DevOps

DEVSTACK

 Installion of Openstack on Ubuntu 16.04 server using Devstack  package.

DevStack is a series of extensible scripts used to quickly bring up a complete OpenStack environment based on the latest versions of everything from git master. It is used interactively as a development environment and as the basis for much of the OpenStack project’s functional testing.

Warning: 

 

DevStack will make substantial changes to your system during installation. Only run DevStack on servers or virtual machines that are dedicated to this purpose.

Prerequisites:

- Minimum 4GB of RAM with 50GB+ Disk space

- 2 CPU processors and enable NAT and virtualization feature

- Python 3.5 or 3.4 required 

Installation steps:

Step 1:  Devstack attempts to support Ubuntu 16.04/17.04, Fedora 24/25, CentOS/RHEL 7, as well as Debian and OpenSUSE. So install any of the above server on your vm.

Step2: Devstack should be run as a non-root user with sudo enabled. You can quickly create a separate stack user to run DevStack.

      $ sudo useradd -s /bin/bash -d /opt/stack -m stack

Step3: Configure Proxy if required in the path /etc/apt/apt.conf.d/01proxy

              Acquire::http::Proxy "_____"

   

Step4: User should have sudo priveleges

          $ echo "stack ALL=(ALL) NOPASSWD: ALL" | sudo tee /etc/sudoers.d/stack

Step5: Perform following updates using command

            $sudo apt-get update

            $ sudo apt-get git

            $ sudo apt-get -y upgrade

Step6: Switch user to stack

           $ sudo su - stack

Step7: Configure git to clone the package from git url if added proxy

         $ git config --global http.proxy "----Proxy----------------" 

Step8: Download Devstack from following git url and change directory to devstack

              $ git clone https://git.openstack.org/openstack-dev/devstack

           $ cd devstack

Step9: Create a local.conf file with 4 passwords preset at the root of the devstack git repo 

             [[local|localrc]]

                 ADMIN_PASSWORD=secret
                 DATABASE_PASSWORD=$ADMIN_PASSWORD
                 RABBIT_PASSWORD=$ADMIN_PASSWORD
                 SERVICE_PASSWORD=$ADMIN_PASSWORD

       GIT_BASE=${GIT_BASE:-https://git.openstack.org}

      

Step10: This is the minimum required configuration need to start devstack. Now start Devstack by running stack.sh script 

             $ ./stack.sh

 Script starts running and it takes 20-30 minutes depends on  the internet connection. At last end with the following things to view Openstack dashboard, Please find the picture  below .

Thanks....!!!!!!!!!Enjoy exploring openstack