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michael |
5052 |
/* |
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* Copyright (C) 2002 Erik Fears |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 |
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* of the License, or (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 |
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* |
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* The Free Software Foundation, Inc. |
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* 59 Temple Place - Suite 330 |
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* Boston, MA 02111-1307, USA. |
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* |
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* |
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*/ |
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#include "setup.h" |
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#include <stdio.h> |
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#include <unistd.h> |
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#include <assert.h> |
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michael |
5207 |
#include <stdlib.h> |
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#include <string.h> |
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michael |
5266 |
#include <sys/time.h> |
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#include <time.h> |
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michael |
5052 |
#include <errno.h> |
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#include <fcntl.h> |
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michael |
5227 |
#include <poll.h> |
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michael |
5052 |
|
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#include "compat.h" |
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#include "config.h" |
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#include "irc.h" |
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#include "log.h" |
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#include "opercmd.h" |
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#include "stats.h" |
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#include "dnsbl.h" |
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#include "options.h" |
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#include "negcache.h" |
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michael |
5202 |
#include "main.h" |
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michael |
5052 |
#include "malloc.h" |
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#include "match.h" |
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#include "scan.h" |
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/* Libopm */ |
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#include "libopm/src/opm.h" |
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#include "libopm/src/opm_common.h" |
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#include "libopm/src/opm_error.h" |
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#include "libopm/src/opm_types.h" |
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/* GLOBAL LISTS */ |
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61 |
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static list_t *SCANNERS = NULL; /* List of OPM_T */ |
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static list_t *MASKS = NULL; /* Associative list of masks->scanners */ |
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65 |
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/* Negative Cache */ |
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struct cnode *nc_head; |
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/* Function declarations */ |
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struct scan_struct *scan_create(char **, char *); |
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void scan_free(struct scan_struct *); |
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michael |
5072 |
static void scan_irckline(struct scan_struct *, const char *, const char *); |
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michael |
5052 |
static void scan_negative(struct scan_struct *); |
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static void scan_log(OPM_REMOTE_T *); |
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/** Callbacks for LIBOPM */ |
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void scan_open_proxy(OPM_T *, OPM_REMOTE_T *, int, void *); |
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void scan_negotiation_failed(OPM_T *, OPM_REMOTE_T *, int, void *); |
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static void scan_timeout(OPM_T *, OPM_REMOTE_T *, int, void *); |
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static void scan_end(OPM_T *, OPM_REMOTE_T *, int, void *); |
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static void scan_handle_error(OPM_T *, OPM_REMOTE_T *, int, void *); |
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extern FILE *scanlogfile; |
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michael |
5114 |
|
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michael |
5052 |
/* scan_cycle |
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* |
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* Perform scanner tasks. |
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*/ |
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michael |
5114 |
void |
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scan_cycle(void) |
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michael |
5052 |
{ |
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michael |
5114 |
node_t *p; |
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michael |
5052 |
|
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michael |
5114 |
/* Cycle through the blacklist first.. */ |
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dnsbl_cycle(); |
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michael |
5052 |
|
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michael |
5114 |
/* Cycle each scanner object */ |
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LIST_FOREACH(p, SCANNERS->head) |
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{ |
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struct scanner_struct *scs = p->data; |
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opm_cycle(scs->scanner); |
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} |
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michael |
5052 |
} |
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/* scan_timer |
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* |
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* Perform actions that are to be performed every ~1 second. |
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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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michael |
5114 |
void |
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scan_timer(void) |
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michael |
5052 |
{ |
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michael |
5279 |
static unsigned int nc_counter; |
119 |
michael |
5052 |
|
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michael |
5114 |
if (OptionsItem->negcache > 0) |
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{ |
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if (nc_counter++ >= NEG_CACHE_REBUILD) |
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{ |
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/* |
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* Time to rebuild the negative |
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* cache. |
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*/ |
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if (OPT_DEBUG) |
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log_printf("SCAN -> Rebuilding negative cache"); |
130 |
michael |
5052 |
|
131 |
michael |
5114 |
negcache_rebuild(); |
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nc_counter = 0; |
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} |
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} |
135 |
michael |
5052 |
} |
136 |
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/* scan_gettype(int protocol) |
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* |
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* Return human readable name of OPM PROTOCOL given OPM_TYPE_PROTOCOL |
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* |
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* Parameters: |
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* protocol: Protocol to return (from libopm/src/opm_types.h) |
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* |
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* Return: |
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* Pointer to static string containing human readable form of protocol |
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* name |
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* |
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*/ |
149 |
michael |
5114 |
const char * |
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scan_gettype(int protocol) |
151 |
michael |
5052 |
{ |
152 |
michael |
5114 |
static const char *undef = "undefined"; |
153 |
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static struct protocol_assoc protocols[] = |
154 |
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{ |
155 |
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{ OPM_TYPE_HTTP, "HTTP" }, |
156 |
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{ OPM_TYPE_HTTPPOST, "HTTPPOST" }, |
157 |
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{ OPM_TYPE_SOCKS4, "SOCKS4" }, |
158 |
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{ OPM_TYPE_SOCKS5, "SOCKS5" }, |
159 |
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{ OPM_TYPE_WINGATE, "WINGATE" }, |
160 |
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{ OPM_TYPE_ROUTER, "ROUTER" } |
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}; |
162 |
michael |
5052 |
|
163 |
michael |
5116 |
for (unsigned int i = 0; i < (sizeof(protocols) / sizeof(struct protocol_assoc)); ++i) |
164 |
michael |
5114 |
if (protocol == protocols[i].type) |
165 |
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return protocols[i].name; |
166 |
michael |
5052 |
|
167 |
michael |
5114 |
return undef; |
168 |
michael |
5052 |
} |
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170 |
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/* scan_init |
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172 |
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Initialize scanner and masks list based on configuration. |
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174 |
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Parameters: |
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None |
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177 |
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Return: |
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None |
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*/ |
180 |
michael |
5114 |
void |
181 |
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scan_init(void) |
182 |
michael |
5052 |
{ |
183 |
michael |
5116 |
node_t *p, *p2, *p3, *p4, *node; |
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struct UserConf *uc; |
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struct ScannerConf *sc; |
186 |
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struct ProtocolConf *pc; |
187 |
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struct scanner_struct *scs; |
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char *mask; |
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char *scannername; |
190 |
michael |
5052 |
|
191 |
michael |
5116 |
/* FIXME: If rehash code is ever added, cleanup would need done here. */ |
192 |
michael |
5052 |
|
193 |
michael |
5116 |
SCANNERS = list_create(); |
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MASKS = list_create(); |
195 |
michael |
5052 |
|
196 |
michael |
5116 |
/* Setup each individual scanner */ |
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LIST_FOREACH(p, ScannerItemList->head) |
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{ |
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sc = p->data; |
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michael |
5274 |
scs = xcalloc(sizeof *scs); |
201 |
michael |
5052 |
|
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michael |
5116 |
if (OPT_DEBUG) |
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log_printf("SCAN -> Setting up scanner [%s]", sc->name); |
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michael |
5052 |
|
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michael |
5116 |
/* Build the scanner */ |
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scs->scanner = opm_create(); |
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scs->name = xstrdup(sc->name); |
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scs->masks = list_create(); |
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michael |
5052 |
|
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michael |
5116 |
/* Setup configuration */ |
211 |
michael |
5121 |
opm_config(scs->scanner, OPM_CONFIG_FD_LIMIT, &sc->fd); |
212 |
michael |
5116 |
opm_config(scs->scanner, OPM_CONFIG_SCAN_IP, sc->target_ip); |
213 |
michael |
5121 |
opm_config(scs->scanner, OPM_CONFIG_SCAN_PORT, &sc->target_port); |
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opm_config(scs->scanner, OPM_CONFIG_TIMEOUT, &sc->timeout); |
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opm_config(scs->scanner, OPM_CONFIG_MAX_READ, &sc->max_read); |
216 |
michael |
5116 |
opm_config(scs->scanner, OPM_CONFIG_BIND_IP, sc->vhost); |
217 |
michael |
5052 |
|
218 |
michael |
5116 |
/* add target strings */ |
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LIST_FOREACH(p2, sc->target_string->head) |
220 |
michael |
5227 |
opm_config(scs->scanner, OPM_CONFIG_TARGET_STRING, p2->data); |
221 |
michael |
5052 |
|
222 |
michael |
5116 |
/* Setup callbacks */ |
223 |
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opm_callback(scs->scanner, OPM_CALLBACK_OPENPROXY, &scan_open_proxy, scs); |
224 |
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opm_callback(scs->scanner, OPM_CALLBACK_NEGFAIL, &scan_negotiation_failed, scs); |
225 |
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opm_callback(scs->scanner, OPM_CALLBACK_TIMEOUT, &scan_timeout, scs); |
226 |
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opm_callback(scs->scanner, OPM_CALLBACK_END, &scan_end, scs); |
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opm_callback(scs->scanner, OPM_CALLBACK_ERROR, &scan_handle_error, scs); |
228 |
michael |
5052 |
|
229 |
michael |
5116 |
/* Setup the protocols */ |
230 |
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LIST_FOREACH(p2, sc->protocols->head) |
231 |
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{ |
232 |
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pc = p2->data; |
233 |
michael |
5052 |
|
234 |
michael |
5116 |
if (OPT_DEBUG >= 2) |
235 |
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log_printf("SCAN -> Adding protocol %s:%d to scanner [%s]", |
236 |
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scan_gettype(pc->type), pc->port, scs->name); |
237 |
michael |
5052 |
|
238 |
michael |
5116 |
if (opm_addtype(scs->scanner, pc->type, pc->port) == OPM_ERR_BADPROTOCOL) |
239 |
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log_printf("SCAN -> Error bad protocol %s:%d in scanner [%s]", |
240 |
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scan_gettype(pc->type), pc->port, scs->name); |
241 |
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} |
242 |
michael |
5052 |
|
243 |
michael |
5116 |
node = node_create(scs); |
244 |
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list_add(SCANNERS, node); |
245 |
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} |
246 |
michael |
5052 |
|
247 |
michael |
5116 |
/* Give scanners a list of masks they scan */ |
248 |
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LIST_FOREACH(p, SCANNERS->head) |
249 |
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{ |
250 |
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scs = p->data; |
251 |
michael |
5052 |
|
252 |
michael |
5116 |
LIST_FOREACH(p2, UserItemList->head) |
253 |
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{ |
254 |
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uc = p2->data; |
255 |
michael |
5052 |
|
256 |
michael |
5116 |
LIST_FOREACH(p3, uc->scanners->head) |
257 |
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{ |
258 |
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scannername = p3->data; |
259 |
michael |
5052 |
|
260 |
michael |
5116 |
/* Add all these masks to scanner */ |
261 |
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if (strcasecmp(scannername, scs->name) == 0) |
262 |
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{ |
263 |
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LIST_FOREACH(p4, uc->masks->head) |
264 |
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{ |
265 |
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mask = p4->data; |
266 |
michael |
5052 |
|
267 |
michael |
5116 |
if (OPT_DEBUG) |
268 |
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log_printf("SCAN -> Linking the mask [%s] to scanner [%s]", mask, scannername); |
269 |
michael |
5052 |
|
270 |
michael |
5116 |
node = node_create(xstrdup(mask)); |
271 |
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list_add(scs->masks, node); |
272 |
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} |
273 |
michael |
5052 |
|
274 |
michael |
5116 |
break; |
275 |
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} |
276 |
michael |
5052 |
} |
277 |
michael |
5116 |
} |
278 |
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} |
279 |
michael |
5052 |
|
280 |
michael |
5116 |
/* Initialise negative cache */ |
281 |
|
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if (OptionsItem->negcache > 0) |
282 |
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{ |
283 |
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if (OPT_DEBUG >= 2) |
284 |
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log_printf("SCAN -> Initializing negative cache"); |
285 |
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286 |
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nc_init(&nc_head); |
287 |
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} |
288 |
michael |
5052 |
} |
289 |
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290 |
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291 |
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/* scan_connect |
292 |
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* |
293 |
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* scan_connect is called when m_notice (irc.c) matches a connection |
294 |
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* notice and parses the connecting user out of it. |
295 |
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* |
296 |
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* Parameters: |
297 |
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* user: Parsed items from the connection notice: |
298 |
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* user[0] = connecting users nickname |
299 |
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* user[1] = connecting users username |
300 |
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* user[2] = connecting users hostname |
301 |
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* user[3] = connecting users IP |
302 |
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* msg = Original connect notice |
303 |
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* Return: NONE |
304 |
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* |
305 |
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*/ |
306 |
michael |
5116 |
void |
307 |
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scan_connect(char **user, char *msg) |
308 |
michael |
5052 |
{ |
309 |
michael |
5116 |
struct bopm_sockaddr ip; |
310 |
|
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node_t *p, *p2; |
311 |
|
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struct scan_struct *ss; |
312 |
|
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struct scanner_struct *scs; |
313 |
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char *scsmask; |
314 |
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int ret; |
315 |
michael |
5052 |
|
316 |
michael |
5116 |
/* |
317 |
|
|
* Have to use MSGLENMAX here because it is unknown what the max size of |
318 |
|
|
* username/hostname can be. Some ircds use really mad values for |
319 |
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* these. |
320 |
|
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*/ |
321 |
michael |
5279 |
char mask[MSGLENMAX]; |
322 |
|
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char ipmask[MSGLENMAX]; |
323 |
michael |
5052 |
|
324 |
michael |
5116 |
/* Check negcache before anything */ |
325 |
|
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if (OptionsItem->negcache > 0) |
326 |
|
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{ |
327 |
michael |
5170 |
if (inet_pton(AF_INET, user[3], &(ip.sa4.sin_addr)) <= 0) |
328 |
michael |
5052 |
{ |
329 |
|
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log_printf("SCAN -> Invalid IPv4 address '%s'!", user[3]); |
330 |
|
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return; |
331 |
|
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} |
332 |
|
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else |
333 |
|
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{ |
334 |
michael |
5116 |
if (check_neg_cache(ip.sa4.sin_addr.s_addr)) |
335 |
michael |
5052 |
{ |
336 |
michael |
5116 |
if (OPT_DEBUG) |
337 |
michael |
5052 |
log_printf("SCAN -> %s!%s@%s (%s) is negatively cached. " |
338 |
|
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"Skipping all tests.", user[0], user[1], user[2], |
339 |
|
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user[3]); |
340 |
michael |
5116 |
|
341 |
michael |
5052 |
return; |
342 |
|
|
} |
343 |
|
|
} |
344 |
|
|
} |
345 |
|
|
|
346 |
|
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/* Generate user mask */ |
347 |
|
|
snprintf(mask, MSGLENMAX, "%s!%s@%s", user[0], user[1], user[2]); |
348 |
|
|
snprintf(ipmask, MSGLENMAX, "%s!%s@%s", user[0], user[1], user[3]); |
349 |
|
|
|
350 |
|
|
/* Check exempt list now that we have a mask */ |
351 |
michael |
5116 |
if (scan_checkexempt(mask, ipmask)) |
352 |
michael |
5052 |
{ |
353 |
michael |
5116 |
if (OPT_DEBUG) |
354 |
michael |
5052 |
log_printf("SCAN -> %s is exempt from scanning", mask); |
355 |
|
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return; |
356 |
|
|
} |
357 |
|
|
|
358 |
|
|
/* create scan_struct */ |
359 |
|
|
ss = scan_create(user, msg); |
360 |
|
|
|
361 |
|
|
/* Store ss in the remote struct, so that in callbacks we have ss */ |
362 |
|
|
ss->remote->data = ss; |
363 |
|
|
|
364 |
|
|
/* Start checking our DNSBLs */ |
365 |
michael |
5116 |
if (LIST_SIZE(OpmItem->blacklists) > 0) |
366 |
michael |
5052 |
dnsbl_add(ss); |
367 |
|
|
|
368 |
|
|
/* Add ss->remote to all matching scanners */ |
369 |
|
|
LIST_FOREACH(p, SCANNERS->head) |
370 |
|
|
{ |
371 |
michael |
5091 |
scs = p->data; |
372 |
michael |
5052 |
LIST_FOREACH(p2, scs->masks->head) |
373 |
|
|
{ |
374 |
michael |
5091 |
scsmask = p2->data; |
375 |
michael |
5116 |
if (!match(scsmask, mask)) |
376 |
michael |
5052 |
{ |
377 |
michael |
5116 |
if (OPT_DEBUG) |
378 |
michael |
5052 |
log_printf("SCAN -> Passing %s to scanner [%s]", mask, |
379 |
|
|
scs->name); |
380 |
|
|
|
381 |
michael |
5116 |
if ((ret = opm_scan(scs->scanner, ss->remote)) != OPM_SUCCESS) |
382 |
michael |
5052 |
{ |
383 |
michael |
5116 |
switch (ret) |
384 |
michael |
5052 |
{ |
385 |
|
|
case OPM_ERR_NOPROTOCOLS: |
386 |
|
|
continue; |
387 |
|
|
break; |
388 |
|
|
case OPM_ERR_BADADDR: |
389 |
|
|
log_printf("OPM -> Bad address %s [%s].", |
390 |
|
|
(ss->manual_target ? ss->manual_target->name : |
391 |
|
|
"(unknown)"), ss->ip); |
392 |
|
|
break; |
393 |
|
|
default: |
394 |
|
|
log_printf("OPM -> Unknown error %s [%s].", |
395 |
|
|
(ss->manual_target ? ss->manual_target->name : |
396 |
|
|
"(unknown)"), ss->ip); |
397 |
|
|
break; |
398 |
|
|
} |
399 |
|
|
} |
400 |
|
|
else |
401 |
michael |
5116 |
++ss->scans; /* Increase scan count only if OPM_SUCCESS */ |
402 |
michael |
5052 |
|
403 |
michael |
5116 |
break; /* Continue to next scanner */ |
404 |
michael |
5052 |
} |
405 |
|
|
} |
406 |
|
|
} |
407 |
|
|
|
408 |
michael |
5116 |
/* All scanners returned !OPM_SUCCESS and there were no dnsbl checks */ |
409 |
|
|
if (ss->scans == 0) |
410 |
|
|
scan_free(ss); |
411 |
michael |
5052 |
} |
412 |
|
|
|
413 |
|
|
/* scan_create |
414 |
|
|
* |
415 |
michael |
5116 |
* Allocate scan struct, including user information and REMOTE |
416 |
michael |
5052 |
* for LIBOPM. |
417 |
|
|
* |
418 |
|
|
* Parameters: |
419 |
|
|
* user: Parsed items from the connection notice: |
420 |
|
|
* user[0] = connecting users nickname |
421 |
|
|
* user[1] = connecting users username |
422 |
|
|
* user[2] = connecting users hostname |
423 |
|
|
* user[3] = connecting users IP |
424 |
|
|
* msg = Original connect notice (used as PROOF) |
425 |
|
|
* |
426 |
|
|
* Return: Pointer to new scan_struct |
427 |
|
|
* |
428 |
|
|
*/ |
429 |
michael |
5116 |
struct scan_struct * |
430 |
|
|
scan_create(char **user, char *msg) |
431 |
michael |
5052 |
{ |
432 |
michael |
5274 |
struct scan_struct *ss = xcalloc(sizeof *ss); |
433 |
michael |
5052 |
|
434 |
michael |
5116 |
ss->irc_nick = xstrdup(user[0]); |
435 |
|
|
ss->irc_username = xstrdup(user[1]); |
436 |
|
|
ss->irc_hostname = xstrdup(user[2]); |
437 |
|
|
ss->ip = xstrdup(user[3]); |
438 |
|
|
ss->proof = xstrdup(msg); |
439 |
|
|
ss->remote = opm_remote_create(ss->ip); |
440 |
michael |
5052 |
|
441 |
michael |
5116 |
assert(ss->remote); |
442 |
|
|
return ss; |
443 |
michael |
5052 |
} |
444 |
|
|
|
445 |
|
|
/* scan_free |
446 |
|
|
* |
447 |
|
|
* Free a scan_struct. This should only be done if the scan struct has |
448 |
|
|
* no scans left! |
449 |
|
|
* |
450 |
|
|
* Parameters: |
451 |
|
|
* ss: scan_struct to free |
452 |
michael |
5116 |
* |
453 |
michael |
5052 |
* Return: NONE |
454 |
|
|
*/ |
455 |
michael |
5114 |
void |
456 |
|
|
scan_free(struct scan_struct *ss) |
457 |
michael |
5052 |
{ |
458 |
michael |
5114 |
if (ss == NULL) |
459 |
|
|
return; |
460 |
michael |
5052 |
|
461 |
michael |
5114 |
MyFree(ss->irc_nick); |
462 |
|
|
MyFree(ss->irc_username); |
463 |
|
|
MyFree(ss->irc_hostname); |
464 |
|
|
MyFree(ss->ip); |
465 |
|
|
MyFree(ss->proof); |
466 |
michael |
5052 |
|
467 |
michael |
5114 |
opm_remote_free(ss->remote); |
468 |
|
|
MyFree(ss); |
469 |
michael |
5052 |
} |
470 |
|
|
|
471 |
|
|
/* scan_checkfinished |
472 |
|
|
* |
473 |
|
|
* Check if a scan is complete (ss->scans <= 0) |
474 |
|
|
* and free it if need be. |
475 |
|
|
*/ |
476 |
michael |
5114 |
void |
477 |
|
|
scan_checkfinished(struct scan_struct *ss) |
478 |
michael |
5052 |
{ |
479 |
michael |
5116 |
if (ss->scans <= 0) |
480 |
|
|
{ |
481 |
|
|
if (ss->manual_target) |
482 |
|
|
irc_send("PRIVMSG %s :CHECK -> All tests on %s completed.", |
483 |
michael |
5052 |
ss->manual_target->name, ss->ip); |
484 |
michael |
5116 |
else |
485 |
|
|
{ |
486 |
|
|
if (OPT_DEBUG) |
487 |
|
|
/* If there was a manual_target, then irc_nick, etc is NULL. */ |
488 |
|
|
log_printf("SCAN -> All tests on %s!%s@%s complete.", |
489 |
|
|
ss->irc_nick, ss->irc_username, ss->irc_hostname); |
490 |
michael |
5052 |
|
491 |
michael |
5116 |
/* Scan was a negative */ |
492 |
|
|
if (!ss->positive) |
493 |
|
|
scan_negative(ss); |
494 |
|
|
} |
495 |
michael |
5052 |
|
496 |
michael |
5116 |
scan_free(ss); |
497 |
|
|
} |
498 |
michael |
5052 |
} |
499 |
|
|
|
500 |
|
|
/* scan_positive |
501 |
|
|
* |
502 |
|
|
* Remote host (defined by ss) has been found positive by one or more |
503 |
|
|
* tests. |
504 |
|
|
* |
505 |
|
|
* Parameters: |
506 |
michael |
5116 |
* ss: scan_struct containing information regarding positive host |
507 |
michael |
5052 |
* kline: command to send to IRC server to ban the user (see scan_irckline) |
508 |
|
|
* type: string of the type of proxy found to be running on the host |
509 |
|
|
* |
510 |
|
|
* Return: NONE |
511 |
|
|
* |
512 |
|
|
*/ |
513 |
michael |
5114 |
void |
514 |
|
|
scan_positive(struct scan_struct *ss, const char *kline, const char *type) |
515 |
michael |
5052 |
{ |
516 |
michael |
5114 |
node_t *node; |
517 |
michael |
5052 |
|
518 |
michael |
5114 |
/* If already a positive, don't kline/close again */ |
519 |
|
|
if (ss->positive) |
520 |
|
|
return; |
521 |
michael |
5052 |
|
522 |
michael |
5114 |
/* Format KLINE and send to IRC server */ |
523 |
|
|
scan_irckline(ss, kline, type); |
524 |
michael |
5052 |
|
525 |
michael |
5114 |
/* Speed up the cleanup procedure */ |
526 |
|
|
/* Close all scans prematurely */ |
527 |
|
|
LIST_FOREACH(node, SCANNERS->head) |
528 |
|
|
{ |
529 |
|
|
OPM_T *scanner = ((struct scanner_struct *)node->data)->scanner; |
530 |
|
|
opm_end(scanner, ss->remote); |
531 |
|
|
} |
532 |
michael |
5052 |
|
533 |
michael |
5114 |
/* Set it as a positive (to avoid a scan_negative call later on */ |
534 |
|
|
ss->positive = 1; |
535 |
michael |
5052 |
} |
536 |
|
|
|
537 |
|
|
/* scan_open_proxy CALLBACK |
538 |
|
|
* |
539 |
|
|
* Called by libopm when a proxy is verified open. |
540 |
|
|
* |
541 |
|
|
* Parameters: |
542 |
|
|
* scanner: Scanner that found the open proxy. |
543 |
|
|
* remote: Remote struct containing information regarding remote end |
544 |
|
|
* |
545 |
|
|
* Return: NONE |
546 |
|
|
*/ |
547 |
michael |
5114 |
void |
548 |
|
|
scan_open_proxy(OPM_T *scanner, OPM_REMOTE_T *remote, int notused, void *data) |
549 |
michael |
5052 |
{ |
550 |
michael |
5116 |
struct scan_struct *ss; |
551 |
|
|
struct scanner_struct *scs; |
552 |
michael |
5052 |
|
553 |
michael |
5116 |
/* Record that a scan happened */ |
554 |
|
|
scan_log(remote); |
555 |
michael |
5052 |
|
556 |
michael |
5116 |
scs = data; |
557 |
|
|
ss = remote->data; |
558 |
michael |
5052 |
|
559 |
michael |
5116 |
if (ss->manual_target == NULL) |
560 |
|
|
{ |
561 |
|
|
/* kline and close scan */ |
562 |
|
|
scan_positive(ss, IRCItem->kline, scan_gettype(remote->protocol)); |
563 |
michael |
5052 |
|
564 |
michael |
5116 |
/* Report to blacklist */ |
565 |
|
|
dnsbl_report(ss); |
566 |
michael |
5052 |
|
567 |
michael |
5116 |
irc_send_channels("OPEN PROXY -> %s!%s@%s %s:%d (%s) [%s]", |
568 |
|
|
ss->irc_nick, ss->irc_username, ss->irc_hostname, remote->ip, |
569 |
|
|
remote->port, scan_gettype(remote->protocol), scs->name); |
570 |
|
|
log_printf("SCAN -> OPEN PROXY %s!%s@%s %s:%d (%s) [%s]", |
571 |
|
|
ss->irc_nick, ss->irc_username, ss->irc_hostname, remote->ip, |
572 |
|
|
remote->port, scan_gettype(remote->protocol), scs->name); |
573 |
|
|
} |
574 |
|
|
else |
575 |
|
|
{ |
576 |
|
|
irc_send("PRIVMSG %s :CHECK -> OPEN PROXY %s:%d (%s) [%s]", |
577 |
|
|
ss->manual_target->name, remote->ip, remote->port, |
578 |
|
|
scan_gettype(remote->protocol), scs->name); |
579 |
|
|
log_printf("SCAN -> OPEN PROXY %s:%d (%s) [%s]", remote->ip, |
580 |
|
|
remote->port, scan_gettype(remote->protocol), scs->name); |
581 |
|
|
} |
582 |
michael |
5052 |
|
583 |
michael |
5116 |
/* Record the proxy for stats purposes */ |
584 |
|
|
stats_openproxy(remote->protocol); |
585 |
michael |
5052 |
} |
586 |
|
|
|
587 |
|
|
/* scan_negotiation_failed CALLBACK |
588 |
|
|
* |
589 |
|
|
* Called by libopm when negotiation of a specific protocol failed. |
590 |
|
|
* |
591 |
|
|
* Parameters: |
592 |
|
|
* scanner: Scanner where the negotiation failed. |
593 |
|
|
* remote: Remote struct containing information regarding remote end |
594 |
|
|
* |
595 |
|
|
* Return: NONE |
596 |
|
|
* |
597 |
|
|
*/ |
598 |
michael |
5116 |
void |
599 |
|
|
scan_negotiation_failed(OPM_T *scanner, OPM_REMOTE_T *remote, int notused, void *data) |
600 |
michael |
5052 |
{ |
601 |
michael |
5116 |
//struct scan_struct *ss; |
602 |
|
|
struct scanner_struct *scs; |
603 |
michael |
5052 |
|
604 |
michael |
5116 |
/* Record that a scan happened */ |
605 |
|
|
scan_log(remote); |
606 |
michael |
5052 |
|
607 |
michael |
5116 |
scs = data; |
608 |
|
|
//ss = remote->data; |
609 |
michael |
5052 |
|
610 |
michael |
5116 |
if (OPT_DEBUG) |
611 |
|
|
log_printf("SCAN -> Negotiation failed %s:%d (%s) [%s] (%d bytes read)", |
612 |
|
|
remote->ip, remote->port, scan_gettype(remote->protocol), |
613 |
|
|
scs->name, remote->bytes_read); |
614 |
michael |
5052 |
/* |
615 |
michael |
5116 |
if (ss->manual_target) |
616 |
|
|
irc_send("PRIVMSG %s :CHECK -> Negotiation failed %s:%d (%s) [%s] " |
617 |
|
|
"(%d bytes read)", ss->manual_target->name, remote->ip, |
618 |
|
|
remote->port, scan_gettype(remote->protocol), scs->name, |
619 |
|
|
remote->bytes_read); |
620 |
michael |
5052 |
*/ |
621 |
|
|
} |
622 |
|
|
|
623 |
|
|
/* scan_timeout CALLBACK |
624 |
|
|
* |
625 |
|
|
* Called by libopm when the negotiation of a specific protocol timed out. |
626 |
|
|
* |
627 |
|
|
* Parameters: |
628 |
|
|
* scanner: Scanner where the connection timed out. |
629 |
|
|
* remote: Remote struct containing information regarding remote end |
630 |
|
|
* |
631 |
|
|
* Return: NONE |
632 |
|
|
* |
633 |
|
|
*/ |
634 |
michael |
5116 |
static void |
635 |
|
|
scan_timeout(OPM_T *scanner, OPM_REMOTE_T *remote, int notused, void *data) |
636 |
michael |
5052 |
{ |
637 |
michael |
5116 |
//struct scan_struct *ss; |
638 |
|
|
struct scanner_struct *scs; |
639 |
michael |
5052 |
|
640 |
michael |
5116 |
/* Record that a scan happened */ |
641 |
|
|
scan_log(remote); |
642 |
michael |
5052 |
|
643 |
michael |
5116 |
scs = data; |
644 |
|
|
//ss = remote->data; |
645 |
michael |
5052 |
|
646 |
michael |
5116 |
if (OPT_DEBUG) |
647 |
|
|
log_printf("SCAN -> Negotiation timed out %s:%d (%s) [%s] (%d bytes read)", |
648 |
|
|
remote->ip, remote->port, |
649 |
|
|
scan_gettype(remote->protocol), scs->name, |
650 |
|
|
remote->bytes_read); |
651 |
michael |
5052 |
/* |
652 |
michael |
5116 |
if (ss->manual_target) |
653 |
|
|
irc_send("PRIVMSG %s :CHECK -> Negotiation timed out %s:%d (%s) [%s] " |
654 |
|
|
"(%d bytes read)", ss->manual_target->name, remote->ip, |
655 |
|
|
remote->port, scan_gettype(remote->protocol), scs->name, |
656 |
|
|
remote->bytes_read); |
657 |
michael |
5052 |
*/ |
658 |
|
|
} |
659 |
|
|
|
660 |
|
|
/* scan_end CALLBACK |
661 |
|
|
* |
662 |
|
|
* Called by libopm when a specific SCAN has completed (all protocols in |
663 |
|
|
* that scan). |
664 |
|
|
* |
665 |
|
|
* Parameters: |
666 |
|
|
* scanner: Scanner the scan ended on. |
667 |
|
|
* remote: Remote struct containing information regarding remote end |
668 |
|
|
* |
669 |
|
|
* Return: NONE |
670 |
|
|
*/ |
671 |
michael |
5116 |
static void |
672 |
|
|
scan_end(OPM_T *scanner, OPM_REMOTE_T *remote, int notused, void *data) |
673 |
michael |
5052 |
{ |
674 |
michael |
5116 |
struct scan_struct *ss; |
675 |
|
|
struct scanner_struct *scs; |
676 |
michael |
5052 |
|
677 |
michael |
5116 |
scs = data; |
678 |
|
|
ss = remote->data; |
679 |
michael |
5052 |
|
680 |
michael |
5116 |
if (OPT_DEBUG) |
681 |
|
|
log_printf("SCAN -> Scan %s [%s] completed", remote->ip, scs->name); |
682 |
michael |
5052 |
|
683 |
michael |
5116 |
--ss->scans; |
684 |
|
|
scan_checkfinished(ss); |
685 |
michael |
5052 |
} |
686 |
|
|
|
687 |
|
|
/* scan_handle_error CALLBACK |
688 |
|
|
* |
689 |
|
|
* Called by libopm when an error occurs with a specific connection. This |
690 |
|
|
* does not mean the entire scan has ended. |
691 |
|
|
* |
692 |
|
|
* Parameters: |
693 |
|
|
* scanner: Scanner where the error occured. |
694 |
|
|
* remote: Remote struct containing information regarding remote end |
695 |
|
|
* err: OPM_ERROR code describing the error. |
696 |
|
|
* |
697 |
|
|
* Return: NONE |
698 |
|
|
*/ |
699 |
michael |
5116 |
static void |
700 |
|
|
scan_handle_error(OPM_T *scanner, OPM_REMOTE_T *remote, int err, void *data) |
701 |
michael |
5052 |
{ |
702 |
michael |
5116 |
struct scan_struct *ss; |
703 |
|
|
struct scanner_struct *scs; |
704 |
michael |
5052 |
|
705 |
michael |
5116 |
scs = data; |
706 |
|
|
ss = remote->data; |
707 |
michael |
5052 |
|
708 |
michael |
5116 |
switch (err) |
709 |
|
|
{ |
710 |
michael |
5052 |
case OPM_ERR_MAX_READ: |
711 |
michael |
5116 |
if (OPT_DEBUG >= 2) |
712 |
michael |
5052 |
log_printf("SCAN -> Max read on %s:%d (%s) [%s] (%d bytes read)", |
713 |
|
|
remote->ip, remote->port, scan_gettype(remote->protocol), |
714 |
|
|
scs->name, remote->bytes_read); |
715 |
michael |
5114 |
|
716 |
michael |
5116 |
if (ss->manual_target) |
717 |
michael |
5052 |
irc_send("PRIVMSG %s :CHECK -> Negotiation failed %s:%d (%s) " |
718 |
|
|
"[%s] (%d bytes read)", ss->manual_target->name, |
719 |
|
|
remote->ip, remote->port, scan_gettype(remote->protocol), |
720 |
|
|
scs->name, remote->bytes_read); |
721 |
michael |
5116 |
|
722 |
michael |
5052 |
break; |
723 |
|
|
case OPM_ERR_BIND: |
724 |
|
|
log_printf("SCAN -> Bind error on %s:%d (%s) [%s]", remote->ip, |
725 |
|
|
remote->port, scan_gettype(remote->protocol), scs->name); |
726 |
|
|
break; |
727 |
|
|
case OPM_ERR_NOFD: |
728 |
|
|
log_printf("SCAN -> File descriptor allocation error %s:%d (%s) " |
729 |
|
|
"[%s]", remote->ip, remote->port, |
730 |
|
|
scan_gettype(remote->protocol), scs->name); |
731 |
michael |
5114 |
|
732 |
michael |
5116 |
if (ss->manual_target) |
733 |
michael |
5052 |
irc_send("PRIVMSG %s :CHECK -> Scan failed %s:%d (%s) [%s] " |
734 |
|
|
"(file descriptor allocation error)", |
735 |
|
|
ss->manual_target->name, remote->ip, remote->port, |
736 |
|
|
scan_gettype(remote->protocol), scs->name); |
737 |
|
|
break; |
738 |
michael |
5116 |
default: /* Unknown Error! */ |
739 |
|
|
if (OPT_DEBUG) |
740 |
|
|
log_printf("SCAN -> Unknown error %s:%d (%s) [%s]", remote->ip, |
741 |
michael |
5052 |
remote->port, scan_gettype(remote->protocol), scs->name); |
742 |
|
|
break; |
743 |
michael |
5116 |
} |
744 |
michael |
5052 |
} |
745 |
|
|
|
746 |
|
|
/* scan_negative |
747 |
|
|
* |
748 |
|
|
* Remote host (defined by ss) has passed all tests. |
749 |
|
|
* |
750 |
|
|
* Parameters: |
751 |
|
|
* ss: scan_struct containing information regarding negative host. |
752 |
|
|
* |
753 |
|
|
* Return: NONE |
754 |
|
|
* |
755 |
|
|
*/ |
756 |
michael |
5114 |
static void |
757 |
|
|
scan_negative(struct scan_struct *ss) |
758 |
|
|
{ |
759 |
|
|
/* Insert IP in negcache */ |
760 |
|
|
if (OptionsItem->negcache > 0) |
761 |
|
|
{ |
762 |
|
|
if (OPT_DEBUG >= 2) |
763 |
|
|
log_printf("SCAN -> Adding %s to negative cache", ss->ip); |
764 |
michael |
5052 |
|
765 |
michael |
5114 |
negcache_insert(ss->ip); |
766 |
|
|
} |
767 |
michael |
5052 |
} |
768 |
|
|
|
769 |
|
|
/* scan_irckline |
770 |
|
|
* |
771 |
|
|
* ss has been found as a positive host and is to be klined. |
772 |
|
|
* Format a kline message using the kline message provided |
773 |
|
|
* as a format, then pass it to irc_send() to be sent to the remote server. |
774 |
|
|
* |
775 |
|
|
* Parameters: |
776 |
|
|
* ss: scan_struct containing information regarding host to be klined |
777 |
|
|
* format: kline message to format |
778 |
|
|
* type: type of proxy found (%t format character) |
779 |
|
|
* |
780 |
|
|
* Return: NONE |
781 |
|
|
* |
782 |
|
|
*/ |
783 |
michael |
5114 |
static void |
784 |
|
|
scan_irckline(struct scan_struct *ss, const char *format, const char *type) |
785 |
michael |
5052 |
{ |
786 |
michael |
5114 |
char message[MSGLENMAX]; /* OUTPUT */ |
787 |
michael |
5052 |
|
788 |
michael |
5114 |
unsigned int pos = 0; /* position in format */ |
789 |
|
|
unsigned int len = 0; /* position in message */ |
790 |
|
|
unsigned int size = 0; /* temporary size buffer */ |
791 |
|
|
unsigned int i; |
792 |
|
|
struct kline_format_assoc table[] = |
793 |
|
|
{ |
794 |
michael |
5281 |
{'i', NULL }, |
795 |
|
|
{'h', NULL }, |
796 |
|
|
{'u', NULL }, |
797 |
|
|
{'n', NULL }, |
798 |
|
|
{'t', NULL } |
799 |
michael |
5114 |
}; |
800 |
michael |
5052 |
|
801 |
michael |
5114 |
table[0].data = ss->ip; |
802 |
|
|
table[1].data = ss->irc_hostname; |
803 |
|
|
table[2].data = ss->irc_username; |
804 |
|
|
table[3].data = ss->irc_nick; |
805 |
|
|
table[4].data = type; |
806 |
michael |
5052 |
|
807 |
michael |
5114 |
/* |
808 |
|
|
* Copy format to message character by character, inserting any matching |
809 |
|
|
* data after %. |
810 |
|
|
*/ |
811 |
|
|
while (format[pos] != '\0' && len < (MSGLENMAX - 2)) |
812 |
|
|
{ |
813 |
|
|
switch (format[pos]) |
814 |
|
|
{ |
815 |
michael |
5052 |
|
816 |
|
|
case '%': |
817 |
|
|
/* % is the last char in the string, move on */ |
818 |
|
|
if(format[pos + 1] == '\0') |
819 |
|
|
continue; |
820 |
|
|
|
821 |
|
|
/* %% escapes % and becomes % */ |
822 |
|
|
if(format[pos + 1] == '%') |
823 |
|
|
{ |
824 |
|
|
message[len++] = '%'; |
825 |
|
|
pos++; /* skip past the escaped % */ |
826 |
|
|
break; |
827 |
|
|
} |
828 |
|
|
|
829 |
|
|
/* Safe to check against table now */ |
830 |
|
|
for(i = 0; i < (sizeof(table) / sizeof(struct kline_format_assoc)); i++) |
831 |
|
|
{ |
832 |
|
|
if(table[i].key == format[pos + 1]) |
833 |
|
|
{ |
834 |
michael |
5072 |
size = strlen(table[i].data); |
835 |
michael |
5052 |
|
836 |
|
|
/* Check if the new string can fit! */ |
837 |
|
|
if( (size + len) > (MSGLENMAX - 1) ) |
838 |
|
|
break; |
839 |
|
|
else |
840 |
|
|
{ |
841 |
michael |
5098 |
strlcat(message, table[i].data, sizeof(message)); |
842 |
michael |
5052 |
len += size; |
843 |
|
|
} |
844 |
|
|
|
845 |
|
|
} |
846 |
|
|
} |
847 |
|
|
/* Skip key character */ |
848 |
|
|
pos++; |
849 |
|
|
break; |
850 |
|
|
|
851 |
|
|
default: |
852 |
|
|
message[len++] = format[pos]; |
853 |
|
|
message[len] = '\0'; |
854 |
|
|
break; |
855 |
|
|
} |
856 |
|
|
/* continue to next character in format */ |
857 |
|
|
pos++; |
858 |
michael |
5114 |
} |
859 |
|
|
|
860 |
|
|
irc_send("%s", message); |
861 |
michael |
5052 |
} |
862 |
|
|
|
863 |
|
|
/* scan_manual |
864 |
|
|
* |
865 |
|
|
* Create a manual scan. A manual scan is a scan where the |
866 |
|
|
* scan_struct contains a manual_target pointer. |
867 |
|
|
*/ |
868 |
michael |
5114 |
void |
869 |
|
|
scan_manual(char *param, struct ChannelConf *target) |
870 |
michael |
5052 |
{ |
871 |
michael |
5114 |
struct in_addr *addr; |
872 |
|
|
struct scan_struct *ss; |
873 |
|
|
struct scanner_struct *scs; |
874 |
|
|
char *ip; |
875 |
|
|
char *scannername; |
876 |
|
|
node_t *p; |
877 |
|
|
int ret; |
878 |
michael |
5052 |
|
879 |
michael |
5114 |
/* If there were no parameters sent, simply alert the user and return */ |
880 |
|
|
if (param == NULL) |
881 |
|
|
{ |
882 |
|
|
irc_send("PRIVMSG %s :OPM -> Invalid parameters.", target->name); |
883 |
|
|
return; |
884 |
|
|
} |
885 |
michael |
5052 |
|
886 |
michael |
5114 |
/* |
887 |
|
|
* Try to extract a scanner name from param, otherwise we'll be |
888 |
|
|
* adding to all scanners |
889 |
|
|
*/ |
890 |
|
|
ip = param; |
891 |
michael |
5052 |
|
892 |
michael |
5114 |
if ((scannername = strchr(param, ' '))) |
893 |
|
|
{ |
894 |
|
|
*scannername = '\0'; |
895 |
|
|
scannername++; |
896 |
|
|
} |
897 |
michael |
5052 |
|
898 |
michael |
5114 |
/* If IP is a hostname, resolve it using gethostbyname (which will block!) */ |
899 |
|
|
if ((addr = firedns_resolveip4(ip)) == NULL) |
900 |
|
|
{ |
901 |
|
|
irc_send("PRIVMSG %s :CHECK -> Error resolving host '%s': %s", |
902 |
michael |
5052 |
target->name, ip, firedns_strerror(fdns_errno)); |
903 |
michael |
5114 |
return; |
904 |
|
|
} |
905 |
michael |
5052 |
|
906 |
michael |
5114 |
/* IP = the resolved IP now (it was the ip OR hostname before) */ |
907 |
|
|
ip = inet_ntoa(*addr); |
908 |
michael |
5052 |
|
909 |
michael |
5274 |
ss = xcalloc(sizeof *ss); |
910 |
michael |
5114 |
ss->ip = xstrdup(ip); |
911 |
|
|
ss->remote = opm_remote_create(ss->ip); |
912 |
|
|
ss->remote->data = ss; |
913 |
|
|
ss->manual_target = target; |
914 |
michael |
5052 |
|
915 |
michael |
5114 |
assert(ss->remote); |
916 |
michael |
5052 |
|
917 |
michael |
5114 |
if (scannername) |
918 |
|
|
irc_send("PRIVMSG %s :CHECK -> Checking '%s' for open proxies [%s]", |
919 |
|
|
target->name, ip, scannername); |
920 |
|
|
else |
921 |
|
|
irc_send("PRIVMSG %s :CHECK -> Checking '%s' for open proxies on all " |
922 |
|
|
"scanners", target->name, ip); |
923 |
michael |
5052 |
|
924 |
michael |
5114 |
if (LIST_SIZE(OpmItem->blacklists) > 0) |
925 |
|
|
dnsbl_add(ss); |
926 |
michael |
5052 |
|
927 |
|
|
/* Add ss->remote to all scanners */ |
928 |
|
|
LIST_FOREACH(p, SCANNERS->head) |
929 |
|
|
{ |
930 |
michael |
5091 |
scs = p->data; |
931 |
michael |
5052 |
|
932 |
|
|
/* If we have a scannername, only allow that scanner |
933 |
|
|
to be used */ |
934 |
michael |
5114 |
if (scannername) |
935 |
|
|
if (strcasecmp(scannername, scs->name)) |
936 |
michael |
5052 |
continue; |
937 |
|
|
|
938 |
michael |
5114 |
if (OPT_DEBUG) |
939 |
michael |
5052 |
log_printf("SCAN -> Passing %s to scanner [%s] (MANUAL SCAN)", ip, |
940 |
|
|
scs->name); |
941 |
|
|
|
942 |
michael |
5114 |
if ((ret = opm_scan(scs->scanner, ss->remote)) != OPM_SUCCESS) |
943 |
michael |
5052 |
{ |
944 |
michael |
5114 |
switch (ret) |
945 |
michael |
5052 |
{ |
946 |
|
|
case OPM_ERR_NOPROTOCOLS: |
947 |
|
|
break; |
948 |
|
|
case OPM_ERR_BADADDR: |
949 |
|
|
irc_send("PRIVMSG %s :OPM -> Bad address %s [%s]", |
950 |
|
|
ss->manual_target->name, ss->ip, scs->name); |
951 |
|
|
break; |
952 |
|
|
default: |
953 |
|
|
irc_send("PRIVMSG %s :OPM -> Unknown error %s [%s]", |
954 |
|
|
ss->manual_target->name, ss->ip, scs->name); |
955 |
|
|
break; |
956 |
|
|
} |
957 |
|
|
} |
958 |
|
|
else |
959 |
michael |
5116 |
++ss->scans; /* Increase scan count only if OPM_SUCCESS */ |
960 |
michael |
5052 |
} |
961 |
|
|
|
962 |
michael |
5114 |
/* |
963 |
|
|
* If all of the scanners gave !OPM_SUCCESS and there were no dnsbl checks, |
964 |
|
|
* cleanup here |
965 |
|
|
*/ |
966 |
|
|
if (ss->scans == 0) |
967 |
|
|
{ |
968 |
|
|
if (scannername) |
969 |
|
|
irc_send("PRIVMSG %s :CHECK -> No such scanner '%s', or '%s' has " |
970 |
michael |
5052 |
"0 protocols.", ss->manual_target->name, scannername, |
971 |
|
|
scannername); |
972 |
|
|
|
973 |
michael |
5114 |
irc_send("PRIVMSG %s :CHECK -> No scans active on '%s', aborting scan.", |
974 |
|
|
ss->manual_target->name, ss->ip); |
975 |
|
|
scan_free(ss); |
976 |
|
|
} |
977 |
michael |
5052 |
} |
978 |
|
|
|
979 |
|
|
/* scan_checkexempt |
980 |
|
|
* |
981 |
|
|
* Check mask against exempt list. |
982 |
|
|
* |
983 |
|
|
* Parameters: |
984 |
|
|
* mask: Mask to check |
985 |
|
|
* |
986 |
|
|
* Return: |
987 |
|
|
* 1 if mask is in list |
988 |
|
|
* 0 if mask is not in list |
989 |
|
|
*/ |
990 |
michael |
5114 |
int |
991 |
michael |
5279 |
scan_checkexempt(const char *mask, const char *ipmask) |
992 |
michael |
5052 |
{ |
993 |
michael |
5114 |
node_t *node; |
994 |
michael |
5052 |
|
995 |
michael |
5114 |
LIST_FOREACH(node, ExemptItem->masks->head) |
996 |
|
|
{ |
997 |
michael |
5279 |
const char *exempt_mask = node->data; |
998 |
michael |
5052 |
|
999 |
michael |
5114 |
if (!match(exempt_mask, mask) || !match(exempt_mask, ipmask)) |
1000 |
|
|
return 1; |
1001 |
|
|
} |
1002 |
|
|
|
1003 |
|
|
return 0; |
1004 |
michael |
5052 |
} |
1005 |
|
|
|
1006 |
|
|
/* scan_log |
1007 |
|
|
* |
1008 |
|
|
* Log the fact that a given ip/port/protocol has just been scanned, if the |
1009 |
|
|
* user has asked for this to be logged. |
1010 |
|
|
* |
1011 |
|
|
* Parameters: |
1012 |
|
|
* remote: OPM_REMOTE_T for the remote end |
1013 |
|
|
*/ |
1014 |
michael |
5114 |
static void |
1015 |
|
|
scan_log(OPM_REMOTE_T *remote) |
1016 |
michael |
5052 |
{ |
1017 |
michael |
5114 |
char buf_present[25]; |
1018 |
|
|
time_t present; |
1019 |
|
|
struct tm *tm_present; |
1020 |
|
|
struct scan_struct *ss = remote->data; |
1021 |
michael |
5052 |
|
1022 |
michael |
5114 |
if (!(OptionsItem->scanlog && scanlogfile)) |
1023 |
|
|
return; |
1024 |
michael |
5052 |
|
1025 |
michael |
5114 |
time(&present); |
1026 |
|
|
tm_present = gmtime(&present); |
1027 |
|
|
strftime(buf_present, sizeof(buf_present), "%b %d %H:%M:%S %Y", tm_present); |
1028 |
michael |
5052 |
|
1029 |
michael |
5114 |
fprintf(scanlogfile, "[%s] %s:%d (%s) \"%s\"\n", buf_present, remote->ip, |
1030 |
|
|
remote->port, scan_gettype(remote->protocol), ss->proof); |
1031 |
|
|
fflush(scanlogfile); |
1032 |
michael |
5052 |
} |