#!/usr/bin/env bash
#
# Written by:
# Jerry Benton < mailscanner@mailborder.com >
# 13 FEB 2015
# 18 April 2016 - Updated
#
# This script will build the latest RPM install 
# package and put it in /msbuilds/rpm

# make sure this is run from the base directory
if [ ! -d 'rhel' ]; then
	echo 'This script must be executed from the base directory.';
	echo './RPM.files was not found. Exiting ...';
	echo;
	exit 192
fi

# directory we are in
THISCURDIR=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )

# if not set from the "Build.all" script
if [ -z "$RPMOUT" ]; then
	RPMOUT="$HOME/msbuilds/rpm";
	export RPMOUT;
fi

# check to see if the output directory exists
if [ ! -d "$RPMOUT" ]; then
	mkdir -p $RPMOUT
fi

# if not set from the "Build.all" script
if [ -z "$MSVERSION" ]; then
	echo "Please tell me the version number (x.xx.x): ";
	read MSVERSION
	export MSVERSION
fi

# if not set from the "Build.all" script
if [ -z "$MSBUILD" ]; then
	echo "And the build number (-x): ";
	read MSBUILD	
	export MSBUILD
fi

# if not set from the "Build.all" script
if [ -z "$FULLMSVER" ]; then
	FULLMSVER=$MSVERSION-$MSBUILD
	export FULLMSVER
fi

# if not set from the "Build.all" script
if [ -z "$DEVBASEDIR" ]; then
	DEVBASEDIR=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )
	#echo "You current directory is $THISCURDIR"; echo;
	#echo "Enter the parent directory of RPM.files without the trailing slash: ";
	#read DEVBASEDIR
	export DEVBASEDIR
fi

# create this if missing
#if [ ! -f '/tmp/MailScanner.conf.index.html' ]; then
	#sh $DEVBASEDIR/config.index/make.sh
#fi

# the source directory
SRCDIR=$DEVBASEDIR/rhel

# version info 
BUILD=$MSBUILD
VERSION=$MSVERSION-$BUILD
export VERSION BUILD

# setup rpm development dirs
mkdir -p ~/rpmbuild/{BUILD,RPMS,SOURCES,SPECS,SRPMS}

# create build output base dir 
mkdir -p $RPMOUT

# the work directory
WORK="/tmp/MailScanner-$MSVERSION";

# delete work tmp if already exists
if [ -d $WORK ]; then
   rm -rf $WORK
fi

# make working dir and subs
mkdir -p $WORK
mkdir -p $WORK/{usr,etc}

# etc
cp -fr $DEVBASEDIR/common/etc/*		$WORK/etc/
cp -fr $DEVBASEDIR/rhel/etc/*		$WORK/etc/

# usr
cp -fr $DEVBASEDIR/common/usr/* 	$WORK/usr/
cp -fr $DEVBASEDIR/rhel/usr/* 	    $WORK/usr/

# Insert the version number we are building
perl -pi -e 's/VersionNumberHere/'$MSVERSION'/;' $WORK/etc/MailScanner/MailScanner.conf
perl -pi -e 's/VersionNumberHere/'$MSVERSION'/;' $WORK/usr/sbin/MailScanner

# do the same for mailscanner.spec
cp -f $DEVBASEDIR/rhel/mailscanner.spec ~/rpmbuild/SPECS/mailscanner.spec
perl -pi -e 's/VersionNumberHere/'$MSVERSION'/;' ~/rpmbuild/SPECS/mailscanner.spec
perl -pi -e 's/ReleaseNumberHere/'$MSBUILD'/;' ~/rpmbuild/SPECS/mailscanner.spec

# remove svn and git and mac stuff
find $WORK -name '.svn' -exec rm -rf {} \;
find $WORK -name '.git' -exec rm -rf {} \;
find $WORK -name '*.DS_Store' -exec rm -rf {} \;
find $WORK -depth -name '__MACOSX' -exec rm -rf {} \;

# permissions
cd $WORK
find . -type f -exec chmod 0644 {} \;
find . -type d -exec chmod 0755 {} \;
chmod +x $WORK/usr/sbin/*
chmod +x $WORK/usr/lib/MailScanner/wrapper/*-autoupdate
chmod +x $WORK/usr/lib/MailScanner/wrapper/*-wrapper
chmod +x $WORK/usr/lib/MailScanner/init/*
chmod +x $WORK/etc/cron.daily/*
chmod +x $WORK/etc/cron.hourly/*

# Build the src tarball for RPM construction
cd $WORK
cd ..
tar czf ~/rpmbuild/SOURCES/MailScanner-${MSVERSION}.tgz MailScanner-${MSVERSION}

# return to where i started
cd $THISCURDIR

# create the output dir in $RPMOUT
if [ -d $RPMOUT/MailScanner-$VERSION ]; then
	rm -rf $RPMOUT/MailScanner-$VERSION
fi
mkdir -p $RPMOUT/MailScanner-$VERSION

# copy some file we need
cp $SRCDIR/install.sh $RPMOUT/MailScanner-$VERSION/
cp $DEVBASEDIR/README $RPMOUT/MailScanner-$VERSION/
cp $DEVBASEDIR/LICENSE $RPMOUT/MailScanner-$VERSION/
find $RPMOUT/MailScanner-$VERSION -name 'install.sh' -exec chmod 755 {} \;
find $RPMOUT/MailScanner-$VERSION -name 'LICENSE' -exec chmod 644 {} \;
find $RPMOUT/MailScanner-$VERSION -name 'README' -exec chmod 644 {} \;

# Build the RPM and SRPMS
# extra define statements help make the rpm backwards compatible
#rpmbuild -ba --sign --define "_binary_filedigest_algorithm  1"  --define "_binary_payload 1" ~/rpmbuild/SPECS/mailscanner.spec
rpmbuild -ba --define "_binary_filedigest_algorithm  1"  --define "_binary_payload 1" ~/rpmbuild/SPECS/mailscanner.spec

# copy the rpm built to the output dir
cp ~/rpmbuild/RPMS/noarch/MailScanner-${VERSION}.noarch.rpm $RPMOUT/MailScanner-$VERSION
cd $RPMOUT
tar czf MailScanner-${VERSION}.rhel.tar.gz MailScanner-$VERSION
rm -rf $RPMOUT/MailScanner-$VERSION
rm -rf $WORK

echo;
echo "Completed: $RPMOUT/MailScanner-${VERSION}.rhel.tar.gz";