You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

184 lines
3.4 KiB

#!/bin/bash
#
# sshd Start up the OpenSSH server daemon
#
# chkconfig: 2345 55 25
# description: SSH is a protocol for secure remote shell access. \
# This service starts up the OpenSSH server daemon.
#
# processname: sshd
# config: /etc/ssh/ssh_host_key
# config: /etc/ssh/ssh_host_key.pub
# config: /etc/ssh/ssh_random_seed
# config: /etc/ssh/sshd_config
# pidfile: /var/run/sshd.pid
### BEGIN INIT INFO
# Provides: sshd
# Required-Start: $local_fs $network $syslog
# Required-Stop: $local_fs $syslog
# Should-Start: $syslog
# Should-Stop: $network $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Start up the OpenSSH server daemon
# Description: SSH is a protocol for secure remote shell access.
# This service starts up the OpenSSH server daemon.
### END INIT INFO
# source function library
. /etc/rc.d/init.d/functions
# pull in sysconfig settings
[ -f /etc/sysconfig/sshd ] && . /etc/sysconfig/sshd
RETVAL=0
prog="sshd"
lockfile=/var/lock/subsys/$prog
# Some functions to make the below more readable
SSHD=/usr/sbin/sshd
XPID_FILE=/var/run/sshd.pid
PID_FILE=/var/run/sshd-s.pid
runlevel=$(set -- $(runlevel); eval "echo \$$#" )
do_restart_sanity_check()
{
$SSHD -t
RETVAL=$?
if [ $RETVAL -ne 0 ]; then
failure $"Configuration file or keys are invalid"
echo
fi
}
start()
{
[ -x $SSHD ] || exit 5
[ -f /etc/ssh/sshd_config ] || exit 6
# Create keys if necessary
/usr/sbin/sshd-keygen
echo -n $"Starting $prog: "
$SSHD $OPTIONS && success || failure
RETVAL=$?
[ $RETVAL -eq 0 ] && touch $lockfile
[ $RETVAL -eq 0 ] && cp -f $XPID_FILE $PID_FILE
echo
return $RETVAL
}
stop()
{
echo -n $"Stopping $prog: "
if [ ! -f "$PID_FILE" ]; then
# not running; per LSB standards this is "ok"
action $"Stopping $prog: " /bin/true
return 0
fi
PID=`cat "$PID_FILE"`
if [ -n "$PID" ]; then
/bin/kill "$PID" >/dev/null 2>&1
RETVAL=$?
if [ $RETVAL -eq 0 ]; then
RETVAL=1
action $"Stopping $prog: " /bin/false
else
action $"Stopping $prog: " /bin/true
fi
else
# failed to read pidfile
action $"Stopping $prog: " /bin/false
RETVAL=4
fi
# if we are in halt or reboot runlevel kill all running sessions
# so the TCP connections are closed cleanly
if [ "x$runlevel" = x0 -o "x$runlevel" = x6 ] ; then
trap '' TERM
killall $prog 2>/dev/null
trap TERM
fi
[ $RETVAL -eq 0 ] && rm -f $lockfile
rm -f "$PID_FILE"
return $RETVAL
}
reload()
{
echo -n $"Reloading $prog: "
if [ -n "`pidfileofproc $SSHD`" ] ; then
killproc $SSHD -HUP
else
failure $"Reloading $prog"
fi
RETVAL=$?
echo
}
restart() {
stop
start
}
force_reload() {
restart
}
rh_status() {
status -p $PID_FILE openssh-daemon
}
rh_status_q() {
rh_status >/dev/null 2>&1
}
case "$1" in
start)
rh_status_q && exit 0
start
;;
stop)
if ! rh_status_q; then
rm -f $lockfile
exit 0
fi
stop
;;
restart)
restart
;;
reload)
rh_status_q || exit 7
reload
;;
force-reload)
force_reload
;;
condrestart|try-restart)
rh_status_q || exit 0
if [ -f $lockfile ] ; then
do_restart_sanity_check
if [ $RETVAL -eq 0 ] ; then
stop
# avoid race
sleep 3
start
else
RETVAL=6
fi
fi
;;
status)
rh_status
RETVAL=$?
if [ $RETVAL -eq 3 -a -f $lockfile ] ; then
RETVAL=2
fi
;;
*)
echo $"Usage: $0 {start|stop|restart|reload|force-reload|condrestart|try-restart|status}"
RETVAL=2
esac
exit $RETVAL