Adding Portage package provider first pass. Seems to work.

2 files changed, 98 insertions, 1 deletions

diff --git a/lib/chef/platform.rb b/lib/chef/platform.rb
index 19c61b0e6b..57332bc6ab 100644
--- a/lib/chef/platform.rb
+++ b/lib/chef/platform.rb
@@ -32,7 +32,11 @@ class Chef
       },
       :centos   => {},
       :redhat   => {},
-      :gentoo   => {},
+      :gentoo   => {
+        :default => {
+          :package => Chef::Provider::Package::Portage
+        }
+      },
       :solaris  => {},
       :default  => {
         :file => Chef::Provider::File,
diff --git a/lib/chef/provider/package/portage.rb b/lib/chef/provider/package/portage.rb
new file mode 100644
index 0000000000..29c1d505a8
--- /dev/null
+++ b/lib/chef/provider/package/portage.rb
@@ -0,0 +1,93 @@
+#
+# Author:: Ezra Zygmuntowicz (<ezra@engineyard.com>)
+# Copyright:: Copyright (c) 2008 HJK Solutions, LLC
+# 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 File.join(File.dirname(__FILE__), "..", "package")
+require File.join(File.dirname(__FILE__), "..", "..", "mixin", "command")
+
+class Chef
+  class Provider
+    class Package
+      class Portage < Chef::Provider::Package  
+      
+        def load_current_resource
+          @current_resource = Chef::Resource::Package.new(@new_resource.name)
+          @current_resource.package_name(@new_resource.package_name)
+        
+          status = popen4("emerge --color n --nospinner  --search #{@new_resource.package_name}") do |pid, stdin, stdout, stderr|
+            stdin.close
+            
+            available, installed = parse_emerge(@new_resource.package_name, stdout.read)
+            
+            if installed == "[ Not Installed ]"
+              @current_resource.version(nil)
+            else
+              @current_resource.version(installed)
+            end  
+            @candidate_version = available
+          end
+
+          unless status.exitstatus == 0
+            raise Chef::Exception::Package, "emerge --search failed - #{status.inspect}!"
+          end
+        
+          @current_resource
+        end
+      
+      
+        def parse_emerge(package, txt)
+          available, installed, pkg = nil
+          txt.each do |line|
+            if line =~ /\*(.*)/
+              pkg = $1.strip.split('/').last
+            end
+            if pkg == package
+              if line =~ /Latest version available: (.*)/
+                available = $1
+              elsif line =~ /Latest version installed: (.*)/
+                installed = $1
+              end  
+            end
+          end  
+          [available, installed]
+        end
+        
+        
+        def install_package(name, version)
+          run_command(
+            :command => "emerge -g --color n --nospinner --quiet #{name}-#{version}",
+          )
+        end
+      
+        def upgrade_package(name, version)
+          install_package(name, version)
+        end
+      
+        def remove_package(name, version)
+          run_command(
+            :command => "emerge --unmerge --color n --nospinner --quiet #{@new_resource.package_name}",
+          )
+        end
+      
+        def purge_package(name, version)
+          remove_package(name, version)
+        end
+      
+      end
+    end
+  end
+end
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