packages/net/chrony/files/chronyd.init
Miroslav Lichvar 9b9c34e47d chrony: improve hotplug and init scripts
- fix the init script to read the right config
- rework the init script to allow reusing its code in the hotplug script
- find wan interfaces in the hotplug script instead of using hardcoded
  name and set the online/offline status separately for IPv4/IPv6
- allow NTP access on interfaces that are configured after chronyd start
- add NTP servers obtained from DHCP, options are specified in a new
  dhcp_ntp_server config section
- start chronyd before the network service, include a patch to always
  have IP_FREEBIND defined, which seems to be missing with uclibc

Signed-off-by: Miroslav Lichvar <mlichvar0@gmail.com>
2015-11-14 13:36:52 +01:00

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#!/bin/sh /etc/rc.common
# Copyright (C) 2006-2015 OpenWrt.org
START=15
USE_PROCD=1
PROG=/usr/sbin/chronyd
CONFIGFILE=/var/etc/chrony.conf
INCLUDEFILE=/etc/chrony/chrony.conf
handle_source() {
local cfg=$1 sourcetype=$2 hostname minpoll maxpoll iburst
hostname=$NTP_SOURCE_HOSTNAME
[ -z "$hostname" ] && config_get hostname "$cfg" hostname
[ -z "$hostname" ] && return
config_get minpoll "$cfg" minpoll
config_get maxpoll "$cfg" maxpoll
config_get_bool iburst "$cfg" iburst 0
echo $(
echo $sourcetype $hostname
[ -n "$minpoll" ] && echo minpoll $minpoll
[ -n "$maxpoll" ] && echo maxpoll $maxpoll
[ "$iburst" = "1" ] && echo iburst
)
}
handle_allow() {
local cfg=$1 iface wan_iface wan6_iface subnet subnets subnets6
network_find_wan wan_iface true
network_find_wan6 wan6_iface true
config_get iface "$cfg" interface
if [ "$wan_iface" = "$iface" ]; then
echo allow 0/0
elif [ "$wan6_iface" = "$iface" ]; then
echo allow ::/0
else
network_get_subnets subnets $iface || \
network_get_subnets subnets6 $iface || continue
for subnet in $subnets $subnets6; do
echo allow $subnet
done
fi
}
handle_makestep() {
local cfg=$1 threshold limit
config_get threshold "$cfg" threshold
config_get limit "$cfg" limit
[ -z "$threshold" -o -z "$limit" ] && return
echo makestep $threshold $limit
}
start_service() {
. /lib/functions/network.sh
procd_open_instance
procd_set_param command $PROG -n -f $CONFIGFILE
procd_set_param file $CONFIGFILE
procd_set_param file $INCLUDEFILE
procd_close_instance
config_load chrony
mkdir -p $(dirname $CONFIGFILE)
(
echo include $INCLUDEFILE
config_foreach handle_source server server
config_foreach handle_source pool pool
config_foreach handle_source peer peer
config_foreach handle_allow allow
config_foreach handle_makestep makestep
) > $CONFIGFILE
}