Class: Anthropic::Internal::Transport::PooledNetRequester Private

Inherits:
Object
  • Object
show all
Extended by:
Util::SorbetRuntimeSupport
Defined in:
lib/anthropic/internal/transport/pooled_net_requester.rb

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

Constant Summary collapse

KEEP_ALIVE_TIMEOUT =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future.

from the golang stdlib https://github.com/golang/go/blob/c8eced8580028328fde7c03cbfcb720ce15b2358/src/net/http/transport.go#L49

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DEFAULT_MAX_CONNECTIONS =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

[Etc.nprocessors, 99].max

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Util::SorbetRuntimeSupport

const_missing, define_sorbet_constant!, sorbet_constant_defined?, to_sorbet_type, to_sorbet_type

Constructor Details

#initialize(size: self.class::DEFAULT_MAX_CONNECTIONS) ⇒ PooledNetRequester

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns a new instance of PooledNetRequester.

Parameters:

  • size (Integer) (defaults to: self.class::DEFAULT_MAX_CONNECTIONS) 


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# File 'lib/anthropic/internal/transport/pooled_net_requester.rb', line 192

def initialize(size: self.class::DEFAULT_MAX_CONNECTIONS)
  @mutex = Mutex.new
  @size = size
  @pools = {}
end

Class Method Details

.build_request(request, &blk) {|| ... } ⇒ Array(Net::HTTPGenericRequest, Proc)

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Parameters:

  • request (Hash{Symbol=>Object}) —

    .

    @option request [Symbol] :method

    @option request [URI::Generic] :url

    @option request [HashString=>String] :headers

  • blk (Proc)

Yield Parameters:

  • (String)

Returns:

  • (Array(Net::HTTPGenericRequest, Proc)) 


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# File 'lib/anthropic/internal/transport/pooled_net_requester.rb', line 62

def build_request(request, &blk)
  method, url, headers, body = request.fetch_values(:method, :url, :headers, :body)
  req = Net::HTTPGenericRequest.new(
    method.to_s.upcase,
    !body.nil?,
    method != :head,
    URI(url.to_s) # ensure we construct a URI class of the right scheme
  )

  headers.each { req[_1] = _2 }

  case body
  in nil
    nil
  in String
    req["content-length"] ||= body.bytesize.to_s unless req["transfer-encoding"]
    req.body_stream = Anthropic::Internal::Util::ReadIOAdapter.new(body, &blk)
  in StringIO
    req["content-length"] ||= body.size.to_s unless req["transfer-encoding"]
    req.body_stream = Anthropic::Internal::Util::ReadIOAdapter.new(body, &blk)
  in Pathname | IO | Enumerator
    req["transfer-encoding"] ||= "chunked" unless req["content-length"]
    req.body_stream = Anthropic::Internal::Util::ReadIOAdapter.new(body, &blk)
  end

  [req, req.body_stream&.method(:close)]
end

.calibrate_socket_timeout(conn, deadline) ⇒ void

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Parameters:

  • conn (Net::HTTP)
  • deadline (Float) 


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# File 'lib/anthropic/internal/transport/pooled_net_requester.rb', line 43

def calibrate_socket_timeout(conn, deadline)
  timeout = deadline - Anthropic::Internal::Util.monotonic_secs
  conn.open_timeout = conn.read_timeout = conn.write_timeout = conn.continue_timeout = timeout
end

.connect(url) ⇒ Net::HTTP

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Parameters:

  • url (URI::Generic)

Returns:

  • (Net::HTTP) 


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# File 'lib/anthropic/internal/transport/pooled_net_requester.rb', line 22

def connect(url)
  port =
    case [url.port, url.scheme]
    in [Integer, _]
      url.port
    in [nil, "http" | "ws"]
      Net::HTTP.http_default_port
    in [nil, "https" | "wss"]
      Net::HTTP.https_default_port
    end

  Net::HTTP.new(url.host, port).tap do
    _1.use_ssl = %w[https wss].include?(url.scheme)
    _1.max_retries = 0
  end
end

Instance Method Details

#execute(request) ⇒ Array(Integer, Net::HTTPResponse, Enumerable<String>)

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Parameters:

  • request (Hash{Symbol=>Object}) —

    .

    @option request [Symbol] :method

    @option request [URI::Generic] :url

    @option request [HashString=>String] :headers

    @option request [Object] :body

    @option request [Float] :deadline

Returns:

  • (Array(Integer, Net::HTTPResponse, Enumerable<String>)) 


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# File 'lib/anthropic/internal/transport/pooled_net_requester.rb', line 127

def execute(request)
  url, deadline = request.fetch_values(:url, :deadline)

  req = nil
  finished = false

  # rubocop:disable Metrics/BlockLength
  enum = Enumerator.new do |y|
    next if finished

    with_pool(url, deadline: deadline) do |conn|
      eof = false
      closing = nil
      ::Thread.handle_interrupt(Object => :never) do
        ::Thread.handle_interrupt(Object => :immediate) do
          req, closing = self.class.build_request(request) do
            self.class.calibrate_socket_timeout(conn, deadline)
          end

          self.class.calibrate_socket_timeout(conn, deadline)
          unless conn.started?
            conn.keep_alive_timeout = self.class::KEEP_ALIVE_TIMEOUT
            conn.start
          end

          self.class.calibrate_socket_timeout(conn, deadline)
          conn.request(req) do |rsp|
            y << [req, rsp]
            break if finished

            rsp.read_body do |bytes|
              y << bytes.force_encoding(Encoding::BINARY)
              break if finished

              self.class.calibrate_socket_timeout(conn, deadline)
            end
            eof = true
          end
        end
      ensure
        begin
          conn.finish if !eof && conn&.started?
        ensure
          closing&.call
        end
      end
    end
  rescue Timeout::Error
    raise Anthropic::Errors::APITimeoutError.new(url: url, request: req)
  rescue StandardError
    raise Anthropic::Errors::APIConnectionError.new(url: url, request: req)
  end
  # rubocop:enable Metrics/BlockLength

  _, response = enum.next
  body = Anthropic::Internal::Util.fused_enum(enum, external: true) do
    finished = true
    loop { enum.next }
  end
  [Integer(response.code), response, body]
end