6. Install OpenStack AIO with Kolla-Ansible in Ubuntu

Specification : OpenStack Yoga, Kolla-ansible, Ubuntu, All-in-one

Lab Topology

  | Specs | Value | |:————:|:—————–:| | OS | Ubuntu 20.04 | | vCPU | 4 | | RAM | 8GB | | Storage 1 | /dev/vda 40 GB | | Storage 2 | /dev/vdb 40 GB |

Before start

Makesure your environment already here :

Installation

Update Environment

sudo apt update

Create VG for cinder-backend (volume instances)

pvcreate /dev/vdb
vgcreate cinder-volumes /dev/vdb
vgs

Install depedencies

sudo apt install python3-dev libffi-dev gcc libssl-dev python3-venv

Create virtual environment (venv) for openstack installation

python3 -m venv openstack-yoga
source openstack-yoga/bin/activate

Install Pip & Ansible

For openstack yoga version, you need install ansible version like bellow

pip install -U pip
pip install docker
pip install 'ansible>=4,<6'

Install Kolla

pip install kolla-ansible==14.2.0

Create kolla directory and copy file needed

mkdir /etc/kolla
cp -r openstack-yoga/share/kolla-ansible/etc_examples/kolla/* /etc/kolla
cp openstack-yoga/share/kolla-ansible/ansible/inventory/* .
mv /etc/kolla/globals.yml /etc/kolla/globals.yml.bak

Configure global configuration

You can configure base on you needed, but for minimal and in this scenario like bellow :

nano /etc/kolla/globals.yml

Follow bellow guide :

kolla_base_distro: "ubuntu"
kolla_install_type: "source"
openstack_release: "yoga"

kolla_internal_vip_address: "172.168.12.100"
network_interface: "ens3"
neutron_external_interface: "ens4"
neutron_plugin_agent: "openvswitch"
api_interface: "ens3"
enable_keystone: "yes"
enable_neutron_trunk: "yes"

enable_cinder: "yes"
enable_cinder_backup: "no"
enable_cinder_backend_lvm: "yes"
enable_horizon: "yes"
enable_neutron_provider_networks: "yes"

Prepare & setup ansible

mkdir /etc/ansible
nano /etc/ansible/ansible.cfg

add value like bellow :

[defaults]
host_key_checking=False
pipelining=True
forks=100

Generate Kolla-Password

kolla-genpwd

OpenStack yoga installation

ansible -i all-in-one all -m ping
kolla-ansible install-deps

If you have error installation like bellow you just need install packages, then continue again :

apt install --reinstall ca-certificates

Next, bootstrap & deploy openstack

Makesure all deployment not have issue :

kolla-ansible -i all-in-one bootstrap-servers
kolla-ansible -i all-in-one prechecks
kolla-ansible -i all-in-one deploy
kolla-ansible -i all-in-one post-deploy 

Verify

Verify all container up

docker ps 

Get openstack horizon password

cd /etc/kolla
grep keystone_admin_password /etc/kolla/passwords.yml

Open Dashboard

Input VIP address, and paste your password from previous :

Install openstack-client to manages with CLI

pip install python-openstackclient

Use openstack CLI

cd /etc/kolla
source admin-openrc.sh
openstack server list 

Next, Creating Instances

For create instances, you can check next post

Reference :

https://docs.openstack.org/project-deploy-guide/kolla-ansible/yoga/quickstart.html