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