Class: Fog::Compute::Libvirt::Volumes

Inherits:
Fog::Collection show all
Defined in:
lib/fog/libvirt/models/compute/volumes.rb

Instance Attribute Summary

Attributes inherited from Fog::Collection

#connection

Instance Method Summary collapse

Methods inherited from Fog::Collection

#clear, #create, #destroy, #initialize, #inspect, #load, model, #model, #new, #reload, #table, #to_json

Methods included from Attributes::ClassMethods

#_load, #aliases, #attribute, #attributes, #identity, #ignore_attributes, #ignored_attributes

Methods included from Attributes::InstanceMethods

#_dump, #attributes, #dup, #identity, #identity=, #merge_attributes, #new_record?, #requires, #requires_one

Constructor Details

This class inherits a constructor from Fog::Collection

Instance Method Details

#all(filter = nil) ⇒ Object 



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# File 'lib/fog/libvirt/models/compute/volumes.rb', line 12

def all(filter=nil)
  data=[]
  if filter.nil?
    connection.raw.list_storage_pools.each do |poolname|
      pool=connection.raw.lookup_storage_pool_by_name(poolname)
      pool.list_volumes.each do |volumename|
        data << { :raw => pool.lookup_volume_by_name(volumename) }
      end
    end
  else
    volume=nil
    begin
      volume=self.get_by_name(filter[:name]) if filter.has_key?(:name)
      volume=self.get_by_key(filter[:key]) if filter.has_key?(:key)
      volume=self.get_by_path(filter[:path]) if filter.has_key?(:path)
      return nil if volume.nil?

    rescue ::Libvirt::RetrieveError
      return nil
    end
    data << { :raw => volume}
  end

  load(data)
end

#get(key) ⇒ Object 



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# File 'lib/fog/libvirt/models/compute/volumes.rb', line 38

def get(key)
  self.all(:key => key).first
end

#get_by_key(key) ⇒ Object

Retrieve the volume by key



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# File 'lib/fog/libvirt/models/compute/volumes.rb', line 57

def get_by_key(key)
  connection.raw.list_storage_pools.each do |poolname|
    pool=connection.raw.lookup_storage_pool_by_name(poolname)
    volume=pool.lookup_volume_by_key(key)
    unless volume.nil?
      return  volume
    end
  end

  return nil
end

#get_by_name(name) ⇒ Object

Retrieve the volume by name



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# File 'lib/fog/libvirt/models/compute/volumes.rb', line 44

def get_by_name(name)
  connection.raw.list_storage_pools.each do |poolname|
    pool=connection.raw.lookup_storage_pool_by_name(poolname)
    volume=pool.lookup_volume_by_name(name)
    unless volume.nil?
      return volume
    end
  end

  return nil
end

#get_by_path(path) ⇒ Object

Retrieve the volume by key



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# File 'lib/fog/libvirt/models/compute/volumes.rb', line 70

def get_by_path(path)
  connection.raw.list_storage_pools.each do |poolname|
    pool=connection.raw.lookup_storage_pool_by_name(poolname)
    volume=pool.lookup_volume_by_key(path)
    unless volume.nil?
      return volume
    end
  end

  return nil
end