Examples with UnsupportedConfigMechanismException com.couchbase.client.core.error.UnsupportedConfigMechanismException used on opensource projects

Example 1 with UnsupportedConfigMechanismException

use of com.couchbase.client.core.error.UnsupportedConfigMechanismException in project couchbase-jvm-clients by couchbase.

the class DefaultConfigurationProvider method loadAndRefreshGlobalConfig.

@Override
public Mono<Void> loadAndRefreshGlobalConfig() {
    return Mono.defer(() -> {
        if (!shutdown.get()) {
            globalConfigLoadInProgress = true;
            boolean tls = core.context().environment().securityConfig().tlsEnabled();
            int kvPort = tls ? DEFAULT_KV_TLS_PORT : DEFAULT_KV_PORT;
            final AtomicBoolean hasErrored = new AtomicBoolean();
            return Flux.range(1, Math.min(MAX_PARALLEL_LOADERS, currentSeedNodes().size())).flatMap(index -> Flux.fromIterable(currentSeedNodes()).take(Math.min(index, currentSeedNodes().size())).last().flatMap(seed -> {
                long start = System.nanoTime();
                if (!currentSeedNodes().contains(seed)) {
                    // node we are about to load is still part of the list.
                    return Mono.empty();
                }
                NodeIdentifier identifier = new NodeIdentifier(seed.address(), seed.clusterManagerPort().orElse(DEFAULT_MANAGER_PORT));
                return globalLoader.load(identifier, seed.kvPort().orElse(kvPort)).doOnError(throwable -> core.context().environment().eventBus().publish(new IndividualGlobalConfigLoadFailedEvent(Duration.ofNanos(System.nanoTime() - start), core.context(), throwable, seed.address())));
            }).retryWhen(Retry.from(companion -> companion.flatMap(rs -> {
                Throwable f = rs.failure();
                if (shutdown.get()) {
                    return Mono.error(new AlreadyShutdownException());
                }
                if (f instanceof UnsupportedConfigMechanismException) {
                    return Mono.error(Exceptions.propagate(f));
                }
                Duration delay = Duration.ofMillis(1);
                eventBus.publish(new GlobalConfigRetriedEvent(delay, core.context(), f));
                return Mono.just(rs.totalRetries()).delayElement(delay, core.context().environment().scheduler());
            }))).onErrorResume(throwable -> {
                if (hasErrored.compareAndSet(false, true)) {
                    return Mono.error(throwable);
                }
                return Mono.empty();
            })).take(1).switchIfEmpty(Mono.error(new ConfigException("Could not locate a single global configuration"))).map(ctx -> {
                proposeGlobalConfig(ctx);
                return ctx;
            }).then(globalRefresher.start()).doOnTerminate(() -> globalConfigLoadInProgress = false);
        } else {
            return Mono.error(new AlreadyShutdownException());
        }
    });
}

Example 2 with UnsupportedConfigMechanismException

use of com.couchbase.client.core.error.UnsupportedConfigMechanismException in project couchbase-jvm-clients by couchbase.

the class Core method initGlobalConfig.

/**
 * Instructs the client to, if possible, load and initialize the global config.
 *
 * <p>Since global configs are an "optional" feature depending on the cluster version, if an error happens
 * this method will not fail. Rather it will log the exception (with some logic dependent on the type of error)
 * and will allow the higher level components to move on where possible.</p>
 */
@Stability.Internal
public void initGlobalConfig() {
    long start = System.nanoTime();
    configurationProvider.loadAndRefreshGlobalConfig().subscribe(v -> {
    }, throwable -> {
        InitGlobalConfigFailedEvent.Reason reason = InitGlobalConfigFailedEvent.Reason.UNKNOWN;
        if (throwable instanceof UnsupportedConfigMechanismException) {
            reason = InitGlobalConfigFailedEvent.Reason.UNSUPPORTED;
        } else if (throwable instanceof GlobalConfigNotFoundException) {
            reason = InitGlobalConfigFailedEvent.Reason.NO_CONFIG_FOUND;
        } else if (throwable instanceof ConfigException) {
            if (throwable.getCause() instanceof RequestCanceledException) {
                RequestContext ctx = ((RequestCanceledException) throwable.getCause()).context().requestContext();
                if (ctx.request().cancellationReason() == CancellationReason.SHUTDOWN) {
                    reason = InitGlobalConfigFailedEvent.Reason.SHUTDOWN;
                }
            } else if (throwable.getMessage().contains("NO_ACCESS")) {
                reason = InitGlobalConfigFailedEvent.Reason.NO_ACCESS;
            }
        } else if (throwable instanceof AlreadyShutdownException) {
            reason = InitGlobalConfigFailedEvent.Reason.SHUTDOWN;
        }
        eventBus.publish(new InitGlobalConfigFailedEvent(reason.severity(), Duration.ofNanos(System.nanoTime() - start), context(), reason, throwable));
    });
}

Example 3 with UnsupportedConfigMechanismException

use of com.couchbase.client.core.error.UnsupportedConfigMechanismException in project couchbase-jvm-clients by couchbase.

the class DefaultConfigurationProvider method openBucket.

@Override
public Mono<Void> openBucket(final String name) {
    return Mono.defer(() -> {
        if (!shutdown.get()) {
            bucketConfigLoadInProgress.incrementAndGet();
            boolean tls = core.context().environment().securityConfig().tlsEnabled();
            int kvPort = tls ? DEFAULT_KV_TLS_PORT : DEFAULT_KV_PORT;
            int managerPort = tls ? DEFAULT_MANAGER_TLS_PORT : DEFAULT_MANAGER_PORT;
            final Optional<String> alternate = core.context().alternateAddress();
            return Flux.range(1, Math.min(MAX_PARALLEL_LOADERS, currentSeedNodes().size())).flatMap(index -> Flux.fromIterable(currentSeedNodes()).take(Math.min(index, currentSeedNodes().size())).last().flatMap(seed -> {
                NodeIdentifier identifier = new NodeIdentifier(seed.address(), seed.clusterManagerPort().orElse(DEFAULT_MANAGER_PORT));
                final AtomicReference<Map<ServiceType, Integer>> alternatePorts = new AtomicReference<>();
                final Optional<String> alternateAddress = alternate.map(a -> mapAlternateAddress(a, seed, tls, alternatePorts));
                final int mappedKvPort;
                final int mappedManagerPort;
                if (alternateAddress.isPresent()) {
                    Map<ServiceType, Integer> ports = alternatePorts.get();
                    mappedKvPort = ports.get(ServiceType.KV);
                    mappedManagerPort = ports.get(ServiceType.MANAGER);
                } else {
                    mappedKvPort = seed.kvPort().orElse(kvPort);
                    mappedManagerPort = seed.clusterManagerPort().orElse(managerPort);
                }
                return loadBucketConfigForSeed(identifier, mappedKvPort, mappedManagerPort, name, alternateAddress);
            }).retryWhen(Retry.from(companion -> companion.flatMap(rs -> {
                final Throwable f = rs.failure();
                if (shutdown.get()) {
                    return Mono.error(new AlreadyShutdownException());
                }
                if (f instanceof UnsupportedConfigMechanismException) {
                    return Mono.error(Exceptions.propagate(f));
                }
                boolean bucketNotFound = f instanceof BucketNotFoundDuringLoadException;
                boolean bucketNotReady = f instanceof BucketNotReadyDuringLoadException;
                // For bucket not found or not ready wait a bit longer, retry the rest quickly
                Duration delay = bucketNotFound || bucketNotReady ? Duration.ofMillis(500) : Duration.ofMillis(1);
                eventBus.publish(new BucketOpenRetriedEvent(name, delay, core.context(), f));
                return Mono.just(rs.totalRetries()).delayElement(delay, core.context().environment().scheduler());
            })))).take(1).switchIfEmpty(Mono.error(new ConfigException("Could not locate a single bucket configuration for bucket: " + name))).map(ctx -> {
                proposeBucketConfig(ctx);
                return ctx;
            }).then(registerRefresher(name)).doOnTerminate(bucketConfigLoadInProgress::decrementAndGet).onErrorResume(t -> closeBucketIgnoreShutdown(name).then(Mono.error(t)));
        } else {
            return Mono.error(new AlreadyShutdownException());
        }
    });
}

Example 4 with UnsupportedConfigMechanismException

use of com.couchbase.client.core.error.UnsupportedConfigMechanismException in project couchbase-jvm-clients by couchbase.

the class CoreTest method ignoresFailedGlobalConfigInitAttempt.

@Test
void ignoresFailedGlobalConfigInitAttempt() {
    final ConfigurationProvider configProvider = mock(ConfigurationProvider.class);
    when(configProvider.configs()).thenReturn(Flux.empty());
    Core core = new Core(ENV, AUTHENTICATOR, SeedNode.LOCALHOST) {

        @Override
        public ConfigurationProvider createConfigurationProvider() {
            return configProvider;
        }
    };
    when(configProvider.loadAndRefreshGlobalConfig()).thenReturn(Mono.error(new GlobalConfigNotFoundException()));
    core.initGlobalConfig();
    when(configProvider.loadAndRefreshGlobalConfig()).thenReturn(Mono.error(new UnsupportedConfigMechanismException()));
    core.initGlobalConfig();
    int numRaised = 0;
    for (Event event : EVENT_BUS.publishedEvents()) {
        if (event instanceof InitGlobalConfigFailedEvent) {
            numRaised++;
        }
    }
    assertEquals(2, numRaised);
}