neutron agents

Pshem Kowalczyk pshem.k at gmail.com
Mon Nov 2 02:12:18 UTC 2015


Hi,

I'm trying to get openstack installed using juju.
The configuration of the nova and neutron is fairly simple:

nova-cloud-controller:
 openstack-origin: cloud:trusty-kilo
 network-manager: Neutron
 neutron-external-network: "ext-net"
 console-access-protocol: vnc

neutron-api:
 openstack-origin: cloud:trusty-kilo
 neutron-external-network: "ext-net"
 neutron-security-groups: true
 enable-dvr: true
 manage-neutron-plugin-legacy-mode: true

neutron-gateway:
 openstack-origin: cloud:trusty-kilo
 ext-port: eth3

nova-compute:
 openstack-origin: cloud:trusty-kilo

Reading the documentation I got the impression that the default value of
'manage-neutron-plugin-legacy-mode' in the neutron-api charm should force
the installation of necessary plugins.

Yet, after the setup is build (using 2 nodes, each with nova-compute and
neutron-gateway), I get the following:
ubuntu at juju-machine-0-lxc-6:~$ neutron agent-list
+--------------------------------------+--------------------+-------+-------+----------------+---------------------------+
| id                                   | agent_type         | host  | alive
| admin_state_up | binary                    |
+--------------------------------------+--------------------+-------+-------+----------------+---------------------------+
| 09989b3d-6aab-44a8-b595-84c7505833dd | Metering agent     | node2 | :-)
| True           | neutron-metering-agent    |
| 0e34444b-4218-43be-9fc3-726486cba6e4 | Open vSwitch agent | node1 | :-)
| True           | neutron-openvswitch-agent |
| 2051a1a5-2740-4d39-813a-34caa4ca23c9 | L3 agent           | node1 | xxx
| True           | neutron-l3-agent          |
| 3e57cfda-570c-42f9-a9f6-bf3a9374ad8b | Loadbalancer agent | node1 | :-)
| True           | neutron-lbaas-agent       |
| 58d849eb-a604-4273-bcaf-f65ff07fc2c0 | Metadata agent     | node2 | xxx
| True           | neutron-metadata-agent    |
| 81b4702c-8b6e-41ed-81bc-938b5ca974d8 | Metering agent     | node1 | :-)
| True           | neutron-metering-agent    |
| ae13892e-5e6b-48b3-9b7f-0f0a9e4e09c6 | Metadata agent     | node1 | xxx
| True           | neutron-metadata-agent    |
| bd98fdc6-d156-4934-84f9-fe0a3d6a38fc | Loadbalancer agent | node2 | :-)
| True           | neutron-lbaas-agent       |
| cda24198-1862-4694-8f57-0bac4ec67676 | DHCP agent         | node1 | xxx
| True           | neutron-dhcp-agent        |
| d2bc081c-5689-4a29-9c68-eac80a322885 | L3 agent           | node2 | xxx
| True           | neutron-l3-agent          |
| eb7b927d-9ca3-4229-a25d-0d8aebc1334b | Open vSwitch agent | node2 | :-)
| True           | neutron-openvswitch-agent |
+--------------------------------------+--------------------+-------+-------+----------------+---------------------------+

(i.e L3 agent, DHCP agent and metadata agent are not running).

a quick look at the packages installed on the nodes reveals that both
neutron-l3-agent and neutron-dhcp-agent are actually not installed.  After
manual installation of those packages (they pull in neutron-metadata-agent
too) it all works as expected:

ubuntu at juju-machine-0-lxc-6:~$ neutron agent-list
+--------------------------------------+--------------------+-------+-------+----------------+---------------------------+
| id                                   | agent_type         | host  | alive
| admin_state_up | binary                    |
+--------------------------------------+--------------------+-------+-------+----------------+---------------------------+
| 09989b3d-6aab-44a8-b595-84c7505833dd | Metering agent     | node2 | :-)
| True           | neutron-metering-agent    |
| 0e34444b-4218-43be-9fc3-726486cba6e4 | Open vSwitch agent | node1 | :-)
| True           | neutron-openvswitch-agent |
| 2051a1a5-2740-4d39-813a-34caa4ca23c9 | L3 agent           | node1 | :-)
| True           | neutron-l3-agent          |
| 3e57cfda-570c-42f9-a9f6-bf3a9374ad8b | Loadbalancer agent | node1 | :-)
| True           | neutron-lbaas-agent       |
| 58d849eb-a604-4273-bcaf-f65ff07fc2c0 | Metadata agent     | node2 | :-)
| True           | neutron-metadata-agent    |
| 81b4702c-8b6e-41ed-81bc-938b5ca974d8 | Metering agent     | node1 | :-)
| True           | neutron-metering-agent    |
| ae13892e-5e6b-48b3-9b7f-0f0a9e4e09c6 | Metadata agent     | node1 | :-)
| True           | neutron-metadata-agent    |
| bd98fdc6-d156-4934-84f9-fe0a3d6a38fc | Loadbalancer agent | node2 | :-)
| True           | neutron-lbaas-agent       |
| cda24198-1862-4694-8f57-0bac4ec67676 | DHCP agent         | node1 | :-)
| True           | neutron-dhcp-agent        |
| d2bc081c-5689-4a29-9c68-eac80a322885 | L3 agent           | node2 | :-)
| True           | neutron-l3-agent          |
| eb7b927d-9ca3-4229-a25d-0d8aebc1334b | Open vSwitch agent | node2 | :-)
| True           | neutron-openvswitch-agent |
+--------------------------------------+--------------------+-------+-------+----------------+---------------------------+

I'm using juju 1.25 on ubuntu 14.04.3

Should those 3 agents be installed automatically or not?

kind regards
Pshem
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