cdist-contrib/type/__bird_radv/manifest

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#!/bin/sh -e
#
# 2021 Joachim Desroches (joachim.desroches@epfl.ch)
#
# This file is part of cdist.
#
# cdist is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# cdist is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with cdist. If not, see <http://www.gnu.org/licenses/>.
#
os=$(cat "${__global:?}/explorer/os")
case "$os" in
'alpine'|'debian'|'ubuntu')
confdir='/etc/bird.d'
;;
*)
printf "Your operating system (%s) is currently not supported by __bird_radv\n" "$os" >&2
printf "Please contribute an implementation for it if you can.\n" >&2
exit 1
;;
esac
have_routes=no
if [ -f "${__object:?}/parameter/route" ];
then
have_routes=yes
fi
RDNS=
if [ -f "${__object:?}/parameter/ns" ];
then
RDNS=$(cat << EOF
rdnss {
$(sed -e 's/^/\t\tns /' -e 's/$/;/' "${__object:?}/parameter/ns")
};
EOF
)
fi
DNSSL=
if [ -f "${__object:?}/parameter/dnssl" ];
then
DNSSL=$(sed -e 's/^/\tdnssl "/' -e 's/$/";/' "${__object:?}/parameter/dnssl")
fi
MTU=
if [ -f "${__object:?}/parameter/mtu" ];
then
MTU="link mtu $(cat "${__object:?}/parameter/mtu")"
fi
__file "${confdir:?}/radv-${__object_id:?}.conf" \
--mode 0640 --owner root --group bird \
--source - << EOF
ipv6 table radv_routes;
protocol static {
description "Routes advertised via RAs";
ipv6 { table radv_routes; };
$(sed -e 's/^/\troute /' -e 's/$/ unreachable;/' "${__object:?}/parameter/route")
}
protocol radv ${__object_id:?} {
propagate routes ${have_routes:?};
ipv6 { table radv_routes; export all; };
interface "$(cat "${__object:?}/parameter/interface")" {
$MTU
};
$RDNS
$DNSSL
}
EOF