From ba89253e4a72db3c878dda1f0a18f5edf4751009 Mon Sep 17 00:00:00 2001
From: umasuo <liuquan89@gmail.com>
Date: Fri, 20 Apr 2018 19:40:06 +0800
Subject: [PATCH] Update yaml.go

add support for multilevel yaml config
---
 config/yaml/yaml.go | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/config/yaml/yaml.go b/config/yaml/yaml.go
index 51fe44d3..d83eb692 100644
--- a/config/yaml/yaml.go
+++ b/config/yaml/yaml.go
@@ -285,9 +285,23 @@ func (c *ConfigContainer) getData(key string) (interface{}, error) {
 	if len(key) == 0 {
 		return nil, errors.New("key is empty")
 	}
+	keys := strings.Split(key, ".")
+	tmpData := c.data
+	for _, k := range keys {
+		if v, ok := tmpData[k]; ok {
+			switch v.(type) {
 
-	if v, ok := c.data[key]; ok {
-		return v, nil
+			case map[string]interface{}:
+				{
+					tmpData = v.(map[string]interface{})
+				}
+			default:
+				{
+					return v, nil
+				}
+
+			}
+		}
 	}
 	return nil, fmt.Errorf("not exist key %q", key)
 }