172 lines
3.5 KiB
Bash
172 lines
3.5 KiB
Bash
#!/bin/bash
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#
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# chronyd <summary>
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#
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# chkconfig: - 58 74
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# description: Client/server for the Network Time Protocol, \
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# this program keeps your computer's clock accurate.
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### BEGIN INIT INFO
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# Provides: chronyd
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# Required-Start: $network $local_fs $remote_fs
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# Required-Stop:
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# Should-Start: $syslog $named
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# Should-Stop: $syslog
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# Short-Description: NTP client/server
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# Description: Client/server for the Network Time Protocol,
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# this program keeps your computer's clock accurate.
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### END INIT INFO
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# Source function library.
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. /etc/rc.d/init.d/functions
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# Source networking configuration.
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. /etc/sysconfig/network
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exec=/usr/sbin/chronyd
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prog=chronyd
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config=/etc/chrony.conf
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keyfile=/etc/chrony.keys
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chronyc=/usr/bin/chronyc
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dhclient_servers=/var/lib/dhclient/chrony.servers.*
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lockfile=/var/lock/subsys/$prog
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OPTIONS="-u chrony"
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get_key() {
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awk '/^[ \t]*'$1'\>/ { print $2; exit }' < $keyfile
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}
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get_commandkeyid() {
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awk '/^[ \t]*commandkey\>/ { keyid=$2 } END { print keyid }' < $config
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}
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chrony_command() {
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commandkeyid=$(get_commandkeyid)
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[ -z "$commandkeyid" ] && return 1
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commandkey=$(get_key $commandkeyid)
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[ -z "$commandkey" ] && return 2
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$chronyc <<EOF | grep -v '200 OK'
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password $commandkey
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$1
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EOF
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}
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generate_commandkey() {
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commandkeyid=$(get_commandkeyid)
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[ -z "$commandkeyid" ] && return 1
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commandkey=$(get_key $commandkeyid)
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[ -z "$commandkey" ] || return 0
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echo -n $"Generating chrony command key: "
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commandkey=$(tr -c -d '[\041-\176]' < /dev/urandom | head -c 8)
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[ -n "$commandkey" ] && echo "$commandkeyid $commandkey" >> $keyfile &&
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success || failure
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echo
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}
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add_dhclient_servers() {
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command=$(cat $dhclient_servers 2> /dev/null |
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while read server serverargs; do
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echo "add server $server $serverargs"
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done)
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if [ -n "$command" ]; then
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echo -n $"Adding dhclient NTP servers to chrony: "
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chrony_command "$command" &> /dev/null && success || failure
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echo
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fi
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}
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start() {
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[ "$NETWORKING" = "no" ] && exit 1
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[ -x $exec ] || exit 5
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[ -f $config ] || exit 6
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generate_commandkey
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echo -n $"Starting $prog: "
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daemon $exec $OPTIONS
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retval=$?
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echo
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[ $retval -eq 0 ] && touch $lockfile
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[ $retval -eq 0 ] && add_dhclient_servers
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return $retval
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}
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stop() {
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echo -n $"Stopping $prog: "
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killproc $prog
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retval=$?
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echo
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[ $retval -eq 0 ] && rm -f $lockfile
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return $retval
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}
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restart() {
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stop
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start
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}
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reload() {
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restart
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}
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force_reload() {
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restart
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}
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rh_status() {
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status $prog
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}
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rh_status_q() {
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rh_status >/dev/null 2>&1
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}
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case "$1" in
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start)
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rh_status_q && exit 0
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$1
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;;
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stop)
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rh_status_q || exit 0
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$1
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;;
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restart)
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$1
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;;
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reload)
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rh_status_q || exit 7
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$1
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;;
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force-reload)
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force_reload
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;;
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status)
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rh_status
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;;
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condrestart|try-restart)
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rh_status_q || exit 0
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restart
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;;
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online|offline|cyclelogs)
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rh_status_q || exit 7
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chrony_command $1
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;;
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generate-commandkey)
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generate_commandkey
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;;
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add-dhclient-servers)
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add_dhclient_servers
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;;
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command)
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rh_status_q || exit 7
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chrony_command "$2"
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;;
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*)
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echo $"Usage: $0 {start|stop|status|restart|condrestart|try-restart|reload|force-reload|cyclelogs|online|offline|command}"
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exit 2
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esac
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exit $?
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