[Openstack] OpenStack Grizzly Quantum Networking
Darragh OReilly
darragh.oreilly at yahoo.com
Tue Sep 24 19:45:05 UTC 2013
Clint,
you need to boot your VMs attached to the private network and not the public network. Then you must allocate and associate floating ips. Also remember to open ports in the security groups.
Re, Darragh.
>________________________________
> From: Clint Dilks <clintd at waikato.ac.nz>
>To: "openstack at lists.openstack.org" <openstack at lists.openstack.org>
>Sent: Tuesday, 24 September 2013, 2:54
>Subject: Re: [Openstack] OpenStack Grizzly Quantum Networking
>
>
>
>Hi,
>
>As a follow up to this I was trying to delete all configured networks and start again, but I seem to be stuck in a loop where I can't delete a router because it has active ports, and yet I can't delete active ports because they belong to a router.
>
>[root at blitzen nova]# quantum router-list
>+--------------------------------------+-------------+--------------------------------------------------------+
>| id | name | external_gateway_info |
>+--------------------------------------+-------------+--------------------------------------------------------+
>| e6493ab3-a6b6-476e-a7d6-f1f199810efd | demo-router | {"network_id": "f045b171-7456-4006-9732-420bf5b70017"} |
>+--------------------------------------+-------------+--------------------------------------------------------+
>[root at blitzen nova]# quantum port-list -c id -c fixed_ips -c device_owner
>+--------------------------------------+---------------------------------------------------------------------------------------+--------------------------+
>| id | fixed_ips | device_owner |
>+--------------------------------------+---------------------------------------------------------------------------------------+--------------------------+
>| 0d08328c-e51f-4995-8dc8-b0eb4fae87d7 | {"subnet_id": "fadfa51f-c588-4f1b-8084-4305a8e00486", "ip_address": "10.5.5.1"} | network:router_interface |
>| eaad9cce-e9a6-44db-970b-2785403739c1 | {"subnet_id": "a91622d4-f874-48e1-9791-d6acdeff4d2d", "ip_address": "130.217.79.200"} | network:router_gateway |
>+--------------------------------------+---------------------------------------------------------------------------------------+--------------------------+
>[root at blitzen nova]# quantum router-delete e6493ab3-a6b6-476e-a7d6-f1f199810efd
>Router e6493ab3-a6b6-476e-a7d6-f1f199810efd still has active ports
>[root at blitzen nova]# quantum port-delete 0d08328c-e51f-4995-8dc8-b0eb4fae87d7
>Port 0d08328c-e51f-4995-8dc8-b0eb4fae87d7 has owner network:router_interface and therefore cannot be deleted directly via the port API.
>
>So how would I go about deleting these networks?
>
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>
>On Tue, Sep 24, 2013 at 11:00 AM, Clint Dilks <clintd at waikato.ac.nz> wrote:
>
>Hi
>>
>>I am currently trying to get Grizzly up and running on CentOS 6.4.
>>I have followed http://docs.openstack.org/grizzly/basic-install/yum/content/ as closely as I can and from both a dashboard and OpenStack command line viewpoint all OpenStack services are up and running and it appears that VM's can be lauched and stopped without any obvious errors being recorded but I can't interact with them using things like ping or ssh.
>>
>>
>>Below is information I think may be useful to fix the issue. Thanks for any insight you care to share.
>>
>>
>>Currently I have a single machine running all services
>>
>>Management Network 10.10.11.2/24 em2
>>Bridge linked to em1 130.217.79.2/24
>>
>>
>>We want people to be able to create VM's that they can access via 130.217.79.0/24 addresses.
>>
>>
>>So as an initial test I follow the example listed in the guide above and created a demo-net'
>>http://docs.openstack.org/grizzly/basic-install/yum/content/basic-install_network.html
>>
>>Key details below
>>
>>TENANT_NAME="demo"
TENANT_NETWORK_NAME="demo-net"
TENANT_SUBNET_NAME="${TENANT_NETWORK_NAME}-subnet"
TENANT_ROUTER_NAME="demo-router"
FIXED_RANGE="10.5.5.0/24"
NETWORK_GATEWAY="10.5.5.1"Then I ran
>>
>>quantum net-create public --router:external=True
>>
>>quantum subnet-create --ip_version 4 --gateway 130.217.79.1 public 130.217.79.0/24 \
>>--allocation-pool start=130.217.79.200,end=130.217.79.250 --disable-dhcp --name public-subnet
>>
>>quantum router-gateway-set demo-router publicUsing this config instances will launch and if I assign a machine to the public network, the network topology appears to be what we want. But in the guides section about lauching your first vm ( http://docs.openstack.org/grizzly/basic-install/yum/content/basic-install_operate.html ) it states that ip netns should show two pieces of information qrouter and qdhcp. I am only seeing qrouter.
>>
>>
>>Should what I have set up work ? Or have I missed something fundamental ?
>>
>>
>>As it was the default quantum should be configured to use gre + tunnels, I am using 2.6.32-358.118.1.openstack.el6.x86_64 to add the functionality that is missing from the default CentOS kernel.
>>
>>/etc/quantum/plugins/openvswitch/ovs_quantum_plugin.ini contains the following, would it be simpler to get what we need using a VLAN configuration ?
>>
>>[DATABASE]
>>sql_connection = mysql://quantum:openstack-csl@10.10.11.2/quantum
>>reconnect_interval = 2
>>
>>[OVS]
>>tenant_network_type = gre
>>enable_tunneling = True
>>tunnel_id_ranges = 1:1000
>>local_ip = 10.10.11.2
>>
>>[AGENT]
>>polling_interval = 2
>>
>>[SECURITYGROUP]
>>firewall_driver = quantum.agent.linux.iptables_firewall.OVSHybridIptablesFirewallDriver
>>
>>
>>
>>
>>
>
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