Hartorn opened a new issue #13638:
URL: https://github.com/apache/airflow/issues/13638
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**Apache Airflow version**: 2.0.0
**Kubernetes version (if you are using kubernetes)** (use `kubectl
version`): NA
**Environment**:
- **Cloud provider or hardware configuration**: PC (docker-compose)
- **OS** (e.g. from /etc/os-release): Linux mint 20 (for PC), Debian Buster
in container
- **Kernel** (e.g. `uname -a`): Linux 607a1bfeebd2 5.4.0-60-generic
#67-Ubuntu SMP Tue Jan 5 18:31:36 UTC 2021 x86_64 GNU/Linux
- **Install tools**: Poetry (so pipy)
- **Others**:
Using python 3.8.6, with Celery Executor, one worker
Task did run properly
**What happened**:
I tried to get the logs of a task instance using the stable Rest API through
the Swagger UI included in Airflow, and it crashed (got a stack trace)
I got 500 error
```
engine-webserver_1 | 2021-01-12T16:45:18.465370280Z [2021-01-12
16:45:18,464] {app.py:1891} ERROR - Exception on
/api/v1/dags/insert/dagRuns/manual__2021-01-12T15:05:59.560500+00:00/taskInstances/insert-db/logs/0
[GET]
engine-webserver_1 | 2021-01-12T16:45:18.465391147Z Traceback (most
recent call last):
engine-webserver_1 | 2021-01-12T16:45:18.465394643Z File
"/brain/engine/.cache/poetry/meta-vSi4r4R8-py3.8/lib/python3.8/site-packages/flask/app.py",
line 2447, in wsgi_app
engine-webserver_1 | 2021-01-12T16:45:18.465397709Z response =
self.full_dispatch_request()
engine-webserver_1 | 2021-01-12T16:45:18.465400161Z File
"/brain/engine/.cache/poetry/meta-vSi4r4R8-py3.8/lib/python3.8/site-packages/flask/app.py",
line 1952, in full_dispatch_request
engine-webserver_1 | 2021-01-12T16:45:18.465402912Z rv =
self.handle_user_exception(e)
engine-webserver_1 | 2021-01-12T16:45:18.465405405Z File
"/brain/engine/.cache/poetry/meta-vSi4r4R8-py3.8/lib/python3.8/site-packages/flask/app.py",
line 1821, in handle_user_exception
engine-webserver_1 | 2021-01-12T16:45:18.465407715Z
reraise(exc_type, exc_value, tb)
engine-webserver_1 | 2021-01-12T16:45:18.465409739Z File
"/brain/engine/.cache/poetry/meta-vSi4r4R8-py3.8/lib/python3.8/site-packages/flask/_compat.py",
line 39, in reraise
engine-webserver_1 | 2021-01-12T16:45:18.465412258Z raise value
engine-webserver_1 | 2021-01-12T16:45:18.465414560Z File
"/brain/engine/.cache/poetry/meta-vSi4r4R8-py3.8/lib/python3.8/site-packages/flask/app.py",
line 1950, in full_dispatch_request
engine-webserver_1 | 2021-01-12T16:45:18.465425555Z rv =
self.dispatch_request()
engine-webserver_1 | 2021-01-12T16:45:18.465427999Z File
"/brain/engine/.cache/poetry/meta-vSi4r4R8-py3.8/lib/python3.8/site-packages/flask/app.py",
line 1936, in dispatch_request
engine-webserver_1 | 2021-01-12T16:45:18.465429697Z return
self.view_functions[rule.endpoint](**req.view_args)
engine-webserver_1 | 2021-01-12T16:45:18.465431146Z File
"/brain/engine/.cache/poetry/meta-vSi4r4R8-py3.8/lib/python3.8/site-packages/connexion/decorators/decorator.py",
line 48, in wrapper
engine-webserver_1 | 2021-01-12T16:45:18.465433001Z response =
function(request)
engine-webserver_1 | 2021-01-12T16:45:18.465434308Z File
"/brain/engine/.cache/poetry/meta-vSi4r4R8-py3.8/lib/python3.8/site-packages/connexion/decorators/uri_parsing.py",
line 144, in wrapper
engine-webserver_1 | 2021-01-12T16:45:18.465435841Z response =
function(request)
engine-webserver_1 | 2021-01-12T16:45:18.465437122Z File
"/brain/engine/.cache/poetry/meta-vSi4r4R8-py3.8/lib/python3.8/site-packages/connexion/decorators/validation.py",
line 384, in wrapper
engine-webserver_1 | 2021-01-12T16:45:18.465438620Z return
function(request)
engine-webserver_1 | 2021-01-12T16:45:18.465440074Z File
"/brain/engine/.cache/poetry/meta-vSi4r4R8-py3.8/lib/python3.8/site-packages/connexion/decorators/response.py",
line 103, in wrapper
engine-webserver_1 | 2021-01-12T16:45:18.465441667Z response =
function(request)
engine-webserver_1 | 2021-01-12T16:45:18.465443086Z File
"/brain/engine/.cache/poetry/meta-vSi4r4R8-py3.8/lib/python3.8/site-packages/connexion/decorators/parameter.py",
line 121, in wrapper
engine-webserver_1 | 2021-01-12T16:45:18.465445345Z return
function(**kwargs)
engine-webserver_1 | 2021-01-12T16:45:18.465446713Z File
"/brain/engine/.cache/poetry/meta-vSi4r4R8-py3.8/lib/python3.8/site-packages/airflow/api_connexion/security.py",
line 47, in decorated
engine-webserver_1 | 2021-01-12T16:45:18.465448202Z return
func(*args, **kwargs)
engine-webserver_1 | 2021-01-12T16:45:18.465449538Z File
"/brain/engine/.cache/poetry/meta-vSi4r4R8-py3.8/lib/python3.8/site-packages/airflow/utils/session.py",
line 65, in wrapper
engine-webserver_1 | 2021-01-12T16:45:18.465451032Z return
func(*args, session=session, **kwargs)
engine-webserver_1 | 2021-01-12T16:45:18.465452504Z File
"/brain/engine/.cache/poetry/meta-vSi4r4R8-py3.8/lib/python3.8/site-packages/airflow/api_connexion/endpoints/log_endpoint.py",
line 81, in get_log
engine-webserver_1 | 2021-01-12T16:45:18.465454135Z logs, metadata =
task_log_reader.read_log_chunks(ti, task_try_number, metadata)
engine-webserver_1 | 2021-01-12T16:45:18.465455658Z File
"/brain/engine/.cache/poetry/meta-vSi4r4R8-py3.8/lib/python3.8/site-packages/airflow/utils/log/log_reader.py",
line 58, in read_log_chunks
engine-webserver_1 | 2021-01-12T16:45:18.465457226Z logs, metadatas
= self.log_handler.read(ti, try_number, metadata=metadata)
engine-webserver_1 | 2021-01-12T16:45:18.465458632Z ValueError: not
enough values to unpack (expected 2, got 1)
```
<!-- (please include exact error messages if you can) -->
**What you expected to happen**:
I expected to get the logs of my task
<!-- What do you think went wrong? -->
**How to reproduce it**:
I think it's everytime (at least on my side)
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**Anything else we need to know**:
Other stable API call, such as getting list of dags runs, task instance, etc
worked well.
Logs is appearing well if I go to
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