Configuring hosts prerequisites
Every host running OpenStack services should have the following prerequisite configurations to successfully deploy OpenStack.
Getting ready
To successfully install OpenStack, every host needs to follow a few steps for the configuration. Every host needs to configure RDO yum repository from which we are going to install OpenStack packages. This can be done by manually configuring yum repository /etc/yum.repos.d/OpenStack.repo or installing them directly from RDO repository.
In addition, every node needs to enable firewalld service, enable SELinux and install OpenStack SELinux policies, enable and configure NTP, and also install the OpenStack utils package.
How to do it...
Perform the following steps to install and configure ...
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