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/* |
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* Copyright (c) 2002 Erik Fears |
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* Copyright (c) 2014-2018 ircd-hybrid development team |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 |
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* USA |
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*/ |
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|
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#include "setup.h" |
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|
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#include <stdio.h> |
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#include <unistd.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <time.h> |
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#include <sys/types.h> |
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#include <sys/resource.h> /* getrlimit */ |
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#include <errno.h> |
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|
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#include "irc.h" |
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#include "log.h" |
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#include "misc.h" |
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#include "config.h" |
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#include "stats.h" |
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#include "libopm/src/opm_types.h" |
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|
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static time_t STATS_UPTIME; |
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static unsigned int STATS_CONNECTIONS; |
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static unsigned int STATS_DNSBLSENT; |
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|
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static struct StatsHash STATS_PROXIES[] = |
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{ |
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{ .type = OPM_TYPE_HTTP, .name = "HTTP" }, |
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{ .type = OPM_TYPE_HTTPPOST, .name = "HTTPPOST" }, |
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{ .type = OPM_TYPE_HTTPS, .name = "HTTPS" }, |
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{ .type = OPM_TYPE_HTTPSPOST, .name = "HTTPSPOST" }, |
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{ .type = OPM_TYPE_SOCKS4, .name = "SOCKS4" }, |
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{ .type = OPM_TYPE_SOCKS5, .name = "SOCKS5" }, |
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{ .type = OPM_TYPE_ROUTER, .name = "ROUTER" }, |
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{ .type = OPM_TYPE_WINGATE, .name = "WINGATE" }, |
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{ .type = OPM_TYPE_DREAMBOX, .name = "DREAMBOX" }, |
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{ .type = 0 } |
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}; |
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|
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|
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/* stats_init |
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* |
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* Perform initialization of HOPM stats |
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* |
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* Parameters: NONE |
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* Return: NONE |
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* |
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*/ |
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void |
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stats_init(void) |
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{ |
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time(&STATS_UPTIME); |
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} |
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|
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/* stats_openproxy |
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* |
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* Record open proxy. |
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* |
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* |
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* Parameters: NONE |
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* Return: NONE |
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* |
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*/ |
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void |
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stats_openproxy(unsigned int type) |
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{ |
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for (struct StatsHash *tab = STATS_PROXIES; tab->name; ++tab) |
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{ |
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if (tab->type == type) |
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{ |
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++tab->count; |
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break; |
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} |
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} |
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} |
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|
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/* stats_connect |
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* |
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* Record IRC connect. |
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* |
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* |
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* Parameters: NONE |
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* Return: NONE |
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* |
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*/ |
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void |
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stats_connect(void) |
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{ |
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++STATS_CONNECTIONS; |
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} |
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|
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/* stats_dnsblrecv |
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* |
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* Record that a user was found in the blacklist. |
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* |
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* Parameters: BlacklistConf structure |
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* Return: NONE |
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* |
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*/ |
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void |
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stats_dnsblrecv(struct BlacklistConf *bl) |
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{ |
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++bl->stats_recv; |
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} |
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|
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/* stats_dnsblsend |
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* |
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* Record a sent report |
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* |
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* Parameters: NONE |
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* Return: NONE |
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* |
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*/ |
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void |
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stats_dnsblsend(void) |
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{ |
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++STATS_DNSBLSENT; |
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} |
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|
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/* stats_output |
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* |
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* Output stats to target via privmsg |
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* |
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* |
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* Parameters: NONE |
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* Return: NONE |
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* |
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*/ |
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void |
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stats_output(const char *target) |
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{ |
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time_t present; |
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time_t uptime; |
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node_t *p; |
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|
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time(&present); |
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uptime = present - STATS_UPTIME; |
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|
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irc_send("PRIVMSG %s :Uptime: %s", target, time_dissect(uptime)); |
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|
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LIST_FOREACH(p, OpmItem->blacklists->head) |
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{ |
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const struct BlacklistConf *bl = p->data; |
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|
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if (bl->stats_recv) |
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irc_send("PRIVMSG %s :DNSBL: %u successful lookups from %s", |
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target, bl->stats_recv, bl->name); |
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} |
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|
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if (STATS_DNSBLSENT) |
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irc_send("PRIVMSG %s :DNSBL: %u reports sent", target, |
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STATS_DNSBLSENT); |
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|
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for (const struct StatsHash *tab = STATS_PROXIES; tab->name; ++tab) |
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if (tab->count) |
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irc_send("PRIVMSG %s :Found %u (%s) open.", target, |
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tab->count, tab->name); |
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|
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irc_send("PRIVMSG %s :Number of connects: %u (%.2f/minute)", |
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target, STATS_CONNECTIONS, STATS_CONNECTIONS ? |
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(float)STATS_CONNECTIONS / ((float)uptime / 60.0) : 0.0); |
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} |
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|
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/* fdstats_output |
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* |
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* Output file descriptor stats to target via privmsg |
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* |
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* |
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* Parameters: NONE |
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* Return: NONE |
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* |
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*/ |
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void |
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fdstats_output(const char *target) |
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{ |
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struct rlimit rlim; |
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unsigned int total_fd_use = 0; |
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|
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/* Get file descriptor ceiling */ |
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if (getrlimit(RLIMIT_NOFILE, &rlim) == -1) |
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{ |
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log_printf("FDSTAT -> getrlimit() error retrieving RLIMIT_NOFILE (%s)", strerror(errno)); |
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irc_send("PRIVMSG %s :FDSTAT -> getrlimit() error retrieving RLIMIT_NOFILE (%s)", |
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target, strerror(errno)); |
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return; |
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} |
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|
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/* |
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* Check which file descriptors are active, based on suggestions from: |
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* http://groups.google.com/groups?th=a48b9fe8ca43947c&rnum=1 |
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*/ |
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for (unsigned int i = 0; i < rlim.rlim_cur; ++i) |
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{ |
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int newfd = dup(i); |
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|
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if (newfd > -1) |
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{ |
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++total_fd_use; |
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close(newfd); |
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} |
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else |
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{ |
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switch (errno) |
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{ |
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case EMFILE: |
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/* |
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* We ran out of FDs whilst trying to dup an existing one, |
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* so all fds are open and we can stop checking here. |
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*/ |
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i = total_fd_use = rlim.rlim_cur; |
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break; |
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|
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case EBADF: |
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/* Not an FD in use. */ |
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break; |
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|
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case EINTR: |
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/* Try again. */ |
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--i; |
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break; |
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|
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default: |
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/* We don't expect any other errors. */ |
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log_printf("fd %u errno = %u (%s)", i, errno, strerror(errno)); |
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break; |
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} |
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} |
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} |
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|
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irc_send("PRIVMSG %s :Total open FD: %u/%d", target, total_fd_use, rlim.rlim_cur); |
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} |
