#!/bin/bash

# Slackware build script for nagios-plugins

# Copyright 2010  Zordrak <slackbuilds@tpa.me.uk>
# Copyright 2014, 2015, 2016, 2017  Mario Preksavec, Zagreb, Croatia
# 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=nagios-plugins
VERSION=${VERSION:-2.2.1}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

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

CWD=$(pwd)
TMP=${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"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e

# Bail out if user or group isn't valid on your system
# For slackbuilds.org, assigned nagios uid/gid are 213/213
# See http://slackbuilds.org/uid_gid.txt
if ! grep ^nagios: /etc/group 2>&1 > /dev/null; then
    echo "  You must have a \"nagios\" group to run this script."
    echo "    # groupadd -g 213 nagios"
    exit 1
elif ! grep ^nagios: /etc/passwd 2>&1 > /dev/null; then
    echo "  You must have a \"nagios\" user to run this script."
    echo "    # useradd -u 213 -g nagios -d /usr/libexec/nagios -s /bin/false nagios"
    exit 1
fi

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 {} \;

CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --libexecdir=/usr/libexec/nagios \
  --sysconfdir=/etc/nagios \
  --localstatedir=/var \
  --build=$ARCH-slackware-linux \
  --with-nagios-user=nagios \
  --with-nagios-group=nagios \
  --without-world-permissions

make
make install DESTDIR=$PKG

# Put the contrib plugins dir in along with the official plugins
# otherwise most people will never realise they exist
#cp -a contrib $PKG/usr/libexec/nagios/.

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

chown -R root.nagios $PKG/usr/libexec/nagios
chmod u+s $PKG/usr/libexec/nagios/check_{icmp,dhcp};

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a \
  README REQUIREMENTS ACKNOWLEDGEMENTS AUTHORS CODING COPYING \
  ChangeLog FAQ INSTALL LEGAL NEWS SUPPORT THANKS \
    $PKG/usr/doc/$PRGNAM-$VERSION
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
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-tgz}