1 #!/bin/sh /etc/rc.common
2 # Copyright (C) 2011 OpenWrt.org
8 HOTPLUG_SCRIPT=/usr/sbin/ntpd-hotplug
10 get_dhcp_ntp_servers() {
13 local interface ntpservers ntpserver
15 for interface in $interfaces; do
16 [ "$filter" = "*" ] && filter="@.interface='$interface'" || filter="$filter,@.interface='$interface'"
19 ntpservers=$(ubus call network.interface dump | jsonfilter -e "@.interface[$filter]['data']['ntpserver']")
21 for ntpserver in $ntpservers; do
24 for entry in $server; do
25 [ "$ntpserver" = "$entry" ] && duplicate=1
27 [ "$duplicate" = 0 ] && server="$server $ntpserver"
31 validate_ntp_section() {
32 uci_load_validate system timeserver "$1" "$2" \
33 'server:list(host)' 'enabled:bool:1' 'enable_server:bool:0' 'use_dhcp:bool:1' 'dhcp_interface:list(string)'
36 start_ntpd_instance() {
40 echo "validation failed"
44 [ $enabled = 0 ] && return
46 [ $use_dhcp = 1 ] && get_dhcp_ntp_servers "$dhcp_interface"
48 [ -z "$server" -a "$enable_server" = "0" ] && return
51 procd_set_param command "$PROG" -n -N
52 [ "$enable_server" = "1" ] && procd_append_param command -l
53 [ -x "$HOTPLUG_SCRIPT" ] && procd_append_param command -S "$HOTPLUG_SCRIPT"
54 for peer in $server; do
55 procd_append_param command -p $peer
57 procd_set_param respawn
62 validate_ntp_section ntp start_ntpd_instance
66 local script name use_dhcp
68 script=$(readlink -f "$initscript")
69 name=$(basename ${script:-$initscript})
71 procd_add_config_trigger "config.change" "system" /etc/init.d/$name reload
74 config_get use_dhcp ntp use_dhcp 1
76 [ $use_dhcp = 1 ] && {
78 config_get dhcp_interface ntp dhcp_interface
80 if [ -n "$dhcp_interface" ]; then
81 for n in $dhcp_interface; do
82 procd_add_interface_trigger "interface.*" $n /etc/init.d/$name reload
85 procd_add_raw_trigger "interface.*" 1000 /etc/init.d/$name reload
89 procd_add_validation validate_ntp_section