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#
# Author:: Ezra Zygmuntowicz (<ezra@engineyard.com>)
# Copyright:: Copyright (c) 2008 Opscode, 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/package'
require 'chef/mixin/command'
require 'chef/resource/package'
class Chef
class Provider
class Package
class Portage < Chef::Provider::Package
def load_current_resource
@current_resource = Chef::Resource::Package.new(@new_resource.name)
@current_resource.package_name(@new_resource.package_name)
category = @new_resource.package_name.split('/').first
pkg = @new_resource.package_name.split('/').last
@current_resource.version(nil)
catdir = "/var/db/pkg/#{category}"
if( ::File.exists?(catdir) )
Dir.entries(catdir).each do |entry|
if(entry =~ /^#{Regexp.escape(pkg)}\-(.+)/)
@current_resource.version($1)
Chef::Log.debug("Got current version #{$1}")
break
end
end
end
@current_resource
end
def parse_emerge(package, txt)
available, installed, pkg = nil
txt.each do |line|
if line =~ /\*(.*)/
pkg = $1.strip
end
if (pkg == package) || (pkg.split('/').last == package rescue false)
if line =~ /Latest version available: (.*)/
available = $1
elsif line =~ /Latest version installed: (.*)/
installed = $1
end
end
end
available = installed unless available
[available, installed]
end
def candidate_version
return @candidate_version if @candidate_version
status = popen4("emerge --color n --nospinner --search #{@new_resource.package_name.split('/').last}") do |pid, stdin, stdout, stderr|
available, installed = parse_emerge(@new_resource.package_name, stdout.read)
@candidate_version = available
end
unless status.exitstatus == 0
raise Chef::Exceptions::Package, "emerge --search failed - #{status.inspect}!"
end
@candidate_version
end
def install_package(name, version)
pkg = "=#{name}-#{version}"
if(version =~ /^\~(.+)/)
# If we start with a tilde
pkg = "~#{name}-#{$1}"
end
run_command_with_systems_locale(
:command => "emerge -g --color n --nospinner --quiet#{expand_options(@new_resource.options)} #{pkg}"
)
end
def upgrade_package(name, version)
install_package(name, version)
end
def remove_package(name, version)
if(version)
pkg = "=#{@new_resource.package_name}-#{version}"
else
pkg = "#{@new_resource.package_name}"
end
run_command_with_systems_locale(
:command => "emerge --unmerge --color n --nospinner --quiet#{expand_options(@new_resource.options)} #{pkg}"
)
end
def purge_package(name, version)
remove_package(name, version)
end
end
end
end
end
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