You've already forked UGREEN-NAS
88 lines
2.3 KiB
Bash
Executable File
88 lines
2.3 KiB
Bash
Executable File
#!/usr/bin/bash
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###
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#
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# Options Section
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#
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###
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set -e
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set -u
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set -o pipefail
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###
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#
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# Variables Section
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#
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###
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if [[ -f '/etc/ugreen-nas.conf' ]]; then
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source '/etc/ugreen-nas.conf'
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fi
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NET_DEVICE="${1}"
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NET_SPEED_MIN=${NET_SPEED_MIN:='0'}
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NET_SPEED_MAX=${NET_SPEED_MAX:='10000'}
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NET_LED_COLOR_SPEED_MIN=${NET_LED_COLOR_SPEED_MIN:='255 0 0'}
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NET_LED_COLOR_SPEED_MAX=${NET_LED_COLOR_SPEED_MAX:='0 255 0'}
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###
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#
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# Function Section
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#
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###
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function load_module () {
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local MODULE
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MODULE="${1}"
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if ! /usr/sbin/lsmod | /usr/bin/grep --quiet "${MODULE}"; then
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/usr/sbin/modprobe "${MODULE}"
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fi
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}
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function set_net_led_color () {
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local IFS
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NET_SPEED=$(/usr/bin/cat "/sys/class/net/${NET_DEVICE}/speed")
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NET_SPEED_PERCENTAGE=$(/usr/bin/bc --mathlib <<< "(${NET_SPEED} - ${NET_SPEED_MIN}) / (${NET_SPEED_MAX} - ${NET_SPEED_MIN})")
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IFS=' '
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read -r RGB_RED_MIN RGB_GREEN_MIN RGB_BLUE_MIN <<< "${NET_LED_COLOR_SPEED_MIN}"
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read -r RGB_RED_MAX RGB_GREEN_MAX RGB_BLUE_MAX <<< "${NET_LED_COLOR_SPEED_MAX}"
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RGB_RED=$(/usr/bin/bc --mathlib <<< "scale=0; ${RGB_RED_MIN} + ${NET_SPEED_PERCENTAGE} * (${RGB_RED_MAX} - ${RGB_RED_MIN})/1")
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RGB_GREEN=$(/usr/bin/bc --mathlib <<< "scale=0; ${RGB_GREEN_MIN} + ${NET_SPEED_PERCENTAGE} * (${RGB_GREEN_MAX} - ${RGB_GREEN_MIN})/1")
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RGB_BLUE=$(/usr/bin/bc --mathlib <<< "scale=0; ${RGB_BLUE_MIN} + ${NET_SPEED_PERCENTAGE} * (${RGB_BLUE_MAX} - ${RGB_BLUE_MIN})/1")
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/usr/bin/echo "${RGB_RED} ${RGB_GREEN} ${RGB_BLUE}" > '/sys/class/leds/netdev/color'
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}
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###
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#
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# Runtime Environment
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#
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###
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load_module 'ledtrig_netdev'
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/usr/bin/echo 'netdev' > '/sys/class/leds/netdev/trigger'
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/usr/bin/echo "${NET_DEVICE}" > '/sys/class/leds/netdev/device_name'
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/usr/bin/echo '1' > '/sys/class/leds/netdev/link'
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if [[ "${NET_LED_TX_RX}" == 'true' ]]; then
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/usr/bin/echo '1' > '/sys/class/leds/netdev/tx'
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/usr/bin/echo '1' > '/sys/class/leds/netdev/rx'
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fi
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/usr/bin/echo '250' > '/sys/class/leds/netdev/interval'
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/usr/bin/echo '255 255 255' > '/sys/class/leds/netdev/color'
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/usr/bin/echo "${NET_LED_BRIGHTNESS}" > '/sys/class/leds/netdev/brightness'
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while true; do
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GATEWAY=$(/usr/bin/ip route | /usr/bin/mawk '/default/ { print $3 }')
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if /usr/bin/ping -q -c '1' -W '1' "${GATEWAY}" &> '/dev/null'; then
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set_net_led_color
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else
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/usr/bin/echo '255 0 0' > '/sys/class/leds/netdev/color'
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fi
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/usr/bin/sleep '1m'
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done
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