[Openstack] sysctl fails

Remo Mattei Remo at Italy1.com
Thu Aug 13 16:17:51 UTC 2015


agree. You may have to look at FWaaS. 

Remo 
> On Aug 13, 2015, at 9:07 AM, Sridhar Gaddam <sgaddam at redhat.com> wrote:
> 
> AFAIK yes, your OpenStack setup would work fine. 
> But the Security Group (including anti-spoofing) rules will not have any effect to the traffic that is generated by the VMs.
> 
> On 08/13/2015 04:49 PM, FASEELA.ASHRAF wrote:
>> Is it necessary only for implementing security group policy? Even if I don't set this, the open stack installation and a fully functional openstack environment should work, isn't it?
>> 
>> On Thu, Aug 13, 2015 at 2:01 PM, Sridhar Gaddam <sgaddam at redhat.com <mailto:sgaddam at redhat.com>> wrote:
>> Neutron implements Security Groups by applying iptable rules on Linux bridge. So, we need these parameters to be set.
>> Please see [1] for details.
>> [1] - https://bugs.launchpad.net/openstack-manuals/+bug/1359691 <https://bugs.launchpad.net/openstack-manuals/+bug/1359691>
>> 
>> 
>> On 08/13/2015 01:50 PM, FASEELA.ASHRAF wrote:
>>> I installed the package bridge-utils and the error remains the same. In other versions of Openstack like Juno and kilo these lines:
>>>  
>>> net.bridge.bridge-nf-call-arptables=1
>>> net.bridge.bridge-nf-call-iptables=1
>>>  net.bridge.bridge-nf-call-ip6tables=1
>>> 
>>> are not used in the sysctl file. So are they mandatory ?
>>> 
>>> 
>>> 
>>> On Thu, Aug 13, 2015 at 1:21 PM, Andreas Scheuring <scheuran at linux.vnet.ibm.com <mailto:scheuran at linux.vnet.ibm.com>> wrote:
>>> Can you try the package bridge-utils?
>>> 
>>> On Do, 2015-08-13 at 11:15 +0530, FASEELA.ASHRAF wrote:
>>> > Hi ,
>>> >
>>> > I am trying to install a 3 node architecture of Openstack icehouse
>>> > version on my Ubuntu 14.04LTS . I would like to know if it is
>>> > necessary to add the following lines to sysctl.conf in network node.
>>> > net.bridge.bridge-nf-call-arptables=1
>>> > net.bridge.bridge-nf-call-iptables=1
>>> > net.bridge.bridge-nf-call-ip6tables=1
>>> >
>>> > When running the command sysctl -p following errors are shown :
>>> > sysctl: cannot stat /proc/sys/net/bridge/bridge-nf-call-arptables: No such file or directory
>>> > sysctl: cannot stat /proc/sys/net/bridge/bridge-nf-call-iptables: No such file or directory
>>> > sysctl: cannot stat /proc/sys/net/bridge/bridge-nf-call-ip6tables: No such file or directory
>>> >
>>> > Am I missing some package in my system?
>>> >
>>> >
>>> >
>>> > _______________________________________________
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>>> 
>>> --
>>> Andreas
>>> (IRC: scheuran)
>>> 
>>> 
>>> 
>>> 
>>> 
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>> 
>> 
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