}

		case <-time.After(ztunnelKeepAliveCheckInterval):
			// do a short read, just to see if the connection to ztunnel is
			// still alive. As ztunnel shouldn't send anything unless we send
			// something first, we expect to get an os.ErrDeadlineExceeded error
			// here if the connection is still alive.
			// note that unlike tcp connections, reading is a good enough test here.
			_, err := conn.readMessage(time.Second / 100)
			switch {

          "expr": "sum(irate(istio_requests_total{reporter=~\"$qrep\", connection_security_policy=\"mutual_tls\", destination_workload_namespace=~\"$namespace\", destination_workload=~\"$workload\",response_code!~\"5.*\", source_workload=~\"$srcwl\", source_workload_namespace=~\"$srcns\"}[5m])) by (source_workload, source_workload_namespace) / sum(irate(istio_requests_total{reporter=~\"$qrep\", connection_security_policy=\"mutual_tls\", destination_workload_namespace=~\"$namespace\", d...

	}
	errFatal(h1.Register(local, handler1))
	errFatal(h2.Register(local, handler2))

	errFatal(h1.Register(remote, handler1))
	errFatal(h2.Register(remote, handler2))

	// local to remote connection
	remoteConn := local.Connection(remoteHost)
	const testPayload = "Hello Grid World!"

	start := time.Now()
	req := testRequest{Num: 1, String: testPayload}
	resp, err := h1.Call(context.Background(), remoteConn, &req)

		xhttp.DrainBody(respBody)
		return !isNetworkError(err)
	}
	var gridConn atomic.Pointer[grid.Connection]

	return &peerRESTClient{
		host: peer, restClient: restClient, gridHost: gridHost,
		gridConn: func() *grid.Connection {
			// Lazy initialization of grid connection.
			// When we create this peer client, the grid connection is likely not yet initialized.
			if gridHost == "" {

	ctx              context.Context
	cancel           context.CancelFunc
	inbound          chan []byte
	parent           *Connection
	sendMu           sync.Mutex
	recvMu           sync.Mutex
	outBlock         chan struct{}
}

func newMuxStateless(ctx context.Context, msg message, c *Connection, handler StatelessHandler) *muxServer {
	var cancel context.CancelFunc
	ctx = setCaller(ctx, c.remote)
	if msg.DeadlineMS > 0 {

    this.withLock {
      if (closed) throw IOException("closed")
      if (!client) return // Nothing to write; servers don't send connection headers!
      if (logger.isLoggable(FINE)) {
        logger.fine(format(">> CONNECTION ${CONNECTION_PREFACE.hex()}"))
      }
      sink.write(CONNECTION_PREFACE)
      sink.flush()
    }
  }

  /** Applies `peerSettings` and then sends a settings ACK. */
  @Throws(IOException::class)

}

// Returns a peer S3 client.
func newPeerS3Client(node Node) peerS3Client {
	var gridConn atomic.Pointer[grid.Connection]

	return &remotePeerS3Client{
		node: node,
		gridConn: func() *grid.Connection {
			// Lazy initialization of grid connection.
			// When we create this peer client, the grid connection is likely not yet initialized.
			if node.GridHost == "" {

    clientListener.assertTextMessage("Hello, WebSockets!")
    closeWebSockets(webSocket, server)
  }

  /**
   * We had a bug where web socket connections were leaked if the HTTP connection upgrade was not
   * successful. This test confirms that connections are released back to the connection pool!
   * https://github.com/square/okhttp/issues/4258
   */
  @Test
  @Throws(Exception::class)
  fun webSocketConnectionIsReleased() {

```
ftp> ls runner/chunkdocs/metadata
229 Entering Extended Passive Mode (|||44269|)
150 Opening ASCII mode data connection for file list
-rwxrwxrwx 1 nobody nobody           45 Apr  1 06:13 chunkdocs/metadata
226 Closing data connection, sent 75 bytes
ftp> get
(remote-file) runner/chunkdocs/metadata
(local-file) test
local: test remote: runner/chunkdocs/metadata
229 Entering Extended Passive Mode (|||37785|)

		return err
	}

	return target.store.Del(key.Name)
}

// Close - closes underneath connections to NATS server.
func (target *NATSTarget) Close() (err error) {
	close(target.quitCh)
	if target.stanConn != nil {
		// closing the streaming connection does not close the provided NATS connection.
		if target.stanConn.NatsConn() != nil {
			target.stanConn.NatsConn().Close()
		}