Module: Daytona::Util

Defined in:
lib/daytona/util.rb

Class Method Summary collapse

Class Method Details

.demux(line) ⇒ Object 



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# File 'lib/daytona/util.rb', line 16

def self.demux(line)
  out_parts = []
  err_parts = []
  state = nil
  pos = 0

  while pos < line.bytesize
    si = line.index(STDOUT_PREFIX, pos)
    ei = line.index(STDERR_PREFIX, pos)

    if si && (ei.nil? || si < ei)
      next_idx = si
      next_state = :stdout
    elsif ei
      next_idx = ei
      next_state = :stderr
    else
      case state
      when :stdout then out_parts << line[pos..]
      when :stderr then err_parts << line[pos..]
      end
      break
    end

    if pos < next_idx
      chunk = line[pos...next_idx]
      case state
      when :stdout then out_parts << chunk
      when :stderr then err_parts << chunk
      end
    end

    state = next_state
    pos = next_idx + PREFIX_LEN
  end

  [out_parts.join, err_parts.join]
end

.stream_async(uri:, on_chunk:, headers: nil) ⇒ Thread

Parameters:

  • uri (URI)
  • on_chunk (Proc)
  • headers (Hash<String, String>) (defaults to: nil)

Returns:

  • (Thread) 


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# File 'lib/daytona/util.rb', line 59

def self.stream_async(uri:, on_chunk:, headers: nil) # rubocop:disable Metrics/AbcSize, Metrics/MethodLength
  Sdk.logger.debug("Starting async stream: #{uri}")
  Thread.new do
    Net::HTTP.start(uri.host, uri.port, use_ssl: uri.scheme == 'https') do |http|
      request = Net::HTTP::Get.new(uri, headers)

      http.request(request) do |response|
        response.read_body do |chunk|
          Sdk.logger.debug("Chunked response received: #{chunk.inspect}")
          on_chunk.call(chunk)
        end
      end
    end
  rescue Net::ReadTimeout => e
    Sdk.logger.debug("Async stream (#{uri}) timeout: #{e.inspect}")
  end
end