#!/bin/bash
fan_cpu_debug=/tmp/cputmp.txt
fan_disk_debug=/tmp/disktmp.txt

SUPPORT_SAS=`get_key_value /etc.defaults/synoinfo.conf supportsas`
FAN_DEBUG_MODE=`get_key_value /etc/synoinfo.conf enable_fan_debug`

set_multiple_ebox_debug()
{
        IFS=',' read -ra ARR <<< "$1"
        for ebox in "${ARR[@]}"
        do
                echo -1 > /tmp/ebox_$ebox.txt
        done
}

set_singal_ebox_debug()
{
        ebox_portmap=`synogetkeyvalue /etc.defaults/synoinfo.conf esataportcfg`
        # remove 0x
        ebox_map_hex=`echo $ebox_portmap | awk -F "0x" '{print $2}'`
        if [ -z $ebox_map_hex ] || [ 0 -eq $ebox_map_hex ]; then
                exit 1
        fi

        #Get eunit position
        pos=0
        ebox_map_dec=$((16#$ebox_map_hex))
        while [ $ebox_map_dec -gt 0 ]
        do
                if [ `expr $ebox_map_dec % 2` -eq 1 ]; then
                        break
                fi
                count=`expr $count + 1`
                ebox_map_dec=`expr $ebox_map_dec / 2`
        done

        # 'a' ascii is 97 in decimal
        count=`expr $count + 97`
        count_hex=`printf "%x\n" $count`
        scsi_port=`echo -e "\x$count_hex"`
        echo -1 > /tmp/ebox_sd${scsi_port}.txt
}

enable_ebox_fan_debug()
{
        support_port_mapping_v2=`synogetkeyvalue /etc.defaults/synoinfo.conf supportportmappingv2`
        if [ "yes" == "$support_port_mapping_v2" ]; then
                esata_port_count=`syno_slot_mapping | grep "Esata port count:" | awk {'print $4'}`
                for i in `seq 1 $esata_port_count`
                do
                        echo -1 > /tmp/ebox_${i}.txt
                done
        else
                #More than 1 eunit
                ebox_list=`synogetkeyvalue /etc.defaults/synoinfo.conf eunitseq`
                if [ ! -z "$ebox_list" ]; then
                        set_multiple_ebox_debug $ebox_list
                else
                        #Only 1 eunit
                        set_singal_ebox_debug
                fi
        fi
}

disable_ebox_fan_debug()
{
        for file in /tmp/ebox_sd?.txt
        do
                if [ -f $file ]; then
                        rm $file
                fi
        done
}

enable_expansion_fan_debug()
{
        max_expansion_num=`synogetkeyvalue /etc.defaults/synoinfo.conf sas_enclosure_max`
        for i in `seq 1 $max_expansion_num`
        do
                echo -1 > /tmp/enclosure_${i}.txt
        done
}

disable_expansion_fan_debug()
{
        for file in /tmp/enclosure_*.txt
        do
                if [ -f $file ]; then
                        rm $file
                fi
        done
}

enable_internal_fan_debug()
{
        echo -1 > $fan_cpu_debug
        echo -1 > $fan_disk_debug
}

disable_internal_fan_debug()
{
        if [ -f $fan_cpu_debug ]; then
                rm $fan_cpu_debug
        fi
        if [ -f $fan_disk_debug ]; then
                rm $fan_disk_debug
        fi
}

if [ -z "$FAN_DEBUG_MODE" ]; then
        exit 0
fi

# remove 0x
fan_debug_mode_hex=`echo $FAN_DEBUG_MODE | awk -F "0x" '{print $2}'`
if [ -z $fan_debug_mode_hex ]; then
        exit 0
fi
fan_debug_mode_dec=$((16#$fan_debug_mode_hex))

fan_debug_internal=$(($fan_debug_mode_dec&1))
fan_debug_external=$(($fan_debug_mode_dec&2))


if [ $fan_debug_internal -gt 0 ]; then
        enable_internal_fan_debug
else
        disable_internal_fan_debug
fi

if [ $fan_debug_external -gt 0 ]; then
        if [ "yes" == "$SUPPORT_SAS" ]; then
                enable_expansion_fan_debug
        else
                enable_ebox_fan_debug
        fi
else
        if [ "yes" == "$SUPPORT_SAS" ]; then
                disable_expansion_fan_debug
        else
                disable_ebox_fan_debug
        fi
fi