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#
# Author:: Tim Smith (<tsmith@chef.io>)
# Copyright:: 2016-2017, 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/provider"
require "chef/dsl/declare_resource"
require "chef/provider/noop"
require "chef/log"
class Chef
class Provider
class AptPreference < Chef::Provider
provides :apt_preference, platform_family: "debian"
APT_PREFERENCE_DIR = "/etc/apt/preferences.d".freeze
def load_current_resource
end
action :add do
preference = build_pref(
new_resource.glob || new_resource.package_name,
new_resource.pin,
new_resource.pin_priority
)
declare_resource(:directory, APT_PREFERENCE_DIR) do
mode "0755"
action :create
end
sanitized_prefname = safe_name(new_resource.package_name)
# cleanup any existing pref files w/o the sanitized name (created by old apt cookbook)
if (sanitized_prefname != new_resource.package_name) && ::File.exist?("#{APT_PREFERENCE_DIR}/#{new_resource.package_name}.pref")
Chef::Log.warn "Replacing legacy #{new_resource.package_name}.pref with #{sanitized_prefname}.pref in #{APT_PREFERENCE_DIR}"
declare_resource(:file, "#{APT_PREFERENCE_DIR}/#{new_resource.package_name}.pref") do
action :delete
end
end
# cleanup any existing pref files without the .pref extension (created by old apt cookbook)
if ::File.exist?("#{APT_PREFERENCE_DIR}/#{new_resource.package_name}")
Chef::Log.warn "Replacing legacy #{new_resource.package_name} with #{sanitized_prefname}.pref in #{APT_PREFERENCE_DIR}"
declare_resource(:file, "#{APT_PREFERENCE_DIR}/#{new_resource.package_name}") do
action :delete
end
end
declare_resource(:file, "#{APT_PREFERENCE_DIR}/#{sanitized_prefname}.pref") do
mode "0644"
content preference
action :create
end
end
action :remove do
sanitized_prefname = safe_name(new_resource.package_name)
if ::File.exist?("#{APT_PREFERENCE_DIR}/#{sanitized_prefname}.pref")
Chef::Log.info "Un-pinning #{sanitized_prefname} from #{APT_PREFERENCE_DIR}"
declare_resource(:file, "#{APT_PREFERENCE_DIR}/#{sanitized_prefname}.pref") do
action :delete
end
end
end
# Build preferences.d file contents
def build_pref(package_name, pin, pin_priority)
"Package: #{package_name}\nPin: #{pin}\nPin-Priority: #{pin_priority}\n"
end
def safe_name(name)
name.tr(".", "_").gsub("*", "wildcard")
end
end
end
end
Chef::Provider::Noop.provides :apt_preference
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