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# File 'lib/tcpsnitch_analyzer/opt_parser.rb', line 6
def self.parse(args)
options = OpenStruct.new
options.analysis_type = ProportionStat
options.event_filter = nil
options.node_path = "type"
begin
OptionParser.new do |opts|
opts.banner = "Usage: #{EXECUTABLE} [-h] [options] file...\n"
opts.separator ""
opts.separator "Analyze tcpsnitch JSON traces."
opts.separator ""
opts.separator "Options:"
opts.on("-a", "--analysis [TYPE]", "TYPE of statistic analysis:
descriptive (d), proportion (p) or timeserie (t).") do |type|
TcpsnitchAnalyzer.error("missing -a argument") unless type
case type.downcase
when /^d.*/
options.analysis_type = DescriptiveStat
when /^p.*/
options.analysis_type = ProportionStat
when /^t.*/
options.analysis_type = TimeSerieStat
else
TcpsnitchAnalyzer.error("invalid -a argument: '#{type}'")
end
end
opts.on("-e", "--event [FILTER]", "filter on events of type FILTER") do |ev|
TcpsnitchAnalyzer.error("missing -e argument") unless ev
options.event_filter = ev
end
opts.on_tail("-h", "--help", "show this help text") do
puts opts
exit
end
opts.on("-n", "--node [PATH]", "compute on node at PATH") do |node|
TcpsnitchAnalyzer.error("missing -n argument") unless node
options.node_path = node
end
opts.on_tail("--version", "show version") do
puts VERSION
exit
end
end.parse!(args) rescue OptionParser::ParseError => e
TcpsnitchAnalyzer.error(e)
end
options
end
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