etc/rc.d/sshd

   1 #!/bin/sh
   2 #
   3 # $NetBSD: sshd,v 1.18 2002/04/29 08:23:34 lukem Exp $
   4 # $FreeBSD$
   5 #
   6
   7 # PROVIDE: sshd
   8 # REQUIRE: LOGIN
   9 # KEYWORD: FreeBSD NetBSD
  10
  11 . /etc/rc.subr
  12
  13 name="sshd"
  14 rcvar=`set_rcvar`
  15 command="/usr/sbin/${name}"
  16 keygen_cmd="sshd_keygen"
  17 start_precmd="sshd_precmd"
  18 pidfile="/var/run/${name}.pid"
  19 required_files="/etc/ssh/sshd_config"
  20 extra_commands="keygen reload"
  21
  22 sshd_keygen()
  23 {
  24         (
  25         umask 022
  26
  27         # Can't do anything if ssh is not installed
  28         [ -x /usr/bin/ssh-keygen ] || {
  29                 warn "/usr/bin/ssh-keygen does not exist."
  30                 return 1
  31         }
  32
  33         if [ -f /etc/ssh/ssh_host_key ]; then
  34                 echo "You already have an RSA host key" \
  35                     "in /etc/ssh/ssh_host_key"
  36                 echo "Skipping protocol version 1 RSA Key Generation"
  37         else
  38                 /usr/bin/ssh-keygen -t rsa1 -b 1024 \
  39                     -f /etc/ssh/ssh_host_key -N ''
  40         fi
  41
  42         if [ -f /etc/ssh/ssh_host_dsa_key ]; then
  43                 echo "You already have a DSA host key" \
  44                     "in /etc/ssh/ssh_host_dsa_key"
  45                 echo "Skipping protocol version 2 DSA Key Generation"
  46         else
  47                 /usr/bin/ssh-keygen -t dsa -f /etc/ssh/ssh_host_dsa_key -N ''
  48         fi
  49
  50         if [ -f /etc/ssh/ssh_host_rsa_key ]; then
  51                 echo "You already have a RSA host key" \
  52                     "in /etc/ssh/ssh_host_rsa_key"
  53                 echo "Skipping protocol version 2 RSA Key Generation"
  54         else
  55                 /usr/bin/ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key -N ''
  56         fi
  57         )
  58 }
  59
  60 sshd_precmd()
  61 {
  62         if [ ! -f /etc/ssh/ssh_host_key -o \
  63             ! -f /etc/ssh/ssh_host_dsa_key -o \
  64             ! -f /etc/ssh/ssh_host_rsa_key ]; then
  65                 run_rc_command keygen
  66         fi
  67 }
  68
  69 load_rc_config $name
  70 run_rc_command "$1"