Open Stack

Jake, haproxy.cfg is created by lbaas agent when you deploy an instance.
Are you sure your host os has namespace support?

Eugene.


On Fri, Aug 9, 2013 at 12:30 PM, Jake G. <dj_dark_junglist at yahoo.com> wrote:

> Good call!
> Looks like i did but the service wont start. Do you have a sample
> haproxy.cfg file that will work with Openstack?
>
> Thank you
>
>   ------------------------------
>  *From:* Eugene Nikanorov <enikanorov at mirantis.com>
> *To:* Jake G. <dj_dark_junglist at yahoo.com>
> *Cc:* "openstack at lists.openstack.org" <openstack at lists.openstack.org>
> *Sent:* Friday, August 9, 2013 3:08 PM
>
> *Subject:* Re: [Openstack] Install/Enable Quantum lbass (load balancer)
> feature?
>
> Do you have haproxy package installed on your host?
>
>
> On Fri, Aug 9, 2013 at 9:41 AM, Jake G. <dj_dark_junglist at yahoo.com>wrote:
>
> I have enabled LBaas on my openstack, but after adding a pool, vip,
> members, and monitor successfully I am still unable to get load balancing
> working.
> I found this blog to help me so far
> http://kimizhang.wordpress.com/2013/08/08/openstack-grizzly-quantum-advanced-features-2/
>
> When I run # ps -ef | grep haproxy I dont get much:
> root 27508 2718 0 14:16 pts/1 00:00:00 grep haproxy
>
> My logs show an issue with haproxy:
>
> RuntimeError:
> Command: ['sudo', 'quantum-rootwrap', '/etc/quantum/rootwrap.conf', 'ip',
> 'netns', 'exec', 'qlbaas-e10951cd-4cca-4ba4-acc0-0ccde6817029', 'haproxy',
> '-f', '/var
> /lib/quantum/lbaas/e10951cd-4cca-4ba4-acc0-0ccde6817029/conf', '-p',
> '/var/lib/quantum/lbaas/e10951cd-4cca-4ba4-acc0-0ccde6817029/pid']
> Exit code: 255
> Stdout: ''
> Stderr: 'exec of haproxy failed: No such file or directory\n'
> 2013-08-09 14:16:17    ERROR
> [quantum.plugins.services.agent_loadbalancer.agent.manager] Unable to
> refresh device for pool: e10951cd-4cca-4ba4-acc0-0ccde6817029
> Traceback (most recent call last):
>   File
> "/usr/lib/python2.6/site-packages/quantum/plugins/services/agent_loadbalancer/agent/manager.py",
> line 189, in refresh_device
>     self.driver.create(logical_config)
>   File
> "/usr/lib/python2.6/site-packages/quantum/plugins/services/agent_loadbalancer/drivers/haproxy/namespace_driver.py",
> line 48, in create
>     self._spawn(logical_config)
>   File
> "/usr/lib/python2.6/site-packages/quantum/plugins/services/agent_loadbalancer/drivers/haproxy/namespace_driver.py",
> line 70, in _spawn
>     ns.netns.execute(cmd)
>   File "/usr/lib/python2.6/site-packages/quantum/agent/linux/ip_lib.py",
> line 414, in execute
>     check_exit_code=check_exit_code)
>   File "/usr/lib/python2.6/site-packages/quantum/agent/linux/utils.py",
> line 61, in execute
>     raise RuntimeError(m)
>
> Any ideas?
>
>   ------------------------------
>  *From:* Eugene Nikanorov <enikanorov at mirantis.com>
> *To:* Jake G. <dj_dark_junglist at yahoo.com>
> *Cc:* "openstack at lists.openstack.org" <openstack at lists.openstack.org>
> *Sent:* Thursday, August 8, 2013 7:04 PM
> *Subject:* Re: [Openstack] Install/Enable Quantum lbass (load balancer)
> feature?
>
> Hi Jake,
>
> Regarding lbaas in grizzly working on RHEL/Centos - it may be problematic
> as host operation system must support network namespaces.
> If you do have support for network namespaces then you need to do the
> following steps to setup lbaas service in quantum:
>
> 1) specify lbaas plugin in quantum.conf:
> service_plugins= lbaas_plugin_classpath.
> check quantum/plugins/services/agent_loadbalancer/plugin.py for correct
> path as currently the name and path has changed.
>
> 2) to enable lbaas service in horizon you need to do the following:
> add the following piece of code
> to horizon/openstack_dashboard/local/local_settings.py :
>
> OPENSTACK_QUANTUM_NETWORK = {
>     'enable_lb': False
> }
>
> 3) start quantum-lbaas-agent on the host providing quantum.conf and
> lbaas-agent.ini. lbaas-agent.ini should reflect core plugin configuration
> (should have proper interface driver)
>
> Note that if host os has no namespace support, all of above will work
> (e.g. REST API will be functional), but you would not be able to deploy
> loadbalancer as lbaas agent can only work with namespaces.
>
> Thanks,
> Eugene.
>
>
> On Thu, Aug 8, 2013 at 1:14 PM, Jake G. <dj_dark_junglist at yahoo.com>wrote:
>
> Hi all!
> How can we install/enable the Quantum-lbaas (load balancer) feature for
> Openstack Grizzly? I dont see any docs for RHEL/CentOS specific installs.
> I used RDO to deploy Openstack on a single node.
>
> Thank you! Jake
>
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