servers/roles/proxmox/templates/mgmt.intf.j2

# Management VRF and link.
auto mgmt
iface mgmt
    address 127.0.0.1/8
    address ::1/128
    vrf-table auto

{% for iface in interfaces | selectattr('name', 'match', '^mgmt') | selectattr('ip_addresses') %}
auto {{ iface.name }}
iface {{ iface.name }}
    vrf mgmt
{% for ip in iface.ip_addresses %}
    address {{ ip.address }}
{% endfor %}
{% if iface.custom_fields.gateway %}
    gateway {{ iface.custom_fields.gateway.address | ipaddr('address') }}
{% endif %}

{% endfor %}