19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
|
# File 'lib/app/models/bsdnet/bytes_in_out.rb', line 19
def self.bytes_chart(options)
chart = self.chart_structure({:title => "Network traffic in/out", :value_axis => { :title => "Network traffic [Bytes]"}})
values = Bsdnet::BytesInOut.where(:timestamp.gte => options[:start]).
where(:timestamp.lt => options[:end]).
where(:host_id => options[:host_id]).
where(:plugin_id => options[:plugin_id]).
order(timestamp: :asc)
prev = nil
values.each do |data|
if prev.nil?
prev = data
next
end
bytes_in_per_sec = (data[:bytes_in_v4] - prev[:bytes_in_v4])/(data[:timestamp] - prev[:timestamp])
bytes_out_per_sec = (data[:bytes_out_v4] - prev[:bytes_out_v4])/(data[:timestamp] - prev[:timestamp])
chart[:graph_data] << {
:timestamp => data[:timestamp],
:bytes_out => bytes_out_per_sec.to_i,
:bytes_in => bytes_in_per_sec.to_i
}
prev = data
end
chart
end
|