@Test public void iss54() { String keyPrefix = ConsulContext.KEY_RW_PREFIX + randomAlphaString(10); AtomicInteger eventCnt = new AtomicInteger(); WatchKeyPrefixCnt watch = new WatchKeyPrefixCnt(keyPrefix, vertx, ctx.readClientOptions()); watch.setHandler(kv -> eventCnt.incrementAndGet()); watch.start(); runAsync(h -> vertx.setTimer(1500, l -> h.handle(Future.succeededFuture()))); assertEquals(1, eventCnt.get()); assertTrue(watch.cnt() < 5); watch.stop(); }
@Test public void watchNodes() throws InterruptedException { StateConsumer<String> consumer = new StateConsumer<>(); String nodeName = randomAlphaString(10); Watch<NodeList> watch = Watch.nodes(vertx, ctx.readClientOptions()) .setHandler(list -> { if (list.succeeded()) { consumer.consume(list.nextResult().getList() .stream().map(Node::getName).filter(s -> s.equals(nodeName)) .findFirst().orElse("")); } }) .start(); consumer.await(""); ConsulAgent attached = ctx.attachAgent(nodeName); ctx.detachAgent(attached); consumer.await(nodeName); consumer.await(""); consumer.check(); watch.stop(); } }
@Test public void watchServices() throws InterruptedException { StateConsumer<String> consumer = new StateConsumer<>(); ServiceOptions service = new ServiceOptions() .setId(randomAlphaString(10)) .setName(randomAlphaString(10)); Watch<ServiceList> watch = Watch.services(vertx, ctx.readClientOptions()) .setHandler(list -> { if (list.succeeded()) { consumer.consume(list.nextResult().getList() .stream().map(Service::getName).filter(s -> s.equals(service.getName())) .findFirst().orElse("")); } }) .start(); consumer.await(""); runAsync(h -> ctx.writeClient().registerService(service, h)); consumer.await(service.getName()); consumer.check(); watch.stop(); runAsync(h -> ctx.writeClient().deregisterService(service.getId(), h)); }
@Test public void testKeyPrefix() throws InterruptedException { StateConsumer<String> consumer = new StateConsumer<>(); String keyPrefix = ConsulContext.KEY_RW_PREFIX + randomAlphaString(10); String k1 = keyPrefix + randomAlphaString(10); String k2 = keyPrefix + randomAlphaString(10); String v1 = randomAlphaString(10); String v2 = randomAlphaString(10); assertTrue(getAsync(h -> ctx.writeClient().putValue(k1, v1, h))); Watch<KeyValueList> watch = Watch.keyPrefix(keyPrefix, vertx, ctx.readClientOptions()) .setHandler(kv -> { if (kv.succeeded()) { if (kv.nextResult().isPresent()) { consumer.consume(kv.nextResult().getList().stream().map(KeyValue::getValue).sorted().collect(Collectors.joining("/"))); } else { consumer.consume(EMPTY_MESSAGE); } } else { consumer.consume(kv.cause().getMessage()); } }) .start(); consumer.await(v1); assertTrue(getAsync(h -> ctx.writeClient().putValue(k2, v2, h))); consumer.await(Stream.of(v1, v2).sorted().collect(Collectors.joining("/"))); runAsync(h -> ctx.writeClient().deleteValues(keyPrefix, h)); consumer.await(EMPTY_MESSAGE); consumer.check(); watch.stop(); }
@Test public void watchService() throws InterruptedException { StateConsumer<String> consumer = new StateConsumer<>(); ServiceOptions service = new ServiceOptions() .setCheckOptions(new CheckOptions() .setStatus(CheckStatus.PASSING) .setTtl("4s") .setName(randomAlphaString(10))) .setId(randomAlphaString(10)) .setName(randomAlphaString(10)); Watch<ServiceEntryList> watch = Watch.service(service.getName(), vertx, ctx.readClientOptions()) .setHandler(list -> { if (list.succeeded()) { consumer.consume(list.nextResult().getList() .stream().filter(s -> s.getService().getName().equals(service.getName())) .map(e -> e.getService().getName() + "/" + e.getChecks().stream() .filter(c -> c.getId().equals("service:" + service.getId())) .map(c -> c.getStatus().name()).findFirst().orElse("")) .findFirst().orElse("")); } }) .start(); consumer.await(""); runAsync(h -> ctx.writeClient().registerService(service, h)); consumer.await(service.getName() + "/" + CheckStatus.PASSING.name()); consumer.await(service.getName() + "/" + CheckStatus.CRITICAL.name()); consumer.check(); watch.stop(); runAsync(h -> ctx.writeClient().deregisterService(service.getId(), h)); }
@Test public void watchEvents() throws InterruptedException { StateConsumer<String> consumer = new StateConsumer<>(); String evName = randomAlphaString(10); String p1 = randomAlphaString(10); String p2 = randomAlphaString(10); Watch<EventList> watch = Watch.events(evName, vertx, ctx.readClientOptions()) .setHandler(list -> { if (list.succeeded()) { consumer.consume(list.nextResult().getList() .stream().map(Event::getPayload).collect(Collectors.joining(","))); } }) .start(); consumer.await(""); Utils.<Event>getAsync(h -> ctx.writeClient().fireEventWithOptions(evName, new EventOptions().setPayload(p1), h)); Utils.<Event>getAsync(h -> ctx.writeClient().fireEventWithOptions(randomAlphaString(10), new EventOptions().setPayload(randomAlphaString(10)), h)); Utils.<Event>getAsync(h -> ctx.writeClient().fireEventWithOptions(evName, new EventOptions().setPayload(p2), h)); consumer.await(p1); consumer.await(p1 + "," + p2); consumer.check(); watch.stop(); }
@Test public void watchExistingKey() throws InterruptedException { StateConsumer<String> consumer = new StateConsumer<>(); String key = ConsulContext.KEY_RW_PREFIX + randomAlphaString(10); String v1 = randomAlphaString(10); String v2 = randomAlphaString(10); assertTrue(getAsync(h -> ctx.writeClient().putValue(key, v1, h))); Watch<KeyValue> watch = Watch.key(key, vertx, ctx.readClientOptions()) .setHandler(kv -> { if (kv.succeeded()) { consumer.consume(kv.nextResult().isPresent() ? kv.nextResult().getValue() : EMPTY_MESSAGE); } else { consumer.consume(kv.cause().getMessage()); } }) .start(); consumer.await(v1); assertTrue(getAsync(h -> ctx.writeClient().putValue(key, v2, h))); consumer.await(v2); runAsync(h -> ctx.writeClient().deleteValue(key, h)); consumer.await(EMPTY_MESSAGE); consumer.check(); watch.stop(); }
@Test public void watchCreatedKey() throws InterruptedException { StateConsumer<String> consumer = new StateConsumer<>(); String key = ConsulContext.KEY_RW_PREFIX + randomAlphaString(10); String v1 = randomAlphaString(10); String v2 = randomAlphaString(10); Watch<KeyValue> watch = Watch.key(key, vertx, ctx.readClientOptions()) .setHandler(kv -> { if (kv.succeeded()) { consumer.consume(kv.nextResult().isPresent() ? kv.nextResult().getValue() : EMPTY_MESSAGE); } else { consumer.consume(kv.cause().getMessage()); } }) .start(); consumer.await(EMPTY_MESSAGE); assertTrue(getAsync(h -> ctx.writeClient().putValue(key, v1, h))); consumer.await(v1); assertTrue(getAsync(h -> ctx.writeClient().putValue(key, v2, h))); consumer.await(v2); runAsync(h -> ctx.writeClient().deleteValue(key, h)); consumer.await(EMPTY_MESSAGE); consumer.check(); watch.stop(); }