29 lines
810 B
Ruby
29 lines
810 B
Ruby
require 'rack'
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require './dnsbl_exporter'
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run lambda {|env|
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begin
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req = Rack::Request.new env
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case req.path
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when '/metrics'
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collector = DnsblCollector.new
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target =
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begin
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target = IPAddr.new req.params['target']
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rescue IPAddr::AddressFamilyError
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return [400, {"Content-Type" => "text/plain"}, ["Valid target-IP-Address expected.\n"]]
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end
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collector.collect target
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[200, {"Content-Type" => "text/plain"}, [
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Prometheus::Client::Formats::Text.marshal( collector.prometheus)
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]]
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else
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[404, {"Content-Type" => "text/plain"}, ["Not found.\nYou want to try /metrics?\n"]]
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end
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rescue
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STDERR.puts "#$! (#{$!.class})", $!.backtrace
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[500, {"Content-Type" => "text/plain"}, ["Server-error.\n"]]
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end
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}
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