feat: new BlockWriter implementation for block-as-file

common/src/main/java/com/hedera/block/common/utils/Preconditions.java

@@ -75,6 +75,65 @@ public static int requirePositive(final int toCheck) {
         return requirePositive(toCheck, null);
     }
 
+    /**
+     * This method asserts a given integer is a positive. An integer is positive
+     * if it is NOT equal to zero and is greater than zero.
+     *
+     * @param toCheck the integer to check if it is a positive power of two
+     * @param errorMessage the error message to be used in the exception if the
+     * input integer to check is not positive, if null, a default message will
+     * be used
+     * @return the number to check if it is positive
+     * @throws IllegalArgumentException if the input number to check is not
+     * positive
+     */
+    public static int requirePositive(final int toCheck, final String errorMessage) {
+        if (0 >= toCheck) {
+            final String message = Objects.isNull(errorMessage)
+                    ? "The input integer [%d] is required be positive.".formatted(toCheck)
+                    : errorMessage;
+            throw new IllegalArgumentException(message);
+        } else {
+            return toCheck;
+        }
+    }
+
+    /**
+     * This method asserts a given long is a positive. A long is positive
+     * if it is NOT equal to zero and is greater than zero.
+     *
+     * @param toCheck the long to check if it is a positive power of two
+     * @return the long to check if it is positive
+     * @throws IllegalArgumentException if the input long to check is not
+     * positive
+     */
+    public static long requirePositive(final long toCheck) {
+        return requirePositive(toCheck, null);
+    }
+
+    /**
+     * This method asserts a given long is a positive. A long is positive
+     * if it is NOT equal to zero and is greater than zero.
+     *
+     * @param toCheck the long to check if it is a positive power of two
+     * @param errorMessage the error message to be used in the exception if the
+     * input long to check is not positive, if null, a default message will
+     * be used
+     * @return the long to check if it is positive
+     * @throws IllegalArgumentException if the input long to check is not
+     * positive
+     */
+    public static long requirePositive(final long toCheck, final String errorMessage) {
+        if (0L >= toCheck) {
+            final String message = Objects.isNull(errorMessage)
+                    ? "The input long [%d] is required be positive.".formatted(toCheck)
+                    : errorMessage;
+            throw new IllegalArgumentException(message);
+        } else {
+            return toCheck;
+        }
+    }
+
     /**
      * This method asserts a given long is a whole number. A long is whole
      * if it is greater or equal to zero.
@@ -103,34 +162,11 @@ public static long requireWhole(final long toCheck) {
     public static long requireWhole(final long toCheck, final String errorMessage) {
         if (toCheck >= 0) {
             return toCheck;
-        }
-
-        final String message = Objects.isNull(errorMessage)
-                ? "The input integer [%d] is required be whole.".formatted(toCheck)
-                : errorMessage;
-        throw new IllegalArgumentException(message);
-    }
-
-    /**
-     * This method asserts a given integer is a positive. An integer is positive
-     * if it is NOT equal to zero and is greater than zero.
-     *
-     * @param toCheck the integer to check if it is a positive power of two
-     * @param errorMessage the error message to be used in the exception if the
-     * input integer to check is not positive, if null, a default message will
-     * be used
-     * @return the number to check if it is positive
-     * @throws IllegalArgumentException if the input number to check is not
-     * positive
-     */
-    public static int requirePositive(final int toCheck, final String errorMessage) {
-        if (0 >= toCheck) {
+        } else {
             final String message = Objects.isNull(errorMessage)
-                    ? "The input integer [%d] is required be positive.".formatted(toCheck)
+                    ? "The input integer [%d] is required be whole.".formatted(toCheck)
                     : errorMessage;
             throw new IllegalArgumentException(message);
-        } else {
-            return toCheck;
         }
     }
 

common/src/test/java/com/hedera/block/common/utils/PreconditionsTest.java

@@ -145,6 +145,44 @@ void testRequirePositiveFail(final int toTest) {
                 .withMessage(testErrorMessage);
     }
 
+    /**
+     * This test aims to verify that the
+     * {@link Preconditions#requirePositive(long)} will return the input 'toTest'
+     * parameter if the positive check passes. Test includes overloads.
+     *
+     * @param toTest parameterized, the number to test
+     */
+    @ParameterizedTest
+    @MethodSource("com.hedera.block.common.CommonsTestUtility#positiveIntegers")
+    void testRequirePositiveLongPass(final long toTest) {
+        final Consumer<Long> asserts = actual -> assertThat(actual).isPositive().isEqualTo(toTest);
+
+        final long actual = Preconditions.requirePositive(toTest);
+        assertThat(actual).satisfies(asserts);
+
+        final long actualOverload = Preconditions.requirePositive(toTest, "test error message");
+        assertThat(actualOverload).satisfies(asserts);
+    }
+
+    /**
+     * This test aims to verify that the
+     * {@link Preconditions#requirePositive(long)} will throw an
+     * {@link IllegalArgumentException} if the positive check fails. Test
+     * includes overloads.
+     *
+     * @param toTest parameterized, the number to test
+     */
+    @ParameterizedTest
+    @MethodSource("com.hedera.block.common.CommonsTestUtility#zeroAndNegativeIntegers")
+    void testRequirePositiveLongFail(final long toTest) {
+        assertThatIllegalArgumentException().isThrownBy(() -> Preconditions.requirePositive(toTest));
+
+        final String testErrorMessage = "test error message";
+        assertThatIllegalArgumentException()
+                .isThrownBy(() -> Preconditions.requirePositive(toTest, testErrorMessage))
+                .withMessage(testErrorMessage);
+    }
+
     /**
      * This test aims to verify that the
      * {@link Preconditions#requirePowerOfTwo(int)} will return the input

server/build.gradle.kts

@@ -36,8 +36,10 @@ mainModuleInfo {
 testModuleInfo {
     annotationProcessor("dagger.compiler")
     requires("org.junit.jupiter.api")
+    requires("org.junit.jupiter.params")
     requires("org.mockito")
     requires("org.mockito.junit.jupiter")
+    requires("org.assertj.core")
     requiresStatic("com.github.spotbugs.annotations")
 }
 

server/docker/logging.properties

@@ -24,7 +24,7 @@ io.helidon.common.level=INFO
 # Configure specific Block Node loggers
 #com.hedera.block.server.producer.ProducerBlockItemObserver.level=FINE
 #com.hedera.block.server.mediator.LiveStreamMediatorImpl.level=FINE
-#com.hedera.block.server.persistence.storage.write.BlockAsDirWriter.level=FINE
+#com.hedera.block.server.persistence.storage.write.BlockAsLocalDirWriter.level=FINE
 #com.hedera.block.server.consumer.ConsumerStreamResponseObserver.level=FINE
 #com.hedera.block.server.pbj.PbjBlockStreamServiceProxy.level=FINE
 

server/docker/update-env.sh

@@ -28,6 +28,8 @@ fi
 
 if [ true = "$is_smoke_test" ]; then
   # add smoke test variables
+  # @todo(#372) - default persistence type should be BLOCK_AS_LOCAL_FILE
+  echo "PERSISTENCE_STORAGE_TYPE=BLOCK_AS_LOCAL_DIRECTORY" >> .env
   echo "MEDIATOR_RING_BUFFER_SIZE=1024" >> .env
   echo "NOTIFIER_RING_BUFFER_SIZE=1024" >> .env
   echo "JAVA_OPTS='-Xms4G -Xmx4G'" >> .env

server/docs/configuration.md

@@ -9,12 +9,14 @@ The default configuration allows users to quickly get up and running without hav
 ease of use at the trade-off of some insecure default configuration. Most configuration settings have appropriate
 defaults and can be left unchanged. It is recommended to browse the properties below and adjust to your needs.
 
-| Environment Variable              | Description                                                                                                   | Default Value |
-|:----------------------------------|:--------------------------------------------------------------------------------------------------------------|:--------------|
-| PERSISTENCE_STORAGE_ROOT_PATH     | The root path for the storage, if not provided will attempt to create a `data` on the working dir of the app. |               |
-| CONSUMER_TIMEOUT_THRESHOLD_MILLIS | Time to wait for subscribers before disconnecting in milliseconds                                             | 1500          |
-| SERVICE_DELAY_MILLIS              | Service shutdown delay in milliseconds                                                                        | 500           |
-| MEDIATOR_RING_BUFFER_SIZE         | Size of the ring buffer used by the mediator (must be a power of 2)                                           | 67108864      |
-| NOTIFIER_RING_BUFFER_SIZE         | Size of the ring buffer used by the notifier (must be a power of 2)                                           | 2048          |
-| SERVER_PORT                       | The port the server will listen on                                                                            | 8080          |
-| SERVER_MAX_MESSAGE_SIZE_BYTES     | The maximum size of a message frame in bytes                                                                  | 1048576       |
+| Environment Variable | Description | Default Value |
+|:---|:---|---:|
+| PERSISTENCE_STORAGE_LIVE_ROOT_PATH | The root path for the live storage. The provided path must be absolute! | |
+| PERSISTENCE_STORAGE_ARCHIVE_ROOT_PATH | The root path for the archive storage. The provided path must be absolute! | |
+| PERSISTENCE_STORAGE_TYPE | Type of the persistence storage | BLOCK_AS_LOCAL_FILE |
+| CONSUMER_TIMEOUT_THRESHOLD_MILLIS | Time to wait for subscribers before disconnecting in milliseconds | 1500 |
+| SERVICE_DELAY_MILLIS | Service shutdown delay in milliseconds | 500 |
+| MEDIATOR_RING_BUFFER_SIZE | Size of the ring buffer used by the mediator (must be a power of 2) | 67108864 |
+| NOTIFIER_RING_BUFFER_SIZE | Size of the ring buffer used by the notifier (must be a power of 2) | 2048 |
+| SERVER_PORT | The port the server will listen on | 8080 |
+| SERVER_MAX_MESSAGE_SIZE_BYTES | The maximum size of a message frame in bytes | 1048576 |

server/src/main/java/com/hedera/block/server/BlockNodeApp.java

@@ -96,7 +96,6 @@ public void start() throws IOException {
                 .build();
 
         // Build the web server
-        // TODO: make port server a configurable value.
         final WebServer webServer = webServerBuilder
                 .port(serverConfig.port())
                 .addProtocol(pbjConfig)

server/src/main/java/com/hedera/block/server/Constants.java

@@ -18,8 +18,11 @@
 
 /** Constants used in the BlockNode service. */
 public final class Constants {
-    /** Constant mapped to the semantic name of the Block Node root directory */
-    public static final String BLOCK_NODE_ROOT_DIRECTORY_SEMANTIC_NAME = "Block Node Root Directory";
+    /** Constant mapped to the semantic name of the Block Node live root directory */
+    public static final String BLOCK_NODE_LIVE_ROOT_DIRECTORY_SEMANTIC_NAME = "Block Node Live Root Directory";
+
+    /** Constant mapped to the semantic name of the Block Node archive root directory */
+    public static final String BLOCK_NODE_ARCHIVE_ROOT_DIRECTORY_SEMANTIC_NAME = "Block Node Archive Root Directory";
 
     /** Constant mapped to PbjProtocolProvider.CONFIG_NAME in the PBJ Helidon Plugin */
     public static final String PBJ_PROTOCOL_PROVIDER_CONFIG_NAME = "pbj";

server/src/main/java/com/hedera/block/server/config/ServerMappedConfigSourceInitializer.java

@@ -28,7 +28,9 @@
 public final class ServerMappedConfigSourceInitializer {
     private static final List<ConfigMapping> MAPPINGS = List.of(
             new ConfigMapping("consumer.timeoutThresholdMillis", "CONSUMER_TIMEOUT_THRESHOLD_MILLIS"),
-            new ConfigMapping("persistence.storage.rootPath", "PERSISTENCE_STORAGE_ROOT_PATH"),
+            new ConfigMapping("persistence.storage.liveRootPath", "PERSISTENCE_STORAGE_LIVE_ROOT_PATH"),
+            new ConfigMapping("persistence.storage.archiveRootPath", "PERSISTENCE_STORAGE_ARCHIVE_ROOT_PATH"),
+            new ConfigMapping("persistence.storage.type", "PERSISTENCE_STORAGE_TYPE"),
             new ConfigMapping("service.delayMillis", "SERVICE_DELAY_MILLIS"),
             new ConfigMapping("mediator.ringBufferSize", "MEDIATOR_RING_BUFFER_SIZE"),
             new ConfigMapping("notifier.ringBufferSize", "NOTIFIER_RING_BUFFER_SIZE"),

server/src/main/java/com/hedera/block/server/metrics/MetricsService.java

@@ -28,13 +28,13 @@ public interface MetricsService {
      * @param key to get a specific counter
      * @return the counter
      */
-    Counter get(@NonNull BlockNodeMetricTypes.Counter key);
+    Counter get(@NonNull final BlockNodeMetricTypes.Counter key);
 
     /**
      * Use this method to get a specific gauge for the given metric type.
      *
      * @param key to get a specific gauge
      * @return the gauge
      */
-    LongGauge get(@NonNull BlockNodeMetricTypes.Gauge key);
+    LongGauge get(@NonNull final BlockNodeMetricTypes.Gauge key);
 }

server/src/main/java/com/hedera/block/server/metrics/MetricsServiceImpl.java

@@ -21,6 +21,7 @@
 import com.swirlds.metrics.api.Metrics;
 import edu.umd.cs.findbugs.annotations.NonNull;
 import java.util.EnumMap;
+import java.util.Objects;
 import javax.inject.Inject;
 
 /**
@@ -29,10 +30,8 @@
  * <p>Metrics are updated by calling the appropriate method on the metric object instance. For
  * example, to increment a counter, call {@link Counter#increment()}.
  */
-public class MetricsServiceImpl implements MetricsService {
-
+public final class MetricsServiceImpl implements MetricsService {
     private static final String CATEGORY = "hedera_block_node";
-
     private final EnumMap<BlockNodeMetricTypes.Counter, Counter> counters =
             new EnumMap<>(BlockNodeMetricTypes.Counter.class);
     private final EnumMap<BlockNodeMetricTypes.Gauge, LongGauge> gauges =
@@ -45,22 +44,21 @@ public class MetricsServiceImpl implements MetricsService {
      */
     @Inject
     public MetricsServiceImpl(@NonNull final Metrics metrics) {
+        Objects.requireNonNull(metrics);
         // Initialize the counters
-        for (BlockNodeMetricTypes.Counter counter : BlockNodeMetricTypes.Counter.values()) {
+        for (final BlockNodeMetricTypes.Counter counter : BlockNodeMetricTypes.Counter.values()) {
             counters.put(
                     counter,
-                    metrics.getOrCreate(
-                            new Counter.Config(CATEGORY, counter.grafanaLabel())
-                                    .withDescription(counter.description())));
+                    metrics.getOrCreate(new Counter.Config(CATEGORY, counter.grafanaLabel())
+                            .withDescription(counter.description())));
         }
 
         // Initialize the gauges
-        for (BlockNodeMetricTypes.Gauge gauge : BlockNodeMetricTypes.Gauge.values()) {
+        for (final BlockNodeMetricTypes.Gauge gauge : BlockNodeMetricTypes.Gauge.values()) {
             gauges.put(
                     gauge,
                     metrics.getOrCreate(
-                            new LongGauge.Config(CATEGORY, gauge.grafanaLabel())
-                                    .withDescription(gauge.description())));
+                            new LongGauge.Config(CATEGORY, gauge.grafanaLabel()).withDescription(gauge.description())));
         }
     }
 
@@ -72,8 +70,8 @@ public MetricsServiceImpl(@NonNull final Metrics metrics) {
      */
     @NonNull
     @Override
-    public Counter get(@NonNull BlockNodeMetricTypes.Counter key) {
-        return counters.get(key);
+    public Counter get(@NonNull final BlockNodeMetricTypes.Counter key) {
+        return counters.get(Objects.requireNonNull(key));
     }
 
     /**
@@ -84,7 +82,7 @@ public Counter get(@NonNull BlockNodeMetricTypes.Counter key) {
      */
     @NonNull
     @Override
-    public LongGauge get(@NonNull BlockNodeMetricTypes.Gauge key) {
-        return gauges.get(key);
+    public LongGauge get(@NonNull final BlockNodeMetricTypes.Gauge key) {
+        return gauges.get(Objects.requireNonNull(key));
     }
 }