Class: VSphereCloud::Resources::Datastore

Inherits:
Object
  • Object
show all
Defined in:
lib/cloud/vsphere/resources/datastore.rb

Overview

Datastore resource.

Constant Summary collapse

PROPERTIES = 
%w(summary.freeSpace summary.capacity name)

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(properties) ⇒ Datastore

Creates a Datastore resource from the prefetched vSphere properties.

Parameters:

  • properties (Hash) —

    prefetched vSphere properties to build the model.



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# File 'lib/cloud/vsphere/resources/datastore.rb', line 32

def initialize(properties)
  @mob = properties[:obj]
  @name = properties["name"]
  @total_space = properties["summary.capacity"].to_i / BYTES_IN_MB
  @synced_free_space = properties["summary.freeSpace"].to_i / BYTES_IN_MB
  @allocated_after_sync = 0
end

Instance Attribute Details

#allocated_after_sync ⇒ Integer

Returns allocated space since vSphere fetch.

Returns:

  • (Integer) —

    allocated space since vSphere fetch.



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# File 'lib/cloud/vsphere/resources/datastore.rb', line 26

def allocated_after_sync
  @allocated_after_sync
end

#mob ⇒ Vim::Datastore

Returns datastore vSphere MOB.

Returns:

  • (Vim::Datastore) —

    datastore vSphere MOB.



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# File 'lib/cloud/vsphere/resources/datastore.rb', line 10

def mob
  @mob
end

#name ⇒ String

Returns datastore name.

Returns:

  • (String) —

    datastore name.



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# File 'lib/cloud/vsphere/resources/datastore.rb', line 14

def name
  @name
end

#synced_free_space ⇒ Integer

Returns datastore free space when fetched from vSphere.

Returns:

  • (Integer) —

    datastore free space when fetched from vSphere.



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# File 'lib/cloud/vsphere/resources/datastore.rb', line 22

def synced_free_space
  @synced_free_space
end

#total_space ⇒ Integer

Returns datastore capacity.

Returns:

  • (Integer) —

    datastore capacity.



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# File 'lib/cloud/vsphere/resources/datastore.rb', line 18

def total_space
  @total_space
end

Instance Method Details

#allocate(space) ⇒ void

This method returns an undefined value.

Marks the disk space against the cached utilization data.

Parameters:

  • space (Integer) —

    requested disk space.



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# File 'lib/cloud/vsphere/resources/datastore.rb', line 49

def allocate(space)
  @allocated_after_sync += space
end

#free_space ⇒ Integer

Returns free disk space available for allocation.

Returns:

  • (Integer) —

    free disk space available for allocation



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# File 'lib/cloud/vsphere/resources/datastore.rb', line 41

def free_space
  @synced_free_space - @allocated_after_sync
end

#inspect ⇒ String

Returns debug datastore information.

Returns:

  • (String) —

    debug datastore information.



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# File 'lib/cloud/vsphere/resources/datastore.rb', line 54

def inspect
  "<Datastore: #@mob / #@name>"
end