Airflow exit code Exit codes are used by container engines, when a container terminates, to report why it was terminated. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. 10 to 2. el7. Dec 20, 2020 · I'm using Airflow 2. service [Se Airflow will evaluate the exit code of the bash command. operators. code_utils import Dec 26, 2023 · Kubernetes: Command Terminated with Exit Code 137. The solution is to make this exit code explicitly equal to 1. Kubernetes is a popular container orchestration system that allows developers to deploy and manage containerized applications. The command returned a non-zero exit code 127 While many different Airflow components are running within GKE, most don't tend to use much memory, so the case that happens most frequently is that a user uploaded a resource-intensive DAG. Use BashOperator instead. 2 days ago · Support for Python 3. The last parameter is a string that can be converted to a nested array by using "," and "|" split. exceptions import NotFound as ApiConnexionNotFound from airflow. exit(0) by some code who doesn't stops. The Airflow workers run those DAGs, run out of resources, and then get evicted. You signed out in another tab or window. Jan 6, 2020 · You have to make sure that the last exit code is not 0 . Nov 15, 2019 · In simple terms, PythonOperator is just an operator that will execute a python function. The spark job takes some parameters. Tasks fail in case of all other exit codes. But post the installation, The Dag files are not getting displayed on the UI. Raise when a DAG code is not available in the system. 2 What happened We are running 2. Below is a small snippet of the many retries. Using the `Airflow CLI` You can also use the Airflow CLI to stop a DAG if a condition is met. code_utils import Aug 10, 2023 · If you use Mac arm like me and found the whole brew install mysql is abundant. Jan 10, 2010 · But after I reboot my server and restart my webserver & scheduler service (in daemon mode), every time I trigger the exactly same dag, it still get scheduled like usual, but exit with code 1 immediately after start a new process to run task. Are you willing to submit PR? Yes I am willing to submit a PR! Code of Conduct. Dec 10, 2024 · Due to memory oom exceptions in some tasks, the exit code is generated, resulting in _spark_exit_code not being equal to 0. target postgresql. You can have all non-zero exit codes be Feb 10, 2024 · Airflow containers keep restarting with exit code 137 Hi everyone I'm trying to deploy my airflow project on a new Oracle Linux 9 server and when I docker compose up, the containers are constantly restarting with exit code 137. Nov 13, 2024 · This DAG would contain a subsequent task which asserts that the exit code from the KPO based task is equal to the expected exit code value. May 9, 2025 · Airflow finds such tasks periodically and terminates them. 3 and this is happening a couple of times per day. py:156} INFO - Task exited with return code 1 [2022-08-16, 20:30:02 KST] {local_task_job. 0, pods were able to run the tasks and after successful completion, it is restarting with CrashLoopBackoff status. If all the tasks run successfully but the DAG's keep failing you probably need to restart the whole project (webserver, scheduler and workers) because you might have outdated code somewhere. 0, and my tasks are sporadically being killed "externally" after running for a few seconds or minutes. ' airflow. ; 4041098) [2022-08-16, 20:30:02 KST] {local_task_job. Mar 23, 2023 · I am trying to use a bash operator to unzip a file within an airflow DAG. The default is None and the bash command runs in a temporary directory. In general a non-zero exit code produces an AirflowException and thus a task failure. If there are any errors and you want the task to failed state then you need to raise an Exception inside your python callable function. Htop shows me that netcat is running inside this container and it is trying to connect to postgres: nc -zvvn 172. Tasks succeed if the whole shell exits with an exit code of 0. Jun 19, 2021 · I am upgrading Airflow from version 1. Airflow operates on this principle so you're going to have to write a custom operator to handle whatever it is you're trying to do. and could be connected to. Note: If you expect a non-zero exit from a sub-command you can add the prefix set -e; to your bash command to make sure that the exit is captured as a Airflow will evaluate the exit code of the bash command. Aug 10, 2023 · If you use Mac arm like me and found the whole brew install mysql is abundant. You should use PythonOperator if you want the exceptions to propagate. This is the task that I am trying to use: unzip_dataset_task = BashOperator( task_id="unzip_dataset_task&q You signed in with another tab or window. The command returned a non-zero exit code. 4. Container | None) – If python_callable exits with this exit code, leave the task in skipped state (default: None). DagRunNotFound Apache Airflow, Apache, Airflow, the Airflow logo, and the May 13, 2024 · Operating System. Feb 22, 2021 · docker-apache-airflow-201_airflow-init_1 exited with code 0. Jan 10, 2012 · I wrote a piece of code that was supposed to run the airflow list_dags command via subprocess. × python setup. AirflowException: Bash command failed Command exited with return code 141 [2021-10-28 15:58:32,806] (taskinstance,py:1150) ERROR - Bash command Jul 25, 2023 · You signed in with another tab or window. 2 days ago · I had to change the dist linux version, I used ubuntu 22. cwd: Specify in which directory should the command be run. In general, a non-zero exit code will result in task failure and zero will result in task success. service [Unit] Description=Airflow webserver daemon After=network. However the Exceptions still exists and as I run docker-compose up, the webserver fails. But you can add it as a PR. check_output( 'airflow list_dags', shell=True ). If a cumulative memory consumption of those task instances exceeds the memory Sep 16, 2018 · Force Airflow to terminate with exit code 1. The command returned a non-zero exit code 1. For the latter, you need to have apache-airflow package installed in your image in the same version as Airflow you run your Kubernetes Pod Operator from). Commented Sep 29, How to execute python code and airflow macro in a BashOperator? 3. May 31, 2024 · The command returned a non-zero exit code -9. Missing keyword or command, or permission problem Airflow will evaluate the exit code of the bash command. Jul 4, 2021 · Create custom SparkSubmitHook and SparkSubmitOperator classes to ignore user-defined non-zero exit codes in way that either AirflowSkipException exception is going to be thrown or return code value will be pushed to XCom for further use. Replace 'exit 0' with the bash command you want to execute. Airflow 2. Mar 30, 2023 · I have set up a airflow 2. 0. 0 apache-airflow-providers-celery==3. May 4, 2018 · It returns an exit code from a shell. Use case/motivation. Dec 12, 2019 · When I run the following command, I expect the exit code to be 0 since my combined container runs a test that successfully exits with an exit code of 0. split() I get the No. Exit code ``99`` (or another set in ``skip_on_exit_code``) will throw an :class:`airflow. The reason could be the scheduler gett Airflow will evaluate the exit code of the bash command. Nov 28, 2019 · From the source code of the BashOperator: :param xcom_push: If xcom_push is True, the last line written to stdout will also be pushed to an XCom when the bash command completes. The behavior of a BashOperator task is based on the status of the bash shell: May 2, 2022 · The command returned a non-zero exit code {result. If None, the command will be executed in a temporary directory. Jun 20, 2022 · The command returned a non-zero exit code. Sep 19, 2018 · Try testing each one of the tasks in order using the airflow test command. 什么是退出码（Exit Code）？ 退出码（Exit Code）是程序执行结束后返回的一个 整数值，表示任务的执行结果： 0（成功）：任务执行正常，Airflow 认为任务状态为 success。 非 0（失败）：任务执行异常，Airflow 认为任务状态为 failed，并可能触发重试或失败回调。 2. It is not May 13, 2025 · When dbt exits, it will return an exit code of either 0, 1, or 2. ' – Paulo Hader. Dec 2, 2021 · Description Given a simple dag like this: from airflow import DAG from airflow. The following is my code segment: May 3, 2019 · 我正在尝试通过Airlfow运行一个. Everything was running fine until I s airflow-init_1 | Upgrades done airflow-init_1 | Admin user airflow created airflow-init_1 | 3. In cases where it is desirable to instead have the task end in a skipped state, you can exit with code 99 (or with another exit code if you pass skip_on_exit_code ). The trigger rule possibilities: Aug 14, 2020 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. The account created has the login airflow and the password airflow. bash_operator import BashOperatorfrom datetime im Airflow will evaluate the exit code of the bash command. How does this operator work?¶ The KubernetesPodOperator uses the Kubernetes API to launch a pod in a Kubernetes cluster. Container | None) – If command exits with this exit code, leave the task in skipped state (default: None). 12. base_container_name (str | None) – The name of the base container in the pod. Aug 23, 2023 · Can airflow catch the exit code using "sys. ') airflow. 0 - running locally keeps running the Instead, pass your secrets via native Kubernetes Secrets or use Connections and Variables from Airflow. I would strongly suggest not misusing exit codes and figure out a different way to do what you want to do. 2 version in AWS. Debian GNU/Linux 12. Provide details and share your research! But avoid …. It is not Aug 24, 2020 · This is problematic because the logfiles do not get updated, but the exit code of the task is listed a 0: Command exited with return code 0. I am using airflow 2. 11, or 3. After a point in time, our MWAA setup started producing errors on ALL tasks asynchronously. 1908 (Core) Linux 3. Since _spark_exit_code is not 0, SparkSubmitOperator considers the task status to be a failure. May 26, 2020 · Airflow Task Failure Slack notifcations Hot Network Questions Does Acts 7:56 (where Stephen sees the Son of Man standing at God’s right hand) fulfill Jesus’ prophecy in Matthew 26:64? May 12, 2024 · I'm encountering an issue while running a task in my Airflow DAG. This is very rude - you are asking for individual attention of people on a free forum, where people help when they have time and feel like they can help. :type skip_exit_code: int Airflow will evaluate the exit code of the bash command. You switched accounts on another tab or window. 19. 6中更改:如果在Python解释器捕获SystemExit (例如在标准流中刷新缓冲数据时发生错误)，则退出状态将更改为120。 May 22, 2018 · == Edit 1 == Did some digging in airflow source and found this: if sp. x86_64 Jul 10, 2022 · Apache Airflow version. Closed Copy link Airflow will evaluate the exit code of the bash command. apache-airflow-providers-amazon==8. Essentially, for any exit code other that 0, airflow will retry the task on the basis of retry value configured. By supplying an image URL and a command with optional arguments, the operator uses the Kube Python Client to generate a Kubernetes API request that dynamically launches those individual pods. Skipping¶. This code will trigger the `my_stop_dag` DAG when the `my_dag` DAG fails. 0- Mar 9, 2018 · Bear with me since I've just started using Airflow, and what I'm trying to do is to collect the return code from a BashOperator task and save it to a local variable, and then based on that return code branch out to another task. exceptions. – Jul 17, 2021 · airflow-init_1 | Upgrades done airflow-init_1 | Admin user airflow created airflow-init_1 | 2. g. From your input you have this: [2020-01-03 13:22:46,761] {{bash_operator. Here is the status field in the pod log Sep 14, 2020 · The reason it never got as far as showing the existing "Bash command failed" is because of your run_as_user and the sudo call failed, so it didn't even get to running the task code. All were working fine in Airflow 1. The addition of the skip_on_exit_code parameter makes SSHOperator more flexible by allowing specific exit codes to signify a skipped state, similar to other operators like BashOperator and PythonVirtualenvOperator. You can try with ShortCircuitOperator like this: This parameter allows the task to be skipped if the SSH command exits with a specified exit code. The following sections describe most common reasons and solutions for Zombie tasks. 5 version of apache/airflow using my fork airflow. 3 5432 curl shows timeout: Airflow will evaluate the exit code of the bash command. " As per the logs,we get to see that before running the specific task in the given dag by ignoring all its dependencies, it is trying to parse all the dags which are under the dags folder. Depending on what is being executed this exit code 2 will tell about the reason of the exit. I would expect a test failure to return a failure status code so any callers would be informed the test failed. 3 using apache-airflow helm repo. sh文件，它调用了执行有问题的jar所需的所有libraire，但我仍然在使用BashOperator时遇到相同的错误，以下是. Feb 10, 2022 · Apache Airflow version 2. api_connexion. returncode: raise AirflowException("Bash command failed") This indicates that unless exit code is 0, airflow will mark the task as failed for all other exit codes. In general a non-zero exit code produces an AirflowException and thus a task failure. The number 143 is a sum of two numbers: 128+x, # where x is the signal number sent to the process that caused it to terminate. E. Jul 28, 2023 · You signed in with another tab or window. AirflowException(). utils. Airflow will evaluate the exit code of the bash command. py bdist_wheel did not run successfully. Aug 16, 2022 · The command returned a non-zero exit code 1. Tasks are skipped if the exit code is 99 (unless otherwise specified in skip_exit_code). terminated. this exit code in bash means: Misuse of shell builtins. In this example, the bash_command is exit 0, which is a bash command that always returns a zero exit code. yml in the directory? You get it, there are lots of things which are not in question. This feature is useful for commands that return non-zero codes intentionally—e. Jul 4, 2020 · apache / airflow Public. , a script signaling a specific condition—allowing you to Oct 31, 2022 · 也许这个链接能帮你。. docker-compose up --build --exit-code-from skip_on_exit_code: Defines which bash exit code should cause the BashOperator to enter a skipped state. We are trying to increase the dagbag timeout seconds but it has not cleared all the crashes. The task utilizes a pex file to import code, and although the Python callable executes without errors, the task exits with return code 1. # -*- coding: utf-8 -*-# # Licensed to the Apache Software Foundation (ASF) under one # or more contributor license agreements. py文件的内容： from airflow import DAGfrom airflow. 0-1062. exit_code. 2 start_airflow-init_1 exited with code 0 but that command just hangs and never exits. AirflowSkipException`, which will leave the task in ``skipped`` state. Also, if this is a Kubernetes Pod Operator task, note that it is very hard to associate the actual pod name to the name in the GUI due to some bugs in recent airflow versions. Hi team, when executing airflow dags test <dag_id> <logical_date>, and the DagRun enters the failure state, Airflow prints the exception and gracefully exits with code 0. 1 start_airflow-init_1 exited with code 0. Notifications You must be signed in to change notification settings; Specify that exit code -9 is due to RAM #14270. Feb 21, 2020 · While executing airflow scheduler is continue printing following messages DagFileProcessorManager (PID=11895) exited with exit code -11 - re-launching [2020-02-21 Airflow will evaluate the exit code of the bash command. skip_on_exit_code (int | collections. │ exit code: 1 ╰─> [26 lines of The following are 30 code examples of airflow. I agree to follow this project's Code of Conduct The Airflow processes receive a SIGTERM signal when Kubernetes wants to terminate the Pod. 0. Try: brew install mysql-client pkg-config and follow the instruction comment after install mysql-client Feb 10, 2022 · Apache Airflow version 2. This container’s logs will appear as part of Jul 19, 2024 · skip_exit_code: Leave the task in the skipped state if it terminates with the default exit code(99). Exit code 99 (or another set in skip_on_exit_code) will throw an airflow. 11 requires Python 3. See the NOTICE file # distributed with this work for additional information # regarding copyright ownership. Sep 12, 2018 · I know I'm digging up a slightly dated post, but I too was trying to figure out why I could not get the scheduler to run automatically when the server is running. service is trying to run the airflow worker as the root user. Jan 7, 2021 · Every other exit code indicates a failure of some sort. 10 Kubernetes version (if you are using kubernetes) (use kubectl version): Not using Kubernetes or docker Environment: CentOS Linux release 7. I've also noticed exceptions related to logging in the worker pod logs. sudo apt-get dist-upgrade Feb 2, 2022 · Force Airflow to terminate with exit code 1. Container | None) – If task exits with this exit code, leave the task in skipped state (default: None). exit(400)". However correct code should state. 2 version of Airflow in AWS MWAA. output_processor 参数允许您指定一个 lambda 函数，该函数在将 bash 脚本的输出作为 XCom 推送之前对其进行处理。 此功能对于在 BashOperator 中直接操作脚本的输出特别有用，而无需额外的 operator 或任务。 Oct 27, 2021 · Hi Team, I have recently installed airflow 2. exception airflow. 2. However, the task will retry itself, and the spark task is ultimately successful. abc. If the command never returns a zero exit code, the sensor will eventually fail based on other Jan 10, 2010 · I also use 'airflow test' command again to check if there is something wrong with my code now, but everything seems OK when using 'airflow test', but exit silently when using 'airflow run', it is really weird. It already support skip_exit_code feature. This causes Airflow to mark the task as a success; however, the log wasn't printed successfully. and then the bash operator treats the whole operator job as success. yml安装pip软件包？ 7 初始化 Apache Airflow Docker 时出现“未命名为 'airflow' 的模块”错误 Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand Feb 24, 2022 · You signed in with another tab or window. exit_code}. The `my_stop_dag` DAG will then stop the `my_dag` DAG. How to kill airflow dag run that has already been marked as failed? 1. 2. Try: brew install mysql-client pkg-config and follow the instruction comment after install mysql-client Airflow will evaluate the exit code of the bash command. Sep 28, 2022 · The command returned a non-zero exit code {result. 04, next I updated / upgrated the package: sudo apt-get update. 1, using docker compose in an EC2. exit_code for matching the exit code as described here. I am using env variables to set executor, Postgres and Redis info to the webserver. Hope this helps better. dates import days_ago from airflow. What happened. Oct 6, 2022 · Hello, Hoping someone can shed some light on this issue I've been running into. In the example, x equals 15, which is the number of the SIGTERM signal, meaning the process was killed forcibly. 1. bash import BashOperator with DAG("instantfail", description="insta Source code for airflow. Exit code 99 (or another set in skip_exit_code) will throw an airflow. Each Airflow worker can run up to [celery]worker_concurrency task instances simultaneously. 7. 在版本3. 1 Jan 13, 2020 · I am trying to run apache airflow in ECS using the v1. You can check it with following steps: Aug 24, 2023 · The airflow code base uses laststate. Kubernetes version (if you are using kubernetes) (use kubectl version): Not using Kubernetes or docker Environment: CentOS Linux release 7. It denotes that the process was terminated by an external signal. If do_xcom_push is True, the numeric exit code emitted by the ssh session is pushed to XCom under key ssh_exit. You can have all non-zero exit codes be Nov 2, 2021 · What are Container Exit Codes. The default is 99. I am running Airflow on Kubernetes installed via Helm using KuberentesExecutor. The tasks usually run successfully (both for manual task initi Mar 2, 2025 · 1. May 15, 2023 · It's the bash script of yours that executes wth -9. 10, 3. The Pod logs the received signal as shown in the log below and initiate a graceful shutdown. jar DAG我有一个. I haven't worked with this component yet. Airflow will evaluate the exit code of the Bash command. 10. sudo apt-get dist-upgrade Jan 13, 2020 · I am trying to run apache airflow in ECS using the v1. But when I upgraded Airflow 2. Not sure what details you will find in the exception, when you use PythonOperator, but you are increasing your chances of getting a May 28, 2020 · When you run the command what does terminal shows before giving Exit code 1? Where are your DockerFile and docker-compose. [2022-06-20 06:54:38 If true, the operator will raise warning if Airflow is not installed, and it will attempt to load Airflow macros when starting. My project uses KubernetesPodOperator to run tasks on KubernetesExecutor. service Wants=postgresql. You could change your sys. In order to run airflow worker as root, you must set C_FORCE_ROOT="true" in your airflow environment file (/etc/default/airflow). If set to ``None``, any non-zero exit code will be treated as a failure. 8 has been removed, as it has reached end-of-life. 9, 3. New Features¶ Introduce DeltaTriggerTimetable (#47074) Backport airflow config update and airflow config lint changes to ease migration to Airflow 3 (#45736, #50353) Add link to show task in a DAG in DAG Dependencies 63 安装Airflow时出现错误：默认情况下，Airflow的一个依赖项安装了GPL许可证的软件包。 5 Airbnb Airflow: 不使用pip安装Airflow; 19 Airflow：如何通过docker-compose. Having Bash in-between Airflow (Python) and your python code, you are loosing the exception information as @Taragolis mentioned. Cleaning-up the environment¶ The docker-compose environment we have prepared is a “quick-start” one. Airflow worker ran out of memory. The command returned a non-zero exit code {result. The skip_exit_code parameter—e. Apr 10, 2018 · Your airflow-worker. 6. Here is the status field in the pod log Airflow will evaluate the exit code of the bash command. I also tried using simple bash script however that also was not successful. Asking for help, clarification, or responding to other answers. However, this is not recommended and I suspect it is not the best fix for you. You can - even now in your DAG - simply extend SSHOperator and change it's behaviour in your DAGs:- this is entirely OK in Airlfow - you should not treat the operators as "black-boxes" - it's perfectly fine to write your own operator extending those from Airflow that miss some functionality you would like to do. Exit code ``99`` (or another set in ``skip_exit_code``) will throw an :class:`airflow. py:132}} INFO - Command exited with return code 0. The issue I have is figuring out how to get the BashOperator to return something. AirflowSkipException, which will leave the task in skipped state. Jul 11, 2024 · Analyze kubectl for the pod noted in the Airflow GUI and see if it has container restarts, use describe pod to analyze it if you can catch it running. How to catch bash script error, which is run through a python script? 0. 5. Likely it has a bug or something klills whatever your bash script is doing with SIGKILL - you should not look at Airflow but rather you need to understand what your bash script is doing and what's happening to it. cwd: Changes the working directory where the bash command is run. Versions of Apache Airflow Providers. All operators have a trigger_rule argument which defines the rule by which the generated task get triggered. docker-apache-airflow-201_airflow-webserver_1 exited with code 1 airflow-webserver_1 | May 16, 2022 · Exit Code 143. Airflow BashOperator Exit Code: Airflow evaluates the exit code of the bash command. That woudl be a nice improvement I think. Is it possible to not check _spark_exit_code? We use airflow 2. If set to None, any non-zero exit code will be treated as a failure. Jan 10, 2010 · Apache Airflow version: 1. The default is ``False`` but note that `get_pty` is forced to ``True`` when the `command` starts with ``sudo``. The BashSensor will keep polling until the bash command returns a zero exit code. Oct 28, 2021 · airflow. My questions: Is there a a way for these errors to be raised as an actual error? 输出处理器¶. – Aug 23, 2023 · Can airflow catch the exit code using "sys. Reference ¶ For further information, look at: Kubernetes Documentation Oct 3, 2023 · Airflow performs a few more operations after the execution of the operator's execute method and of this code is not executed the task will always be marked as failed. sudo apt-get upgrade. In cases where it is desirable to instead have the task end in a skipped state, you can exit with code 99 (or with another exit code if you pass skip_exit_code). Feb 17, 2021 · This is my systemd unit file for the airflow webserver: #airflow-webserver. . For example in python you can have: Airflow will evaluate the exit code of the bash command. Reload to refresh your session. To do this, you would need to use the following command: airflow dags trigger –conf ‘{“condition”: “ “}’ Sep 30, 2022 · Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Aug 31, 2018 · I am using airflow bash operator to run a spark-submit job. py:273} INFO - 0 downstream tasks scheduled from follow-on schedule check Exit Code Handling. To do this I have been attempting to use XCOM to push the exit code from the KPO based operator task and pull this exit code in the subsequent assertion task. If you are a Kubernetes user, container failures are one of the most common causes of pod exceptions, and understanding container exit codes can help you get to the root cause of pod failures when troubleshooting. # # Note: Any AirflowException raised is expected to cause the TaskInstance # to be marked in an ERROR state """Exceptions used by Airflow""" import datetime import warnings from typing import Any, Dict, List, NamedTuple, Optional from airflow. dag_processing. :param banner_timeout: timeout to wait for banner from the server in seconds:param skip_on_exit_code: If command exits with this exit code, leave the task in ``skipped`` state (default: None). Nov 23, 2023 · @yeangPan: first of all please - do NOT call individual people here where you have troubleshooting issue. Sep 30, 2022 · Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Aug 31, 2018 · I am using airflow bash operator to run a spark-submit job. , skip_exit_code=100 —defines an exit code to treat as successful, overriding the default behavior where only exit code 0 indicates success. AirflowException: Bash command failed. :type xcom_push: bool Feb 23, 2023 · BTW. dags_raw = subprocess. Apr 28, 2017 · You have to use airflow trigger rules. gylckuddgvluemtptxtnrpgrjfirvedlmynaeenss