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-rwxr-xr-xpackage/network/config/netifd/files/lib/netifd/dhcp.script102
1 files changed, 102 insertions, 0 deletions
diff --git a/package/network/config/netifd/files/lib/netifd/dhcp.script b/package/network/config/netifd/files/lib/netifd/dhcp.script
new file mode 100755
index 0000000..b3a61e2
--- /dev/null
+++ b/package/network/config/netifd/files/lib/netifd/dhcp.script
@@ -0,0 +1,102 @@
+#!/bin/sh
+[ -z "$1" ] && echo "Error: should be run by udhcpc" && exit 1
+
+. /lib/functions.sh
+. /lib/netifd/netifd-proto.sh
+
+set_classless_routes() {
+ local max=128
+ while [ -n "$1" -a -n "$2" -a $max -gt 0 ]; do
+ proto_add_ipv4_route "${1%%/*}" "${1##*/}" "$2" "$ip"
+ max=$(($max-1))
+ shift 2
+ done
+}
+
+setup_interface () {
+ proto_init_update "*" 1
+ proto_add_ipv4_address "$ip" "${subnet:-255.255.255.0}"
+ # TODO: apply $broadcast
+
+ for i in $router; do
+ proto_add_ipv4_route "$i" 32 "" "$ip"
+ proto_add_ipv4_route 0.0.0.0 0 "$i" "$ip"
+
+ for r in $CUSTOMROUTES; do
+ proto_add_ipv4_route "${r%%/*}" "${r##*/}" "$i" "$ip"
+ done
+ done
+
+ # CIDR STATIC ROUTES (rfc3442)
+ [ -n "$staticroutes" ] && set_classless_routes $staticroutes
+ [ -n "$msstaticroutes" ] && set_classless_routes $msstaticroutes
+
+ for dns in $dns; do
+ proto_add_dns_server "$dns"
+ done
+ for domain in $domain; do
+ proto_add_dns_search "$domain"
+ done
+
+ proto_add_data
+ [ -n "$ZONE" ] && json_add_string zone "$ZONE"
+ [ -n "$ntpsrv" ] && json_add_string ntpserver "$ntpsrv"
+ [ -n "$timesvr" ] && json_add_string timeserver "$timesvr"
+ [ -n "$hostname" ] && json_add_string hostname "$hostname"
+ [ -n "$message" ] && json_add_string message "$message"
+ [ -n "$timezone" ] && json_add_int timezone "$timezone"
+ [ -n "$lease" ] && json_add_int leasetime "$lease"
+ proto_close_data
+
+ proto_send_update "$INTERFACE"
+
+
+ if [ "$IFACE6RD" != 0 -a -n "$ip6rd" ]; then
+ local v4mask="${ip6rd%% *}"
+ ip6rd="${ip6rd#* }"
+ local ip6rdprefixlen="${ip6rd%% *}"
+ ip6rd="${ip6rd#* }"
+ local ip6rdprefix="${ip6rd%% *}"
+ ip6rd="${ip6rd#* }"
+ local ip6rdbr="${ip6rd%% *}"
+
+ [ -n "$ZONE" ] || ZONE=$(fw3 -q network $INTERFACE)
+ [ -z "$IFACE6RD" -o "$IFACE6RD" = 1 ] && IFACE6RD=${INTERFACE}_6
+
+ json_init
+ json_add_string name "$IFACE6RD"
+ json_add_string ifname "@$INTERFACE"
+ json_add_string proto "6rd"
+ json_add_string peeraddr "$ip6rdbr"
+ json_add_int ip4prefixlen "$v4mask"
+ json_add_string ip6prefix "$ip6rdprefix"
+ json_add_int ip6prefixlen "$ip6rdprefixlen"
+ json_add_string tunlink "$INTERFACE"
+ [ -n "$IFACE6RD_DELEGATE" ] && json_add_boolean delegate "$IFACE6RD_DELEGATE"
+ [ -n "$ZONE6RD" ] || ZONE6RD=$ZONE
+ [ -n "$ZONE6RD" ] && json_add_string zone "$ZONE6RD"
+ [ -n "$MTU6RD" ] && json_add_string mtu "$MTU6RD"
+ json_close_object
+
+ ubus call network add_dynamic "$(json_dump)"
+ fi
+}
+
+deconfig_interface() {
+ proto_init_update "*" 0
+ proto_send_update "$INTERFACE"
+}
+
+case "$1" in
+ deconfig)
+ deconfig_interface
+ ;;
+ renew|bound)
+ setup_interface
+ ;;
+esac
+
+# user rules
+[ -f /etc/udhcpc.user ] && . /etc/udhcpc.user "$@"
+
+exit 0