huozhanfeng opened a new issue #16729: URL: https://github.com/apache/airflow/issues/16729
<!-- Welcome to Apache Airflow! For a smooth issue process, try to answer the following questions. Don't worry if they're not all applicable; just try to include what you can :-) If you need to include code snippets or logs, please put them in fenced code blocks. If they're super-long, please use the details tag like <details><summary>super-long log</summary> lots of stuff </details> Please delete these comment blocks before submitting the issue. --> <!-- IMPORTANT!!! PLEASE CHECK "SIMILAR TO X EXISTING ISSUES" OPTION IF VISIBLE NEXT TO "SUBMIT NEW ISSUE" BUTTON!!! PLEASE CHECK IF THIS ISSUE HAS BEEN REPORTED PREVIOUSLY USING SEARCH!!! Please complete the next sections or the issue will be closed. These questions are the first thing we need to know to understand the context. --> **Apache Airflow version**: **Kubernetes version (if you are using kubernetes)** (use `kubectl version`): **Environment**: - **Cloud provider or hardware configuration**: Aliyun - **OS** (e.g. from /etc/os-release): CentOS Linux" VERSION="7 (Core) - **Kernel** (e.g. `uname -a`): Linux 3.10.0-514.21.1.el7.x86_64 - **Install tools**: celery 4.4.7 rabbitmq 3.8.17 - **Others**: **What happened**: Task log can't be shown on Web-Server when the task runs failed, while log can be shown normally when the task success <pre> *** Log file does not exist: /home/airflow/airflow/logs/dag_id/task_id/2021-06-28T00:00:00+08:00/28.log *** Fetching from: http://:8793/log/dag_id/task_id/2021-06-28T00:00:00+08:00/28.log *** Failed to fetch log file from worker. Unsupported URL protocol </pre> <!-- (please include exact error messages if you can) --> **What you expected to happen**: The task log should be shown normally when the task runs failed. <!-- What do you think went wrong? --> The Hostname info doesn't be written into the task instance table, so the webserver can't get the corresponding hostname. **How to reproduce it**: Just run a dag and make its task fail to reproduce the bug. <!--- As minimally and precisely as possible. Keep in mind we do not have access to your cluster or dags. If you are using kubernetes, please attempt to recreate the issue using minikube or kind. ## Install minikube/kind - Minikube https://minikube.sigs.k8s.io/docs/start/ - Kind https://kind.sigs.k8s.io/docs/user/quick-start/ If this is a UI bug, please provide a screenshot of the bug or a link to a youtube video of the bug in action You can include images using the .md style of  To record a screencast, mac users can use QuickTime and then create an unlisted youtube video with the resulting .mov file. ---> **Anything else we need to know**: I have fix it in our env and will commit a PR to fix it. <!-- How often does this problem occur? Once? Every time etc? Any relevant logs to include? Put them here in side a detail tag: <details><summary>x.log</summary> lots of stuff </details> --> -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
