remove unused back_channel_address entry (#420)

Author: bmc-msft

src/api-service/__app__/onefuzzlib/tasks/config.py

@@ -13,7 +13,7 @@
 from onefuzztypes.primitives import Container
 
 from ..azure.containers import blob_exists, container_exists, get_container_sas_url
-from ..azure.creds import get_instance_id, get_instance_url
+from ..azure.creds import get_instance_id
 from ..azure.queue import get_queue_sas
 from ..azure.storage import StorageType
 from .defs import TASK_DEFINITIONS
@@ -188,7 +188,6 @@ def build_task_config(
             StorageType.config,
             add=True,
         ),
-        back_channel_address="https://%s/api/back_channel" % (get_instance_url()),
         instance_id=get_instance_id(),
     )
 

src/pytypes/onefuzztypes/models.py

@@ -298,7 +298,6 @@ class TaskUnitConfig(BaseModel):
     telemetry_key: Optional[str]
     heartbeat_queue: str
     # command_queue: str
-    back_channel_address: str
     input_queue: Optional[str]
     supervisor_exe: Optional[str]
     supervisor_env: Optional[Dict[str, str]]