Feat(eos_cli_config_gen): Add support for MACsec fallback to unprotected traffic

[Shivani-gslab]

Change Summary

Add support for MACsec fallback to unprotected traffic.

Related Issue(s)

Fixes #3696

Component(s) name

arista.avd.eos_cli_config_gen

Proposed changes

Adding traffic_unprotected to mac_security data-model-

mac_security:
       traffic_unprotected:

            # Allow/drop the transmit/receive of unprotected traffic.
            action: <str; "allow" | "drop"; required>

            # Allow transmit/receive of encrypted traffic using operational SAK and block otherwise.
            allow_active_sak: <bool>

How to test

Molecule test and test on EOS.

Checklist

PR Checklist

• Check the command ordering on EOS.

Repository Checklist

• My code has been rebased from devel before I start
• I have read the CONTRIBUTING document.
• My change requires a change to the documentation and documentation have been updated accordingly.
• I have updated molecule CI testing accordingly. (check the box if not applicable)

[github-actions]

Review docs on Read the Docs

To test this pull request:

# Create virtual environment for this testing below the current directory
python -m venv test-avd-pr-4028
# Activate the virtual environment
source test-avd-pr-4028/bin/activate
# Install all requirements including PyAVD
pip install "pyavd[ansible] @ git+https://github.com/Shivani-gslab/avd.git@mac_sec_traffic#subdirectory=python-avd" --force
# Install Ansible collection
ansible-galaxy collection install git+https://github.com/Shivani-gslab/avd.git#/ansible_collections/arista/avd/,mac_sec_traffic --force
# Optional: Install AVD examples
cd test-avd-pr-4028
ansible-playbook arista.avd.install_examples

[ClausHolbechArista]

Minor comments. Otherwise looks good to me.

[sonarcloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
0.0% Duplication on New Code

See analysis details on SonarCloud