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 $peer
57 procd_set_param respawn
58 [ -x /sbin
/ujail
-a -e /etc
/capabilities
/ntpd.json
] && {
59 procd_add_jail ntpd ubus
60 procd_add_jail_mount
"$HOTPLUG_SCRIPT"
61 procd_add_jail_mount
"/usr/share/libubox/jshn.sh"
62 procd_add_jail_mount
"/usr/bin/env"
63 procd_add_jail_mount
"/usr/bin/jshn"
64 procd_add_jail_mount
"/bin/ubus"
65 procd_set_param capabilities
/etc
/capabilities
/ntpd.json
66 procd_set_param user ntp
67 procd_set_param group ntp
68 procd_set_param no_new_privs
1
74 validate_ntp_section ntp start_ntpd_instance
78 local script name use_dhcp
80 script=$
(readlink
-f "$initscript")
81 name
=$
(basename ${script:-$initscript})
83 procd_add_config_trigger
"config.change" "system" /etc
/init.d
/$name reload
86 config_get use_dhcp ntp use_dhcp
1
88 [ $use_dhcp = 1 ] && {
90 config_get dhcp_interface ntp dhcp_interface
92 if [ -n "$dhcp_interface" ]; then
93 for n
in $dhcp_interface; do
94 procd_add_interface_trigger
"interface.*" $n /etc
/init.d
/$name reload
97 procd_add_raw_trigger
"interface.*" 1000 /etc
/init.d
/$name reload
101 procd_add_validation validate_ntp_section