Adopt to Reactor Netty changes.

Also, ignore deprecations as we cannot switch to the Sinks API easily.

[#466]

Signed-off-by: Mark Paluch <[email protected]>

Author: mp911de

pom.xml

@@ -267,6 +267,7 @@
                     <compilerArgs>
                         <arg>-Werror</arg>
                         <arg>-Xlint:all</arg>
+                        <arg>-Xlint:-deprecation</arg>
                         <arg>-Xlint:-options</arg>
                         <arg>-Xlint:-processing</arg>
                         <arg>-Xlint:-serial</arg>

src/main/java/io/r2dbc/postgresql/ExtendedFlowDelegate.java

@@ -69,6 +69,7 @@
  * Utility to execute the {@code Parse/Bind/Describe/Execute/Sync} portion of the <a href="https://www.postgresql.org/docs/current/static/protocol-flow.html#PROTOCOL-FLOW-EXT-QUERY">Extended query</a>
  * message flow.
  */
+@SuppressWarnings("deprecation")
 class ExtendedFlowDelegate {
 
     static final Predicate<BackendMessage> RESULT_FRAME_FILTER = not(or(BindComplete.class::isInstance, NoData.class::isInstance));

src/main/java/io/r2dbc/postgresql/ExtendedQueryPostgresqlStatement.java

@@ -44,6 +44,7 @@
 /**
  * {@link Statement} using the  <a href="https://www.postgresql.org/docs/current/static/protocol-flow.html#PROTOCOL-FLOW-EXT-QUERY">Extended Query Flow</a>.
  */
+@SuppressWarnings("deprecation")
 final class ExtendedQueryPostgresqlStatement implements PostgresqlStatement {
 
     private final Bindings bindings;

src/main/java/io/r2dbc/postgresql/PostgresqlConnectionConfiguration.java

@@ -16,6 +16,9 @@
 
 package io.r2dbc.postgresql;
 
+import io.netty.handler.ssl.IdentityCipherSuiteFilter;
+import io.netty.handler.ssl.OpenSsl;
+import io.netty.handler.ssl.SslContext;
 import io.netty.handler.ssl.SslContextBuilder;
 import io.netty.handler.ssl.util.InsecureTrustManagerFactory;
 import io.r2dbc.postgresql.client.DefaultHostnameVerifier;
@@ -28,10 +31,10 @@
 import io.r2dbc.postgresql.extension.Extension;
 import io.r2dbc.postgresql.util.Assert;
 import reactor.netty.resources.LoopResources;
-import reactor.netty.tcp.SslProvider;
 import reactor.util.annotation.Nullable;
 
 import javax.net.ssl.HostnameVerifier;
+import javax.net.ssl.SSLException;
 import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
@@ -50,7 +53,6 @@
 import java.util.function.ToIntFunction;
 
 import static io.r2dbc.postgresql.message.frontend.Execute.NO_LIMIT;
-import static reactor.netty.tcp.SslProvider.DefaultConfigurationType.TCP;
 
 /**
  * Connection configuration information for connecting to a PostgreSQL database.
@@ -896,7 +898,7 @@ private SSLConfig createSslConfig() {
             return new SSLConfig(this.sslMode, createSslProvider(), hostnameVerifier);
         }
 
-        private Supplier<SslProvider> createSslProvider() {
+        private Supplier<SslContext> createSslProvider() {
             SslContextBuilder sslContextBuilder = SslContextBuilder.forClient();
             if (this.sslMode.verifyCertificate()) {
                 if (this.sslRootCert != null) {
@@ -906,6 +908,13 @@ private Supplier<SslProvider> createSslProvider() {
                 sslContextBuilder.trustManager(InsecureTrustManagerFactory.INSTANCE);
             }
 
+            sslContextBuilder.sslProvider(
+                    OpenSsl.isAvailable() ?
+                        io.netty.handler.ssl.SslProvider.OPENSSL :
+                        io.netty.handler.ssl.SslProvider.JDK)
+                .ciphers(null, IdentityCipherSuiteFilter.INSTANCE)
+                .applicationProtocolConfig(null);
+
             URL sslKey = this.sslKey;
             URL sslCert = this.sslCert;
 
@@ -941,10 +950,13 @@ private Supplier<SslProvider> createSslProvider() {
                 });
             }
 
-            return () -> SslProvider.builder()
-                .sslContext(this.sslContextBuilderCustomizer.apply(sslContextBuilder))
-                .defaultConfiguration(TCP)
-                .build();
+            return () -> {
+                try {
+                    return this.sslContextBuilderCustomizer.apply(sslContextBuilder).build();
+                } catch (SSLException e) {
+                    throw new IllegalStateException("Failed to create SslContext", e);
+                }
+            };
         }
 
         interface StreamConsumer {

src/main/java/io/r2dbc/postgresql/client/AbstractPostgresSSLHandlerAdapter.java

@@ -42,7 +42,6 @@ abstract class AbstractPostgresSSLHandlerAdapter extends ChannelInboundHandlerAd
     AbstractPostgresSSLHandlerAdapter(ByteBufAllocator alloc, SSLConfig sslConfig) {
         this.sslConfig = sslConfig;
         this.sslEngine = sslConfig.getSslProvider().get()
-            .getSslContext()
             .newEngine(alloc);
         this.handshakeFuture = new CompletableFuture<>();
         this.sslHandler = new SslHandler(this.sslEngine);

src/main/java/io/r2dbc/postgresql/client/ReactorNettyClient.java

@@ -22,8 +22,6 @@
 import io.netty.channel.ChannelHandlerContext;
 import io.netty.channel.ChannelOption;
 import io.netty.channel.ChannelPipeline;
-import io.netty.channel.EventLoopGroup;
-import io.netty.channel.epoll.Epoll;
 import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
 import io.netty.handler.logging.LogLevel;
 import io.netty.handler.logging.LoggingHandler;
@@ -379,7 +377,7 @@ public static Mono<ReactorNettyClient> connect(ConnectionProvider connectionProv
         TcpClient tcpClient = TcpClient.create(connectionProvider).remoteAddress(() -> socketAddress);
 
         if (!(socketAddress instanceof InetSocketAddress)) {
-            tcpClient = tcpClient.runOn(new SocketLoopResources(connectionSettings.hasLoopResources() ? connectionSettings.getRequiredLoopResources() : TcpResources.get()), true);
+            tcpClient = tcpClient.runOn(connectionSettings.hasLoopResources() ? connectionSettings.getRequiredLoopResources() : TcpResources.get(), true);
         } else {
 
             if (connectionSettings.hasLoopResources()) {
@@ -574,100 +572,6 @@ public ResponseQueueException(String message) {
 
     }
 
-    @SuppressWarnings({"deprecation"})
-    static class SocketLoopResources implements LoopResources {
-
-        @Nullable
-        private static final Class<? extends Channel> EPOLL_SOCKET = findClass("io.netty.channel.epoll.EpollDomainSocketChannel");
-
-        @Nullable
-        private static final Class<? extends Channel> KQUEUE_SOCKET = findClass("io.netty.channel.kqueue.KQueueDomainSocketChannel");
-
-        private static final boolean kqueue;
-
-        static {
-            boolean kqueueCheck = false;
-            try {
-                Class.forName("io.netty.channel.kqueue.KQueue");
-                kqueueCheck = io.netty.channel.kqueue.KQueue.isAvailable();
-            } catch (ClassNotFoundException cnfe) {
-            }
-            kqueue = kqueueCheck;
-        }
-
-        private static final boolean epoll;
-
-        static {
-            boolean epollCheck = false;
-            try {
-                Class.forName("io.netty.channel.epoll.Epoll");
-                epollCheck = Epoll.isAvailable();
-            } catch (ClassNotFoundException cnfe) {
-            }
-            epoll = epollCheck;
-        }
-
-        private final LoopResources delegate;
-
-        public SocketLoopResources(LoopResources delegate) {
-            this.delegate = delegate;
-        }
-
-        @SuppressWarnings("unchecked")
-        private static Class<? extends Channel> findClass(String className) {
-            try {
-                return (Class<? extends Channel>) SocketLoopResources.class.getClassLoader().loadClass(className);
-            } catch (ClassNotFoundException e) {
-                return null;
-            }
-        }
-
-        @Override
-        public Class<? extends Channel> onChannel(EventLoopGroup group) {
-
-            if (epoll && EPOLL_SOCKET != null) {
-                return EPOLL_SOCKET;
-            }
-
-            if (kqueue && KQUEUE_SOCKET != null) {
-                return KQUEUE_SOCKET;
-            }
-
-            return this.delegate.onChannel(group);
-        }
-
-        @Override
-        public EventLoopGroup onClient(boolean useNative) {
-            return this.delegate.onClient(useNative);
-        }
-
-        @Override
-        public EventLoopGroup onServer(boolean useNative) {
-            return this.delegate.onServer(useNative);
-        }
-
-        @Override
-        public EventLoopGroup onServerSelect(boolean useNative) {
-            return this.delegate.onServerSelect(useNative);
-        }
-
-        @Override
-        public boolean daemon() {
-            return this.delegate.daemon();
-        }
-
-        @Override
-        public void dispose() {
-            this.delegate.dispose();
-        }
-
-        @Override
-        public Mono<Void> disposeLater() {
-            return this.delegate.disposeLater();
-        }
-
-    }
-
     /**
      * Value object representing a single conversation. The driver permits a single conversation at a time to ensure that request messages get routed to the proper response receiver and do not leak
      * into other conversations. A conversation must be finished in the sense that the {@link Publisher} of {@link FrontendMessage} has completed before the next conversation is started.

src/main/java/io/r2dbc/postgresql/client/SSLConfig.java

@@ -16,8 +16,8 @@
 
 package io.r2dbc.postgresql.client;
 
+import io.netty.handler.ssl.SslContext;
 import io.r2dbc.postgresql.util.Assert;
-import reactor.netty.tcp.SslProvider;
 import reactor.util.annotation.Nullable;
 
 import javax.net.ssl.HostnameVerifier;
@@ -31,9 +31,9 @@ public final class SSLConfig {
     private final SSLMode sslMode;
 
     @Nullable
-    private final Supplier<SslProvider> sslProvider;
+    private final Supplier<SslContext> sslProvider;
 
-    public SSLConfig(SSLMode sslMode, @Nullable Supplier<SslProvider> sslProvider, @Nullable HostnameVerifier hostnameVerifier) {
+    public SSLConfig(SSLMode sslMode, @Nullable Supplier<SslContext> sslProvider, @Nullable HostnameVerifier hostnameVerifier) {
         if (sslMode != SSLMode.DISABLE) {
             Assert.requireNonNull(sslProvider, "Ssl provider is required for ssl mode " + sslMode);
         }
@@ -57,7 +57,7 @@ public SSLMode getSslMode() {
         return this.sslMode;
     }
 
-    public Supplier<SslProvider> getSslProvider() {
+    public Supplier<SslContext> getSslProvider() {
         if (this.sslProvider == null) {
             throw new IllegalStateException("SSL Mode disabled. SslProvider not available");
         }