Class: LVM::VolumeGroups

Inherits:
Object
  • Object
show all
Includes:
Enumerable, Volumes, Wrapper
Defined in:
lib/lvm/volume_groups.rb

Instance Method Summary collapse

Methods included from Volumes

#[], #to_s

Constructor Details

#initialize(options) ⇒ VolumeGroups

Returns a new instance of VolumeGroups.



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# File 'lib/lvm/volume_groups.rb', line 13

def initialize(options)
  @vgs = VGS.new(options)
  @pvs = PhysicalVolumes.new(options)
  @lvs = LogicalVolumes.new(options)
end

Instance Method Details

#each ⇒ Object

Gather all information about volume groups and their underlying logical and physical volumes.

This is the best representation of LVM data.



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# File 'lib/lvm/volume_groups.rb', line 23

def each
  vgs = @vgs.list
  lvs = @lvs.list
  pvs = @pvs.list

  vgs.each do |vg|
    vg.logical_volumes  = lvs.select { |lv| lv.vg_uuid == vg.uuid }
    vg.physical_volumes = pvs.select { |pv| pv.vg_uuid == vg.uuid }
    yield vg
  end
end

#list ⇒ Object 



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# File 'lib/lvm/volume_groups.rb', line 35

def list
  each {}
end