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