mirror of
https://github.com/AuxXxilium/arc-addons.git
synced 2024-11-23 21:50:52 +07:00
315 lines
11 KiB
Plaintext
315 lines
11 KiB
Plaintext
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#!/usr/bin/bash
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# function for removing lockfile
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exit-ugreen-diskiomon() {
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if [[ -f "/var/run/ugreen-diskiomon.lock" ]]; then
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rm "/var/run/ugreen-diskiomon.lock"
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fi
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kill $smart_check_pid 2>/dev/null
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kill $zpool_check_pid 2>/dev/null
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kill $disk_online_check_pid 2>/dev/null
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}
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# trap exit and remove lockfile
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trap 'exit-ugreen-diskiomon' EXIT
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# check if script is already running
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if [[ -f "/var/run/ugreen-diskiomon.lock" ]]; then
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echo "ugreen-diskiomon already running!"
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exit 1
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fi
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touch /var/run/ugreen-diskiomon.lock
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# use variables from config file (unRAID specific)
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if [[ -f /boot/config/plugins/ugreenleds-driver/settings.cfg ]]; then
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source /boot/config/plugins/ugreenleds-driver/settings.cfg
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fi
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# load environment variables
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if [[ -f /etc/ugreen-leds.conf ]]; then
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source /etc/ugreen-leds.conf
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fi
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# led-disk mapping (see https://github.com/miskcoo/ugreen_dx4600_leds_controller/pull/4)
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MAPPING_METHOD=${MAPPING_METHOD:=ata} # ata, hctl, serial
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led_map=(disk1 disk2 disk3 disk4 disk5 disk6 disk7 disk8)
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# hctl, $> lsblk -S -x hctl -o hctl,serial,name
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# NOTE: It is reported that the order below should be adjusted for each model.
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# Please check the disk mapping section in https://github.com/miskcoo/ugreen_dx4600_leds_controller/blob/master/README.md.
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hctl_map=("0:0:0:0" "1:0:0:0" "2:0:0:0" "3:0:0:0" "4:0:0:0" "5:0:0:0" "6:0:0:0" "7:0:0:0")
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# serial number, $> lsblk -S -x hctl -o hctl,serial,name
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serial_map=(${DISK_SERIAL})
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# ata number, $> ls /sys/block | egrep ata\d
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ata_map=("ata1" "ata2" "ata3" "ata4" "ata5" "ata6" "ata7" "ata8")
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if which dmidecode > /dev/null; then
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product_name=$(dmidecode --string system-product-name)
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case "${product_name}" in
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DXP6800*) # tested on DXP6800 Pro
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echo "Found UGREEN DXP6800 series"
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hctl_map=("2:0:0:0" "3:0:0:0" "4:0:0:0" "5:0:0:0" "0:0:0:0" "1:0:0:0")
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ata_map=("ata3" "ata4" "ata5" "ata6" "ata1" "ata2")
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;;
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DX4600*) # tested on DX4600 Pro
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echo "Found UGREEN DX4600 series"
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;;
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DX4700*)
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echo "Found UGREEN DX4700 series"
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;;
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DXP2800*) # see issue #19
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echo "Found UGREEN DXP2800 series"
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;;
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DXP4800*)
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echo "Found UGREEN DXP4800 series"
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;;
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DXP8800*) # tested on DXP8800 Plus
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echo "Found UGREEN DXP8800 series"
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# using the default mapping
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;;
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*)
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if [[ "${MAPPING_METHOD}" == "hctl" || "${MAPPING_METHOD}" == "ata" ]]; then
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echo -e "\033[0;31mUsing the default HCTL order. Please check it maps to your disk slots correctly."
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echo -e "If you confirm that the HCTL order is correct, or find it is different, you can "
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echo -e "submit an issue to let us know, so we can update the script."
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echo -e "Please read the disk mapping section in the link below for more details. "
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echo -e " https://github.com/miskcoo/ugreen_dx4600_leds_controller/blob/master/README.md\033[0m"
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fi
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;;
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esac
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elif [[ "${MAPPING_METHOD}" == "hctl" || "${MAPPING_METHOD}" == "ata" ]]; then
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echo -e "\033[0;31minstalling the tool `dmidecode` is suggested; otherwise the script cannot detect your device and adjust the hctl/ata_map\033[0m"
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fi
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declare -A devices
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# set monitor SMART information to true by default if not running unRAID
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if [[ -f /etc/unraid-version ]]; then
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CHECK_SMART=false
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else
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CHECK_SMART=${CHECK_SMART:=true}
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fi
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# polling rate for smartctl. 360 seconds by default
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CHECK_SMART_INTERVAL=${CHECK_SMART_INTERVAL:=360}
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# refresh interval from disk leds
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LED_REFRESH_INTERVAL=${LED_REFRESH_INTERVAL:=0.1}
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# whether to check zpool health
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CHECK_ZPOOL=${CHECK_ZPOOL:=false}
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# polling rate for checking zpool health. 5 seconds by default
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CHECK_ZPOOL_INTERVAL=${CHECK_ZPOOL_INTERVAL:=5}
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# polling rate for checking disk online. 5 seconds by default
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CHECK_DISK_ONLINE_INTERVAL=${CHECK_DISK_ONLINE_INTERVAL:=5}
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COLOR_DISK_HEALTH=${COLOR_DISK_HEALTH:="255 255 255"}
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COLOR_DISK_UNAVAIL=${COLOR_DISK_UNAVAIL:="255 0 0"}
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COLOR_ZPOOL_FAIL=${COLOR_ZPOOL_FAIL:="255 0 0"}
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COLOR_SMART_FAIL=${COLOR_SMART_FAIL:="255 0 0"}
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BRIGHTNESS_DISK_LEDS=${BRIGHTNESS_DISK_LEDS:="255"}
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{ lsmod | grep ledtrig_oneshot > /dev/null; } || { modprobe -v ledtrig_oneshot && sleep 2; }
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function disk_enumerating_string() {
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if [[ $MAPPING_METHOD == ata ]]; then
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ls -ahl /sys/block | sed 's/\/$//' | awk '{
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if (match($0, /ata[0-9]+/)) {
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ata = substr($0, RSTART, RLENGTH);
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if (match($0, /[^\/]+$/)) {
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basename = substr($0, RSTART, RLENGTH);
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print basename, ata;
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}
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}
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}'
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elif [[ $MAPPING_METHOD == hctl || $MAPPING_METHOD == serial ]]; then
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lsblk -S -o name,${MAPPING_METHOD},tran | grep sata
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else
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echo Unsupported mapping method: ${MAPPING_METHOD}
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exit 1
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fi
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}
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echo Enumerating disks based on $MAPPING_METHOD...
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declare -A dev_map
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while read line
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do
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blk_line=($line)
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key=${blk_line[1]}
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val=${blk_line[0]}
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dev_map[${key}]=${val}
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echo $MAPPING_METHOD ${key} ">>" ${dev_map[${key}]}
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done <<< "$(disk_enumerating_string)"
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# initialize LEDs
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declare -A dev_to_led_map
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for i in "${!led_map[@]}"; do
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led=${led_map[i]}
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if [[ -d /sys/class/leds/$led ]]; then
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echo oneshot > /sys/class/leds/$led/trigger
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echo 1 > /sys/class/leds/$led/invert
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echo 100 > /sys/class/leds/$led/delay_on
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echo 100 > /sys/class/leds/$led/delay_off
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echo "$COLOR_DISK_HEALTH" > /sys/class/leds/$led/color
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echo "$BRIGHTNESS_DISK_LEDS" > /sys/class/leds/$led/brightness
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# find corresponding device
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_tmp_str=${MAPPING_METHOD}_map[@]
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_tmp_arr=(${!_tmp_str})
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if [[ -v "dev_map[${_tmp_arr[i]}]" ]]; then
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dev=${dev_map[${_tmp_arr[i]}]}
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if [[ -f /sys/class/block/${dev}/stat ]]; then
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devices[$led]=${dev}
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dev_to_led_map[$dev]=$led
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else
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# turn off the led if no disk installed on this slot
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echo 0 > /sys/class/leds/$led/brightness
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echo none > /sys/class/leds/$led/trigger
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fi
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else
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# turn off the led if no disk installed on this slot
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echo 0 > /sys/class/leds/$led/brightness
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echo none > /sys/class/leds/$led/trigger
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fi
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fi
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done
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# construct zpool device mapping
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declare -A zpool_ledmap
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if [ "$CHECK_ZPOOL" = true ]; then
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echo Enumerating zpool devices...
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while read line
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do
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zpool_dev_line=($line)
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zpool_dev_name=${zpool_dev_line[0]}
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zpool_scsi_dev_name="unknown"
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# zpool_dev_state=${zpool_dev_line[1]}
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case "$zpool_dev_name" in
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sd*)
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# remove the trailing partition number
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zpool_scsi_dev_name=$(echo $zpool_dev_name | sed 's/[0-9]*$//')
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;;
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dm*)
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# find the underlying block device of the encrypted device
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dm_slaves=($(ls /sys/block/${zpool_dev_name}/slaves))
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zpool_scsi_dev_name=${dm_slaves[0]}
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;;
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*)
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echo Unsupported zpool device type ${zpool_dev_name}.
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;;
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esac
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# if the detected scsi device can be found in the mapping array
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#echo zpool $zpool_dev_name ">>" $zpool_scsi_dev_name ">>" ${dev_to_led_map[${zpool_scsi_dev_name}]}
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if [[ -v "dev_to_led_map[${zpool_scsi_dev_name}]" ]]; then
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zpool_ledmap[$zpool_dev_name]=${dev_to_led_map[${zpool_scsi_dev_name}]}
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echo "zpool device" $zpool_dev_name ">>" $zpool_scsi_dev_name ">> LED:"${zpool_ledmap[$zpool_dev_name]}
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fi
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done <<< "$(zpool status -L | egrep ^\\s*\(sd\|dm\))"
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function zpool_check_loop() {
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while true; do
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while read line
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do
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zpool_dev_line=($line)
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zpool_dev_name=${zpool_dev_line[0]}
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zpool_dev_state=${zpool_dev_line[1]}
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# TODO: do something if the pool is unhealthy?
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if [[ -v "zpool_ledmap[${zpool_dev_name}]" ]]; then
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led=${zpool_ledmap[$zpool_dev_name]}
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if [[ "$(cat /sys/class/leds/$led/color)" != "$COLOR_DISK_HEALTH" ]]; then
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continue;
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fi
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if [[ "${zpool_dev_state}" != "ONLINE" ]]; then
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echo "$COLOR_ZPOOL_FAIL" > /sys/class/leds/$led/color
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echo Disk failure detected on /dev/$dev at $(date +%Y-%m-%d' '%H:%M:%S)
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fi
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# ==== To recover from an error, you should restart the script ====
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## case "${zpool_dev_state}" in
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## ONLINE)
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## # echo "$COLOR_DISK_HEALTH" > /sys/class/leds/$led/color
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## ;;
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## *)
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## echo "255 0 0" > /sys/class/leds/$led/color
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## ;;
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## esac
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fi
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done <<< "$(zpool status -L | egrep ^\\s*\(sd\|dm\))"
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sleep ${CHECK_ZPOOL_INTERVAL}s
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done
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}
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zpool_check_loop &
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zpool_check_pid=$!
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fi
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# check disk health if enabled
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if [ "$CHECK_SMART" = true ]; then
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(
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while true; do
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for led in "${!devices[@]}"; do
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if [[ "$(cat /sys/class/leds/$led/color)" != "$COLOR_DISK_HEALTH" ]]; then
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continue;
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fi
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dev=${devices[$led]}
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if [[ -z $(smartctl -H /dev/${dev} | grep PASSED) ]]; then
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echo "$COLOR_SMART_FAIL" > /sys/class/leds/$led/color
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echo Disk failure detected on /dev/$dev at $(date +%Y-%m-%d' '%H:%M:%S)
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continue
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fi
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done
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sleep ${CHECK_SMART_INTERVAL}s
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done
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) &
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smart_check_pid=$!
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fi
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# check disk online status
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(
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while true; do
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for led in "${!devices[@]}"; do
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dev=${devices[$led]}
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if [[ "$(cat /sys/class/leds/$led/color)" != "$COLOR_DISK_HEALTH" ]]; then
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continue;
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fi
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if [[ ! -f /sys/class/block/${dev}/stat ]]; then
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echo "$COLOR_DISK_UNAVAIL" > /sys/class/leds/$led/color 2>/dev/null
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echo Disk /dev/$dev went offline at $(date +%Y-%m-%d' '%H:%M:%S)
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continue
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fi
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done
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sleep ${CHECK_DISK_ONLINE_INTERVAL}s
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done
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) &
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disk_online_check_pid=$!
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# monitor disk activities
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declare -A diskio_data_rw
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while true; do
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for led in "${!devices[@]}"; do
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# if $dev does not exist, diskio_new_rw="", which will be safe
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diskio_new_rw="$(cat /sys/block/${devices[$led]}/stat 2>/dev/null)"
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if [ "${diskio_data_rw[$led]}" != "${diskio_new_rw}" ]; then
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echo 1 > /sys/class/leds/$led/shot
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fi
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diskio_data_rw[$led]=$diskio_new_rw
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done
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sleep ${LED_REFRESH_INTERVAL}s
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done
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