Dashboard
Instalamos los paquetes necesarios para usar Dashboard. # yum install memcached python-memcached mod_wsgi openstack-dashboard Editamos el siguiente fichero y añadimos/modificamos las lineas...
View ArticlePrimera instancia
Primero creamos la clave. # ssh-keygen Añadimos la clave creada a openstack. # nova keypair-add –pub-key ~/.ssh/id_rsa.pub [nombre] Comprobamos que está asociada en nuestro entorno. # nova keypair-list...
View ArticleDelete openstack Neutron networks (Solution to: Unable to complete operation...
[root@rdoicehouse ~(keystone_admin)]# neutron router-list +--------------------------------------+------------------+-----------------------------------------------------------------------------+ | id...
View ArticleOpenstack-nova-api start error (Could not bind to 0.0.0.0, Address already in...
Openstack-nova-api doesn’t start, this error is from the services boot priority in many times. # service openstack-nova-api start 2015-03-03 15:05:06.402 3313 ERROR nova.wsgi [-] Could not bind to...
View ArticleLoad Balancer as a Service LBaaS
The following guide will show you how to deploy a LoadBalancer in Openstack with Neutron, but first, you should understand how it works, and what his components do. A Load Balancer is composed of...
View ArticleList all tenants belonging an user Keystone v2
Here is a simple script to list all tenants belonging an user: #!/bin/bash echo -n "Username : " ; read usercheck for userid in $(keystone user-list | grep -w $usercheck | awk '{print$2}') do for...
View ArticleMultiple store locations for Glance images
In this post i will show you how to add multiple store locations for glance images. This will allow you to extend your glance capacity without affect your current stored images. The location can be...
View ArticleCeph RadosGW Admin Ops, how to use it
Using RadosGW admin ops for the first time, can be a real headache , for this purpose i have made this post, where you will understand how to use this API. Let’s start: For issue a request through...
View ArticleMurano in RDO OpenStack – Manual Installation
Want to install and use Murano in a RDO OpenStack environment? Here are the steps to do it. The first thing we need to do, is to know what is Murano: Murano is an application catalog who gives the...
View ArticleNova Docker driver
Cloud computing has evolved too fast over the last years, currently is a totally different thing as the 5 years ago cloud, today is a common thing listening words like containers, instances,...
View ArticleOpenStack segregation with Availability Zones and Host Aggregates
When a new OpenStack cloud born, usually all servers run over the same hardware and specifications, often, all servers are in the same building, room, rack, even a chassis when the cloud is in the...
View ArticleConfigure Neutron DVR OpenStack Liberty
Distributed Virtual Routers aka DVR were created to avoid single point of failure on neutron nodes. When using standard routers, all the traffic is passing out through Neutron servers. Inside network...
View ArticleMigrate from keystone v2.0 to keystone v3 OpenStack Liberty
Migrate from keystone v2.0 to v3 isn’t as easy like just changing the endpoints at the database, every service must be configured to authenticate against keystone v3. I’ve been working on that the past...
View ArticleWorking with affinity/anti-affinity groups OpenStack
In a previous post, you learned how to segregate resources with Availability Zones and Host Aggregates, those methods allows the end user to specify where and on which types of resources their...
View ArticleAnsible ini_file module, simplifying your DevOps life
If you don’t read docs, one day you’ll realize that your an idiot as i am|was. A few days back, I’ve realized that i was using wrong all Ansible modules power since i started with it. What happened?...
View ArticleNova VNC flows under the hood
Most OpenStack deployments has a VNC console implemented with nova-novncproxy. This service gives the final user the ability to log into their instances in a web based method through a browser. At this...
View ArticleCeph-ansible baremetal deployment
How many times you tried to install Ceph? How many fails with no reason? All Ceph operator should agree with me when i say that Ceph installer doesn’t really works as expected so far. Yes, i’m talking...
View ArticleMagnum in RDO OpenStack – Liberty Manual Installation from source code
Want to install Magnum (Containers as a Service) in an OpenStack environment based on packages from RDO project? Here are the steps to do it: Primary steps are the same as official Magnum guide, major...
View ArticleOpenStack Kolla deployment from RDO packages
OpenStack, Ansible, Docker, production ready, HA, etc. Nothing can be so interesting as Kolla. Kolla includes all you need to create, maintain and operate an OpenStack environment. All the services...
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OpenDaylight in a Docker container
This is a quick guide to start a Docker container with OpenDaylight running on it. Clone OpenDaylight integration repository [egonzalez@localhost]$ git clone...
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