Xray-core/app/log/log_creator.go

61 lines
1.5 KiB
Go

package log
import (
"sync"
"github.com/xtls/xray-core/common"
"github.com/xtls/xray-core/common/errors"
"github.com/xtls/xray-core/common/log"
)
type HandlerCreatorOptions struct {
Path string
}
type HandlerCreator func(LogType, HandlerCreatorOptions) (log.Handler, error)
var handlerCreatorMap = make(map[LogType]HandlerCreator)
var handlerCreatorMapLock = &sync.RWMutex{}
func RegisterHandlerCreator(logType LogType, f HandlerCreator) error {
if f == nil {
return errors.New("nil HandlerCreator")
}
handlerCreatorMapLock.Lock()
defer handlerCreatorMapLock.Unlock()
handlerCreatorMap[logType] = f
return nil
}
func createHandler(logType LogType, options HandlerCreatorOptions) (log.Handler, error) {
handlerCreatorMapLock.RLock()
defer handlerCreatorMapLock.RUnlock()
creator, found := handlerCreatorMap[logType]
if !found {
return nil, errors.New("unable to create log handler for ", logType)
}
return creator(logType, options)
}
func init() {
common.Must(RegisterHandlerCreator(LogType_Console, func(lt LogType, options HandlerCreatorOptions) (log.Handler, error) {
return log.NewLogger(log.CreateStdoutLogWriter()), nil
}))
common.Must(RegisterHandlerCreator(LogType_File, func(lt LogType, options HandlerCreatorOptions) (log.Handler, error) {
creator, err := log.CreateFileLogWriter(options.Path)
if err != nil {
return nil, err
}
return log.NewLogger(creator), nil
}))
common.Must(RegisterHandlerCreator(LogType_None, func(lt LogType, options HandlerCreatorOptions) (log.Handler, error) {
return nil, nil
}))
}