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                 [ -x /sbin/restorecon ] && /sbin/restorecon /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                 [ -x /sbin/restorecon ] && /sbin/restorecon /etc/ssh/ssh_host_rsa_key || :
  47         fi
  48         if [ ! -f /etc/ssh/ssh_host_dsa_key -o ! -s /etc/ssh/ssh_host_dsa_key ]; then
  49                 /usr/bin/ssh-keygen -t dsa -f /etc/ssh/ssh_host_dsa_key -N '' 1>&2
  50                 chmod 600 /etc/ssh/ssh_host_dsa_key
  51                 [ -x /sbin/restorecon ] && /sbin/restorecon /etc/ssh/ssh_host_dsa_key || :
  52         fi
  53
  54         if [ ! -f /etc/ssh/ssh_host_key ]; then
  55                 msg_not_running OpenSSH
  56                 nls "No SSH host key found! You must run \"%s init\" first." "$0"
  57                 exit 1
  58         fi
  59
  60         # Check if the service is already running?
  61         if [ ! -f /var/lock/subsys/sshd ]; then
  62                 msg_starting OpenSSH
  63                 daemon /usr/sbin/sshd
  64                 RETVAL=$?
  65                 [ $RETVAL -eq 0 ] && touch /var/lock/subsys/sshd
  66         else
  67                 msg_already_running OpenSSH
  68         fi
  69         ;;
  70   stop)
  71         if [ -f /var/lock/subsys/sshd ]; then
  72                 msg_stopping OpenSSH
  73                 killproc sshd
  74                 rm -f /var/run/sshd.pid /var/lock/subsys/sshd >/dev/null 2>&1
  75         else
  76                 msg_not_running OpenSSH
  77         fi
  78         ;;
  79   restart)
  80         $0 stop
  81         $0 start
  82         exit $?
  83         ;;
  84   status)
  85         status sshd
  86         exit $?
  87         ;;
  88   init)
  89         nls "Now the SSH host key will be generated. Please note, that if you"
  90         nls "will use password for the key, you will need to type it on each"
  91         nls "reboot."
  92         /usr/bin/ssh-keygen -t rsa1 -f /etc/ssh/ssh_host_key
  93         [ -x /sbin/restorecon ] && /sbin/restorecon /etc/ssh/ssh_host_key || :
  94         chmod 600 /etc/ssh/ssh_host_key
  95         /usr/bin/ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key
  96         [ -x /sbin/restorecon ] && /sbin/restorecon /etc/ssh/ssh_host_rsa_key || :
  97         chmod 600 /etc/ssh/ssh_host_rsa_key
  98         /usr/bin/ssh-keygen -t dsa -f /etc/ssh/ssh_host_dsa_key
  99         chmod 600 /etc/ssh/ssh_host_dsa_key
 100         [ -x /sbin/restorecon ] && /sbin/restorecon /etc/ssh/ssh_host_dsa_key || :
 101         exit $?
 102         ;;
 103   reload|force-reload)
 104         if [ -f /var/lock/subsys/sshd ]; then
 105                 msg_reloading OpenSSH
 106                 killproc sshd -HUP
 107                 RETVAL=$?
 108         else
 109                 msg_not_running OpenSSH >&2
 110                 exit 7
 111         fi
 112         ;;
 113   *)
 114         msg_usage "$0 {start|stop|init|restart|reload|force-reload|status}"
 115         exit 3
 116 esac
 117
 118 exit $RETVAL