Class: Fog::Compute::Vsphere::Volume
- Inherits:
-
Model
- Object
- Model
- Fog::Compute::Vsphere::Volume
- Defined in:
- lib/fog/vsphere/models/compute/volume.rb
Constant Summary collapse
- DISK_SIZE_TO_GB =
1048576
Instance Method Summary collapse
- #destroy ⇒ Object
-
#initialize(attributes = {}) ⇒ Volume
constructor
A new instance of Volume.
- #save ⇒ Object
- #server ⇒ Object
- #size_gb ⇒ Object
- #size_gb=(s) ⇒ Object
- #to_s ⇒ Object
Constructor Details
#initialize(attributes = {}) ⇒ Volume
Returns a new instance of Volume.
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# File 'lib/fog/vsphere/models/compute/volume.rb', line 21 def initialize(attributes={} ) # Assign server first to prevent race condition with persisted? self.server_id = attributes.delete(:server_id) super defaults.merge(attributes) end |
Instance Method Details
#destroy ⇒ Object
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# File 'lib/fog/vsphere/models/compute/volume.rb', line 40 def destroy requires :server_id, :key, :unit_number service.destroy_vm_volume(self) true end |
#save ⇒ Object
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# File 'lib/fog/vsphere/models/compute/volume.rb', line 47 def save raise Fog::Errors::Error.new('Resaving an existing object may create a duplicate') if persisted? requires :server_id, :size, :datastore if unit_number.nil? used_unit_numbers = server.volumes.collect { |volume| volume.unit_number } max_unit_number = used_unit_numbers.max if max_unit_number > server.volumes.size # If the max ID exceeds the number of volumes, there must be a hole in the range. Find a hole and use it. self.unit_number = max_unit_number.times.to_a.find { |i| used_unit_numbers.exclude?(i) } else self.unit_number = max_unit_number + 1 end else if server.volumes.any? { |volume| volume.unit_number == self.unit_number && volume.id != self.id } raise "A volume already exists with that unit_number, so we can't save the new volume" end end data = service.add_vm_volume(self) if data['task_state'] == 'success' # We have to query vSphere to get the volume attributes since the task handle doesn't include that info. created = server.volumes.all.find { |volume| volume.unit_number == self.unit_number } self.id = created.id self.key = created.key self.filename = created.filename true else false end end |
#server ⇒ Object
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# File 'lib/fog/vsphere/models/compute/volume.rb', line 83 def server requires :server_id service.servers.get(server_id) end |
#size_gb ⇒ Object
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# File 'lib/fog/vsphere/models/compute/volume.rb', line 28 def size_gb attributes[:size_gb] ||= attributes[:size].to_i / DISK_SIZE_TO_GB if attributes[:size] end |
#size_gb=(s) ⇒ Object
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# File 'lib/fog/vsphere/models/compute/volume.rb', line 32 def size_gb= s attributes[:size] = s.to_i * DISK_SIZE_TO_GB if s end |
#to_s ⇒ Object
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# File 'lib/fog/vsphere/models/compute/volume.rb', line 36 def to_s name end |