update to Netty 4.1.65, clean up dependencies (drop SSL deps), clean up close flag, show netty version info

elx-api/src/main/java/org/xbib/elx/api/BasicClient.java

@@ -8,7 +8,7 @@ import java.util.concurrent.TimeUnit;
 
 public interface BasicClient extends Closeable {
 
-    void init(Settings settings);
+    boolean init(Settings settings, String info);
 
     void putClusterSetting(String key, Object value, long timeout, TimeUnit timeUnit);
 

elx-api/src/main/java/org/xbib/elx/api/BulkProcessor.java

@@ -30,4 +30,6 @@ public interface BulkProcessor extends Closeable, Flushable {
     void setMaxBulkVolume(long bulkSize);
 
     long getMaxBulkVolume();
+
+    boolean isClosed();
 }

elx-api/src/main/java/org/xbib/elx/api/SearchMetric.java

@@ -30,4 +30,6 @@ public interface SearchMetric extends Closeable {
     void start();
 
     void stop();
+
+    boolean isClosed();
 }

elx-common/build.gradle

@@ -2,6 +2,5 @@ dependencies {
     api project(':elx-api')
     implementation "org.xbib:time:${rootProject.property('xbib-time.version')}"
     testImplementation "org.elasticsearch.plugin:transport-netty4-client:${rootProject.property('elasticsearch.version')}"
-    testImplementation "io.netty:netty-codec-http:${project.property('netty.version')}"
+    testImplementation "org.xbib:netty-http-client:${project.property('xbib-netty-http.version')}"
-    testImplementation "io.netty:netty-transport:${project.property('netty.version')}"
 }

elx-common/src/main/java/org/xbib/elx/common/AbstractBasicClient.java

@@ -4,6 +4,7 @@ import org.apache.logging.log4j.Level;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.elasticsearch.ElasticsearchTimeoutException;
+import org.elasticsearch.Version;
 import org.elasticsearch.action.admin.cluster.health.ClusterHealthAction;
 import org.elasticsearch.action.admin.cluster.health.ClusterHealthRequest;
 import org.elasticsearch.action.admin.cluster.health.ClusterHealthResponse;
@@ -44,11 +45,10 @@ public abstract class AbstractBasicClient implements BasicClient {
 
     private final ScheduledExecutorService executorService;
 
-    private final AtomicBoolean closed;
+    protected final AtomicBoolean closed;
 
     public AbstractBasicClient() {
-        this.executorService = Executors.newScheduledThreadPool(2,
+        this.executorService = Executors.newScheduledThreadPool(2, new DaemonThreadFactory("elx"));
-                new DaemonThreadFactory("elx"));
         closed = new AtomicBoolean(false);
     }
 
@@ -68,18 +68,31 @@ public abstract class AbstractBasicClient implements BasicClient {
     }
 
     @Override
-    public void init(Settings settings) {
+    public boolean init(Settings settings, String infoString) {
-        this.settings = settings;
         if (closed.compareAndSet(false, true)) {
+            this.settings = settings;
+            logger.log(Level.INFO, String.format("Elx: %s on %s %s %s Java: %s %s %s %s ES: %s %s",
+                    System.getProperty("user.name"),
+                    System.getProperty("os.name"),
+                    System.getProperty("os.arch"),
+                    System.getProperty("os.version"),
+                    System.getProperty("java.version"),
+                    System.getProperty("java.vm.version"),
+                    System.getProperty("java.vm.vendor"),
+                    System.getProperty("java.vm.name"),
+                    Version.CURRENT,
+                    infoString));
             logger.log(Level.INFO, "initializing with settings = " + settings.toDelimitedString(','));
             setClient(createClient(settings));
+            return true;
         }
+        return false;
     }
 
     @Override
     public void close() throws IOException {
         if (closed.compareAndSet(false, true)) {
-            if (executorService != null) {
+            if (!executorService.isShutdown()) {
                 executorService.shutdownNow();
             }
             closeClient(settings);

elx-common/src/main/java/org/xbib/elx/common/AbstractBulkClient.java

@@ -26,7 +26,6 @@ import org.xbib.elx.api.IndexDefinition;
 import java.io.IOException;
 import java.nio.charset.StandardCharsets;
 import java.util.concurrent.TimeUnit;
-import java.util.concurrent.atomic.AtomicBoolean;
 
 import static org.xbib.elx.api.IndexDefinition.TYPE_NAME;
 
@@ -36,19 +35,17 @@ public abstract class AbstractBulkClient extends AbstractBasicClient implements
 
     private BulkProcessor bulkProcessor;
 
-    private final AtomicBoolean closed;
-
     public AbstractBulkClient() {
         super();
-        closed = new AtomicBoolean(true);
     }
 
     @Override
-    public void init(Settings settings) {
+    public boolean init(Settings settings, String info) {
-        if (closed.compareAndSet(true, false)) {
+        if (super.init(settings, info)) {
-            super.init(settings);
             bulkProcessor = new DefaultBulkProcessor(this, settings);
+            return true;
         }
+        return false;
     }
 
     @Override
@@ -65,15 +62,12 @@ public abstract class AbstractBulkClient extends AbstractBasicClient implements
 
     @Override
     public void close() throws IOException {
-        if (closed.compareAndSet(false, true)) {
+        if (!bulkProcessor.isClosed()) {
+            logger.info("closing bulk processor");
             ensureClientIsPresent();
-            if (bulkProcessor != null) {
+            bulkProcessor.close();
-                logger.info("closing bulk processor");
-                bulkProcessor.close();
-            }
-            closeClient(settings);
-            super.close();
         }
+        super.close();
     }
 
     @Override

elx-common/src/main/java/org/xbib/elx/common/AbstractSearchClient.java

@@ -34,34 +34,30 @@ import java.util.stream.StreamSupport;
 
 public abstract class AbstractSearchClient extends AbstractBasicClient implements SearchClient {
 
-    private final AtomicBoolean closed;
-
     private SearchMetric searchMetric;
 
     public AbstractSearchClient() {
         super();
-        this.closed = new AtomicBoolean(true);
     }
 
     @Override
-    public void init(Settings settings) {
+    public boolean init(Settings settings, String info) {
-        if (closed.compareAndSet(true, false)) {
+        if (super.init(settings, info)) {
-            super.init(settings);
             if (settings.getAsBoolean(Parameters.SEARCH_METRIC_ENABLED.getName(),
                     Parameters.SEARCH_METRIC_ENABLED.getBoolean())) {
                 this.searchMetric = new DefaultSearchMetric(this, settings);
                 searchMetric.init(settings);
             }
+            return true;
         }
+        return false;
     }
 
     @Override
     public void close() throws IOException {
-        if (closed.compareAndSet(false, true)) {
+        super.close();
-            super.close();
+        if (!searchMetric.isClosed()) {
-            if (searchMetric != null) {
+            searchMetric.close();
-                searchMetric.close();
-            }
         }
     }
 

elx-common/src/main/java/org/xbib/elx/common/ClientBuilder.java

@@ -14,7 +14,6 @@ import org.xbib.elx.api.BasicClient;
 import org.xbib.elx.api.SearchClientProvider;
 
 import java.io.IOException;
-import java.util.HashMap;
 import java.util.Map;
 import java.util.ServiceLoader;
 
@@ -146,13 +145,12 @@ public class ClientBuilder {
     @SuppressWarnings("unchecked")
     public <C extends BasicClient> C build() throws IOException {
         Settings settings = settingsBuilder.build();
-        logger.log(Level.INFO, "settings = " + settings.toDelimitedString(','));
         if (adminClientProvider != null) {
             for (AdminClientProvider provider : ServiceLoader.load(AdminClientProvider.class, classLoader)) {
                 if (provider.getClass().isAssignableFrom(adminClientProvider)) {
                     C c = (C) provider.getClient();
                     c.setClient(client);
-                    c.init(settings);
+                    c.init(settings, null);
                     return c;
                 }
             }
@@ -162,7 +160,7 @@ public class ClientBuilder {
                 if (provider.getClass().isAssignableFrom(bulkClientProvider)) {
                     C c = (C) provider.getClient();
                     c.setClient(client);
-                    c.init(settings);
+                    c.init(settings, null);
                     return c;
                 }
             }
@@ -172,7 +170,7 @@ public class ClientBuilder {
                 if (provider.getClass().isAssignableFrom(searchClientProvider)) {
                     C c = (C) provider.getClient();
                     c.setClient(client);
-                    c.init(settings);
+                    c.init(settings, null);
                     return c;
                 }
             }

elx-common/src/main/java/org/xbib/elx/common/DefaultBulkProcessor.java

@@ -60,6 +60,8 @@ public class DefaultBulkProcessor implements BulkProcessor {
 
     public DefaultBulkProcessor(BulkClient bulkClient, Settings settings) {
         this.bulkClient = bulkClient;
+        this.closed = new AtomicBoolean(false);
+        this.enabled = new AtomicBoolean(false);
         int maxActionsPerRequest = settings.getAsInt(Parameters.BULK_MAX_ACTIONS_PER_REQUEST.getName(),
                 Parameters.BULK_MAX_ACTIONS_PER_REQUEST.getInteger());
         String flushIntervalStr = settings.get(Parameters.BULK_FLUSH_INTERVAL.getName(),
@@ -82,17 +84,13 @@ public class DefaultBulkProcessor implements BulkProcessor {
             this.bulkVolume = maxVolumePerRequest.getBytes();
         }
         this.bulkRequest = new BulkRequest();
-        this.closed = new AtomicBoolean(false);
-        this.enabled = new AtomicBoolean(false);
         this.executionIdGen = new AtomicLong();
         this.permits = settings.getAsInt(Parameters.BULK_PERMITS.getName(), Parameters.BULK_PERMITS.getInteger());
         if (permits < 1) {
             throw new IllegalArgumentException("must not be less 1 permits for bulk indexing");
         }
         this.semaphore = new ResizeableSemaphore(permits);
-        if (logger.isInfoEnabled()) {
+        logger.info("bulk processor now enabled");
-            logger.info("bulk processor now active");
-        }
         setEnabled(true);
     }
 
@@ -121,6 +119,11 @@ public class DefaultBulkProcessor implements BulkProcessor {
         return bulkVolume;
     }
 
+    @Override
+    public boolean isClosed() {
+        return closed.get();
+    }
+
     @Override
     public ScheduledExecutorService getScheduler() {
         return bulkClient.getScheduler();

elx-common/src/main/java/org/xbib/elx/common/DefaultSearchMetric.java

@@ -12,6 +12,7 @@ import org.xbib.metrics.common.CountMetric;
 import org.xbib.metrics.common.Meter;
 import java.util.concurrent.ScheduledFuture;
 import java.util.concurrent.TimeUnit;
+import java.util.concurrent.atomic.AtomicBoolean;
 
 public class DefaultSearchMetric implements SearchMetric {
 
@@ -37,8 +38,11 @@ public class DefaultSearchMetric implements SearchMetric {
 
     private Long stopped;
 
+    private final AtomicBoolean closed;
+
     public DefaultSearchMetric(SearchClient searchClient,
                                Settings settings) {
+        this.closed = new AtomicBoolean(true);
         totalQuery = new Meter(searchClient.getScheduler());
         currentQuery = new CountMetric();
         queries = new CountMetric();
@@ -55,7 +59,9 @@ public class DefaultSearchMetric implements SearchMetric {
 
     @Override
     public void init(Settings settings) {
-        start();
+        if (closed.compareAndSet(true, false)) {
+            start();
+        }
     }
 
     @Override
@@ -117,10 +123,17 @@ public class DefaultSearchMetric implements SearchMetric {
         this.future.cancel(true);
     }
 
+    @Override
+    public boolean isClosed() {
+        return closed.get();
+    }
+
     @Override
     public void close() {
-        stop();
+        if (closed.compareAndSet(false, true)) {
-        totalQuery.shutdown();
+            stop();
+            totalQuery.shutdown();
+        }
     }
 
     private void log() {

elx-common/src/main/java/org/xbib/elx/common/MockAdminClient.java

@@ -14,7 +14,8 @@ public class MockAdminClient extends AbstractAdminClient {
     }
 
     @Override
-    public void init(Settings settings) {
+    public boolean init(Settings settings, String info) {
+        return true;
     }
 
     @Override

elx-common/src/main/java/org/xbib/elx/common/MockBulkClient.java

@@ -18,7 +18,8 @@ public class MockBulkClient extends AbstractBulkClient {
     }
 
     @Override
-    public void init(Settings settings) {
+    public boolean init(Settings settings, String info) {
+        return true;
     }
 
     @Override

elx-common/src/main/java/org/xbib/elx/common/MockSearchClient.java

@@ -14,7 +14,8 @@ public class MockSearchClient extends AbstractSearchClient {
     }
 
     @Override
-    public void init(Settings settings) {
+    public boolean init(Settings settings, String info) {
+        return true;
     }
 
     @Override

elx-http/build.gradle

@@ -2,6 +2,4 @@ dependencies{
     api project(':elx-common')
     api "org.xbib:netty-http-client:${project.property('xbib-netty-http.version')}"
     api "org.elasticsearch.plugin:transport-netty4-client:${rootProject.property('elasticsearch.version')}"
-    runtimeOnly "org.bouncycastle:bcpkix-jdk15on:${project.property('bouncycastle.version')}"
-    runtimeOnly "io.netty:netty-tcnative-boringssl-static:${project.property('tcnative.version')}"
 }

elx-http/src/main/java/org/xbib/elx/http/HttpAdminClient.java

@@ -9,7 +9,6 @@ import org.elasticsearch.client.ElasticsearchClient;
 import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.threadpool.ThreadPool;
 import org.xbib.elx.common.AbstractAdminClient;
-import java.io.IOException;
 
 /**
  * Elasticsearch HTTP admin client.
@@ -24,9 +23,12 @@ public class HttpAdminClient extends AbstractAdminClient implements Elasticsearc
     }
 
     @Override
-    public void init(Settings settings) {
+    public boolean init(Settings settings, String info) {
-        super.init(settings);
+        if (super.init(settings, "Netty: " + io.netty.util.Version.identify())) {
-        helper.init(settings);
+            helper.init(settings);
+            return true;
+        }
+        return false;
     }
 
     @Override

elx-http/src/main/java/org/xbib/elx/http/HttpBulkClient.java

@@ -23,9 +23,12 @@ public class HttpBulkClient extends AbstractBulkClient implements ElasticsearchC
     }
 
     @Override
-    public void init(Settings settings) {
+    public boolean init(Settings settings, String info) {
-        super.init(settings);
+        if (super.init(settings, io.netty.util.Version.identify().toString())) {
-        helper.init(settings);
+            helper.init(settings);
+            return true;
+        }
+        return false;
     }
 
     @Override

elx-http/src/main/java/org/xbib/elx/http/HttpSearchClient.java

@@ -23,9 +23,12 @@ public class HttpSearchClient extends AbstractSearchClient implements Elasticsea
     }
 
     @Override
-    public void init(Settings settings) {
+    public boolean init(Settings settings, String info) {
-        super.init(settings);
+        if (super.init(settings, "Netty: " + io.netty.util.Version.identify())) {
-        helper.init(settings);
+            helper.init(settings);
+            return true;
+        }
+        return false;
     }
 
     @Override

elx-http/src/test/resources/log4j2-test.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <configuration status="OFF">
     <appenders>
-        <Console name="Console" target="SYSTEM_OUT">
+        <Console name="Console" target="SYSTEM_ERR">
             <PatternLayout pattern="[%d{ISO8601}][%-5p][%-25c][%t] %m%n"/>
         </Console>
     </appenders>

elx-node/build.gradle

@@ -1,6 +1,4 @@
 dependencies {
     api project(':elx-common')
     api "org.elasticsearch.plugin:transport-netty4-client:${project.property('elasticsearch.version')}"
-    api "io.netty:netty-codec-http:${project.property('netty.version')}"
-    api "io.netty:netty-transport:${project.property('netty.version')}"
 }

elx-transport/build.gradle

@@ -1,6 +1,4 @@
 dependencies {
     api project(':elx-common')
     api "org.elasticsearch.plugin:transport-netty4-client:${rootProject.property('elasticsearch.version')}"
-    api "io.netty:netty-codec-http:${project.property('netty.version')}"
-    api "io.netty:netty-transport:${project.property('netty.version')}"
 }

elx-transport/src/main/java/org/xbib/elx/transport/TransportAdminClient.java

@@ -23,9 +23,12 @@ public class TransportAdminClient extends AbstractAdminClient {
     }
 
     @Override
-    public void init(Settings settings) {
+    public boolean init(Settings settings, String info) {
-        super.init(settings);
+        if (super.init(settings, "Netty: " + io.netty.util.Version.identify())) {
-        helper.init((TransportClient) getClient(), settings);
+            helper.init((TransportClient) getClient(), settings);
+            return true;
+        }
+        return false;
     }
 
     @Override

elx-transport/src/main/java/org/xbib/elx/transport/TransportBulkClient.java

@@ -23,9 +23,12 @@ public class TransportBulkClient extends AbstractBulkClient {
     }
 
     @Override
-    public void init(Settings settings) {
+    public boolean init(Settings settings, String info) {
-        super.init(settings);
+        if (super.init(settings, "Netty: " + io.netty.util.Version.identify())) {
-        helper.init((TransportClient) getClient(), settings);
+            helper.init((TransportClient) getClient(), settings);
+            return true;
+        }
+        return false;
     }
 
     @Override

elx-transport/src/main/java/org/xbib/elx/transport/TransportSearchClient.java

@@ -23,9 +23,12 @@ public class TransportSearchClient extends AbstractSearchClient {
     }
 
     @Override
-    public void init(Settings settings) {
+    public boolean init(Settings settings, String info) {
-        super.init(settings);
+        if (super.init(settings, "Netty: " + io.netty.util.Version.identify())) {
-        helper.init((TransportClient) getClient(), settings);
+            helper.init((TransportClient) getClient(), settings);
+            return true;
+        }
+        return false;
     }
 
     @Override

elx-transport/src/test/java/org/xbib/elx/transport/test/TestExtension.java

@@ -163,8 +163,8 @@ public class TestExtension implements ParameterResolver, BeforeEachCallback, Aft
                     .put(Parameters.PORT.getName(), port)
                     .put(Parameters.CLUSTER_TARGET_HEALTH.getName(), "YELLOW")
                     .put(Parameters.CLUSTER_TARGET_HEALTH_TIMEOUT.getName(), "1m")
-                    .put(Parameters.BULK_METRIC_ENABLED.getName(), Boolean.FALSE)
+                    .put(Parameters.BULK_METRIC_ENABLED.getName(), Boolean.TRUE)
-                    .put(Parameters.SEARCH_METRIC_ENABLED.getName(), Boolean.FALSE)
+                    .put(Parameters.SEARCH_METRIC_ENABLED.getName(), Boolean.TRUE)
                     .build();
         }
 

gradle.properties

@@ -5,11 +5,11 @@ version = 7.10.2.11
 gradle.wrapper.version = 6.6.1
 xbib-metrics.version = 2.1.0
 xbib-time.version = 2.1.0
-xbib-netty-http.version = 4.1.65.0
 elasticsearch.version = 7.10.2
 # ES 7.10.2 uses Jackson 2.10.4
 jackson.version = 2.12.3
-netty.version = 4.1.65.Final
+# ES 7.10.2. uses Netty 4.1.49
-tcnative.version = 2.0.39.Final
+xbib-netty-http.version = 4.1.65.0
-bouncycastle.version = 1.68
+# ES 7.10.2 uses log4j2 2.11.1
-log4j.version = 2.14.0
+log4j.version = 2.14.1
+junit.version = 5.7.1

gradle/test/junit5.gradle

@@ -1,5 +1,5 @@
 
-def junitVersion = project.hasProperty('junit.version')?project.property('junit.version'):'5.7.0'
+def junitVersion = project.hasProperty('junit.version')?project.property('junit.version'):'5.7.1'
 def hamcrestVersion = project.hasProperty('hamcrest.version')?project.property('hamcrest.version'):'2.2'
 
 dependencies {
@@ -11,30 +11,11 @@ dependencies {
 
 test {
     useJUnitPlatform()
-    // for Lucene to access jdk.internal.ref and jdk.internal.misc in Java 11+
     jvmArgs = [
             // gradle default of 512m is too less for ES bulk indexing
             '-Xmx2g',
             '-Xms2g',
-            // do we need tricks with G1GC and real memory circuit breaker?
+            // for Lucene to access jdk.internal.ref and jdk.internal.misc in Java 11+
-            /*'-XX:+UseG1GC',
-            '-XX:+ParallelRefProcEnabled',
-            '-XX:MaxGCPauseMillis=50',
-            '-XX:+UnlockExperimentalVMOptions',
-            '-XX:+DisableExplicitGC',
-            '-XX:+AlwaysPreTouch',
-            '-XX:G1NewSizePercent=30',
-            '-XX:G1MaxNewSizePercent=40',
-            '-XX:G1HeapRegionSize=8M',
-            '-XX:G1ReservePercent=20',
-            '-XX:G1HeapWastePercent=5',
-            '-XX:G1MixedGCCountTarget=4',
-            '-XX:InitiatingHeapOccupancyPercent=15',
-            '-XX:G1MixedGCLiveThresholdPercent=90',
-            '-XX:G1RSetUpdatingPauseTimePercent=5',
-            '-XX:SurvivorRatio=32',
-            '-XX:+PerfDisableSharedMem',
-            '-XX:MaxTenuringThreshold=1',*/
             '--add-exports=java.base/jdk.internal.ref=ALL-UNNAMED',
             '--add-exports=java.base/jdk.internal.misc=ALL-UNNAMED',
             '--add-opens=java.base/java.nio=ALL-UNNAMED'