Class: Chef::Provider::Package::Pacman

Inherits:
Chef::Provider::Package show all
Defined in:
lib/chef/provider/package/pacman.rb

Instance Attribute Summary

Attributes inherited from Chef::Provider

#action, #current_resource, #new_resource, #run_context

Instance Method Summary collapse

Methods inherited from Chef::Provider::Package

#action_install, #action_purge, #action_reconfig, #action_remove, #action_upgrade, #define_resource_requirements, #expand_options, #get_preseed_file, #initialize, #preseed_package, #preseed_resource, #reconfig_package, #removing_package?, #target_version_already_installed?, #whyrun_supported?

Methods included from Mixin::Command

#chdir_or_tmpdir, #handle_command_failures, #output_of_command, #run_command, #run_command_with_systems_locale

Methods included from Mixin::Command::Windows

#popen4

Methods included from Mixin::Command::Unix

#popen4

Methods inherited from Chef::Provider

#action_nothing, #cleanup_after_converge, #cookbook_name, #define_resource_requirements, #events, #initialize, #node, #process_resource_requirements, #requirements, #resource_collection, #run_action, #set_updated_status, #whyrun_mode?, #whyrun_supported?

Methods included from DSL::Recipe

#method_missing

Methods included from Mixin::ConvertToClassName

#convert_to_class_name, #convert_to_snake_case, #filename_to_qualified_string, #snake_case_basename

Constructor Details

This class inherits a constructor from Chef::Provider::Package

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Chef::DSL::Recipe

Instance Method Details

#candidate_version ⇒ Object 



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# File 'lib/chef/provider/package/pacman.rb', line 53

def candidate_version
  return @candidate_version if @candidate_version

  repos = ["extra","core","community"]

  if(::File.exists?("/etc/pacman.conf"))
    pacman = ::File.read("/etc/pacman.conf")
    repos = pacman.scan(/\[(.+)\]/).flatten
  end

  package_repos = repos.map {|r| Regexp.escape(r) }.join('|')

  status = popen4("pacman -Ss #{@new_resource.package_name}") do |pid, stdin, stdout, stderr|
    stdout.each do |line|
      case line
        when /^(#{package_repos})\/#{Regexp.escape(@new_resource.package_name)} (.+)$/
          # $2 contains a string like "4.4.0-1 (kde kdenetwork)" or "3.10-4 (base)"
          # simply split by space and use first token
          @candidate_version = $2.split(" ").first
      end
    end
  end

  unless status.exitstatus == 0 || status.exitstatus == 1
    raise Chef::Exceptions::Package, "pacman failed - #{status.inspect}!"
  end

  unless @candidate_version
    raise Chef::Exceptions::Package, "pacman does not have a version of package #{@new_resource.package_name}"
  end

  @candidate_version

end

#install_package(name, version) ⇒ Object 



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# File 'lib/chef/provider/package/pacman.rb', line 88

def install_package(name, version)
  run_command_with_systems_locale(
    :command => "pacman --sync --noconfirm --noprogressbar#{expand_options(@new_resource.options)} #{name}"
  )
end

#load_current_resource ⇒ Object 



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# File 'lib/chef/provider/package/pacman.rb', line 28

def load_current_resource
  @current_resource = Chef::Resource::Package.new(@new_resource.name)
  @current_resource.package_name(@new_resource.package_name)

  @current_resource.version(nil)

  Chef::Log.debug("#{@new_resource} checking pacman for #{@new_resource.package_name}")
  status = popen4("pacman -Qi #{@new_resource.package_name}") do |pid, stdin, stdout, stderr|
    stdout.each do |line|
      line.force_encoding(Encoding::UTF_8) if line.respond_to?(:force_encoding)
      case line
      when /^Version(\s?)*: (.+)$/
        Chef::Log.debug("#{@new_resource} current version is #{$2}")
        @current_resource.version($2)
      end
    end
  end

  unless status.exitstatus == 0 || status.exitstatus == 1
    raise Chef::Exceptions::Package, "pacman failed - #{status.inspect}!"
  end

  @current_resource
end

#purge_package(name, version) ⇒ Object 



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# File 'lib/chef/provider/package/pacman.rb', line 104

def purge_package(name, version)
  remove_package(name, version)
end

#remove_package(name, version) ⇒ Object 



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# File 'lib/chef/provider/package/pacman.rb', line 98

def remove_package(name, version)
  run_command_with_systems_locale(
    :command => "pacman --remove --noconfirm --noprogressbar#{expand_options(@new_resource.options)} #{name}"
  )
end

#upgrade_package(name, version) ⇒ Object 



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# File 'lib/chef/provider/package/pacman.rb', line 94

def upgrade_package(name, version)
  install_package(name, version)
end