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uno-stats-monitor/monitor_sender.sh

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+#!/bin/bash
+# UNO Monitor Sender
+# kidacro@archamedis.net
+#
+
+# TTY Device to use
+TTY="/dev/ttyACM0"
+##########################################################
+
+# Stats
+# we are limited to 2 lines and 16 chars per line so, light stats & no labels
+CLOAD=$(mpstat | awk '$3 ~ /CPU/ { for(i=1;i<=NF;i++) { if ($i ~ /%idle/) field=i } } $3 ~ /all/ { printf("%d%%",100 - $field) }')
+CTEMP=$(sensors | grep TSI0_TEMP: | tr '°+' ' ' | awk '{print $2}' | paste -sd ', ')
+MFREE=$(free -h | grep Mem | awk '{print $4}' | paste -sd ', ')
+RFREE=$(df -h | grep /dev/nvme0n1p3 | awk '{print $4}' | paste -sd ', ')
+LFREE=$(df -h | grep /dev/sda1 | awk '{print $4}' | paste -sd ', ')
+SFREE=$(df -h | grep /dev/mapper/store0-lvol1 | awk '{print $4}' | paste -sd ', ')
+
+# setup device
+stty -F $TTY ispeed 9600 ospeed 9600 -ignpar cs8 -cstopb -echo -hupcl
+
+# Line 1
+LINE1="#1$CLOAD $CTEMP $MFREE@"
+/usr/bin/echo "$LINE1" > $TTY # -ne
+echo Sending to $TTY: $LINE1
+
+# line 2
+LINE2="#2$RFREE $LFREE $SFREE@"
+/usr/bin/echo "$LINE2" > $TTY
+echo Sending to $TTY: $LINE2