[admin] Add Golden rule migration script for the Rennes Cisco router

extras/cisco_vlan_202_to_100_rennes.rb

+#!/usr/bin/env ruby
+# Author:: Pascal Morillon (<pascal.morillon@irisa.fr>)
+# Date:: Thu Dec 08 15:48:23 +0100 2011
+#
+
+require 'yaml'
+
+site        = 'rennes'
+clusters    = %w{paramount paradent parapide parapluie}
+primary_eth = {
+              "paramount" => "eth0",
+              "paradent"  => "eth0",
+              "parapide"  => "eth0",
+              "parapluie" => "eth1"
+}
+not_referenced = []
+
+conf = ""
+clusters.each do |cluster|
+  yamldoc = YAML.load(File.read(File.join("generators", "input", "#{site}-#{cluster}.yaml")))
+  nodes = yamldoc.sort { |a,b| a.first.split('-')[1].to_i <=> b.first.split('-')[1].to_i }
+
+  nodes.each do |node|
+    if node.last["network_interfaces"][primary_eth[cluster]]["switch_port"].nil?
+      not_referenced << node.first
+      next
+    end
+    conf += "!\n"
+    conf += "interface GigabitEthernet#{node.last["network_interfaces"][primary_eth[cluster]]["switch_port"].split('i').last}\n"
+    conf += " description #{node.first}\n"
+    conf += " switchport access vlan 100\n"
+  end
+end
+conf += "!\n"
+puts conf
+if not_referenced.length > 0
+  STDERR.puts "Not referenced nodes :"
+  STDERR.puts not_referenced.inspect
+end