Class: Fog::Compute::Libvirt::Pool

Inherits:
Model
  • Object
show all
Defined in:
lib/fog/libvirt/models/compute/pool.rb

Instance Attribute Summary

Attributes inherited from Model

#collection, #connection

Instance Method Summary collapse

Methods inherited from Model

#inspect, #reload, #symbolize_keys, #to_json, #wait_for

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

#initialize(attributes = {}) ⇒ Pool

Can be created by passing in XML



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# File 'lib/fog/libvirt/models/compute/pool.rb', line 17

def initialize(attributes={} )
  self.xml  ||= nil unless attributes[:xml]
  self.create_persistent  ||= true unless attributes[:create_persistent]
  self.create_auto_build ||= true unless attributes[:create_auto_build]
  super
end

Instance Method Details

#active? ⇒ Boolean

Is the pool active or not?

Returns:

  • (Boolean) 


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# File 'lib/fog/libvirt/models/compute/pool.rb', line 96

def active?
  requires :raw

  @raw.active?
end

#allocation ⇒ Object

Retrieves the allocated disk space of the pool



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# File 'lib/fog/libvirt/models/compute/pool.rb', line 136

def allocation
  requires :raw
  @raw.info.allocation
end

#auto_start=(flag) ⇒ Object

Set autostart value of the storage pool (true|false)



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# File 'lib/fog/libvirt/models/compute/pool.rb', line 89

def auto_start=(flag)
  requires :raw

  @raw.auto_start(flag)
end

#auto_start? ⇒ Boolean

Will the pool autostart or not?

Returns:

  • (Boolean) 


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# File 'lib/fog/libvirt/models/compute/pool.rb', line 103

def auto_start?
  requires :raw

  @raw.autostart?
end

#build ⇒ Object

Build this storage pool



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# File 'lib/fog/libvirt/models/compute/pool.rb', line 67

def build
  requires :raw

  @raw.build unless @raw.nil?
end

#capacity ⇒ Object

Retrieves the capacity of disk space of the pool



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# File 'lib/fog/libvirt/models/compute/pool.rb', line 142

def capacity
  requires :raw
  @raw.info.capacity
end

#destroy(destroy_options = {}) ⇒ Object

Destroys the storage pool



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# File 'lib/fog/libvirt/models/compute/pool.rb', line 74

def destroy( destroy_options={})
  requires :raw

  # Shutdown pool if active
  @raw.destroy if @raw.active?

  # Delete corresponding data in this pool
  # @raw.delete

  # If this is a persistent domain we need to undefine it
  @raw.undefine if @raw.persistent?

end

#name ⇒ Object

Retrieves the name of the pool



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# File 'lib/fog/libvirt/models/compute/pool.rb', line 124

def name
  requires :raw
  @raw.name
end

#num_of_volumes ⇒ Object

Retrieves the number of volumes available in this pool



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# File 'lib/fog/libvirt/models/compute/pool.rb', line 148

def num_of_volumes
  requires :raw
  @raw.num_of_volumes
end

#persistent? ⇒ Boolean

Is the pool persistent or not?

Returns:

  • (Boolean) 


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# File 'lib/fog/libvirt/models/compute/pool.rb', line 110

def persistent?
  requires :raw
  @raw.persistent?
end

#save ⇒ Object 



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# File 'lib/fog/libvirt/models/compute/pool.rb', line 24

def save
  requires :xml
  unless xml.nil?
    pool=nil
    if self.create_persistent
      pool=connection.raw.define_storage_pool_xml(xml)
    else
      pool=connection.raw.create_storage_pool_xml(xml)
    end
    self.raw=pool
    true
  else
    raise Fog::Errors::Error.new('Creating a new pool requires proper xml')
    false
  end
end

#shutdown ⇒ Object

Shuts down the pool



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# File 'lib/fog/libvirt/models/compute/pool.rb', line 59

def shutdown
  requires :raw

  @raw.destroy
  true
end

#start ⇒ Object

Start the pool = make it active Performs a libvirt create (= start)



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

def start
  requires :raw

  @raw.create
end

#state ⇒ Object 



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# File 'lib/fog/libvirt/models/compute/pool.rb', line 153

def state
  requires :raw

  #INACTIVE = INT2NUM(VIR_STORAGE_POOL_INACTIVE)     virStoragePoolState
  #BUILDING = INT2NUM(VIR_STORAGE_POOL_BUILDING)
  #RUNNING  = INT2NUM(VIR_STORAGE_POOL_RUNNING)
  #DEGRADED = INT2NUM(VIR_STORAGE_POOL_DEGRADED)
  #INACCESSIBLE = INT2NUM(VIR_STORAGE_POOL_INACCESSIBLE)
  states=[:inactive, :building,:running,:degrated,:inaccessible]

  return states[@raw.info.state]

end

#stop ⇒ Object

Stop the pool = make it non-active Performs a libvirt destroy (= stop)



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# File 'lib/fog/libvirt/models/compute/pool.rb', line 52

def stop
  requires :raw

  @raw.destroy
end

#uuid ⇒ Object

Retrieves the uuid of the pool



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# File 'lib/fog/libvirt/models/compute/pool.rb', line 130

def uuid
  requires :raw
  @raw.uuid
end

#volumes ⇒ Object

Retrieves the volumes of this pool



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# File 'lib/fog/libvirt/models/compute/pool.rb', line 168

def volumes

  volumes=Array.new
  @raw.list_volumes.each do |volume|
    fog_volume=connection.volumes.all(:name => volume).first
    volumes << fog_volume
  end
  return volumes
end

#xml_desc ⇒ Object

Returns the xml description of the current pool



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# File 'lib/fog/libvirt/models/compute/pool.rb', line 116

def xml_desc
  requires :raw

  @raw.xml_desc unless @raw.nil?
end