floating ip is implemented through NAT , the l3 agent is responsible for NAT. so , you cannot see the floating ip inside the instance . Please refer to NAT technology.
2013/12/10 Gonzalo Aguilar Delgado <gagui...@aguilardelgado.com> > Hi, > > But when I do this. It just don't work. Let me explain. > > That's what it says the documentation. I understood that the instance is > created with a private ip, so I start it with just one network in it. The > private one. > > And once it's started and working, I just assign it a public ( floating ) > ip. Horizon let me select the private ip interface. > > When I reboot the instance it has two ip added but only one (the private > one) is used in the instance. So where is the floating ip? > > I supposed that it should create a second interface in my external bridge. > But it's not. So how he hell this floating ip is used? > > > Sencond way I supposed it to work is create an instance with two nics. One > on the private network, one on the public network. Then a floating ip will > be assigned to public nic. But this is what it fails. And why I wrote the > e-mail. > > So if you can do both. What's the right way to do it. I suppose that both, > but what I'm doing wrong? > > Best regards, > > > > El 10/12/13 08:19, 郭龙仓 escribió: > > well , you cannot assign an external ip to an instance directly without an > private ip. you must first assign an private ip to the instance ,then if > you wanna an external ip , you can assign an floating ip to it . > > > 2013/12/10 Gonzalo Aguilar Delgado <gagui...@aguilardelgado.com> > >> Hi, >> >> I cannot instanciate any machine with external ip because it tells >> something failed but don't know reason. >> >> >> I found this error in libvirtd >> >> 2013-12-09 18:33:52.032+0000: 3650: warning : virAuditSend:135 : Failed >> to send audit message virt=kvm vm="instance-0000002f" >> uuid=52af41df-5e9e-4470-86ff-ea274e18e08c >> vm-ctx=libvirt-52af41df-5e9e-4470-86ff-ea274e18e08c >> img-ctx=libvirt-52af41df-5e9e-4470-86ff-ea274e18e08c model=apparmor: >> Operation not permitted >> 2013-12-09 18:33:52.032+0000: 3650: warning : virAuditSend:135 : Failed >> to send audit message virt=kvm vm="instance-0000002f" >> uuid=52af41df-5e9e-4470-86ff-ea274e18e08c vm-ctx=128:123 img-ctx=128:123 >> model=dac: Operation not permitted >> 2013-12-09 18:33:52.168+0000: 3650: warning : virAuditSend:135 : Failed >> to send audit message virt=kvm resrc=net reason=open vm="instance-0000002f" >> uuid=52af41df-5e9e-4470-86ff-ea274e18e08c net=fa:16:3e:27:7e:e0 >> path="/dev/net/tun" rdev=0A:C8: Operation not permitted >> 2013-12-09 18:33:52.700+0000: 3650: warning : virAuditSend:135 : Failed >> to send audit message virt=kvm resrc=net reason=open vm="instance-0000002f" >> uuid=52af41df-5e9e-4470-86ff-ea274e18e08c net=fa:16:3e:27:7e:e0 >> path="/dev/vhost-net" rdev=0A:EE: Operation not permitted >> 2013-12-09 18:33:52.852+0000: 3650: warning : virAuditSend:135 : Failed >> to send audit message virt=kvm resrc=net reason=open vm="instance-0000002f" >> uuid=52af41df-5e9e-4470-86ff-ea274e18e08c net=fa:16:3e:cc:2e:85 >> path="/dev/net/tun" rdev=0A:C8: Operation not permitted >> 2013-12-09 18:33:52.900+0000: 3650: error : virNWFilterInstantiate:790 : >> internal error: Cannot instantiate filter due to unresolvable variables or >> unavailable list elements: DHCPSERVER >> 2013-12-09 18:33:53.597+0000: 3650: warning : virAuditSend:135 : Failed >> to send audit message virt=kvm resrc=disk reason=start >> vm="instance-0000002f" uuid=52af41df-5e9e-4470-86ff-ea274e18e08c >> old-disk="?" >> new-disk="/var/lib/nova/instances/52af41df-5e9e-4470-86ff-ea274e18e08c/disk": >> Operation not permitted >> 2013-12-09 18:33:53.598+0000: 3650: warning : virAuditSend:135 : Failed >> to send audit message virt=kvm resrc=net reason=start >> vm="instance-0000002f" uuid=52af41df-5e9e-4470-86ff-ea274e18e08c old-net=? >> new-net=fa:16:3e:27:7e:e0: Operation not permitted >> 2013-12-09 18:33:53.598+0000: 3650: warning : virAuditSend:135 : Failed >> to send audit message virt=kvm resrc=net reason=start >> vm="instance-0000002f" uuid=52af41df-5e9e-4470-86ff-ea274e18e08c old-net=? >> new-net=fa:16:3e:cc:2e:85: Operation not permitted >> 2013-12-09 18:33:53.598+0000: 3650: warning : virAuditSend:135 : Failed >> to send audit message virt=kvm resrc=mem reason=start >> vm="instance-0000002f" uuid=52af41df-5e9e-4470-86ff-ea274e18e08c old-mem=0 >> new-mem=1572864: Operation not permitted >> 2013-12-09 18:33:53.598+0000: 3650: warning : virAuditSend:135 : Failed >> to send audit message virt=kvm resrc=vcpu reason=start >> vm="instance-0000002f" uuid=52af41df-5e9e-4470-86ff-ea274e18e08c old-vcpu=0 >> new-vcpu=1: Operation not permitted >> 2013-12-09 18:33:53.598+0000: 3650: warning : virAuditSend:135 : Failed >> to send audit message virt=kvm op=start reason=booted >> vm="instance-0000002f" uuid=52af41df-5e9e-4470-86ff-ea274e18e08c vm-pid=-1: >> Operation not permitted >> >> >> I think cause can be: >> >> 2013-12-09 18:33:52.900+0000: 3650: error : virNWFilterInstantiate:790 : >> internal error: Cannot instantiate filter due to unresolvable variables or >> unavailable list elements: DHCPSERVER >> >> What's this variable? >> >> >> Thank you in advance. >> >> >> >> _______________________________________________ >> Mailing list: >> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >> Post to : openstack@lists.openstack.org >> Unsubscribe : >> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >> > > >
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