etc/rc.d/sshd

   1 #!/bin/sh
   2 #
   3 # $NetBSD: sshd,v 1.18 2002/04/29 08:23:34 lukem Exp $
   4 # $FreeBSD: src/etc/rc.d/sshd,v 1.3 2003/07/13 01:49:07 mtm Exp $
   5 # $DragonFly: src/etc/rc.d/sshd,v 1.3 2005/11/19 21:47:32 swildner Exp $
   6 #
   7
   8 # PROVIDE: sshd
   9 # REQUIRE: LOGIN
  10
  11 . /etc/rc.subr
  12
  13 name="sshd"
  14 rcvar=`set_rcvar`
  15 keygen_cmd="sshd_keygen"
  16 start_precmd="sshd_precmd"
  17 pidfile="/var/run/${name}.pid"
  18 extra_commands="keygen reload"
  19
  20 sshd_keygen()
  21 {
  22         (
  23         umask 022
  24
  25         # Can't do anything if ssh is not installed
  26         [ -x /usr/bin/ssh-keygen ] || {
  27                 warn "/usr/bin/ssh-keygen does not exist."
  28                 return 1
  29         }
  30
  31         if [ -f /etc/ssh/ssh_host_key ]; then
  32                 echo "You already have an RSA host key" \
  33                     "in /etc/ssh/ssh_host_key"
  34                 echo "Skipping protocol version 1 RSA Key Generation"
  35         else
  36                 /usr/bin/ssh-keygen -t rsa1 -b 1024 \
  37                     -f /etc/ssh/ssh_host_key -N ''
  38         fi
  39
  40         if [ -f /etc/ssh/ssh_host_dsa_key ]; then
  41                 echo "You already have a DSA host key" \
  42                     "in /etc/ssh/ssh_host_dsa_key"
  43                 echo "Skipping protocol version 2 DSA Key Generation"
  44         else
  45                 /usr/bin/ssh-keygen -t dsa -f /etc/ssh/ssh_host_dsa_key -N ''
  46         fi
  47
  48         if [ -f /etc/ssh/ssh_host_rsa_key ]; then
  49                 echo "You already have a RSA host key" \
  50                     "in /etc/ssh/ssh_host_rsa_key"
  51                 echo "Skipping protocol version 2 RSA Key Generation"
  52         else
  53                 /usr/bin/ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key -N ''
  54         fi
  55         )
  56 }
  57
  58 sshd_precmd()
  59 {
  60         if [ ! -f /etc/ssh/ssh_host_key -o \
  61             ! -f /etc/ssh/ssh_host_dsa_key -o \
  62             ! -f /etc/ssh/ssh_host_rsa_key ]; then
  63                 run_rc_command keygen
  64         fi
  65 }
  66
  67 load_rc_config $name
  68 run_rc_command "$1"