net.rb

# i want to keep ip and gw, but i want to avoid repeating from "adapters.each" to netconnectionsid.each in both of them. lambdas?

general do |netconnectionid|
  Nic::IPConfig.enablestatic(netconnectionid,
                             :ip     => myconfig[:ipaddress],
                             :mask   => myconfig[:subnetmask])
end

general do |netconnectionid|
  Nic::IPConfig.setgateways(netconnectionid,
                            :defaultgw    => myconfig[:defaultgw],
                            :gwcostmetric => myconfig[:gwcostmetric])
end

def general
  raise "needs a block" unless block_given?

  adapters.each { |adapter|
    if adapter.deviceid
      nicid=adapter.deviceid
      netconnectionids=Nic::IPConfig.wmi_exec_assoc(my_wmi, nicid)
      netconnectionids.each { |netconnectionid| yield netconnectionid }
    end
  end
end