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Re: Quantum+Openvswitch: could not open /dev/net/tun: Operation not permitted

To: Igor Laskovy <igor.laskovy@xxxxxxxxx>
From: Chris Wright <chrisw@xxxxxxxxxxxx>
Date: Thu, 24 May 2012 14:34:47 -0700
Cc: openstack-operators@xxxxxxxxxxxxxxxxxxx, "<openstack@xxxxxxxxxxxxxxxxxxx>" <openstack@xxxxxxxxxxxxxxxxxxx>
In-reply-to: <CAC+dAwHjE7CkbVzZRsELaCp4D7DQEa0RnO4dFvo=Cafj6xQzjA@mail.gmail.com>
User-agent: Mutt/1.5.20 (2009-08-17)

* Igor Laskovy (igor.laskovy@xxxxxxxxx) wrote:
> kvm: -netdev tap,ifname=tap24b9f3da-8b,script=,id=hostnet0: could not
> open /dev/net/tun: Operation not permitted

This is a shortcoming to using type=ethernet...
Did you add /dev/net/tun to your /etc/libvirt/qemu.conf
cgroup_device_acl on compute node?

thanks,
-chris

References

Quantum+Openvswitch: could not open /dev/net/tun: Operation not permitted
From: Igor Laskovy, 2012-05-24