Last change
on this file since 8cc14b9 was
8cc14b9,
checked in by Norbert Wigbels <njw@…>, 8 years ago
|
Aufraeumen
|
-
Property mode set to
100644
|
File size:
1.0 KB
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Rev | Line | |
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[8cc14b9] | 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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