Storage Repositories¶ ↑
Official storage repository Citrix API documentation:
docs.vmd.citrix.com/XenServer/6.0.0/1.0/en_gb/api/?c=SR
Create the XenServer
connection first, as usual:
require 'fog' require 'net/scp' require 'pp' xenserver = Fog::Compute.new({ :provider => 'XenServer', :xenserver_url => 'xenserver-test', :xenserver_username => 'root', :xenserver_password => 'secret', })
Listing the available storage repositories:
xenserver.storage_repositories
Filter storage repositories by content type:
xenserver.storage_repositories.select { |sr| sr.content_type == 'iso' }
Filter storage repositories by allowed operations:
rw_srs = xenserver.storage_repositories.select do |sr| # Are we allowed to create a VDI here? sr.allowed_operations.include? 'vdi_create' end
Print some attributes of the first SR found:
sr = rw_srs.first puts sr.name puts sr.description puts sr.type puts sr.tags # in bytes puts sr.physical_size puts sr.physical_utilisation # sum of virtual_sizes of all VDIs in this storage repository (in bytes) puts sr.virtual_allocation
List virtual disk images available and print some VDI’s attributes:
sr.vdis.each do |vdi| # http://docs.vmd.citrix.com/XenServer/6.0.0/1.0/en_gb/api/?c=VDI puts vdi.uuid puts vdi.is_a_snapshot puts vdi.name # in bytes puts vdi.physical_utilisation puts vdi.virtual_size puts vdi.read_only # ["update", "resize", "destroy", "clone", "copy", "snapshot"], puts vdi.allowed_operations end
Create a new VDI in this storage repository:
vdi = xenserver.vdis.create :name => 'super-vdi', :storage_repository => sr, :description => 'my super-vdi', :virtual_size => '1073741824' # 1 GB
I have an ext3 storage repository and this creates a 1GB VHD file there:
[root@xenserver ~]# vhd-util query -v -n /var/run/sr-mount/6edd263a-2da1-7533-840c-768417b5be25/4050057d-a3a8-4c00-8f2e-cf5531232921.vhd 1024
Destroy the VDI:
vdi.destroy