#!/bin/sh

# Slackware build script for Metasploit Framework

# Copyright 2010-2011 Marco Bonetti <sid77@slackware.it>
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ''AS IS'' AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

PRGNAM=framework
VERSION=${VERSION:-3.4.1}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

# Automatically determine the architecture we're building on:
if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i486 ;;
    arm*) ARCH=arm ;;
    # Unless $ARCH is already set, use uname -m for all other archs:
       *) ARCH=$( uname -m ) ;;
  esac
fi

CWD=$(pwd)
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

BASEINSTDIR="opt"
INSTDIR="$BASEINSTDIR/metasploit3"

if [ "$ARCH" = "i486" ]; then
  INSTALLERARCH="i686"
elif [ "$ARCH" = "i686" ]; then
  INSTALLERARCH="i686"
elif [ "$ARCH" = "x86_64" ]; then
  INSTALLERARCH="x86_64"
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT

# Unpack the installer
sh $CWD/framework-$VERSION-linux-$INSTALLERARCH.run --noexec --keep --target $TMP/$PRGNAM-$VERSION

# Install the framework under /opt/metasploit3
( cd $TMP/$PRGNAM-$VERSION
  mkdir -p $PKG/$INSTDIR
  echo "Extracting the Metasploit operating environment..."
  tar --directory=$PKG/$BASEINSTDIR -xf metasploit.tar
  cp run.sh env.sh $PKG/$INSTDIR/
  cp msfupdate $PKG/$INSTDIR/app/
  echo ""

  echo "Extracting the Metasploit Framework..."
  tar --directory=$PKG/$INSTDIR -xf msf3.tar
  echo ""

  echo "Installing links into /usr/bin..."
  mkdir -p $PKG/usr/bin
  ( cd $PKG/usr/bin
    for file in $(ls ../../$INSTDIR/bin/msf*); do
      ln -sf $file $(basename $file)
    done
  )
  echo ""
) || exit 1

# Every useful doc is included inside the framework folder, just copy over the
# README which contains the important copyright disclaimer and the cron script
mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a $PKG/$INSTDIR/msf3/README $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/msfupdate.sh > $PKG/usr/doc/$PRGNAM-$VERSION/msfupdate.sh
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc

cd $PKG
chown -R root:root .
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-tgz}