feat: 修改 DBPortMapper 异常处理问题; DBListenPort API 迁移至 terminal app 中

apps/terminal/models/endpoint.py

@@ -2,12 +2,14 @@ from django.db import models
 from django.utils.translation import ugettext_lazy as _
 from django.core.validators import MinValueValidator, MaxValueValidator
 from applications.models import Application
-from applications.utils import db_port_manager
+from ..utils import db_port_manager, DBPortManager
 from common.db.models import JMSModel
 from common.db.fields import PortField
 from common.utils.ip import contains_ip
 from common.exceptions import JMSException
 
+db_port_manager: DBPortManager
+
 
 class Endpoint(JMSModel):
     name = models.CharField(max_length=128, verbose_name=_('Name'), unique=True)
@@ -34,10 +36,6 @@ class Endpoint(JMSModel):
             port = getattr(self, f'{protocol}_port', 0)
         elif isinstance(target_instance, Application) and target_instance.category_db:
             port = db_port_manager.get_port_by_db(target_instance)
-            if port is None:
-                error = 'No application port is matched, application id: {}' \
-                        ''.format(target_instance.id)
-                raise JMSException(error)
         else:
             port = 0
         return port