New setting delegated_qa to store QA managers

qa/main.go

@@ -13,6 +13,7 @@ import (
 
 	"srs.epita.fr/fic-server/libfic"
 	"srs.epita.fr/fic-server/qa/api"
+	"srs.epita.fr/fic-server/settings"
 )
 
 type ResponseWriterPrefix struct {
@@ -55,6 +56,10 @@ func StripPrefix(prefix string, h http.Handler) http.Handler {
 	})
 }
 
+func reloadSettings(config *settings.Settings) {
+	api.ManagerUsers = config.DelegatedQA
+}
+
 func main() {
 	// Read paremeters from environment
 	if v, exists := os.LookupEnv("FIC_BASEURL"); exists {
@@ -66,6 +71,7 @@ func main() {
 	var dsn = flag.String("dsn", fic.DSNGenerator(), "DSN to connect to the MySQL server")
 	flag.StringVar(&BaseURL, "baseurl", BaseURL, "URL prepended to each URL")
 	flag.StringVar(&DevProxy, "dev", DevProxy, "Proxify traffic to this host for static assets")
+	flag.StringVar(&settings.SettingsDir, "settings", "./SETTINGSDIST", "Base directory where load and save settings")
 	flag.StringVar(&api.TeamsDir, "teams", "./TEAMS", "Base directory where save teams JSON files")
 	flag.StringVar(&api.Simulator, "simulator", "", "Auth string to simulate (for development only)")
 	flag.Parse()
@@ -86,6 +92,9 @@ func main() {
 		}
 	}
 
+	// Load configuration
+	settings.LoadAndWatchSettings(path.Join(settings.SettingsDir, settings.SettingsFile), reloadSettings)
+
 	// Database connection
 	log.Println("Opening database...")
 	if err = fic.DBInit(*dsn); err != nil {