Class: Chef::Provider::Package::Yum

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

Defined Under Namespace

Classes: YumCache

Instance Attribute Summary

Attributes inherited from Chef::Provider::Package

#candidate_version

Attributes inherited from Chef::Provider

#current_resource, #new_resource, #run_context

Instance Method Summary collapse

Methods inherited from Chef::Provider::Package

#action_install, #action_purge, #action_remove, #action_upgrade, #expand_options, #get_preseed_file, #preseed_package, #preseed_resource, #removing_package?

Methods included from Mixin::Command

#chdir_or_tmpdir, #handle_command_failures, #not_if, #only_if, #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, build_from_file, #cookbook_name, #node, #resource_collection

Methods included from Mixin::ConvertToClassName

#convert_to_class_name, #convert_to_snake_case, #filename_to_qualified_string, #snake_case_basename

Methods included from Mixin::RecipeDefinitionDSLCore

#method_missing

Methods included from Mixin::Language

#data_bag, #data_bag_item, #platform?, #search, #value_for_platform

Constructor Details

#initialize(new_resource, run_context) ⇒ Yum

Returns a new instance of Yum.



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# File 'lib/chef/provider/package/yum.rb', line 153

def initialize(new_resource, run_context)
  super
  @yum = YumCache.instance
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Chef::Mixin::RecipeDefinitionDSLCore

Instance Method Details

#arch ⇒ Object 



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# File 'lib/chef/provider/package/yum.rb', line 158

def arch
  if @new_resource.respond_to?("arch")
    @new_resource.arch 
  else
    nil
  end
end

#install_package(name, version) ⇒ Object 



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# File 'lib/chef/provider/package/yum.rb', line 209

def install_package(name, version)
  if @new_resource.source 
    run_command_with_systems_locale(
      :command => "yum -d0 -e0 -y #{@new_resource.options} localinstall #{@new_resource.source}"
    )
  else
    # Work around yum not exiting with an error if a package doesn't exist for CHEF-2062
    if @yum.version_available?(name, version, yum_arch)
      run_command_with_systems_locale(
        :command => "yum -d0 -e0 -y #{@new_resource.options} install #{name}-#{version}#{yum_arch}"
      )
    else
      raise ArgumentError, "#{@new_resource.name}: Version #{version} of #{name} not found. Did you specify both version and release? (version-release, e.g. 1.84-10.fc6)"
    end
  end
  @yum.flush
end

#load_current_resource ⇒ Object 



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# File 'lib/chef/provider/package/yum.rb', line 170

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

  if @new_resource.source
    unless ::File.exists?(@new_resource.source)
      raise Chef::Exceptions::Package, "Package #{@new_resource.name} not found: #{@new_resource.source}"
    end

    Chef::Log.debug("Checking rpm status for  #{@new_resource.package_name}")
    status = popen4("rpm -qp --queryformat '%{NAME} %{VERSION}-%{RELEASE}\n' #{@new_resource.source}") do |pid, stdin, stdout, stderr|
      stdout.each do |line|
        case line
        when /([\w\d_.-]+)\s([\w\d_.-]+)/
          @current_resource.package_name($1)
          @new_resource.version($2)
        end
      end
    end
  end

  Chef::Log.debug("Checking yum info for #{@new_resource.package_name}#{yum_arch}")

  @yum.refresh

  installed_version = @yum.installed_version(@new_resource.package_name, arch)
  @candidate_version = @yum.candidate_version(@new_resource.package_name, arch)

  @current_resource.version(installed_version)
  if candidate_version
    @candidate_version = candidate_version
  else
    @candidate_version = installed_version
  end
  Chef::Log.debug("#{@current_resource.name}: Installed version: #{installed_version} Candidate version: #{candidate_version}")

  @current_resource
end

#purge_package(name, version) ⇒ Object 



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# File 'lib/chef/provider/package/yum.rb', line 254

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

#remove_package(name, version) ⇒ Object 



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# File 'lib/chef/provider/package/yum.rb', line 240

def remove_package(name, version)
  if version
    run_command_with_systems_locale(
     :command => "yum -d0 -e0 -y #{@new_resource.options} remove #{name}-#{version}#{yum_arch}"
    )
  else
    run_command_with_systems_locale(
     :command => "yum -d0 -e0 -y #{@new_resource.options} remove #{name}#{yum_arch}"
    )
  end
    
  @yum.flush
end

#upgrade_package(name, version) ⇒ Object 



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# File 'lib/chef/provider/package/yum.rb', line 227

def upgrade_package(name, version)
  # If we're not given a version, running update is the correct
  # option. If we are, then running install_package is right.
  unless version
    run_command_with_systems_locale(
      :command => "yum -d0 -e0 -y #{@new_resource.options} update #{name}#{yum_arch}"
    )   
    @yum.flush
  else
    install_package(name, version)
  end
end

#yum_arch ⇒ Object 



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# File 'lib/chef/provider/package/yum.rb', line 166

def yum_arch
  arch ? ".#{arch}" : nil
end