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#
# Author:: Thom May (<thom@chef.io>)
# Copyright:: Copyright (c) 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/resource"
require "chef/dsl/declare_resource"
class Chef
class Provider
class AptUpdate < Chef::Provider
include Chef::DSL::DeclareResource
provides :apt_update, os: "linux"
APT_CONF_DIR = "/etc/apt/apt.conf.d"
STAMP_DIR = "/var/lib/apt/periodic"
def whyrun_supported?
true
end
def load_current_resource
end
def action_periodic
if !apt_up_to_date?
converge_by "update new lists of packages" do
do_update
end
end
end
def action_update
converge_by "force update new lists of packages" do
do_update
end
end
private
# Determines whether we need to run `apt-get update`
#
# @return [Boolean]
def apt_up_to_date?
::File.exist?("#{STAMP_DIR}/update-success-stamp") &&
::File.mtime("#{STAMP_DIR}/update-success-stamp") > Time.now - new_resource.frequency
end
def do_update
[STAMP_DIR, APT_CONF_DIR].each do |d|
build_resource(:directory, d, caller[0]) do
recursive true
end.run_action(:create)
end
build_resource(:file, "#{APT_CONF_DIR}/15update-stamp", caller[0]) do
content "APT::Update::Post-Invoke-Success {\"touch #{STAMP_DIR}/update-success-stamp 2>/dev/null || true\";};"
end.run_action(:create_if_missing)
shell_out!("apt-get -q update")
end
end
end
end
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