Implement GRPC server
This commit is contained in:
Andrea Cavalli
parent
9ab08c54a3
commit
aeadadd7b4
48
pom.xml
48
pom.xml
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@ -17,6 +17,9 @@
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<slf4j.version>2.0.12</slf4j.version>
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<imageName>rockserver-core</imageName>
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<mainClass>it.cavallium.rockserver.core.Main</mainClass>
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<protobuf-plugin.version>0.6.1</protobuf-plugin.version>
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<protobuf.version>3.25.3</protobuf.version>
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<grpc.version>1.65.0</grpc.version>
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</properties>
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<repositories>
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@ -80,6 +83,21 @@
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<artifactId>slf4j-api</artifactId>
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<version>${slf4j.version}</version>
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</dependency>
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<dependency>
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<groupId>io.grpc</groupId>
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<artifactId>grpc-netty</artifactId>
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<version>${grpc.version}</version>
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</dependency>
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<dependency>
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<groupId>io.grpc</groupId>
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<artifactId>grpc-protobuf</artifactId>
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<version>${grpc.version}</version>
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</dependency>
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<dependency>
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<groupId>io.grpc</groupId>
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<artifactId>grpc-stub</artifactId>
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<version>${grpc.version}</version>
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</dependency>
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<dependency>
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<groupId>org.lz4</groupId>
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@ -106,6 +124,13 @@
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<filtering>false</filtering>
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</resource>
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</resources>
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<extensions>
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<extension>
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<groupId>kr.motd.maven</groupId>
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<artifactId>os-maven-plugin</artifactId>
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<version>1.6.1</version>
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</extension>
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</extensions>
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<plugins>
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<plugin>
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<groupId>org.codehaus.mojo</groupId>
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@ -171,6 +196,29 @@
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</execution>
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</executions>
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</plugin>
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<plugin>
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<groupId>org.xolstice.maven.plugins</groupId>
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<artifactId>protobuf-maven-plugin</artifactId>
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<version>${protobuf-plugin.version}</version>
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<configuration>
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<protocArtifact>com.google.protobuf:protoc:${protobuf.version}:exe:${os.detected.classifier}</protocArtifact>
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<pluginId>grpc-java</pluginId>
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<pluginArtifact>io.grpc:protoc-gen-grpc-java:${grpc.version}:exe:${os.detected.classifier}</pluginArtifact>
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</configuration>
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<executions>
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<execution>
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<configuration>
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<pluginParameter>
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@generated=omit
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</pluginParameter>
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</configuration>
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<goals>
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<goal>compile</goal>
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<goal>compile-custom</goal>
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</goals>
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</execution>
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</executions>
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</plugin>
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</plugins>
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</build>
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@ -5,6 +5,7 @@ import static java.util.Objects.requireNonNull;
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import it.cavallium.rockserver.core.common.Utils;
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import it.cavallium.rockserver.core.impl.rocksdb.RocksDBLoader;
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import it.cavallium.rockserver.core.server.ServerBuilder;
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import java.io.IOException;
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import java.net.URI;
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import java.net.URISyntaxException;
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@ -30,10 +31,14 @@ public class Main {
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.type(String.class)
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.setDefault(PRIVATE_MEMORY_URL.toString())
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.help("Specify database rocksdb://hostname:port, or unix://<path>, or file://<path>");
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parser.addArgument("-l", "--listen-url")
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parser.addArgument("-l", "--thrift-listen-url")
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.type(String.class)
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.setDefault("http://127.0.0.1:5332")
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.help("Specify database http://hostname:port, or unix://<path>, or file://<path>");
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parser.addArgument("-L", "--grpc-listen-url")
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.type(String.class)
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.setDefault("http://127.0.0.1:5333")
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.help("Specify database http://hostname:port, or unix://<path>, or file://<path>");
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parser.addArgument("-n", "--name")
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.type(String.class)
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.setDefault("main")
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@ -53,7 +58,6 @@ public class Main {
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System.exit(1);
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}
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var clientBuilder = new it.cavallium.rockserver.core.client.ClientBuilder();
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var serverBuilder = new it.cavallium.rockserver.core.server.ServerBuilder();
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if (ns.getBoolean("print_default_config")) {
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requireNonNull(Main.class.getClassLoader()
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@ -67,12 +71,14 @@ public class Main {
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RocksDBLoader.loadLibrary();
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var rawDatabaseUrl = ns.getString("database_url");
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var rawListenUrl = ns.getString("listen_url");
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var rawThriftListenUrl = ns.getString("thrift_listen_url");
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var rawGrpcListenUrl = ns.getString("grpc_listen_url");
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var name = ns.getString("name");
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var config = ns.getString("config");
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var databaseUrl = new URI(rawDatabaseUrl);
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var listenUrl = new URI(rawListenUrl);
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var thriftListenUrl = new URI(rawThriftListenUrl);
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var grpcListenUrl = new URI(rawGrpcListenUrl);
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if (config != null) {
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if (!databaseUrl.getScheme().equals("file")) {
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@ -93,24 +99,23 @@ public class Main {
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case null, default -> throw new IllegalArgumentException("Invalid scheme \"" + databaseUrlScheme + "\" for database url url: " + databaseUrl);
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}
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var listenUrlScheme = listenUrl.getScheme();
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switch (listenUrlScheme) {
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case "unix" -> serverBuilder.setUnixSocket(UnixDomainSocketAddress.of(Path.of(listenUrl.getPath())));
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case "http" -> serverBuilder.setHttpAddress(listenUrl.getHost(), Utils.parsePort(listenUrl));
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case "rocksdb" -> serverBuilder.setAddress(Utils.parseHostAndPort(listenUrl));
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case null, default -> throw new IllegalArgumentException("Invalid scheme \"" + listenUrlScheme + "\" for listen url: " + listenUrl);
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}
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var thriftServerBuilder = new it.cavallium.rockserver.core.server.ServerBuilder();
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buildServerAddress(thriftServerBuilder, thriftListenUrl, true);
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var grpcServerBuilder = new it.cavallium.rockserver.core.server.ServerBuilder();
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buildServerAddress(grpcServerBuilder, grpcListenUrl, false);
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clientBuilder.setName(name);
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try (var connection = clientBuilder.build()) {
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LOG.log(Level.INFO, "Connected to {0}", connection);
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serverBuilder.setClient(connection);
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thriftServerBuilder.setClient(connection);
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grpcServerBuilder.setClient(connection);
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CountDownLatch shutdownLatch = new CountDownLatch(1);
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Runtime.getRuntime().addShutdownHook(new Thread(shutdownLatch::countDown));
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try (var server = serverBuilder.build()) {
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try (var _ = thriftServerBuilder.build();
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var _ = grpcServerBuilder.build()) {
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shutdownLatch.await();
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LOG.info("Shutting down...");
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}
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@ -119,4 +124,17 @@ public class Main {
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}
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LOG.info("Shut down successfully");
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}
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private static void buildServerAddress(ServerBuilder serverBuilder, URI listenUrl, boolean useThrift) {
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var thriftListenUrlScheme = listenUrl.getScheme();
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switch (thriftListenUrlScheme) {
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case "unix" -> serverBuilder.setUnixSocket(UnixDomainSocketAddress.of(Path.of(listenUrl.getPath())));
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case "http" -> {
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serverBuilder.setHttpAddress(listenUrl.getHost(), Utils.parsePort(listenUrl));
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serverBuilder.setUseThrift(useThrift);
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}
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case "rocksdb" -> serverBuilder.setAddress(Utils.parseHostAndPort(listenUrl));
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case null, default -> throw new IllegalArgumentException("Invalid scheme \"" + thriftListenUrlScheme + "\" for listen url: " + listenUrl);
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}
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}
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}
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@ -1,5 +1,5 @@
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/**
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* Autogenerated by Thrift Compiler (0.19.0)
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* Autogenerated by Thrift Compiler (0.20.0)
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*
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* DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
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* @generated
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@ -1,5 +1,5 @@
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/**
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* Autogenerated by Thrift Compiler (0.19.0)
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* Autogenerated by Thrift Compiler (0.20.0)
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*
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* DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
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* @generated
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@ -1,5 +1,5 @@
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/**
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* Autogenerated by Thrift Compiler (0.19.0)
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* Autogenerated by Thrift Compiler (0.20.0)
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*
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* DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
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* @generated
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@ -1,5 +1,5 @@
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/**
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* Autogenerated by Thrift Compiler (0.19.0)
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* Autogenerated by Thrift Compiler (0.20.0)
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*
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* DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
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* @generated
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@ -1,5 +1,5 @@
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/**
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* Autogenerated by Thrift Compiler (0.19.0)
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* Autogenerated by Thrift Compiler (0.20.0)
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*
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* DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
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* @generated
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@ -1,5 +1,5 @@
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/**
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* Autogenerated by Thrift Compiler (0.19.0)
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* Autogenerated by Thrift Compiler (0.20.0)
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*
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* DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
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* @generated
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@ -0,0 +1,532 @@
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package it.cavallium.rockserver.core.server;
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import com.google.protobuf.ByteString;
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import com.google.protobuf.Empty;
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import io.grpc.netty.NettyServerBuilder;
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import io.grpc.stub.StreamObserver;
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import it.cavallium.rockserver.core.client.RocksDBConnection;
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import it.cavallium.rockserver.core.common.ColumnHashType;
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import it.cavallium.rockserver.core.common.ColumnSchema;
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import it.cavallium.rockserver.core.common.Keys;
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import it.cavallium.rockserver.core.common.RequestType.RequestChanged;
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import it.cavallium.rockserver.core.common.RequestType.RequestCurrent;
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import it.cavallium.rockserver.core.common.RequestType.RequestDelta;
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import it.cavallium.rockserver.core.common.RequestType.RequestExists;
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import it.cavallium.rockserver.core.common.RequestType.RequestForUpdate;
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import it.cavallium.rockserver.core.common.RequestType.RequestMulti;
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import it.cavallium.rockserver.core.common.RequestType.RequestNothing;
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import it.cavallium.rockserver.core.common.RequestType.RequestPrevious;
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import it.cavallium.rockserver.core.common.RequestType.RequestPreviousPresence;
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import it.cavallium.rockserver.core.common.api.proto.Changed;
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import it.cavallium.rockserver.core.common.api.proto.CloseFailedUpdateRequest;
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import it.cavallium.rockserver.core.common.api.proto.CloseIteratorRequest;
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import it.cavallium.rockserver.core.common.api.proto.CloseTransactionRequest;
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import it.cavallium.rockserver.core.common.api.proto.CloseTransactionResponse;
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import it.cavallium.rockserver.core.common.api.proto.CreateColumnRequest;
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import it.cavallium.rockserver.core.common.api.proto.CreateColumnResponse;
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import it.cavallium.rockserver.core.common.api.proto.DeleteColumnRequest;
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import it.cavallium.rockserver.core.common.api.proto.Delta;
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import it.cavallium.rockserver.core.common.api.proto.GetColumnIdRequest;
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import it.cavallium.rockserver.core.common.api.proto.GetColumnIdResponse;
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import it.cavallium.rockserver.core.common.api.proto.GetRequest;
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import it.cavallium.rockserver.core.common.api.proto.GetResponse;
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import it.cavallium.rockserver.core.common.api.proto.KV;
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import it.cavallium.rockserver.core.common.api.proto.OpenIteratorRequest;
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import it.cavallium.rockserver.core.common.api.proto.OpenIteratorResponse;
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import it.cavallium.rockserver.core.common.api.proto.OpenTransactionRequest;
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import it.cavallium.rockserver.core.common.api.proto.OpenTransactionResponse;
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import it.cavallium.rockserver.core.common.api.proto.Previous;
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import it.cavallium.rockserver.core.common.api.proto.PreviousPresence;
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import it.cavallium.rockserver.core.common.api.proto.PutMultiInitialRequest;
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import it.cavallium.rockserver.core.common.api.proto.PutMultiRequest;
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import it.cavallium.rockserver.core.common.api.proto.PutRequest;
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import it.cavallium.rockserver.core.common.api.proto.RocksDBServiceGrpc.RocksDBServiceImplBase;
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import it.cavallium.rockserver.core.common.api.proto.SeekToRequest;
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import it.cavallium.rockserver.core.common.api.proto.SubsequentRequest;
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import it.cavallium.rockserver.core.common.api.proto.UpdateBegin;
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import it.unimi.dsi.fastutil.ints.Int2IntFunction;
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import it.unimi.dsi.fastutil.ints.Int2ObjectFunction;
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import it.unimi.dsi.fastutil.ints.IntArrayList;
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import it.unimi.dsi.fastutil.ints.IntList;
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import it.unimi.dsi.fastutil.objects.ObjectArrayList;
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import it.unimi.dsi.fastutil.objects.ObjectList;
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import java.io.IOException;
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import java.lang.foreign.Arena;
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import java.lang.foreign.MemorySegment;
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import java.net.InetSocketAddress;
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import java.util.concurrent.atomic.AtomicLong;
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import java.util.function.BiConsumer;
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import java.util.function.Function;
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import java.util.logging.Logger;
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public class GrpcServer extends Server {
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private static final Logger LOG = Logger.getLogger(GrpcServer.class.getName());
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private final GrpcServerImpl grpc;
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private final io.grpc.Server server;
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public GrpcServer(RocksDBConnection client, String http2Host, int http2Port) throws IOException {
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super(client);
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this.grpc = new GrpcServerImpl(this.getClient());
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this.server = NettyServerBuilder.forAddress(new InetSocketAddress(http2Host, http2Port))
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.addService(grpc)
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.build();
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server.start();
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LOG.info("GRPC RocksDB server is listening at " + http2Host + ":" + http2Port);
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}
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private static final class GrpcServerImpl extends RocksDBServiceImplBase {
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private static final Function<? super Void, Empty> MAP_EMPTY = _ -> Empty.getDefaultInstance();
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private final RocksDBConnection client;
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private final Arena autoArena;
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public GrpcServerImpl(RocksDBConnection client) {
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this.client = client;
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this.autoArena = Arena.ofAuto();
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}
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// functions
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@Override
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public void openTransaction(OpenTransactionRequest request,
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StreamObserver<OpenTransactionResponse> responseObserver) {
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client.getAsyncApi()
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.openTransactionAsync(request.getTimeoutMs())
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.whenComplete(handleResponseObserver(
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txId -> OpenTransactionResponse.newBuilder().setTransactionId(txId).build(),
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responseObserver));
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}
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@Override
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public void closeTransaction(CloseTransactionRequest request,
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StreamObserver<CloseTransactionResponse> responseObserver) {
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client.getAsyncApi()
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.closeTransactionAsync(request.getTransactionId(), request.getCommit())
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.whenComplete(handleResponseObserver(
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committed -> CloseTransactionResponse.newBuilder().setSuccessful(committed).build(),
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responseObserver
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));
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}
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@Override
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public void closeFailedUpdate(CloseFailedUpdateRequest request, StreamObserver<Empty> responseObserver) {
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client.getAsyncApi()
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.closeFailedUpdateAsync(request.getUpdateId())
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.whenComplete(handleResponseObserver(MAP_EMPTY, responseObserver));
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}
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@Override
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public void createColumn(CreateColumnRequest request, StreamObserver<CreateColumnResponse> responseObserver) {
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client.getAsyncApi()
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.createColumnAsync(request.getName(), mapColumnSchema(request.getSchema()))
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.whenComplete(handleResponseObserver(
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colId -> CreateColumnResponse.newBuilder().setColumnId(colId).build(),
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responseObserver));
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}
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@Override
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public void deleteColumn(DeleteColumnRequest request, StreamObserver<Empty> responseObserver) {
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client.getAsyncApi()
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.deleteColumnAsync(request.getColumnId())
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.whenComplete(handleResponseObserver(MAP_EMPTY, responseObserver));
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}
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@Override
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public void getColumnId(GetColumnIdRequest request, StreamObserver<GetColumnIdResponse> responseObserver) {
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client.getAsyncApi()
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.getColumnIdAsync(request.getName())
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.whenComplete(handleResponseObserver(
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colId -> GetColumnIdResponse.newBuilder().setColumnId(colId).build(),
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responseObserver));
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}
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@Override
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public void put(PutRequest request, StreamObserver<Empty> responseObserver) {
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client.getAsyncApi()
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.putAsync(autoArena,
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request.getTransactionOrUpdateId(),
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request.getColumnId(),
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mapKeys(request.getData().getKeysCount(), request.getData()::getKeys),
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MemorySegment.ofBuffer(request.getData().getValue().asReadOnlyByteBuffer()),
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new RequestNothing<>()
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)
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.whenComplete(handleResponseObserver(MAP_EMPTY, responseObserver));
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}
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@Override
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public StreamObserver<PutMultiRequest> putMulti(StreamObserver<Empty> responseObserver) {
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return new StreamObserver<>() {
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private boolean initialRequestDone = false;
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private long requestsCount = 0;
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private boolean requestsCountFinalized;
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private final AtomicLong processedRequestsCount = new AtomicLong();
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private PutMultiInitialRequest initialRequest;
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@Override
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public void onNext(PutMultiRequest request) {
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switch (request.getPutMultiRequestTypeCase()) {
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case INITIALREQUEST -> {
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if (initialRequestDone) {
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throw new UnsupportedOperationException("Initial request already done!");
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}
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this.initialRequest = request.getInitialRequest();
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this.initialRequestDone = true;
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}
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case DATA -> {
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if (!initialRequestDone) {
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throw new UnsupportedOperationException("Initial request already done!");
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}
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++requestsCount;
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client.getAsyncApi()
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.putAsync(autoArena,
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initialRequest.getTransactionOrUpdateId(),
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initialRequest.getColumnId(),
|
||||
mapKeys(request.getData().getKeysCount(), request.getData()::getKeys),
|
||||
MemorySegment.ofBuffer(request.getData().getValue().asReadOnlyByteBuffer()),
|
||||
new RequestNothing<>()
|
||||
)
|
||||
.whenComplete((_, error) -> {
|
||||
if (error != null) {
|
||||
responseObserver.onError(error);
|
||||
} else {
|
||||
var newProcessedRequestCount = processedRequestsCount.incrementAndGet();
|
||||
if (requestsCountFinalized) {
|
||||
if (newProcessedRequestCount == requestsCount) {
|
||||
responseObserver.onCompleted();
|
||||
}
|
||||
}
|
||||
}
|
||||
});
|
||||
}
|
||||
case null, default ->
|
||||
throw new UnsupportedOperationException("Unsupported operation: "
|
||||
+ request.getPutMultiRequestTypeCase());
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onError(Throwable t) {
|
||||
responseObserver.onError(t);
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onCompleted() {
|
||||
requestsCountFinalized = true;
|
||||
if (requestsCount == 0) {
|
||||
responseObserver.onCompleted();
|
||||
}
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
@Override
|
||||
public void putGetPrevious(PutRequest request, StreamObserver<Previous> responseObserver) {
|
||||
client.getAsyncApi()
|
||||
.putAsync(autoArena,
|
||||
request.getTransactionOrUpdateId(),
|
||||
request.getColumnId(),
|
||||
mapKeys(request.getData().getKeysCount(), request.getData()::getKeys),
|
||||
MemorySegment.ofBuffer(request.getData().getValue().asReadOnlyByteBuffer()),
|
||||
new RequestPrevious<>()
|
||||
)
|
||||
.whenComplete(handleResponseObserver(
|
||||
prev -> {
|
||||
var prevBuilder = Previous.newBuilder();
|
||||
if (prev != null) {
|
||||
prevBuilder.setPrevious(ByteString.copyFrom(prev.asByteBuffer()));
|
||||
}
|
||||
return prevBuilder.build();
|
||||
},
|
||||
responseObserver));
|
||||
}
|
||||
|
||||
@Override
|
||||
public void putGetDelta(PutRequest request, StreamObserver<Delta> responseObserver) {
|
||||
client.getAsyncApi()
|
||||
.putAsync(autoArena,
|
||||
request.getTransactionOrUpdateId(),
|
||||
request.getColumnId(),
|
||||
mapKeys(request.getData().getKeysCount(), request.getData()::getKeys),
|
||||
MemorySegment.ofBuffer(request.getData().getValue().asReadOnlyByteBuffer()),
|
||||
new RequestDelta<>()
|
||||
)
|
||||
.whenComplete(handleResponseObserver(
|
||||
delta -> {
|
||||
var deltaBuilder = Delta.newBuilder();
|
||||
if (delta.previous() != null) {
|
||||
deltaBuilder.setPrevious(ByteString.copyFrom(delta.previous().asByteBuffer()));
|
||||
}
|
||||
if (delta.current() != null) {
|
||||
deltaBuilder.setCurrent(ByteString.copyFrom(delta.current().asByteBuffer()));
|
||||
}
|
||||
return deltaBuilder.build();
|
||||
},
|
||||
responseObserver));
|
||||
}
|
||||
|
||||
@Override
|
||||
public void putGetChanged(PutRequest request, StreamObserver<Changed> responseObserver) {
|
||||
client.getAsyncApi()
|
||||
.putAsync(autoArena,
|
||||
request.getTransactionOrUpdateId(),
|
||||
request.getColumnId(),
|
||||
mapKeys(request.getData().getKeysCount(), request.getData()::getKeys),
|
||||
MemorySegment.ofBuffer(request.getData().getValue().asReadOnlyByteBuffer()),
|
||||
new RequestChanged<>()
|
||||
)
|
||||
.whenComplete(handleResponseObserver(
|
||||
changed -> Changed.newBuilder().setChanged(changed).build(),
|
||||
responseObserver));
|
||||
}
|
||||
|
||||
@Override
|
||||
public void putGetPreviousPresence(PutRequest request, StreamObserver<PreviousPresence> responseObserver) {
|
||||
client.getAsyncApi()
|
||||
.putAsync(autoArena,
|
||||
request.getTransactionOrUpdateId(),
|
||||
request.getColumnId(),
|
||||
mapKeys(request.getData().getKeysCount(), request.getData()::getKeys),
|
||||
MemorySegment.ofBuffer(request.getData().getValue().asReadOnlyByteBuffer()),
|
||||
new RequestPreviousPresence<>()
|
||||
)
|
||||
.whenComplete(handleResponseObserver(
|
||||
present -> PreviousPresence.newBuilder().setPresent(present).build(),
|
||||
responseObserver));
|
||||
}
|
||||
|
||||
@Override
|
||||
public void get(GetRequest request, StreamObserver<GetResponse> responseObserver) {
|
||||
client.getAsyncApi()
|
||||
.getAsync(autoArena,
|
||||
request.getTransactionOrUpdateId(),
|
||||
request.getColumnId(),
|
||||
mapKeys(request.getKeysCount(), request::getKeys),
|
||||
new RequestCurrent<>()
|
||||
)
|
||||
.whenComplete(handleResponseObserver(
|
||||
current -> {
|
||||
var response = GetResponse.newBuilder();
|
||||
if (current != null) {
|
||||
response.setValue(ByteString.copyFrom(current.asByteBuffer()));
|
||||
}
|
||||
return response.build();
|
||||
},
|
||||
responseObserver));
|
||||
}
|
||||
|
||||
@Override
|
||||
public void getForUpdate(GetRequest request, StreamObserver<UpdateBegin> responseObserver) {
|
||||
client.getAsyncApi()
|
||||
.getAsync(autoArena,
|
||||
request.getTransactionOrUpdateId(),
|
||||
request.getColumnId(),
|
||||
mapKeys(request.getKeysCount(), request::getKeys),
|
||||
new RequestForUpdate<>()
|
||||
)
|
||||
.whenComplete(handleResponseObserver(
|
||||
forUpdate -> {
|
||||
var response = UpdateBegin.newBuilder();
|
||||
response.setUpdateId(forUpdate.updateId());
|
||||
if (forUpdate.previous() != null) {
|
||||
response.setPrevious(ByteString.copyFrom(forUpdate.previous().asByteBuffer()));
|
||||
}
|
||||
return response.build();
|
||||
},
|
||||
responseObserver));
|
||||
}
|
||||
|
||||
@Override
|
||||
public void exists(GetRequest request, StreamObserver<PreviousPresence> responseObserver) {
|
||||
client.getAsyncApi()
|
||||
.getAsync(autoArena,
|
||||
request.getTransactionOrUpdateId(),
|
||||
request.getColumnId(),
|
||||
mapKeys(request.getKeysCount(), request::getKeys),
|
||||
new RequestExists<>()
|
||||
)
|
||||
.whenComplete(handleResponseObserver(
|
||||
exists -> PreviousPresence.newBuilder().setPresent(exists).build(),
|
||||
responseObserver));
|
||||
}
|
||||
|
||||
@Override
|
||||
public void openIterator(OpenIteratorRequest request, StreamObserver<OpenIteratorResponse> responseObserver) {
|
||||
client.getAsyncApi()
|
||||
.openIteratorAsync(autoArena,
|
||||
request.getTransactionId(),
|
||||
request.getColumnId(),
|
||||
mapKeys(request.getStartKeysInclusiveCount(), request::getStartKeysInclusive),
|
||||
mapKeys(request.getEndKeysExclusiveCount(), request::getEndKeysExclusive),
|
||||
request.getReverse(),
|
||||
request.getTimeoutMs()
|
||||
)
|
||||
.whenComplete(handleResponseObserver(
|
||||
iteratorId -> OpenIteratorResponse.newBuilder().setIteratorId(iteratorId).build(),
|
||||
responseObserver));
|
||||
}
|
||||
|
||||
@Override
|
||||
public void closeIterator(CloseIteratorRequest request, StreamObserver<Empty> responseObserver) {
|
||||
client.getAsyncApi()
|
||||
.closeIteratorAsync(request.getIteratorId())
|
||||
.whenComplete(handleResponseObserver(MAP_EMPTY, responseObserver));
|
||||
}
|
||||
|
||||
@Override
|
||||
public void seekTo(SeekToRequest request, StreamObserver<Empty> responseObserver) {
|
||||
client.getAsyncApi()
|
||||
.seekToAsync(autoArena, request.getIterationId(), mapKeys(request.getKeysCount(), request::getKeys))
|
||||
.whenComplete(handleResponseObserver(MAP_EMPTY, responseObserver));
|
||||
}
|
||||
|
||||
@Override
|
||||
public void subsequent(SubsequentRequest request, StreamObserver<Empty> responseObserver) {
|
||||
client.getAsyncApi()
|
||||
.subsequentAsync(autoArena,
|
||||
request.getIterationId(),
|
||||
request.getSkipCount(),
|
||||
request.getTakeCount(),
|
||||
new RequestNothing<>()
|
||||
)
|
||||
.whenComplete(handleResponseObserver(MAP_EMPTY, responseObserver));
|
||||
}
|
||||
|
||||
@Override
|
||||
public void subsequentExists(SubsequentRequest request, StreamObserver<PreviousPresence> responseObserver) {
|
||||
client.getAsyncApi()
|
||||
.subsequentAsync(autoArena,
|
||||
request.getIterationId(),
|
||||
request.getSkipCount(),
|
||||
request.getTakeCount(),
|
||||
new RequestExists<>()
|
||||
)
|
||||
.whenComplete(handleResponseObserver(
|
||||
exists -> PreviousPresence.newBuilder().setPresent(exists).build(),
|
||||
responseObserver));
|
||||
}
|
||||
|
||||
public void subsequentMultiPage(SubsequentRequest request, StreamObserver<KV> responseObserver, int pageIndex) {
|
||||
final long pageSize = 16L;
|
||||
if (request.getTakeCount() > pageIndex * pageSize) {
|
||||
client.getAsyncApi()
|
||||
.subsequentAsync(autoArena,
|
||||
request.getIterationId(),
|
||||
pageIndex == 0 ? request.getSkipCount() : 0,
|
||||
Math.min(request.getTakeCount() - pageIndex * pageSize, pageSize),
|
||||
new RequestMulti<>()
|
||||
)
|
||||
.whenComplete((response, ex) -> {
|
||||
if (ex != null) {
|
||||
responseObserver.onError(ex);
|
||||
} else {
|
||||
for (MemorySegment entry : response) {
|
||||
Keys keys = null; // todo: implement
|
||||
MemorySegment value = entry;
|
||||
responseObserver.onNext(KV.newBuilder()
|
||||
.addAllKeys(null) // todo: implement
|
||||
.setValue(ByteString.copyFrom(value.asByteBuffer()))
|
||||
.build());
|
||||
}
|
||||
subsequentMultiPage(request, responseObserver, pageIndex + 1);
|
||||
}
|
||||
});
|
||||
} else {
|
||||
responseObserver.onCompleted();
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public void subsequentMultiGet(SubsequentRequest request, StreamObserver<KV> responseObserver) {
|
||||
subsequentMultiPage(request, responseObserver, 0);
|
||||
}
|
||||
|
||||
// mappers
|
||||
|
||||
private static ColumnSchema mapColumnSchema(it.cavallium.rockserver.core.common.api.proto.ColumnSchema schema) {
|
||||
return ColumnSchema.of(mapKeysLength(schema.getFixedKeysCount(), schema::getFixedKeys),
|
||||
mapVariableTailKeys(schema.getVariableTailKeysCount(), schema::getVariableTailKeys),
|
||||
schema.getHasValue()
|
||||
);
|
||||
}
|
||||
|
||||
private static IntList mapKeysLength(int count, Int2IntFunction keyGetterAt) {
|
||||
var l = new IntArrayList(count);
|
||||
for (int i = 0; i < count; i++) {
|
||||
l.add(keyGetterAt.apply(i));
|
||||
}
|
||||
return l;
|
||||
}
|
||||
|
||||
private static ObjectList<ColumnHashType> mapVariableTailKeys(int count,
|
||||
Int2ObjectFunction<it.cavallium.rockserver.core.common.api.proto.ColumnHashType> variableTailKeyGetterAt) {
|
||||
var l = new ObjectArrayList<ColumnHashType>(count);
|
||||
for (int i = 0; i < count; i++) {
|
||||
l.add(switch (variableTailKeyGetterAt.apply(i)) {
|
||||
case XXHASH32 -> ColumnHashType.XXHASH32;
|
||||
case XXHASH8 -> ColumnHashType.XXHASH8;
|
||||
case ALLSAME8 -> ColumnHashType.ALLSAME8;
|
||||
case UNRECOGNIZED -> throw new UnsupportedOperationException();
|
||||
});
|
||||
}
|
||||
return l;
|
||||
}
|
||||
|
||||
private static Keys mapKeys(int count, Int2ObjectFunction<ByteString> keyGetterAt) {
|
||||
var segments = new MemorySegment[count];
|
||||
for (int i = 0; i < count; i++) {
|
||||
segments[i] = MemorySegment.ofBuffer(keyGetterAt.apply(i).asReadOnlyByteBuffer());
|
||||
}
|
||||
return new Keys(segments);
|
||||
}
|
||||
|
||||
// utils
|
||||
|
||||
private static <T> BiConsumer<? super T, Throwable> handleResponseObserver(StreamObserver<T> responseObserver) {
|
||||
return (value, ex) -> {
|
||||
if (ex != null) {
|
||||
responseObserver.onError(ex);
|
||||
} else {
|
||||
if (value != null) {
|
||||
responseObserver.onNext(value);
|
||||
}
|
||||
responseObserver.onCompleted();
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
private static <PREV, T> BiConsumer<? super PREV, Throwable> handleResponseObserver(Function<PREV, T> resultMapper,
|
||||
StreamObserver<T> responseObserver) {
|
||||
return (value, ex) -> {
|
||||
if (ex != null) {
|
||||
responseObserver.onError(ex);
|
||||
} else {
|
||||
T mapped;
|
||||
try {
|
||||
mapped = resultMapper.apply(value);
|
||||
} catch (Throwable ex2) {
|
||||
responseObserver.onError(ex2);
|
||||
return;
|
||||
}
|
||||
if (mapped != null) {
|
||||
responseObserver.onNext(mapped);
|
||||
}
|
||||
responseObserver.onCompleted();
|
||||
}
|
||||
};
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public void close() throws IOException {
|
||||
LOG.info("GRPC server is shutting down...");
|
||||
server.shutdown();
|
||||
try {
|
||||
server.awaitTermination();
|
||||
} catch (InterruptedException e) {
|
||||
throw new RuntimeException(e);
|
||||
}
|
||||
super.close();
|
||||
}
|
||||
}
|
||||
|
|
@ -14,6 +14,7 @@ public class ServerBuilder {
|
|||
private UnixDomainSocketAddress unixAddress;
|
||||
private String http2Host;
|
||||
private int http2Port;
|
||||
private boolean useThrift;
|
||||
private RocksDBConnection client;
|
||||
|
||||
public void setUnixSocket(UnixDomainSocketAddress address) {
|
||||
|
|
@ -29,13 +30,21 @@ public class ServerBuilder {
|
|||
this.http2Port = port;
|
||||
}
|
||||
|
||||
public void setUseThrift(boolean useThrift) {
|
||||
this.useThrift = useThrift;
|
||||
}
|
||||
|
||||
public void setClient(RocksDBConnection client) {
|
||||
this.client = client;
|
||||
}
|
||||
|
||||
public Server build() throws IOException {
|
||||
if (http2Host != null) {
|
||||
return new ThriftServer(client, http2Host, http2Port);
|
||||
if (useThrift) {
|
||||
return new ThriftServer(client, http2Host, http2Port);
|
||||
} else {
|
||||
return new GrpcServer(client, http2Host, http2Port);
|
||||
}
|
||||
} else if (unixAddress != null) {
|
||||
throw new UnsupportedOperationException("Not implemented: unix socket");
|
||||
} else if (iNetAddress != null) {
|
||||
|
|
|
|||
|
|
@ -22,6 +22,7 @@ import java.net.InetSocketAddress;
|
|||
import java.nio.ByteBuffer;
|
||||
import java.nio.ByteOrder;
|
||||
import java.util.List;
|
||||
import java.util.logging.Logger;
|
||||
import org.apache.thrift.TException;
|
||||
import org.apache.thrift.server.TThreadedSelectorServer;
|
||||
import org.apache.thrift.transport.TNonblockingServerSocket;
|
||||
|
|
@ -30,19 +31,26 @@ import org.jetbrains.annotations.NotNull;
|
|||
|
||||
public class ThriftServer extends Server {
|
||||
|
||||
private static final Logger LOG = Logger.getLogger(ThriftServer.class.getName());
|
||||
private static final OfByte BYTE_BE = ValueLayout.JAVA_BYTE.withOrder(ByteOrder.BIG_ENDIAN);
|
||||
|
||||
private final Thread thriftThread;
|
||||
private final TThreadedSelectorServer server;
|
||||
|
||||
public ThriftServer(RocksDBConnection client, String http2Host, int http2Port) throws IOException {
|
||||
super(client);
|
||||
var handler = new ThriftHandler(this.getClient());
|
||||
|
||||
try {
|
||||
var serverTransport = new TNonblockingServerSocket(new InetSocketAddress(http2Host, http2Port));
|
||||
var server = new TThreadedSelectorServer(new TThreadedSelectorServer.Args(serverTransport)
|
||||
this.server = new TThreadedSelectorServer(new TThreadedSelectorServer.Args(serverTransport)
|
||||
.processor(new Processor<>(handler))
|
||||
);
|
||||
|
||||
server.serve();
|
||||
var thriftThread = new Thread(server::serve);
|
||||
thriftThread.setName("Thrift server thread");
|
||||
this.thriftThread = thriftThread;
|
||||
LOG.info("Thrift RocksDB server is listening at " + http2Host + ":" + http2Port);
|
||||
} catch (TTransportException e) {
|
||||
throw new IOException("Can't open server socket", e);
|
||||
}
|
||||
|
|
@ -300,4 +308,11 @@ public class ThriftServer extends Server {
|
|||
}
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public void close() throws IOException {
|
||||
LOG.info("Thrift server is shutting down...");
|
||||
this.server.stop();
|
||||
super.close();
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -9,6 +9,13 @@ module rockserver.core {
|
|||
requires it.unimi.dsi.fastutil;
|
||||
requires org.apache.thrift;
|
||||
requires org.slf4j;
|
||||
requires protobuf.java;
|
||||
requires io.grpc.protobuf;
|
||||
requires io.grpc.stub;
|
||||
requires io.grpc;
|
||||
requires jsr305;
|
||||
requires com.google.common;
|
||||
requires io.grpc.netty;
|
||||
|
||||
exports it.cavallium.rockserver.core.client;
|
||||
exports it.cavallium.rockserver.core.common;
|
||||
|
|
|
|||
105
src/main/proto/rocksdb.proto
Normal file
105
src/main/proto/rocksdb.proto
Normal file
|
|
@ -0,0 +1,105 @@
|
|||
syntax = "proto3";
|
||||
|
||||
import "google/protobuf/empty.proto";
|
||||
|
||||
option java_multiple_files = true;
|
||||
package it.cavallium.rockserver.core.common.api.proto;
|
||||
|
||||
message ColumnSchema {
|
||||
repeated int32 fixedKeys = 1;
|
||||
repeated ColumnHashType variableTailKeys = 2;
|
||||
bool hasValue = 3;
|
||||
}
|
||||
|
||||
enum ColumnHashType {
|
||||
XXHASH32 = 0;
|
||||
XXHASH8 = 1;
|
||||
ALLSAME8 = 2;
|
||||
}
|
||||
|
||||
enum Operation {
|
||||
NOTHING = 0;
|
||||
PREVIOUS = 1;
|
||||
CURRENT = 2;
|
||||
FOR_UPDATE = 3;
|
||||
EXISTS = 4;
|
||||
DELTA = 5;
|
||||
MULTI = 6;
|
||||
CHANGED = 7;
|
||||
PREVIOUS_PRESENCE = 8;
|
||||
}
|
||||
|
||||
message Delta {
|
||||
optional bytes previous = 1;
|
||||
optional bytes current = 2;
|
||||
}
|
||||
message Previous {optional bytes previous = 1;}
|
||||
message Changed {bool changed = 1;}
|
||||
message PreviousPresence {bool present = 1;}
|
||||
|
||||
message UpdateBegin {
|
||||
optional bytes previous = 1;
|
||||
optional int64 updateId = 2;
|
||||
}
|
||||
|
||||
message KV {
|
||||
repeated bytes keys = 1;
|
||||
bytes value = 2;
|
||||
}
|
||||
|
||||
message OpenTransactionRequest {int64 timeoutMs = 1;}
|
||||
message OpenTransactionResponse {int64 transactionId = 1;}
|
||||
|
||||
message CloseTransactionRequest {int64 transactionId = 1; int64 timeoutMs = 2; bool commit = 3;}
|
||||
message CloseTransactionResponse {bool successful = 1;}
|
||||
|
||||
message CloseFailedUpdateRequest {int64 updateId = 1;}
|
||||
|
||||
message CreateColumnRequest {string name = 1; ColumnSchema schema = 2;}
|
||||
message CreateColumnResponse {int64 columnId = 1;}
|
||||
|
||||
message DeleteColumnRequest {int64 columnId = 1;}
|
||||
|
||||
message GetColumnIdRequest {string name = 1;}
|
||||
message GetColumnIdResponse {int64 columnId = 1;}
|
||||
|
||||
message PutRequest {int64 transactionOrUpdateId = 1; int64 columnId = 2; KV data = 3;}
|
||||
|
||||
message PutMultiInitialRequest {int64 transactionOrUpdateId = 1; int64 columnId = 2;}
|
||||
message PutMultiRequest {oneof putMultiRequestType {PutMultiInitialRequest initialRequest = 1;KV data = 2;}}
|
||||
|
||||
message GetRequest {int64 transactionOrUpdateId = 1; int64 columnId = 2; repeated bytes keys = 3;}
|
||||
message GetResponse {optional bytes value = 1;}
|
||||
|
||||
message OpenIteratorRequest {int64 transactionId = 1; int64 columnId = 2; repeated bytes startKeysInclusive = 3; repeated bytes endKeysExclusive = 4; bool reverse = 5; int64 timeoutMs = 6;}
|
||||
message OpenIteratorResponse {int64 iteratorId = 1;}
|
||||
|
||||
message CloseIteratorRequest {int64 iteratorId = 1;}
|
||||
|
||||
message SeekToRequest {int64 iterationId = 1; repeated bytes keys = 2;}
|
||||
|
||||
message SubsequentRequest {int64 iterationId = 1; int64 skipCount = 2; int64 takeCount = 3;}
|
||||
|
||||
service RocksDBService {
|
||||
rpc openTransaction(OpenTransactionRequest) returns (OpenTransactionResponse);
|
||||
rpc closeTransaction(CloseTransactionRequest) returns (CloseTransactionResponse);
|
||||
rpc closeFailedUpdate(CloseFailedUpdateRequest) returns (google.protobuf.Empty);
|
||||
rpc createColumn(CreateColumnRequest) returns (CreateColumnResponse);
|
||||
rpc deleteColumn(DeleteColumnRequest) returns (google.protobuf.Empty);
|
||||
rpc getColumnId(GetColumnIdRequest) returns (GetColumnIdResponse);
|
||||
rpc put(PutRequest) returns (google.protobuf.Empty);
|
||||
rpc putMulti(stream PutMultiRequest) returns (google.protobuf.Empty);
|
||||
rpc putGetPrevious(PutRequest) returns (Previous);
|
||||
rpc putGetDelta(PutRequest) returns (Delta);
|
||||
rpc putGetChanged(PutRequest) returns (Changed);
|
||||
rpc putGetPreviousPresence(PutRequest) returns (PreviousPresence);
|
||||
rpc get(GetRequest) returns (GetResponse);
|
||||
rpc getForUpdate(GetRequest) returns (UpdateBegin);
|
||||
rpc exists(GetRequest) returns (PreviousPresence);
|
||||
rpc openIterator(OpenIteratorRequest) returns (OpenIteratorResponse);
|
||||
rpc closeIterator(CloseIteratorRequest) returns (google.protobuf.Empty);
|
||||
rpc seekTo(SeekToRequest) returns (google.protobuf.Empty);
|
||||
rpc subsequent(SubsequentRequest) returns (google.protobuf.Empty);
|
||||
rpc subsequentExists(SubsequentRequest) returns (PreviousPresence);
|
||||
rpc subsequentMultiGet(SubsequentRequest) returns (stream KV);
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user