#!/bin/sh

SCRIPT=$(basename $0)
DIR=$(dirname $0)
#echo $SCRIPT
#echo $DIR


HPRE_HOME_PATH=$(cd "$(dirname "$0")";pwd)
echo $HPRE_HOME_PATH

if [ $# != 1 ]; then
    echo "Usage: ${SCRIPT} 1:enable or 0: disable"
    exit 1
fi

#echo $1

if [ $1 == "1" ]; then
    #echo "Enable hpre"


    if lspci | grep -q 'HPRE' ; then
	    echo "    [check] This machine support HPRE device!"
    else
	    echo "\033[31m This Machine can not support HPRE, try to upgrade bios to version 3.24.01 and re-power on the machine \033[0m"
	    exit 1
    fi

    if openssl version | grep -q 'OpenSSL' ; then
	    echo "    [check] The openssl is installed, make sure its version is newer than 1.1.1"
    else
	    echo "\033[31m NO openssl is installed, please installed it firstly! \033[31m"
	    exit 1
    fi

    if lsmod | grep -q 'hisi_hpre' ; then
        echo "    [check] The hpre kernel driver is detected"
    else
        echo "\033[31m No hpre kernel driver is detected, install the hpre driver firstlly! \033[31m"
        exit 1
    fi 

    if ls /usr/lib64/engines-1.1/ | grep -q "hpre2.so" ; then
        echo "    [check] Detect the hpre2 engine in the openssl engine libs"
    else
        echo "\033[31m No hpre2 engine in the openssl engine libs, install hpre2 engine into the openssl engine libs  \033[31m"
        exit 1
    fi

    if ls /usr/lib64 | grep -q "libwd.*" ; then
        echo "    [check] Detect the Union Acceleration Framework libwd.* in the /usr/lib64"
    else
        echo "\033[31m No Union Acceleration Framework is detected, install it to use hpre! \033[31m"
        exit 1
    fi

    orig_openssl_conf=$(openssl version -d | awk '{print $2}' | sed 's/\"//g')
    if [ ! -d "$orig_openssl_conf" ]; then
        echo "Failed to Get orig openssl conf file: $orig_openssl_conf"
    fi

    orig_openssl_conf=$orig_openssl_conf"/openssl.cnf"

    echo $orig_openssl_conf

    cat ${HPRE_HOME_PATH}/openssl.cnf > ${HPRE_HOME_PATH}/openssl_hpre.cnf
    cat $orig_openssl_conf >> ${HPRE_HOME_PATH}/openssl_hpre.cnf

    export HISI_CONF_ENV=${HPRE_HOME_PATH}
    export OPENSSL_CONF=${HPRE_HOME_PATH}/openssl_hpre.cnf

    sed -i '/export OPENSSL_CONF=/d' /etc/profile
    sed -i '/export HISI_CONF_ENV=/d' /etc/profile

    echo "export HISI_CONF_ENV=${HPRE_HOME_PATH}" >> /etc/profile
    echo "export OPENSSL_CONF=${HPRE_HOME_PATH}/openssl_hpre.cnf" >> /etc/profile

    #alias openssl='HISI_CONF_ENV=${HPRE_HOME_PATH} OPENSSL_CONF=${HPRE_HOME_PATH}/openssl.cnf openssl'

    source /etc/profile

    echo -e "\033[31m Please execute cmd 'source /etc/profile' and restart application (e.g. nginx) to make hpre in use! \033[0m"


else
    echo "Disable hpre"

    sed -i '/export OPENSSL_CONF=/d' /etc/profile
    sed -i '/export HISI_CONF_ENV=/d' /etc/profile
    #sed -e ''

    echo "export HISI_CONF_ENV=" >> /etc/profile
    echo "export OPENSSL_CONF=" >> /etc/profile

    #source ${HPRE_HOME_PATH}/nohpre_env.sh
fi

exit 0