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isc-dhcp: fix handling multiple instances of 'routes' list

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Signed-off-by: Philip Prindeville <philipp@redfish-solutions.com>
This commit is contained in:
Philip Prindeville 2023-07-17 15:27:09 -06:00
parent ac57d43547
commit 95829546d0
2 changed files with 20 additions and 19 deletions
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2
net/isc-dhcp/Makefile
View file

@ -10,7 +10,7 @@ include $(TOPDIR)/rules.mk
PKG_NAME:=isc-dhcp
UPSTREAM_NAME:=dhcp
PKG_VERSION:=4.4.3-P1
PKG_RELEASE:=4
PKG_RELEASE:=5
PKG_LICENSE:=BSD-3-Clause
PKG_LICENSE_FILES:=LICENSE

37
net/isc-dhcp/files/dhcpd.init
View file

@ -138,29 +138,20 @@ create_empty_zone() {
}
append_routes() {
local tuple tuples="$1"
local string=
local tuple tuple="$(trim "$1")"
local network prefix router save octets compacted
local IFS=','
for tuple in $tuples; do
local network prefix router save octets compacted
save="${tuple% *}"
router="$(trim "${tuple#${save} }")"
tuple="$(trim "$tuple")"
network="$(trim "${save%/[0-9]*}")"
save="${tuple% *}"
router="$(trim "${tuple#${save} }")"
prefix="$(trim "${save##${network}/}")"
network="$(trim "${save%/[0-9]*}")"
octets=$((($prefix + 7) / 8))
compacted="$(echo "$network" | cut -d. -f1-$octets)"
prefix="$(trim "${save##${network}/}")"
octets=$((($prefix + 7) / 8))
compacted="$(echo "$network" | cut -d. -f1-$octets)"
string="${string:+, }$(explode "$prefix${compacted:+.$compacted}.$router")"
done
echo " option classless-ipv4-route $string;"
routes="$routes${routes:+, }$(explode "$prefix${compacted:+.$compacted}.$router")"
}
append_dhcp_options() {
@ -308,6 +299,8 @@ static_host_add() {
extra_options="$extra_options${extra_options:+ }0f" ;;
fqdn)
extra_options="$extra_options${extra_options:+ }51" ;;
routes)
extra_options="$extra_options${extra_options:+ }79" ;;
*)
echo "unknown option: $option" >&2 ;;
esac
@ -344,7 +337,11 @@ static_host_add() {
if [ -n "$gateway" ] ; then
echo " option routers $gateway;"
fi
local routes=
config_list_foreach "$cfg" "routes" append_routes
[ -n "$routes" ] && echo " option classless-ipv4-route $routes;"
config_list_foreach "$cfg" "dhcp_option" append_dhcp_options
if [ -n "$extra_options" ]; then
echo -e " if exists dhcp-parameter-request-list {\n option dhcp-parameter-request-list = concat(option dhcp-parameter-request-list, $extra_options);\n }"
@ -391,7 +388,11 @@ gen_dhcp_subnet() {
echo " option routers $gateway;"
fi
echo " option domain-name-servers $DNS;"
local routes=
config_list_foreach "$cfg" "routes" append_routes
[ -n "$routes" ] && echo " option classless-ipv4-route $routes;"
config_list_foreach "$cfg" "dhcp_option" append_dhcp_options
echo "}"
}