[openstack-dev] [openstack-operators][neutron[dhcp][dnsmask]: duplicate entries in addn_hosts causing no IP allocation

Daniel Comnea comnea.dani at gmail.com
Mon Jun 8 15:26:18 UTC 2015


Any help, ideas please?

Thx,
Dani

On Mon, Jun 8, 2015 at 9:25 AM, Daniel Comnea <comnea.dani at gmail.com> wrote:

> + Operators
>
> Much thanks in advance,
> Dani
>
>
>
>
> On Sun, Jun 7, 2015 at 6:31 PM, Daniel Comnea <comnea.dani at gmail.com>
> wrote:
>
>> Hi all,
>>
>> I'm running IceHouse (build using Fuel 5.1.1) on Ubuntu where dnsmask
>> version 2.59-4.
>> I have a very basic network layout where i have a private net which has 2
>> subnets
>>
>>  2fb7de9d-d6df-481f-acca-2f7860cffa60 | private-net
>>                  | e79c3477-d3e5-471c-a728-8d881cf31bee 192.168.110.0/24
>> |
>> |
>> |                                                         |
>> f48c3223-8507-455c-9c13-8b727ea5f441 192.168.111.0/24 |
>>
>> and i'm creating VMs via HEAT.
>> What is happening is that sometimes i get duplicated entries in [1] and
>> because of that the VM which was spun up doesn't get an ip.
>> The Dnsmask processes are running okay [2] and i can't see anything
>> special/ wrong in it.
>>
>> Any idea why this is happening? Or are you aware of any bugs around this
>> area? Do you see a problems with having 2 subnets mapped to 1 private-net?
>>
>>
>>
>> Thanks,
>> Dani
>>
>> [1] /var/lib/neutron/dhcp/2fb7de9d-d6df-481f-acca-2f7860cffa60/addn_hosts
>> [2]
>>
>> nobody    5664     1  0 Jun02 ?        00:00:08 dnsmasq --no-hosts
>> --no-resolv --strict-order --bind-interfaces --interface=tapc9164734-0c
>> --except-interface=lo
>> --pid-file=/var/lib/neutron/dhcp/2fb7de9d-d6df-481f-acca-2f7860cffa60/pid
>> --dhcp-hostsfile=/var/lib/neutron/dhcp/2fb7de9d-d6df-481f-acca-2f7860cffa60/host
>> --addn-hosts=/var/lib/neutron/dhcp/2fb7de9d-d6df-481f-acca-2f7860cffa60/addn_hosts
>> --dhcp-optsfile=/var/lib/neutron/dhcp/2fb7de9d-d6df-481f-acca-2f7860cffa60/opts
>> --leasefile-ro --dhcp-authoritative
>> --dhcp-range=set:tag0,192.168.110.0,static,86400s
>> --dhcp-range=set:tag1,192.168.111.0,static,86400s --dhcp-lease-max=512
>> --conf-file= --server=10.0.0.31 --server=10.0.0.32 --domain=openstacklocal
>>
>>
>
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