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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 ClientBulkDelete < Knife
deps do
require "chef/api_client_v1"
require "chef/json_compat"
end
option :delete_validators,
short: "-D",
long: "--delete-validators",
description: "Force deletion of clients if they're validators"
banner "knife client 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
all_clients = Chef::ApiClientV1.list(true)
matcher = /#{name_args[0]}/
clients_to_delete = {}
validators_to_delete = {}
all_clients.each do |name, client|
next unless name =~ matcher
if client.validator
validators_to_delete[client.name] = client
else
clients_to_delete[client.name] = client
end
end
if clients_to_delete.empty? && validators_to_delete.empty?
ui.info "No clients match the expression /#{name_args[0]}/"
exit 0
end
check_and_delete_validators(validators_to_delete)
check_and_delete_clients(clients_to_delete)
end
def check_and_delete_validators(validators)
unless validators.empty?
unless config[:delete_validators]
ui.msg("The following clients are validators and will not be deleted:")
print_clients(validators)
ui.msg("You must specify --delete-validators to delete the validator clients")
else
ui.msg("The following validators will be deleted:")
print_clients(validators)
if ui.confirm_without_exit("Are you sure you want to delete these validators")
destroy_clients(validators)
end
end
end
end
def check_and_delete_clients(clients)
unless clients.empty?
ui.msg("The following clients will be deleted:")
print_clients(clients)
ui.confirm("Are you sure you want to delete these clients")
destroy_clients(clients)
end
end
def destroy_clients(clients)
clients.sort.each do |name, client|
client.destroy
ui.msg("Deleted client #{name}")
end
end
def print_clients(clients)
ui.msg("")
ui.msg(ui.list(clients.keys.sort, :columns_down))
ui.msg("")
end
end
end
end
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