47 lines
1.4 KiB
Crystal
47 lines
1.4 KiB
Crystal
require "./kemal/*"
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require "./kemal/middleware/*"
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module Kemal
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# The command to run a `Kemal` application.
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def self.run
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Kemal::CLI.new
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config = Kemal.config
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config.setup
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config.add_handler Kemal::RouteHandler::INSTANCE
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config.server = HTTP::Server.new(config.host_binding.not_nil!, config.port, config.handlers)
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config.server.not_nil!.tls = config.ssl
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unless Kemal.config.error_handlers.has_key?(404)
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error 404 do |env|
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render_404
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end
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end
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# Test environment doesn't need to have signal trap, built-in images, and logging.
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unless config.env == "test"
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Signal::INT.trap {
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config.logger.write "Kemal is going to take a rest!\n"
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config.server.not_nil!.close
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exit
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}
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# This route serves the built-in images for not_found and exceptions.
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get "/__kemal__/:image" do |env|
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image = env.params.url["image"]
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file_path = File.expand_path("libs/kemal/images/#{image}", Dir.current)
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if File.exists? file_path
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env.response.headers.add "Content-Type", "application/octet-stream"
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env.response.content_length = File.size(file_path)
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File.open(file_path) do |file|
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IO.copy(file, env.response)
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end
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end
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end
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config.logger.write "[#{config.env}] Kemal is ready to lead at #{config.scheme}://#{config.host_binding}:#{config.port}\n"
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config.server.not_nil!.listen
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end
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end
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end
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