Class: Fwd::CLI

Inherits:
Hash
  • Object
show all
Defined in:
lib/fwd/cli.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(argv) ⇒ CLI

Returns a new instance of CLI.



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# File 'lib/fwd/cli.rb', line 12

def initialize(argv)
  super()
  parser.parse!(argv)
  @core = Fwd.new(self)
end

Instance Attribute Details

#core ⇒ Object (readonly)

Returns the value of attribute core.



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# File 'lib/fwd/cli.rb', line 10

def core
  @core
end

Class Method Details

.run!(argv = ARGV) ⇒ Object 



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# File 'lib/fwd/cli.rb', line 6

def self.run!(argv = ARGV)
  new(argv).run!
end

Instance Method Details

#parser ⇒ Object 



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# File 'lib/fwd/cli.rb', line 22

def parser
  @parser ||= OptionParser.new do |o|
    o.banner = "Usage: fwd-rb [options]"
    o.separator ""

    o.on("-B", "--bind URI", "Listen on this address. Default: tcp://0.0.0.0:7289") do |uri|
      update bind: URI.parse(uri).to_s
    end

    o.on("-F", "--forward U1,[..,Un]", Array, "Forward to these URIs") do |uris|
      update forward: uris.map {|uri| URI.parse(uri).to_s }
    end

    o.on("-f", "--flush L:M:N",
      "Flush after an interval of N seconds, " <<
      "or after receiving M messages, " <<
      "or after the limit of L bytes was reached. " <<
      "Default: 0:10000:60") do |values|
      l,m,n = values.split(":").map(&:to_i)
      update flush_limit: l.to_i, flush_rate: m.to_i, flush_interval: n.to_i
    end

    o.on("--path PATH", "Root path for storage. Default: ./tmp") do |path|
      update path: path
    end

    o.on("--prefix STRING", "Custom prefix for buffer files. Default: buffer") do |prefix|
      update prefix: prefix
    end

    o.separator ""
    o.on_tail("-h", "--help", "Show this message") do
      puts o
      exit
    end
  end
end

#run! ⇒ Object 



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# File 'lib/fwd/cli.rb', line 18

def run!
  @core.run!
end