1 files changed, 84 insertions, 0 deletions
diff --git a/lib/chef_zero/socketless_server_map.rb b/lib/chef_zero/socketless_server_map.rb
new file mode 100644
index 0000000..531dbbb
--- /dev/null
+++ b/lib/chef_zero/socketless_server_map.rb
@@ -0,0 +1,84 @@
+#
+# Author:: Daniel DeLeo (<dan@chef.io>)
+# Copyright:: Copyright (c) 2012 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 'thread'
+require 'singleton'
+
+module ChefZero
+
+  class ServerNotFound < StandardError
+  end
+
+  class NoSocketlessPortAvailable < StandardError
+  end
+
+  class SocketlessServerMap
+
+    def self.request(port, request_env)
+      instance.request(port, request_env)
+    end
+
+    MUTEX = Mutex.new
+
+    include Singleton
+
+    def initialize()
+      reset!
+    end
+
+    def reset!
+      @servers_by_port = {}
+    end
+
+    def register_port(port, server)
+      MUTEX.synchronize do
+        @servers_by_port[port] = server
+      end
+    end
+
+    def register_no_listen_server(server)
+      MUTEX.synchronize do
+        1.upto(1000) do |port|
+          unless @servers_by_port.key?(port)
+            @servers_by_port[port] = server
+            return port
+          end
+        end
+        raise NoSocketlessPortAvailable, "No socketless ports left to register"
+      end
+    end
+
+    def has_server_on_port?(port)
+      @servers_by_port.key?(port)
+    end
+
+    def deregister(port)
+      MUTEX.synchronize do
+        @servers_by_port.delete(port)
+      end
+    end
+
+    def request(port, request_env)
+      server = @servers_by_port[port]
+      raise ServerNotFound, "No socketless chef-zero server on given port #{port.inspect}" unless server
+      server.handle_socketless_request(request_env)
+    end
+
+  end
+end
+