5
Installing OpenStack plug-ins
The SeerEngine-DC Neutron plug-ins can be installed on different OpenStack versions. The
installation package varies by OpenStack version. However, you can use the same procedure to
install the Neutron plug-ins on different OpenStack versions. This document uses OpenStack Ocata
as an example.
The SeerEngine-DC Neutron plug-ins are installed on the OpenStack control node.
Setting up the basic environment
Before installing SeerEngine-DC Neutron plug-ins on the OpenStack control node, set up the basic
environment on the node.
To set up the basic environment:
1.
Update the software source list, and then download and install the Python tools.
The following uses commands on a CentOS operating system as an example.
[root@localhost ~]# yum clean all
[root@localhost ~]# yum makecache
[root@localhost ~]# yum install –y python-pip python-setuptools
2.
Install runlike.
[root@localhost ~]# pip install runlike
3.
Log in to the controller node and edit the
/etc/hosts
file. Add the following information to the file.
IP and name mappings of all hosts in this OpenStack environment. To obtain this
information, access the SeerEngine-DC controller and select
Provision
>
Domains
>
Hosts
.
IP and name mappings of all leaf, spine, and border devices in this scenario. To obtain this
information, access the SeerEngine-DC controller and select
Provision
>
Inventory
>
Devices
.
[root@localhost ~]# vim /etc/hosts
127.0.0.1 localhost
::1 localhost localhost.localdomain localhost6 localhost6.localdomain6
99.0.83.75 controller
99.0.83.76 compute1
99.0.83.77 compute2
99.0.83.78 nfs-server
99.0.83.79 compute3
99.0.83.74 compute4
4.
Install websocket-client on the controller node. Make sure the version is 0.56.
[root@localhost ~]# yum install –y python-websocket-client
