google.api_core.exceptions.RetryError: Timeout of 60.0s exceeded, last exception: 503 DNS resolution failed for firestore.googleapis.com: C-ares status is not ARES_SUCCESS qtype=A name=firestore.googleapis.com is_balancer=0: DNS query cancelled #858
Description
[REQUIRED] Step 2: Describe your environment
- Operating System version: Mac OS
- Firebase SDK version: 6.1.0
- Firebase Product: firestore
- Python version: 3.12.2
- Pip version: 24.0 from /Library/Frameworks/Python.framework/Versions/3.12/lib/python3.12/site-packages/pip (python 3.12)
[REQUIRED] Step 3: Describe the problem
cred = credentials.Certificate("firebase-privateKey.json") firebase_admin.initialize_app(cred) db = firestore.client() collections = list(db.collections()) if collections: print("Collections found:", [col.id for col in collections]) else: print("No collections found or access denied.") The code fails with error below.
Traceback (most recent call last): File "/Library/Frameworks/Python.framework/Versions/3.12/lib/python3.12/site-packages/google/api_core/grpc_helpers.py", line 76, in error_remapped_callable return callable_(*args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/Library/Frameworks/Python.framework/Versions/3.12/lib/python3.12/site-packages/grpc/_channel.py", line 1181, in __call__ return _end_unary_response_blocking(state, call, False, None) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/Library/Frameworks/Python.framework/Versions/3.12/lib/python3.12/site-packages/grpc/_channel.py", line 1006, in _end_unary_response_blocking raise _InactiveRpcError(state) # pytype: disable=not-instantiable ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with: status = StatusCode.UNAVAILABLE details = "DNS resolution failed for firestore.googleapis.com: C-ares status is not ARES_SUCCESS qtype=SRV name=_grpclb._tcp.firestore.googleapis.com: DNS query cancelled" debug_error_string = "UNKNOWN:Error received from peer {grpc_message:"DNS resolution failed for firestore.googleapis.com: C-ares status is not ARES_SUCCESS qtype=SRV name=_grpclb._tcp.firestore.googleapis.com: DNS query cancelled", grpc_status:14, created_time:"2025-02-02T19:42:12.316149+09:00"}" > The above exception was the direct cause of the following exception: Traceback (most recent call last): File "/Library/Frameworks/Python.framework/Versions/3.12/lib/python3.12/site-packages/google/api_core/retry/retry_unary.py", line 144, in retry_target result = target() ^^^^^^^^ File "/Library/Frameworks/Python.framework/Versions/3.12/lib/python3.12/site-packages/google/api_core/timeout.py", line 130, in func_with_timeout return func(*args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^ File "/Library/Frameworks/Python.framework/Versions/3.12/lib/python3.12/site-packages/google/api_core/grpc_helpers.py", line 78, in error_remapped_callable raise exceptions.from_grpc_error(exc) from exc google.api_core.exceptions.ServiceUnavailable: 503 DNS resolution failed for firestore.googleapis.com: C-ares status is not ARES_SUCCESS qtype=SRV name=_grpclb._tcp.firestore.googleapis.com: DNS query cancelled The above exception was the direct cause of the following exception: Traceback (most recent call last): File "/Users/tenna/Desktop/tenna/art_sanpo/scraping/museum.py", line 24, in <module> collections = list(db.collections()) ^^^^^^^^^^^^^^^^^^^^^^ File "/Library/Frameworks/Python.framework/Versions/3.12/lib/python3.12/site-packages/google/cloud/firestore_v1/client.py", line 279, in collections iterator = self._firestore_api.list_collection_ids( ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/Library/Frameworks/Python.framework/Versions/3.12/lib/python3.12/site-packages/google/cloud/firestore_v1/services/firestore/client.py", line 2057, in list_collection_ids response = rpc( ^^^^ File "/Library/Frameworks/Python.framework/Versions/3.12/lib/python3.12/site-packages/google/api_core/gapic_v1/method.py", line 131, in __call__ return wrapped_func(*args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/Library/Frameworks/Python.framework/Versions/3.12/lib/python3.12/site-packages/google/api_core/retry/retry_unary.py", line 293, in retry_wrapped_func return retry_target( ^^^^^^^^^^^^^ File "/Library/Frameworks/Python.framework/Versions/3.12/lib/python3.12/site-packages/google/api_core/retry/retry_unary.py", line 153, in retry_target _retry_error_helper( File "/Library/Frameworks/Python.framework/Versions/3.12/lib/python3.12/site-packages/google/api_core/retry/retry_base.py", line 221, in _retry_error_helper raise final_exc from source_exc google.api_core.exceptions.RetryError: Timeout of 60.0s exceeded, last exception: 503 DNS resolution failed for firestore.googleapis.com: C-ares status is not ARES_SUCCESS qtype=SRV name=_grpclb._tcp.firestore.googleapis.com: DNS query cancelled I am running the script once a month, and It was working fine until 2025/1/5.
Suddenly stopped working yesterday (2025/2/1).
I can confirm the reject exists at: https://console.firebase.google.com/u/0/project/art-sanpo/overview?hl=ja
And the Blaze plan is turned on, access rule is allow read: if true; for all of the collections.