nixpkgs/upstart-jobs/ntpd.nix
Eelco Dolstra f037f6fbd4 * Emit ip-up / ip-down events when we get or lose a DHCP lease.
* ntpd: start on ip-up, not when the network interfaces are up,
  otherwise it will fail because it can't find any servers right
  away.

svn path=/nixos/trunk/; revision=7461
2006-12-22 17:28:25 +00:00

47 lines
752 B
Nix

{ntp, glibc, pwdutils, writeText, servers}:
let
stateDir = "/var/lib/ntp";
ntpUser = "ntp";
config = writeText "ntp.conf" "
driftfile ${stateDir}/ntp.drift
${toString (map (server: "server " + server + "\n") servers)}
";
in
{
name = "ntpd";
job = "
description \"NTP daemon\"
start on ip-up
stop on ip-down
stop on shutdown
start script
if ! ${glibc}/bin/getent passwd ${ntpUser} > /dev/null; then
${pwdutils}/sbin/useradd -g nogroup -d ${stateDir} -s /noshell \\
-c 'NTP daemon user' ${ntpUser}
fi
mkdir -m 0755 -p ${stateDir}
chown ${ntpUser} ${stateDir}
date
${ntp}/bin/ntpd -c ${config} -q -g
date
end script
respawn ${ntp}/bin/ntpd -n -c ${config}
";
}