sonic-buildimage/dockers/docker-fpm-frr/frr.conf.j2
Prince Sunny 231d309b69
Generate interface table to have an entry designated to default VRF. (#2848)
* Generate default VRF table for router interfaces

* Updated jinja2 template to have prefix filter
2019-06-10 14:02:55 -07:00

210 lines
6.7 KiB
Django/Jinja

!
{% block banner %}
! =========== Managed by sonic-cfggen DO NOT edit manually! ====================
! generated by templates/frr/frr.conf.j2 with config DB data
! file: frr.conf
!
{% endblock banner %}
!
{% block system_init %}
hostname {{ DEVICE_METADATA['localhost']['hostname'] }}
password zebra
log syslog informational
log facility local4
! enable password {# {{ en_passwd }} TODO: param needed #}
{% endblock system_init %}
!
{% block interfaces %}
! Enable link-detect (default disabled)
{% for (name, prefix) in INTERFACE|pfx_filter %}
interface {{ name }}
link-detect
!
{% endfor %}
{% for pc in PORTCHANNEL %}
interface {{ pc }}
link-detect
!
{% endfor %}
{% endblock interfaces %}
!
{% block default_route %}
! set static default route to mgmt gateway as a backup to learned default
{% for (name, prefix) in MGMT_INTERFACE|pfx_filter %}
{% if prefix | ipv4 %}
ip route 0.0.0.0/0 {{ MGMT_INTERFACE[(name, prefix)]['gwaddr'] }} 200
{% endif %}
{% endfor %}
{% endblock default_route %}
!
{% block source_loopback %}
{% set lo_ipv4_addrs = [] %}
{% set lo_ipv6_addrs = [] %}
{% if LOOPBACK_INTERFACE %}
{% for (name, prefix) in LOOPBACK_INTERFACE|pfx_filter %}
{% if name == 'Loopback0' %}
{% if prefix | ipv6 %}
{% if lo_ipv6_addrs.append(prefix) %}
{% endif %}
{% else %}
{% if lo_ipv4_addrs.append(prefix) %}
{% endif %}
{% endif %}
{% endif %}
{% endfor %}
{% endif %}
! Set ip source to loopback for bgp learned routes
route-map RM_SET_SRC permit 10
set src {{ lo_ipv4_addrs[0] | ip }}
!
{% if lo_ipv6_addrs|length > 0 %}
route-map RM_SET_SRC6 permit 10
set src {{ lo_ipv6_addrs[0] | ip }}
!
{% endif %}
ip protocol bgp route-map RM_SET_SRC
!
{% if lo_ipv6_addrs|length > 0 %}
ipv6 protocol bgp route-map RM_SET_SRC6
!
{% endif %}
{% endblock source_loopback %}
!
{% if DEVICE_METADATA['localhost'].has_key('bgp_asn') %}
{% block bgp_init %}
!
! bgp multiple-instance
!
route-map FROM_BGP_SPEAKER_V4 permit 10
!
route-map TO_BGP_SPEAKER_V4 deny 10
!
router bgp {{ DEVICE_METADATA['localhost']['bgp_asn'] }}
bgp log-neighbor-changes
bgp bestpath as-path multipath-relax
no bgp default ipv4-unicast
{# Advertise graceful restart capability for ToR #}
{% if DEVICE_METADATA['localhost']['type'] == 'ToRRouter' %}
bgp graceful-restart
{% endif %}
{% for (name, prefix) in LOOPBACK_INTERFACE|pfx_filter %}
{% if prefix | ipv4 and name == 'Loopback0' %}
bgp router-id {{ prefix | ip }}
{% endif %}
{% endfor %}
{# advertise loopback #}
{% for (name, prefix) in LOOPBACK_INTERFACE|pfx_filter %}
{% if prefix | ipv4 and name == 'Loopback0' %}
network {{ prefix | ip }}/32
{% elif prefix | ipv6 and name == 'Loopback0' %}
address-family ipv6
network {{ prefix | ip }}/128
exit-address-family
{% endif %}
{% endfor %}
{% endblock bgp_init %}
{% endif %}
{% block vlan_advertisement %}
{% for (name, prefix) in VLAN_INTERFACE|pfx_filter %}
{% if prefix | ipv4 %}
network {{ prefix }}
{% elif prefix | ipv6 %}
address-family ipv6
network {{ prefix }}
exit-address-family
{% endif %}
{% endfor %}
{% endblock vlan_advertisement %}
{% block bgp_sessions %}
{% for neighbor_addr, bgp_session in BGP_NEIGHBOR.iteritems() %}
{% if bgp_session['asn'] | int != 0 %}
neighbor {{ neighbor_addr }} remote-as {{ bgp_session['asn'] }}
neighbor {{ neighbor_addr }} description {{ bgp_session['name'] }}
{# set the bgp neighbor timers if they have not default values #}
{% if (bgp_session['keepalive'] is defined and bgp_session['keepalive'] | int != 60)
or (bgp_session['holdtime'] is defined and bgp_session['holdtime'] | int != 180) %}
neighbor {{ neighbor_addr }} timers {{ bgp_session['keepalive'] }} {{ bgp_session['holdtime'] }}
{% endif %}
{% if bgp_session.has_key('admin_status') and bgp_session['admin_status'] == 'down' or not bgp_session.has_key('admin_status') and DEVICE_METADATA['localhost'].has_key('default_bgp_status') and DEVICE_METADATA['localhost']['default_bgp_status'] == 'down' %}
neighbor {{ neighbor_addr }} shutdown
{% endif %}
{% if neighbor_addr | ipv4 %}
address-family ipv4
{% if DEVICE_METADATA['localhost']['type'] == 'ToRRouter' %}
neighbor {{ neighbor_addr }} allowas-in 1
{% endif %}
neighbor {{ neighbor_addr }} activate
neighbor {{ neighbor_addr }} soft-reconfiguration inbound
{% if bgp_session['rrclient'] | int != 0 %}
neighbor {{ neighbor_addr }} route-reflector-client
{% endif %}
{% if bgp_session['nhopself'] | int != 0 %}
neighbor {{ neighbor_addr }} next-hop-self
{% endif %}
maximum-paths 64
exit-address-family
{% endif %}
{% if neighbor_addr | ipv6 %}
address-family ipv6
{% if DEVICE_METADATA['localhost']['type'] == 'ToRRouter' %}
neighbor {{ neighbor_addr }} allowas-in 1
{% endif %}
neighbor {{ neighbor_addr }} activate
neighbor {{ neighbor_addr }} soft-reconfiguration inbound
{% if bgp_session['rrclient'] | int != 0 %}
neighbor {{ neighbor_addr }} route-reflector-client
{% endif %}
{% if bgp_session['nhopself'] | int != 0 %}
neighbor {{ neighbor_addr }} next-hop-self
{% endif %}
{% if bgp_session['asn'] != DEVICE_METADATA['localhost']['bgp_asn'] %}
neighbor {{ neighbor_addr }} route-map set-next-hop-global-v6 in
{% endif %}
maximum-paths 64
exit-address-family
{% endif %}
{% endif %}
{% endfor %}
{% endblock bgp_sessions %}
{% block bgp_peers_with_range %}
{% if BGP_PEER_RANGE %}
{% for bgp_peer in BGP_PEER_RANGE.values() %}
neighbor {{ bgp_peer['name'] }} peer-group
neighbor {{ bgp_peer['name'] }} passive
neighbor {{ bgp_peer['name'] }} remote-as {{ deployment_id_asn_map[DEVICE_METADATA['localhost']['deployment_id']] }}
neighbor {{ bgp_peer['name'] }} ebgp-multihop 255
{% for (name, prefix) in LOOPBACK_INTERFACE|pfx_filter %}
{% if name == 'Loopback1' %}
neighbor {{ bgp_peer['name'] }} update-source {{ prefix | ip }}
{% endif %}
{% endfor %}
{% for ip_range in bgp_peer['ip_range'] %}
bgp listen range {{ip_range}} peer-group {{ bgp_peer['name'] }}
{% endfor %}
address-family ipv4
neighbor {{ bgp_peer['name'] }} activate
neighbor {{ bgp_peer['name'] }} soft-reconfiguration inbound
neighbor {{ bgp_peer['name'] }} route-map FROM_BGP_SPEAKER_V4 in
neighbor {{ bgp_peer['name'] }} route-map TO_BGP_SPEAKER_V4 out
maximum-paths 64
exit-address-family
address-family ipv6
neighbor {{ bgp_peer['name'] }} activate
neighbor {{ bgp_peer['name'] }} soft-reconfiguration inbound
maximum-paths 64
exit-address-family
{% endfor %}
{% endif %}
{% endblock bgp_peers_with_range %}
!
{% if DEVICE_METADATA['localhost'].has_key('bgp_asn') %}
maximum-paths 64
!
route-map ISOLATE permit 10
set as-path prepend {{ DEVICE_METADATA['localhost']['bgp_asn'] }}
{% endif %}
!
route-map set-next-hop-global-v6 permit 10
set ipv6 next-hop prefer-global
!