[lxc-users] LXD IPV6 DHCP
Serge Hallyn
serge.hallyn at ubuntu.com
Mon Dec 21 17:40:35 UTC 2015
does it work if you use lxcbr0?
Quoting Van Dorsey (vandorsey at client1st.com):
> Serge,
> Here are the steps I took. Other than apt-get update after fresh install.
>
> Van
>
>
> -----
>
> MY HOST:
>
> vdorsey at ubulxd1:~$ lsb_release -r
> Release: 15.10
> vdorsey at ubulxd1:~$
>
> vdorsey at ubulxd1:/etc/network$ more interfaces
> # This file describes the network interfaces available on your system
> # and how to activate them. For more information, see interfaces(5).
>
> source /etc/network/interfaces.d/*
>
> # The loopback network interface
> auto lo
> iface lo inet loopback
>
> # The primary network interface
> auto br0
> iface br0 inet static
> address 192.168.80.200
> netmask 255.255.255.0
> gateway 192.168.80.1
> dns-nameservers ipv4masked
> bridge-ifaces enp3s0
> bridge-ports enp3s0
> bridge_stp off
> bridge_fd 0
> up ifconfig enp3s0 up
>
> iface br0 inet6 static
> address ipv6staticmasked
> netmask 64
> gateway ipv6staticmasked
> dns-nameservers ipv6staticmasked
> bridge-ifaces enp3s0
> bridge-ports enp3s0
> bridge_stp off
> brdge_fd 0
> up ifconfig enp3s0 up
>
> vdorsey at ubulxd1:/etc/network$ ifconfig
> br0 Link encap:Ethernet HWaddr 90:b1:1c:73:f0:15
> inet addr:192.168.80.200 Bcast:192.168.80.255 Mask:255.255.255.0
> inet6 addr: fe80::92b1:1cff:fe73:f015/64 Scope:Link
> inet6 addr: ipv6staticmasked Scope:Global
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:222892 errors:0 dropped:0 overruns:0 frame:0
> TX packets:24141 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:69061158 (69.0 MB) TX bytes:2959302 (2.9 MB)
>
> enp3s0 Link encap:Ethernet HWaddr 90:b1:1c:73:f0:15
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:259181 errors:0 dropped:1 overruns:0 frame:0
> TX packets:65275 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:78614269 (78.6 MB) TX bytes:7516221 (7.5 MB)
>
> lo Link encap:Local Loopback
> inet addr:127.0.0.1 Mask:255.0.0.0
> inet6 addr: ::1/128 Scope:Host
> UP LOOPBACK RUNNING MTU:65536 Metric:1
> RX packets:160 errors:0 dropped:0 overruns:0 frame:0
> TX packets:160 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:11840 (11.8 KB) TX bytes:11840 (11.8 KB)
>
> vethU3PM55 Link encap:Ethernet HWaddr fe:54:c0:3a:8f:3d
> inet6 addr: fe80::fc54:c0ff:fe3a:8f3d/64 Scope:Link
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:10 errors:0 dropped:0 overruns:0 frame:0
> TX packets:51 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:1372 (1.3 KB) TX bytes:6800 (6.8 KB)
>
>
>
> LXD IMAGE:
>
> vdorsey at ubulxd1:~$ lxc profile show default
> name: default
> config: {}
> devices:
> eth0:
> nictype: bridged
> parent: br0
> type: nic
>
> vdorsey at ubulxd1:~$ lxc profile list
> default
> migratable
>
> vdorsey at ubulxd1:/etc/network$ lxc image list
> +-------+--------------+--------+----------------------+--------+---------+------------------------------+
> | ALIAS | FINGERPRINT | PUBLIC | DESCRIPTION | ARCH |
> SIZE | UPLOAD DATE |
> +-------+--------------+--------+----------------------+--------+---------+------------------------------+
> | ubu | e7ef8497c6a1 | no | Ubuntu wily (amd64) | x86_64 |
> 73.34MB | Nov 18, 2015 at 7:06am (CST) |
> | ubviv | 9a78b6299ff4 | no | Ubuntu vivid (amd64) | x86_64 |
> 65.26MB | Nov 18, 2015 at 4:17pm (CST) |
> +-------+--------------+--------+----------------------+--------+---------+------------------------------+
> vdorsey at ubulxd1:/etc/network$
>
>
> vdorsey at ubulxd1:/etc/network$ lxc list
> +--------+---------+---------------+------+-----------+-----------+
> | NAME | STATE | IPV4 | IPV6 | EPHEMERAL | SNAPSHOTS |
> +--------+---------+---------------+------+-----------+-----------+
> | ub1 | RUNNING | 192.168.80.13 | | NO | 0 |
> | ubuviv | STOPPED | | | NO | 0 |
> +--------+---------+---------------+------+-----------+-----------+
> vdorsey at ubulxd1:/etc/network$
>
>
> vdorsey at ubulxd1:~$
> vdorsey at ubulxd1:~$ lxc start ub1
> vdorsey at ubulxd1:~$ lxc exec ub1 /bin/bash
> root at ub1:~# cd /etc/network
> root at ub1:/etc/network# more interfaces
> # This file describes the network interfaces available on your system
> # and how to activate them. For more information, see interfaces(5).
>
> # The loopback network interface
> auto lo
> iface lo inet loopback
>
> auto eth0
> iface eth0 inet dhcp
> iface eth0 inet6 dhcp
> iface eth0 inet6 auto
>
>
> root at ub1:/etc/network# ifconfig
> eth0 Link encap:Ethernet HWaddr 00:16:3e:34:3d:52
> inet addr:192.168.80.13 Bcast:192.168.80.255 Mask:255.255.255.0
> inet6 addr: fe80::216:3eff:fe34:3d52/64 Scope:Link
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:15 errors:0 dropped:0 overruns:0 frame:0
> TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:2418 (2.4 KB) TX bytes:1192 (1.1 KB)
>
> lo Link encap:Local Loopback
> inet addr:127.0.0.1 Mask:255.0.0.0
> inet6 addr: ::1/128 Scope:Host
> UP LOOPBACK RUNNING MTU:65536 Metric:1
> RX packets:0 errors:0 dropped:0 overruns:0 frame:0
> TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
>
>
> root at ub1:/etc/network# ifup eth0
> Internet Systems Consortium DHCP Client 4.3.1
> Copyright 2004-2014 Internet Systems Consortium.
> All rights reserved.
> For info, please visit https://www.isc.org/software/dhcp/
>
> Listening on LPF/eth0/00:16:3e:34:3d:52
> Sending on LPF/eth0/00:16:3e:34:3d:52
> Sending on Socket/fallback
> DHCPREQUEST of 192.168.80.13 on eth0 to 255.255.255.255 port 67
> (xid=0x5a0d3b03)
> DHCPACK of 192.168.80.13 from 192.168.80.1
> RTNETLINK answers: File exists
> bound to 192.168.80.13 -- renewal in 264337 seconds.
>
>
> root at ub1:/etc/network# ifconfig
> eth0 Link encap:Ethernet HWaddr 00:16:3e:34:3d:52
> inet addr:192.168.80.13 Bcast:192.168.80.255 Mask:255.255.255.0
> inet6 addr: ipv6dhcpmasked Scope:Global
> inet6 addr: fe80::216:3eff:fe34:3d52/64 Scope:Link
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:27 errors:0 dropped:0 overruns:0 frame:0
> TX packets:15 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:4162 (4.1 KB) TX bytes:2150 (2.1 KB)
>
> lo Link encap:Local Loopback
> inet addr:127.0.0.1 Mask:255.0.0.0
> inet6 addr: ::1/128 Scope:Host
> UP LOOPBACK RUNNING MTU:65536 Metric:1
> RX packets:0 errors:0 dropped:0 overruns:0 frame:0
> TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
>
> root at ub1:/etc/network#
>
> root at ub1:/etc/network# exit
> exit
>
>
> vdorsey at ubulxd1:~$ lxc list
> +--------+---------+---------------+----------------------+-----------+-----------+
> | NAME | STATE | IPV4 | IPV6 |
> EPHEMERAL | SNAPSHOTS |
> +--------+---------+---------------+----------------------+-----------+-----------+
> | ub1 | RUNNING | 192.168.80.13 | ipv6dhcpmasked | NO
> | 0 |
> | ubuviv | STOPPED | | | NO
> | 0 |
> +--------+---------+---------------+----------------------+-----------+-----------+
> vdorsey at ubulxd1:~$
>
>
> On 12/8/2015 10:26 AM, Serge Hallyn wrote:
> >Quoting Van Dorsey (vandorsey at client1st.com):
> >>My problem may be Ubuntu server related as I have not had time to
> >>try another O/S image yet.
> >>
> >>I had this environment working while using 15.04 and followed
> >>various setups blogs. I burned that all down and started over with
> >>15.10.
> >>
> >>Bridging seems to be working fine, I can launch Ubuntu 15.10 images
> >>with static ipv6 addresses and they work just fine.
> >>
> >>When I try to enable IPV6 DHCP in the interfaces file and reboot,
> >Hi,
> >
> >can you show exactly what you did?
> >
> >>ifconfig shows no IPV6 address from the pool. Using stateful DHCPv6.
> >>
> >>I can run a simple ifup eth0 and get a working address from the pool
> >>right away.
> >>
> >>I tried the same Ubuntu version under Virtualbox and VMware
> >>Workstation, the same interfaces setup works fine after reboot.
> >>
> >>Could this be a timing thing? Reboot is so fast it is not waiting
> >>for an address.
> >>
> >>I acknowledge this could be an O/S problem and not a LXD/LXC issue
> >>but I thought I would ask if anyone here has had the same issue.
> >>
> >>Thanks in advance,
> >>Van
> >>
> >>_______________________________________________
> >>lxc-users mailing list
> >>lxc-users at lists.linuxcontainers.org
> >>http://lists.linuxcontainers.org/listinfo/lxc-users
> >_______________________________________________
> >lxc-users mailing list
> >lxc-users at lists.linuxcontainers.org
> >http://lists.linuxcontainers.org/listinfo/lxc-users
>
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