[DRE-commits] [SCM] chef.git branch, master, updated. debian/10.12.0-2-2-g5e277ba

Tollef Fog Heen tfheen at debian.org
Thu Feb 28 13:25:28 UTC 2013


The following commit has been merged in the master branch:
commit 496de176e0c640fc92b00cf402973f086adad449
Author: Tollef Fog Heen <tfheen at debian.org>
Date:   Thu Feb 28 13:57:28 2013 +0100

    Backport fixes from 10.22 to work around API breakage in JSON gem. Closes: #701629

diff --git a/debian/changelog b/debian/changelog
index b8fc31c..7f5c974 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+chef (10.12.0-3) UNRELEASED; urgency=high
+
+  * Backport fixes from 10.22 to work around API breakage in JSON gem.
+    Closes: #701629
+
+ -- Tollef Fog Heen <tfheen at debian.org>  Thu, 28 Feb 2013 13:56:32 +0100
+
 chef (10.12.0-2) unstable; urgency=low
 
   * Team upload
diff --git a/debian/patches/json_create_CVE-2013-0269_workaround.diff b/debian/patches/json_create_CVE-2013-0269_workaround.diff
new file mode 100644
index 0000000..fa5beb6
--- /dev/null
+++ b/debian/patches/json_create_CVE-2013-0269_workaround.diff
@@ -0,0 +1,165 @@
+diff --git a/lib/chef/cookbook_version.rb b/lib/chef/cookbook_version.rb
+index 1c2deef..c7c9503 100644
+--- a/lib/chef/cookbook_version.rb
++++ b/lib/chef/cookbook_version.rb
+@@ -807,7 +807,7 @@ class Chef
+       cookbook_version.manifest = o
+ 
+       # We don't need the following step when we decide to stop supporting deprecated operators in the metadata (e.g. <<, >>)
+-      cookbook_version.manifest["metadata"] = JSON.parse(cookbook_version.metadata.to_json)
++      cookbook_version.manifest["metadata"] = Chef::JSONCompat.from_json(cookbook_version.metadata.to_json)
+ 
+       cookbook_version.freeze_version if o["frozen?"]
+       cookbook_version
+diff --git a/lib/chef/json_compat.rb b/lib/chef/json_compat.rb
+index 9f59a41..4e14a11 100644
+--- a/lib/chef/json_compat.rb
++++ b/lib/chef/json_compat.rb
+@@ -24,6 +24,22 @@ class Chef
+   class JSONCompat
+     JSON_MAX_NESTING = 1000
+ 
++    JSON_CLASS = "json_class".freeze
++
++    CHEF_APICLIENT          = "Chef::ApiClient".freeze
++    CHEF_CHECKSUM           = "Chef::Checksum".freeze
++    CHEF_COOKBOOKVERSION    = "Chef::CookbookVersion".freeze
++    CHEF_DATABAG            = "Chef::DataBag".freeze
++    CHEF_DATABAGITEM        = "Chef::DataBagItem".freeze
++    CHEF_ENVIRONMENT        = "Chef::Environment".freeze
++    CHEF_NODE               = "Chef::Node".freeze
++    CHEF_ROLE               = "Chef::Role".freeze
++    CHEF_SANDBOX            = "Chef::Sandbox".freeze
++    CHEF_RESOURCE           = "Chef::Resource".freeze
++    CHEF_RESOURCECOLLECTION = "Chef::ResourceCollection".freeze
++    CHEF_WEBUIUSER          = "Chef::WebUIUser".freeze
++    CHEF_OPENIDREGISTRAION  = "Chef::OpenIDRegistration".freeze
++
+     class <<self
+       # See CHEF-1292/PL-538. Increase the max nesting for JSON, which defaults
+       # to 19, and isn't enough for some (for example, a Node within a Node)
+@@ -38,7 +54,49 @@ class Chef
+ 
+       # Just call the JSON gem's parse method with a modified :max_nesting field
+       def from_json(source, opts = {})
+-        ::JSON.parse(source, opts_add_max_nesting(opts))
++        obj = ::Yajl::Parser.parse(source)
++
++        unless obj.kind_of?(Hash) || obj.kind_of?(Array)
++          raise JSON::ParserError, "Top level JSON object must be a Hash or Array (actual: #{obj.class})"
++        end
++
++        # The old default in the json gem (which we are mimicing because we
++        # sadly rely on this misfeature) is to "create additions" i.e., convert
++        # JSON objects into ruby objects. Explicit :create_additions => false
++        # is required to turn it off.
++        if opts[:create_additions].nil? || opts[:create_additions]
++          map_to_rb_obj(obj)
++        else
++          obj
++        end
++      rescue Yajl::ParseError => e
++        raise JSON::ParserError, e.message
++      end
++
++      # Look at an object that's a basic type (from json parse) and convert it
++      # to an instance of Chef classes if desired.
++      def map_to_rb_obj(json_obj)
++        res = case json_obj
++        when Hash
++          mapped_hash = map_hash_to_rb_obj(json_obj)
++          if json_obj.has_key?(JSON_CLASS) && (class_to_inflate = class_for_json_class(json_obj[JSON_CLASS]))
++            class_to_inflate.json_create(mapped_hash)
++          else
++            mapped_hash
++          end
++        when Array
++          json_obj.map {|e| map_to_rb_obj(e) }
++        else
++          json_obj
++        end
++        res
++      end
++
++      def map_hash_to_rb_obj(json_hash)
++        json_hash.each do |key, value|
++          json_hash[key] = map_to_rb_obj(value)
++        end
++        json_hash
+       end
+ 
+       def to_json(obj, opts = nil)
+@@ -48,6 +106,44 @@ class Chef
+       def to_json_pretty(obj, opts = nil)
+         ::JSON.pretty_generate(obj, opts_add_max_nesting(opts))
+       end
++
++
++      def class_for_json_class(json_class)
++        case json_class
++        when CHEF_APICLIENT
++          Chef::ApiClient
++        when CHEF_CHECKSUM
++          Chef::Checksum
++        when CHEF_COOKBOOKVERSION
++          Chef::CookbookVersion
++        when CHEF_DATABAG
++          Chef::DataBag
++        when CHEF_DATABAGITEM
++          Chef::DataBagItem
++        when CHEF_ENVIRONMENT
++          Chef::Environment
++        when CHEF_NODE
++          Chef::Node
++        when CHEF_ROLE
++          Chef::Role
++        when CHEF_SANDBOX
++          Chef::Sandbox
++        when CHEF_RESOURCE
++          Chef::Resource
++        when CHEF_RESOURCECOLLECTION
++          Chef::ResourceCollection
++        when CHEF_WEBUIUSER
++          Chef::WebUIUser
++        when CHEF_OPENIDREGISTRAION
++          Chef::OpenIDRegistration
++        when /^Chef::Resource/
++          Chef::Resource.find_subclass_by_name(json_class)
++        else
++          raise JSON::ParserError, "Unsupported `json_class` type '#{json_class}'"
++        end
++      end
++
+     end
+   end
+ end
++
+diff --git a/lib/chef/resource.rb b/lib/chef/resource.rb
+index 2fd3942..b8f7603 100644
+--- a/lib/chef/resource.rb
++++ b/lib/chef/resource.rb
+@@ -74,6 +74,24 @@ F
+     FORBIDDEN_IVARS = [:@run_context, :@node, :@not_if, :@only_if]
+     HIDDEN_IVARS = [:@allowed_actions, :@resource_name, :@source_line, :@run_context, :@name, :@node]
+ 
++    # Track all subclasses of Resource. This is used so names can be looked up
++    # when attempting to deserialize from JSON. (See: json_compat)
++    def self.resource_classes
++      @resource_classes ||= []
++    end
++
++    # Callback when subclass is defined. Adds subclass to list of subclasses.
++    def self.inherited(subclass)
++      resource_classes << subclass
++    end
++
++    # Look up a subclass by +class_name+ which should be a string that matches
++    # `Subclass.name`
++    def self.find_subclass_by_name(class_name)
++      resource_classes.first {|c| c.name == class_name }
++    end
++
++
+     include Chef::Mixin::CheckHelper
+     include Chef::Mixin::ParamsValidate
+     include Chef::Mixin::Language
diff --git a/debian/patches/series b/debian/patches/series
index 0a49035..9055a0d 100644
--- a/debian/patches/series
+++ b/debian/patches/series
@@ -1 +1,2 @@
 remove_rubygems.diff
+json_create_CVE-2013-0269_workaround.diff

-- 
chef.git



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