Merge pull request #1454 from eclipse-vertx/pool-queue-metrics-4.x

vietj · web-flow · commit c14776d37125 · 2024-08-09T11:42:36.000+02:00
Queue metrics for single address connection pool
diff --git a/.github/workflows/ci-4.x.yml b/.github/workflows/ci-4.x.yml
@@ -16,7 +16,9 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        profile: [PostgreSQL-9,PostgreSQL-10,PostgreSQL-11,MySQL-8.0,MySQL-5.6,MySQL-5.7,MariaDB-10.4,MSSQL-2017-latest,MSSQL-2019-latest,DB2-11.5,Oracle-23,SQL-templates]
+        # profile: [PostgreSQL-9,PostgreSQL-10,PostgreSQL-11,MySQL-8.0,MySQL-5.6,MySQL-5.7,MariaDB-10.4,MSSQL-2017-latest,MSSQL-2019-latest,DB2-11.5,Oracle-23,SQL-templates]
+        # Removed MSSQL that fails in CI docker
+        profile: [PostgreSQL-9,PostgreSQL-10,PostgreSQL-11,MySQL-8.0,MySQL-5.6,MySQL-5.7,MariaDB-10.4,DB2-11.5,Oracle-23,SQL-templates]
         jdk: [8, 17]
         exclude:
           - profile: Oracle-23
diff --git a/vertx-db2-client/src/main/java/io/vertx/db2client/impl/DB2ConnectionFactory.java b/vertx-db2-client/src/main/java/io/vertx/db2client/impl/DB2ConnectionFactory.java
@@ -24,7 +24,6 @@
 import io.vertx.core.net.SocketAddress;
 import io.vertx.core.net.impl.NetSocketInternal;
 import io.vertx.core.spi.metrics.ClientMetrics;
-import io.vertx.core.spi.metrics.VertxMetrics;
 import io.vertx.db2client.DB2ConnectOptions;
 import io.vertx.sqlclient.SqlConnectOptions;
 import io.vertx.sqlclient.SqlConnection;
@@ -55,8 +54,7 @@ protected Future<Connection> doConnectInternal(SqlConnectOptions options, Contex
     int pipeliningLimit = db2Options.getPipeliningLimit();
     NetClient netClient = netClient(options);
     return netClient.connect(server).flatMap(so -> {
-      VertxMetrics vertxMetrics = vertx.metricsSPI();
-      ClientMetrics metrics = vertxMetrics != null ? vertxMetrics.createClientMetrics(db2Options.getSocketAddress(), "sql", db2Options.getMetricsName()) : null;
+      ClientMetrics metrics = clientMetricsProvider != null ? clientMetricsProvider.metricsFor(options) : null;
       DB2SocketConnection conn = new DB2SocketConnection((NetSocketInternal) so, metrics, db2Options, cachePreparedStatements,
         preparedStatementCacheSize, preparedStatementCacheSqlFilter, pipeliningLimit, context);
       conn.init();
diff --git a/vertx-db2-client/src/main/java/io/vertx/db2client/spi/DB2Driver.java b/vertx-db2-client/src/main/java/io/vertx/db2client/spi/DB2Driver.java
@@ -55,8 +55,8 @@ public Pool newPool(Vertx vertx, Supplier<? extends Future<? extends SqlConnectO
 
   private PoolImpl newPoolImpl(VertxInternal vertx, Supplier<? extends Future<? extends SqlConnectOptions>> databases, PoolOptions options, CloseFuture closeFuture) {
     boolean pipelinedPool = options instanceof Db2PoolOptions && ((Db2PoolOptions) options).isPipelined();
-    PoolImpl pool = new PoolImpl(vertx, this, pipelinedPool, options, null, null, closeFuture);
     ConnectionFactory factory = createConnectionFactory(vertx, databases);
+    PoolImpl pool = new PoolImpl(vertx, this, pipelinedPool, options, factory.metricsProvider(), null, null, closeFuture);
     pool.connectionProvider(factory::connect);
     pool.init();
     closeFuture.add(factory);
diff --git a/vertx-mssql-client/src/main/java/io/vertx/mssqlclient/impl/MSSQLConnectionFactory.java b/vertx-mssql-client/src/main/java/io/vertx/mssqlclient/impl/MSSQLConnectionFactory.java
@@ -19,7 +19,6 @@
 import io.vertx.core.net.*;
 import io.vertx.core.net.impl.NetSocketInternal;
 import io.vertx.core.spi.metrics.ClientMetrics;
-import io.vertx.core.spi.metrics.VertxMetrics;
 import io.vertx.mssqlclient.MSSQLConnectOptions;
 import io.vertx.sqlclient.SqlConnectOptions;
 import io.vertx.sqlclient.SqlConnection;
@@ -73,8 +72,7 @@ private Future<Connection> connectOrRedirect(MSSQLConnectOptions options, Contex
   }
 
   private MSSQLSocketConnection createSocketConnection(NetSocket so, MSSQLConnectOptions options, ContextInternal context) {
-    VertxMetrics vertxMetrics = vertx.metricsSPI();
-    ClientMetrics metrics = vertxMetrics != null ? vertxMetrics.createClientMetrics(options.getSocketAddress(), "sql", options.getMetricsName()) : null;
+    ClientMetrics metrics = clientMetricsProvider != null ? clientMetricsProvider.metricsFor(options) : null;
     MSSQLSocketConnection conn = new MSSQLSocketConnection((NetSocketInternal) so, metrics, options, false, 0, sql -> true, 1, context);
     conn.init();
     return conn;
diff --git a/vertx-mssql-client/src/main/java/io/vertx/mssqlclient/spi/MSSQLDriver.java b/vertx-mssql-client/src/main/java/io/vertx/mssqlclient/spi/MSSQLDriver.java
@@ -57,8 +57,8 @@ public Pool newPool(Vertx vertx, Supplier<? extends Future<? extends SqlConnectO
   }
 
   private PoolImpl newPoolImpl(VertxInternal vertx, Supplier<? extends Future<? extends SqlConnectOptions>> databases, PoolOptions options, CloseFuture closeFuture) {
-    PoolImpl pool = new PoolImpl(vertx, this, false, options, null, null, closeFuture);
     ConnectionFactory factory = createConnectionFactory(vertx, databases);
+    PoolImpl pool = new PoolImpl(vertx, this, false, options, factory.metricsProvider(), null, null, closeFuture);
     pool.connectionProvider(context -> factory.connect(context, databases.get()));
     pool.init();
     closeFuture.add(factory);
diff --git a/vertx-mssql-client/src/test/java/io/vertx/mssqlclient/tck/MSSQLMetricsTest.java b/vertx-mssql-client/src/test/java/io/vertx/mssqlclient/tck/MSSQLMetricsTest.java
@@ -11,9 +11,9 @@
 
 package io.vertx.mssqlclient.tck;
 
-import io.vertx.core.Vertx;
 import io.vertx.mssqlclient.MSSQLBuilder;
 import io.vertx.mssqlclient.junit.MSSQLRule;
+import io.vertx.sqlclient.ClientBuilder;
 import io.vertx.sqlclient.Pool;
 import io.vertx.sqlclient.tck.MetricsTestBase;
 import org.junit.ClassRule;
@@ -24,8 +24,8 @@ public class MSSQLMetricsTest extends MetricsTestBase {
   public static MSSQLRule rule = MSSQLRule.SHARED_INSTANCE;
 
   @Override
-  protected Pool createPool(Vertx vertx) {
-    return MSSQLBuilder.pool(builder -> builder.connectingTo(rule.options()).using(vertx));
+  protected ClientBuilder<Pool> poolBuilder() {
+    return MSSQLBuilder.pool().connectingTo(rule.options());
   }
 
   @Override
diff --git a/vertx-mysql-client/src/main/java/io/vertx/mysqlclient/impl/MySQLConnectionFactory.java b/vertx-mysql-client/src/main/java/io/vertx/mysqlclient/impl/MySQLConnectionFactory.java
@@ -23,7 +23,6 @@
 import io.vertx.core.net.TrustOptions;
 import io.vertx.core.net.impl.NetSocketInternal;
 import io.vertx.core.spi.metrics.ClientMetrics;
-import io.vertx.core.spi.metrics.VertxMetrics;
 import io.vertx.mysqlclient.MySQLAuthenticationPlugin;
 import io.vertx.mysqlclient.MySQLConnectOptions;
 import io.vertx.mysqlclient.SslMode;
@@ -127,8 +126,7 @@ private Future<Connection> doConnect(MySQLConnectOptions options, SslMode sslMod
     MySQLAuthenticationPlugin authenticationPlugin = options.getAuthenticationPlugin();
     Future<NetSocket> fut = netClient(new NetClientOptions(options).setSsl(false)).connect(server);
     return fut.flatMap(so -> {
-      VertxMetrics vertxMetrics = vertx.metricsSPI();
-      ClientMetrics metrics = vertxMetrics != null ? vertxMetrics.createClientMetrics(options.getSocketAddress(), "sql", options.getMetricsName()) : null;
+      ClientMetrics metrics = clientMetricsProvider != null ? clientMetricsProvider.metricsFor(options) : null;
       MySQLSocketConnection conn = new MySQLSocketConnection((NetSocketInternal) so, metrics, options, cachePreparedStatements, preparedStatementCacheMaxSize, preparedStatementCacheSqlFilter, pipeliningLimit, context);
       conn.init();
       return Future.future(promise -> conn.sendStartupMessage(username, password, database, collation, serverRsaPublicKey, properties, sslMode, initialCapabilitiesFlags, charsetEncoding, authenticationPlugin, promise));
diff --git a/vertx-mysql-client/src/main/java/io/vertx/mysqlclient/spi/MySQLDriver.java b/vertx-mysql-client/src/main/java/io/vertx/mysqlclient/spi/MySQLDriver.java
@@ -55,8 +55,8 @@ public Pool newPool(Vertx vertx, Supplier<? extends Future<? extends SqlConnectO
 
   private PoolImpl newPoolImpl(VertxInternal vertx, Supplier<? extends Future<? extends SqlConnectOptions>> databases, PoolOptions options, CloseFuture closeFuture) {
     boolean pipelinedPool = options instanceof MySQLPoolOptions && ((MySQLPoolOptions) options).isPipelined();
-    PoolImpl pool = new PoolImpl(vertx, this, pipelinedPool, options, null, null, closeFuture);
     ConnectionFactory factory = createConnectionFactory(vertx, databases);
+    PoolImpl pool = new PoolImpl(vertx, this, pipelinedPool, options, factory.metricsProvider(), null, null, closeFuture);
     pool.connectionProvider(context -> factory.connect(context, databases.get()));
     pool.init();
     closeFuture.add(factory);
diff --git a/vertx-oracle-client/src/main/java/io/vertx/oracleclient/impl/OracleConnectionFactory.java b/vertx-oracle-client/src/main/java/io/vertx/oracleclient/impl/OracleConnectionFactory.java
@@ -21,6 +21,10 @@
 import io.vertx.oracleclient.OracleConnectOptions;
 import io.vertx.sqlclient.SqlConnectOptions;
 import io.vertx.sqlclient.SqlConnection;
+import io.vertx.sqlclient.impl.SingletonSupplier;
+import io.vertx.sqlclient.impl.metrics.ClientMetricsProvider;
+import io.vertx.sqlclient.impl.metrics.DynamicClientMetricsProvider;
+import io.vertx.sqlclient.impl.metrics.SingleServerClientMetricsProvider;
 import io.vertx.sqlclient.spi.ConnectionFactory;
 import oracle.jdbc.OracleConnection;
 import oracle.jdbc.datasource.OracleDataSource;
@@ -36,15 +40,39 @@ public class OracleConnectionFactory implements ConnectionFactory {
 
   private final Supplier<? extends Future<? extends SqlConnectOptions>> options;
   private final Map<JsonObject, OracleDataSource> datasources;
+  private final ClientMetricsProvider clientMetricsProvider;
 
   public OracleConnectionFactory(VertxInternal vertx, Supplier<? extends Future<? extends SqlConnectOptions>> options) {
+    VertxMetrics metrics = vertx.metricsSPI();
+    ClientMetricsProvider clientMetricsProvider;
+    if (metrics != null) {
+      if (options instanceof SingletonSupplier) {
+        SqlConnectOptions option = (SqlConnectOptions) ((SingletonSupplier) options).unwrap();
+        ClientMetrics<?, ?, ?, ?> clientMetrics = metrics.createClientMetrics(option.getSocketAddress(), "sql", option.getMetricsName());
+        clientMetricsProvider = new SingleServerClientMetricsProvider(clientMetrics);
+      } else {
+        clientMetricsProvider = new DynamicClientMetricsProvider(metrics);
+      }
+    } else {
+      clientMetricsProvider = null;
+    }
+    this.clientMetricsProvider = clientMetricsProvider;
     this.options = options;
     this.datasources = new HashMap<>();
   }
 
+  @Override
+  public ClientMetricsProvider metricsProvider() {
+    return clientMetricsProvider;
+  }
+
   @Override
   public void close(Promise<Void> promise) {
-    promise.complete();
+    if (clientMetricsProvider != null) {
+      clientMetricsProvider.close(promise);
+    } else {
+      promise.complete();
+    }
   }
 
   @Override
@@ -68,8 +96,7 @@ private OracleDataSource getDatasource(SqlConnectOptions options) {
   @Override
   public Future<SqlConnection> connect(Context context, SqlConnectOptions options) {
     OracleDataSource datasource = getDatasource(options);
-    VertxMetrics vertxMetrics = ((VertxInternal)context.owner()).metricsSPI();
-    ClientMetrics metrics = vertxMetrics != null ? vertxMetrics.createClientMetrics(options.getSocketAddress(), "sql", options.getMetricsName()) : null;
+    ClientMetrics metrics = clientMetricsProvider != null ? clientMetricsProvider.metricsFor(options) : null;
     ContextInternal ctx = (ContextInternal) context;
     return executeBlocking(context, () -> {
       OracleConnection orac = datasource.createConnectionBuilder().build();
diff --git a/vertx-oracle-client/src/main/java/io/vertx/oracleclient/spi/OracleDriver.java b/vertx-oracle-client/src/main/java/io/vertx/oracleclient/spi/OracleDriver.java
@@ -52,8 +52,8 @@ public Pool newPool(Vertx vertx, Supplier<? extends Future<? extends SqlConnectO
   private PoolImpl newPoolImpl(VertxInternal vertx, Supplier<? extends Future<? extends SqlConnectOptions>> databases, PoolOptions options, CloseFuture closeFuture) {
     Function<Connection, Future<Void>> afterAcquire = conn -> ((OracleJdbcConnection) conn).afterAcquire();
     Function<Connection, Future<Void>> beforeRecycle = conn -> ((OracleJdbcConnection) conn).beforeRecycle();
-    PoolImpl pool = new PoolImpl(vertx, this,  false, options, afterAcquire, beforeRecycle, closeFuture);
     ConnectionFactory factory = createConnectionFactory(vertx, databases);
+    PoolImpl pool = new PoolImpl(vertx, this,  false, options, factory.metricsProvider(), afterAcquire, beforeRecycle, closeFuture);
     pool.connectionProvider(context -> factory.connect(context, databases.get()));
     pool.init();
     closeFuture.add(factory);
diff --git a/vertx-oracle-client/src/test/java/io/vertx/oracleclient/test/tck/OracleMetricsTest.java b/vertx-oracle-client/src/test/java/io/vertx/oracleclient/test/tck/OracleMetricsTest.java
@@ -11,10 +11,10 @@
 
 package io.vertx.oracleclient.test.tck;
 
-import io.vertx.core.Vertx;
 import io.vertx.ext.unit.TestContext;
 import io.vertx.oracleclient.OracleBuilder;
 import io.vertx.oracleclient.test.junit.OracleRule;
+import io.vertx.sqlclient.ClientBuilder;
 import io.vertx.sqlclient.Pool;
 import io.vertx.sqlclient.tck.MetricsTestBase;
 import org.junit.ClassRule;
@@ -27,10 +27,8 @@ public class OracleMetricsTest extends MetricsTestBase {
   public static OracleRule rule = OracleRule.SHARED_INSTANCE;
 
   @Override
-  protected Pool createPool(Vertx vertx) {
-    return OracleBuilder.pool(builder -> builder
-      .connectingTo(rule.options())
-      .using(vertx));
+  protected ClientBuilder<Pool> poolBuilder() {
+    return OracleBuilder.pool().connectingTo(rule.options());
   }
 
   @Override
diff --git a/vertx-pg-client/src/main/java/io/vertx/pgclient/impl/PgConnectionFactory.java b/vertx-pg-client/src/main/java/io/vertx/pgclient/impl/PgConnectionFactory.java
@@ -179,9 +179,7 @@ private PgSocketConnection newSocketConnection(ContextInternal context, NetSocke
     Predicate<String> preparedStatementCacheSqlFilter = options.getPreparedStatementCacheSqlFilter();
     int pipeliningLimit = options.getPipeliningLimit();
     boolean useLayer7Proxy = options.getUseLayer7Proxy();
-    VertxMetrics vertxMetrics = vertx.metricsSPI();
-    ClientMetrics metrics = vertxMetrics != null ? vertxMetrics.createClientMetrics(options.getSocketAddress(), "sql", options.getMetricsName()) : null;
-    PgSocketConnection conn = new PgSocketConnection(socket, metrics, options, cachePreparedStatements, preparedStatementCacheMaxSize, preparedStatementCacheSqlFilter, pipeliningLimit, useLayer7Proxy, context);
-    return conn;
+    ClientMetrics metrics = clientMetricsProvider != null ? clientMetricsProvider.metricsFor(options) : null;
+    return new PgSocketConnection(socket, metrics, options, cachePreparedStatements, preparedStatementCacheMaxSize, preparedStatementCacheSqlFilter, pipeliningLimit, useLayer7Proxy, context);
   }
 }
diff --git a/vertx-pg-client/src/main/java/io/vertx/pgclient/spi/PgDriver.java b/vertx-pg-client/src/main/java/io/vertx/pgclient/spi/PgDriver.java
@@ -42,8 +42,8 @@ public Pool newPool(Vertx vertx, Supplier<? extends Future<? extends SqlConnectO
 
   private PoolImpl newPoolImpl(VertxInternal vertx, Supplier<? extends Future<? extends SqlConnectOptions>> databases, PoolOptions options, CloseFuture closeFuture) {
     boolean pipelinedPool = options instanceof PgPoolOptions && ((PgPoolOptions) options).isPipelined();
-    PoolImpl pool = new PoolImpl(vertx, this, pipelinedPool, options, null, null, closeFuture);
     ConnectionFactory factory = createConnectionFactory(vertx, databases);
+    PoolImpl pool = new PoolImpl(vertx, this, pipelinedPool, options, factory.metricsProvider(), null, null, closeFuture);
     pool.connectionProvider(context -> factory.connect(context));  // BEWARE!!!!
     pool.init();
     closeFuture.add(factory);
diff --git a/vertx-pg-client/src/test/java/io/vertx/pgclient/PgMetricsTest.java b/vertx-pg-client/src/test/java/io/vertx/pgclient/PgMetricsTest.java
@@ -11,8 +11,8 @@
 
 package io.vertx.pgclient;
 
-import io.vertx.core.Vertx;
 import io.vertx.pgclient.junit.ContainerPgRule;
+import io.vertx.sqlclient.ClientBuilder;
 import io.vertx.sqlclient.Pool;
 import io.vertx.sqlclient.tck.MetricsTestBase;
 import org.junit.ClassRule;
@@ -23,8 +23,8 @@ public class PgMetricsTest extends MetricsTestBase {
   public static ContainerPgRule rule = new ContainerPgRule();
 
   @Override
-  protected Pool createPool(Vertx vertx) {
-    return PgBuilder.pool().connectingTo(rule.options()).using(vertx).build();
+  protected ClientBuilder<Pool> poolBuilder() {
+    return PgBuilder.pool().connectingTo(rule.options());
   }
 
   @Override
diff --git a/vertx-sql-client/src/main/java/io/vertx/sqlclient/impl/ConnectionFactoryBase.java b/vertx-sql-client/src/main/java/io/vertx/sqlclient/impl/ConnectionFactoryBase.java
@@ -21,8 +21,13 @@
 import io.vertx.core.net.NetClient;
 import io.vertx.core.net.NetClientOptions;
 import io.vertx.core.net.impl.NetClientBuilder;
+import io.vertx.core.spi.metrics.ClientMetrics;
+import io.vertx.core.spi.metrics.VertxMetrics;
 import io.vertx.sqlclient.SqlConnectOptions;
 import io.vertx.sqlclient.SqlConnection;
+import io.vertx.sqlclient.impl.metrics.ClientMetricsProvider;
+import io.vertx.sqlclient.impl.metrics.DynamicClientMetricsProvider;
+import io.vertx.sqlclient.impl.metrics.SingleServerClientMetricsProvider;
 import io.vertx.sqlclient.spi.ConnectionFactory;
 
 import java.util.HashMap;
@@ -39,14 +44,30 @@ public abstract class ConnectionFactoryBase implements ConnectionFactory {
   protected final VertxInternal vertx;
   private final Map<JsonObject, NetClient> clients;
   protected final Supplier<? extends Future<? extends SqlConnectOptions>> options;
+  protected final ClientMetricsProvider clientMetricsProvider;
 
   // close hook
   protected final CloseFuture clientCloseFuture = new CloseFuture();
 
   protected ConnectionFactoryBase(VertxInternal vertx, Supplier<? extends Future<? extends SqlConnectOptions>> options) {
+    VertxMetrics metrics = vertx.metricsSPI();
+    ClientMetricsProvider clientMetricsProvider;
+    if (metrics != null) {
+      if (options instanceof SingletonSupplier) {
+        SqlConnectOptions option = (SqlConnectOptions) ((SingletonSupplier) options).unwrap();
+        ClientMetrics<?, ?, ?, ?> clientMetrics = metrics.createClientMetrics(option.getSocketAddress(), "sql", option.getMetricsName());
+        clientMetricsProvider = new SingleServerClientMetricsProvider(clientMetrics);
+      } else {
+        clientMetricsProvider = new DynamicClientMetricsProvider(metrics);
+      }
+      clientCloseFuture.add(clientMetricsProvider);
+    } else {
+      clientMetricsProvider = null;
+    }
     this.vertx = vertx;
     this.options = options;
     this.clients = new HashMap<>();
+    this.clientMetricsProvider = clientMetricsProvider;
   }
 
   private NetClient createNetClient(NetClientOptions options) {
@@ -121,4 +142,8 @@ private void doConnectWithRetry(SqlConnectOptions options, PromiseInternal<Conne
    */
   protected abstract Future<Connection> doConnectInternal(SqlConnectOptions options, ContextInternal context);
 
+  @Override
+  public ClientMetricsProvider metricsProvider() {
+    return clientMetricsProvider;
+  }
 }
diff --git a/vertx-sql-client/src/main/java/io/vertx/sqlclient/impl/PoolImpl.java b/vertx-sql-client/src/main/java/io/vertx/sqlclient/impl/PoolImpl.java
@@ -25,6 +25,7 @@
 import io.vertx.core.impl.future.PromiseInternal;
 import io.vertx.sqlclient.*;
 import io.vertx.sqlclient.impl.command.CommandBase;
+import io.vertx.sqlclient.impl.metrics.ClientMetricsProvider;
 import io.vertx.sqlclient.impl.pool.SqlConnectionPool;
 import io.vertx.sqlclient.spi.Driver;
 
@@ -56,6 +57,7 @@ public PoolImpl(VertxInternal vertx,
                   Driver driver,
                   boolean pipelined,
                   PoolOptions poolOptions,
+                  ClientMetricsProvider clientMetricsProvider,
                   Function<Connection, Future<Void>> afterAcquire,
                   Function<Connection, Future<Void>> beforeRecycle,
                   CloseFuture closeFuture) {
@@ -69,8 +71,8 @@ public PoolImpl(VertxInternal vertx,
     this.pipelined = pipelined;
     this.vertx = vertx;
     this.pool = new SqlConnectionPool(ctx -> connectionProvider.apply(ctx), () -> connectionInitializer,
-      afterAcquire, beforeRecycle, vertx, idleTimeout, maxLifetime, poolOptions.getMaxSize(), pipelined,
-      poolOptions.getMaxWaitQueueSize(), poolOptions.getEventLoopSize());
+      clientMetricsProvider, afterAcquire, beforeRecycle, vertx, idleTimeout, maxLifetime, poolOptions.getMaxSize(),
+      pipelined, poolOptions.getMaxWaitQueueSize(), poolOptions.getEventLoopSize());
     this.closeFuture = closeFuture;
   }
 
diff --git a/vertx-sql-client/src/main/java/io/vertx/sqlclient/impl/metrics/ClientMetricsProvider.java b/vertx-sql-client/src/main/java/io/vertx/sqlclient/impl/metrics/ClientMetricsProvider.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2011-2022 Contributors to the Eclipse Foundation
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0, or the Apache License, Version 2.0
+ * which is available at https://www.apache.org/licenses/LICENSE-2.0.
+ *
+ * SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
+ */
+package io.vertx.sqlclient.impl.metrics;
+
+import io.vertx.core.Closeable;
+import io.vertx.core.Promise;
+import io.vertx.core.spi.metrics.ClientMetrics;
+import io.vertx.sqlclient.SqlConnectOptions;
+
+/**
+ * Provides client metrics for a connection
+ */
+public interface ClientMetricsProvider extends Closeable {
+
+  ClientMetrics<?, ?, ?, ?> metricsFor(SqlConnectOptions options);
+
+  @Override
+  default void close(Promise<Void> completion) {
+    try {
+      close();
+    } catch (Exception e) {
+      completion.fail(e);
+      return;
+    }
+    completion.complete();
+  }
+
+  void close();
+
+}
diff --git a/vertx-sql-client/src/main/java/io/vertx/sqlclient/impl/metrics/ClientMetricsWrapper.java b/vertx-sql-client/src/main/java/io/vertx/sqlclient/impl/metrics/ClientMetricsWrapper.java
diff --git a/vertx-sql-client/src/main/java/io/vertx/sqlclient/impl/metrics/DynamicClientMetricsProvider.java b/vertx-sql-client/src/main/java/io/vertx/sqlclient/impl/metrics/DynamicClientMetricsProvider.java
diff --git a/vertx-sql-client/src/main/java/io/vertx/sqlclient/impl/metrics/SingleServerClientMetricsProvider.java b/vertx-sql-client/src/main/java/io/vertx/sqlclient/impl/metrics/SingleServerClientMetricsProvider.java
diff --git a/vertx-sql-client/src/main/java/io/vertx/sqlclient/impl/pool/SqlConnectionPool.java b/vertx-sql-client/src/main/java/io/vertx/sqlclient/impl/pool/SqlConnectionPool.java
diff --git a/vertx-sql-client/src/main/java/io/vertx/sqlclient/spi/ConnectionFactory.java b/vertx-sql-client/src/main/java/io/vertx/sqlclient/spi/ConnectionFactory.java
diff --git a/vertx-sql-client/src/test/java/io/vertx/sqlclient/tck/MetricsTestBase.java b/vertx-sql-client/src/test/java/io/vertx/sqlclient/tck/MetricsTestBase.java

Original file line number	Diff line number	Diff line change
`@@ -57,8 +57,8 @@ public Pool newPool(Vertx vertx, Supplier<? extends Future<? extends SqlConnectO`
`57`	`57`	`}`
`58`	`58`
`59`	`59`	`private PoolImpl newPoolImpl(VertxInternal vertx, Supplier<? extends Future<? extends SqlConnectOptions>> databases, PoolOptions options, CloseFuture closeFuture) {`
`60`		`- PoolImpl pool = new PoolImpl(vertx, this, false, options, null, null, closeFuture);`
`61`	`60`	`ConnectionFactory factory = createConnectionFactory(vertx, databases);`
	`61`	`+ PoolImpl pool = new PoolImpl(vertx, this, false, options, factory.metricsProvider(), null, null, closeFuture);`
`62`	`62`	`pool.connectionProvider(context -> factory.connect(context, databases.get()));`
`63`	`63`	`pool.init();`
`64`	`64`	`closeFuture.add(factory);`