pi-hole/advanced/Scripts/chronometer.sh

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#!/usr/bin/env bash
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# Pi-hole: A black hole for Internet advertisements
# (c) 2015, 2016 by Jacob Salmela
# Network-wide ad blocking via your Raspberry Pi
# http://pi-hole.net
# Calculates stats and displays to an LCD
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#
# Pi-hole is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 2 of the License, or
# (at your option) any later version.
#Functions##############################################################################################################
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#move to pihole
statsUpdateJSON() {
if [[ -z "${AdminLink}" ]] ; then
AdminLink="http://127.0.0.1/admin"
fi
local x=$(curl -s ${AdminLink}/api.php?summaryRaw)
#check if json is valid
if echo "${x}" | python -m json.tool > /dev/null ; then
echo "${x}"
else
echo "Error"
fi
}
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#move to pihole
statsBlockedDomains() {
if [[ -z "${json}" ]] ; then
json=$(statsUpdateJSON)
fi
if [[ "${json}" != "Error" ]] ; then
local x=$(echo "${json}" | python -c "import sys, json; print json.load(sys.stdin)['domains_being_blocked']")
echo ${x}
else
echo "Error"
fi
}
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#move to pihole
statsQueriesToday() {
if [[ -z "${json}" ]] ; then
json=$(statsUpdateJSON)
fi
if [[ "${json}" != "Error" ]] ; then
local x=$(echo "${json}" | python -c "import sys, json; print json.load(sys.stdin)['dns_queries_today']")
echo ${x}
else
echo "Error"
fi
}
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#move to pihole
statsBlockedToday() {
if [[ -z "${json}" ]] ; then
json=$(statsUpdateJSON)
fi
if [[ "${json}" != "Error" ]] ; then
local x=$(echo "${json}" | python -c "import sys, json; print json.load(sys.stdin)['ads_blocked_today']")
echo ${x}
else
echo "Error"
fi
}
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#move to pihole
statsPercentBlockedToday() {
if [[ -z "${json}" ]] ; then
json=$(statsUpdateJSON)
fi
if [[ "${json}" != "Error" ]] ; then
local x=$(echo "${json}" | python -c "import sys, json; print round(float(json.load(sys.stdin)['ads_percentage_today']), 2)")
echo ${x}
else
echo "Error"
fi
}
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#start script
setupVars="/etc/pihole/setupVars.conf"
if [[ -f "${setupVars}" ]] ; then
. "${setupVars}"
else
echo "::: WARNING: /etc/pihole/setupVars.conf missing. Possible installation failure."
echo "::: Please run 'pihole -r', and choose the 'reconfigure' option to reconfigure."
exit 1
fi
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IPv4_address=${IPv4_address%/*}
center(){
cols=$(tput cols)
length=${#1}
center=$(expr $cols / 2)
halfstring=$(expr $length / 2 )
pad=$(expr $center + $halfstring)
printf "%${pad}s\n" "$1"
}
normalChrono() {
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for (( ; ; ))
do
## prepare all lines before clear to remove flashing
json=$(statsUpdateJSON)
load=$(uptime | cut -d' ' -f11-)
uptime=$(uptime | awk -F'( |,|:)+' '{if ($7=="min") m=$6; else {if ($7~/^day/) {d=$6;h=$8;m=$9} else {h=$6;m=$7}}} {print d+0,"days,",h+0,"hours,",m+0,"minutes."}')
list=$(statsBlockedDomains)
hits=$(statsQueriesToday)
blocked=$(statsBlockedToday)
percent=$(statsPercentBlockedToday)
#for moving functions to pihole
# list=$(pihole stats list)
# hits=$(pihole stats hits)
# blocked=$(pihole stats blocked)
# percent=$(pihole stats percent)
clear
# Displays a colorful Pi-hole logo
echo " ___ _ _ _"
echo "| _ (_)___| |_ ___| |___"
echo "| _/ |___| ' \/ _ \ / -_)"
echo "|_| |_| |_||_\___/_\___|"
echo ""
center ${IPv4_address}
center ${IPv6_address}
echo "${load}"
echo "${uptime}"
echo "-------------------------------"
echo "Blocking: ${list}"
echo "Queries: ${hits}"
echo "Pi-holed: ${blocked} (${percent})%"
sleep 5
done
}
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function displayHelp(){
echo "::: Displays stats about your piHole!"
echo ":::"
echo "::: Usage: sudo pihole -c [optional:-j]"
echo "::: Note: If no option is passed, then stats are displayed on screen, updated every 5 seconds"
echo ":::"
echo "::: Options:"
echo "::: -j, --json output stats as JSON formatted string"
echo "::: -h, --help display this help text"
exit 1
}
if [[ $# = 0 ]]; then
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normalChrono
fi
for var in "$@"
do
case "$var" in
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"-j" | "--json" ) statsUpdateJSON;;
"-h" | "--help" ) displayHelp;;
* ) exit 1;;
esac
done