Class: VagrantPlugins::Skytap::Action::PrepareNFSSettings

Inherits:
Object
  • Object
show all
Includes:
ActionHelpers
Defined in:
lib/vagrant-skytap/action/prepare_nfs_settings.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from ActionHelpers

#current_vm

Constructor Details

#initialize(app, env) ⇒ PrepareNFSSettings

Returns a new instance of PrepareNFSSettings.



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# File 'lib/vagrant-skytap/action/prepare_nfs_settings.rb', line 33

def initialize(app,env)
  @app = app
  @env = env
  @logger = Log4r::Logger.new("vagrant_skytap::action::prepare_nfs_settings")
end

Instance Attribute Details

#env ⇒ Object (readonly)

Returns the value of attribute env.



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# File 'lib/vagrant-skytap/action/prepare_nfs_settings.rb', line 31

def env
  @env
end

#host_vm ⇒ Object (readonly)

Returns the value of attribute host_vm.



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# File 'lib/vagrant-skytap/action/prepare_nfs_settings.rb', line 31

def host_vm
  @host_vm
end

#machine ⇒ Object (readonly)

Returns the value of attribute machine.



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# File 'lib/vagrant-skytap/action/prepare_nfs_settings.rb', line 31

def machine
  @machine
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/vagrant-skytap/action/prepare_nfs_settings.rb', line 39

def call(env)
  @machine = env[:machine]
  @host_vm = env[:vagrant_host_vm]

  if using_nfs?
    env[:nfs_host_ip] = read_host_ip
    env[:nfs_machine_ip] = read_machine_ip
  end

  @app.call(env)
end

#read_host_ip ⇒ String

Returns the IP address of the host, preferring one on an interface which the client can route to. If we’re running in a Skytap VM, and the guest’s network is NAT-enabled, the host VM will have been assigned a NAT address which can be determined from its metadata.

Returns:



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# File 'lib/vagrant-skytap/action/prepare_nfs_settings.rb', line 72

def read_host_ip
  if host_vm
    host_iface = host_vm.reload.interfaces.first
    guest_network = current_vm(env).interfaces.first.network
  end

  if guest_network.try(:nat_enabled?)
    host_iface.nat_address_for_network(guest_network)
  else
    UDPSocket.open do |s|
      s.connect(machine.ssh_info[:host], 1)
      @logger.debug("PrepareNFSSettings#read_host_ip found the following addresses #{s.addr}")
      s.addr.last
    end
  end.tap do |ret|
    @logger.debug("PrepareNFSSettings#read_host_ip returning #{ret}")
  end
end

#read_machine_ip ⇒ String

Returns the IP address of the guest VM.

Returns:



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# File 'lib/vagrant-skytap/action/prepare_nfs_settings.rb', line 94

def read_machine_ip
  machine.ssh_info[:host]
end

#using_nfs? ⇒ Boolean

Determine whether there are enabled synced folders defined for this machine which are either of type :nfs, or of the default type (Vagrant may choose NFS as the default). github.com/mitchellh/vagrant/issues/4192

Returns:

  • (Boolean) 


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# File 'lib/vagrant-skytap/action/prepare_nfs_settings.rb', line 57

def using_nfs?
  machine.config.vm.synced_folders.any? do |_, opts|
    (opts[:type] == :nfs || opts[:type].blank?) unless opts[:disabled]
  end.tap do |ret|
    @logger.debug("PrepareNFSSettings#using_nfs? returning #{ret}. "\
      "Synced folders: #{machine.config.vm.synced_folders.inspect}")
  end
end