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 'dhcp_interface:list(string)' \
34 'enable_server:bool:0' \
41 start_ntpd_instance() {
45 echo "validation failed"
49 [ $enabled = 0 ] && return
51 [ $use_dhcp = 1 ] && get_dhcp_ntp_servers "$dhcp_interface"
53 [ -z "$server" -a "$enable_server" = "0" ] && return
56 procd_set_param command "$PROG" -n -N
57 if [ "$enable_server" = "1" ]; then
58 procd_append_param command -l
59 [ -n "$interface" ] && {
62 network_get_device ifname "$interface" || \
64 procd_append_param command -I "$ifname"
65 procd_append_param netdev "$ifname"
68 [ -x "$HOTPLUG_SCRIPT" ] && procd_append_param command -S "$HOTPLUG_SCRIPT"
69 for peer in $server; do
70 procd_append_param command -p $peer
72 procd_set_param respawn
73 [ -x /sbin/ujail -a -e /etc/capabilities/ntpd.json ] && {
74 procd_add_jail ntpd ubus
75 procd_add_jail_mount "$HOTPLUG_SCRIPT"
76 procd_add_jail_mount "/usr/share/libubox/jshn.sh"
77 procd_add_jail_mount "/usr/bin/env"
78 procd_add_jail_mount "/usr/bin/jshn"
79 procd_add_jail_mount "/bin/ubus"
80 procd_set_param capabilities /etc/capabilities/ntpd.json
81 procd_set_param user ntp
82 procd_set_param group ntp
83 procd_set_param no_new_privs 1
89 . /lib/functions/network.sh
90 validate_ntp_section ntp start_ntpd_instance
94 local script name use_dhcp enable_server interface
96 script=$(readlink -f "$initscript")
97 name=$(basename ${script:-$initscript})
99 procd_add_config_trigger "config.change" "system" /etc/init.d/$name reload
102 config_get use_dhcp ntp use_dhcp 1
104 [ $use_dhcp = 1 ] && {
106 config_get dhcp_interface ntp dhcp_interface
108 if [ -n "$dhcp_interface" ]; then
109 for n in $dhcp_interface; do
110 procd_add_interface_trigger "interface.*" $n /etc/init.d/$name reload
113 procd_add_raw_trigger "interface.*" 1000 /etc/init.d/$name reload
117 config_get_bool enable_server ntp enable_server 0
118 config_get interface ntp interface
120 [ $enable_server -eq 1 ] && [ -n "$interface" ] && {
123 network_get_device ifname "$interface" || \
125 procd_add_interface_trigger "interface.*" "$ifname" \
126 /etc/init.d/"$name" reload
129 procd_add_validation validate_ntp_section