fix db password not read from file

docker/docker-swarm.yaml

@@ -2,8 +2,6 @@ version: "3.9"
 services:
   mytoken:
     hostname: 'mytoken_{{.Task.Slot}}'
-#    depends_on:
-#      - db
     image: oidcmytoken/mytoken-server
     working_dir: /root/mytoken
     volumes:
@@ -24,7 +22,7 @@ services:
 #      placement:
       #        max_replicas_per_node: 1
       restart_policy:
-        condition: on-failure
+        condition: any
         delay: 120s
         window: 60s
       rollback_config:

internal/config/config.go

@@ -28,9 +28,10 @@ var defaultConfig = Config{
 		Secure: true,
 	},
 	DB: DBConf{
-		Hosts:             []string{"localhost"},
-		User:              "mytoken",
-		Password:          "mytoken",
+		Hosts: []string{"localhost"},
+		User:  "mytoken",
+		// The default value for Password is "mytoken", but it is not set here, but returned in the GetPassword function,
+		// because the default value is only used if no password and no password file are provided
 		DB:                "mytoken",
 		ReconnectInterval: 60,
 	},
@@ -206,7 +207,7 @@ func (conf *DBConf) GetPassword() string {
 		return conf.Password
 	}
 	if conf.PasswordFile == "" {
-		return ""
+		return "mytoken"
 	}
 	content, err := ioutil.ReadFile(conf.PasswordFile)
 	if err != nil {