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, #cookbook_name, #current_resource, #new_resource, #recipe_name, #run_context

Instance Method Summary collapse

Methods included from Mixin::Which

#where, #which

Methods inherited from Chef::Provider::Package

#action_lock, #action_unlock, #as_array, #check_resource_semantics!, #define_resource_requirements, #expand_options, #get_preseed_file, #have_any_matching_version?, #lock_package, #multipackage_api_adapter, #options, #package_locked, #preseed_package, #preseed_resource, #reconfig_package, #removing_package?, #target_version_already_installed?, #unlock_package, #version_compare, #version_equals?

Methods included from Mixin::SubclassDirective

#subclass_directive

Methods included from Mixin::ShellOut

#a_to_s, #clean_array, #shell_out, #shell_out!, #shell_out_compact, #shell_out_compact!, #shell_out_compact_timeout, #shell_out_compact_timeout!, #shell_out_with_systems_locale, #shell_out_with_systems_locale!

Methods included from Mixin::PathSanity

#enforce_path_sanity, #sanitized_path

Methods inherited from Chef::Provider

action, #action_nothing, #check_resource_semantics!, #compile_and_converge_action, #converge_by, #converge_if_changed, #define_resource_requirements, #events, include_resource_dsl?, include_resource_dsl_module, #node, #process_resource_requirements, provides, provides?, #requirements, #resource_collection, #resource_updated?, #run_action, #set_updated_status, supports?, use_inline_resources, #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::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!, #with_run_context

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::PlatformIntrospection

#docker?, #platform?, #platform_family?, #value_for_platform, #value_for_platform_family

Constructor Details

#initialize(new_resource, run_context = nil) ⇒ Rubygems

Returns a new instance of Rubygems.



365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
 
# File 'lib/chef/provider/package/rubygems.rb', line 365

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)
    Chef::Log.debug("#{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 Chef because it runs with its own packaged Ruby. A hash",
        "may only be used when installing a gem to the same Ruby installation that Chef is",
        "running under.  See https://docs.chef.io/resource_gem_package.html 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)
    Chef::Log.debug("#{new_resource} using gem '#{gem_location}'")
  else
    @gem_env = CurrentGemEnvironment.new
    @cleanup_gem_env = false
    Chef::Log.debug("#{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.



353
354
355
 
# File 'lib/chef/provider/package/rubygems.rb', line 353

def cleanup_gem_env
  @cleanup_gem_env
end

#gem_env ⇒ Object (readonly)

Returns the value of attribute gem_env.



352
353
354
 
# File 'lib/chef/provider/package/rubygems.rb', line 352

def gem_env
  @gem_env
end

Instance Method Details

#all_installed_versions ⇒ Object 



464
465
466
467
468
 
# File 'lib/chef/provider/package/rubygems.rb', line 464

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

#candidate_version ⇒ Object 



492
493
494
495
496
497
498
499
500
 
# File 'lib/chef/provider/package/rubygems.rb', line 492

def candidate_version
  @candidate_version ||= begin
                          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
end

#cleanup_after_converge ⇒ Object 



485
486
487
488
489
490
 
# File 'lib/chef/provider/package/rubygems.rb', line 485

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

#current_version ⇒ Object 



434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
 
# File 'lib/chef/provider/package/rubygems.rb', line 434

def current_version
  # rubygems 2.6.3 ensures that gem lists are sorted newest first
  pos = if Gem::Version.new(Gem::VERSION) >= Gem::Version.new("2.6.3")
          :first
        else
          :last
        end

  # 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.send(pos)
    logger.debug { "#{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.send(pos)
    logger.debug { "#{new_resource} newest installed version of gem #{gemspec.name} is #{gemspec.version}" }
    gemspec
  else
    logger.debug { "#{new_resource} no installed version found for #{gem_dependency}" }
    nil
  end
end

#find_gem_by_path ⇒ Object 



414
415
416
 
# File 'lib/chef/provider/package/rubygems.rb', line 414

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

#gem_binary_path ⇒ Object 



532
533
534
 
# File 'lib/chef/provider/package/rubygems.rb', line 532

def gem_binary_path
  new_resource.gem_binary || "gem"
end

#gem_dependency ⇒ Object 



418
419
420
 
# File 'lib/chef/provider/package/rubygems.rb', line 418

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

#gem_sources ⇒ Object 



470
471
472
473
474
 
# File 'lib/chef/provider/package/rubygems.rb', line 470

def gem_sources
  srcs = [ new_resource.source ]
  srcs << Chef::Config[:rubygems_url] if new_resource.include_default_source
  srcs.flatten.compact
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



513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
 
# File 'lib/chef/provider/package/rubygems.rb', line 513

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 



536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
 
# File 'lib/chef/provider/package/rubygems.rb', line 536

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 new_resource.clear_sources
    src += gem_sources.map { |s| "--source=#{s}" }
  end
  src_str = src.empty? ? "" : " #{src.join(" ")}"
  if !version.nil? && !version.empty?
    shell_out_with_timeout!("#{gem_binary_path} install #{name} -q --no-rdoc --no-ri -v \"#{version}\"#{src_str}#{opts}", env: nil)
  else
    shell_out_with_timeout!("#{gem_binary_path} install \"#{name}\" -q --no-rdoc --no-ri #{src_str}#{opts}", env: nil)
  end
end

#is_omnibus? ⇒ Boolean

Returns:

  • (Boolean) 


400
401
402
403
404
405
406
407
408
409
410
411
412
 
# File 'lib/chef/provider/package/rubygems.rb', line 400

def is_omnibus?
  if RbConfig::CONFIG["bindir"] =~ %r{/(opscode|chef|chefdk)/embedded/bin}
    Chef::Log.debug("#{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]:/, "") == "/opscode/chef/embedded/bin"
    Chef::Log.debug("#{new_resource} detected omnibus installation in #{RbConfig::CONFIG['bindir']}")
    # windows, with the drive letter removed
    true
  else
    false
  end
end

#load_current_resource ⇒ Object 



476
477
478
479
480
481
482
483
 
# File 'lib/chef/provider/package/rubygems.rb', line 476

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

#logger ⇒ Object 



355
356
357
 
# File 'lib/chef/provider/package/rubygems.rb', line 355

def logger
  Chef::Log.logger
end

#matching_installed_versions ⇒ Object 



460
461
462
 
# File 'lib/chef/provider/package/rubygems.rb', line 460

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

#purge_package(name, version) ⇒ Object 



578
579
580
 
# File 'lib/chef/provider/package/rubygems.rb', line 578

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

#remove_package(name, version) ⇒ Object 



556
557
558
559
560
561
562
563
564
565
566
567
568
 
# File 'lib/chef/provider/package/rubygems.rb', line 556

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) 


422
423
424
425
426
427
428
429
430
431
432
 
# File 'lib/chef/provider/package/rubygems.rb', line 422

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 scheme =~ /^[a-z]$/
  %w{http https}.include?(scheme)
rescue URI::InvalidURIError
  Chef::Log.debug("#{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 



570
571
572
573
574
575
576
 
# File 'lib/chef/provider/package/rubygems.rb', line 570

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

#upgrade_package(name, version) ⇒ Object 



552
553
554
 
# File 'lib/chef/provider/package/rubygems.rb', line 552

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

#version_requirement_satisfied?(current_version, new_version) ⇒ Boolean

Returns:

  • (Boolean) 


502
503
504
505
 
# File 'lib/chef/provider/package/rubygems.rb', line 502

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