Examples with BackOff io.strimzi.operator.common.BackOff used on opensource projects

Example 26 with BackOff

use of io.strimzi.operator.common.BackOff in project strimzi by strimzi.

the class KafkaConnectApiMockTest method testStatusWithBackOffOtherExceptionStillFails.

@Test
public void testStatusWithBackOffOtherExceptionStillFails(VertxTestContext context) {
    Queue<Future<Map<String, Object>>> statusResults = new ArrayBlockingQueue<>(1);
    statusResults.add(Future.failedFuture(new ConnectRestException(null, null, 500, null, null)));
    KafkaConnectApi api = new MockKafkaConnectApi(vertx, statusResults);
    Checkpoint async = context.checkpoint();
    api.statusWithBackOff(Reconciliation.DUMMY_RECONCILIATION, backOff, "some-host", 8083, "some-connector").onComplete(context.failing(res -> async.flag()));
}

Example 27 with BackOff

use of io.strimzi.operator.common.BackOff in project strimzi by strimzi.

the class KafkaConnectApiMockTest method testStatusWithBackOffSucceedingImmediately.

@Test
public void testStatusWithBackOffSucceedingImmediately(VertxTestContext context) {
    Queue<Future<Map<String, Object>>> statusResults = new ArrayBlockingQueue<>(1);
    statusResults.add(Future.succeededFuture(Collections.emptyMap()));
    KafkaConnectApi api = new MockKafkaConnectApi(vertx, statusResults);
    Checkpoint async = context.checkpoint();
    api.statusWithBackOff(Reconciliation.DUMMY_RECONCILIATION, backOff, "some-host", 8083, "some-connector").onComplete(context.succeeding(res -> async.flag()));
}

Example 28 with BackOff

use of io.strimzi.operator.common.BackOff in project strimzi by strimzi.

the class KafkaConnectApiMockTest method testStatusWithBackOffFailingRepeatedly.

@Test
public void testStatusWithBackOffFailingRepeatedly(VertxTestContext context) {
    Queue<Future<Map<String, Object>>> statusResults = new ArrayBlockingQueue<>(4);
    statusResults.add(Future.failedFuture(new ConnectRestException(null, null, 404, null, null)));
    statusResults.add(Future.failedFuture(new ConnectRestException(null, null, 404, null, null)));
    statusResults.add(Future.failedFuture(new ConnectRestException(null, null, 404, null, null)));
    statusResults.add(Future.failedFuture(new ConnectRestException(null, null, 404, null, null)));
    KafkaConnectApi api = new MockKafkaConnectApi(vertx, statusResults);
    Checkpoint async = context.checkpoint();
    api.statusWithBackOff(Reconciliation.DUMMY_RECONCILIATION, backOff, "some-host", 8083, "some-connector").onComplete(context.failing(res -> async.flag()));
}

Example 29 with BackOff

use of io.strimzi.operator.common.BackOff in project strimzi by strimzi.

the class KafkaConnectApiMockTest method testStatusWithBackOffSuccedingEventually.

@Test
public void testStatusWithBackOffSuccedingEventually(VertxTestContext context) {
    Queue<Future<Map<String, Object>>> statusResults = new ArrayBlockingQueue<>(3);
    statusResults.add(Future.failedFuture(new ConnectRestException(null, null, 404, null, null)));
    statusResults.add(Future.failedFuture(new ConnectRestException(null, null, 404, null, null)));
    statusResults.add(Future.succeededFuture(Collections.emptyMap()));
    KafkaConnectApi api = new MockKafkaConnectApi(vertx, statusResults);
    Checkpoint async = context.checkpoint();
    api.statusWithBackOff(Reconciliation.DUMMY_RECONCILIATION, backOff, "some-host", 8083, "some-connector").onComplete(context.succeeding(res -> async.flag()));
}

Example 30 with BackOff

use of io.strimzi.operator.common.BackOff in project strimzi-kafka-operator by strimzi.

the class ZookeeperLeaderFinder method zookeeperLeaderWithBackoff.

private Future<String> zookeeperLeaderWithBackoff(Reconciliation reconciliation, Set<String> pods, NetClientOptions netClientOptions) {
    Promise<String> result = Promise.promise();
    BackOff backOff = backOffSupplier.get();
    Handler<Long> handler = new Handler<Long>() {

        @Override
        public void handle(Long tid) {
            zookeeperLeader(reconciliation, pods, netClientOptions).onComplete(leader -> {
                if (leader.succeeded()) {
                    if (!UNKNOWN_LEADER.equals(leader.result())) {
                        result.complete(leader.result());
                    } else {
                        rescheduleOrComplete(reconciliation, tid);
                    }
                } else {
                    LOGGER.debugOp("Ignoring error", leader.cause());
                    if (backOff.done()) {
                        result.complete(UNKNOWN_LEADER);
                    } else {
                        rescheduleOrComplete(reconciliation, tid);
                    }
                }
            });
        }

        void rescheduleOrComplete(Reconciliation reconciliation, Long tid) {
            if (backOff.done()) {
                LOGGER.warnCr(reconciliation, "Giving up trying to find the leader of {}/{} after {} attempts taking {}ms", reconciliation.name(), reconciliation.namespace(), backOff.maxAttempts(), backOff.totalDelayMs());
                result.complete(UNKNOWN_LEADER);
            } else {
                // Schedule ourselves to run again
                long delay = backOff.delayMs();
                LOGGER.infoCr(reconciliation, "No leader found for cluster {} in namespace {}; " + "backing off for {}ms (cumulative {}ms)", reconciliation.name(), reconciliation.namespace(), delay, backOff.cumulativeDelayMs());
                if (delay < 1) {
                    this.handle(tid);
                } else {
                    vertx.setTimer(delay, this);
                }
            }
        }
    };
    handler.handle(null);
    return result.future();
}