Feat(eos_cli_config_gen): Support for Flex Encap and l2dot1q subinterfaces

[ClausHolbechArista]

Change Summary

Support for Flex Encap and l2dot1q subinterfaces

Related Issue(s)

Needed for PR #1418

Component(s) name

arista.avd.eos_cli_config_gen

Proposed changes

Under ethernet_interfaces and port_channel_interfaces:

    # l3dot1q and l2dot1q are used for sub-interfaces.
    # The parent interface should be defined as routed.
    type: < routed | switched | l3dot1q | l2dot1q >

    encapsulation_vlan:
      client:
        dot1q:
          vlan: < Client VLAN ID >
        outer: < Client Outer VLAN ID >
        inner: < Client Inner VLAN ID >
        unmatched: < true | false >
      # network encapsulation is all optional, and skipped if using client unmatched.
      network:
        dot1q:
          vlan: < Network VLAN ID >
        outer: < Network Outer VLAN ID >
        inner: < Network Inner VLAN ID >
        client: < true | false >

    vlan_id: < 1-4094 >

How to test

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)

[ankudinov]

LGTM

[ankudinov]

LGTM