Support aarch64/arm64 by using dup3 instead of dup2

log/log_redirect.go

@@ -0,0 +1,25 @@
+// +build !arm64
+
+package log
+
+import (
+	"os"
+	"syscall"
+)
+
+// If there are any existing fd's (e.g. we're reopening logs), we rely
+// on garbage collection to clean them up for us.
+func LogRedirectStdOutToFile(logPath string) {
+	path = logPath
+	if logPath == "" {
+		Log.Fatal("Log Path not set")
+	}
+
+	logFile, err := os.OpenFile(logPath, os.O_WRONLY|os.O_APPEND|os.O_CREATE, 0644)
+	if err != nil {
+		Log.Fatal(err)
+	}
+
+	syscall.Dup2(int(logFile.Fd()), 1)
+	syscall.Dup2(int(logFile.Fd()), 2)
+}