123 lines
4.8 KiB
Django/Jinja
123 lines
4.8 KiB
Django/Jinja
#
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{% block banner %}
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# =============== Managed by SONiC Config Engine DO NOT EDIT! ===============
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# generated from /usr/share/sonic/templates/interfaces.j2 using sonic-cfggen
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# file: /etc/network/interfaces
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#
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{% endblock banner %}
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{% block mgmt_vrf %}
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{% if (MGMT_VRF_CONFIG) and (MGMT_VRF_CONFIG['vrf_global']['mgmtVrfEnabled'] == "true") %}
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auto mgmt
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iface mgmt
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vrf-table 5000
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# The loopback network interface for mgmt VRF that is required for applications like NTP
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up ip link add lo-m type dummy
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up ip link set dev lo-m master mgmt
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up ip addr add 127.0.0.1/16 dev lo-m
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up ip link set lo-m up
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down ip link delete dev lo-m
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{% endif %}
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{% endblock mgmt_vrf %}
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{% block loopback %}
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# The loopback network interface
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auto lo
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iface lo inet loopback
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address 127.0.0.1
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netmask 255.255.0.0
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scope host
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post-up ip addr del 127.0.0.1/8 dev lo
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pre-down ip addr add 127.0.0.1/8 dev lo
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{% endblock loopback %}
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{% block mgmt_interface %}
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# The management network interface
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{% if (ZTP_DHCP_DISABLED is not defined) and (ZTP is defined) and (ZTP['mode'] is defined and ZTP['mode']['profile'] == 'active') %}
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auto eth0
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# ZTP out-of-band interface
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allow-hotplug eth0
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{% if ZTP['mode']['ipv4'] == 'true' %}
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iface eth0 inet dhcp
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{% endif %}
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{% if ZTP['mode']['ipv6'] == 'true' %}
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iface eth0 inet6 dhcp
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up sysctl net.ipv6.conf.eth0.accept_ra=1
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down sysctl net.ipv6.conf.eth0.accept_ra=0
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{% endif %}
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{% if ZTP['mode']['inband'] == 'true' %}
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{% for port in PORT %}
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# ZTP in-band interface {{ port }}
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auto {{ port }}
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allow-hotplug {{ port }}
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{% if PORT_DATA['PORT_TABLE:'+port] is defined and PORT_DATA['PORT_TABLE:'+port]['value']['oper_status'] == 'up' %}
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{% if ZTP['mode']['ipv4'] == 'true' %}
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iface {{ port }} inet dhcp
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{% endif %}
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{% if ZTP['mode']['ipv6'] == 'true' %}
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iface {{ port }} inet6 dhcp
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{% endif %}
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{% endif %}
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{% endfor %}
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{% endif %}
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{% else %}
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{% if MGMT_INTERFACE %}
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{% for (name, prefix) in MGMT_INTERFACE|pfx_filter|unique(attribute=0) %}
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auto {{ name }}
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{% endfor %}
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{% for (name, prefix) in MGMT_INTERFACE|pfx_filter %}
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iface {{ name }} {{ 'inet' if prefix | ipv4 else 'inet6' }} static
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address {{ prefix | ip }}
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netmask {{ prefix | netmask if prefix | ipv4 else prefix | prefixlen }}
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network {{ prefix | network }}
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broadcast {{ prefix | broadcast }}
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{% set vrf_table = 'default' %}
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{% if (MGMT_VRF_CONFIG) and (MGMT_VRF_CONFIG['vrf_global']['mgmtVrfEnabled'] == "true") %}
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{% set vrf_table = '5000' %}
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vrf mgmt
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{% endif %}
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{% set force_mgmt_route_priority = 32764 %}
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########## management network policy routing rules
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# management port up rules
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up ip {{ '-4' if prefix | ipv4 else '-6' }} route add default via {{ MGMT_INTERFACE[(name, prefix)]['gwaddr'] }} dev {{ name }} table {{ vrf_table }} metric 201
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up ip {{ '-4' if prefix | ipv4 else '-6' }} route add {{ prefix | network }}/{{ prefix | prefixlen }} dev {{ name }} table {{ vrf_table }}
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up ip {{ '-4' if prefix | ipv4 else '-6' }} rule add pref {{ force_mgmt_route_priority + 1 }} from {{ prefix | ip }}/{{ '32' if prefix | ipv4 else '128' }} table {{ vrf_table }}
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{% for route in MGMT_INTERFACE[(name, prefix)]['forced_mgmt_routes'] %}
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up ip rule add pref {{ force_mgmt_route_priority }} to {{ route }} table {{ vrf_table }}
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{% endfor %}
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{% if prefix | ipv6 and vrf_table == 'default'%}
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# IPV6 default table not add to lookup by default, management server need this to access IPV6 address when BGP shutdown
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up ip -6 rule add pref {{ force_mgmt_route_priority + 3 }} lookup {{ vrf_table }}
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{% endif %}
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# management port down rules
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pre-down ip {{ '-4' if prefix | ipv4 else '-6' }} route delete default via {{ MGMT_INTERFACE[(name, prefix)]['gwaddr'] }} dev {{ name }} table {{ vrf_table }}
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pre-down ip {{ '-4' if prefix | ipv4 else '-6' }} route delete {{ prefix | network }}/{{ prefix | prefixlen }} dev {{ name }} table {{ vrf_table }}
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pre-down ip {{ '-4' if prefix | ipv4 else '-6' }} rule delete pref {{ force_mgmt_route_priority + 1 }} from {{ prefix | ip }}/{{ '32' if prefix | ipv4 else '128' }} table {{ vrf_table }}
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{% for route in MGMT_INTERFACE[(name, prefix)]['forced_mgmt_routes'] %}
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pre-down ip rule delete pref {{ force_mgmt_route_priority }} to {{ route }} table {{ vrf_table }}
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{% endfor %}
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{% if prefix | ipv6 and vrf_table == 'default'%}
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pre-down ip -6 rule delete pref {{ force_mgmt_route_priority + 3 }} lookup {{ vrf_table }}
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{% endif %}
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{# TODO: COPP policy type rules #}
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{% endfor %}
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{% else %}
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auto eth0
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iface eth0 inet dhcp
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metric 202
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{% if (MGMT_VRF_CONFIG) and (MGMT_VRF_CONFIG['vrf_global']['mgmtVrfEnabled'] == "true") %}
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vrf mgmt
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{% endif %}
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iface eth0 inet6 dhcp
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up sysctl net.ipv6.conf.eth0.accept_ra=1
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down sysctl net.ipv6.conf.eth0.accept_ra=0
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{% endif %}
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{% endif %}
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#
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source /etc/network/interfaces.d/*
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#
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{% endblock mgmt_interface %}
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