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package logger
import (
"fmt"
"io"
"log"
"os"
"github.com/ethereum/go-ethereum/common"
)
func openLogFile(datadir string, filename string) *os.File {
path := common.AbsolutePath(datadir, filename)
file, err := os.OpenFile(path, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0666)
if err != nil {
panic(fmt.Sprintf("error opening log file '%s': %v", filename, err))
}
return file
}
func New(datadir string, logFile string, logLevel int) LogSystem {
var writer io.Writer
if logFile == "" {
writer = os.Stdout
} else {
writer = openLogFile(datadir, logFile)
}
var sys LogSystem
sys = NewStdLogSystem(writer, log.LstdFlags, LogLevel(logLevel))
AddLogSystem(sys)
return sys
}
func NewJSONsystem(datadir string, logFile string) LogSystem {
var writer io.Writer
if logFile == "-" {
writer = os.Stdout
} else {
writer = openLogFile(datadir, logFile)
}
var sys LogSystem
sys = NewJsonLogSystem(writer)
AddLogSystem(sys)
return sys
}
|
