2015-01-04 05:20:16 -08:00
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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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2015-03-16 03:27:38 -07:00
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"github.com/ethereum/go-ethereum/common"
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2015-01-04 05:20:16 -08:00
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)
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func openLogFile(datadir string, filename string) *os.File {
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2015-03-16 03:27:38 -07:00
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path := common.AbsolutePath(datadir, filename)
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2015-01-04 05:20:16 -08:00
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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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2015-01-21 08:17:07 -08:00
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func New(datadir string, logFile string, logLevel int, logFormat string) LogSystem {
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2015-01-04 05:20:16 -08:00
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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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2015-01-21 08:17:07 -08:00
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var sys LogSystem
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switch logFormat {
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case "raw":
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sys = NewRawLogSystem(writer, 0, LogLevel(logLevel))
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2015-03-20 23:26:44 -07:00
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case "json":
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sys = NewJsonLogSystem(writer, 0, LogLevel(logLevel))
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2015-01-21 08:17:07 -08:00
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default:
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sys = NewStdLogSystem(writer, log.LstdFlags, LogLevel(logLevel))
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}
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2015-01-04 05:20:16 -08:00
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AddLogSystem(sys)
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return sys
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}
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