#!/usr/bin/ksh
#
# installs sshd and necessary packages
# script located at http://www.prtdiag.net/scripts/install_ssd.ksh
# mail@blesgen.de
#

echo "\n----------------------------------------------"
echo "\ninstall sshd on a solaris-box (version 8 or 9)"
echo "\n...looking for necessary packages\n"


### check installed packages and patches
set -A check openssh openssl tcp_wrappers zlib libgcc prngd egd

i=0
while [ ${check[i]} ]; do
if [ x"`pkginfo |grep "^app" | grep "${check[i]}"`" != x ] ; then
        echo "${check[i]}...\talready installed"
else
        echo "${check[i]}...\tnot installed"
fi
let "i=$i+1"
done

if [[ `uname -r` = "5.8"  &&  x"`showrev -p |grep 112438`" != x  ]] ; then
        echo "random patch...\talready installed"
else
        echo "random patch (112438)...\tnot installed (solaris 8 only)"
fi

echo "\nplease download not installed packages or patches and place them in the same directory where this script locates:\n"


### start the script?


while [[ ! $answer == [yYnN] ]] ; do
        read answer?"start the script? [y|n]"
done


case $answer in
        [yY])
                continue
                ;;
        [nN])
                exit 1
        ;;
esac


### unzip packages
if [ -f *gz ] ; then
        gzip -d *sparc-local.gz
        continue
else
	if [ ! -f *sparc-local ] ; then
		echo "\n!!! no packages found in current directory.\n"
		exit 1
	fi
fi


### install packages
set -A install `ls -1 |egrep '(openssh|openssl|tcp_wrappers|zlib|libgcc|prngd|egd)'`
i=0
while [ ${install[i]} ]; do
        pkgadd -d ${install[i]}
        let "i=$i+1"
done
if [ x"`echo ${install[*]}`" = x ] ; then
        echo "\n!!! no packages found in current directory.\n"
        exit 1
fi


### privilege separation for sshd
if [ ! -d /var/empty ] ; then
        mkdir /var/empty
        chown root:sys /var/empty
        chmod 755 /var/empty
fi
if [ x"`cat /etc/group|grep sshd`" = x ] ; then
        groupadd sshd
fi
if [ x"`cat /etc/passwd|grep sshd`" = x ] ; then
        useradd -g sshd -c 'sshd privsep' -d /var/empty -s /bin/false sshd
fi


### unzip and install random patch for solaris 8
case `uname -r` in
	"5.8")
		if [[ x"`showrev -p |grep 112438`" = x && -f 112438* ]] ; then
			unzip 112438*zip
			patchadd 112438*
		else
			if [[ x"`showrev -p |grep 112438`" = x ]] ; then
				echo "\n!!! please download the solaris random patch \"112438\" at http://sunsolve.sun.com."
			fi
		fi
                ;;
        "5.9")
		continue
		;;
	*)
		;;
esac


### reboot machine or generate keys
case `uname -r` in
        "5.8")
                echo "\nyou are running solaris 8.\nthe machine must be rebooted, before changes take effect."
                echo "install the keys after the reboot:"
                echo "\nssh-keygen -t rsa1 -f /usr/local/etc/ssh_host_key -N \"\""
                echo "ssh-keygen -t dsa -f /usr/local/etc/ssh_host_dsa_key -N \"\""
                echo "ssh-keygen -t rsa -f /usr/local/etc/ssh_host_rsa_key -N \"\"\n"
                ;;
        "5.9")
                ssh-keygen -t rsa -f /usr/local/etc/ssh_host_rsa_key -N ""
                echo "rsa key generated"
                ssh-keygen -t rsa1 -f /usr/local/etc/ssh_host_key -N ""
                echo "rsa1 key generated"
                ssh-keygen -t dsa -f /usr/local/etc/ssh_host_dsa_key -N ""
                echo "dsa key generated\n"
                ;;
	*)
		;;
esac


##############################################################################
### This script is submitted to BigAdmin by a user of the BigAdmin community.
### Sun Microsystems, Inc. is not responsible for the
### contents or the code enclosed. 
###
###
### Copyright 2006 Sun Microsystems, Inc. ALL RIGHTS RESERVED
### Use of this software is authorized pursuant to the
### terms of the license found at
### http://www.sun.com/bigadmin/common/berkeley_license.html
##############################################################################