support unix sockets in puma/unicorn/thin

lib/poise_application_ruby/resources/puma.rb

@@ -50,6 +50,10 @@ class Resource < Chef::Resource
         # @!attribute port
         #   Port to bind to.
         attribute(:port, kind_of: [String, Integer], default: 80)
+
+        # @!attribute socket
+        #   Listen on a unix socket instead of a port
+        attribute(:socket, kind_of: [TrueClass, FalseClass], default: false)
       end
 
       # Provider for `application_puma`.
@@ -75,10 +79,21 @@ def configru_path
           end
         end
 
+        # Path to the socket file.
+        #
+        # @return [String]
+        def socket_path
+          @socket_path ||= "unix:///var/run/#{::File.basename(new_resource.path)}.sock"
+        end
+
         # Set service resource options.
         def service_options(resource)
           super
-          resource.ruby_command("puma --port #{new_resource.port} #{configru_path}")
+          unless new_resource.socket
+            resource.ruby_command("puma --port #{new_resource.port} #{configru_path}")
+          else
+            resource.ruby_command("puma -b #{socket_path} #{configru_path}")
+          end
         end
       end
     end

lib/poise_application_ruby/resources/thin.rb

@@ -31,6 +31,10 @@ class Resource < Chef::Resource
 
         attribute(:port, kind_of: [String, Integer], default: 80)
         attribute(:config_path, kind_of: String)
+
+        # @!attribute socket
+        #   Listen on a unix socket instead of a port
+        attribute(:socket, kind_of: [TrueClass, FalseClass], default: false)
       end
 
       class Provider < Chef::Provider
@@ -51,10 +55,21 @@ def configru_path
           end
         end
 
+        # Path to the socket file.
+        #
+        # @return [String]
+        def socket_path
+          @socket_path ||= "unix:///var/run/#{::File.basename(new_resource.path)}.sock"
+        end
+
         # (see PoiseApplication::ServiceMixin#service_options)
         def service_options(resource)
           super
-          cmd = "thin --rackup #{configru_path} --port #{new_resource.port}"
+          unless new_resource.socket
+            cmd = "thin --rackup #{configru_path} --port #{new_resource.port}"
+          else
+            cmd = "thin --rackup #{configru_path} --socket #{socket_path}"
+          end
           cmd << " --config #{::File.expand_path(new_resource.config_path, new_resource.path)}" if new_resource.config_path
           resource.ruby_command(cmd)
         end

lib/poise_application_ruby/resources/unicorn.rb

@@ -51,6 +51,10 @@ class Resource < Chef::Resource
         # @!attribute port
         #   Port to bind to.
         attribute(:port, kind_of: [String, Integer], default: 80)
+
+        # @!attribute socket
+        #   Listen on a unix socket instead of a port
+        attribute(:socket, kind_of: [TrueClass, FalseClass], default: false)
       end
 
       # Provider for `application_unicorn`.
@@ -76,10 +80,21 @@ def configru_path
           end
         end
 
+        # Path to the socket file.
+        #
+        # @return [String]
+        def socket_path
+          @socket_path ||= "unix:///var/run/#{::File.basename(new_resource.path)}.sock"
+        end
+
         # Set service resource options.
         def service_options(resource)
           super
-          resource.ruby_command("unicorn --port #{new_resource.port} #{configru_path}")
+          unless new_resource.socket
+            resource.ruby_command("unicorn --port #{new_resource.port} #{configru_path}")
+          else
+            resource.ruby_command("unicorn -l #{socket_path} #{configru_path}")
+          end
         end
       end
     end