Option to not start browser (fixes #84)

cmd/syncthing/config.go

@@ -44,6 +44,7 @@ type OptionsConfiguration struct {
 	RescanIntervalS    int      `xml:"rescanIntervalS" default:"60" ini:"rescan-interval"`
 	ReconnectIntervalS int      `xml:"reconnectionIntervalS" default:"60" ini:"reconnection-interval"`
 	MaxChangeKbps      int      `xml:"maxChangeKbps" default:"1000" ini:"max-change-bw"`
+	StartBrowser       bool     `xml:"startBrowser" default:"true"`
 }
 
 func setDefaults(data interface{}) error {

cmd/syncthing/config_test.go

@@ -23,6 +23,7 @@ func TestDefaultValues(t *testing.T) {
 		RescanIntervalS:    60,
 		ReconnectIntervalS: 60,
 		MaxChangeKbps:      1000,
+		StartBrowser:       true,
 	}
 
 	cfg, err := readConfigXML(bytes.NewReader(nil))
@@ -81,6 +82,7 @@ func TestOverriddenValues(t *testing.T) {
         <rescanIntervalS>600</rescanIntervalS>
         <reconnectionIntervalS>6000</reconnectionIntervalS>
         <maxChangeKbps>2345</maxChangeKbps>
+        <startBrowser>false</startBrowser>
     </options>
 </configuration>
 `)
@@ -100,6 +102,7 @@ func TestOverriddenValues(t *testing.T) {
 		RescanIntervalS:    600,
 		ReconnectIntervalS: 6000,
 		MaxChangeKbps:      2345,
+		StartBrowser:       false,
 	}
 
 	cfg, err := readConfigXML(bytes.NewReader(data))

cmd/syncthing/main.go

@@ -209,7 +209,9 @@ func main() {
 
 			infof("Starting web GUI on http://%s:%d/", hostShow, addr.Port)
 			startGUI(cfg.Options.GUIAddress, m)
-			openURL(fmt.Sprintf("http://%s:%d", hostOpen, addr.Port))
+			if cfg.Options.StartBrowser {
+				openURL(fmt.Sprintf("http://%s:%d", hostOpen, addr.Port))
+			}
 		}
 	}