1 files changed, 108 insertions, 0 deletions
diff --git a/lib/chef/knife/cookbook_metadata.rb b/lib/chef/knife/cookbook_metadata.rb
new file mode 100644
index 0000000000..dfa69ae39f
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+++ b/lib/chef/knife/cookbook_metadata.rb
@@ -0,0 +1,108 @@
+#
+#
+# Author:: Adam Jacob (<adam@opscode.com>)
+# Copyright:: Copyright (c) 2009 Opscode, Inc.
+# License:: Apache License, Version 2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+require 'chef/knife'
+
+class Chef
+  class Knife
+    class CookbookMetadata < Knife
+
+      deps do
+        require 'chef/cookbook_loader'
+        require 'chef/cookbook/metadata'
+      end
+
+      banner "knife cookbook metadata COOKBOOK (options)"
+
+      option :cookbook_path,
+        :short => "-o PATH:PATH",
+        :long => "--cookbook-path PATH:PATH",
+        :description => "A colon-separated path to look for cookbooks in",
+        :proc => lambda { |o| o.split(":") }
+
+      option :all,
+        :short => "-a",
+        :long => "--all",
+        :description => "Generate metadata for all cookbooks, rather than just a single cookbook"
+
+      def run
+        config[:cookbook_path] ||= Chef::Config[:cookbook_path]
+
+        if config[:all]
+          cl = Chef::CookbookLoader.new(config[:cookbook_path])
+          cl.load_cookbooks
+          cl.each do |cname, cookbook|
+            generate_metadata(cname.to_s)
+          end
+        else
+          cookbook_name = @name_args[0]
+          if cookbook_name.nil? || cookbook_name.empty?
+            ui.error "You must specify the cookbook to generate metadata for, or use the --all option."
+            exit 1
+          end
+          generate_metadata(cookbook_name)
+        end
+      end
+
+      def generate_metadata(cookbook)
+        Array(config[:cookbook_path]).reverse.each do |path|
+          file = File.expand_path(File.join(path, cookbook, 'metadata.rb'))
+          if File.exists?(file)
+            generate_metadata_from_file(cookbook, file)
+          else
+            validate_metadata_json(path, cookbook)
+          end
+        end
+      end
+
+      def generate_metadata_from_file(cookbook, file)
+        ui.info("Generating metadata for #{cookbook} from #{file}")
+        md = Chef::Cookbook::Metadata.new
+        md.name(cookbook)
+        md.from_file(file)
+        json_file = File.join(File.dirname(file), 'metadata.json')
+        File.open(json_file, "w") do |f|
+          f.write(Chef::JSONCompat.to_json_pretty(md))
+        end
+        generated = true
+        Chef::Log.debug("Generated #{json_file}")
+      rescue Exceptions::ObsoleteDependencySyntax, Exceptions::InvalidVersionConstraint => e
+        ui.stderr.puts "ERROR: The cookbook '#{cookbook}' contains invalid or obsolete metadata syntax."
+        ui.stderr.puts "in #{file}:"
+        ui.stderr.puts
+        ui.stderr.puts e.message
+        exit 1
+      end
+
+      def validate_metadata_json(path, cookbook)
+        json_file = File.join(path, cookbook, 'metadata.json')
+        if File.exist?(json_file)
+          Chef::Cookbook::Metadata.validate_json(IO.read(json_file))
+        end
+      rescue Exceptions::ObsoleteDependencySyntax, Exceptions::InvalidVersionConstraint => e
+        ui.stderr.puts "ERROR: The cookbook '#{cookbook}' contains invalid or obsolete metadata syntax."
+        ui.stderr.puts "in #{json_file}:"
+        ui.stderr.puts
+        ui.stderr.puts e.message
+        exit 1
+      end
+
+    end
+  end
+end