[one-users] More ipv6 network questions

Steven Timm timm at fnal.gov
Wed Mar 26 08:47:41 PDT 2014


Below is the network template that I used to
successfully create the IPV4 side of a dual stack ipv4/ipv6 network
in one4.4.


-bash-4.1$ cat static-ipv6-net
NAME = "Static_IPV6_Public"
TYPE = FIXED

#Now we'll use the cluster private network (physical)
BRIDGE = br0
DNS = 131.225.0.254
GATEWAY = 131.225.41.200
NETWORK_MASK = 255.255.255.128
LEASES = [ IP="131.225.41.132", MAC="00:16:3E:06:01:01" ]

------------------------------------------

and here's what I get back:

-bash-4.1$ onevnet show 1
VIRTUAL NETWORK 1 INFORMATION
ID             : 1
NAME           : Static_IPV6_Public
USER           : oneadmin
GROUP          : oneadmin
CLUSTER        : -
TYPE           : FIXED
BRIDGE         : br0
VLAN           : No
USED LEASES    : 0

PERMISSIONS
OWNER          : um-
GROUP          : ---
OTHER          : ---

VIRTUAL NETWORK TEMPLATE
DNS="131.225.0.254"
GATEWAY="131.225.41.200"
NETWORK_MASK="255.255.255.128"

FREE LEASES
LEASE=[ MAC="00:16:3e:06:01:01", IP="131.225.41.132", 
IP6_LINK="fe80::216:3eff:fe06:101", USED="0", VID="-1" ]

VIRTUAL MACHINES

     ID USER     GROUP    NAME            STAT UCPU    UMEM HOST 
TIME

------------------------------------------------------------
I have several questions:

1) Does the OpenNebula head node also have to have access to the
IPv6 network too, or just the VM hosts?

2) Is there any way to specify on a host by host basis
the IPV6 address as well as the IPV4 address?  I.e. for
this host fgt1x1.fnal.gov IPV4 is 131.225.41.132 and
IPV6 Global address is 2001:400:2410:29::132

It's puzzling because in the "leases" database table there
is only room for id, ipv4 address, and body.
the "IP6_LINK" field above is not anywhere stored in the database
and yet it shows.

3) Do the contextualization rpms as distributed with ONE4.0 and greater 
handle the
process of setting up IPV6 addresses as part of contextualization?
If so, what fields should we put in the CONTEXT section
to set these values?

Any help is appreciated as getting the ipv6 VM's up and running
is of some urgency.  Right now I am forced to configure
the ipv6 addresses by hand once the VM is up.

Steve Timm

------------------------------------------------------------------
Steven C. Timm, Ph.D  (630) 840-8525
timm at fnal.gov  http://home.fnal.gov/~timm/
Fermilab Scientific Computing Division, Scientific Computing Services Quad.
Grid and Cloud Services Dept., Associate Dept. Head for Cloud Computing


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