Class: PatientHttp::Client

Inherits:
Object
  • Object
show all
Defined in:
lib/patient_http/client.rb

Instance Method Summary collapse

Constructor Details

#initialize(processor) ⇒ Client

Returns a new instance of Client.



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# File 'lib/patient_http/client.rb', line 5

def initialize(processor)
  @processor = processor
  @client_pool = ClientPool.new(
    max_size: config.connection_pool_size,
    connection_timeout: config.connection_timeout,
    proxy_url: config.proxy_url,
    retries: config.retries
  )
  @response_reader = ResponseReader.new(@processor)
end

Instance Method Details

#close ⇒ void

This method returns an undefined value.

Close all clients and release resources.



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# File 'lib/patient_http/client.rb', line 54

def close
  @client_pool.close
end

#make_request(request, request_id) ⇒ Hash

Make an asynchronous HTTP request.

Parameters:

  • request (Request) —

    the request to make

  • request_id (String) —

    unique request identifier

Returns:

  • (Hash) —

    the response data with keys for :status, :headers, and :body



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# File 'lib/patient_http/client.rb', line 21

def make_request(request, request_id)
  async_response = nil

  begin
    headers = request_headers(request, request_id)
    body = Protocol::HTTP::Body::Buffered.wrap([request.body.to_s]) if request.body
    timeout = request.timeout || config.request_timeout

    Async::Task.current.with_timeout(timeout) do
      async_response = @client_pool.request(request.http_method, request.url, headers, body)
      headers_hash = async_response.headers.to_h.transform_values(&:to_s)
      body = @response_reader.read_body(async_response, headers_hash)

      {
        status: async_response.status,
        headers: headers_hash,
        body: body
      }
    end
  rescue => e
    # Close the response and evict the client for this host to ensure the
    # stale connection is not reused for subsequent requests.
    async_response&.close
    if connection_error?(e)
      @client_pool.evict(request.url)
    end
    raise
  end
end