From Fedora Project Wiki
Unfortunately, it seems that Environment setup for baremetal environment does not explain how to install the undercloud. So, following Undercloud installation, I perform the following:
[hamzy@oscloud5 ~]$ sudo useradd stack [hamzy@oscloud5 ~]$ sudo passwd stack [hamzy@oscloud5 ~]$ echo "stack ALL=(root) NOPASSWD:ALL" | sudo tee -a /etc/sudoers.d/stack [hamzy@oscloud5 ~]$ sudo chmod 0440 /etc/sudoers.d/stack [hamzy@oscloud5 ~]$ sudo su - stack [stack@oscloud5 ~]$ sudo hostnamectl set-hostname oscloud5.stglabs.ibm.com [stack@oscloud5 ~]$ sudo hostnamectl set-hostname --transient oscloud5.stglabs.ibm.com [stack@oscloud5 ~]$ sudo yum install -y centos-release-openstack-newton [stack@oscloud5 ~]$ sudo yum install -y python-tripleoclient [stack@oscloud5 ~]$ cp /usr/share/instack-undercloud/undercloud.conf.sample ~/undercloud.conf
I then modify undercloud.conf as follows: