Class: Chef::Provider::Package::Rubygems

Inherits:
Chef::Provider::Package show all
Includes:
Mixin::GetSourceFromPackage, Mixin::Which
Defined in:
lib/chef/provider/package/rubygems.rb

Defined Under Namespace

Classes: AlternateGemEnvironment, CurrentGemEnvironment, GemEnvironment

Instance Attribute Summary collapse

Attributes inherited from Chef::Provider

#action, #after_resource, #current_resource, #logger, #new_resource, #run_context

Instance Method Summary collapse

Methods inherited from Chef::Provider::Package

#as_array, #check_resource_semantics!, #expand_options, #have_any_matching_version?, #lock_package, #multipackage_api_adapter, #options, #package_locked, #prepare_for_installation, #preseed_package, #reconfig_package, #removing_package?, #target_version_already_installed?, #unlock_package, #version_compare, #version_equals?

Methods included from Mixin::SubclassDirective

#subclass_directive

Methods inherited from Chef::Provider

action, action_description, action_descriptions, #action_nothing, #check_resource_semantics!, #compile_and_converge_action, #converge_by, #converge_if_changed, #cookbook_name, #description, #events, include_resource_dsl?, include_resource_dsl_module, #introduced, #load_after_resource, #node, #process_resource_requirements, provides, provides?, #recipe_name, #requirements, #resource_collection, #resource_updated?, #run_action, #set_updated_status, supports?, use, use_inline_resources, #validate_required_properties!, #whyrun_mode?, #whyrun_supported?

Methods included from Mixin::Provides

#provided_as, #provides, #provides?

Methods included from Mixin::DescendantsTracker

#descendants, descendants, direct_descendants, #direct_descendants, find_descendants_by_name, #find_descendants_by_name, #inherited, store_inherited

Methods included from Mixin::LazyModuleInclude

#descendants, #include, #included

Methods included from Mixin::PowershellOut

#powershell_out, #powershell_out!

Methods included from Mixin::WindowsArchitectureHelper

#assert_valid_windows_architecture!, #disable_wow64_file_redirection, #forced_32bit_override_required?, #is_i386_process_on_x86_64_windows?, #node_supports_windows_architecture?, #node_windows_architecture, #restore_wow64_file_redirection, #valid_windows_architecture?, #with_os_architecture, #wow64_architecture_override_required?, #wow64_directory

Methods included from DSL::Secret

#default_secret_config, #default_secret_service, #secret, #with_secret_config, #with_secret_service

Methods included from DSL::RenderHelpers

#render_json, #render_toml, #render_yaml

Methods included from DSL::ReaderHelpers

#parse_file, #parse_json, #parse_toml, #parse_yaml

Methods included from DSL::Powershell

#ps_credential

Methods included from DSL::RegistryHelper

#registry_data_exists?, #registry_get_subkeys, #registry_get_values, #registry_has_subkeys?, #registry_key_exists?, #registry_value_exists?

Methods included from DSL::ChefVault

#chef_vault, #chef_vault_item, #chef_vault_item_for_environment

Methods included from DSL::DataQuery

#data_bag, #data_bag_item, #search, #tagged?

Methods included from EncryptedDataBagItem::CheckEncrypted

#encrypted?

Methods included from DSL::PlatformIntrospection

#older_than_win_2012_or_8?, #platform?, #platform_family?, #value_for_platform, #value_for_platform_family

Methods included from DSL::Recipe

#exec, #have_resource_class_for?, #resource_class_for

Methods included from DSL::Definitions

add_definition, #evaluate_resource_definition, #has_resource_definition?

Methods included from DSL::Resources

add_resource_dsl, remove_resource_dsl

Methods included from DSL::Cheffish

load_cheffish

Methods included from DSL::RebootPending

#reboot_pending?

Methods included from DSL::IncludeRecipe

#include_recipe, #load_recipe

Methods included from Mixin::NotifyingBlock

#notifying_block, #subcontext_block

Methods included from DSL::DeclareResource

#build_resource, #declare_resource, #delete_resource, #delete_resource!, #edit_resource, #edit_resource!, #find_resource, #find_resource!, #resources, #with_run_context

Methods included from DSL::Compliance

#include_input, #include_profile, #include_waiver

Constructor Details

#initialize(new_resource, run_context = nil) ⇒ Rubygems

Returns a new instance of Rubygems.



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# File 'lib/chef/provider/package/rubygems.rb', line 452

def initialize(new_resource, run_context = nil)
  super
  @cleanup_gem_env = true
  if new_resource.gem_binary
    if new_resource.options && new_resource.options.is_a?(Hash)
      msg =  "options cannot be given as a hash when using an explicit gem_binary\n"
      msg << "in #{new_resource} from #{new_resource.source_line}"
      raise ArgumentError, msg
    end
    @gem_env = AlternateGemEnvironment.new(new_resource.gem_binary)
    logger.trace("#{new_resource} using gem '#{new_resource.gem_binary}'")
  elsif is_omnibus? && (!new_resource.instance_of? Chef::Resource::ChefGem)
    # Opscode Omnibus - The ruby that ships inside omnibus is only used for Chef
    # Default to installing somewhere more functional
    if new_resource.options && new_resource.options.is_a?(Hash)
      msg = [
        "Gem options must be passed to gem_package as a string instead of a hash when",
        "using this installation of #{ChefUtils::Dist::Infra::PRODUCT} because it runs with its own packaged Ruby. A hash",
        "may only be used when installing a gem to the same Ruby installation that #{ChefUtils::Dist::Infra::PRODUCT} is",
        "running under. See https://docs.chef.io/resources/gem_package/ for more information.",
        "Error raised at #{new_resource} from #{new_resource.source_line}",
      ].join("\n")
      raise ArgumentError, msg
    end
    gem_location = find_gem_by_path
    new_resource.gem_binary gem_location
    @gem_env = AlternateGemEnvironment.new(gem_location)
    logger.trace("#{new_resource} using gem '#{gem_location}'")
  else
    @gem_env = CurrentGemEnvironment.new
    @cleanup_gem_env = false
    logger.trace("#{new_resource} using gem from running ruby environment")
  end
end

Instance Attribute Details

#cleanup_gem_env ⇒ Object (readonly)

Returns the value of attribute cleanup_gem_env.



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# File 'lib/chef/provider/package/rubygems.rb', line 444

def cleanup_gem_env
  @cleanup_gem_env
end

#gem_env ⇒ Object (readonly)

Returns the value of attribute gem_env.



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# File 'lib/chef/provider/package/rubygems.rb', line 443

def gem_env
  @gem_env
end

Instance Method Details

#all_installed_versions ⇒ Object 



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# File 'lib/chef/provider/package/rubygems.rb', line 545

def all_installed_versions
  @all_installed_versions ||= @gem_env.installed_versions(Gem::Dependency.new(gem_dependency.name, ">= 0"))
end

#candidate_version ⇒ Object 



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# File 'lib/chef/provider/package/rubygems.rb', line 594

def candidate_version
  @candidate_version ||= if source_is_remote?
                           @gem_env.candidate_version_from_remote(gem_dependency, *gem_sources).to_s
                         else
                           @gem_env.candidate_version_from_file(gem_dependency, new_resource.source).to_s
                         end
end

#cleanup_after_converge ⇒ Object 



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# File 'lib/chef/provider/package/rubygems.rb', line 587

def cleanup_after_converge
  if @cleanup_gem_env
    logger.trace { "#{new_resource} resetting gem environment to default" }
    Gem.clear_paths
  end
end

#clear_sources? ⇒ Boolean

If clear_sources is nil, clearing sources is implied if a source was added or if the global rubygems URL is set. If clear_sources is not nil, it has been set explicitly on the resource and its value should be used.

Returns:

  • (Boolean) 


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# File 'lib/chef/provider/package/rubygems.rb', line 642

def clear_sources?
  if new_resource.clear_sources.nil?
    !!(new_resource.source || Chef::Config[:rubygems_url])
  else
    new_resource.clear_sources
  end
end

#current_version ⇒ Object 



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# File 'lib/chef/provider/package/rubygems.rb', line 522

def current_version
  # If one or more matching versions are installed, the newest of them
  # is the current version
  if !matching_installed_versions.empty?
    gemspec = matching_installed_versions.max_by(&:version)
    logger.trace { "#{new_resource} found installed gem #{gemspec.name} version #{gemspec.version} matching #{gem_dependency}" }
    gemspec
    # If no version matching the requirements exists, the latest installed
    # version is the current version.
  elsif !all_installed_versions.empty?
    gemspec = all_installed_versions.max_by(&:version)
    logger.trace { "#{new_resource} newest installed version of gem #{gemspec.name} is #{gemspec.version}" }
    gemspec
  else
    logger.trace { "#{new_resource} no installed version found for #{gem_dependency}" }
    nil
  end
end

#define_resource_requirements ⇒ Object 



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# File 'lib/chef/provider/package/rubygems.rb', line 578

def define_resource_requirements
  super

  requirements.assert(:all_actions) do |a|
    a.assertion { !new_resource.environment }
    a.failure_message Chef::Exceptions::Package, "The environment property is not supported for package resources on this platform"
  end
end

#find_gem_by_path ⇒ Object 



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# File 'lib/chef/provider/package/rubygems.rb', line 501

def find_gem_by_path
  which("gem", extra_path: RbConfig::CONFIG["bindir"])
end

#gem_binary_path ⇒ Object 



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# File 'lib/chef/provider/package/rubygems.rb', line 633

def gem_binary_path
  new_resource.gem_binary || "gem"
end

#gem_dependency ⇒ Object 



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# File 'lib/chef/provider/package/rubygems.rb', line 505

def gem_dependency
  Gem::Dependency.new(new_resource.package_name, new_resource.version)
end

#gem_sources ⇒ Object 



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# File 'lib/chef/provider/package/rubygems.rb', line 563

def gem_sources
  srcs = [ new_resource.source ]
  srcs << (Chef::Config[:rubygems_url] || "https://rubygems.org") if include_default_source?
  srcs.flatten.compact
end

#include_default_source? ⇒ Boolean

If include_default_source is nil, return true if the global rubygems_url was set or if clear_sources and source on the resource are not set. If include_default_source is not nil, it has been set explicitly on the resource and that value should be used.

Returns:

  • (Boolean) 


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# File 'lib/chef/provider/package/rubygems.rb', line 555

def include_default_source?
  if new_resource.include_default_source.nil?
    !!Chef::Config[:rubygems_url] || !(new_resource.source || new_resource.clear_sources)
  else
    new_resource.include_default_source
  end
end

#install_package(name, version) ⇒ Object

Installs the gem, using either the gems API or shelling out to gem according to the following criteria:

  1. Use gems API (Gem::DependencyInstaller) by default

  2. shell out to ‘gem install` when a String of options is given

  3. use gems API with options if a hash of options is given



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# File 'lib/chef/provider/package/rubygems.rb', line 614

def install_package(name, version)
  if source_is_remote? && new_resource.gem_binary.nil?
    if new_resource.options.nil?
      @gem_env.install(gem_dependency, sources: gem_sources)
    elsif new_resource.options.is_a?(Hash)
      options = new_resource.options
      options[:sources] = gem_sources
      @gem_env.install(gem_dependency, options)
    else
      install_via_gem_command(name, version)
    end
  elsif new_resource.gem_binary.nil?
    @gem_env.install(new_resource.source)
  else
    install_via_gem_command(name, version)
  end
  true
end

#install_via_gem_command(name, version) ⇒ Object 



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# File 'lib/chef/provider/package/rubygems.rb', line 650

def install_via_gem_command(name, version)
  src = []
  if new_resource.source.is_a?(String) && new_resource.source =~ /\.gem$/i
    name = new_resource.source
  else
    src << "--clear-sources" if clear_sources?
    src += gem_sources.map { |s| "--source=#{s}" }
  end
  src_str = src.empty? ? "" : " #{src.join(" ")}"
  if !version.nil? && !version.empty?
    shell_out!("#{gem_binary_path} install #{name} -q #{rdoc_string} -v \"#{version}\"#{src_str}#{opts}", env: nil)
  else
    shell_out!("#{gem_binary_path} install \"#{name}\" -q #{rdoc_string} #{src_str}#{opts}", env: nil)
  end
end

#is_omnibus? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/chef/provider/package/rubygems.rb', line 487

def is_omnibus?
  if %r{/(#{ChefUtils::Dist::Org::LEGACY_CONF_DIR}|#{ChefUtils::Dist::Infra::SHORT}|#{ChefUtils::Dist::Workstation::DIR_SUFFIX})/embedded/bin}.match?(RbConfig::CONFIG["bindir"])
    logger.trace("#{new_resource} detected omnibus installation in #{RbConfig::CONFIG["bindir"]}")
    # Omnibus installs to a static path because of linking on unix, find it.
    true
  elsif RbConfig::CONFIG["bindir"].sub(/^\w:/, "") == "/#{ChefUtils::Dist::Org::LEGACY_CONF_DIR}/#{ChefUtils::Dist::Infra::SHORT}/embedded/bin"
    logger.trace("#{new_resource} detected omnibus installation in #{RbConfig::CONFIG["bindir"]}")
    # windows, with the drive letter removed
    true
  else
    false
  end
end

#load_current_resource ⇒ Object 



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# File 'lib/chef/provider/package/rubygems.rb', line 569

def load_current_resource
  @current_resource = Chef::Resource::Package::GemPackage.new(new_resource.name)
  current_resource.package_name(new_resource.package_name)
  if current_spec = current_version
    current_resource.version(current_spec.version.to_s)
  end
  current_resource
end

#matching_installed_versions ⇒ Object 



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# File 'lib/chef/provider/package/rubygems.rb', line 541

def matching_installed_versions
  @matching_installed_versions ||= @gem_env.installed_versions(gem_dependency)
end

#purge_package(name, version) ⇒ Object 



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# File 'lib/chef/provider/package/rubygems.rb', line 692

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

#remove_package(name, version) ⇒ Object 



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# File 'lib/chef/provider/package/rubygems.rb', line 670

def remove_package(name, version)
  if new_resource.gem_binary.nil?
    if new_resource.options.nil?
      @gem_env.uninstall(name, version)
    elsif new_resource.options.is_a?(Hash)
      @gem_env.uninstall(name, version, new_resource.options)
    else
      uninstall_via_gem_command(name, version)
    end
  else
    uninstall_via_gem_command(name, version)
  end
end

#source_is_remote? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/chef/provider/package/rubygems.rb', line 509

def source_is_remote?
  return true if new_resource.source.nil?
  return true if new_resource.source.is_a?(Array)

  scheme = URI.parse(new_resource.source).scheme
  # URI.parse gets confused by MS Windows paths with forward slashes.
  scheme = nil if /^[a-z]$/.match?(scheme)
  %w{http https}.include?(scheme)
rescue URI::InvalidURIError
  logger.trace("#{new_resource} failed to parse source '#{new_resource.source}' as a URI, assuming a local path")
  false
end

#uninstall_via_gem_command(name, version) ⇒ Object 



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# File 'lib/chef/provider/package/rubygems.rb', line 684

def uninstall_via_gem_command(name, version)
  if version
    shell_out!("#{gem_binary_path} uninstall #{name} -q -x -I -v \"#{version}\"#{opts}", env: nil)
  else
    shell_out!("#{gem_binary_path} uninstall #{name} -q -x -I -a#{opts}", env: nil)
  end
end

#upgrade_package(name, version) ⇒ Object 



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# File 'lib/chef/provider/package/rubygems.rb', line 666

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

#version_requirement_satisfied?(current_version, new_version) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/chef/provider/package/rubygems.rb', line 602

def version_requirement_satisfied?(current_version, new_version)
  return false unless current_version && new_version

  Gem::Requirement.new(new_version).satisfied_by?(Gem::Version.new(current_version))
end