Class: Chef::Provider::Link

Inherits:
Chef::Provider show all
Includes:
Mixin::EnforceOwnershipAndPermissions, Mixin::FileClass
Defined in:
lib/chef/provider/link.rb

Instance Attribute Summary

Attributes inherited from Chef::Provider

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

Instance Method Summary collapse

Methods included from Mixin::FileClass

#file_class

Methods included from Mixin::EnforceOwnershipAndPermissions

#access_controls, #enforce_ownership_and_permissions

Methods inherited from Chef::Provider

action, action_description, action_descriptions, #action_nothing, #check_resource_semantics!, #cleanup_after_converge, #compile_and_converge_action, #converge_by, #converge_if_changed, #cookbook_name, #description, #events, include_resource_dsl?, include_resource_dsl_module, #initialize, #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

This class inherits a constructor from Chef::Provider

Instance Method Details

#canonicalize(path) ⇒ Object 



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# File 'lib/chef/provider/link.rb', line 75

def canonicalize(path)
  ChefUtils.windows? ? path.tr("/", "\\") : path
end

#define_resource_requirements ⇒ Object 



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# File 'lib/chef/provider/link.rb', line 60

def define_resource_requirements
  requirements.assert(:delete) do |a|
    a.assertion do
      if current_resource.to
        current_resource.link_type == new_resource.link_type &&
          (current_resource.link_type == :symbolic || current_resource.to != "")
      else
        true
      end
    end
    a.failure_message Chef::Exceptions::Link, "Cannot delete #{new_resource} at #{new_resource.target_file}! Not a #{new_resource.link_type} link."
    a.whyrun("Would assume the link at #{new_resource.target_file} was previously created")
  end
end

#load_current_resource ⇒ Object 



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# File 'lib/chef/provider/link.rb', line 36

def load_current_resource
  @current_resource = Chef::Resource::Link.new(new_resource.name)
  current_resource.target_file(new_resource.target_file)
  if file_class.symlink?(current_resource.target_file)
    current_resource.link_type(:symbolic)
    current_resource.to(
      canonicalize(file_class.readlink(current_resource.target_file))
    )
  else
    current_resource.link_type(:hard)
    if ::File.exist?(current_resource.target_file)
      if ::File.exist?(new_resource.to) &&
          file_class.stat(current_resource.target_file).ino ==
              file_class.stat(new_resource.to).ino
        current_resource.to(canonicalize(new_resource.to))
      else
        current_resource.to("")
      end
    end
  end
  ScanAccessControl.new(new_resource, current_resource).set_all!
  current_resource
end

#manage_symlink_access? ⇒ Boolean

Implementation components *should not* follow symlinks when managing access control (e.g., use lchmod instead of chmod) if the resource is a symlink.

Returns:

  • (Boolean) 


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# File 'lib/chef/provider/link.rb', line 154

def manage_symlink_access?
  new_resource.link_type == :symbolic
end