Class: VagrantPlugins::ProviderLibvirt::Action::PrepareNFSSettings

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

Instance Method Summary collapse

Constructor Details

#initialize(app, env) ⇒ PrepareNFSSettings

Returns a new instance of PrepareNFSSettings.



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# File 'lib/vagrant-libvirt/action/prepare_nfs_settings.rb', line 6

def initialize(app,env)
  @app = app
  @logger = Log4r::Logger.new("vagrant::action::vm::nfs")
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/vagrant-libvirt/action/prepare_nfs_settings.rb', line 11

def call(env)
  @app.call(env)

  using_nfs = false
  env[:machine].config.vm.synced_folders.each do |id, opts|
    if opts[:nfs]
      using_nfs = true
      break
    end
  end

  if using_nfs
    @logger.info("Using NFS, preparing NFS settings by reading host IP and machine IP")
    env[:nfs_host_ip]    = read_host_ip(env[:machine],env)
    env[:nfs_machine_ip] = env[:machine].ssh_info[:host]

    raise Vagrant::Errors::NFSNoHostonlyNetwork if !env[:nfs_machine_ip]
  end
end

#read_host_ip(machine, env) ⇒ String

Returns the IP address of the first host only network adapter

Parameters:

  • machine (Machine)

Returns:

  • (String) 


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# File 'lib/vagrant-libvirt/action/prepare_nfs_settings.rb', line 35

def read_host_ip(machine,env)
  nets = env[:libvirt_compute].list_networks
  if nets.size == 1
    net = nets.first
  else
    domain = env[:libvirt_compute].servers.get(machine.id.to_s)
    xml=Nokogiri::XML(domain.to_xml)
    networkname = xml.xpath('/domain/devices/interface/source').first.attributes['network'].value.to_s
    puts "network name = #{networkname}"
    net = env[:libvirt_compute].list_networks.find {|netw| netw[:name] == networkname}
  end
  # FIXME better implement by libvirt xml parsing
  `ip addr show | grep -A 2 #{net[:bridge_name]} | grep -i 'inet ' | tr -s ' ' | cut -d' ' -f3 | cut -d'/' -f 1`.chomp
end

#read_machine_ip(machine) ⇒ String

Returns the IP address of the guest by looking at the first enabled host only network.

Returns:

  • (String) 


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# File 'lib/vagrant-libvirt/action/prepare_nfs_settings.rb', line 54

def read_machine_ip(machine)
  machine.config.vm.networks.each do |type, options|
    if type == :private_network && options[:ip].is_a?(String)
      return options[:ip]
    end
  end

  nil
end