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From: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
To: Julian Anastasov <ja@ssi.bg>
Cc: Patrick McHardy <kaber@trash.net>,
	Simon Horman <horms@verge.net.au>,
	David Miller <davem@davemloft.net>,
	netdev@vger.kernel.org
Subject: Re: [IPV4] LVS: Allow to send ICMP unreachable responses when real-servers are removed
Date: Thu, 17 May 2007 13:25:53 +0200	[thread overview]
Message-ID: <464C3BC1.8090908@tis.icnet.pl> (raw)
In-Reply-To: <Pine.LNX.4.58.0705160012470.2626@u.domain.uli>

Julian Anastasov wrote:
> If icmp_send is changed to use inet_addr_type() then ICMP will leave
> with saddr != VIP and that is not nice.
> ...
>> I'm not familiar with the IPVS terms, but as far as I understand,
>> it is _not_ going to return RTN_LOCAL, so we get the desired
>> behaviour of selecting a local address as source.
> 
> 	But what is preferred is to use VIP in ICMP.
> 
> ip route add local VIP dev lo table user_defined
> 
> 	returns RTCF_LOCAL but inet_addr_type() does not return RTN_LOCAL,
> we fix one thing but break another :)

Well, I have promissed you to give some feedback after I test the patch 
proposed by Patrick, but after Julian's post I can only confirm that it 
works exactly as Julian said, what is not what I would expect.

Julian, thank you for your detailed explanation of the issue, I have 
nothing more to add.

Janusz



  reply	other threads:[~2007-05-17 11:26 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <200704271705.l3RH5Brw026873@hera.kernel.org>
2007-05-14 10:21 ` [IPV4] LVS: Allow to send ICMP unreachable responses when real-servers are removed Patrick McHardy
2007-05-14 10:35   ` David Miller
2007-05-14 14:25     ` Janusz Krzysztofik
2007-05-14 14:32       ` Patrick McHardy
2007-05-14 15:49         ` Janusz Krzysztofik
2007-05-14 17:41           ` Patrick McHardy
2007-05-15  5:26             ` Simon Horman
2007-05-15  9:46               ` Janusz Krzysztofik
2007-05-15 16:11               ` Patrick McHardy
2007-05-15 23:41                 ` Julian Anastasov
2007-05-17 11:25                   ` Janusz Krzysztofik [this message]
2007-05-17 16:41                     ` Patrick McHardy
2007-05-17 16:40                   ` Patrick McHardy
2007-05-17 20:51                     ` David Miller
2007-05-18  1:06                     ` Simon Horman
2007-05-18  8:40                     ` Julian Anastasov
2007-05-18  9:05                       ` David Miller
2007-05-30  9:38                         ` KOVACS Krisztian
2007-05-31  0:21                           ` Julian Anastasov
2007-05-31 12:50                             ` KOVACS Krisztian
2007-05-31 23:18                               ` Julian Anastasov
2007-06-01 12:55                                 ` KOVACS Krisztian
2007-06-20 10:57                                 ` Balazs Scheidler
2007-06-21  7:56                                   ` Julian Anastasov

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