crate logging

takumism · Aug 13, 2019 · 44e24b3 · 44e24b3
1 parent 1b3eace
commit 44e24b3
Showing 1 changed file with 20 additions and 0 deletions.
diff --git a/utils/logging.go b/utils/logging.go
@@ -0,0 +1,20 @@
+package utils
+
+import (
+	"io"
+	"log"
+	"os"
+)
+
+func LoggingSetting(logFile string) {
+	// ログファイルを読み書き可能な形で開く
+	logfile, err := os.OpenFile(logFile, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0666)
+	if err != nil {
+		log.Fatalf("file=logFile err=%s", err.Error())
+	}
+	// 実行時とログファイルに書き込む
+	multiLogFile := io.MultiWriter(os.Stdout, logfile)
+	// 書き込み設定
+	log.SetFlags(log.Ldate | log.Ltime | log.Lshortfile)
+	log.SetOutput(multiLogFile)
+}