= sesión 14 OpenStack
== openstack
=== intro
  * [[https://wiki.openstack.org/wiki/Main_Page]]
  * [[https://wiki.openstack.org/wiki/Trove|Trove]] : Database as a Service
  * [[https://wiki.openstack.org/wiki/Zaqar|Zaquar]] : rabbit openstack + broadcast
  * [[https://wiki.openstack.org/wiki/Swift|Swift]] : aka S3
    * opensource S3 (interfaz) : [[https://min.io/]] -> mockups S3 (aunque funciona como producto por si mismo)

=== composición
{{ :info:cursos:pue:devops:pasted:20190330-012439.png }}
  * han personalizado los diferentes servicios
    * destacat: Nova y Neutron
    * [[https://www.openstack.org/software]]
{{ :info:cursos:pue:devops:pasted:20190330-013223.png }}
  * Object Store
    * RBD (block device)
    * ceph [[https://ceph.com/]] (concurrencia)
    * storage distribuido, raid

=== instalación
  * ''apt install opentstack-deploy''
  * ''dpkg -L openstack-deploy | grep bin/''
  * 

== google cloud
  * [[https://kubernetes.github.io/ingress-nginx/user-guide/monitoring/]]
  * [[https://cloud.google.com/monitoring/kubernetes-engine/prometheus]]
  * ''gcloud config set compute/zone eu-west1-b'' 
    * [[https://cloud.google.com/compute/docs/regions-zones/)]]
  * ''gcloud container clusters list''
  * ''gcloud container clusters get-credentials bootcamp --zone europe-west1-b --project caramel-era-236111''
    * para ver con que comandos interactua **kubectl**
  * ''gcloud container clusters resize bootcamp --size=3''
  * ''gcloud container''
  * ''gcloud container clusters delete bootcamp''

== otros
  * ''hostname --fqdn'' -> ''/etc/hosts''
  * mysql: <code sql>
use mysql;
select * from user;
create user 'root'@'%' identified by 'admin123';
grant all privileges on *.* to 'root'@'%';
flush privileges;
</code>