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From: "Dmitry V. Levin" <ldv@altlinux.org>
To: ALT Linux sysadmin discuss <sysadmins@lists.altlinux.org>
Subject: Re: [Sysadmins] Сеть в OpenVZ
Date: Wed, 16 Aug 2006 03:53:21 +0400
Message-ID: <20060815235321.GC6660@basalt.office.altlinux.org> (raw)
In-Reply-To: <3f60a830608151634k513ef5f3j80ac85f73c9b3bca@mail.gmail.com>

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On Wed, Aug 16, 2006 at 12:34:19PM +1300, Alexey Borovskoy wrote:
> 16.08.06, Dmitry V. Levin<ldv@altlinux.org> написал(а):
> > On Wed, Aug 16, 2006 at 11:37:23AM +1300, Alexey Borovskoy wrote:
[...]
> > > Не ходят пинги между HN и VE. Судя по tcpdump -i venet0 в HN, пинги в
> > > VE уходят, но обратно не возвращаются. Что-то не так с маршрутизацией
> > > в VE, ip ro l там пустой. Если сделать в VE gefault gw равным ip,
> > > который я назначил для VE, то всё начинает работать.
> >
> > У меня ip r l непустой:
> > $ /sbin/ip r l
> > 191.255.255.0/24 dev venet0  scope host
> > default via 191.255.255.1 dev venet0
> 
> Добавил вручную, пинги пошли.

Естественно.

> > Я помню 3 типа граблей, вследствие которых ip r l был пустым:
> > 1. отсутствие etcnet/net-scripts в контейнере (нет ни того ни другого);
> 
> # vzctl exec 101 rpm -qa|grep etcnet
> etcnet-0.7.16-alt1

Ага.
# rpmquery etcnet
0.8.3-alt1.1

[...]
> Осталось понять почему не добавляются маршруты при старте контейнера.
[...]
> # vzctl exec 101 service network start
> error: unknown error 1 setting key 'net.ipv4.conf.default.rp_filter'
> error: unknown error 1 setting key 'net.ipv4.icmp_echo_ignore_broadcasts'
> error: unknown error 1 setting key 'net.ipv4.tcp_syncookies'
> error: unknown error 1 setting key 'net.ipv4.tcp_timestamps'
> Computing interface groups: .. 2 interfaces found
> Starting group 0/virtual (2 interfaces)
>         Starting lo: ....OK
>         Starting venet0: ....RTNETLINK answers: No such device
> .RTNETLINK answers: Network is unreachable
> .OK
> Processing /etc/net/vlantab: 0 lines processed.

Я ведь патчил etcnet на тему обработки интерфейсов типа venet:

0.8.3-alt1.1
- /etc/net/scripts/network.init:type2group(): Handle venet type.
- Added %triggerpostun script to save network service during
  net-scripts -> etcnet migration.


-- 
ldv

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  parent reply	other threads:[~2006-08-15 23:53 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-08-15  5:47 Alexey Borovskoy
2006-08-15  6:01 ` Slava Dubrovskiy
2006-08-15 11:45   ` Alexey Borovskoy
2006-08-15  6:14 ` Maxim Bodyansky
2006-08-15 11:50   ` Alexey Borovskoy
2006-08-15 12:01     ` Konstantin A. Lepikhov
2006-08-15 12:38       ` Alexey Borovskoy
2006-08-15 12:44         ` Konstantin A. Lepikhov
2006-08-15 20:49           ` Alexey Borovskoy
2006-08-15 21:47             ` Alexey Borovskoy
2006-08-15 22:10 ` Dmitry V. Levin
2006-08-15 22:36   ` Dmitry Lebkov
2006-08-15 23:09     ` Dmitry V. Levin
2006-08-16  1:07       ` Dmitry Lebkov
2006-08-15 22:37   ` Alexey Borovskoy
2006-08-15 23:14     ` Dmitry V. Levin
2006-08-15 23:34       ` Alexey Borovskoy
2006-08-15 23:52         ` Alexey Borovskoy
2006-08-15 23:53         ` Dmitry V. Levin [this message]
2006-08-16  0:35           ` Alexey Borovskoy
2006-08-16  8:24   ` Ildar Mulyukov
2006-08-16  9:03     ` Slava Dubrovskiy
2006-08-18  6:16     ` Ildar Mulyukov

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