shark-files/usr/bin/LED

267 lines
7.1 KiB
Bash
Executable File

#!/bin/bash
RED_LED="/sys/class/leds/led_red/brightness"
GREEN_LED="/sys/class/leds/led_green/brightness"
BLUE_LED="/sys/class/leds/led_blue/brightness"
colors=(0 0 0)
pattern=(1 0 0 0 0 0)
function convert() {
if [ "${1}" -lt 20 ]; then
echo 0.02
else
echo "${1}" 1000 | awk '{ print $1/$2 }'
fi
}
function parse_color() {
case $1 in
"R")
colors=(1 0 0)
;;
"G")
colors=(0 1 0)
;;
"B")
colors=(0 0 1)
;;
"Y")
colors=(1 1 0)
;;
"C")
colors=(0 1 1)
;;
"M")
colors=(1 0 1)
;;
"W")
colors=(1 1 1)
;;
*)
return 1
;;
esac
}
function parse_pattern() {
local INVERTED="0"
[[ "$(echo ${1} | head -c1)" == "I" ]] && {
INVERTED="1"
}
case $1 in
"SLOW")
pattern=(0 0 1 $(convert 1000) $(convert 1000) 1)
;;
"FAST")
pattern=(0 0 1 $(convert 100) $(convert 100) 1)
;;
"VERYFAST")
pattern=(0 0 1 $(convert 10) $(convert 10) 1)
;;
"ISINGLE" | "SINGLE")
pattern=(0 $INVERTED 1 $(convert 100) $(convert 1000) 1)
;;
"IDOUBLE" | "DOUBLE")
pattern=(0 $INVERTED 2 $(convert 100) $(convert 1000) 1)
;;
"ITRIPLE" | "TRIPLE")
pattern=(0 $INVERTED 3 $(convert 100) $(convert 1000) 1)
;;
"IQUAD" | "QUAD")
pattern=(0 $INVERTED 4 $(convert 100) $(convert 1000) 1)
;;
"IQUIN" | "QUIN")
pattern=(0 $INVERTED 5 $(convert 100) $(convert 1000) 1)
;;
"SUCCESS")
pattern=(0 0 1 $(convert 10) $(convert 10) 0)
;;
*)
[[ $1 =~ ^-?[0-9]+$ ]] && pattern=(0 0 1 $(convert $1) $(convert $1) 1) || pattern=(1 0 0 0 0 0)
;;
esac
return 0
}
function parse_state() {
local STATENUM="1"
[[ $1 =~ ^[A-Z]+[1-5]$ ]] && {
STATENUM="${1: -1}"
}
case $1 in
"LINKSETUP")
parse_color "M"
parse_pattern "SLOW"
;;
"SETUP")
parse_color "M"
parse_pattern "SOLID"
;;
"FAIL" | FAIL[1-3])
parse_color "R"
parse_pattern "SLOW"
pattern[3]=$(convert "$(echo -n 1000 | head -c $((5-STATENUM)))")
;;
"ATTACK" | STAGE[1-5])
parse_color "Y"
parse_pattern "SINGLE"
pattern[2]=$STATENUM
;;
"SPECIAL" | SPECIAL[1-5])
parse_color "C"
parse_pattern "ISINGLE"
pattern[2]=$STATENUM
;;
"CLEANUP")
parse_color "W"
parse_pattern "FAST"
;;
"FINISH")
parse_color "G"
parse_pattern "SUCCESS"
;;
"OFF")
;;
*)
return 1
;;
esac
return 0
}
function clear_led() {
echo 0 > $RED_LED 2>&1
echo 0 > $GREEN_LED 2>&1
echo 0 > $BLUE_LED 2>&1
}
function light_led() {
echo "${colors[0]}" > $RED_LED 2>&1
echo "${colors[1]}" > $GREEN_LED 2>&1
echo "${colors[2]}" > $BLUE_LED 2>&1
}
function blink_loop() {
local sc=1
until [[ "$sc" == "10" ]]; do
for i in $(seq 1 ${pattern[2]}); do
if [ "${pattern[1]}" == "0" ];then
light_led
else
clear_led
fi
sleep "${pattern[3]}"
if [ "${pattern[1]}" == "0" ];then
clear_led
else
light_led
fi
sleep "${pattern[3]}"
done
sleep "${pattern[4]}"
[[ "${pattern[5]}" == "0" ]] && sc=$((sc+1))
done
[[ "${pattern[5]}" == "0" ]] && light_led
}
function run_led() {
parse_state "${1}" || {
parse_color "${1}" || return 1
[[ "$#" == "2" ]] && parse_pattern "${2}"
}
if [ "${pattern[0]}" == "1" ];then
light_led &
return 0
else
blink_loop &
return 0
fi
return 1
}
function show_usage() {
cat << EOF
Usage: LED [COLOR] [PATTERN] or LED [STATE]
COLORS:
R Red
G Green
B Blue
Y, R G Yellow (Commonly known as Amber)
C, G B Cyan (Commonly known as Light Blue)
M, R B Magenta (Commonly known as Violet or Purple)
W, R G B White (Combination of R + G + B)
PATTERNS:
SOLID *Default. No blink. Used if pattern argument is omitted
SLOW Symmetric 1000ms ON, 1000ms OFF, repeating
FAST Symmetric 100ms ON, 100ms OFF, repeating
VERYFAST Symmetric 10ms ON, 10ms OFF, repeating
SINGLE 1 100ms blink(s) ON followed by 1 second OFF, repeating
DOUBLE 2 100ms blink(s) ON followed by 1 second OFF, repeating
TRIPLE 3 100ms blink(s) ON followed by 1 second OFF, repeating
QUAD 4 100ms blink(s) ON followed by 1 second OFF, repeating
QUIN 5 100ms blink(s) ON followed by 1 second OFF, repeating
ISINGLE 1 100ms blink(s) OFF followed by 1 second ON, repeating
IDOUBLE 2 100ms blink(s) OFF followed by 1 second ON, repeating
ITRIPLE 3 100ms blink(s) OFF followed by 1 second ON, repeating
IQUAD 4 100ms blink(s) OFF followed by 1 second ON, repeating
IQUIN 5 100ms blink(s) OFF followed by 1 second ON, repeating
SUCCESS 1000ms VERYFAST blink followed by SOLID
# Custom value in ms for continuous symmetric blinking
STATES:
In addition to the combinations of COLORS and PATTERNS listed above,
these standardized LED STATES may be used to indicate payload status:
SETUP M SOLID Magenta solid
FAIL R SLOW Red slow blink
FAIL1 R SLOW Red slow blink
FAIL2 R FAST Red fast blink
FAIL3 R VERYFAST Red very fast blink
ATTACK Y SINGLE Yellow single blink
STAGE1 Y SINGLE Yellow single blink
STAGE2 Y DOUBLE Yellow double blink
STAGE3 Y TRIPLE Yellow triple blink
STAGE4 Y QUAD Yellow quadruple blink
STAGE5 Y QUIN Yellow quintuple blink
SPECIAL C ISINGLE Cyan inverted single blink
SPECIAL1 C ISINGLE Cyan inverted single blink
SPECIAL2 C IDOUBLE Cyan inverted double blink
SPECIAL3 C ITRIPLE Cyan inverted triple blink
SPECIAL4 C IQUAD Cyan inverted quadruple blink
SPECIAL5 C IQUIN Cyan inverted quintuple blink
CLEANUP W FAST White fast blink
FINISH G SUCCESS Green very fast blink followed by SOLID
OFF Turns the LED off
Examples:
LED Y SINGLE
LED M 500
LED SETUP
EOF
}
#so pgrep/pkill exclude their own pid, but not their parent
#the parent is this script, which we don't want to kill
if pgrep -f LED | grep -qvE "$$|${PPID}"; then
kill "$(pgrep -f LED | grep -vE "$$|${PPID}" | tr '\n' ' ')" > /dev/null 2>&1
fi
if pgrep -f DO_A_BARREL_ROLL | grep -qvE "$$|${PPID}"; then
kill "$(pgrep -f DO_A_BARREL_ROLL | grep -vE "$$|${PPID}" | tr '\n' ' ')" > /dev/null 2>&1
fi
run_led "$@" || show_usage