added axpert inverter alert script

axpert_grid_offline.sh

@@ -0,0 +1,25 @@
+#!/bin/bash
+
+### This script connects to a axpert inverter, using https://github.com/b48736/axpert-monitor 
+### It checks if the grid power is "on", and in case it's not alerts the server and informs about the battery percentage status and loads
+
+topicurl=https://172.26.0.15/hangar_servers
+GRID_STATUS=$(/usr/local/bin/axpert-query -c QPIGS | grep  "gridVoltage" |  awk '{print substr($2, 1, length($2)-1)}')
+BATTERY_STATUS=$(/usr/local/bin/axpert-query -c QPIGS | grep  "batteryCapacity" |  awk '{print substr($2, 1, length($2)-1)}')
+OUTPUT_LOAD=$(/usr/local/bin/axpert-query -c QPIGS | grep  "outputLoadPercent" |  awk '{print substr($2, 1, length($2)-1)}')
+OUTPUT_APPARENT=$(/usr/local/bin/axpert-query -c QPIGS | grep  "outputPowerApparent" |  awk '{print substr($2, 1, length($2)-1)}')
+OUTPUT_TRUE=$(/usr/local/bin/axpert-query -c QPIGS | grep  "outputPowerActive" |  awk '{print substr($2, 1, length($2)-1)}')
+
+	if [ ${GRID_STATUS} = 0 ]; then
+                curl -k --retry 3 \
+                -d "Grid power loss in Axpert Inverter, electrical problem! " \
+		-d "Lithium battery charge percentage: $BATTERY_STATUS % " \
+		-d "Output load percentage: $OUTPUT_LOAD % " \
+		-d "Output load apparent: $OUTPUT_APPARENT VA " \
+		-d "Output load true: $OUTPUT_TRUE P " \
+                -H "Title: grid power loss in Axpert Inverter" \
+                -H "Priority: urgent" \
+                -H "Tags: rotating_light,boar" \
+                $topicurl
+
+	fi