#!/bin/bash

# Slackware build script for beegfs

# Copyright 2023,2024 GUAN Xin <guanx.bac@gmail.com> from Beijing
# 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.


cd $(dirname $0) ; CWD=$(pwd)

PRGNAM=beegfs
VERSION=${VERSION:-7.4.3}
VERSION_MAJOR=$(echo $VERSION | cut -d. -f1,1)
BUILD=${BUILD:-2}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}

KERNEL=${KERNEL:-$(uname -r)}
PKGVER=${VERSION}_$(echo $KERNEL | tr - _)

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i586 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
  echo "$PRGNAM-$PKGVER-$ARCH-$BUILD$TAG.$PKGTYPE"
  exit 0
fi

BEEGFS_CTL_SETUID=${BEEGFS_CTL_SETUID:-no}

TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
elif [ "$ARCH" = "aarch64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.gz
cd $PRGNAM-$VERSION
chown -R root:root .
find -L . \
 \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
  -o -perm 511 \) -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;

make BEEGFS_CFLAGS="$SLKCFLAGS" USER_CXXFLAGS="$SLKCFLAGS" BEEGFS_VERSION=$VERSION common-all
make BEEGFS_CFLAGS="$SLKCFLAGS" USER_CXXFLAGS="$SLKCFLAGS" BEEGFS_VERSION=$VERSION DESTDIR=$PKG common-install
install -o 0 -g 0 -d -m 0755 $PKG/etc/rc.d/init.d
install -o 0 -g 0 -p -m 0755 -t $PKG/etc/rc.d/init.d common_package/build/dist/etc/init.d/*
install -o 0 -g 0 -d -m 0755 $PKG/etc/beegfs/lib
install -o 0 -g 0 -p -m 0755 -t $PKG/etc/beegfs/lib common_package/scripts/etc/beegfs/lib/*

make BEEGFS_CFLAGS="$SLKCFLAGS" USER_CXXFLAGS="$SLKCFLAGS" BEEGFS_VERSION=$VERSION daemons
make BEEGFS_CFLAGS="$SLKCFLAGS" USER_CXXFLAGS="$SLKCFLAGS" BEEGFS_VERSION=$VERSION DESTDIR=$PKG daemons-install
install -o 0 -g 0 -d -m 0755 $PKG/etc/rc.d/init.d
install -o 0 -g 0 -d -m 0755 $PKG/etc/default
install -o 0 -g 0 -d -m 0755 $PKG/etc/beegfs
install -o 0 -g 0 -d -m 0755 $PKG/opt/beegfs/sbin
for i in mgmtd meta storage helperd; do
  install -o 0 -g 0 -p -m 0755 -t $PKG/etc/rc.d/init.d $i/build/dist/etc/init.d/*
  install -o 0 -g 0 -p -m 0644 -t $PKG/etc/default $i/build/dist/etc/default/*
  install -o 0 -g 0 -p -m 0600 -t $PKG/etc/beegfs $i/build/dist/etc/beegfs-$i.conf
done
for i in mgmtd meta storage; do
    install -o 0 -g 0 -p -m 0755 -t $PKG/opt/beegfs/sbin $i/build/dist/sbin/*
done

make BEEGFS_CFLAGS="$SLKCFLAGS" USER_CXXFLAGS="$SLKCFLAGS" BEEGFS_VERSION=$VERSION utils
make BEEGFS_CFLAGS="$SLKCFLAGS" USER_CXXFLAGS="$SLKCFLAGS" BEEGFS_VERSION=$VERSION DESTDIR=$PKG utils-install
if [ "`echo $BEEGFS_CTL_SETUID | tr 'a-z' 'A-Z'`" = YES ]; then
  chown 0:0 $PKG/opt/beegfs/sbin/beegfs-ctl
  chmod 4755 $PKG/opt/beegfs/sbin/beegfs-ctl
fi
install -o 0 -g 0 -d -m 0755 $PKG/etc/bash_completion.d
install -o 0 -g 0 -p -m 0644 -t $PKG/etc/bash_completion.d utils/scripts/etc/bash_completion.d/*
install -o 0 -g 0 -d -m 0755 $PKG/etc/rc.d/init.d
install -o 0 -g 0 -p -m 0755 -t $PKG/etc/rc.d/init.d mon/build/dist/etc/init.d/*
install -o 0 -g 0 -d -m 0755 $PKG/etc/default
install -o 0 -g 0 -p -m 0644 -t $PKG/etc/default mon/build/dist/etc/default/*
install -o 0 -g 0 -d -m 0755 $PKG/etc/beegfs
install -o 0 -g 0 -p -m 0600 -t $PKG/etc/beegfs mon/build/dist/etc/beegfs-mon.auth
install -o 0 -g 0 -p -m 0600 -t $PKG/etc/beegfs mon/build/dist/etc/beegfs-mon.conf
install -o 0 -g 0 -d -m 0755 $PKG/usr/bin
for i in beegfs-check-servers beegfs-df beegfs-net; do
  install -o 0 -g 0 -p -m 0755 -t $PKG/usr/bin utils/scripts/$i
done
ln -sf /opt/beegfs/sbin/beegfs-ctl $PKG/usr/bin
ln -sf /opt/beegfs/sbin/beegfs-fsck $PKG/usr/bin
install -o 0 -g 0 -d -m 0755 $PKG/sbin
install -o 0 -g 0 -p -m 0755 -t $PKG/sbin utils/scripts/fsck.beegfs

install -o 0 -g 0 -d -m 0755 $PKG/opt/beegfs/src/client/client_module_$VERSION_MAJOR
cp -at $PKG/opt/beegfs/src/client/client_module_$VERSION_MAJOR client_module/build client_module/include client_module/source
rm -fr $PKG/opt/beegfs/src/client/client_module_$VERSION_MAJOR/build/dist
chown -R 0:0 $PKG/opt/beegfs/src/client/client_module_$VERSION_MAJOR
chmod -R og-w $PKG/opt/beegfs/src/client/client_module_$VERSION_MAJOR
install -o 0 -g 0 -d -m 0755 $PKG/etc/rc.d/init.d
install -o 0 -g 0 -p -m 0755 -t $PKG/etc/rc.d/init.d client_module/build/dist/etc/init.d/*
install -o 0 -g 0 -d -m 0755 $PKG/etc/default
install -o 0 -g 0 -p -m 0644 -t $PKG/etc/default client_module/build/dist/etc/default/*
install -o 0 -g 0 -d -m 0755 $PKG/etc/beegfs
install -o 0 -g 0 -p -m 0644 -t $PKG/etc/beegfs client_module/build/dist/etc/beegfs-client-autobuild.conf
install -o 0 -g 0 -p -m 0644 -t $PKG/etc/beegfs client_module/build/dist/etc/beegfs-client-build.mk
install -o 0 -g 0 -p -m 0755 -t $PKG/etc/beegfs client_module/build/dist/etc/beegfs-client-mount-hook.example
install -o 0 -g 0 -p -m 0600 -t $PKG/etc/beegfs client_module/build/dist/etc/beegfs-client.conf
install -o 0 -g 0 -p -m 0600 -t $PKG/etc/beegfs client_module/build/dist/etc/beegfs-mounts.conf
install -o 0 -g 0 -d -m 0755 $PKG/etc/beegfs/lib
install -o 0 -g 0 -p -m 0755 -t $PKG/etc/beegfs/lib client_module/scripts/etc/beegfs/lib/*
make -C client_module/build BEEGFS_VERSION=$VERSION KRELEASE=$KERNEL
make BEEGFS_VERSION=$VERSION DESTDIR=$PKG PREFIX= KVER=$KERNEL KRELEASE=$KERNEL client-install

find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a LICENSE.txt README.md $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
# beegfs-client-devel files
cp -at $PKG/usr client_devel/include
cp -at $PKG/usr/doc/$PRGNAM-$VERSION client_devel/build/dist/usr/share/doc/beegfs-client-devel
cat > $PKG/usr/doc/$PRGNAM-$VERSION/beegfs-client-devel/examples/Makefile << EOF
% : %.cpp
	\$(CXX) -O2 -Wall -I/opt/beegfs/src/client/client_module_$VERSION_MAJOR/include -o \$@ \$<
EOF

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/doinst.sh > $PKG/install/doinst.sh
( cd $PKG
  find etc -type f -regextype posix-extended -regex '^etc/(default/.+|beegfs/.+\.(conf|auth))$' \
    -exec mv {} {}.new \; \
    -exec printf 'config %s.new\n' {} >> $PKG/install/doinst.sh \;
  printf '\n' >> $PKG/install/doinst.sh
)

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$PKGVER-$ARCH-$BUILD$TAG.$PKGTYPE