Merge pull request #401 from Jarily/master

ego日志通过配置调整时使用指针赋值，保证ego结构体内部的logger能够同步更新

ego_function.go

@@ -229,13 +229,13 @@ func loadConfig() error {
 // initLogger init application and Ego logger
 func (e *Ego) initLogger() error {
 	if econf.Get(e.opts.configPrefix+"logger.default") != nil {
-		elog.DefaultLogger = elog.Load(e.opts.configPrefix + "logger.default").Build(elog.WithCallSkip(2)) // DefaultLogger 默认为2层
+		*(elog.DefaultLogger) = *(elog.Load(e.opts.configPrefix + "logger.default").Build(elog.WithCallSkip(2))) // DefaultLogger 默认为2层
 		elog.EgoLogger.Info("reinit default logger", elog.FieldComponent(elog.PackageName))
 		e.opts.afterStopClean = append(e.opts.afterStopClean, elog.DefaultLogger.Flush)
 	}
 
 	if econf.Get(e.opts.configPrefix+"logger.ego") != nil {
-		elog.EgoLogger = elog.Load(e.opts.configPrefix + "logger.ego").Build(elog.WithDefaultFileName(elog.EgoLoggerName))
+		*(elog.EgoLogger) = *(elog.Load(e.opts.configPrefix + "logger.ego").Build(elog.WithDefaultFileName(elog.EgoLoggerName)))
 		elog.EgoLogger.Info("reinit ego logger", elog.FieldComponent(elog.PackageName))
 		e.opts.afterStopClean = append(e.opts.afterStopClean, elog.EgoLogger.Flush)
 	}

ego_function_test.go

@@ -230,4 +230,32 @@ func Test_initSysLogger(t *testing.T) {
 		// 验证日志文件名是否为ego.sys.log
 		assert.Equal(t, fileName, elog.EgoLogger.ConfigName())
 	})
+
+	t.Run("修改EgoLogger本身，ego中的logger同步生效", func(t *testing.T) {
+		econf.Reset()
+		// 先还原一下默认的EgoLogger
+		elog.EgoLogger = elog.DefaultContainer().Build(elog.WithFileName(elog.EgoLoggerName))
+		var (
+			app = &Ego{
+				logger: elog.EgoLogger, // logger与ego.New()方法中保持一致
+			}
+			cfg = `
+				[logger.ego]
+				   debug = true
+				   name = "ego.sys.log" 
+				`
+		)
+
+		err := econf.LoadFromReader(strings.NewReader(cfg), toml.Unmarshal)
+		assert.NoError(t, err)
+
+		// 初始化之前使用的默认的name
+		assert.Equal(t, elog.EgoLoggerName, app.logger.ConfigName())
+
+		err1 := app.initLogger()
+		assert.NoError(t, err1)
+
+		// 初始化后验证ego结构体中的logger日志文件名是否为ego.sys.log
+		assert.Equal(t, "ego.sys.log", app.logger.ConfigName())
+	})
 }