#!/bin/bash
# LGSM fn_dep_detect function
# Author: Daniel Gibbs
# Website: http://gameservermanagers.com
# Version: 200615

# Description: Detects dependencies the server binary requires.

local modulename="Backup"
fn_check_root
fn_check_systemdir
cd ${executabledir}
if [ "${executable}" ==  "./hlds_run" ];then
	executable=hlds_linux
elif [ "${executable}" ==  "./srcds_run" ]||[ "${executable}" ==  "./dabds.sh" ]||[ "${executable}" ==  "./srcds_run.sh" ];then
	executable=srcds_linux
elif [ "${executable}" ==  "./server_linux32" ];then
	executable=libSpark_Core.so
elif [ "${executable}" ==  "./runSam3_DedicatedServer.sh" ];then
	executable=Sam3_DedicatedServer
elif [ "${executable}" ==  "./7DaysToDie.sh" ];then
	executable=7DaysToDie.x86
elif [ "${executable}" ==  "./ucc-bin" ];then
	executable=ucc-bin-real
elif [ "${executable}" ==  "./ucc-bin" ];then
	if [ -f "${executabledir}/ucc-bin-real" ]; then
		executable=ucc-bin-real
	if [ -f "${executabledir}/ut2004-bin" ]; then
		executable=ut2004-bin
	else
		executable=ut-bin
	fi	
elif [ "${executable}" ==  "./ts3server_startscript.sh" ];then
	executable=ts3server_linux_amd64		
fi
readelf -d ${executable} |grep NEEDED|awk '{ print $5 }'|sed 's/\[//g'|sed 's/\]//g' > ${rootdir}/.depdetect_readelf


echo "yum install " > ${rootdir}/.depdetect_centos_list_uniq
echo "apt-get install " > ${rootdir}/.depdetect_ubuntu_list_uniq
echo "apt-get install " > ${rootdir}/.depdetect_debian_list_uniq
while read lib; do
	sharedlib=${lib}
	if [ "${lib}" == "libm.so.6" ]||[ ${lib} == "libc.so.6" ]||[ ${lib} == "libpthread.so.0" ]||[ ${lib} == "libdl.so.2" ]||[ ${lib} == "libnsl.so.1" ]||[ "${lib}" == "libgcc_s.so.1" ]||[ "${lib}" == "librt.so.1" ]||[ "${lib}" == "ld-linux.so.2" ];then
		echo "glibc.i686" >> ${rootdir}/.depdetect_centos_list
		echo "lib32gcc1" >> ${rootdir}/.depdetect_ubuntu_list
		echo "lib32gcc1" >> ${rootdir}/.depdetect_debian_list
	
	elif [ "${lib}" == "libstdc++.so.6" ];then
		echo "libstdc++.i686" >> ${rootdir}/.depdetect_centos_list
		echo "libstdc++6:i386" >> ${rootdir}/.depdetect_ubuntu_list
		echo "libstdc++6:i386" >> ${rootdir}/.depdetect_debian_list
	
	elif [ "${lib}" == "libstdc++.so.5" ];then
		echo "compat-libstdc++-33.i686" >> ${rootdir}/.depdetect_centos_list
		echo "libstdc++5:i386" >> ${rootdir}/.depdetect_ubuntu_list
		echo "libstdc++5:i386" >> ${rootdir}/.depdetect_debian_list
	elif [ "${lib}" == "libspeex.so.1" ]||[ "${lib}" == "libspeexdsp.so.1" ];then 
		echo "speex.i686" >> ${rootdir}/.depdetect_centos_list
		echo "speex:i386" >> ${rootdir}/.depdetect_ubuntu_list
		echo "speex:i386" >> ${rootdir}/.depdetect_debian_list

	elif [ "${lib}" == "libtier0.so" ]||[ "${lib}" == "Core.so" ]||[ "${lib}" == "Editor.so" ]||[ "${lib}" == "Engine.so" ]||[ "${lib}" == "liblua.so" ]||[ "${lib}" == "libsteam_api.so" ]||[ "${lib}" == "ld-linux-x86-64.so.2" ];then
		# Known shared libs what dont requires dependencies
		:
	else
		unknownlib=1
		echo "${lib}" >> ${rootdir}/.depdetect_unknown
	fi
done < ${rootdir}/.depdetect_readelf
sort ${rootdir}/.depdetect_centos_list | uniq >> ${rootdir}/.depdetect_centos_list_uniq
sort ${rootdir}/.depdetect_ubuntu_list | uniq >> ${rootdir}/.depdetect_ubuntu_list_uniq
sort ${rootdir}/.depdetect_debian_list | uniq >> ${rootdir}/.depdetect_debian_list_uniq
if [ "${unknownlib}" == "1" ];then
	sort ${rootdir}/.depdetect_unknown | uniq >> ${rootdir}/.depdetect_unknown_uniq
fi

awk -vORS=' ' '{ print $1, $2 }' ${rootdir}/.depdetect_centos_list_uniq > ${rootdir}/.depdetect_centos_line
awk -vORS=' ' '{ print $1, $2 }' ${rootdir}/.depdetect_ubuntu_list_uniq > ${rootdir}/.depdetect_ubuntu_line
awk -vORS=' ' '{ print $1, $2 }' ${rootdir}/.depdetect_debian_list_uniq > ${rootdir}/.depdetect_debian_line

echo ""
echo "Required Dependencies"
echo "================================="
echo "${executable}"
echo ""
echo "CentOS"
echo "================================="
cat ${rootdir}/.depdetect_centos_line
echo ""
echo ""
echo "Ubuntu"
echo "================================="
cat ${rootdir}/.depdetect_ubuntu_line
echo ""
echo ""
echo "Debian"
echo "================================="
cat ${rootdir}/.depdetect_debian_line
echo ""
if [ "${unknownlib}" == "1" ];then
	echo ""
	echo "Unknown shared Library"
	echo "================================="
	cat ${rootdir}/.depdetect_unknown
fi
echo ""
echo "Required Librarys"
echo "================================="
sort ${rootdir}/.depdetect_readelf |uniq
echo -en "\n"

rm -f ${rootdir}/.depdetect_centos_line
rm -f ${rootdir}/.depdetect_centos_list
rm -f ${rootdir}/.depdetect_centos_list
rm -f ${rootdir}/.depdetect_centos_list_uniq
rm -f ${rootdir}/.depdetect_debian_list
rm -f ${rootdir}/.depdetect_debian_list_uniq
rm -f ${rootdir}/.depdetect_readelf
rm -f ${rootdir}/.depdetect_ubuntu_list
rm -f ${rootdir}/.depdetect_ubuntu_list_uniq
rm -f ${rootdir}/.depdetect_unknown
rm -f ${rootdir}/.depdetect_unknown_uniq