Update styly of the .rr.yaml

Add comments
Add support for the automatically set RR_RPC, RR_HTTP env variables for
the worker process.

2 files changed, 14 insertions, 1 deletions

diff --git a/plugins/config/interface.go b/plugins/config/interface.go
index 2a7c67ce..23279f53 100644
--- a/plugins/config/interface.go
+++ b/plugins/config/interface.go
@@ -1,7 +1,7 @@
 package config
 
 type Configurer interface {
-	// UnmarshalKey reads configuration section into configuration object.
+	// // UnmarshalKey takes a single key and unmarshals it into a Struct.
 	//
 	// func (h *HttpService) Init(cp config.Configurer) error {
 	//     h.config := &HttpConfig{}
@@ -11,6 +11,10 @@ type Configurer interface {
 	// }
 	UnmarshalKey(name string, out interface{}) error
 
+	// Unmarshal unmarshals the config into a Struct. Make sure that the tags
+	// on the fields of the structure are properly set.
+	Unmarshal(out interface{}) error
+
 	// Get used to get config section
 	Get(name string) interface{}
 
diff --git a/plugins/config/plugin.go b/plugins/config/plugin.go
index 1a170448..9cecf9f9 100755
--- a/plugins/config/plugin.go
+++ b/plugins/config/plugin.go
@@ -64,6 +64,15 @@ func (v *Viper) UnmarshalKey(name string, out interface{}) error {
 	return nil
 }
 
+func (v *Viper) Unmarshal(out interface{}) error {
+	const op = errors.Op("config unmarshal")
+	err := v.viper.Unmarshal(&out)
+	if err != nil {
+		return errors.E(op, err)
+	}
+	return nil
+}
+
 // Get raw config in a form of config section.
 func (v *Viper) Get(name string) interface{} {
 	return v.viper.Get(name)