server need .Stop() and .Destroy()

app/main.go

@@ -90,12 +90,12 @@ func main() {
 		ioutil.WriteFile(path.Join(serverConfig.ConfigDir, "serverbundle"), []byte(server.TofuBundle()), 0600)
 	}
 
-	// Graceful Shutdown
+	// Graceful Stop
 	c := make(chan os.Signal, 1)
 	signal.Notify(c, os.Interrupt, syscall.SIGTERM)
 	go func() {
 		<-c
-		server.Shutdown()
+		server.Destroy()
 		acn.Close()
 		os.Exit(1)
 	}()

server.go

@@ -33,7 +33,8 @@ type Server interface {
 	Run(acn connectivity.ACN) error
 	KeyBundle() *model.KeyBundle
 	CheckStatus() (bool, error)
-	Shutdown()
+	Stop()
+	Destroy()
 	GetStatistics() Statistics
 	Delete(password string) error
 	Onion() string
@@ -65,6 +66,10 @@ func NewServer(serverConfig *Config) Server {
 	server.config = serverConfig
 	server.tokenService = server.config.TokenServiceIdentity()
 	server.tokenServicePrivKey = server.config.TokenServerPrivateKey
+	bs := new(persistence.BoltPersistence)
+	bs.Open(path.Join(serverConfig.ConfigDir, "tokens.db"))
+	server.tokenServer = privacypass.NewTokenServerFromStore(&serverConfig.TokenServiceK, bs)
+	log.Infof("Y: %v", server.tokenServer.Y)
 	return server
 }
 
@@ -81,11 +86,6 @@ func (s *server) Run(acn connectivity.ACN) error {
 		return nil
 	}
 
-	bs := new(persistence.BoltPersistence)
-	bs.Open(path.Join(s.config.ConfigDir, "tokens.db"))
-	s.tokenServer = privacypass.NewTokenServerFromStore(&s.config.TokenServiceK, bs)
-	log.Infof("Y: %v", s.tokenServer.Y)
-
 	identity := primitives.InitializeIdentity("", &s.config.PrivateKey, &s.config.PublicKey)
 	var service tapir.Service
 	service = new(tor2.BaseOnionService)
@@ -145,8 +145,9 @@ func (s *server) CheckStatus() (bool, error) {
 	return s.running, nil
 }
 
-// Shutdown kills the app closing all connections and freeing all goroutines
-func (s *server) Shutdown() {
+// Stop turns off the server so it cannot receive connections and frees most resourses.
+// The server is still in a reRunable state and tokenServer still has an active persistance
+func (s *server) Stop() {
 	log.Infof("Shutting down server")
 	s.lock.Lock()
 	defer s.lock.Unlock()
@@ -154,13 +155,21 @@ func (s *server) Shutdown() {
 		s.service.Shutdown()
 		s.tokenTapirService.Shutdown()
 		log.Infof("Closing Token server Database...")
-		s.tokenServer.Close()
+
 		s.metricsPack.Stop()
 		s.running = false
 		s.SetAttribute(AttrEnabled, "false")
 	}
 }
 
+// Destroy frees the last of the resources the server has active (toklenServer persistance) leaving it un-re-runable and completely shutdown
+func (s *server) Destroy() {
+	s.Stop()
+	s.lock.Lock()
+	defer s.lock.Unlock()
+	s.tokenServer.Close()
+}
+
 // Statistics is an encapsulation of information about the server that an operator might want to know at a glance.
 type Statistics struct {
 	TotalMessages int

servers.go

@@ -24,8 +24,9 @@ type Servers interface {
 	DeleteServer(onion string, currentPassword string) error
 
 	LaunchServer(string)
-	ShutdownServer(string)
-	Shutdown()
+	StopServer(string)
+	Stop()
+	Destroy()
 }
 
 type servers struct {
@@ -105,7 +106,7 @@ func (s *servers) DeleteServer(onion string, password string) error {
 	defer s.lock.Unlock()
 	server := s.servers[onion]
 	if server != nil {
-		server.Shutdown()
+		server.Destroy()
 		err := server.Delete(password)
 		delete(s.servers, onion)
 		return err
@@ -122,18 +123,27 @@ func (s *servers) LaunchServer(onion string) {
 	}
 }
 
-// ShutdownServer Shutsdown the specified server
-func (s *servers) ShutdownServer(onion string) {
+// StopServer stops the specified server
+func (s *servers) StopServer(onion string) {
 	s.lock.Lock()
 	defer s.lock.Unlock()
-	s.servers[onion].Shutdown()
+	s.servers[onion].Stop()
 }
 
-// Shutdown shutsdown all the servers
-func (s *servers) Shutdown() {
+// Stop stops all the servers
+func (s *servers) Stop() {
 	s.lock.Lock()
 	defer s.lock.Unlock()
 	for _, server := range s.servers {
-		server.Shutdown()
+		server.Stop()
+	}
+}
+
+// Destroy destroys all the servers
+func (s *servers) Destroy() {
+	s.lock.Lock()
+	defer s.lock.Unlock()
+	for _, server := range s.servers {
+		server.Destroy()
 	}
 }

servers_test.go

@@ -14,12 +14,12 @@ const TestServerDesc = "a test Server"
 
 func TestServers(t *testing.T) {
 	log.SetLevel(log.LevelDebug)
-	log.Infof("clean up / setup...\n")
+	log.Infof("clean up / setup...")
 	os.RemoveAll(TestDir)
 	os.Mkdir(TestDir, 0700)
 
 	acn := connectivity.NewLocalACN()
-	log.Infof("NewServers()...\n")
+	log.Infof("NewServers()...")
 	servers := NewServers(acn, TestDir)
 	s, err := servers.CreateServer(DefaultPassword)
 	if err != nil {
@@ -29,13 +29,13 @@ func TestServers(t *testing.T) {
 	s.SetAttribute(AttrDescription, TestServerDesc)
 	serverOnion := s.Onion()
 
-	s.Shutdown()
+	s.Destroy()
 
-	log.Infof("NewServers()...\n" )
+	log.Infof("NewServers()...")
 	servers2 := NewServers(acn, TestDir)
-	log.Infof("LoadServers()...\n")
+	log.Infof("LoadServers()...")
 	list, err := servers2.LoadServers(DefaultPassword)
-	log.Infof("Loaded!\n")
+	log.Infof("Loaded!")
 	if err != nil {
 		t.Errorf("clould not load server: %s", err)
 		return
@@ -54,6 +54,6 @@ func TestServers(t *testing.T) {
 		t.Errorf("expected server description of '%s' but got '%s'", TestServerDesc, s1.GetAttribute(AttrDescription))
 	}
 
-	servers2.Shutdown()
+	servers2.Destroy()
 	os.RemoveAll(TestDir)
-}
+}