Removing nodes & clients from chef server

gistfile1.rb

numbers_to_delete = (10..20).to_a # or any array of numbers you need to operate on
name_prefix = 'server-name-prefix-' # will be used in a search, ie: "name:server-name-prefix-11"
names_to_delete = numbers_to_delete.map { |i| "#{name_prefix}#{i}" }

nodes_to_destroy = search(:node, names_to_delete.map { |n| "name:#{n}" }.join(" OR "))
nodes_to_destroy.each { |n| n.destroy }

clients_to_destroy = search(:client, names_to_delete.map { |n| "name:#{n}" }.join(" OR "))
clients_to_destroy.each { |c| c.destroy }