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-rwxr-xr-xpackage/network/services/ppp/files/ppp.sh40
1 files changed, 39 insertions, 1 deletions
diff --git a/package/network/services/ppp/files/ppp.sh b/package/network/services/ppp/files/ppp.sh
index 1a72a1e272..a6389a8b93 100755
--- a/package/network/services/ppp/files/ppp.sh
+++ b/package/network/services/ppp/files/ppp.sh
@@ -4,10 +4,35 @@
[ -n "$INCLUDE_ONLY" ] || {
. /lib/functions.sh
+ . /lib/functions/network.sh
. ../netifd-proto.sh
init_proto "$@"
}
+ppp_select_ipaddr()
+{
+ local subnets=$1
+ local res
+ local res_mask
+
+ for subnet in $subnets; do
+ local addr="${subnet%%/*}"
+ local mask="${subnet#*/}"
+
+ if [ -n "$res_mask" -a "$mask" != 32 ]; then
+ [ "$mask" -gt "$res_mask" ] || [ "$res_mask" = 32 ] && {
+ res="$addr"
+ res_mask="$mask"
+ }
+ elif [ -z "$res_mask" ]; then
+ res="$addr"
+ res_mask="$mask"
+ fi
+ done
+
+ echo "$res"
+}
+
ppp_exitcode_tostring()
{
local errorcode=$1
@@ -53,12 +78,14 @@ ppp_generic_init_config() {
proto_config_add_boolean authfail
proto_config_add_int mtu
proto_config_add_string pppname
+ proto_config_add_string unnumbered
}
ppp_generic_setup() {
local config="$1"; shift
+ local localip
- json_get_vars ipv6 demand keepalive keepalive_adaptive username password pppd_options pppname
+ json_get_vars ipv6 demand keepalive keepalive_adaptive username password pppd_options pppname unnumbered
if [ "$ipv6" = 0 ]; then
ipv6=""
elif [ -z "$ipv6" -o "$ipv6" = auto ]; then
@@ -73,6 +100,16 @@ ppp_generic_setup() {
fi
[ -n "$mtu" ] || json_get_var mtu mtu
[ -n "$pppname" ] || pppname="${proto:-ppp}-$config"
+ [ -n "$unnumbered" ] && {
+ local subnets
+ ( proto_add_host_dependency "$config" "" "$unnumbered" )
+ network_get_subnets subnets "$unnumbered"
+ localip=$(ppp_select_ipaddr "$subnets")
+ [ -n "$localip" ] || {
+ proto_block_restart "$config"
+ return
+ }
+ }
local lcp_failure="${keepalive%%[, ]*}"
local lcp_interval="${keepalive##*[, ]}"
@@ -86,6 +123,7 @@ ppp_generic_setup() {
proto_run_command "$config" /usr/sbin/pppd \
nodetach ipparam "$config" \
ifname "$pppname" \
+ ${localip:+$localip:} \
${lcp_failure:+lcp-echo-interval $lcp_interval lcp-echo-failure $lcp_failure $lcp_adaptive} \
${ipv6:++ipv6} \
nodefaultroute \