76 lines
2.0 KiB
Crystal
76 lines
2.0 KiB
Crystal
require "http"
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require "./kemal/*"
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require "./kemal/helpers/*"
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module Kemal
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# Overload of self.run with the default startup logging
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def self.run(port = nil)
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self.run port do
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log "[#{config.env}] Kemal is ready to lead at #{config.scheme}://#{config.host_binding}:#{config.port}\n"
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end
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end
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# Overload of self.run to allow just a block
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def self.run(&block)
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self.run nil, &block
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end
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# The command to run a `Kemal` application.
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# The port can be given to `#run` but is optional.
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# If not given Kemal will use `Kemal::Config#port`
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def self.run(port = nil, &block)
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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.port = port if port
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config.server = HTTP::Server.new(config.host_binding, config.port, config.handlers)
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{% if !flag?(:without_openssl) %}
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config.server.tls = config.ssl
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{% end %}
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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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log "Kemal is going to take a rest!\n" if config.shutdown_message
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Kemal.stop
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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("lib/kemal/images/#{image}", Dir.current)
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if File.exists? file_path
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send_file env, file_path
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else
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halt env, 404
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end
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end
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end
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config.running = true
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yield config
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config.server.listen if config.env != "test"
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end
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def self.stop
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if config.running
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if config.server
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config.server.close
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config.running = false
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else
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raise "Kemal.config.server is not set. Please use Kemal.run to set the server."
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end
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else
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raise "Kemal is already stopped."
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end
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end
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end
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