opensshd.init

   1 #!/bin/sh
   2 #
   3 # sshd          sshd (secure shell daemon)
   4 #
   5 # chkconfig:    345 55 45
   6 #
   7 # description:  sshd (secure shell daemon) is a server part of the ssh suite. \
   8 #               Ssh can be used for remote login, remote file copying, TCP port \
   9 #               forwarding etc. Ssh offers strong encryption and authentication.
  10
  11
  12 # Source function library
  13 . /etc/rc.d/init.d/functions
  14
  15 # Get network config
  16 . /etc/sysconfig/network
  17
  18 SERVICE_LIMITS="-u unlimited -Sc 0"
  19
  20 # Get service config
  21 [ -f /etc/sysconfig/sshd ] && . /etc/sysconfig/sshd
  22
  23 # Check that networking is up.
  24 if is_yes "${NETWORKING}"; then
  25         if [ ! -f /var/lock/subsys/network -a "$1" != stop -a "$1" != status -a "$1" != init ]; then
  26                 msg_network_down OpenSSH
  27                 exit 1
  28         fi
  29 else
  30         exit 0
  31 fi
  32
  33 RETVAL=0
  34 # See how we were called.
  35 case "$1" in
  36   start)
  37         # generate new keys with empty passwords if they do not exist
  38         if [ ! -f /etc/ssh/ssh_host_key -o ! -s /etc/ssh/ssh_host_key ]; then
  39                 /usr/bin/ssh-keygen -t rsa1 -f /etc/ssh/ssh_host_key -N '' 1>&2
  40                 chmod 600 /etc/ssh/ssh_host_key
  41         fi
  42         if [ ! -f /etc/ssh/ssh_host_rsa_key -o ! -s /etc/ssh/ssh_host_rsa_key ]; then
  43                 /usr/bin/ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key -N '' 1>&2
  44                 chmod 600 /etc/ssh/ssh_host_rsa_key
  45         fi
  46         if [ ! -f /etc/ssh/ssh_host_dsa_key -o ! -s /etc/ssh/ssh_host_dsa_key ]; then
  47                 /usr/bin/ssh-keygen -t dsa -f /etc/ssh/ssh_host_dsa_key -N '' 1>&2
  48                 chmod 600 /etc/ssh/ssh_host_dsa_key
  49         fi
  50
  51         if [ ! -f /etc/ssh/ssh_host_key ]; then
  52                 msg_not_running OpenSSH
  53                 nls "No SSH host key found! You must run \"%s init\" first." "$0"
  54                 exit 1
  55         fi
  56
  57         # Check if the service is already running?
  58         if [ ! -f /var/lock/subsys/sshd ]; then
  59                 msg_starting OpenSSH
  60                 daemon /usr/sbin/sshd
  61                 RETVAL=$?
  62                 [ $RETVAL -eq 0 ] && touch /var/lock/subsys/sshd
  63         else
  64                 msg_already_running OpenSSH
  65         fi
  66         ;;
  67   stop)
  68         if [ -f /var/lock/subsys/sshd ]; then
  69                 msg_stopping OpenSSH
  70                 killproc sshd
  71                 rm -f /var/run/sshd.pid /var/lock/subsys/sshd >/dev/null 2>&1
  72         else
  73                 msg_not_running OpenSSH
  74         fi
  75         ;;
  76   restart)
  77         $0 stop
  78         $0 start
  79         exit $?
  80         ;;
  81   status)
  82         status sshd
  83         exit $?
  84         ;;
  85   init)
  86         nls "Now the SSH host key will be generated. Please note, that if you"
  87         nls "will use password for the key, you will need to type it on each"
  88         nls "reboot."
  89         /usr/bin/ssh-keygen -t rsa1 -f /etc/ssh/ssh_host_key
  90         chmod 600 /etc/ssh/ssh_host_key
  91         /usr/bin/ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key
  92         chmod 600 /etc/ssh/ssh_host_rsa_key
  93         /usr/bin/ssh-keygen -t dsa -f /etc/ssh/ssh_host_dsa_key
  94         chmod 600 /etc/ssh/ssh_host_dsa_key
  95         exit $?
  96         ;;
  97   reload|force-reload)
  98         if [ -f /var/lock/subsys/sshd ]; then
  99                 msg_reloading OpenSSH
 100                 killproc sshd -HUP
 101                 RETVAL=$?
 102         else
 103                 msg_not_running OpenSSH >&2
 104                 exit 7
 105         fi
 106         ;;
 107   *)
 108         msg_usage "$0 {start|stop|init|restart|reload|force-reload|status}"
 109         exit 3
 110 esac
 111
 112 exit $RETVAL