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#
# Author:: Adam Jacob (<adam@chef.io>)
# Copyright:: Copyright 2009-2016, Chef Software Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
require "chef/knife"
class Chef
class Knife
class NodeBulkDelete < Knife
deps do
require "chef/node"
require "chef/json_compat"
end
banner "knife node bulk delete REGEX (options)"
def run
if name_args.length < 1
ui.fatal("You must supply a regular expression to match the results against")
exit 42
end
nodes_to_delete = {}
matcher = /#{name_args[0]}/
all_nodes.each do |name, node|
next unless name =~ matcher
nodes_to_delete[name] = node
end
if nodes_to_delete.empty?
ui.msg "No nodes match the expression /#{name_args[0]}/"
exit 0
end
ui.msg("The following nodes will be deleted:")
ui.msg("")
ui.msg(ui.list(nodes_to_delete.keys.sort, :columns_down))
ui.msg("")
ui.confirm("Are you sure you want to delete these nodes")
nodes_to_delete.sort.each do |name, node|
node.destroy
ui.msg("Deleted node #{name}")
end
end
def all_nodes
node_uris_by_name = Chef::Node.list
node_uris_by_name.keys.inject({}) do |nodes_by_name, name|
nodes_by_name[name] = Chef::Node.new.tap { |n| n.name(name) }
nodes_by_name
end
end
end
end
end
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