Class: VSphereCloud::Resources::Datacenter

Inherits:
Object
  • Object
show all
Includes:
ObjectStringifier, VimSdk
Defined in:
lib/cloud/vsphere/resources/datacenter.rb

Constant Summary

Constants included from VimSdk

VimSdk::BASE_VERSION, VimSdk::DYNAMIC_TYPES, VimSdk::SOAP_BODY_END, VimSdk::SOAP_BODY_START, VimSdk::SOAP_BODY_TAG, VimSdk::SOAP_END, VimSdk::SOAP_ENVELOPE_END, VimSdk::SOAP_ENVELOPE_START, VimSdk::SOAP_ENVELOPE_TAG, VimSdk::SOAP_FAULT_TAG, VimSdk::SOAP_HEADER_END, VimSdk::SOAP_HEADER_START, VimSdk::SOAP_HEADER_TAG, VimSdk::SOAP_NAMESPACE_MAP, VimSdk::SOAP_START, VimSdk::VERSION1, VimSdk::XMLNS_SOAPENC, VimSdk::XMLNS_SOAPENV, VimSdk::XMLNS_VMODL_BASE, VimSdk::XMLNS_XSD, VimSdk::XMLNS_XSI, VimSdk::XML_ENCODING, VimSdk::XML_HEADER

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from ObjectStringifier

included

Constructor Details

#initialize(attrs) ⇒ Datacenter

Returns a new instance of Datacenter.



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# File 'lib/cloud/vsphere/resources/datacenter.rb', line 12

def initialize(attrs)
  @client = attrs.fetch(:client)
  @use_sub_folder = attrs.fetch(:use_sub_folder)
  @vm_folder = attrs.fetch(:vm_folder)
  @template_folder = attrs.fetch(:template_folder)
  @name = attrs.fetch(:name)
  @disk_path = attrs.fetch(:disk_path)
  @ephemeral_pattern = attrs.fetch(:ephemeral_pattern)
  @persistent_pattern = attrs.fetch(:persistent_pattern)
  @clusters = attrs.fetch(:clusters)
  @logger = attrs.fetch(:logger)
  @mem_overcommit = attrs.fetch(:mem_overcommit)

  @cluster_provider = ClusterProvider.new(self, @client, @logger)
end

Instance Attribute Details

#config ⇒ Object

Returns the value of attribute config.



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

def config
  @config
end

#disk_path ⇒ Object (readonly)

Returns the value of attribute disk_path.



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# File 'lib/cloud/vsphere/resources/datacenter.rb', line 28

def disk_path
  @disk_path
end

#ephemeral_pattern ⇒ Object (readonly)

Returns the value of attribute ephemeral_pattern.



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# File 'lib/cloud/vsphere/resources/datacenter.rb', line 28

def ephemeral_pattern
  @ephemeral_pattern
end

#mem_overcommit ⇒ Object (readonly)

Returns the value of attribute mem_overcommit.



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# File 'lib/cloud/vsphere/resources/datacenter.rb', line 28

def mem_overcommit
  @mem_overcommit
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/cloud/vsphere/resources/datacenter.rb', line 28

def name
  @name
end

#persistent_pattern ⇒ Object (readonly)

Returns the value of attribute persistent_pattern.



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# File 'lib/cloud/vsphere/resources/datacenter.rb', line 28

def persistent_pattern
  @persistent_pattern
end

Instance Method Details

#all_datastores ⇒ Object 



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# File 'lib/cloud/vsphere/resources/datacenter.rb', line 90

def all_datastores
  clusters.values.inject({}) do |acc, cluster|
    acc.merge!(cluster.all_datastores)
    acc
  end
end

#clusters ⇒ Object 



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# File 'lib/cloud/vsphere/resources/datacenter.rb', line 70

def clusters
  @logger.debug("All clusters provided: #{@clusters}")
  @clusters.keys.inject({}) do |acc, cluster_name|
    acc[cluster_name] = find_cluster(cluster_name)
    acc
  end
end

#find_cluster(cluster_name) ⇒ Object 



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# File 'lib/cloud/vsphere/resources/datacenter.rb', line 78

def find_cluster(cluster_name)
  cluster_config = @clusters[cluster_name]
  @cluster_provider.find(cluster_name, cluster_config)
end

#inspect ⇒ Object 



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# File 'lib/cloud/vsphere/resources/datacenter.rb', line 66

def inspect
  "<Datacenter: #{mob} / #{name}>"
end

#master_template_folder ⇒ Object 



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# File 'lib/cloud/vsphere/resources/datacenter.rb', line 62

def master_template_folder
  Folder.new(@template_folder, @logger, @client, name)
end

#master_vm_folder ⇒ Object 



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

def master_vm_folder
  Folder.new(@vm_folder, @logger, @client, name)
end

#mob ⇒ Object 



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# File 'lib/cloud/vsphere/resources/datacenter.rb', line 30

def mob
  mob = @client.find_by_inventory_path(name)
  raise "Datacenter '#{name}' not found" if mob.nil?
  mob
end

#persistent_datastores ⇒ Object 



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# File 'lib/cloud/vsphere/resources/datacenter.rb', line 83

def persistent_datastores
  clusters.values.inject({}) do |acc, cluster|
    acc.merge!(cluster.persistent_datastores)
    acc
  end
end

#pick_persistent_datastore(size) ⇒ Object 



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# File 'lib/cloud/vsphere/resources/datacenter.rb', line 97

def pick_persistent_datastore(size)
  weighted_datastores = []
  persistent_datastores.each_value do |datastore|
    if datastore.free_space - size >= DISK_HEADROOM
      weighted_datastores << [datastore, datastore.free_space]
    end
  end

  type = :persistent
  datastores = persistent_datastores.values
  available_datastores = datastores.reject { |datastore| datastore.free_space - size < DISK_HEADROOM }

  @logger.debug("Looking for a '#{type}' datastore with #{size}MB free space.")
  @logger.debug("All datastores within datacenter #{self.name}: #{datastores.map(&:debug_info)}")
  @logger.debug("Datastores with enough space: #{available_datastores.map(&:debug_info)}")

  selected_datastore = Util.weighted_random(available_datastores.map { |datastore| [datastore, datastore.free_space] })

  if selected_datastore.nil?
    raise Bosh::Clouds::NoDiskSpace.new(true), "Couldn't find a '#{type}' datastore with #{size}MB of free space. Found:\n #{datastores.map(&:debug_info).join("\n ")}\n"
  end
  selected_datastore
end

#template_folder ⇒ Object 



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# File 'lib/cloud/vsphere/resources/datacenter.rb', line 53

def template_folder
  if @use_sub_folder
    folder_path = [@template_folder, Bosh::Clouds::Config.uuid].join('/')
    Folder.new(folder_path, @logger, @client, name)
  else
    master_template_folder
  end
end

#vm_folder ⇒ Object 



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# File 'lib/cloud/vsphere/resources/datacenter.rb', line 36

def vm_folder
  if @use_sub_folder
    folder_path = [@vm_folder, Bosh::Clouds::Config.uuid].join('/')
    Folder.new(folder_path, @logger, @client, name)
  else
    master_vm_folder
  end
end

#vm_path(vm_cid) ⇒ Object 



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# File 'lib/cloud/vsphere/resources/datacenter.rb', line 45

def vm_path(vm_cid)
  [name, 'vm', vm_folder.path_components, vm_cid].join('/')
end