#!/bin/bash
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export PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
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THIS_SCRIPT="sysinfo"
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# don't change default values - they are lost on upgrades. Use /etc/default/orangepi-motd for your values
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MOTD_DISABLE=""
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PRIMARY_INTERFACE="eth0"
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PRIMARY_DIRECTION="rx"
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STORAGE=/dev/sda1
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HIDE_IP_PATTERN="^dummy0|^lo"
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CPU_TEMP_LIMIT=60
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# Temperature offset in Celcius degrees
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CPU_TEMP_OFFSET=0
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HDD_TEMP_LIMIT=60
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AMB_TEMP_LIMIT=40
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[[ -f /etc/default/orangepi-motd ]] && . /etc/default/orangepi-motd
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for f in $MOTD_DISABLE; do
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[[ $f == $THIS_SCRIPT ]] && exit 0
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done
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# don't edit below here
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function display() {
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# $1=name $2=value $3=red_limit $4=minimal_show_limit $5=unit $6=after $7=acs/desc{
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# battery red color is opposite, lower number
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if [[ "$1" == "Battery" ]]; then local great="<"; else local great=">"; fi
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if [[ -n "$2" && "$2" > "0" && (( "${2%.*}" -ge "$4" )) ]]; then
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printf "%-14s" "$1:"
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if awk "BEGIN{exit ! ($2 $great $3)}"; then echo -ne "\e[0;91m $2"; else echo -ne "\e[0;92m $2"; fi
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printf "%-1s\x1B[0m" "$5"
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printf "%-11s\t" "$6"
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return 1
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fi
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} # display
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function getboardtemp() {
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read raw_temp </sys/class/hwmon/hwmon2/temp1_input 2>/dev/null
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board_temp=$(awk '{printf("%d",$1/1000)}' <<<${raw_temp})
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# Some boards, such as the Orange Pi Zero LTS, report shifted CPU temperatures
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board_temp=$((board_temp + CPU_TEMP_OFFSET))
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} # getboardtemp
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function get_ip_addresses() {
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local ips=()
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for f in /sys/class/net/*; do
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local intf=$(basename $f)
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# match only interface names "dummy0" and "lo"
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if [[ $intf =~ $HIDE_IP_PATTERN ]]; then
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continue
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else
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local tmp=$(ip -4 addr show dev $intf | grep -v "$intf:avahi" | awk '/inet/ {print $2}' | cut -d'/' -f1)
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# add both name and IP - can be informative but becomes ugly with long persistent/predictable device names
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#[[ -n $tmp ]] && ips+=("$intf: $tmp")
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# add IP only
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[[ -n $tmp ]] && ips+=("$tmp")
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fi
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done
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echo "${ips[@]}"
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} # get_ip_addresses
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function storage_info() {
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# storage info
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RootInfo=$(df -h /)
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root_usage=$(awk '/\// {print $(NF-1)}' <<<${RootInfo} | sed 's/%//g')
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root_total=$(awk '/\// {print $(NF-4)}' <<<${RootInfo})
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StorageInfo=$(df -h $STORAGE 2>/dev/null | grep $STORAGE)
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if [[ -n "${StorageInfo}" && ${RootInfo} != *$STORAGE* ]]; then
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storage_usage=$(awk '/\// {print $(NF-1)}' <<<${StorageInfo} | sed 's/%//g')
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storage_total=$(awk '/\// {print $(NF-4)}' <<<${StorageInfo})
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if [[ -n "$(command -v smartctl)" ]]; then
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DISK="${STORAGE::-1}"
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storage_temp+=$(smartctl -l scttempsts $DISK 2> /dev/null | grep -i 'Current Temperature:' | awk '{print $(NF-1)}')
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fi
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fi
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} # storage_info
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# query various systems and send some stuff to the background for overall faster execution.
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ip_address=$(get_ip_addresses &)
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storage_info
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getboardtemp
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critical_load=80
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# get uptime, logged in users and load in one take
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UPTIME=$(LC_ALL=C uptime)
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UPT1=${UPTIME#*'up '}
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UPT2=${UPT1%'user'*}
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users=${UPT2//*','}
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users=${users//' '}
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time=${UPT2%','*}
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time=${time//','}
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time=$(echo $time | xargs)
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load=${UPTIME#*'load average: '}
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load=${load//','}
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load=$(echo $load | cut -d" " -f1)
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[[ $load == 0.0* ]] && load=0.10
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cpucount=$(grep -c processor /proc/cpuinfo)
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load=$(awk '{printf("%.0f",($1/$2) * 100)}' <<< "$load $cpucount")
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# memory and swap
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mem_info=$(LC_ALL=C free -w 2>/dev/null | grep "^Mem" || LC_ALL=C free | grep "^Mem")
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memory_usage=$(awk '{printf("%.0f",(($2-($4+$6+$7))/$2) * 100)}' <<<${mem_info})
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mem_info=$(echo $mem_info | awk '{print $2}')
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memory_total=$(( mem_info / 1024 ))
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swap_info=$(LC_ALL=C free -m | grep "^Swap")
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swap_usage=$( (awk '/Swap/ { printf("%3.0f", $3/$2*100) }' <<<${swap_info} 2>/dev/null || echo 0) | tr -c -d '[:digit:]')
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swap_total=$(awk '{print $(2)}' <<<${swap_info})
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# display info
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display "System load" "${load%% *}" "${critical_load}" "0" "%" ""
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printf "Up time: \x1B[92m%s\x1B[0m\t" "$time"
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display "Local users" "${users##* }" "3" "2" ""
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echo "" # fixed newline
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if [[ ${memory_total} -gt 1000 ]]; then
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memory_total=$(awk '{printf("%.2f",$1/1024)}' <<<${memory_total})"G"
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else
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memory_total+="M"
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fi
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if [[ ${swap_total} -gt 500 ]]; then
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swap_total=$(awk '{printf("%.2f",$1/1024)}' <<<${swap_total})"G"
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else
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swap_total+="M"
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fi
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display "Memory usage" "$memory_usage" "70" "0" "%" " of ${memory_total}"
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printf "IP: "
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printf "\x1B[92m%s\x1B[0m" "$ip_address"
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echo "" # fixed newline
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display "CPU temp" "$board_temp" $CPU_TEMP_LIMIT "0" "°C" ""
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display "Usage of /" "$root_usage" "90" "1" "%" " of $root_total"
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echo "" # fixed newline
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a=0
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(( $a > 0 )) && echo "" # new line only if some value is displayed
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# Check whether PRIMARY_INTERFACE exist in /var/lib/vnstat/
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PRIMARY_INTERFACE=$(comm -12 <(ls -1 /var/lib/vnstat/ 2> /dev/null) <(echo "$PRIMARY_INTERFACE" | sed 's/+/\n/g') | sed -n -e 'H;${x;s/\n/+/g;s/^+//;p;}')
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line=0
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if [[ $(command -v vnstat) && -n $PRIMARY_INTERFACE ]]; then
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traffic=$(vnstat -i $PRIMARY_INTERFACE --oneline | cut -d";" -f4,5)
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traffic_rx=$(echo $traffic | cut -d";" -f1,1 | sed -r 's/([0-9]+\.[0-9]{1})[0-9]*/\1/')
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traffic_tx=$(echo $traffic | cut -d";" -f2,2 | sed -r 's/([0-9]+\.[0-9]{1})[0-9]*/\1/')
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[[ "$traffic" == *"Not enough"* ]] && { traffic_tx="n/a "; traffic_rx="n/a "; }
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case $PRIMARY_DIRECTION in
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tx)
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printf "TX today: \x1B[92m%s\x1B[0m \t" "$traffic_tx"
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line=$((line+1))
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;;
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rx)
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printf "RX today: \x1B[92m%s\x1B[0m \t" "$traffic_rx"
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line=$((line+1))
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;;
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both)
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printf "TX today: \x1B[92m%s\x1B[0m \t" "$traffic_tx"
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printf "RX today: \x1B[92m%s\x1B[0m \t" "$traffic_rx"
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line=$((line+1))
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;;
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*) #off or whatever
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;;
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esac
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fi
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if [[ $(command -v zpool) ]]; then
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zpoolstatus="$(zpool status </dev/stdin 2>&1 )"
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if [[ -n $(echo $zpoolstatus | grep 'not loaded') ]]; then
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:
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elif [[ -n $(echo $zpoolstatus | grep 'degraded\|OFFLINE') ]]; then
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printf "ZFS pool: "
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echo -ne "\e[0;91mDegraded\x1B[0m"
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line=$((line+1))
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elif [[ -n $(echo $zpoolstatus | grep 'no pools available') ]]; then
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printf "ZFS pool: "
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echo -ne "n/a"
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line=$((line+1))
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else
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printf "ZFS pool: "
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echo -ne "\e[0;92mOnline\x1B[0m"
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line=$((line+1))
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fi
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fi
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[[ $line -ne 0 ]] && echo ""
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echo ""
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