |
+ |
} else { |
687 |
+ |
network_iface_stat_ptr->up = 0; |
688 |
+ |
} |
689 |
+ |
|
690 |
+ |
memset(ðcmd, 0, sizeof ethcmd); |
691 |
+ |
ethcmd.cmd = ETHTOOL_GSET; |
692 |
+ |
ifr.ifr_data = (caddr_t) ðcmd; |
693 |
+ |
|
694 |
+ |
err = ioctl(sock, SIOCETHTOOL, &ifr); |
695 |
+ |
if (err == 0) { |
696 |
+ |
network_iface_stat_ptr->speed = ethcmd.speed; |
697 |
+ |
|
698 |
+ |
switch (ethcmd.duplex) { |
699 |
+ |
case 0x00: |
700 |
+ |
network_iface_stat_ptr->dup = FULL_DUPLEX; |
701 |
+ |
break; |
702 |
+ |
case 0x01: |
703 |
+ |
network_iface_stat_ptr->dup = HALF_DUPLEX; |
704 |
+ |
break; |
705 |
+ |
default: |
706 |
+ |
network_iface_stat_ptr->dup = UNKNOWN_DUPLEX; |
707 |
+ |
} |
708 |
+ |
} else { |
709 |
+ |
/* Not all interfaces support the ethtool ioctl. */ |
710 |
+ |
network_iface_stat_ptr->speed = 0; |
711 |
+ |
network_iface_stat_ptr->dup = UNKNOWN_DUPLEX; |
712 |
+ |
} |
713 |
+ |
|
714 |
+ |
ifaces++; |
715 |
+ |
} |
716 |
+ |
close(sock); |
717 |
+ |
fclose(f); |
718 |
+ |
#endif |
719 |
+ |
*entries = ifaces; |
720 |
+ |
return network_iface_stats; |
721 |
|
} |
722 |
|
|