path: root/examples/var_service/ntpd/run (plain)
blob: 6f2a681883ad081ae889ad97d3a0224e9b425dd7

1	#!/bin/bash
2	# (using bashism (arrays) in dhcp config)
3
4	#exec >/dev/null
5	exec 2>&1
6	exec </dev/null
7
8	user=root
9	pool="us.pool.ntp.org" # replace "us" with your country code
10
11	service="${PWD##*/}"
12	rundir="/var/run/service/$service"
13	default_p_opt="-p 0.$pool -p 1.$pool -p 2.$pool -p 3.$pool"
14
15
16	# Make sure rundir/ exists
17	mkdir -p "$rundir" 2>/dev/null
18	chown -R "$user": "$rundir"
19	chmod -R a=rX "$rundir"
20	rm -rf rundir 2>/dev/null
21	ln -s "$rundir" rundir
22
23
24	echo "* Checking network"
25	test -f /var/run/service/fw/up || exec sleep 7
26	sleep 5 # to let it settle
27
28	# Grab config from dhcp
29	cfg=-1
30	for f in rundir/*.ntpconf; do
31	test -f "$f" || continue
32	. "$f"
33	done
34
35	# Select peers
36	p_opt=""
37	cfg=0
38	while test x"${ntpip[$cfg]}" != x""; do
39	p_opt="$p_opt -p ${ntpip[$cfg]}"
40	let cfg=cfg+1
41	done
42	test x"$p_opt" == x"" && p_opt="$default_p_opt"
43
44	if test x"$p_opt" == x""; then
45	echo "* No NTP peers configured, stopping"
46	sv o .
47	exec sleep 1
48	fi
49
50
51	# Let others know that we are up
52	date '+%Y-%m-%d %H:%M:%S %Z' >rundir/up
53
54	# Go go go
55	echo "* Starting ntpd[$$]"
56	exec \
57	env - PATH="$PATH" \
58	softlimit \
59	setuidgid "$user" \
60	ntpd -ddnNl -S ./ntp.script $p_opt
61