firmware/src/packages/fff/fff-babel-bird2/files/lib/functions/fff/babeldaemon/bird2

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# SPDX-License-Identifier: GPL-3.0-only
babel_get_version() {
/usr/sbin/bird --version 2>&1 | sed "s/BIRD version /bird-/"
}
babel_add_interface() {
[ "$#" -ne "4" ] && return 1
local name="$1"
local interface="$2"
local type="$3"
local rxcost="$4"
mkdir -p /tmp/bird/fff/babelpeers
echo "interface \"$interface\" { type $type; rxcost $rxcost; };" > /tmp/bird/fff/babelpeers/$name.conf
return 0
}
babel_delete_interface() {
[ "$#" -ne "1" ] && return 1
local name="$1"
# Removing peers from /etc is not necessary, as all peers are generated into /tmp on every configuration run,
# which completely overwrites existing peers in /etc in the apply step.
rm -f /tmp/bird/fff/babelpeers/$name.conf
return 0
}
babel_add_redistribute_filter() {
return 0
}
babel_add_private_prefix_filter() {
[ "$#" -ne "1" ] && return 1
local prefix="$1"
prefix=$(owipcalc "$prefix" network prefix "$prefix")
mkdir -p /tmp/bird/fff
echo "if net ~ $prefix then reject;" > /tmp/bird/fff/nat-filter.conf
return 0
}
babel_remove_custom_redistribute_filters() {
mkdir -p /tmp/bird/fff
> /tmp/bird/fff/nat-filter.conf
return 0
}
babel_apply_implementation() {
# error output hidden because apply might be executed without a preceding configure step.
if [ -d /tmp/bird/fff ]; then
rm -rf /etc/bird/fff
mv /tmp/bird/fff /etc/bird/fff
fi
return 0
}
babel_reload_implementation() {
/etc/init.d/fff-bird reload
}
babel_revert() {
rm -r /tmp/bird/fff
}