From: Dan Smith <danms-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
To: Mathieu Peresse
<mathieu.peresse-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org
Subject: Re: VRF-like use of Network Namespaces
Date: Fri, 11 Jun 2010 07:59:17 -0700 [thread overview]
Message-ID: <878w6lobsq.fsf@caffeine.danplanet.com> (raw)
In-Reply-To: <AANLkTilUNrMAeeUjHsXkTwd7Ysx0o9mdl8UaSUvG6wvf-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> (Mathieu Peresse's message of "Fri\, 11 Jun 2010 16\:47\:00 +0200")
MP> I saw there was a rtnetlink attribute to set the netns of a device but it
MP> uses the PID of a namespace owner to do so... within 'ip' i can refer to
MP> only one namespace (i.e. the one that 'ip' task_struct->ns_proxy currently
MP> points to), so I won't be able to move an interface from outside my
MP> namespace to my namespace...
Not just the owner, but any process in the namespace, AFAIK. So, you
should be able to fork() a child, have that child setns() into the
namespace of your choosing, and then move the device to the process of
your child (since you now know the pid). It's a little indirect, but
it should work.
--
Dan Smith
IBM Linux Technology Center
email: danms-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org
next prev parent reply other threads:[~2010-06-11 14:59 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-08 15:23 VRF-like use of Network Namespaces Mathieu Peresse
[not found] ` <AANLkTimA_0aZwZM1uZ-GH3OxfEZvegoitaaKTYPLvW5F-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2010-06-08 15:40 ` Daniel Lezcano
[not found] ` <4C0E6466.3030100-GANU6spQydw@public.gmane.org>
2010-06-08 17:12 ` Mathieu Peresse
[not found] ` <AANLkTik77W7F7BV7qp9ZQlM3yJCKNydHAMN47FaLTr7Z-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2010-06-08 21:06 ` Daniel Lezcano
[not found] ` <4C0EB0C5.8070904-GANU6spQydw@public.gmane.org>
2010-06-08 21:48 ` Mathieu Peresse
[not found] ` <AANLkTinmsRRKdWaf8QONeRRJSQRXPhaUtY1cFv_JGcy8-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2010-06-11 14:47 ` Mathieu Peresse
[not found] ` <AANLkTilUNrMAeeUjHsXkTwd7Ysx0o9mdl8UaSUvG6wvf-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2010-06-11 14:59 ` Dan Smith [this message]
2010-06-11 15:52 ` Daniel Lezcano
[not found] ` <4C125BA4.4020300-GANU6spQydw@public.gmane.org>
2010-06-13 9:59 ` Eric W. Biederman
[not found] ` <m11vcbl0d5.fsf-+imSwln9KH6u2/kzUuoCbdi2O/JbrIOy@public.gmane.org>
2010-06-13 13:35 ` Mathieu Peresse
2010-06-13 20:30 ` Daniel Lezcano
2010-06-13 9:43 ` Eric W. Biederman
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=878w6lobsq.fsf@caffeine.danplanet.com \
--to=danms-r/jw6+rmf7hqt0dzr+alfa@public.gmane.org \
--cc=containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org \
--cc=mathieu.peresse-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.