Iniziato integrazione codice di @androtto nel driver rainsensorqty

drv/rainsensorqty/rainsensorqty_monitor.sh

@@ -0,0 +1,83 @@
+#!/bin/bash -x
+#
+# Bash script to measure rainfall
+# Author: androtto
+# Url: 
+#
+#
+# Scrive un messaggio nel file di log
+# $1 log da scrivere
+# 3 parameter expected in order:
+#$gpio
+#$RAINSENSORQTY_LOOPSFORSETRAINING
+#$RAINSENSORQTY_SECSBETWEENRAINEVENT
+
+function log_write {
+        echo -e "`date`\t\t$1" >> $RAINSENSORQTY_LOG
+}
+
+###############
+# MAIN
+###############
+
+if [ ! $# = 3 ] ; then 
+ 	echo "ERROR: 3 parameters expected"
+fi
+
+GPIO=$1
+LOOPSFORSETRAINING=$2
+SECSBETWEENRAINEVENT=$3
+
+DIRNAME="$( dirname $0 )"
+. /etc/piGarden.conf # test sulla presenza del file gia' fatti prima
+. "$DIRNAME/config.include.sh"
+
+#got from config file above:
+#RAINSENSORQTY_LASTRAIN="$STATUS_DIR/rainsensorqty_lastrain"
+#RAINSENSORQTY_LOG="$DIR_SCRIPT/log/rainsensorqty.log"
+#RAINSENSORQTY_MONPID="$TMP_PATH/rainsensorqty_monitor.pid"
+#RAINSENSORQTY_DIR="$DIR_SCRIPT/drv/rainsensorqty"
+#RAINSENSORQTY_PULSE=falling
+#RAINSENSORQTY_WAIT=rising
+
+
+if [[ -f "$RAINSENSORQTY_MONPID" && -z "$RAINSENSORQTY_MONPID" ]] ; then
+	pid=$( < "$RAINSENSORQTY_MONPID" )
+	if ps -fp $pid >/dev/null ; then
+		log_write "ERROR monitor process already running\n$( ps -fp $pid )"
+		exit 1
+	else
+		log_write "no rainmonitor process running"
+		echo $$ > $RAINSENSORQTY_MONPID
+		log_write "$$ pid monitor process - see $RAINSENSORQTY_MONPID"
+	fi
+fi
+
+MMEACH=0.303030303
+
+counter=0
+
+while true
+do
+	before=`date +%s`
+	#gpio -g wfi $GPIO $RAINSENSORQTY_PULSE # falling 1->0
+	sleep $(</tmp/secs_to_wait) # for testing only
+	now=`date +%s`
+	(( elapsed = now - before ))
+	if (( elapsed >= $SECSBETWEENRAINEVENT )) ; then
+		counter=0 
+		log_write "sono passati $elapsed secondi ( > di $SECSBETWEENRAINEVENT ) dall'ultima precipitazione, reset counter"
+		echo "sono passati $elapsed secondi ( > di $SECSBETWEENRAINEVENT ) dall'ultima precipitazione, reset counter"
+	fi
+  	counter=$(( counter+=1 ))
+	MMWATER=$( $JQ -n "$counter*$MMEACH" )
+	log_write "counter $counter -  $MMWATER mm acqua"
+	echo "counter $counter -  $MMWATER mm acqua"
+	if (( counter >= $LOOPSFORSETRAINING )) ; then 
+		log_write "raggiunta acqua per impedire irrigazione: $MMWATER mm"
+		echo "raggiunta acqua per impedire irrigazione: $MMWATER mm"
+		date +%s > ${RAINSENSORQTY_LASTRAIN}
+		date > ${RAINSENSORQTY_LASTRAIN}_date
+	fi
+	#gpio -g wfi $GPIO $RAINSENSORQTY_WAIT # rising 0->1
+done