Timotej Lazar
6a5ebfe5b5
Not sure if it makes a difference but let’s keep the generated config minimal.
56 lines
1.8 KiB
Django/Jinja
56 lines
1.8 KiB
Django/Jinja
{# Loopback interface must be present so create it here if none is defined in inventory. #}
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{% if not interfaces | selectattr("name", "==", "lo") %}
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auto lo
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iface lo
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{% endif -%}
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{# Define VRFs. #}
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{% for vrf in interfaces | selectattr("vrf") | map(attribute="vrf.name") %}
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auto {{ vrf }}
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iface {{ vrf }}
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pre-up ip link add $IFACE type vrf table {{ 100 + loop.index }}
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up ip link set dev $IFACE up
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post-down ip link del $IFACE
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{% endfor -%}
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{# Skip disabled and OOB management interfaces. #}
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{# For VMs we have to set the attribute manually (to false) so rejectattr works. #}
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{% for iface in interfaces
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| defaultattr('mgmt_only')
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| rejectattr('mgmt_only')
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| selectattr('enabled') %}
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auto {{ iface.name }}
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iface {{ iface.name }}
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{% if iface.vrf %}
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requires {{ iface.vrf.name }}
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pre-up ip link set $IFACE master {{ iface.vrf.name }}
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{% endif %}
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{% if iface.mtu %}
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mtu {{ iface.mtu }}
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{% endif %}
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{% for address in iface.ip_addresses %}
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address {{ address.address }}
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{% if address.family.value == 4 %}
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{% set subnet = address.address | ipaddr('subnet') %}
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{% set prefix = prefixes | selectattr('prefix', '==', subnet) | first %}
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{% set gateway = prefix.custom_fields.gateway.address %}
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{% if gateway is defined and gateway != address.address %}
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{% if iface.vrf %}
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up ip route add default via {{ gateway | ipaddr('address') }} {% if iface.vrf.name %}vrf {{ iface.vrf.name }}{% endif +%}
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{% else %}
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gateway {{ gateway | ipaddr('address') }}
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{% endif %}
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{% endif %}
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{% endif %}
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{% endfor -%}
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{# disable SLAAC if we have a manually set IPv6 address #}
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{% if iface.ip_addresses | selectattr("family.value", "==", 6) and iface.name != "lo" %}
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pre-up echo 0 > /proc/sys/net/ipv6/conf/$IFACE/autoconf
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{% endif %}
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{% endfor -%}
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source-directory /etc/network/interfaces.d
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