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- // Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
- //
- // This Source Code Form is subject to the terms of the MIT License.
- // If a copy of the MIT was not distributed with this file,
- // You can obtain one at https://github.com/gogf/gf.
- package gins
- import (
- "context"
- "fmt"
- "github.com/gogf/gf/v2/internal/consts"
- "github.com/gogf/gf/v2/os/glog"
- "github.com/gogf/gf/v2/util/gutil"
- )
- const (
- frameCoreComponentNameLogger = "gf.core.component.logger"
- )
- // Log returns an instance of glog.Logger.
- // The parameter `name` is the name for the instance.
- // Note that it panics if any error occurs duration instance creating.
- func Log(name ...string) *glog.Logger {
- var (
- ctx = context.Background()
- instanceName = glog.DefaultName
- )
- if len(name) > 0 && name[0] != "" {
- instanceName = name[0]
- }
- instanceKey := fmt.Sprintf("%s.%s", frameCoreComponentNameLogger, instanceName)
- return localInstances.GetOrSetFuncLock(instanceKey, func() interface{} {
- logger := glog.Instance(instanceName)
- // To avoid file no found error while it's not necessary.
- var (
- configMap map[string]interface{}
- loggerNodeName = consts.ConfigNodeNameLogger
- )
- // Try to find possible `loggerNodeName` in case-insensitive way.
- if configData, _ := Config().Data(ctx); len(configData) > 0 {
- if v, _ := gutil.MapPossibleItemByKey(configData, consts.ConfigNodeNameLogger); v != "" {
- loggerNodeName = v
- }
- }
- // Retrieve certain logger configuration by logger name.
- certainLoggerNodeName := fmt.Sprintf(`%s.%s`, loggerNodeName, instanceName)
- if v, _ := Config().Get(ctx, certainLoggerNodeName); !v.IsEmpty() {
- configMap = v.Map()
- }
- // Retrieve global logger configuration if configuration for certain logger name does not exist.
- if len(configMap) == 0 {
- if v, _ := Config().Get(ctx, loggerNodeName); !v.IsEmpty() {
- configMap = v.Map()
- }
- }
- // Set logger config if config map is not empty.
- if len(configMap) > 0 {
- if err := logger.SetConfigWithMap(configMap); err != nil {
- panic(err)
- }
- }
- return logger
- }).(*glog.Logger)
- }
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