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diff --git a/docs/faq.md b/docs/faq.md new file mode 100644 index 0000000..7c995ac --- /dev/null +++ b/docs/faq.md @@ -0,0 +1,67 @@ +<!-- + ~ Copyright (c) 2023-2024 Arista Networks, Inc. + ~ Use of this source code is governed by the Apache License 2.0 + ~ that can be found in the LICENSE file. + --> + +# Frequently Asked Questions (FAQ) + +## Why am I seeing an `ImportError` related to `urllib3` when running ANTA? + +When running the `anta --help` command, some users might encounter the following error: + +```bash +ImportError: urllib3 v2.0 only supports OpenSSL 1.1.1+, currently the 'ssl' module is compiled with 'OpenSSL 1.0.2k-fips 26 Jan 2017'. See: https://github.com/urllib3/urllib3/issues/2168 +``` + +This error arises due to a compatibility issue between `urllib3` v2.0 and older versions of OpenSSL. + +#### How can I resolve this error? + +1. _Workaround_: Downgrade `urllib3` + + If you need a quick fix, you can temporarily downgrade the `urllib3` package: + + ```bash + pip3 uninstall urllib3 + + pip3 install urllib3==1.26.15 + ``` + +2. _Recommended_: Upgrade System or Libraries: + + As per the [urllib3 v2 migration guide](https://urllib3.readthedocs.io/en/latest/v2-migration-guide.html), the root cause of this error is an incompatibility with older OpenSSL versions. For example, users on RHEL7 might consider upgrading to RHEL8, which supports the required OpenSSL version. + +## Why am I seeing `AttributeError: module 'lib' has no attribute 'OpenSSL_add_all_algorithms'` when running ANTA + +When running the `anta` commands after installation, some users might encounter the following error: + +```bash +AttributeError: module 'lib' has no attribute 'OpenSSL_add_all_algorithms' +``` + +The error is a result of incompatibility between `cryptography` and `pyopenssl` when installing `asyncssh` which is a requirement of ANTA. + +#### How can I resolve this error? + +1. Upgrade `pyopenssl` + + ```bash + pip install -U pyopenssl>22.0 + ``` + +## `__NSCFConstantString initialize` error on OSX + +This error occurs because of added security to restrict multithreading in macOS High Sierra and later versions of macOS. https://www.wefearchange.org/2018/11/forkmacos.rst.html + +#### How can I resolve this error? + +1. Set the following environment variable + + ```bash + export OBJC_DISABLE_INITIALIZE_FORK_SAFETY=YES + ``` + +## Still facing issues? + +If you've tried the above solutions and continue to experience problems, please report the issue in our [GitHub repository](https://github.com/arista-netdevops-community/anta). |