rockserver/src/main/java/it/cavallium/rockserver/core/server/ThriftServer.java

303 lines
10 KiB
Java

package it.cavallium.rockserver.core.server;
import it.cavallium.rockserver.core.client.RocksDBConnection;
import it.cavallium.rockserver.core.common.Keys;
import it.cavallium.rockserver.core.common.RequestType;
import it.cavallium.rockserver.core.common.UpdateContext;
import it.cavallium.rockserver.core.common.api.ColumnHashType;
import it.cavallium.rockserver.core.common.api.ColumnSchema;
import it.cavallium.rockserver.core.common.api.Delta;
import it.cavallium.rockserver.core.common.api.OptionalBinary;
import it.cavallium.rockserver.core.common.api.RocksDB.Iface;
import it.cavallium.rockserver.core.common.api.RocksDB.Processor;
import it.cavallium.rockserver.core.common.api.UpdateBegin;
import it.unimi.dsi.fastutil.ints.IntArrayList;
import it.unimi.dsi.fastutil.objects.ObjectArrayList;
import java.io.IOException;
import java.lang.foreign.Arena;
import java.lang.foreign.MemorySegment;
import java.lang.foreign.ValueLayout;
import java.lang.foreign.ValueLayout.OfByte;
import java.net.InetSocketAddress;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.util.List;
import org.apache.thrift.server.TThreadedSelectorServer;
import org.apache.thrift.transport.TNonblockingServerSocket;
import org.apache.thrift.transport.TTransportException;
import org.jetbrains.annotations.NotNull;
public class ThriftServer extends Server {
private static final OfByte BYTE_BE = ValueLayout.JAVA_BYTE.withOrder(ByteOrder.BIG_ENDIAN);
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)
.processor(new Processor<>(handler))
);
server.serve();
} catch (TTransportException e) {
throw new IOException("Can't open server socket", e);
}
}
private static @NotNull List<@NotNull Keys> keysToRecords(Arena arena, @NotNull List<@NotNull List< @NotNull ByteBuffer>> keysMulti) {
return keysMulti.stream().map(keys -> keysToRecord(arena, keys)).toList();
}
private static Keys keysToRecord(Arena arena, List<@NotNull ByteBuffer> keys) {
if (keys == null) {
return null;
}
var result = new MemorySegment[keys.size()];
int i = 0;
for (ByteBuffer key : keys) {
result[i] = keyToRecord(arena, key);
i++;
}
return new Keys(result);
}
private static @NotNull List<@NotNull MemorySegment> keyToRecords(Arena arena, @NotNull List<@NotNull ByteBuffer> keyMulti) {
return keyMulti.stream().map(key -> keyToRecord(arena, key)).toList();
}
private static @NotNull MemorySegment keyToRecord(Arena arena, @NotNull ByteBuffer key) {
if (key.isDirect()) {
return MemorySegment.ofBuffer(key);
} else {
return arena.allocate(key.remaining()).copyFrom(MemorySegment.ofBuffer(key));
}
}
private static it.cavallium.rockserver.core.common.ColumnSchema columnSchemaToRecord(ColumnSchema schema) {
return it.cavallium.rockserver.core.common.ColumnSchema.of(new IntArrayList(schema.getFixedKeys()),
hashTypesToRecord(schema.getVariableTailKeys()),
schema.isHasValue()
);
}
private static ObjectArrayList<it.cavallium.rockserver.core.common.ColumnHashType> hashTypesToRecord(List<ColumnHashType> variableTailKeys) {
var result = new ObjectArrayList<it.cavallium.rockserver.core.common.ColumnHashType>();
for (ColumnHashType variableTailKey : variableTailKeys) {
result.add(hashTypeToRecord(variableTailKey));
}
return result;
}
private static it.cavallium.rockserver.core.common.ColumnHashType hashTypeToRecord(ColumnHashType variableTailKey) {
return it.cavallium.rockserver.core.common.ColumnHashType.valueOf(variableTailKey.name());
}
private static OptionalBinary mapResult(MemorySegment memorySegment) {
var result = new OptionalBinary();
return memorySegment != null ? result.setValue(ByteBuffer.wrap(memorySegment.toArray(BYTE_BE))) : result;
}
private static UpdateBegin mapResult(UpdateContext<MemorySegment> context) {
return new UpdateBegin()
.setUpdateId(context.updateId())
.setPrevious(context.previous() != null ? context.previous().asByteBuffer() : null);
}
private static Delta mapResult(it.cavallium.rockserver.core.common.Delta<MemorySegment> delta) {
return new Delta()
.setPrevious(delta.previous() != null ? delta.previous().asByteBuffer() : null)
.setCurrent(delta.current() != null ? delta.current().asByteBuffer() : null);
}
private static List<OptionalBinary> mapResult(List<MemorySegment> multi) {
return multi.stream().map(ThriftServer::mapResult).toList();
}
private static class ThriftHandler implements Iface {
private final RocksDBConnection client;
public ThriftHandler(RocksDBConnection client) {
this.client = client;
}
@Override
public long openTransaction(long timeoutMs) {
return client.getSyncApi().openTransaction(timeoutMs);
}
@Override
public boolean closeTransaction(long timeoutMs, boolean commit) {
return client.getSyncApi().closeTransaction(timeoutMs, commit);
}
@Override
public void closeFailedUpdate(long updateId) {
client.getSyncApi().closeFailedUpdate(updateId);
}
@Override
public long createColumn(String name, ColumnSchema schema) {
return client.getSyncApi().createColumn(name, columnSchemaToRecord(schema));
}
@Override
public void deleteColumn(long columnId) {
client.getSyncApi().deleteColumn(columnId);
}
@Override
public long getColumnId(String name) {
return client.getSyncApi().getColumnId(name);
}
@Override
public void putFast(long transactionOrUpdateId,
long columnId,
List<ByteBuffer> keys,
ByteBuffer value) {
this.put(transactionOrUpdateId, columnId, keys, value);
}
@Override
public void put(long transactionOrUpdateId,
long columnId,
List<ByteBuffer> keys,
ByteBuffer value) {
try (var arena = Arena.ofConfined()) {
client.getSyncApi().put(arena, transactionOrUpdateId, columnId, keysToRecord(arena, keys), keyToRecord(arena, value), RequestType.none());
}
}
@Override
public void putMulti(long transactionOrUpdateId,
long columnId,
List<List<ByteBuffer>> keysMulti,
List<ByteBuffer> valueMulti) {
try (var arena = Arena.ofConfined()) {
client.getSyncApi().putMulti(arena, transactionOrUpdateId, columnId, keysToRecords(arena, keysMulti), keyToRecords(arena, valueMulti), RequestType.none());
}
}
@Override
public OptionalBinary putGetPrevious(long transactionOrUpdateId,
long columnId,
List<ByteBuffer> keys,
ByteBuffer value) {
try (var arena = Arena.ofConfined()) {
return ThriftServer.mapResult(client.getSyncApi().put(arena, transactionOrUpdateId, columnId, keysToRecord(arena, keys), keyToRecord(arena, value), RequestType.previous()));
}
}
@Override
public Delta putGetDelta(long transactionOrUpdateId,
long columnId,
List<ByteBuffer> keys,
ByteBuffer value) {
try (var arena = Arena.ofConfined()) {
return ThriftServer.mapResult(client.getSyncApi().put(arena, transactionOrUpdateId, columnId, keysToRecord(arena, keys), keyToRecord(arena, value), RequestType.delta()));
}
}
@Override
public boolean putGetChanged(long transactionOrUpdateId,
long columnId,
List<ByteBuffer> keys,
ByteBuffer value) {
try (var arena = Arena.ofConfined()) {
return client.getSyncApi().put(arena, transactionOrUpdateId, columnId, keysToRecord(arena, keys), keyToRecord(arena, value), RequestType.changed());
}
}
@Override
public boolean putGetPreviousPresence(long transactionOrUpdateId,
long columnId,
List<ByteBuffer> keys,
ByteBuffer value) {
try (var arena = Arena.ofConfined()) {
return client.getSyncApi().put(arena, transactionOrUpdateId, columnId, keysToRecord(arena, keys), keyToRecord(arena, value), RequestType.previousPresence());
}
}
@Override
public OptionalBinary get(long transactionOrUpdateId,
long columnId,
List<ByteBuffer> keys) {
try (var arena = Arena.ofConfined()) {
return ThriftServer.mapResult(client.getSyncApi().get(arena, transactionOrUpdateId, columnId, keysToRecord(arena, keys), RequestType.current()));
}
}
@Override
public UpdateBegin getForUpdate(long transactionOrUpdateId,
long columnId,
List<ByteBuffer> keys) {
try (var arena = Arena.ofConfined()) {
return mapResult(client.getSyncApi().get(arena, transactionOrUpdateId, columnId, keysToRecord(arena, keys), RequestType.forUpdate()));
}
}
@Override
public boolean exists(long transactionOrUpdateId,
long columnId,
List<ByteBuffer> keys) {
try (var arena = Arena.ofConfined()) {
return client.getSyncApi().get(arena, transactionOrUpdateId, columnId, keysToRecord(arena, keys), RequestType.exists());
}
}
@Override
public long openIterator(long transactionId,
long columnId,
List<ByteBuffer> startKeysInclusive,
List<ByteBuffer> endKeysExclusive,
boolean reverse,
long timeoutMs) {
try (var arena = Arena.ofConfined()) {
return client.getSyncApi().openIterator(arena, transactionId, columnId, keysToRecord(arena, startKeysInclusive), keysToRecord(arena, endKeysExclusive), reverse, timeoutMs);
}
}
@Override
public void closeIterator(long iteratorId) {
client.getSyncApi().closeIterator(iteratorId);
}
@Override
public void seekTo(long iterationId, List<ByteBuffer> keys) {
try (var arena = Arena.ofConfined()) {
client.getSyncApi().seekTo(arena, iterationId, keysToRecord(arena, keys));
}
}
@Override
public void subsequent(long iterationId, long skipCount, long takeCount) {
try (var arena = Arena.ofConfined()) {
client.getSyncApi().subsequent(arena, iterationId, skipCount, takeCount, RequestType.none());
}
}
@Override
public boolean subsequentExists(long iterationId,
long skipCount,
long takeCount) {
try (var arena = Arena.ofConfined()) {
return client.getSyncApi().subsequent(arena, iterationId, skipCount, takeCount, RequestType.exists());
}
}
@Override
public List<OptionalBinary> subsequentMultiGet(long iterationId,
long skipCount,
long takeCount) {
try (var arena = Arena.ofConfined()) {
return mapResult(client.getSyncApi().subsequent(arena, iterationId, skipCount, takeCount, RequestType.multi()));
}
}
}
}