Date: Mon, 08 Apr 2024 19:41:55 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 278265] `route -n monitor' is quiet when redirecting its output Message-ID: <bug-278265-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D278265 Bug ID: 278265 Summary: `route -n monitor' is quiet when redirecting its output Product: Base System Version: 14.0-STABLE Hardware: amd64 OS: Any Status: New Severity: Affects Many People Priority: --- Component: bin Assignee: bugs@FreeBSD.org Reporter: oleg@pcbtech.ru Hello It seems to me that this is an error at /sbin/route This works fine [qemu] ~ $ route -n monitor & [1] 1526 [qemu] ~ $ arp -d 10.0.2.2 ; ifconfig gif0 create ; ifconfig gif0 destroy 10.0.2.2 (10.0.2.2) deleted 22:26:45.838 PID 1527 delete neigh 10.0.2.2 state REACHABLE lladdr 52:55:0a:00:02:02 iface em0=20 22:26:45.839 PID 0 add/repl neigh 10.0.2.2 state REACHABLE lladdr 52:55:0a:00:02:02 iface em0=20 22:26:45.840 PID 0 add/repl iface iface#3 gif0 admin DOWN oper DOWN mtu = 1280=20 22:26:45.843 PID 0 add/repl iface iface#3 gif0 admin DOWN oper DOWN mtu = 1280=20 22:26:45.843 PID 0 add/repl iface iface#3 gif0 admin DOWN oper DOWN mtu = 1280=20 22:26:45.843 PID 0 add/repl iface iface#3 gif0 admin DOWN oper DOWN mtu = 1280=20 22:26:45.845 PID 0 delete iface iface#3 gif0 admin DOWN oper DOWN mtu 12= 80=20 but [qemu] ~ $ route -n monitor > temp.log & [1] 1535 [qemu] ~ $ arp -d 10.0.2.2 ; ifconfig gif0 create ; ifconfig gif0 destroy 10.0.2.2 (10.0.2.2) deleted [qemu] ~ $ ll temp.log=20 -rw-r--r-- 1 root wheel 0 Apr 8 22:26 temp.log file is zero length, there's no output from `route -n monitor' if we redire= ct it to file (or pipe within the script) that's seems to be related w/ 14.0-RELEASE when monitor_nl() and NETLINK is used by default as there's no such behaviour in 13.3-RELEASE I've tested it on amd64 GENERIC (under qemu and on real hardware servers). Found it while trying to fix wireguard wg-quick tool (see bug #275026) --=20 You are receiving this mail because: You are the assignee for the bug.=
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