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#
# Author:: Thom May (<thom@chef.io>)
# Copyright:: Copyright (c) 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_relative "../resource"
class Chef
class Resource
class AptUpdate < Chef::Resource
unified_mode true
provides(:apt_update) { true }
description "Use the **apt_update** resource to manage APT repository updates on Debian and Ubuntu platforms."
introduced "12.7"
examples <<~DOC
**Update the Apt repository at a specified interval**:
```ruby
apt_update 'all platforms' do
frequency 86400
action :periodic
end
```
**Update the Apt repository at the start of a Chef Infra Client run**:
```ruby
apt_update 'update'
```
DOC
# allow bare apt_update with no name
property :name, String, default: ""
property :frequency, Integer,
description: "Determines how frequently (in seconds) APT repository updates are made. Use this property when the `:periodic` action is specified.",
default: 86_400
default_action :periodic
actions :update, :periodic
action_class do
APT_CONF_DIR = "/etc/apt/apt.conf.d".freeze
STAMP_DIR = "/var/lib/apt/periodic".freeze
# 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|
directory d do
recursive true
end
end
file "#{APT_CONF_DIR}/15update-stamp" do
content "APT::Update::Post-Invoke-Success {\"touch #{STAMP_DIR}/update-success-stamp 2>/dev/null || true\";};\n"
action :create_if_missing
end
execute "apt-get -q update" do
command [ "apt-get", "-q", "update" ]
default_env true
end
end
end
action :periodic do
return unless debian?
unless apt_up_to_date?
converge_by "update new lists of packages" do
do_update
end
end
end
action :update do
return unless debian?
converge_by "force update new lists of packages" do
do_update
end
end
end
end
end
|
