[lxc-users] LXD IPV6 DHCP
Van Dorsey
vandorsey at client1st.com
Sat Dec 12 16:17:29 UTC 2015
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
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