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Update bird/bird.conf.tmpl

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sump pump 2020-05-21 00:49:52 +00:00
parent 3b0bda5f73
commit 470d6f2a96
1 changed files with 12 additions and 4 deletions
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16
bird/bird.conf.tmpl
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@ -21,9 +21,16 @@ ipv4 table lixonet;
# Static routes
# Define propagated routes here from the lixonet.conf "routes" variable
# Attached to the above "lixonet" routing table; "provide" these routes into it
# See how dn42 does it; we're very similar: https://dn42.net/howto/Bird
protocol static {
ipv4 { table lixonet; };
{{ if len "${routes:-}" }}{{ range "$routes" | split "," }}route {{.}} unreachable;{{ end }}{{ end }}
ipv4 {
table lixonet;
import all;
export none;
};
# Announced networks
{{ if len "${routes:-}" }}{{ range "$routes" | split "," }}route {{.}} reject;{{ end }}{{ end }}
};
# Device
@ -60,13 +67,14 @@ protocol kernel { # Primary routing table
# Define a series of filters for Lixonet routing policies:
# - Cannot advertise a route which is in the router subnet: typically 172.x.0.0/24
# See: https://gitlab.labs.nic.cz/labs/bird/wikis/BGP_filtering
# For syntax docs, see: https://bird.network.cz/?get_doc&v=16&f=bird-5.html
# Returns TRUE if the given tested network is within the global network prefix for
# Lixonet. Used to filter networks outside of this range as they are not within
# the global mesh network.
function net_lixonet_global()
{
return net ~ [ ${network_address}/${global_prefix:-16} ];
return net ~ [ ${network_address}/{${global_prefix:-16},32} ];
}
# Returns TRUE if the given tested network is within the router network prefix for
@ -74,7 +82,7 @@ function net_lixonet_global()
# for us. Helps prevent a security vulnerability of hijacking another router.
function net_lixonet_router()
{
return net ~ [ ${network_address}/${router_prefix:-24} ];
return net ~ [ ${network_address}/{${router_prefix:-24},32} ];
}
filter lixonet_import