Last change
on this file since 53aed1c was
53aed1c,
checked in by Norbert Wigbels <njw@…>, 9 years ago
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Gaszaehler mit RRDTool-Auswertung
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Property mode set to
100644
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File size:
797 bytes
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1 | #!/usr/bin/env ruby |
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2 | # |
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3 | # Author: Norbert Wigbels - foobla.wigbels.de/uber-foobla |
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4 | # |
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5 | # HotHotPiper continously reads the status of a |
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6 | # reed contact attached to the Raspberry Pi GPIO |
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7 | # |
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8 | # The reed measures gas usage. |
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9 | # |
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10 | # A magig URL is formed and called; the url |
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11 | # stores the sensor-data to wigbels.net |
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12 | # |
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13 | # todo: status-led |
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14 | # |
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15 | |
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16 | #------------------------------------------ |
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17 | # Tainted mode 0-4 |
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18 | $SAFE=0 |
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19 | |
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20 | #------------------------------------------ |
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21 | require 'net/http' |
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22 | require 'pi_piper' |
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23 | |
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24 | include PiPiper |
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25 | |
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26 | $mypath = File.expand_path(File.dirname(__FILE__)) |
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27 | |
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28 | |
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29 | watch :pin => 4, :trigger => :falling do |
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30 | puts('added 10 liter of gas to sensor-database') |
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31 | Net::HTTP.get(URI.parse('http://www.wigbels.net/cgi-bin/hhw.rb?sensorid=1&data=10')) |
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32 | system("rrdtool update #{$mypath}/gas.rrd N:10") |
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33 | end |
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34 | |
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35 | PiPiper.wait |
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