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

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Revision 5135 - (show annotations)
Thu Dec 25 18:51:51 2014 UTC (5 years, 5 months ago) by michael
File MIME type: text/x-chdr
File size: 5535 byte(s)
- propset svn:eol-style native

1 /* vim: set shiftwidth=3 softtabstop=3 expandtab: */
2
3 /*
4 Copyright (C) 2002 Erik Fears
5
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.
10
11 This program 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.
15
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
19 Foundation, Inc.
20 59 Temple Place - Suite 330
21 Boston, MA 02111-1307, USA.
22
23 */
24
25 #include "setup.h"
26
27 #include <stdio.h>
28 #include <unistd.h>
29
30 #ifdef STDC_HEADERS
31 # include <stdlib.h>
32 #endif
33
34 #ifdef HAVE_STRINGS_H
35 # include <strings.h>
36 #endif
37
38 #if HAVE_STRING_H
39 # include <string.h>
40 #endif
41
42 #ifdef TIME_WITH_SYS_TIME
43 # include <sys/time.h>
44 # include <time.h>
45 #else
46 # ifdef HAVE_SYS_TIME_H
47 # include <sys/time.h>
48 # else
49 # include <time.h>
50 # endif
51 #endif
52
53 #include <sys/types.h>
54 #include <sys/socket.h>
55 #include <netinet/in.h>
56 #include <arpa/inet.h>
57
58 #include <sys/resource.h> /* getrlimit */
59 #include <errno.h>
60
61 #include "irc.h"
62 #include "log.h"
63 #include "misc.h"
64 #include "stats.h"
65 #include "config.h"
66 #include "extern.h"
67 #include "opercmd.h"
68 #include "scan.h"
69 #include "stats.h"
70 #include "libopm/src/opm_types.h"
71
72 static time_t STATS_UPTIME;
73 static unsigned int STATS_CONNECTIONS;
74 static unsigned int STATS_DNSBLSENT;
75
76 static struct StatsHash STATS_PROXIES[] =
77 {
78 { OPM_TYPE_HTTP, 0, "HTTP" },
79 { OPM_TYPE_HTTPPOST, 0, "HTTPPOST" },
80 { OPM_TYPE_SOCKS4, 0, "SOCKS4" },
81 { OPM_TYPE_SOCKS5, 0, "SOCKS5" },
82 { OPM_TYPE_ROUTER, 0, "ROUTER" },
83 { OPM_TYPE_WINGATE, 0, "WINGATE" }
84 };
85
86
87 /* stats_init
88 *
89 * Perform initialization of bopm stats
90 *
91 * Parameters: NONE
92 * Return: NONE
93 *
94 */
95 void
96 stats_init(void)
97 {
98 time(&STATS_UPTIME);
99 }
100
101 /* stats_openproxy
102 *
103 * Record open proxy.
104 *
105 *
106 * Parameters: NONE
107 * Return: NONE
108 *
109 */
110 void
111 stats_openproxy(int type)
112 {
113 for (unsigned int i = 0; i < (sizeof(STATS_PROXIES) / sizeof(struct StatsHash)); ++i)
114 if (STATS_PROXIES[i].type == type)
115 ++STATS_PROXIES[i].count;
116 }
117
118 /* stats_connect
119 *
120 * Record IRC connect.
121 *
122 *
123 * Parameters: NONE
124 * Return: NONE
125 *
126 */
127 void
128 stats_connect(void)
129 {
130 ++STATS_CONNECTIONS;
131 }
132
133 /* stats_dnsblrecv
134 *
135 * Record that a user was found in the blacklist.
136 *
137 * Parameters: BlacklistConf structure
138 * Return: NONE
139 *
140 */
141 void
142 stats_dnsblrecv(struct BlacklistConf *bl)
143 {
144 ++bl->stats_recv;
145 }
146
147 /* stats_dnsblsend
148 *
149 * Record a sent report
150 *
151 * Parameters: NONE
152 * Return: NONE
153 *
154 */
155 void
156 stats_dnsblsend(void)
157 {
158 ++STATS_DNSBLSENT;
159 }
160
161 /* stats_output
162 *
163 * Output stats to target via privmsg
164 *
165 *
166 * Parameters: NONE
167 * Return: NONE
168 *
169 */
170 void
171 stats_output(char *target)
172 {
173 time_t present;
174 time_t uptime;
175 node_t *p;
176
177 time(&present);
178 uptime = present - STATS_UPTIME;
179
180 irc_send("PRIVMSG %s :Uptime: %s", target, dissect_time(uptime));
181
182 LIST_FOREACH(p, OpmItem->blacklists->head)
183 {
184 struct BlacklistConf *bl = p->data;
185
186 if (bl->stats_recv > 0)
187 irc_send("PRIVMSG %s :DNSBL: %u successful lookups from %s",
188 target, bl->stats_recv, bl->name);
189 }
190
191 if (STATS_DNSBLSENT > 0)
192 irc_send("PRIVMSG %s :DNSBL: %u reports sent", target,
193 STATS_DNSBLSENT);
194
195 for (unsigned int i = 0; i < (sizeof(STATS_PROXIES) / sizeof(struct StatsHash)); ++i)
196 if (STATS_PROXIES[i].count > 0)
197 irc_send("PRIVMSG %s :Found %u (%s) open.", target,
198 STATS_PROXIES[i].count, STATS_PROXIES[i].name);
199
200 irc_send("PRIVMSG %s :Number of connects: %u (%.2f/minute)",
201 target, STATS_CONNECTIONS, STATS_CONNECTIONS ?
202 (float)STATS_CONNECTIONS / ((float)uptime / 60.0) : 0.0);
203 }
204
205 /* fdstats_output
206 *
207 * Output file descriptor stats to target via privmsg
208 *
209 *
210 * Parameters: NONE
211 * Return: NONE
212 *
213 */
214 void
215 fdstats_output(char *target)
216 {
217 struct rlimit rlim;
218 unsigned int total_fd_use = 0;
219
220 /* Get file descriptor ceiling */
221 if (getrlimit(RLIMIT_NOFILE, &rlim) == -1)
222 {
223 log_printf("FDSTAT -> getrlimit() error retrieving RLIMIT_NOFILE (%s)", strerror(errno));
224 irc_send("PRIVMSG %s :FDSTAT -> getrlimit() error retrieving RLIMIT_NOFILE (%s)",
225 target, strerror(errno));
226 return;
227 }
228
229 /*
230 * Check which file descriptors are active, based on suggestions from:
231 * http://groups.google.com/groups?th=a48b9fe8ca43947c&rnum=1
232 */
233 for (unsigned int i = 0; i < rlim.rlim_cur; ++i)
234 {
235 int newfd = dup(i);
236
237 if (newfd > 0)
238 {
239 ++total_fd_use;
240 close(newfd);
241 }
242 else
243 {
244 switch (errno)
245 {
246 case EMFILE:
247 /*
248 * We ran out of FDs whilst trying to dup an existing one,
249 * so all fds are open and we can stop checking here.
250 */
251 i = total_fd_use = rlim.rlim_cur;
252 break;
253
254 case EBADF:
255 /* Not an FD in use. */
256 break;
257
258 case EINTR:
259 /* Try again. */
260 --i;
261 break;
262
263 default:
264 /* We don't expect any other errors. */
265 log_printf("fd %u errno = %u (%s)", i, errno, strerror(errno));
266 break;
267 }
268 }
269 }
270
271 irc_send("PRIVMSG %s :Total open FD: %u/%d", target, total_fd_use, rlim.rlim_cur);
272 }

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