From: Dan Fuhry <dan@fuhry.com>
Date: Fri, 13 Sep 2024 00:14:38 +0000 (-0400)
Subject: utils/log: only init default logger once
X-Git-Url: https://go.fuhry.dev/?a=commitdiff_plain;h=59602ff7732a8dfb65a647618d327657ae23a3f2;p=runtime.git

utils/log: only init default logger once

Fixes configuration of the default logger via flags
---

diff --git a/utils/log/log.go b/utils/log/log.go
index 843118a..e125f29 100644
--- a/utils/log/log.go
+++ b/utils/log/log.go
@@ -4,6 +4,8 @@ import (
 	"flag"
 	"io"
 	"log"
+	"os"
+	"sync"
 )
 
 var logVerbosity int = 0
@@ -16,6 +18,9 @@ type Logger struct {
 	prefix string
 }
 
+var defaultLogger *Logger
+var defaultLoggerOnce sync.Once
+
 func init() {
 	flag.IntVar(&logVerbosity, "vv", 0, "verbosity level for logs")
 	flag.StringVar(&logLevel, "v", INFO.String(), "syslog log level for logs")
@@ -30,7 +35,12 @@ func V(level int) *Logger {
 }
 
 func Default() *Logger {
-	return &Logger{Logger: log.Default()}
+	defaultLoggerOnce.Do(func() {
+		defaultLogger = &Logger{
+			Logger: log.New(os.Stderr, "", log.LstdFlags),
+		}
+	})
+	return defaultLogger
 }
 
 func WithPrefix(prefix string) *Logger {