#!/bin/bash

# Rocky 9 compatible

. /usr/src/k_framework/main.sh


SCRIPT_NAME="Memcached Install"
VERSION="1.1.1"

k_start
k_config_details

k_detect_os

if (( centos_version != 6 )); then

    # centos 7 / rocky 9

    if hash memcached 2> /dev/null; then
        report "Memcached already installed" 0
    else
        yum -y install memcached
        if [[ "$GUI_PRESENT" == "1" ]]; then
            systemctl enable memcached
            systemctl restart memcached
        fi

        if hash memcached 2> /dev/null; then
            report "Memcached installed" 4
        else
            report "Failed to install memcached. Try to do it manually" 1
        fi
    fi

else

    # centos 6

    if [ -f /etc/init.d/memcached ]; then
        report "Memcached already installed" 0
    else
        yum -y install memcached
        if [[ "$GUI_PRESENT" == "1" ]]; then
            chkconfig --levels 2345 memcached on
            /etc/init.d/memcached restart
        fi

        if [ -f /etc/init.d/memcached ]; then
            report "Memcached installed" 4
        else
            report "Failed to install memcached. Try to do it manually" 1
        fi
    fi

fi

CFG="/etc/sysconfig/memcached"

grep "127.0.0.1" $CFG &>/dev/null
if [ "$?" == "1" ]; then
    report "Changing memcached bindaddr to 127.0.0.1" 3
    sed -i 's/OPTIONS=""/OPTIONS="-l 127.0.0.1 -U 0"/g' $CFG
    service memcached restart

    #check if file was actually changed
    grep "127.0.0.1" $CFG &>/dev/null
    if [ "$?" == "0" ]; then
       report "Memcached bindaddr changed to 127.0.0.1" 0
    else
       report "Memcached bindaddr was NOT changed to 127.0.0.1. Please check file $CFG manually. OPTIONS line should look like this:" 2
       report "OPTIONS=\"-l 127.0.0.1\" -U 0" 2
    fi
fi


if cat $CFG | grep "OPTIONS" | grep -q "\-U 0"; then
    report "UDP is disabled" 0
else
    report "UDP is enabled" 2
    sed -i 's/OPTIONS.*/OPTIONS=\"-l 127.0.0.1 -U 0\"/' $CFG
    service memcached restart
fi

/usr/src/k_framework/helpers/memcached/memcached_check.sh

k_exit $EXIT_CODE