diff options
Diffstat (limited to 'sbin/pflogd')
| -rw-r--r-- | sbin/pflogd/pflogd.8 | 23 | ||||
| -rw-r--r-- | sbin/pflogd/pflogd.c | 17 |
2 files changed, 31 insertions, 9 deletions
diff --git a/sbin/pflogd/pflogd.8 b/sbin/pflogd/pflogd.8 index d1e707a00b8..b0b09509ed6 100644 --- a/sbin/pflogd/pflogd.8 +++ b/sbin/pflogd/pflogd.8 @@ -1,4 +1,4 @@ -.\" $OpenBSD: pflogd.8,v 1.27 2005/05/27 20:27:17 dhartmei Exp $ +.\" $OpenBSD: pflogd.8,v 1.28 2006/10/25 20:20:19 henning Exp $ .\" .\" Copyright (c) 2001 Can Erkin Acar. All rights reserved. .\" @@ -34,6 +34,7 @@ .Nm pflogd .Op Fl Dx .Op Fl d Ar delay +.Op Fl i Ar interface .Op Fl f Ar filename .Op Fl s Ar snaplen .Op Ar expression @@ -41,8 +42,10 @@ .Nm is a background daemon which reads packets logged by .Xr pf 4 -to the packet logging interface -.Pa pflog0 +to a +.Xr pflog 4 +interface, normally +.Pa pflog0 , and writes the packets to a logfile (normally .Pa /var/log/pflog ) in @@ -101,6 +104,13 @@ If not specified, the default is 60 seconds. Log output filename. Default is .Pa /var/log/pflog . +.It Fl i Ar interface +.Xr pflog 4 +interface to use. +By default, +.Nm +will use +.Ar pflog0 . .It Fl s Ar snaplen Analyze at most the first .Ar snaplen @@ -129,6 +139,13 @@ Log specific tcp packets to a different log file with a large snaplen # pflogd -s 1600 -f suspicious.log port 80 and host evilhost .Ed .Pp +Log from another +.Xr pflog 4 +interface, excluding specific packets: +.Bd -literal -offset indent +# pflogd -i pflog3 -f network3.log "not (tcp and port 23)" +.Ed +.Pp Display binary logs: .Bd -literal -offset indent # tcpdump -n -e -ttt -r /var/log/pflog diff --git a/sbin/pflogd/pflogd.c b/sbin/pflogd/pflogd.c index d8483188a54..94184913004 100644 --- a/sbin/pflogd/pflogd.c +++ b/sbin/pflogd/pflogd.c @@ -1,4 +1,4 @@ -/* $OpenBSD: pflogd.c,v 1.35 2006/01/15 16:38:04 canacar Exp $ */ +/* $OpenBSD: pflogd.c,v 1.36 2006/10/25 20:20:19 henning Exp $ */ /* * Copyright (c) 2001 Theo de Raadt @@ -102,8 +102,9 @@ set_suspended(int s) return; suspended = s; - setproctitle("[%s] -s %d -f %s", - suspended ? "suspended" : "running", cur_snaplen, filename); + setproctitle("[%s] -s %d -i %s -f %s", + suspended ? "suspended" : "running", + cur_snaplen, interface, filename); } char * @@ -149,8 +150,9 @@ logmsg(int pri, const char *message, ...) __dead void usage(void) { - fprintf(stderr, "usage: pflogd [-Dx] [-d delay] [-f filename] "); - fprintf(stderr, "[-s snaplen] [expression]\n"); + fprintf(stderr, "usage: pflogd [-Dx] [-d delay] [-i interface]"); + fprintf(stderr, " [-f filename] [-s snaplen]\n"); + fprintf(stderr, " [expression]\n"); exit(1); } @@ -532,7 +534,7 @@ main(int argc, char **argv) closefrom(STDERR_FILENO + 1); - while ((ch = getopt(argc, argv, "Dxd:s:f:")) != -1) { + while ((ch = getopt(argc, argv, "Dxd:f:i:s:")) != -1) { switch (ch) { case 'D': Debug = 1; @@ -545,6 +547,9 @@ main(int argc, char **argv) case 'f': filename = optarg; break; + case 'i': + interface = optarg; + break; case 's': snaplen = strtonum(optarg, 0, PFLOGD_MAXSNAPLEN, &errstr); |