>     1    #! /bin/sh
>     2    #
>     3    # Written by Miquel van Smoorenburg <miquels@???>.
>     4    # Modified for Debian GNU/Linux by Ian Murdock <imurdock@???>.
>     5    # Modified for Debian by Christoph Lameter <clameter@???>
>     6    # Modified for chrony by John Hasler <jhasler@???> 1998-2010
>     7    
>     8    ### BEGIN INIT INFO
>     9    # Provides:          chrony
>    10    # Required-Start:    $remote_fs
>    11    # Required-Stop:     $remote_fs
>    12    # Should-Start:      $syslog $network $named $hwclock
>    13    # Should-Stop:       $syslog $network $named $hwclock
>    14    # Default-Start:     2 3 4 5
>    15    # Default-Stop:      0 1 6
>    16    # Short-Description: Controls chronyd NTP time daemon
>    17    # Description:       Chronyd is the NTP time daemon in the Chrony package
>    18    ### END INIT INFO
>    19    
>    20    PATH=/bin:/usr/bin:/sbin:/usr/sbin
>    21    DAEMON=/usr/sbin/chronyd
>    22    FLAGS="defaults"
>    23    NAME="chronyd"
>    24    DESC="time daemon"
>    25    
>    26    test -f $DAEMON || exit 0
>    27    
>    28    putonline ()
>    29    { # Do we have a default route?  If so put chronyd online.
>    30        if timelimit -q -s9 -t5 -- netstat -rn 2>/dev/null | grep UG | cut -f 1 -d ' ' | grep -q '0\.0\.0\.0' 
>    31        then
>    32        sleep 2  # Chronyd can take a while to start.

>    33        KEY=$(awk '$1 ~ /^commandkey$/ { print $2; exit}' /etc/chrony/chrony.conf)
>    34        PASSWORD=`awk '$1 ~ /^'$KEY'$/ {print $2; exit}' /etc/chrony/chrony.keys`
>    35        # Make sure chronyc can't hang us up.
>    36        if timelimit -q -s9 -t5 -- /usr/bin/chronyc > /dev/null << EOF
>    37    password $PASSWORD
>    38    online
>    39    burst 5/10
>    40    quit
>    41    EOF
>    42            then
>    43                    touch /var/run/chrony-ppp-up
>    44                    echo "$NAME is running and online."
>    45            else
>    46                    rm -f /var/run/chrony-ppp-up
>    47                    echo "$NAME is running and offline."    
>    48            fi
>    49        else
>    50            rm -f /var/run/chrony-ppp-up
>    51            echo "$NAME is running and offline."
>    52        fi
>    53    }
>    54    
>    55    case "$1" in
>    56        start)
>    57        start-stop-daemon --start --verbose --exec $DAEMON
>    58        case "$?" in
>    59            0) # daemon successfully started
>    60    #            putonline
>    61                ;;
>    62                1) # daemon already running
>    63                    ;;
>    64            *) # daemon could not be started
>    65                echo "$DAEMON failed to start."
>    66                exit 1
>    67                ;;
>    68        esac
>    69        ;;
>    70        stop)
>    71        start-stop-daemon --stop --verbose --oknodo --exec $DAEMON
>    72        rm -f /var/run/chrony-ppp-up
>    73        ;;
>    74        restart|force-reload)
>    75        echo -n "Restarting $DESC: "
>    76        start-stop-daemon --stop --quiet --exec $DAEMON
>    77        sleep 1
>    78        start-stop-daemon --start --verbose --exec $DAEMON -- -r
>    79        case "$?" in
>    80            0) # daemon successfully started
>    81    #            putonline
>    82                ;;
>    83                1) # still running
>    84                    ;;
>    85            *) # daemon could not be started
>    86                echo "$DAEMON failed to restart."
>    87                rm -f /var/run/chrony-ppp-up
>    88                exit 1
>    89                ;;
>    90        esac
>    91        ;;
>    92        *)
>    93        echo "Usage: /etc/init.d/chrony {start|stop|restart|force-reload}"
>    94        exit 1
>    95        ;;
>    96    esac
>    97    
>    98    exit 0