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padd.sh
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#!/usr/bin/env bash
# shellcheck disable=SC2034
# shellcheck disable=SC1091
# shellcheck disable=SC2154
# PADD
#
# A more advanced version of the chronometer provided with Pihole
# SETS LOCALE
# Issue 5: https://github.com/jpmck/PADD/issues/5
# Updated to en_US to support
# export LC_ALL=en_US.UTF-8 > /dev/null 2>&1 || export LC_ALL=en_GB.UTF-8 > /dev/null 2>&1 || export LC_ALL=C.UTF-8 > /dev/null 2>&1
LC_ALL=C
LC_NUMERIC=C
############################################ VARIABLES #############################################
# VERSION
padd_version="v3.3.1"
# DATE
today=$(date +%Y%m%d)
# CORES
declare -i core_count=1
core_count=$(cat /sys/devices/system/cpu/kernel_max 2> /dev/null)+1
# COLORS
black_text=$(tput setaf 0) # Black
red_text=$(tput setaf 1) # Red
green_text=$(tput setaf 2) # Green
yellow_text=$(tput setaf 3) # Yellow
blue_text=$(tput setaf 4) # Blue
magenta_text=$(tput setaf 5) # Magenta
cyan_text=$(tput setaf 6) # Cyan
white_text=$(tput setaf 7) # White
reset_text=$(tput sgr0) # Reset to default color
# STYLES
bold_text=$(tput bold)
blinking_text=$(tput blink)
dim_text=$(tput dim)
# CHECK BOXES
check_box_good="[${green_text}✓${reset_text}]" # Good
check_box_bad="[${red_text}✗${reset_text}]" # Bad
check_box_question="[${yellow_text}?${reset_text}]" # Question / ?
check_box_info="[${yellow_text}i${reset_text}]" # Info / i
# PICO STATUSES
pico_status_ok="${check_box_good} Sys. OK"
pico_status_update="${check_box_info} Update"
pico_status_hot="${check_box_bad} Sys. Hot!"
pico_status_off="${check_box_bad} Offline"
pico_status_ftl_down="${check_box_info} FTL Down"
pico_status_dns_down="${check_box_bad} DNS Down"
pico_status_unknown="${check_box_question} Stat. Unk."
# MINI STATUS
mini_status_ok="${check_box_good} System OK"
mini_status_update="${check_box_info} Update avail."
mini_status_hot="${check_box_bad} System is hot!"
mini_status_off="${check_box_bad} Pi-hole off!"
mini_status_ftl_down="${check_box_info} FTL down!"
mini_status_dns_down="${check_box_bad} DNS off!"
mini_status_unknown="${check_box_question} Status unknown"
# REGULAR STATUS
full_status_ok="${check_box_good} System is healthy."
full_status_update="${check_box_info} Updates are available."
full_status_hot="${check_box_bad} System is hot!"
full_status_off="${check_box_bad} Pi-hole is offline"
full_status_ftl_down="${check_box_info} FTL is down!"
full_status_dns_down="${check_box_bad} DNS is off!"
full_status_unknown="${check_box_question} Status unknown!"
# MEGA STATUS
mega_status_ok="${check_box_good} Your system is healthy."
mega_status_update="${check_box_info} Updates are available."
mega_status_hot="${check_box_bad} Your system is hot!"
mega_status_off="${check_box_bad} Pi-hole is off-line."
mega_status_ftl_down="${check_box_info} FTLDNS service is not running."
mega_status_dns_down="${check_box_bad} Pi-hole's DNS server is off!"
mega_status_unknown="${check_box_question} Unable to determine Pi-hole status."
# TINY STATUS
tiny_status_ok="${check_box_good} System is healthy."
tiny_status_update="${check_box_info} Updates are available."
tiny_status_hot="${check_box_bad} System is hot!"
tiny_status_off="${check_box_bad} Pi-hole is offline"
tiny_status_ftl_down="${check_box_info} FTL is down!"
tiny_status_dns_down="${check_box_bad} DNS is off!"
tiny_status_unknown="${check_box_question} Status unknown!"
# Text only "logos"
padd_text="${green_text}${bold_text}PADD${reset_text}"
padd_text_retro="${bold_text}${red_text}P${yellow_text}A${green_text}D${blue_text}D${reset_text}${reset_text}"
mini_text_retro="${dim_text}${cyan_text}m${magenta_text}i${red_text}n${yellow_text}i${reset_text}"
# PADD logos - regular and retro
padd_logo_1="${bold_text}${green_text} __ __ __ ${reset_text}"
padd_logo_2="${bold_text}${green_text}|__) /\\ | \\| \\ ${reset_text}"
padd_logo_3="${bold_text}${green_text}| /--\\|__/|__/ ${reset_text}"
padd_logo_retro_1="${bold_text} ${yellow_text}_${green_text}_ ${blue_text}_${magenta_text}_ ${yellow_text}_${green_text}_ ${reset_text}"
padd_logo_retro_2="${bold_text}${yellow_text}|${green_text}_${blue_text}_${cyan_text}) ${red_text}/${yellow_text}\\ ${blue_text}| ${red_text}\\${yellow_text}| ${cyan_text}\\ ${reset_text}"
padd_logo_retro_3="${bold_text}${green_text}| ${red_text}/${yellow_text}-${green_text}-${blue_text}\\${cyan_text}|${magenta_text}_${red_text}_${yellow_text}/${green_text}|${blue_text}_${cyan_text}_${magenta_text}/ ${reset_text}"
# old script Pi-hole logos - regular and retro
pihole_logo_script_1="${bold_text}${green_text}.-.. . . ${reset_text}"
pihole_logo_script_2="${bold_text}${green_text}|-'. - |-. .-.| .-, ${reset_text}"
pihole_logo_script_3="${bold_text}${green_text}' ' ' '-\`-''-\`'- ${reset_text}"
pihole_logo_script_retro_1="${red_text}.${yellow_text}-${green_text}.${blue_text}. ${green_text}. ${magenta_text}. ${reset_text}"
pihole_logo_script_retro_2="${yellow_text}|${green_text}-${blue_text}'${magenta_text}. ${yellow_text}- ${blue_text}|${magenta_text}-${red_text}. ${green_text}.${blue_text}-${magenta_text}.${red_text}| ${green_text}.${blue_text}-${magenta_text}, ${reset_text}"
pihole_logo_script_retro_3="${green_text}' ${red_text}' ${magenta_text}' ${yellow_text}'${green_text}-${blue_text}\`${magenta_text}-${red_text}'${yellow_text}'${green_text}-${blue_text}\`${magenta_text}'${red_text}- ${reset_text}"
############################################# GETTERS ##############################################
GetFTLData() {
# Get FTL port number
ftl_port=$(cat /var/run/pihole-FTL.port)
# Did we find a port for FTL?
if [[ -n "$ftl_port" ]]; then
# Open connection to FTL
exec 3<>"/dev/tcp/localhost/$ftl_port"
# Test if connection is open
if { "true" >&3; } 2> /dev/null; then
# Send command to FTL
echo -e ">$1" >&3
# Read input
read -r -t 1 LINE <&3
until [ ! $? ] || [[ "$LINE" == *"EOM"* ]]; do
echo "$LINE" >&1
read -r -t 1 LINE <&3
done
# Close connection
exec 3>&-
exec 3<&-
fi
# We didn't...?
else
echo "0"
fi
}
GetSummaryInformation() {
local summary
local cache_summary
summary=$(GetFTLData "stats")
cache_info=$(GetFTLData "cacheinfo")
clients=$(grep "unique_clients" <<< "${summary}" | grep -Eo "[0-9]+$")
domains_being_blocked_raw=$(grep "domains_being_blocked" <<< "${summary}" | grep -Eo "[0-9]+$")
domains_being_blocked=$(printf "%'.f" "${domains_being_blocked_raw}")
dns_queries_today_raw=$(grep "dns_queries_today" <<< "$summary" | grep -Eo "[0-9]+$")
dns_queries_today=$(printf "%'.f" "${dns_queries_today_raw}")
ads_blocked_today_raw=$(grep "ads_blocked_today" <<< "$summary" | grep -Eo "[0-9]+$")
ads_blocked_today=$(printf "%'.f" "${ads_blocked_today_raw}")
ads_percentage_today_raw=$(grep "ads_percentage_today" <<< "$summary" | grep -Eo "[0-9.]+$")
ads_percentage_today=$(printf "%'.1f" "${ads_percentage_today_raw}")
cache_size=$(grep "cache-size" <<< "$cache_info" | grep -Eo "[0-9.]+$")
cache_deletes=$(grep "cache-live-freed" <<< "$cache_info" | grep -Eo "[0-9.]+$")
cache_inserts=$(grep "cache-inserted" <<< "$cache_info" | grep -Eo "[0-9.]+$")
latest_blocked=$(GetFTLData recentBlocked)
top_blocked=$(GetFTLData "top-ads (1)" | awk '{print $3}')
top_domain=$(GetFTLData "top-domains (1)" | awk '{print $3}')
read -r -a top_client_raw <<< "$(GetFTLData "top-clients (1)")"
if [[ "${top_client_raw[3]}" ]]; then
top_client="${top_client_raw[3]}"
else
top_client="${top_client_raw[2]}"
fi
if [ "$1" = "pico" ] || [ "$1" = "nano" ] || [ "$1" = "micro" ]; then
ads_blocked_bar=$(BarGenerator "$ads_percentage_today" 10 "color")
elif [ "$1" = "mini" ]; then
ads_blocked_bar=$(BarGenerator "$ads_percentage_today" 20 "color")
if [ ${#latest_blocked} -gt 30 ]; then
latest_blocked=$(echo "$latest_blocked" | cut -c1-27)"..."
fi
if [ ${#top_blocked} -gt 30 ]; then
top_blocked=$(echo "$top_blocked" | cut -c1-27)"..."
fi
elif [ "$1" = "tiny" ]; then
ads_blocked_bar=$(BarGenerator "$ads_percentage_today" 30 "color")
if [ ${#latest_blocked} -gt 39 ]; then
latest_blocked=$(echo "$latest_blocked" | cut -c1-39)"..."
fi
if [ ${#top_blocked} -gt 39 ]; then
top_blocked=$(echo "$top_blocked" | cut -c1-39)"..."
fi
elif [[ "$1" = "regular" || "$1" = "slim" ]]; then
ads_blocked_bar=$(BarGenerator "$ads_percentage_today" 40 "color")
else
ads_blocked_bar=$(BarGenerator "$ads_percentage_today" 30 "color")
fi
}
GetSystemInformation() {
# System uptime
if [ "$1" = "pico" ] || [ "$1" = "nano" ] || [ "$1" = "micro" ]; then
system_uptime=$(uptime | awk -F'( |,|:)+' '{if ($7=="min") m=$6; else {if ($7~/^day/){if ($9=="min") {d=$6;m=$8} else {d=$6;h=$8;m=$9}} else {h=$6;m=$7}}} {print d+0,"days,",h+0,"hours"}')
else
system_uptime=$(uptime | awk -F'( |,|:)+' '{if ($7=="min") m=$6; else {if ($7~/^day/){if ($9=="min") {d=$6;m=$8} else {d=$6;h=$8;m=$9}} else {h=$6;m=$7}}} {print d+0,"days,",h+0,"hours,",m+0,"minutes"}')
fi
# CPU temperature
if [ -f /sys/class/thermal/thermal_zone0/temp ]; then
cpu=$(</sys/class/thermal/thermal_zone0/temp)
else
cpu=0
fi
# Convert CPU temperature to correct unit
if [ "${TEMPERATUREUNIT}" == "F" ]; then
temperature="$(printf %.1f "$(echo "${cpu}" | awk '{print $1 * 9 / 5000 + 32}')")°F"
elif [ "${TEMPERATUREUNIT}" == "K" ]; then
temperature="$(printf %.1f "$(echo "${cpu}" | awk '{print $1 / 1000 + 273.15}')")°K"
# Addresses Issue 1: https://github.com/jpmck/PAD/issues/1
else
temperature="$(printf %.1f "$(echo "${cpu}" | awk '{print $1 / 1000}')")°C"
fi
# CPU load, heatmap
read -r -a cpu_load < /proc/loadavg
cpu_load_1_heatmap=$(HeatmapGenerator "${cpu_load[0]}" "${core_count}")
cpu_load_5_heatmap=$(HeatmapGenerator "${cpu_load[1]}" "${core_count}")
cpu_load_15_heatmap=$(HeatmapGenerator "${cpu_load[2]}" "${core_count}")
cpu_percent=$(printf %.1f "$(echo "${cpu_load[0]} ${core_count}" | awk '{print ($1 / $2) * 100}')")
# CPU temperature heatmap
# If we're getting close to 85°C... (https://www.raspberrypi.org/blog/introducing-turbo-mode-up-to-50-more-performance-for-free/)
if [ ${cpu} -gt 80000 ]; then
temp_heatmap=${blinking_text}${red_text}
pico_status="${pico_status_hot}"
mini_status_="${mini_status_hot} ${blinking_text}${red_text}${temperature}${reset_text}"
full_status_="${full_status_hot} ${blinking_text}${red_text}${temperature}${reset_text}"
mega_status="${mega_status_hot} ${blinking_text}${red_text}${temperature}${reset_text}"
elif [ ${cpu} -gt 70000 ]; then
temp_heatmap=${magenta_text}
elif [ ${cpu} -gt 60000 ]; then
temp_heatmap=${blue_text}
else
temp_heatmap=${cyan_text}
fi
# Memory use, heatmap and bar
memory_percent=$(awk '/MemTotal:/{total=$2} /MemFree:/{free=$2} /Buffers:/{buffers=$2} /^Cached:/{cached=$2} END {printf "%.1f", (total-free-buffers-cached)*100/total}' '/proc/meminfo')
memory_heatmap=$(HeatmapGenerator "${memory_percent}")
# Bar generations
if [ "$1" = "mini" ]; then
cpu_bar=$(BarGenerator "${cpu_percent}" 20)
memory_bar=$(BarGenerator "${memory_percent}" 20)
elif [ "$1" = "tiny" ]; then
cpu_bar=$(BarGenerator "${cpu_percent}" 8)
memory_bar=$(BarGenerator "${memory_percent}" 8)
else
cpu_bar=$(BarGenerator "${cpu_percent}" 10)
memory_bar=$(BarGenerator "${memory_percent}" 10)
fi
}
GetNetworkInformation() {
# Get pi IP address, hostname and gateway
pi_ip_address=$(ip addr | grep 'state UP' -A2 | tail -n1 | awk '{print $2}' | cut -f1 -d'/')
pi_hostname=$(hostname)
pi_gateway=$(ip r | grep 'default' | awk '{print $3}')
# does the Pi-hole have a domain set?
if [ -z ${PIHOLE_DOMAIN+x} ]; then
full_hostname=${pi_hostname}
else
count=${pi_hostname}"."${PIHOLE_DOMAIN}
count=${#count}
if [ "${count}" -lt "18" ]; then
full_hostname=${pi_hostname}"."${PIHOLE_DOMAIN}
else
full_hostname=${pi_hostname}
fi
fi
# Get the DNS count (from pihole -c)
dns_count="0"
[[ -n "${PIHOLE_DNS_1}" ]] && dns_count=$((dns_count+1))
[[ -n "${PIHOLE_DNS_2}" ]] && dns_count=$((dns_count+1))
[[ -n "${PIHOLE_DNS_3}" ]] && dns_count=$((dns_count+1))
[[ -n "${PIHOLE_DNS_4}" ]] && dns_count=$((dns_count+1))
[[ -n "${PIHOLE_DNS_5}" ]] && dns_count=$((dns_count+1))
[[ -n "${PIHOLE_DNS_6}" ]] && dns_count=$((dns_count+1))
[[ -n "${PIHOLE_DNS_7}" ]] && dns_count=$((dns_count+1))
[[ -n "${PIHOLE_DNS_8}" ]] && dns_count=$((dns_count+1))
[[ -n "${PIHOLE_DNS_9}" ]] && dns_count=$((dns_count+1))
# if there's only one DNS server
if [[ ${dns_count} -eq 1 ]]; then
if [[ "${PIHOLE_DNS_1}" == "127.0.0.1#5053" ]]; then
dns_information="1 server (Cloudflared)"
elif [[ "${PIHOLE_DNS_1}" == "${pi_gateway}#53" ]]; then
dns_information="1 server (gateway)"
else
dns_information="1 server"
fi
elif [[ ${dns_count} -gt 8 ]]; then
dns_information="8+ servers"
else
dns_information="${dns_count} servers"
fi
# Is Pi-Hole acting as the DHCP server?
if [[ "${DHCP_ACTIVE}" == "true" ]]; then
dhcp_status="Enabled"
dhcp_info=" Range: ${DHCP_START} - ${DHCP_END}"
dhcp_heatmap=${green_text}
dhcp_check_box=${check_box_good}
# Is DHCP handling IPv6?
if [[ "${DHCP_IPv6}" == "true" ]]; then
dhcp_ipv6_status="Enabled"
dhcp_ipv6_heatmap=${green_text}
dhcp_ipv6_check_box=${check_box_good}
else
dhcp_ipv6_status="Disabled"
dhcp_ipv6_heatmap=${red_text}
dhcp_ipv6_check_box=${check_box_bad}
fi
else
dhcp_status="Disabled"
dhcp_heatmap=${red_text}
dhcp_check_box=${check_box_bad}
# if the DHCP Router variable isn't set
# Issue 3: https://github.com/jpmck/PADD/issues/3
if [ -z ${DHCP_ROUTER+x} ]; then
DHCP_ROUTER=$(/sbin/ip route | awk '/default/ { printf "%s\t", $3 }')
fi
dhcp_info=" Router: ${DHCP_ROUTER}"
dhcp_heatmap=${red_text}
dhcp_check_box=${check_box_bad}
dhcp_ipv6_status="N/A"
dhcp_ipv6_heatmap=${yellow_text}
dhcp_ipv6_check_box=${check_box_question}
fi
# DNSSEC
if [[ "${DNSSEC}" == "true" ]]; then
dnssec_status="Enabled"
dnssec_heatmap=${green_text}
dnssec_check_box=${check_box_good}
else
dnssec_status="Disabled"
dnssec_heatmap=${red_text}
dnssec_check_box=${check_box_bad}
fi
# Conditional forwarding
if [[ "${CONDITIONAL_FORWARDING}" == "true" ]]; then
conditional_forwarding_status="Enabled"
conditional_forwarding_heatmap=${green_text}
conditional_forwarding_check_box=${check_box_good}
else
conditional_forwarding_status="Disabled"
conditional_forwarding_heatmap=${red_text}
conditional_forwarding_check_box=${check_box_bad}
fi
}
GetPiholeInformation() {
# Get Pi-hole status
pihole_web_status=$(pihole status web)
if [[ ${pihole_web_status} == 1 ]]; then
pihole_status="Active"
pihole_heatmap=${green_text}
pihole_check_box=${check_box_good}
elif [[ ${pihole_web_status} == 0 ]]; then
pihole_status="Offline"
pihole_heatmap=${red_text}
pihole_check_box=${check_box_bad}
pico_status=${pico_status_off}
mini_status_=${mini_status_off}
tiny_status_=${tiny_status_off}
full_status_=${full_status_off}
mega_status=${mega_status_off}
elif [[ ${pihole_web_status} == -1 ]]; then
pihole_status="DNS Offline"
pihole_heatmap=${red_text}
pihole_check_box=${check_box_bad}
pico_status=${pico_status_dns_down}
mini_status_=${mini_status_dns_down}
tiny_status_=${tiny_status_dns_down}
full_status_=${full_status_dns_down}
mega_status=${mega_status_dns_down}
else
pihole_status="Unknown"
pihole_heatmap=${yellow_text}
pihole_check_box=${check_box_question}
pico_status=${pico_status_unknown}
mini_status_=${mini_status_unknown}
tiny_status_=${tiny_status_unknown}
full_status_=${full_status_unknown}
mega_status=${mega_status_unknown}
fi
# Get FTL status
ftlPID=$(pidof pihole-FTL)
if [ -z ${ftlPID+x} ]; then
ftl_status="Not running"
ftl_heatmap=${yellow_text}
ftl_check_box=${check_box_info}
pico_status=${pico_status_ftl_down}
mini_status_=${mini_status_ftl_down}
tiny_status_=${tiny_status_ftl_down}
full_status_=${full_status_ftl_down}
mega_status=${mega_status_ftl_down}
else
ftl_status="Running"
ftl_heatmap=${green_text}
ftl_check_box=${check_box_good}
ftl_cpu="$(ps -p "${ftlPID}" -o %cpu | tail -n1 | tr -d '[:space:]')"
ftl_mem_percentage="$(ps -p "${ftlPID}" -o %mem | tail -n1 | tr -d '[:space:]')"
fi
}
GetVersionInformation() {
# Check if version status has been saved
if [ -e "piHoleVersion" ]; then # the file exists...
# the file exits, use it
# shellcheck disable=SC1091
source piHoleVersion
# Today is...
today=$(date +%Y%m%d)
# was the last check today?
if [ "${today}" != "${last_check}" ]; then # no, it wasn't today
# Remove the Pi-hole version file...
rm -f piHoleVersion
fi
else # the file doesn't exist, create it...
# Gather core version information...
read -r -a core_versions <<< "$(pihole -v -p)"
core_version=$(echo "${core_versions[3]}" | tr -d '\r\n[:alpha:]')
core_version_latest=${core_versions[5]//)}
if [[ "${core_version_latest}" == "ERROR" ]]; then
core_version_heatmap=${yellow_text}
else
core_version_latest=$(echo "${core_version_latest}" | tr -d '\r\n[:alpha:]')
# is core up-to-date?
if [[ "${core_version}" != "${core_version_latest}" ]]; then
out_of_date_flag="true"
core_version_heatmap=${red_text}
else
core_version_heatmap=${green_text}
fi
fi
# Gather web version information...
read -r -a web_versions <<< "$(pihole -v -a)"
web_version=$(echo "${web_versions[3]}" | tr -d '\r\n[:alpha:]')
web_version_latest=${web_versions[5]//)}
if [[ "${web_version_latest}" == "ERROR" ]]; then
web_version_heatmap=${yellow_text}
else
web_version_latest=$(echo "${web_version_latest}" | tr -d '\r\n[:alpha:]')
# is web up-to-date?
if [[ "${web_version}" != "${web_version_latest}" ]]; then
out_of_date_flag="true"
web_version_heatmap=${red_text}
else
web_version_heatmap=${green_text}
fi
fi
# Gather FTL version information...
read -r -a ftl_versions <<< "$(pihole -v -f)"
ftl_version=$(echo "${ftl_versions[3]}" | tr -d '\r\n[:alpha:]')
ftl_version_latest=${ftl_versions[5]//)}
if [[ "${ftl_version_latest}" == "ERROR" ]]; then
ftl_version_heatmap=${yellow_text}
else
ftl_version_latest=$(echo "${ftl_version_latest}" | tr -d '\r\n[:alpha:]')
# is ftl up-to-date?
if [[ "${ftl_version}" != "${ftl_version_latest}" ]]; then
out_of_date_flag="true"
ftl_version_heatmap=${red_text}
else
ftl_version_heatmap=${green_text}
fi
fi
# PADD version information...
padd_version_latest=$(json_extract tag_name "$(curl -s 'https://api.github.com/repos/pi-hole/PADD/releases/latest' 2> /dev/null)")
# is PADD up-to-date?
if [[ "${padd_version_latest}" == "" ]]; then
padd_version_heatmap=${yellow_text}
else
if [[ "${padd_version}" != "${padd_version_latest}" ]]; then
padd_out_of_date_flag="true"
padd_version_heatmap=${red_text}
else
padd_version_heatmap=${green_text}
fi
fi
# was any portion of Pi-hole out-of-date?
# yes, pi-hole is out of date
if [[ "${out_of_date_flag}" == "true" ]]; then
version_status="Pi-hole is out-of-date!"
version_heatmap=${red_text}
version_check_box=${check_box_bad}
pico_status=${pico_status_update}
mini_status_=${mini_status_update}
tiny_status_=${tiny_status_update}
full_status_=${full_status_update}
mega_status=${mega_status_update}
else
# but is PADD out-of-date?
if [[ "${padd_out_of_date_flag}" == "true" ]]; then
version_status="PADD is out-of-date!"
version_heatmap=${red_text}
version_check_box=${check_box_bad}
pico_status=${pico_status_update}
mini_status_=${mini_status_update}
tiny_status_=${tiny_status_update}
full_status_=${full_status_update}
mega_status=${mega_status_update}
# else, everything is good!
else
version_status="Pi-hole is up-to-date!"
version_heatmap=${green_text}
version_check_box=${check_box_good}
pico_status=${pico_status_ok}
mini_status_=${mini_status_ok}
tiny_status_=${tiny_status_ok}
full_status_=${full_status_ok}
mega_status=${mega_status_ok}
fi
fi
# write it all to the file
echo "last_check=${today}" > ./piHoleVersion
{
echo "core_version=$core_version"
echo "core_version_latest=$core_version_latest"
echo "core_version_heatmap=$core_version_heatmap"
echo "web_version=$web_version"
echo "web_version_latest=$web_version_latest"
echo "web_version_heatmap=$web_version_heatmap"
echo "ftl_version=$ftl_version"
echo "ftl_version_latest=$ftl_version_latest"
echo "ftl_version_heatmap=$ftl_version_heatmap"
echo "padd_version=$padd_version"
echo "padd_version_latest=$padd_version_latest"
echo "padd_version_heatmap=$padd_version_heatmap"
echo "version_status=\"$version_status\""
echo "version_heatmap=$version_heatmap"
echo "version_check_box=\"$version_check_box\""
echo "pico_status=\"$pico_status\""
echo "mini_status_=\"$mini_status_\""
echo "tiny_status_=\"$tiny_status_\""
echo "full_status_=\"$full_status_\""
} >> ./piHoleVersion
# there's a file now
fi
}
############################################# PRINTERS #############################################
# terminfo clr_eol (clears to end of line to erase artifacts after resizing smaller)
ceol=$(tput el)
# wrapper - echo with a clear eol afterwards to wipe any artifacts remaining from last print
CleanEcho() {
echo -e "${ceol}$1"
}
# wrapper - printf
CleanPrintf() {
# tput el
printf "$@"
}
PrintLogo() {
# Screen size checks
if [ "$1" = "pico" ]; then
CleanEcho "p${padd_text} ${pico_status}"
elif [ "$1" = "nano" ]; then
CleanEcho "n${padd_text} ${mini_status_}"
elif [ "$1" = "micro" ]; then
CleanEcho "µ${padd_text} ${mini_status_}"
CleanEcho ""
elif [ "$1" = "mini" ]; then
CleanEcho "${padd_text}${dim_text}mini${reset_text} ${mini_status_}"
CleanEcho ""
elif [ "$1" = "tiny" ]; then
CleanEcho "${bold_text} ${reset_text}${padd_text}${dim_text}tiny ${reset_text} Pi-hole® ${core_version_heatmap}v${core_version}${reset_text}, Web ${web_version_heatmap}v${web_version}${reset_text}, FTL ${ftl_version_heatmap}v${ftl_version}${reset_text}"
CleanPrintf " PADD ${padd_version_heatmap}${padd_version}${reset_text} ${tiny_status_}${reset_text}\e[0K\\n"
elif [ "$1" = "slim" ]; then
CleanEcho "${padd_text}${dim_text}slim${reset_text} ${full_status_}"
CleanEcho ""
# For the next two, use printf to make sure spaces aren't collapsed
elif [[ "$1" = "regular" || "$1" = "slim" ]]; then
CleanPrintf "${padd_logo_1}\e[0K\\n"
CleanPrintf "${padd_logo_2}Pi-hole® ${core_version_heatmap}v${core_version}${reset_text}, Web ${web_version_heatmap}v${web_version}${reset_text}, FTL ${ftl_version_heatmap}v${ftl_version}${reset_text}\e[0K\\n"
CleanPrintf "${padd_logo_3}PADD ${padd_version_heatmap}${padd_version}${reset_text}${full_status_}${reset_text}\e[0K\\n"
CleanEcho ""
# normal or not defined
else
CleanPrintf "${padd_logo_retro_1}\e[0K\\n"
CleanPrintf "${padd_logo_retro_2} Pi-hole® ${core_version_heatmap}v${core_version}${reset_text}, Web ${web_version_heatmap}v${web_version}${reset_text}, FTL ${ftl_version_heatmap}v${ftl_version}${reset_text}, PADD ${padd_version_heatmap}${padd_version}${reset_text}\e[0K\\n"
CleanPrintf "${padd_logo_retro_3} ${pihole_check_box} Core ${ftl_check_box} FTL ${mega_status}${reset_text}\e[0K\\n"
CleanEcho ""
fi
}
PrintNetworkInformation() {
if [ "$1" = "pico" ]; then
CleanEcho "${bold_text}NETWORK ============${reset_text}"
CleanEcho " Hst: ${pi_hostname}"
CleanEcho " IP: ${pi_ip_address}"
CleanEcho " DHCP ${dhcp_check_box} IPv6 ${dhcp_ipv6_check_box}"
elif [ "$1" = "nano" ]; then
CleanEcho "${bold_text}NETWORK ================${reset_text}"
CleanEcho " Host: ${pi_hostname}"
CleanEcho " IPv4: ${IPV4_ADDRESS}"
CleanEcho " DHCP: ${dhcp_check_box} IPv6: ${dhcp_ipv6_check_box}"
elif [ "$1" = "micro" ]; then
CleanEcho "${bold_text}NETWORK ======================${reset_text}"
CleanEcho " Host: ${full_hostname}"
CleanEcho " IPv4: ${IPV4_ADDRESS}"
CleanEcho " DHCP: ${dhcp_check_box} IPv6: ${dhcp_ipv6_check_box}"
elif [ "$1" = "mini" ]; then
CleanEcho "${bold_text}NETWORK ================================${reset_text}"
CleanPrintf " %-9s%-19s\e[0K\\n" "Host:" "${full_hostname}"
CleanPrintf " %-9s%-19s\e[0K\\n" "IPv4:" "${IPV4_ADDRESS}"
CleanPrintf " %-9s%-10s\e[0K\\n" "DNS:" "${dns_information}"
if [[ "${DHCP_ACTIVE}" == "true" ]]; then
CleanPrintf " %-9s${dhcp_heatmap}%-10s${reset_text} %-9s${dhcp_ipv6_heatmap}%-10s${reset_text}\e[0K\\n" "DHCP:" "${dhcp_status}" "IPv6:" ${dhcp_ipv6_status}
fi
elif [ "$1" = "tiny" ]; then
CleanEcho "${bold_text} NETWORK ===========================================${reset_text}"
CleanPrintf " %-10s%-15s%-6s%-19s\e[0K\\n" "Hostname:" "${full_hostname}" "IPv4:" "${IPV4_ADDRESS}"
CleanPrintf " %-10s%-39s\e[0K\\n" "DNS:" "${dns_information}"
if [[ "${DHCP_ACTIVE}" == "true" ]]; then
CleanPrintf " %-10s${dhcp_heatmap}%-14s${reset_text} %-6s${dhcp_ipv6_heatmap}%-10s${reset_text}\e[0K\\n" "DHCP:" "${dhcp_status}" "IPv6:" ${dhcp_ipv6_status}
fi
elif [[ "$1" = "regular" || "$1" = "slim" ]]; then
CleanEcho "${bold_text}NETWORK ===================================================${reset_text}"
CleanPrintf " %-10s%-19s %-10s%-19s\e[0K\\n" "Hostname:" "${full_hostname}" "IPv4:" "${IPV4_ADDRESS}"
CleanPrintf " %-10s%-19s\e[0K\\n" "IPv6:" "${IPV6_ADDRESS}"
CleanPrintf " %-10s%-19s %-10s%-19s\e[0K\\n" "DNS:" "${dns_information}" "DNSSEC:" "${dnssec_heatmap}${dnssec_status}${reset_text}"
if [[ "${DHCP_ACTIVE}" == "true" ]]; then
CleanPrintf " %-10s${dhcp_heatmap}%-19s${reset_text} %-10s${dhcp_ipv6_heatmap}%-19s${reset_text}\e[0K\\n" "DHCP:" "${dhcp_status}" "IPv6:" ${dhcp_ipv6_status}
CleanPrintf "%s\e[0K\\n" "${dhcp_info}"
fi
else
CleanEcho "${bold_text}NETWORK =======================================================================${reset_text}"
CleanPrintf " %-10s%-19s\e[0K\\n" "Hostname:" "${full_hostname}"
CleanPrintf " %-10s%-19s %-10s%-29s\e[0K\\n" "IPv4 Adr:" "${IPV4_ADDRESS}" "IPv6 Adr:" "${IPV6_ADDRESS}"
CleanEcho "DNS ==========================================================================="
CleanPrintf " %-10s%-39s\e[0K\\n" "Servers:" "${dns_information}"
CleanPrintf " %-10s${dnssec_heatmap}%-19s${reset_text} %-20s${conditional_forwarding_heatmap}%-9s${reset_text}\e[0K\\n" "DNSSEC:" "${dnssec_status}" "Conditional Fwding:" "${conditional_forwarding_status}"
CleanEcho "DHCP =========================================================================="
CleanPrintf " %-10s${dhcp_heatmap}%-19s${reset_text} %-10s${dhcp_ipv6_heatmap}%-9s${reset_text}\e[0K\\n" "DHCP:" "${dhcp_status}" "IPv6 Spt:" "${dhcp_ipv6_status}"
CleanPrintf "%s\e[0K\\n" "${dhcp_info}"
fi
}
PrintPiholeInformation() {
# size checks
if [ "$1" = "pico" ]; then
:
elif [ "$1" = "nano" ]; then
CleanEcho "${bold_text}PI-HOLE ================${reset_text}"
CleanEcho " Up: ${pihole_check_box} FTL: ${ftl_check_box}"
elif [ "$1" = "micro" ]; then
CleanEcho "${bold_text}PI-HOLE ======================${reset_text}"
CleanEcho " Status: ${pihole_check_box} FTL: ${ftl_check_box}"
elif [ "$1" = "mini" ]; then
CleanEcho "${bold_text}PI-HOLE ================================${reset_text}"
CleanPrintf " %-9s${pihole_heatmap}%-10s${reset_text} %-9s${ftl_heatmap}%-10s${reset_text}\e[0K\\n" "Status:" "${pihole_status}" "FTL:" "${ftl_status}"
elif [ "$1" = "tiny" ]; then
CleanEcho "${bold_text} PI-HOLE ===========================================${reset_text}"
CleanPrintf " %-10s${pihole_heatmap}%-14s${reset_text} %-7s${ftl_heatmap}%-10s${reset_text}\e[0K\\n" "Status:" "${pihole_status}" "FTL:" "${ftl_status}"
elif [[ "$1" = "regular" || "$1" = "slim" ]]; then
CleanEcho "${bold_text}PI-HOLE ===================================================${reset_text}"
CleanPrintf " %-10s${pihole_heatmap}%-19s${reset_text} %-10s${ftl_heatmap}%-19s${reset_text}\e[0K\\n" "Status:" "${pihole_status}" "FTL:" "${ftl_status}"
else
return
fi
}
PrintPiholeStats() {
# are we on a reduced screen size?
if [ "$1" = "pico" ]; then
CleanEcho "${bold_text}PI-HOLE ============${reset_text}"
CleanEcho " [${ads_blocked_bar}] ${ads_percentage_today}%"
CleanEcho " ${ads_blocked_today} / ${dns_queries_today}"
elif [ "$1" = "nano" ]; then
CleanEcho " Blk: [${ads_blocked_bar}] ${ads_percentage_today}%"
CleanEcho " Blk: ${ads_blocked_today} / ${dns_queries_today}"
elif [ "$1" = "micro" ]; then
CleanEcho "${bold_text}STATS ========================${reset_text}"
CleanEcho " Blckng: ${domains_being_blocked} domains"
CleanEcho " Piholed: [${ads_blocked_bar}] ${ads_percentage_today}%"
CleanEcho " Piholed: ${ads_blocked_today} / ${dns_queries_today}"
elif [ "$1" = "mini" ]; then
CleanEcho "${bold_text}STATS ==================================${reset_text}"
CleanPrintf " %-9s%-29s\e[0K\\n" "Blckng:" "${domains_being_blocked} domains"
CleanPrintf " %-9s[%-20s] %-5s\e[0K\\n" "Piholed:" "${ads_blocked_bar}" "${ads_percentage_today}%"
CleanPrintf " %-9s%-29s\e[0K\\n" "Piholed:" "${ads_blocked_today} out of ${dns_queries_today}"
CleanPrintf " %-9s%-29s\e[0K\\n" "Latest:" "${latest_blocked}"
if [[ "${DHCP_ACTIVE}" != "true" ]]; then
CleanPrintf " %-9s%-29s\\n" "Top Ad:" "${top_blocked}"
fi
elif [ "$1" = "tiny" ]; then
CleanEcho "${bold_text} STATS =============================================${reset_text}"
CleanPrintf " %-10s%-29s\e[0K\\n" "Blckng:" "${domains_being_blocked} domains"
CleanPrintf " %-10s[%-30s] %-5s\e[0K\\n" "Piholed:" "${ads_blocked_bar}" "${ads_percentage_today}%"
CleanPrintf " %-10s%-39s\e[0K\\n" "Piholed:" "${ads_blocked_today} out of ${dns_queries_today}"
CleanPrintf " %-10s%-39s\e[0K\\n" "Latest:" "${latest_blocked}"
CleanPrintf " %-10s%-39s\e[0K\\n" "Top Ad:" "${top_blocked}"
CleanPrintf " %-4s${reset_text}%-6s%-9s %-9s%-6s %-10s%-6s\e[0K\\n" "FTL " "PID:" "${ftlPID}" "CPU Use:" "${ftl_cpu}%" "Mem. Use:" "${ftl_mem_percentage}%"
CleanPrintf " %-10s%-42s\e[0K\\n" "DNSCache:" "${cache_inserts} ins, ${cache_deletes} del, ${cache_size} tot"
elif [[ "$1" = "regular" || "$1" = "slim" ]]; then
CleanEcho "${bold_text}STATS =====================================================${reset_text}"
CleanPrintf " %-10s%-49s\e[0K\\n" "Blocking:" "${domains_being_blocked} domains"
CleanPrintf " %-10s[%-40s] %-5s\e[0K\\n" "Pi-holed:" "${ads_blocked_bar}" "${ads_percentage_today}%"
CleanPrintf " %-10s%-49s\e[0K\\n" "Pi-holed:" "${ads_blocked_today} out of ${dns_queries_today} queries"
CleanPrintf " %-10s%-39s\e[0K\\n" "Latest:" "${latest_blocked}"
CleanPrintf " %-10s%-39s\e[0K\\n" "Top Ad:" "${top_blocked}"
if [[ "${DHCP_ACTIVE}" != "true" ]]; then
CleanPrintf " %-10s%-39s\e[0K\\n" "Top Dmn:" "${top_domain}"
CleanPrintf " %-10s%-39s\e[0K\\n" "Top Clnt:" "${top_client}"
fi
else
CleanEcho "${bold_text}STATS =========================================================================${reset_text}"
CleanPrintf " %-10s%-19s %-10s[%-40s] %-5s\e[0K\\n" "Blocking:" "${domains_being_blocked} domains" "Piholed:" "${ads_blocked_bar}" "${ads_percentage_today}%"
CleanPrintf " %-10s%-30s%-29s\e[0K\\n" "Clients:" "${clients}" " ${ads_blocked_today} out of ${dns_queries_today} queries"
CleanPrintf " %-10s%-39s\e[0K\\n" "Latest:" "${latest_blocked}"
CleanPrintf " %-10s%-39s\e[0K\\n" "Top Ad:" "${top_blocked}"
CleanPrintf " %-10s%-39s\e[0K\\n" "Top Dmn:" "${top_domain}"
CleanPrintf " %-10s%-39s\e[0K\\n" "Top Clnt:" "${top_client}"
CleanEcho "FTL ==========================================================================="
CleanPrintf " %-10s%-9s %-10s%-9s %-10s%-9s\e[0K\\n" "PID:" "${ftlPID}" "CPU Use:" "${ftl_cpu}%" "Mem. Use:" "${ftl_mem_percentage}%"
CleanPrintf " %-10s%-69s\e[0K\\n" "DNSCache:" "${cache_inserts} insertions, ${cache_deletes} deletions, ${cache_size} total entries"
fi
}
PrintSystemInformation() {
if [ "$1" = "pico" ]; then
CleanEcho "${bold_text}CPU ================${reset_text}"
echo -ne "${ceol} [${cpu_load_1_heatmap}${cpu_bar}${reset_text}] ${cpu_percent}%"
elif [ "$1" = "nano" ]; then
CleanEcho "${ceol}${bold_text}SYSTEM =================${reset_text}"
CleanEcho " Up: ${system_uptime}"
echo -ne "${ceol} CPU: [${cpu_load_1_heatmap}${cpu_bar}${reset_text}] ${cpu_percent}%"
elif [ "$1" = "micro" ]; then
CleanEcho "${bold_text}SYSTEM =======================${reset_text}"
CleanEcho " Uptime: ${system_uptime}"
CleanEcho " Load: [${cpu_load_1_heatmap}${cpu_bar}${reset_text}] ${cpu_percent}%"
echo -ne "${ceol}Memory: [${memory_heatmap}${memory_bar}${reset_text}] ${memory_percent}%"
elif [ "$1" = "mini" ]; then
CleanEcho "${bold_text}SYSTEM =================================${reset_text}"
CleanPrintf " %-9s%-29s\\n" "Uptime:" "${system_uptime}"
CleanEcho " Load: [${cpu_load_1_heatmap}${cpu_bar}${reset_text}] ${cpu_percent}%"
echo -ne "${ceol}Memory: [${memory_heatmap}${memory_bar}${reset_text}] ${memory_percent}%"
elif [ "$1" = "tiny" ]; then
CleanEcho "${bold_text} SYSTEM ============================================${reset_text}"
CleanPrintf " %-10s%-29s\e[0K\\n" "Uptime:" "${system_uptime}"
CleanPrintf " %-10s${temp_heatmap}%-19s${reset_text}%-6s${cpu_load_1_heatmap}%-4s${reset_text}, ${cpu_load_5_heatmap}%-4s${reset_text}, ${cpu_load_15_heatmap}%-4s${reset_text}\e[0K\\n" "CPU Temp:" "${temperature}" "Load:" "${cpu_load[0]}" "${cpu_load[1]}" "${cpu_load[2]}"
# Memory and CPU bar
CleanPrintf " %-10s[${memory_heatmap}%-8s${reset_text}] %-6s %-5s[${cpu_load_1_heatmap}%-8s${reset_text}] %-5s" "Memory:" "${memory_bar}" "${memory_percent}%" "CPU:" "${cpu_bar}" "${cpu_percent}%"
# else we're not
elif [[ "$1" = "regular" || "$1" = "slim" ]]; then
CleanEcho "${bold_text}SYSTEM ====================================================${reset_text}"
# Uptime
CleanPrintf " %-10s%-39s\e[0K\\n" "Uptime:" "${system_uptime}"
# Temp and Loads
CleanPrintf " %-10s${temp_heatmap}%-20s${reset_text}" "CPU Temp:" "${temperature}"
CleanPrintf " %-10s${cpu_load_1_heatmap}%-4s${reset_text}, ${cpu_load_5_heatmap}%-4s${reset_text}, ${cpu_load_15_heatmap}%-4s${reset_text}\e[0K\\n" "CPU Load:" "${cpu_load[0]}" "${cpu_load[1]}" "${cpu_load[2]}"
# Memory and CPU bar
CleanPrintf " %-10s[${memory_heatmap}%-10s${reset_text}] %-6s %-10s[${cpu_load_1_heatmap}%-10s${reset_text}] %-5s" "Memory:" "${memory_bar}" "${memory_percent}%" "CPU Load:" "${cpu_bar}" "${cpu_percent}%"
else
CleanEcho "${bold_text}SYSTEM ========================================================================${reset_text}"
# Uptime and memory
CleanPrintf " %-10s%-39s %-10s[${memory_heatmap}%-10s${reset_text}] %-6s\\n" "Uptime:" "${system_uptime}" "Memory:" "${memory_bar}" "${memory_percent}%"
# CPU temp, load, percentage
CleanPrintf " %-10s${temp_heatmap}%-10s${reset_text} %-10s${cpu_load_1_heatmap}%-4s${reset_text}, ${cpu_load_5_heatmap}%-4s${reset_text}, ${cpu_load_15_heatmap}%-7s${reset_text} %-10s[${memory_heatmap}%-10s${reset_text}] %-6s" "CPU Temp:" "${temperature}" "CPU Load:" "${cpu_load[0]}" "${cpu_load[1]}" "${cpu_load[2]}" "CPU Load:" "${cpu_bar}" "${cpu_percent}%"
fi
}
############################################# HELPERS ##############################################
# Provides a color based on a provided percentage
# takes in one or two parameters
HeatmapGenerator () {
# if one number is provided, just use that percentage to figure out the colors
if [ -z "$2" ]; then
load=$(printf "%.0f" "$1")
# if two numbers are provided, do some math to make a percentage to figure out the colors
else
load=$(printf "%.0f" "$(echo "$1 $2" | awk '{print ($1 / $2) * 100}')")
fi
# Color logic
# |<- green ->| yellow | red ->
# 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100
if [ "${load}" -lt 75 ]; then
out=${green_text}
elif [ "${load}" -lt 90 ]; then
out=${yellow_text}
else
out=${red_text}
fi
echo "$out"
}
# Provides a "bar graph"
# takes in two or three parameters
# $1: percentage filled
# $2: max length of the bar
# $3: colored flag, if "color" backfill with color
BarGenerator() {
# number of filled in cells in the bar
barNumber=$(printf %.f "$(echo "$1 $2" | awk '{print ($1 / 100) * $2}')")
frontFill=$(for i in $(seq "$barNumber"); do echo -n '■'; done)
# remaining "unfilled" cells in the bar
backfillNumber=$(($2-barNumber))
# if the filled in cells is less than the max length of the bar, fill it
if [ "$barNumber" -lt "$2" ]; then
# if the bar should be colored
if [ "$3" = "color" ]; then
# fill the rest in color
backFill=$(for i in $(seq $backfillNumber); do echo -n '■'; done)
out="${red_text}${frontFill}${green_text}${backFill}${reset_text}"
# else, it shouldn't be colored in
else
# fill the rest with "space"
backFill=$(for i in $(seq $backfillNumber); do echo -n '·'; done)
out="${frontFill}${reset_text}${backFill}"
fi
# else, fill it all the way
else
out=$(for i in $(seq "$2"); do echo -n '■'; done)
fi
echo "$out"
}
# Checks the size of the screen and sets the value of padd_size
SizeChecker(){
# Below Pico. Gives you nothing...
if [[ "$console_width" -lt "20" || "$console_height" -lt "10" ]]; then
# Nothing is this small, sorry
clear
echo -e "${check_box_bad} Error!\\n PADD isn't\\n for ants!"
exit 1
# Below Nano. Gives you Pico.
elif [[ "$console_width" -lt "24" || "$console_height" -lt "12" ]]; then
padd_size="pico"
# Below Micro, Gives you Nano.
elif [[ "$console_width" -lt "30" || "$console_height" -lt "16" ]]; then
padd_size="nano"
# Below Mini. Gives you Micro.
elif [[ "$console_width" -lt "40" || "$console_height" -lt "18" ]]; then
padd_size="micro"
# Below Tiny. Gives you Mini.
elif [[ "$console_width" -lt "53" || "$console_height" -lt "20" ]]; then
padd_size="mini"
# Below Slim. Gives you Tiny.
elif [[ "$console_width" -lt "60" || "$console_height" -lt "21" ]]; then
padd_size="tiny"
# Below Regular. Gives you Slim.
elif [[ "$console_width" -lt "80" || "$console_height" -lt "26" ]]; then
if [[ "$console_height" -lt "22" ]]; then
padd_size="slim"
else
padd_size="regular"
fi
# Mega
else
padd_size="mega"
fi
}
CheckConnectivity() {
connectivity="false"
connection_attempts=1
wait_timer=1
while [ $connection_attempts -lt 9 ]; do
if nc -zw1 google.com 443 2>/dev/null; then
if [ "$1" = "pico" ] || [ "$1" = "nano" ] || [ "$1" = "micro" ]; then
echo "Attempt #${connection_attempts} passed..."
elif [ "$1" = "mini" ]; then
echo "Attempt ${connection_attempts} passed."
else
echo " - Attempt ${connection_attempts} passed... "
fi
connectivity="true"
connection_attempts=11
else
connection_attempts=$((connection_attempts+1))
inner_wait_timer=$((wait_timer*1))
# echo "$wait_timer = $inner_wait_timer"
while [ $inner_wait_timer -gt 0 ]; do
if [ "$1" = "pico" ] || [ "$1" = "nano" ] || [ "$1" = "micro" ]; then
echo -ne "Attempt #${connection_attempts} failed...\\r"
elif [ "$1" = "mini" ] || [ "$1" = "tiny" ]; then
echo -ne "- Attempt ${connection_attempts} failed, wait ${inner_wait_timer} \\r"
else
echo -ne " - Attempt ${connection_attempts} failed... waiting ${inner_wait_timer} seconds... \\r"
fi
sleep 1
inner_wait_timer=$((inner_wait_timer-1))
done
# echo -ne "Attempt $connection_attempts failed... waiting $wait_timer seconds...\\r"
# sleep $wait_timer
wait_timer=$((wait_timer*2))
fi
done
if [ "$connectivity" = "false" ]; then
if [ "$1" = "pico" ] || [ "$1" = "nano" ] || [ "$1" = "micro" ]; then
echo "Check failed..."
elif [ "$1" = "mini" ] || [ "$1" = "tiny" ]; then
echo "- Connectivity check failed."
else
echo " - Connectivity check failed..."
fi
else
if [ "$1" = "pico" ] || [ "$1" = "nano" ] || [ "$1" = "micro" ]; then
echo "Check passed..."
elif [ "$1" = "mini" ] || [ "$1" = "tiny" ]; then
echo "- Connectivity check passed."
else
echo " - Connectivity check passed..."
fi
fi
}
# Credit: https://stackoverflow.com/a/46324904
json_extract() {
local key=$1
local json=$2
local string_regex='"([^"\]|\\.)*"'
local number_regex='-?(0|[1-9][0-9]*)(\.[0-9]+)?([eE][+-]?[0-9]+)?'
local value_regex="${string_regex}|${number_regex}|true|false|null"
local pair_regex="\"${key}\"[[:space:]]*:[[:space:]]*(${value_regex})"