Examples with GracefulShutdownResult org.springframework.boot.web.server.GracefulShutdownResult used on opensource projects

Example 1 with GracefulShutdownResult

use of org.springframework.boot.web.server.GracefulShutdownResult in project spring-boot by spring-projects.

the class AbstractReactiveWebServerFactoryTests method whenARequestIsActiveAfterGracefulShutdownEndsThenStopWillComplete.

@Test
void whenARequestIsActiveAfterGracefulShutdownEndsThenStopWillComplete() throws InterruptedException {
    AbstractReactiveWebServerFactory factory = getFactory();
    factory.setShutdown(Shutdown.GRACEFUL);
    BlockingHandler blockingHandler = new BlockingHandler();
    this.webServer = factory.getWebServer(blockingHandler);
    this.webServer.start();
    Mono<ResponseEntity<Void>> request = getWebClient(this.webServer.getPort()).build().get().retrieve().toBodilessEntity();
    AtomicReference<ResponseEntity<Void>> responseReference = new AtomicReference<>();
    CountDownLatch responseLatch = new CountDownLatch(1);
    request.subscribe((response) -> {
        responseReference.set(response);
        responseLatch.countDown();
    });
    blockingHandler.awaitQueue();
    AtomicReference<GracefulShutdownResult> result = new AtomicReference<>();
    this.webServer.shutDownGracefully(result::set);
    this.webServer.stop();
    Awaitility.await().atMost(Duration.ofSeconds(30)).until(() -> GracefulShutdownResult.REQUESTS_ACTIVE == result.get());
    blockingHandler.completeOne();
}

Example 2 with GracefulShutdownResult

use of org.springframework.boot.web.server.GracefulShutdownResult in project spring-boot by spring-projects.

the class AbstractReactiveWebServerFactoryTests method givenAnInflightRequestWhenTheServerIsStoppedThenGracefulShutdownCallbackIsCalledWithRequestsActive.

@Test
void givenAnInflightRequestWhenTheServerIsStoppedThenGracefulShutdownCallbackIsCalledWithRequestsActive() throws Exception {
    AbstractReactiveWebServerFactory factory = getFactory();
    factory.setShutdown(Shutdown.GRACEFUL);
    BlockingHandler blockingHandler = new BlockingHandler();
    this.webServer = factory.getWebServer(blockingHandler);
    this.webServer.start();
    Mono<ResponseEntity<Void>> request = getWebClient(this.webServer.getPort()).build().get().retrieve().toBodilessEntity();
    AtomicReference<ResponseEntity<Void>> responseReference = new AtomicReference<>();
    CountDownLatch responseLatch = new CountDownLatch(1);
    request.subscribe((response) -> {
        responseReference.set(response);
        responseLatch.countDown();
    });
    blockingHandler.awaitQueue();
    AtomicReference<GracefulShutdownResult> result = new AtomicReference<>();
    this.webServer.shutDownGracefully(result::set);
    assertThat(responseReference.get()).isNull();
    try {
        this.webServer.stop();
    } catch (Exception ex) {
    // Continue
    }
    System.out.println("Stopped");
    Awaitility.await().atMost(Duration.ofSeconds(5)).until(() -> GracefulShutdownResult.REQUESTS_ACTIVE == result.get());
    blockingHandler.completeOne();
}

Example 3 with GracefulShutdownResult

use of org.springframework.boot.web.server.GracefulShutdownResult in project spring-boot by spring-projects.

the class AbstractReactiveWebServerFactoryTests method whenARequestRemainsInFlightThenShutDownGracefullyDoesNotInvokeCallbackUntilTheRequestCompletes.

@Test
void whenARequestRemainsInFlightThenShutDownGracefullyDoesNotInvokeCallbackUntilTheRequestCompletes() throws Exception {
    AbstractReactiveWebServerFactory factory = getFactory();
    factory.setShutdown(Shutdown.GRACEFUL);
    BlockingHandler blockingHandler = new BlockingHandler();
    this.webServer = factory.getWebServer(blockingHandler);
    this.webServer.start();
    Mono<ResponseEntity<Void>> request = getWebClient(this.webServer.getPort()).build().get().retrieve().toBodilessEntity();
    AtomicReference<ResponseEntity<Void>> responseReference = new AtomicReference<>();
    CountDownLatch responseLatch = new CountDownLatch(1);
    request.subscribe((response) -> {
        responseReference.set(response);
        responseLatch.countDown();
    });
    blockingHandler.awaitQueue();
    AtomicReference<GracefulShutdownResult> result = new AtomicReference<>();
    this.webServer.shutDownGracefully(result::set);
    assertThat(responseReference.get()).isNull();
    blockingHandler.completeOne();
    assertThat(responseLatch.await(5, TimeUnit.SECONDS)).isTrue();
    Awaitility.await().atMost(Duration.ofSeconds(30)).until(() -> GracefulShutdownResult.IDLE == result.get());
}

Example 4 with GracefulShutdownResult

use of org.springframework.boot.web.server.GracefulShutdownResult in project spring-boot by spring-projects.

the class UndertowServletWebServerFactoryTests method whenServerIsShuttingDownGracefullyThenRequestsAreRejectedWithServiceUnavailable.

@Test
void whenServerIsShuttingDownGracefullyThenRequestsAreRejectedWithServiceUnavailable() throws Exception {
    AbstractServletWebServerFactory factory = getFactory();
    factory.setShutdown(Shutdown.GRACEFUL);
    BlockingServlet blockingServlet = new BlockingServlet();
    this.webServer = factory.getWebServer((context) -> {
        Dynamic registration = context.addServlet("blockingServlet", blockingServlet);
        registration.addMapping("/blocking");
        registration.setAsyncSupported(true);
    });
    this.webServer.start();
    int port = this.webServer.getPort();
    Future<Object> request = initiateGetRequest(port, "/blocking");
    blockingServlet.awaitQueue();
    AtomicReference<GracefulShutdownResult> result = new AtomicReference<>();
    this.webServer.shutDownGracefully(result::set);
    assertThat(result.get()).isNull();
    blockingServlet.admitOne();
    assertThat(request.get()).isInstanceOf(HttpResponse.class);
    Object rejectedResult = initiateGetRequest(port, "/").get();
    assertThat(rejectedResult).isInstanceOf(HttpResponse.class);
    assertThat(((HttpResponse) rejectedResult).getStatusLine().getStatusCode()).isEqualTo(HttpStatus.SERVICE_UNAVAILABLE.value());
    this.webServer.stop();
}

Example 5 with GracefulShutdownResult

use of org.springframework.boot.web.server.GracefulShutdownResult in project spring-boot by spring-projects.

the class JettyServletWebServerFactoryTests method whenARequestCompletesAfterGracefulShutdownHasBegunThenItHasAConnectionCloseHeader.

@Test
void whenARequestCompletesAfterGracefulShutdownHasBegunThenItHasAConnectionCloseHeader() throws InterruptedException, ExecutionException {
    AbstractServletWebServerFactory factory = getFactory();
    factory.setShutdown(Shutdown.GRACEFUL);
    BlockingServlet blockingServlet = new BlockingServlet();
    this.webServer = factory.getWebServer((context) -> {
        Dynamic registration = context.addServlet("blockingServlet", blockingServlet);
        registration.addMapping("/blocking");
        registration.setAsyncSupported(true);
    });
    this.webServer.start();
    int port = this.webServer.getPort();
    Future<Object> request = initiateGetRequest(port, "/blocking");
    blockingServlet.awaitQueue();
    AtomicReference<GracefulShutdownResult> result = new AtomicReference<>();
    this.webServer.shutDownGracefully(result::set);
    blockingServlet.admitOne();
    Awaitility.await().atMost(Duration.ofSeconds(5)).until(() -> GracefulShutdownResult.IDLE == result.get());
    Object requestResult = request.get();
    assertThat(requestResult).isInstanceOf(HttpResponse.class);
    assertThat(((HttpResponse) requestResult).getFirstHeader("Connection").getValue()).isEqualTo("close");
}