From b03a6ab1b1ef422d832a5451312ecae1363fa171 Mon Sep 17 00:00:00 2001
From: Mathias Hall-Andersen <mathias@hall-andersen.dk>
Date: Tue, 1 Aug 2017 12:14:38 +0200
Subject: Close UAPI socket before exit

---
 src/device.go |  4 ++--
 src/logger.go |  4 ++--
 src/main.go   | 28 +++++++++++++++++++++++++---
 3 files changed, 29 insertions(+), 7 deletions(-)

diff --git a/src/device.go b/src/device.go
index d32d648..1185d60 100644
--- a/src/device.go
+++ b/src/device.go
@@ -186,6 +186,6 @@ func (device *Device) Close() {
 	close(device.signal.stop)
 }
 
-func (device *Device) Wait() {
-	<-device.signal.stop
+func (device *Device) WaitChannel() chan struct{} {
+	return device.signal.stop
 }
diff --git a/src/logger.go b/src/logger.go
index 827f9e9..9fe73b4 100644
--- a/src/logger.go
+++ b/src/logger.go
@@ -40,11 +40,11 @@ func NewLogger(level int) *Logger {
 
 	logger.Info = log.New(logInfo,
 		"INFO: ",
-		log.Ldate|log.Ltime|log.Lshortfile,
+		log.Ldate|log.Ltime,
 	)
 	logger.Error = log.New(logErr,
 		"ERROR: ",
-		log.Ldate|log.Ltime|log.Lshortfile,
+		log.Ldate|log.Ltime,
 	)
 	return logger
 }
diff --git a/src/main.go b/src/main.go
index 0857999..dde21fb 100644
--- a/src/main.go
+++ b/src/main.go
@@ -4,6 +4,7 @@ import (
 	"fmt"
 	"log"
 	"os"
+	"os/signal"
 	"runtime"
 )
 
@@ -78,17 +79,38 @@ func main() {
 	if err != nil {
 		logError.Fatal("UAPI listen error:", err)
 	}
-	defer uapi.Close()
+
+	errs := make(chan error)
+	term := make(chan os.Signal)
+	wait := device.WaitChannel()
 
 	go func() {
 		for {
 			conn, err := uapi.Accept()
 			if err != nil {
-				logError.Fatal("UAPI accept error:", err)
+				errs <- err
+				return
 			}
 			go ipcHandle(device, conn)
 		}
 	}()
 
-	device.Wait()
+	logInfo.Println("UAPI listener started")
+
+	// wait for program to terminate
+
+	signal.Notify(term, os.Kill)
+	signal.Notify(term, os.Interrupt)
+
+	select {
+	case <-wait:
+	case <-term:
+	case <-errs:
+	}
+
+	// clean up UAPI bind
+
+	uapi.Close()
+
+	logInfo.Println("Closing")
 }
-- 
cgit v1.2.3-59-g8ed1b