specinfra interface speed patch

specinfra_speed.patch

commit 83cd84ddad6d4ebf683cfaa5850dc2dc0b823f2d
Author: Stanley Karunditu <[email protected]>
Date:   Wed Jan 28 00:51:24 2015 -0500

    get speed from /sys/class/net instead of ethtool. simpler way of doing it.

diff --git a/lib/specinfra/command/linux/base/interface.rb b/lib/specinfra/command/linux/base/interface.rb
index 2bb5bec..0ba7efc 100644
--- a/lib/specinfra/command/linux/base/interface.rb
+++ b/lib/specinfra/command/linux/base/interface.rb
@@ -5,7 +5,7 @@ class Specinfra::Command::Linux::Base::Interface < Specinfra::Command::Base::Int
     end
 
     def get_speed_of(name)
-      "ethtool #{name} | grep Speed | gawk '{print gensub(/Speed: ([0-9]+)Mb\\\/s/,\"\\\\1\",\"\")}'"
+      "cat /sys/class/net/#{name}/speed"
     end
 
     def check_has_ipv4_address(interface, ip_address)