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Contents
# frozen_string_literal: true
#
# Copyright:: 2016, Chris Henry
#
# 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.
#
module RuboCop
module Cop
module Chef
module Correctness
# Use a service resource to start and stop services
#
# @example when command starts a service
#
# #### incorrect
# command "/etc/init.d/mysql start"
# command "/sbin/service/memcached start"
#
class ServiceResource < Base
MSG = 'Use a service resource to start and stop services'
RESTRICT_ON_SEND = [:command].freeze
def_node_matcher :execute_command?, <<-PATTERN
(send nil? :command $str)
PATTERN
def on_send(node)
execute_command?(node) do |command|
if starts_service?(command)
add_offense(command, message: MSG, severity: :refactor)
end
end
end
def starts_service?(cmd)
cmd_str = cmd.to_s
(cmd_str.include?('/etc/init.d') || ['service ', '/sbin/service ',
'start ', 'stop ', 'invoke-rc.d '].any? do |service_cmd|
cmd_str.start_with?(service_cmd)
end) && %w(start stop restart reload).any? { |a| cmd_str.include?(a) }
end
end
end
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems