Feat(anta_runner): New reachability tests

[carl-baillargeon]

Change Summary

Adding new reachability tests (part 1).

Related Issue(s)

Fixes #

Component(s) name

arista.avd.<role-name>

Proposed changes

• Added skip_if_not_vtep decorator and use it for routing table and reachability tests
• Added VTEP underlay reachability tests (VTEP Loopback0 to all other fabric devices Loopback0 IPs)
• Added BGP direct neighbors reachability tests
• Added _covered_destinations set attribute to avoid duplicate pings
• Improve descriptions of each input
• Honor the newly added exclude_as_extra_fabric_validation_target knob of eos_designs/eos_cli_config_gen for routing table and reachability tests
• Refactor BGP models creation to make Sonar happy

How to test

anta_runner molecule

Checklist

User Checklist

• N/A

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-6339
# Activate the virtual environment
source test-avd-pr-6339/bin/activate
# Install all requirements including PyAVD
pip install "pyavd[ansible] @ git+https://github.com/carl-baillargeon/avd.git@feat/anta_runner/reachability_tests#subdirectory=python-avd" --force
# Point Ansible collections path to the Python virtual environment
export ANSIBLE_COLLECTIONS_PATH=$VIRTUAL_ENV/ansible_collections
# Install Ansible collection
ansible-galaxy collection install git+https://github.com/carl-baillargeon/avd.git#/ansible_collections/arista/avd/,feat/anta_runner/reachability_tests --force
# Optional: Install AVD examples
cd test-avd-pr-6339
ansible-playbook arista.avd.install_examples

[github-actions]

This pull request has conflicts, please resolve those before we can evaluate the pull request.

[github-actions]

Conflicts have been resolved. A maintainer will review the pull request shortly.

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
94.8% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud