/[svn]/hopm/trunk/src/stats.c
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Contents of /hopm/trunk/src/stats.c

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Revision 5195 - (show annotations)
Mon Dec 29 16:04:29 2014 UTC (4 years, 7 months ago) by michael
File MIME type: text/x-chdr
File size: 5493 byte(s)
- stats.c, stats.h: constification

1 /*
2 Copyright (C) 2002 Erik Fears
3
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
13
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16
17 Foundation, Inc.
18 59 Temple Place - Suite 330
19 Boston, MA 02111-1307, USA.
20
21 */
22
23 #include "setup.h"
24
25 #include <stdio.h>
26 #include <unistd.h>
27
28 #ifdef STDC_HEADERS
29 # include <stdlib.h>
30 #endif
31
32 #ifdef HAVE_STRINGS_H
33 # include <strings.h>
34 #endif
35
36 #if HAVE_STRING_H
37 # include <string.h>
38 #endif
39
40 #ifdef TIME_WITH_SYS_TIME
41 # include <sys/time.h>
42 # include <time.h>
43 #else
44 # ifdef HAVE_SYS_TIME_H
45 # include <sys/time.h>
46 # else
47 # include <time.h>
48 # endif
49 #endif
50
51 #include <sys/types.h>
52 #include <sys/socket.h>
53 #include <netinet/in.h>
54 #include <arpa/inet.h>
55
56 #include <sys/resource.h> /* getrlimit */
57 #include <errno.h>
58
59 #include "irc.h"
60 #include "log.h"
61 #include "misc.h"
62 #include "stats.h"
63 #include "config.h"
64 #include "extern.h"
65 #include "opercmd.h"
66 #include "scan.h"
67 #include "stats.h"
68 #include "libopm/src/opm_types.h"
69
70 static time_t STATS_UPTIME;
71 static unsigned int STATS_CONNECTIONS;
72 static unsigned int STATS_DNSBLSENT;
73
74 static struct StatsHash STATS_PROXIES[] =
75 {
76 { OPM_TYPE_HTTP, 0, "HTTP" },
77 { OPM_TYPE_HTTPPOST, 0, "HTTPPOST" },
78 { OPM_TYPE_SOCKS4, 0, "SOCKS4" },
79 { OPM_TYPE_SOCKS5, 0, "SOCKS5" },
80 { OPM_TYPE_ROUTER, 0, "ROUTER" },
81 { OPM_TYPE_WINGATE, 0, "WINGATE" }
82 };
83
84
85 /* stats_init
86 *
87 * Perform initialization of bopm stats
88 *
89 * Parameters: NONE
90 * Return: NONE
91 *
92 */
93 void
94 stats_init(void)
95 {
96 time(&STATS_UPTIME);
97 }
98
99 /* stats_openproxy
100 *
101 * Record open proxy.
102 *
103 *
104 * Parameters: NONE
105 * Return: NONE
106 *
107 */
108 void
109 stats_openproxy(int type)
110 {
111 for (unsigned int i = 0; i < (sizeof(STATS_PROXIES) / sizeof(struct StatsHash)); ++i)
112 if (STATS_PROXIES[i].type == type)
113 ++STATS_PROXIES[i].count;
114 }
115
116 /* stats_connect
117 *
118 * Record IRC connect.
119 *
120 *
121 * Parameters: NONE
122 * Return: NONE
123 *
124 */
125 void
126 stats_connect(void)
127 {
128 ++STATS_CONNECTIONS;
129 }
130
131 /* stats_dnsblrecv
132 *
133 * Record that a user was found in the blacklist.
134 *
135 * Parameters: BlacklistConf structure
136 * Return: NONE
137 *
138 */
139 void
140 stats_dnsblrecv(struct BlacklistConf *bl)
141 {
142 ++bl->stats_recv;
143 }
144
145 /* stats_dnsblsend
146 *
147 * Record a sent report
148 *
149 * Parameters: NONE
150 * Return: NONE
151 *
152 */
153 void
154 stats_dnsblsend(void)
155 {
156 ++STATS_DNSBLSENT;
157 }
158
159 /* stats_output
160 *
161 * Output stats to target via privmsg
162 *
163 *
164 * Parameters: NONE
165 * Return: NONE
166 *
167 */
168 void
169 stats_output(const char *target)
170 {
171 time_t present;
172 time_t uptime;
173 node_t *p;
174
175 time(&present);
176 uptime = present - STATS_UPTIME;
177
178 irc_send("PRIVMSG %s :Uptime: %s", target, dissect_time(uptime));
179
180 LIST_FOREACH(p, OpmItem->blacklists->head)
181 {
182 struct BlacklistConf *bl = p->data;
183
184 if (bl->stats_recv > 0)
185 irc_send("PRIVMSG %s :DNSBL: %u successful lookups from %s",
186 target, bl->stats_recv, bl->name);
187 }
188
189 if (STATS_DNSBLSENT > 0)
190 irc_send("PRIVMSG %s :DNSBL: %u reports sent", target,
191 STATS_DNSBLSENT);
192
193 for (unsigned int i = 0; i < (sizeof(STATS_PROXIES) / sizeof(struct StatsHash)); ++i)
194 if (STATS_PROXIES[i].count > 0)
195 irc_send("PRIVMSG %s :Found %u (%s) open.", target,
196 STATS_PROXIES[i].count, STATS_PROXIES[i].name);
197
198 irc_send("PRIVMSG %s :Number of connects: %u (%.2f/minute)",
199 target, STATS_CONNECTIONS, STATS_CONNECTIONS ?
200 (float)STATS_CONNECTIONS / ((float)uptime / 60.0) : 0.0);
201 }
202
203 /* fdstats_output
204 *
205 * Output file descriptor stats to target via privmsg
206 *
207 *
208 * Parameters: NONE
209 * Return: NONE
210 *
211 */
212 void
213 fdstats_output(const char *target)
214 {
215 struct rlimit rlim;
216 unsigned int total_fd_use = 0;
217
218 /* Get file descriptor ceiling */
219 if (getrlimit(RLIMIT_NOFILE, &rlim) == -1)
220 {
221 log_printf("FDSTAT -> getrlimit() error retrieving RLIMIT_NOFILE (%s)", strerror(errno));
222 irc_send("PRIVMSG %s :FDSTAT -> getrlimit() error retrieving RLIMIT_NOFILE (%s)",
223 target, strerror(errno));
224 return;
225 }
226
227 /*
228 * Check which file descriptors are active, based on suggestions from:
229 * http://groups.google.com/groups?th=a48b9fe8ca43947c&rnum=1
230 */
231 for (unsigned int i = 0; i < rlim.rlim_cur; ++i)
232 {
233 int newfd = dup(i);
234
235 if (newfd > 0)
236 {
237 ++total_fd_use;
238 close(newfd);
239 }
240 else
241 {
242 switch (errno)
243 {
244 case EMFILE:
245 /*
246 * We ran out of FDs whilst trying to dup an existing one,
247 * so all fds are open and we can stop checking here.
248 */
249 i = total_fd_use = rlim.rlim_cur;
250 break;
251
252 case EBADF:
253 /* Not an FD in use. */
254 break;
255
256 case EINTR:
257 /* Try again. */
258 --i;
259 break;
260
261 default:
262 /* We don't expect any other errors. */
263 log_printf("fd %u errno = %u (%s)", i, errno, strerror(errno));
264 break;
265 }
266 }
267 }
268
269 irc_send("PRIVMSG %s :Total open FD: %u/%d", target, total_fd_use, rlim.rlim_cur);
270 }

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