Crystal standard library (HTTP::Server) Crystal

Isang Crystal snippet para sa Crystal standard library (HTTP::Server) na sumasagot sa mga request sa /pixel.gif gamit ang empty GIF, na isang beses lang dine-decode sa startup.

Crystal standard library (HTTP::Server) Crystal

Path

File: server.cr
Patakbuhin: crystal run server.cr

require "base64"
require "http/server"

GIF = Base64.decode("R0lGODlhAQABAIAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==")

server = HTTP::Server.new do |context|
  request, response = context.request, context.response
  if request.method == "GET" && request.path == "/pixel.gif"
    response.content_type = "image/gif"
    response.headers["Cache-Control"] = "no-store"
    response.content_length = GIF.size
    response.write(GIF)
  else
    response.respond_with_status(:not_found)
  end
end

server.bind_tcp "0.0.0.0", 8080
server.listen

Sinuri batay sa kasalukuyang dokumentasyon ng framework.

Suriin

curl -sI http://localhost:8080/pixel.gif

Opisyal na site: Crystal standard library (HTTP::Server)

Iba pa sa Crystal

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