draw rtl 433mhz data on y2 axis with separate scale

[vaillant-thermostat] / temp2.sh

diff --git a/temp2.sh b/temp2.sh
index 5d6fd76..b14ddf0 100755 (executable)
--- a/temp2.sh
+++ b/temp2.sh
@@ -1,5 +1,7 @@
 #!/bin/sh -x
 
+# sudo apt-get install jq
+#
 # install as cgi-script and invoke to get png
 
 #ssh rpi 'cat `ls -t /dev/shm/vaillant.* | head -1` | sed "s/  .*| */ /"' > /dev/shm/temp.tsv
@@ -9,16 +11,19 @@ curl -G 'http://10.60.0.89:8086/query' --data-urlencode "db=telegraf" --data-url
 curl -G 'http://10.60.0.89:8086/query' --data-urlencode "db=telegraf" --data-urlencode "epoch=s" --data-urlencode "q=SELECT \"value\" FROM \"mqtt_consumer\" WHERE time > now() - 48h AND \"topic\"='stat/boiler/DHT22/temperature'" | sed -e 's/^.*"values":\[\[//' -e 's/\],\[/\n/g' -e 's/,/ /g' -e 's/]].*$//' > /dev/shm/DHT22-temperature
 curl -G 'http://10.60.0.89:8086/query' --data-urlencode "db=telegraf" --data-urlencode "epoch=s" --data-urlencode "q=SELECT \"value\" FROM \"mqtt_consumer\" WHERE time > now() - 48h AND \"topic\"='stat/boiler/DHT22/humidity'" | sed -e 's/^.*"values":\[\[//' -e 's/\],\[/\n/g' -e 's/,/ /g' -e 's/]].*$//' > /dev/shm/DHT22-humidity
 
+curl -G 'http://10.60.0.89:8086/query' --data-urlencode "db=telegraf" --data-urlencode "epoch=s" --data-urlencode "q=SELECT \"temperature_C\" FROM \"rtl_433\" WHERE time > now() - 48h AND \"topic\"='rpi2/rtl_433/influx' AND \"id\" = '5'" | sed -e 's/^.*"values":\[\[//' -e 's/\],\[/\n/g' -e 's/,/ /g' -e 's/]].*$//' > /dev/shm/rtl_433-temperature
+
 curl -G 'http://10.60.0.89:8086/query' --data-urlencode "db=telegraf" --data-urlencode "epoch=s" --data-urlencode "q=SELECT mean(\"value\"),spread(\"value\") FROM \"mqtt_consumer\" WHERE time > now() - 48h AND \"topic\"='stat/boiler/DS18B20/temperature'"  | jq '.results[0].series[0].values[0][1,2]' > /dev/shm/temperature.mean.spread
 curl -G 'http://10.60.0.89:8086/query' --data-urlencode "db=telegraf" --data-urlencode "epoch=s" --data-urlencode "q=SELECT mean(\"value\"),spread(\"value\") FROM \"mqtt_consumer\" WHERE time > now() - 48h AND \"topic\"='stat/boiler/DHT22/humidity'"  | jq '.results[0].series[0].values[0][1,2]' > /dev/shm/humidity.mean.spread
 
+curl -G 'http://10.60.0.89:8086/query' --data-urlencode "db=telegraf" --data-urlencode "epoch=s" --data-urlencode "q=SELECT \"humidity\" FROM \"rtl_433\" WHERE time > now() - 48h AND \"topic\"='rpi2/rtl_433/influx' AND \"id\" = '5'" | sed -e 's/^.*"values":\[\[//' -e 's/\],\[/\n/g' -e 's/,/ /g' -e 's/]].*$//' > /dev/shm/rtl_433-humidity
 
 cd /home/pi/vaillant-thermostat/
 gnuplot -e "t_mean=`head -1 /dev/shm/temperature.mean.spread`;t_spread=`tail -1 /dev/shm/temperature.mean.spread`;h_mean=`head -1 /dev/shm/humidity.mean.spread` ; h_spread=`tail -1 /dev/shm/humidity.mean.spread`" temp2.gnuplot
 convert /dev/shm/temp2.png -gravity center -extent 600x800 -colorspace Gray /dev/shm/temp2-gray.png
 # ln -s /dev/shm/temp2-gray.png /var/www/html/temp2.png 
 
-echo Location: temp2.png
+echo "Location: $REQUEST_SCHEME://$SERVER_NAME:$SERVER_PORT/temp2.png"
 echo
 
 exit 0