- logjson flag remove logformat flag - passed to eth Config - logsystem not a field of Ethereum - LogSystem does not need to expose GetLogLevel/SetLogLevel - message struct just implements more generic LogMsg interface - LogMsg is a fmt.Stringer with Level() - jsonMsg ([]byte) implements LogMsg - remove "raw" systems - move level logic inside StdLogSystem - logsystems only print their kind of msg: jsonLogSystem prints jsonMsg, StdLogSystem prints stdMsg
		
			
				
	
	
		
			50 lines
		
	
	
		
			958 B
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			50 lines
		
	
	
		
			958 B
		
	
	
	
		
			Go
		
	
	
	
	
	
package logger
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import (
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	"fmt"
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	"io"
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	"log"
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	"os"
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	"github.com/ethereum/go-ethereum/common"
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)
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func openLogFile(datadir string, filename string) *os.File {
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	path := common.AbsolutePath(datadir, filename)
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	file, err := os.OpenFile(path, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0666)
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	if err != nil {
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		panic(fmt.Sprintf("error opening log file '%s': %v", filename, err))
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	}
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	return file
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}
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func New(datadir string, logFile string, logLevel int) LogSystem {
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	var writer io.Writer
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	if logFile == "" {
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		writer = os.Stdout
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	} else {
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		writer = openLogFile(datadir, logFile)
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	}
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	var sys LogSystem
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	sys = NewStdLogSystem(writer, log.LstdFlags, LogLevel(logLevel))
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	AddLogSystem(sys)
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	return sys
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}
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func NewJSONsystem(datadir string, logFile string) LogSystem {
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	var writer io.Writer
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	if logFile == "-" {
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		writer = os.Stdout
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	} else {
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		writer = openLogFile(datadir, logFile)
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	}
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	var sys LogSystem
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	sys = NewJsonLogSystem(writer)
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	AddLogSystem(sys)
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	return sys
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}
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