From a79061c7c285d0d93b385c2b57c3adb3250a10dd Mon Sep 17 00:00:00 2001
From: Sergey Krashevich <svk@svk.su>
Date: Tue, 28 May 2024 09:10:32 +0300
Subject: [PATCH] feat(logging): add interactive shell detection for console
 output

---
 internal/app/log.go   |  3 ++-
 pkg/shell/tty.go      |  7 +++++++
 pkg/shell/tty_unix.go | 10 ++++++++++
 3 files changed, 19 insertions(+), 1 deletion(-)
 create mode 100644 pkg/shell/tty.go
 create mode 100644 pkg/shell/tty_unix.go

diff --git a/internal/app/log.go b/internal/app/log.go
index e8d4bc88..e656737c 100644
--- a/internal/app/log.go
+++ b/internal/app/log.go
@@ -4,6 +4,7 @@ import (
 	"io"
 	"os"
 
+	"github.com/AlexxIT/go2rtc/pkg/shell"
 	"github.com/rs/zerolog"
 	"github.com/rs/zerolog/log"
 )
@@ -15,7 +16,7 @@ func NewLogger(format string, level string) zerolog.Logger {
 
 	if format != "json" {
 		writer = zerolog.ConsoleWriter{
-			Out: writer, TimeFormat: "15:04:05.000", NoColor: format == "text",
+			Out: writer, TimeFormat: "15:04:05.000", NoColor: (format == "text" || !shell.IsInteractive(os.Stdout.Fd())),
 		}
 	}
 
diff --git a/pkg/shell/tty.go b/pkg/shell/tty.go
new file mode 100644
index 00000000..d433369f
--- /dev/null
+++ b/pkg/shell/tty.go
@@ -0,0 +1,7 @@
+//go:build !unix
+
+package shell
+
+func IsInteractive(fd uintptr) bool {
+	return false
+}
diff --git a/pkg/shell/tty_unix.go b/pkg/shell/tty_unix.go
new file mode 100644
index 00000000..07b68a60
--- /dev/null
+++ b/pkg/shell/tty_unix.go
@@ -0,0 +1,10 @@
+//go:build unix
+
+package shell
+
+import "golang.org/x/sys/unix"
+
+func IsInteractive(fd uintptr) bool {
+	_, err := unix.IoctlGetTermios(int(fd), unix.TIOCGETA)
+	return err == nil
+}