Examples with PENDING_CONNECTIONS reactor.netty.Metrics.PENDING_CONNECTIONS used on opensource projects

Example 1 with PENDING_CONNECTIONS

use of reactor.netty.Metrics.PENDING_CONNECTIONS in project reactor-netty by reactor.

the class PooledConnectionProviderDefaultMetricsTest method doTest.

private void doTest(HttpServer server, HttpClient client, String poolName, boolean clientMetricsEnabled, int expectedMaxConnection, int expectedMaxPendingAcquire) throws Exception {
    disposableServer = server.handle((req, res) -> res.header("Connection", "close").sendString(Mono.just("test"))).bindNow();
    AtomicBoolean metrics = new AtomicBoolean(false);
    CountDownLatch latch = new CountDownLatch(1);
    boolean isSecured = client.configuration().sslProvider() != null;
    client.doOnResponse((res, conn) -> {
        conn.channel().closeFuture().addListener(f -> latch.countDown());
        double totalConnections = getGaugeValue(CONNECTION_PROVIDER_PREFIX + TOTAL_CONNECTIONS, poolName);
        double activeConnections = getGaugeValue(CONNECTION_PROVIDER_PREFIX + ACTIVE_CONNECTIONS, poolName);
        double maxConnections = getGaugeValue(CONNECTION_PROVIDER_PREFIX + MAX_CONNECTIONS, poolName);
        double idleConnections = getGaugeValue(CONNECTION_PROVIDER_PREFIX + IDLE_CONNECTIONS, poolName);
        double pendingConnections = getGaugeValue(CONNECTION_PROVIDER_PREFIX + PENDING_CONNECTIONS, poolName);
        double maxPendingConnections = getGaugeValue(CONNECTION_PROVIDER_PREFIX + MAX_PENDING_CONNECTIONS, poolName);
        if (totalConnections == 1 && activeConnections == 1 && idleConnections == 0 && pendingConnections == 0 && maxConnections == expectedMaxConnection && maxPendingConnections == expectedMaxPendingAcquire) {
            metrics.set(true);
        }
        if (isSecured) {
            double activeStreams = getGaugeValue(CONNECTION_PROVIDER_PREFIX + ACTIVE_STREAMS, "http2." + poolName);
            double pendingStreams = getGaugeValue(CONNECTION_PROVIDER_PREFIX + PENDING_STREAMS, "http2." + poolName);
            if (activeStreams == 1 && pendingStreams == 0) {
                metrics.set(true);
            }
        }
    }).metrics(clientMetricsEnabled, Function.identity()).get().uri("/").responseContent().aggregate().asString().block(Duration.ofSeconds(30));
    assertThat(latch.await(30, TimeUnit.SECONDS)).as("latch await").isTrue();
    assertThat(metrics.get()).isTrue();
    if (isSecured) {
        assertThat(getGaugeValue(CONNECTION_PROVIDER_PREFIX + TOTAL_CONNECTIONS, poolName)).isEqualTo(1);
        assertThat(getGaugeValue(CONNECTION_PROVIDER_PREFIX + IDLE_CONNECTIONS, poolName)).isEqualTo(1);
        assertThat(getGaugeValue(CONNECTION_PROVIDER_PREFIX + ACTIVE_STREAMS, "http2." + poolName)).isEqualTo(0);
        assertThat(getGaugeValue(CONNECTION_PROVIDER_PREFIX + PENDING_STREAMS, "http2." + poolName)).isEqualTo(0);
    } else {
        assertThat(getGaugeValue(CONNECTION_PROVIDER_PREFIX + TOTAL_CONNECTIONS, poolName)).isEqualTo(0);
        assertThat(getGaugeValue(CONNECTION_PROVIDER_PREFIX + IDLE_CONNECTIONS, poolName)).isEqualTo(0);
    }
    assertThat(getGaugeValue(CONNECTION_PROVIDER_PREFIX + ACTIVE_CONNECTIONS, poolName)).isEqualTo(0);
    assertThat(getGaugeValue(CONNECTION_PROVIDER_PREFIX + PENDING_CONNECTIONS, poolName)).isEqualTo(0);
    assertThat(getGaugeValue(CONNECTION_PROVIDER_PREFIX + MAX_CONNECTIONS, poolName)).isEqualTo(expectedMaxConnection);
    assertThat(getGaugeValue(CONNECTION_PROVIDER_PREFIX + MAX_PENDING_CONNECTIONS, poolName)).isEqualTo(expectedMaxPendingAcquire);
}