Last change
on this file since 8cc14b9 was
8cc14b9,
checked in by Norbert Wigbels <njw@…>, 8 years ago
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Aufraeumen
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-
Property mode set to
100644
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File size:
1.0 KB
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Line | |
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1 | #!/usr/bin/env ruby |
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2 | |
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3 | require 'pi_piper' |
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4 | include PiPiper |
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5 | |
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6 | mypath = File.expand_path(File.dirname(__FILE__)) |
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7 | trigger_step = 0.01 |
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8 | trigger_watch = 0 |
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9 | counter = 0.0 |
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10 | timestamp = Time.now.to_i |
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11 | |
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12 | def last_rrd_count(concretepath) |
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13 | val = 0.0 |
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14 | handle = IO.popen("rrdtool lastupdate #{concretepath}") |
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15 | handle.each_line do |line| |
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16 | m = line.match("^[0-9]*: ([0-9.]*) [0-9.]*") |
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17 | if m |
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18 | val = m[1].to_f |
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19 | break |
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20 | end |
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21 | end |
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22 | return val |
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23 | end |
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24 | |
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25 | watch :pin => 4, :trigger => :falling do |
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26 | puts('triggered watch to 1') |
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27 | trigger_watch = 1 |
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28 | end |
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29 | |
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30 | rrdpath = mypath + "/gasneu.rrd" |
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31 | counter = last_rrd_count(rrdpath) |
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32 | puts('Counter restored to: '+counter.to_s) |
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33 | |
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34 | loop do |
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35 | if trigger_watch == 1 then |
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36 | counter = counter + trigger_step |
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37 | system("rrdtool update #{rrdpath} N:#{counter}:#{trigger_step}") |
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38 | puts('Counter updated to: '+counter.to_s) |
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39 | timestamp = Time.now.to_i |
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40 | trigger_watch = 0 |
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41 | elsif Time.now.to_i - timestamp > 3600 |
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42 | system("rrdtool update #{rrdpath} N:#{counter}:0") |
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43 | timestamp = Time.now.to_i |
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44 | end |
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45 | sleep(1) |
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46 | end |
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47 | |
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