grpc.MaxRecvMsgSize(maxRecvMsgSize),
		// Ensure we allow clients sufficient ability to send keep alives. If this is higher than client
		// keep alive setting, it will prematurely get a GOAWAY sent.
		grpc.KeepaliveEnforcementPolicy(keepalive.EnforcementPolicy{
			MinTime: options.Time / 2,
		}),
		grpc.KeepaliveParams(keepalive.ServerParameters{
			Time:                  options.Time,

 * limitations under the License.
 */
package okhttp3.internal.http2

import java.io.IOException

/**
 * Thrown when an HTTP/2 connection is shutdown (either explicitly or if the peer has sent a GOAWAY
 * frame) and an attempt is made to use the connection.
 */

    fail("")
  }

  override fun ackSettings() {
    fail("")
  }

  override fun ping(
    ack: Boolean,
    payload1: Int,
    payload2: Int,
  ) {
    fail("")
  }

  override fun goAway(
    lastGoodStreamId: Int,
    errorCode: ErrorCode,
    debugData: ByteString,
  ) {
    fail("")
  }

  override fun windowUpdate(
    streamId: Int,
    windowSizeIncrement: Long,
  ) {

		if utilfeature.DefaultFeatureGate.Enabled(genericfeatures.UnauthenticatedHTTP2DOSMitigation) && req.ProtoMajor == 2 && isAnonymousUser(resp.User) {
			// limit this connection to just this request,
			// and then send a GOAWAY and tear down the TCP connection
			// https://github.com/golang/net/commit/97aa3a539ec716117a9d15a4659a911f50d13c3c
			w.Header().Set("Connection", "close")
		}

		"--min-request-timeout for specific types of requests.")

	fs.Float64Var(&s.GoawayChance, "goaway-chance", s.GoawayChance, ""+
		"To prevent HTTP/2 clients from getting stuck on a single apiserver, randomly close a connection (GOAWAY). "+

    val pingFrame = peer.takeFrame()
    assertThat(pingFrame.type).isEqualTo(Http2.TYPE_PING)
    val goaway = peer.takeFrame()
    assertThat(goaway.type).isEqualTo(Http2.TYPE_GOAWAY)
    assertThat(goaway.streamId).isEqualTo(0)
    assertThat(goaway.errorCode).isEqualTo(ErrorCode.PROTOCOL_ERROR)
  }

  @Test fun close() {
    // Write the mocking script.

  /** Lookup table for valid frame types. */
  private val FRAME_NAMES =
    arrayOf(
      "DATA", "HEADERS", "PRIORITY", "RST_STREAM", "SETTINGS", "PUSH_PROMISE", "PING", "GOAWAY",
      "WINDOW_UPDATE", "CONTINUATION",
    )

  /**
   * Lookup table for valid flags for DATA, HEADERS, CONTINUATION. Invalid combinations are
   * represented in binary.
   */

    assertThat(sendGoAway(expectedStreamId, expectedError, EMPTY_BYTE_ARRAY))
      .isEqualTo(frame)
    reader.nextFrame(
      requireSettings = false,
      object : BaseTestHandler() {
        override fun goAway(
          lastGoodStreamId: Int,
          errorCode: ErrorCode,
          debugData: ByteString,
        ) {
          assertThat(lastGoodStreamId).isEqualTo(expectedStreamId)

	cc.mu.Lock()
	defer cc.mu.Unlock()

	old := cc.goAway
	cc.goAway = f

	// Merge the previous and current GoAway error frames.
	if cc.goAwayDebug == "" {
		cc.goAwayDebug = string(f.DebugData())
	}
	if old != nil && old.ErrCode != http2ErrCodeNo {
		cc.goAway.ErrCode = old.ErrCode
	}
	last := f.LastStreamID
	for streamID, cs := range cc.streams {

    assertThat(frameLog(true, 3, 226, TYPE_DATA, FLAG_END_STREAM))
      .isEqualTo("<< 0x00000003   226 DATA          END_STREAM")
    assertThat(frameLog(false, 0, 8, TYPE_GOAWAY, FLAG_NONE))
      .isEqualTo(">> 0x00000000     8 GOAWAY        ")
  }

  /** Window update frames have special formatting.  */
  @Test
  fun windowUpdateFrames() {
    assertThat(frameLogWindowUpdate(false, 0, 4, Int.MAX_VALUE.toLong()))