git.rot13.org Git - rpi-ds18b20/blob - w1-ds18b20-influx.sh

   1 #!/bin/sh -e
   2
   3
   4 influx_url="http://127.0.0.1:8086/write?consistency=any&db=ffzg"
   5 influx=/dev/shm/temp.influx
   6 test -z "$DC" && DC=a125
   7
   8 :> $influx
   9
  10 ls /sys/bus/w1/devices/w1_bus_master*/*-*/w1_slave | while read path ; do
  11         temp=$( cat $path | grep t= | cut -d= -f2 )
  12         if [ ! -z "$temp" -a $temp -ne 85000 ] ; then # 85 is error
  13                 temp=$( echo $temp | awk '{ printf "%.3f\n", $1 / 1000 }' )
  14                 id=$( echo $path | cut -d/ -f 7 )
  15                 name=$( grep "^$id" id2name.txt | cut -d' ' -f2 )
  16                 echo "ac_temp,dc=$DC,sensor=$id,name=$name temperature=$temp" >> $influx
  17                 echo $temp > /dev/shm/ds18b20.$id
  18                 echo $temp > /dev/shm/ds18b20.name.$name
  19                 echo $DC $name $id $temp
  20                 curl --silent -XPOST $influx_url --data-binary "@$influx"
  21         fi
  22 done
  23
  24