updated app build

golangproxy/logger/logger.go

@@ -0,0 +1,40 @@
+package logger
+
+import (
+	"io"
+	"log"
+	"os"
+	"path/filepath"
+	"strings"
+)
+
+// Logger is the global logger instance
+var Logger *log.Logger
+
+// InitLogger initializes logging to file and stdout
+func InitLogger() {
+	if err := os.MkdirAll("logs", 0755); err != nil {
+		log.Fatalf("Error creating logs directory: %v", err)
+	}
+	logFile, err := os.OpenFile(filepath.Join("logs", "proxy.log"), os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0644)
+	if err != nil {
+		log.Fatalf("Error opening log file: %v", err)
+	}
+	multiWriter := io.MultiWriter(os.Stdout, logFile)
+	Logger = log.New(multiWriter, "", log.LstdFlags)
+	// Wrap the logger to filter context canceled errors
+	oldOutput := Logger.Writer()
+	Logger.SetOutput(&filteredWriter{Writer: oldOutput})
+}
+
+// filteredWriter wraps an io.Writer to filter out context canceled errors
+type filteredWriter struct {
+	Writer io.Writer
+}
+
+func (fw *filteredWriter) Write(p []byte) (n int, err error) {
+	if strings.Contains(string(p), "context canceled") && strings.Contains(string(p), "http: proxy error") {
+		return len(p), nil // Silently discard the message
+	}
+	return fw.Writer.Write(p)
+}