Author: kp
Date: Sun Oct 21 21:17:42 2018
New Revision: 339557
URL: https://svnweb.freebsd.org/changeset/base/339557
Log:
tcpdump: Log uid on pflog interfaces
If pf logs the user id ('pass out log (user)') have tcpdump also print
this.
Example output:
00:00:00.000000 rule 0/0(match) [uid 1001]: pass out on vtnet0: (tos 0x0,
ttl 64, id 57539, offset 0, flags [none], proto UDP (17), length 55)
172.16.2.2.18337 > 172.16.2.1.53: [bad udp cksum 0x5c58 -> 0x16e4!]
40222+ A? google.be. (27)
PR: 122773
Differential Revision: https://reviews.freebsd.org/D17625
Modified:
head/contrib/tcpdump/print-pflog.c
Modified: head/contrib/tcpdump/print-pflog.c
==============================================================================
--- head/contrib/tcpdump/print-pflog.c Sun Oct 21 18:39:34 2018
(r339556)
+++ head/contrib/tcpdump/print-pflog.c Sun Oct 21 21:17:42 2018
(r339557)
@@ -97,8 +97,12 @@ pflog_print(netdissect_options *ndo, const struct pflo
else
ND_PRINT((ndo, "rule %u.%s.%u/", rulenr, hdr->ruleset,
subrulenr));
- ND_PRINT((ndo, "%s: %s %s on %s: ",
- tok2str(pf_reasons, "unkn(%u)", hdr->reason),
+ ND_PRINT((ndo, "%s", tok2str(pf_reasons, "unkn(%u)", hdr->reason)));
+
+ if (hdr->uid != UID_MAX)
+ ND_PRINT((ndo, " [uid %u]", (unsigned)hdr->uid));
+
+ ND_PRINT((ndo, ": %s %s on %s: ",
tok2str(pf_actions, "unkn(%u)", hdr->action),
tok2str(pf_directions, "unkn(%u)", hdr->dir),
hdr->ifname));
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