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From: Ben Greear <greearb@candelatech.com>
To: NetDev <netdev@vger.kernel.org>
Subject: iproute, batch-cmds, and mac-vlans.
Date: Mon, 12 Jul 2010 21:49:20 -0700	[thread overview]
Message-ID: <4C3BF050.7040206@candelatech.com> (raw)

After too much time debugging, I finally realized that the ip
tool was truncating my command because the mac-vlan device name
had a '#' in it.

]# cat /tmp/foo.txt
ru add to 10.99.21.1 iif eth0#0 lookup local pref 11


# IP tool has some hacked up debugging code
]# ip -batch /tmp/foo.txt
  argc: 4
  arg -:to:-
  arg -:iif:-
WARNING:  Using TABLE_MAIN in iprule_modify, table_ok: 0  cmd: 32


So, it acts on eth0 instead of eth0#0, and silently ignores the 'lookup local pref 11'.

I understand that it is trying to parse # as comments, but would you
all be interested in a patch that allowed ignoring '#' except
when it is the first non-whitespace character on a line, and maybe
when preceded by whitespace?  This would of course have the possibility
of breaking someone's script somewhere, so it could be enabled with
a new command line arg, perhaps.

Thanks,
Ben

-- 
Ben Greear <greearb@candelatech.com>
Candela Technologies Inc  http://www.candelatech.com

             reply	other threads:[~2010-07-13  4:49 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-07-13  4:49 Ben Greear [this message]
2010-07-13  5:19 ` iproute, batch-cmds, and mac-vlans Stephen Hemminger
2010-07-13  5:32   ` Ben Greear
2010-07-13 15:41     ` Stephen Hemminger

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