How to use register method of org.testcontainers.utility.ResourceReaper class

Best Testcontainers-java code snippet using org.testcontainers.utility.ResourceReaper.register

Source:ResourceReaper.java

...44    private static final Logger LOGGER = LoggerFactory.getLogger(ResourceReaper.class);45    private static final List<List<Map.Entry<String, String>>> DEATH_NOTE = new ArrayList<>();46    private static ResourceReaper instance;47    private final DockerClient dockerClient;48    private Map<String, String> registeredContainers = new ConcurrentHashMap<>();49    private Set<String> registeredNetworks = Collections.newSetFromMap(new ConcurrentHashMap<>());50    private AtomicBoolean hookIsSet = new AtomicBoolean(false);51    private ResourceReaper() {52        dockerClient = DockerClientFactory.instance().client();53    }54    public static String start(String hostIpAddress, DockerClient client) {55        return start(hostIpAddress, client, false);56    }57    @SneakyThrows(InterruptedException.class)58    public static String start(String hostIpAddress, DockerClient client, boolean withDummyMount) {59        String ryukImage = TestcontainersConfiguration.getInstance().getRyukImage();60        DockerClientFactory.instance().checkAndPullImage(client, ryukImage);61        MountableFile mountableFile = MountableFile.forClasspathResource(ResourceReaper.class.getName().replace(".", "/") + ".class");62        List<Bind> binds = new ArrayList<>();63        binds.add(new Bind("//var/run/docker.sock", new Volume("/var/run/docker.sock")));64        if (withDummyMount) {65            // Not needed for Ryuk, but we perform pre-flight checks with it (micro optimization)66            binds.add(new Bind(mountableFile.getResolvedPath(), new Volume("/dummy"), AccessMode.ro));67        }68        String ryukContainerId = client.createContainerCmd(ryukImage)69                .withHostConfig(new HostConfig() {70                    @JsonProperty("AutoRemove")71                    boolean autoRemove = true;72                })73                .withExposedPorts(new ExposedPort(8080))74                .withPublishAllPorts(true)75                .withName("testcontainers-ryuk-" + DockerClientFactory.SESSION_ID)76                .withLabels(Collections.singletonMap(DockerClientFactory.TESTCONTAINERS_LABEL, "true"))77                .withBinds(binds)78                .exec()79                .getId();80        client.startContainerCmd(ryukContainerId).exec();81        InspectContainerResponse inspectedContainer = client.inspectContainerCmd(ryukContainerId).exec();82        Integer ryukPort = inspectedContainer.getNetworkSettings().getPorts().getBindings().values().stream()83                .flatMap(Stream::of)84                .findFirst()85                .map(Ports.Binding::getHostPortSpec)86                .map(Integer::parseInt)87                .get();88        CountDownLatch ryukScheduledLatch = new CountDownLatch(1);89        synchronized (DEATH_NOTE) {90            DEATH_NOTE.add(91                    DockerClientFactory.DEFAULT_LABELS.entrySet().stream()92                            .<Map.Entry<String, String>>map(it -> new SimpleEntry<>("label", it.getKey() + "=" + it.getValue()))93                            .collect(Collectors.toList())94            );95        }96        Thread kiraThread = new Thread(97                DockerClientFactory.TESTCONTAINERS_THREAD_GROUP,98                () -> {99                    while (true) {100                        int index = 0;101                        try(Socket clientSocket = new Socket(hostIpAddress, ryukPort)) {102                            OutputStream out = clientSocket.getOutputStream();103                            BufferedReader in = new BufferedReader(new InputStreamReader(clientSocket.getInputStream()));104                            synchronized (DEATH_NOTE) {105                                while (true) {106                                    if (DEATH_NOTE.size() <= index) {107                                        try {108                                            DEATH_NOTE.wait(1_000);109                                            continue;110                                        } catch (InterruptedException e) {111                                            throw new RuntimeException(e);112                                        }113                                    }114                                    List<Map.Entry<String, String>> filters = DEATH_NOTE.get(index);115                                    String query = URLEncodedUtils.format(116                                            filters.stream()117                                                    .map(it -> new BasicNameValuePair(it.getKey(), it.getValue()))118                                                    .collect(Collectors.toList()),119                                            (String) null120                                    );121                                    log.debug("Sending '{}' to Ryuk", query);122                                    out.write(query.getBytes());123                                    out.write('\n');124                                    out.flush();125                                    while (!"ACK".equalsIgnoreCase(in.readLine())) {126                                    }127                                    ryukScheduledLatch.countDown();128                                    index++;129                                }130                            }131                        } catch (IOException e) {132                            log.warn("Can not connect to Ryuk at {}:{}", hostIpAddress, ryukPort, e);133                        }134                    }135                },136                "testcontainers-ryuk"137        );138        kiraThread.setDaemon(true);139        kiraThread.start();140        // We need to wait before we can start any containers to make sure that we delete them141        if (!ryukScheduledLatch.await(TestcontainersConfiguration.getInstance().getRyukTimeout(), TimeUnit.SECONDS)) {142            throw new IllegalStateException("Can not connect to Ryuk");143        }144        return ryukContainerId;145    }146    public synchronized static ResourceReaper instance() {147        if (instance == null) {148            instance = new ResourceReaper();149        }150        return instance;151    }152    /**153     * Perform a cleanup.154     *155     */156    public synchronized void performCleanup() {157        registeredContainers.forEach(this::stopContainer);158        registeredNetworks.forEach(this::removeNetwork);159    }160    /**161     * Register a filter to be cleaned up.162     *163     * @param filter the filter164     */165    public void registerFilterForCleanup(List<Map.Entry<String, String>> filter) {166        synchronized (DEATH_NOTE) {167            DEATH_NOTE.add(filter);168            DEATH_NOTE.notifyAll();169        }170    }171    /**172     * Register a container to be cleaned up, either on explicit call to stopAndRemoveContainer, or at JVM shutdown.173     *174     * @param containerId the ID of the container175     * @param imageName   the image name of the container (used for logging)176     */177    public void registerContainerForCleanup(String containerId, String imageName) {178        setHook();179        registeredContainers.put(containerId, imageName);180    }181    /**182     * Stop a potentially running container and remove it, including associated volumes.183     *184     * @param containerId the ID of the container185     */186    public void stopAndRemoveContainer(String containerId) {187        stopContainer(containerId, registeredContainers.get(containerId));188        registeredContainers.remove(containerId);189    }190    /**191     * Stop a potentially running container and remove it, including associated volumes.192     *193     * @param containerId the ID of the container194     * @param imageName   the image name of the container (used for logging)195     */196    public void stopAndRemoveContainer(String containerId, String imageName) {197        stopContainer(containerId, imageName);198        registeredContainers.remove(containerId);199    }200    private void stopContainer(String containerId, String imageName) {201        boolean running;202        try {203            InspectContainerResponse containerInfo = dockerClient.inspectContainerCmd(containerId).exec();204            running = containerInfo.getState().getRunning();205        } catch (NotFoundException e) {206            LOGGER.trace("Was going to stop container but it apparently no longer exists: {}");207            return;208        } catch (DockerException e) {209            LOGGER.trace("Error encountered when checking container for shutdown (ID: {}) - it may not have been stopped, or may already be stopped: {}", containerId, e.getMessage());210            return;211        }212        if (running) {213            try {214                LOGGER.trace("Stopping container: {}", containerId);215                dockerClient.killContainerCmd(containerId).exec();216                LOGGER.trace("Stopped container: {}", imageName);217            } catch (DockerException e) {218                LOGGER.trace("Error encountered shutting down container (ID: {}) - it may not have been stopped, or may already be stopped: {}", containerId, e.getMessage());219            }220        }221        try {222            dockerClient.inspectContainerCmd(containerId).exec();223        } catch (NotFoundException e) {224            LOGGER.trace("Was going to remove container but it apparently no longer exists: {}");225            return;226        }227        try {228            LOGGER.trace("Removing container: {}", containerId);229            try {230                dockerClient.removeContainerCmd(containerId).withRemoveVolumes(true).withForce(true).exec();231                LOGGER.debug("Removed container and associated volume(s): {}", imageName);232            } catch (InternalServerErrorException e) {233                LOGGER.trace("Exception when removing container with associated volume(s): {} (due to {})", imageName, e.getMessage());234            }235        } catch (DockerException e) {236            LOGGER.trace("Error encountered shutting down container (ID: {}) - it may not have been stopped, or may already be stopped: {}", containerId, e.getMessage());237        }238    }239    /**240     * Register a network to be cleaned up at JVM shutdown.241     *242     * @param id   the ID of the network243     */244    public void registerNetworkIdForCleanup(String id) {245        setHook();246        registeredNetworks.add(id);247    }248    /**249     * @param networkName   the name of the network250     * @deprecated see {@link ResourceReaper#registerNetworkIdForCleanup(String)}251     */252    @Deprecated253    public void registerNetworkForCleanup(String networkName) {254        try {255            // Try to find the network by name, so that we can register its ID for later deletion256            dockerClient.listNetworksCmd()257                    .withNameFilter(networkName)258                    .exec()259            .forEach(network -> registerNetworkIdForCleanup(network.getId()));260        } catch (Exception e) {261            LOGGER.trace("Error encountered when looking up network (name: {})", networkName);262        }263    }264    /**265     * Removes a network by ID.266     * @param id267     */268    public void removeNetworkById(String id) {269      removeNetwork(id);270    }271    /**272     * Removes a network by ID.273     * @param identifier274     * @deprecated see {@link ResourceReaper#removeNetworkById(String)}275     */276    @Deprecated277    public void removeNetworks(String identifier) {278        removeNetworkById(identifier);279    }280    private void removeNetwork(String id) {281        try {282            List<Network> networks;283            try {284                // Try to find the network if it still exists285                // Listing by ID first prevents docker-java logging an error if we just go blindly into removeNetworkCmd286                networks = dockerClient.listNetworksCmd().withIdFilter(id).exec();287            } catch (Exception e) {288                LOGGER.trace("Error encountered when looking up network for removal (name: {}) - it may not have been removed", id);289                return;290            }291            // at this point networks should contain either 0 or 1 entries, depending on whether the network exists292            // using a for loop we essentially treat the network like an optional, only applying the removal if it exists293            for (Network network : networks) {294                try {295                    dockerClient.removeNetworkCmd(network.getId()).exec();296                    registeredNetworks.remove(network.getId());297                    LOGGER.debug("Removed network: {}", id);298                } catch (Exception e) {299                    LOGGER.trace("Error encountered removing network (name: {}) - it may not have been removed", network.getName());300                }301            }302        } finally {303            registeredNetworks.remove(id);304        }305    }306    public void unregisterNetwork(String identifier) {307        registeredNetworks.remove(identifier);308    }309    public void unregisterContainer(String identifier) {310        registeredContainers.remove(identifier);311    }312    private void setHook() {313        if (hookIsSet.compareAndSet(false, true)) {314            // If the JVM stops without containers being stopped, try and stop the container.315            Runtime.getRuntime().addShutdownHook(new Thread(DockerClientFactory.TESTCONTAINERS_THREAD_GROUP, this::performCleanup));316        }317    }318}...

Source:EtcdClusterImpl.java

...57    @Override58    public void start() {59        final CountDownLatch latch = new CountDownLatch(containers.size());60        final AtomicReference<Exception> failedToStart = new AtomicReference<>();61        ResourceReaper.instance().registerNetworkIdForCleanup(this.network.getId());62        for (EtcdContainer container : containers) {63            new Thread(() -> {64                try {65                    container.start();66                    ResourceReaper.instance().registerContainerForCleanup(67                        container.getContainerId(),68                        container.getDockerImageName());69                } catch (Exception e) {70                    failedToStart.set(e);71                } finally {72                    latch.countDown();73                }74            }).start();75        }76        try {77            latch.await(1, TimeUnit.MINUTES);78        } catch (InterruptedException e) {79            throw new RuntimeException(e);80        }...

Source:BaseTest.java

...19    protected static final ToxiproxyContainer.ContainerProxy PROXY;20    @LocalServerPort21    protected int localServerPort;22    static {23        ResourceReaper.instance().registerNetworkIdForCleanup(NETWORK.getId());24        POSTGRESQL_CONTAINER = R2dbcDemoPostgresqlContainer.getInstance()25            .withExposedPorts(5432)26            .withNetwork(NETWORK);27        POSTGRESQL_CONTAINER.start();28        log.info("Postgresql container started. Address: {}, port: {}",29            POSTGRESQL_CONTAINER.getHost(),30            POSTGRESQL_CONTAINER.getFirstMappedPort());31        TOXIPROXY_CONTAINER = new ToxiproxyContainer(DockerImageName.parse("shopify/toxiproxy:2.1.0"))32            .withNetwork(NETWORK)33            .withNetworkAliases(TOXIPROXY_NETWORK_ALIAS);34        TOXIPROXY_CONTAINER.start();35        PROXY = TOXIPROXY_CONTAINER.getProxy(POSTGRESQL_CONTAINER, 5432);36        var r2dbcUrl = POSTGRESQL_CONTAINER.getR2dbcUrl(PROXY.getContainerIpAddress(), PROXY.getProxyPort());37        System.setProperty("DB_URL", r2dbcUrl);...

Using AI Code Generation

1import org.testcontainers.utility.ResourceReaper;2public class 1 {3    public static void main(String[] args) {4        ResourceReaper.registerShutdownHook();5    }6}7import org.testcontainers.utility.ResourceReaper;8public class 2 {9    public static void main(String[] args) {10        ResourceReaper.registerShutdownHook();11    }12}13import org.testcontainers.utility.ResourceReaper;14public class 3 {15    public static void main(String[] args) {16        ResourceReaper.registerShutdownHook();17    }18}19import org.testcontainers.utility.ResourceReaper;20public class 4 {21    public static void main(String[] args) {22        ResourceReaper.registerShutdownHook();23    }24}25import org.testcontainers.utility.ResourceReaper;26public class 5 {27    public static void main(String[] args) {28        ResourceReaper.registerShutdownHook();29    }30}31import org.testcontainers.utility.ResourceReaper;32public class 6 {33    public static void main(String[] args) {34        ResourceReaper.registerShutdownHook();35    }36}37import org.testcontainers.utility.ResourceReaper;38public class 7 {39    public static void main(String[] args) {40        ResourceReaper.registerShutdownHook();41    }42}43import org.testcontainers.utility.ResourceReaper;44public class 8 {45    public static void main(String[] args) {46        ResourceReaper.registerShutdownHook();47    }48}

Using AI Code Generation

1import org.testcontainers.utility.ResourceReaper;2public class TestContainerReaper {3    public static void main(String[] args) {4        ResourceReaper.register();5    }6}7import org.testcontainers.utility.ResourceReaper;8public class TestContainerReaper {9    public static void main(String[] args) {10        ResourceReaper.register();11    }12}13import org.testcontainers.utility.ResourceReaper;14public class TestContainerReaper {15    public static void main(String[] args) {16        ResourceReaper.register();17    }18}19import org.testcontainers.utility.ResourceReaper;20public class TestContainerReaper {21    public static void main(String[] args) {22        ResourceReaper.register();23    }24}25import org.testcontainers.utility.ResourceReaper;26public class TestContainerReaper {27    public static void main(String[] args) {28        ResourceReaper.register();29    }30}31import org.testcontainers.utility.ResourceReaper;32public class TestContainerReaper {33    public static void main(String[] args) {34        ResourceReaper.register();35    }36}37import org.testcontainers.utility.ResourceReaper;38public class TestContainerReaper {39    public static void main(String[] args) {40        ResourceReaper.register();41    }42}43import org.testcontainers.utility.ResourceReaper;44public class TestContainerReaper {45    public static void main(String[] args) {46        ResourceReaper.register();47    }48}49import org.testcontainers.utility.ResourceReaper;50public class TestContainerReaper {51    public static void main(String[] args) {52        ResourceReaper.register();53    }

Using AI Code Generation

1import java.io.IOException;2import java.lang.reflect.InvocationTargetException;3import java.lang.reflect.Method;4import java.util.UUID;5import org.testcontainers.utility.ResourceReaper;6public class 1 {7    public static void main(String[] args) throws IOException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {8        Method m = ResourceReaper.class.getDeclaredMethod("register", String.class);9        m.setAccessible(true);10        m.invoke(null, UUID.randomUUID().toString());11    }12}13import java.io.IOException;14import java.lang.reflect.InvocationTargetException;15import java.lang.reflect.Method;16import java.util.UUID;17import org.testcontainers.utility.ResourceReaper;18public class 2 {19    public static void main(String[] args) throws IOException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {20        Method m = ResourceReaper.class.getDeclaredMethod("register", String.class);21        m.setAccessible(true);22        m.invoke(null, UUID.randomUUID().toString());23    }24}25import java.io.IOException;26import java.lang.reflect.InvocationTargetException;27import java.lang.reflect.Method;28import java.util.UUID;29import org.testcontainers.utility.ResourceReaper;30public class 3 {31    public static void main(String[] args) throws IOException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {32        Method m = ResourceReaper.class.getDeclaredMethod("register", String.class);33        m.setAccessible(true);34        m.invoke(null, UUID.randomUUID().toString());35    }36}37import java.io.IOException;38import java.lang.reflect.InvocationTargetException;39import java.lang.reflect.Method;40import java.util.UUID;41import org.testcontainers.utility.ResourceReaper;42public class 4 {43    public static void main(String[] args) throws IOException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {44        Method m = ResourceReaper.class.getDeclaredMethod("register", String.class);45        m.setAccessible(true);46        m.invoke(null, UUID.randomUUID().toString());47    }48}49import java.io.IOException;50import java.lang.reflect.InvocationTargetException;

Using AI Code Generation

1package org.testcontainers.utility;2import java.io.IOException;3public class ResourceReaper {4    public static void main(String[] args) throws IOException {5        ResourceReaper.register("a");6    }7}8public class ResourceReaper {9    public static void main(String[] args) throws IOException {10        ResourceReaper.register("a");11    }12}13public class ResourceReaper {14    public static void main(String[] args) throws IOException {15        ResourceReaper.register("a");16    }17}18public class ResourceReaper {19    public static void main(String[] args) throws IOException {20        ResourceReaper.register("a");21    }22}23public class ResourceReaper {24    public static void main(String[] args) throws IOException {25        ResourceReaper.register("a");26    }27}28public class ResourceReaper {29    public static void main(String[] args) throws IOException {30        ResourceReaper.register("a");31    }32}33public class ResourceReaper {34    public static void main(String[] args) throws IOException {35        ResourceReaper.register("a");36    }37}38public class ResourceReaper {39    public static void main(String[] args) throws IOException {40        ResourceReaper.register("a");41    }42}43public class ResourceReaper {44    public static void main(String[] args) throws IOException {45        ResourceReaper.register("a");46    }47}48public class ResourceReaper {49    public static void main(String[] args) throws IOException {50        ResourceReaper.register("a");51    }52}53public class ResourceReaper {54    public static void main(String[] args) throws IOException {55        ResourceReaper.register("a");56    }57}

Using AI Code Generation

1import org.testcontainers.utility.ResourceReaper;2public class Test {3public static void main(String[] args) {4ResourceReaper.registerFile("test.txt");5}6}7import org.testcontainers.utility.ResourceReaper;8public class Test {9public static void main(String[] args) {10ResourceReaper.registerFile("test2.txt");11}12}

Using AI Code Generation

1import java.io.IOException;2import org.testcontainers.containers.GenericContainer;3import org.testcontainers.utility.ResourceReaper;4public class 1 {5    public static void main(String[] args) throws IOException, InterruptedException {6        GenericContainer container = new GenericContainer("alpine:latest").withCommand("sleep 1000");7        container.start();8        ResourceReaper.registerJVMShutDownHook(container);9        Thread.sleep(10000);10    }11}12import java.io.IOException;13import org.testcontainers.containers.GenericContainer;14import org.testcontainers.utility.ResourceReaper;15public class 2 {16    public static void main(String[] args) throws IOException, InterruptedException {17        GenericContainer container = new GenericContainer("alpine:latest").withCommand("sleep 1000");18        container.start();19        ResourceReaper.registerJVMShutDownHook(container);20        Thread.sleep(10000);21    }22}23import java.io.IOException;24import org.testcontainers.containers.GenericContainer;25import org.testcontainers.utility.ResourceReaper;26public class 3 {27    public static void main(String[] args) throws IOException, InterruptedException {28        GenericContainer container = new GenericContainer("alpine:latest").withCommand("sleep 1000");29        container.start();30        ResourceReaper.registerJVMShutDownHook(container);31        Thread.sleep(10000);32    }33}

Using AI Code Generation

1import org.testcontainers.utility.ResourceReaper;2public class 1 {3	public static void main(String[] args) {4		ResourceReaper.registerShutdownHook();5	}6}7import org.testcontainers.utility.ResourceReaper;8public class 2 {9	public static void main(String[] args) {10		ResourceReaper.unregisterShutdownHook();11	}12}

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