Drop deprecated Gateway fields

r4victor · r4victor · commit bf2f18d7d8ec · 2025-12-05T11:10:15.000+05:00
diff --git a/src/dstack/_internal/core/models/gateways.py b/src/dstack/_internal/core/models/gateways.py
@@ -96,10 +96,6 @@ class Gateway(CoreModel):
     instance_id: Optional[str]
     wildcard_domain: Optional[str]
     default: bool
-    # TODO: configuration fields are duplicated on top-level for backward compatibility with 0.18.x
-    # Remove after 0.19
-    backend: BackendType
-    region: str
 
 
 class GatewayPlan(CoreModel):
diff --git a/src/dstack/_internal/server/services/gateways/__init__.py b/src/dstack/_internal/server/services/gateways/__init__.py
@@ -551,18 +551,13 @@ def gateway_model_to_gateway(gateway_model: GatewayModel) -> Gateway:
         hostname = gateway_model.gateway_compute.hostname
         if hostname is None:
             hostname = ip_address
-    backend_type = gateway_model.backend.type
-    if gateway_model.backend.type == BackendType.DSTACK:
-        backend_type = BackendType.AWS
     configuration = get_gateway_configuration(gateway_model)
     configuration.default = gateway_model.project.default_gateway_id == gateway_model.id
     return Gateway(
         name=gateway_model.name,
         ip_address=ip_address,
         instance_id=instance_id,
         hostname=hostname,
-        backend=backend_type,
-        region=gateway_model.region,
         wildcard_domain=gateway_model.wildcard_domain,
         default=gateway_model.project.default_gateway_id == gateway_model.id,
         created_at=gateway_model.created_at,
