router id {{ bird_router_id }};

log syslog all;
log "{{ bird_log_file }}" { debug, trace, remote, warning, error, auth, fatal, bug };

protocol device { scan time 5; }
protocol direct { ipv6; }

protocol kernel {
    ipv6 { export none; };
    scan time 15;
}

protocol kernel {
    ipv4;
    scan time 15;
}

protocol static announcev6 {
    ipv6;
    description "Static v6 Routes";
{% for route in bird_static_routes_v6 %}
{% if route.blackhole | default(false) %}
    route {{ route.prefix }} blackhole;
{% else %}
    route {{ route.prefix }} via {{ route.via }};
{% endif %}
{% endfor %}
}

protocol static announcev4 {
    ipv4;
    description "Static v4 Routes";
{% for route in bird_static_routes_v4 %}
{% if route.blackhole | default(false) %}
    route {{ route.prefix }} blackhole;
{% else %}
    route {{ route.prefix }} via {{ route.via }};
{% endif %}
{% endfor %}
}

protocol static {
    ipv6;
}

protocol static {
    ipv4;
}

filter rt_importv4 {
    accept;
}

filter rt_importv6 {
    accept;
}

filter rt_nothanks {
{% for prefix in bird_reject_prefixes_v6 %}
    if (net ~ [ {{ prefix }} ]) then reject;
{% endfor %}
    accept;
}

filter sbehop {
    gw = {{ bird_sbehop_gateway }};
    accept;
}

filter brt_importv6 {
    reject;
}

filter rt_export {
    if (proto = "announcev4") then accept;
    if (proto = "announcev6") then accept;
    reject;
}

{% for session in bird_bgp_sessions %}
protocol bgp {{ session.name }} {
    local {{ session.local_address }} as {{ session.local_as }};
    neighbor {{ session.neighbor_address }} as {{ session.neighbor_as }};
    multihop {{ session.multihop | default(255) }};
    {{ session.address_family | default('ipv6') }} {
{% if session.import_limit is defined %}
        import limit {{ session.import_limit }};
{% endif %}
{% if session.export_limit is defined %}
        export limit {{ session.export_limit }};
{% endif %}
{% if session.import_filter is defined %}
        import filter {{ session.import_filter }};
{% else %}
        import none;
{% endif %}
{% if session.export_filter is defined %}
        export filter {{ session.export_filter }};
{% else %}
        export none;
{% endif %}
{% if session.graceful_restart | default(false) %}
        graceful restart on;
{% endif %}
    };
}

{% endfor %}