vagrant/plugins/providers/hyperv/action/read_state.rb

require "log4r"

module VagrantPlugins
  module HyperV
    module Action
      class ReadState
        def initialize(app, env)
          @app    = app
          @logger = Log4r::Logger.new("vagrant::hyperv::connection")
        end

        def call(env)
          if env[:machine].id
            begin
              options = { vm_id: env[:machine].id }
              response = env[:machine].provider.driver.execute('get_vm_status.ps1', options)
              env[:machine_state_id] = response["state"].downcase.to_sym
            rescue Error::SubprocessError
              env[:machine].id = nil
              env[:ui].info "Could not find a machine, assuming it to be deleted or terminated."
              env[:machine_state_id] = :not_created
            end
          else
            env[:machine_state_id] = :not_created
          end
          @app.call(env)
        end
      end
    end
  end
end