| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.bookkeeper.proto; |
| |
| import static java.nio.charset.StandardCharsets.UTF_8; |
| import static org.apache.bookkeeper.proto.BookieProtocol.FLAG_NONE; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.fail; |
| import static org.mockito.ArgumentMatchers.any; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.when; |
| |
| import com.google.common.collect.Lists; |
| import com.google.protobuf.ByteString; |
| import com.google.protobuf.ExtensionRegistry; |
| import com.google.protobuf.InvalidProtocolBufferException; |
| import io.netty.buffer.ByteBuf; |
| import io.netty.buffer.UnpooledByteBufAllocator; |
| import io.netty.channel.ChannelHandlerContext; |
| import java.util.List; |
| import org.apache.bookkeeper.proto.BookieProtoEncoding.RequestEnDeCoderPreV3; |
| import org.apache.bookkeeper.proto.BookieProtoEncoding.RequestEnDecoderV3; |
| import org.apache.bookkeeper.proto.BookieProtoEncoding.ResponseDecoder; |
| import org.apache.bookkeeper.proto.BookieProtoEncoding.ResponseEnDeCoderPreV3; |
| import org.apache.bookkeeper.proto.BookieProtoEncoding.ResponseEnDecoderV3; |
| import org.apache.bookkeeper.proto.BookieProtocol.AddResponse; |
| import org.apache.bookkeeper.proto.BookkeeperProtocol.AddRequest.Flag; |
| import org.apache.bookkeeper.proto.BookkeeperProtocol.BKPacketHeader; |
| import org.apache.bookkeeper.proto.BookkeeperProtocol.OperationType; |
| import org.apache.bookkeeper.proto.BookkeeperProtocol.ProtocolVersion; |
| import org.apache.bookkeeper.proto.BookkeeperProtocol.StatusCode; |
| import org.apache.bookkeeper.util.ByteBufList; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| /** |
| * Unit test {@link BookieProtoEncoding}. |
| */ |
| public class BookieProtoEncodingTest { |
| |
| private ExtensionRegistry registry; |
| |
| @Before |
| public void setup() { |
| this.registry = ExtensionRegistry.newInstance(); |
| } |
| |
| @Test |
| public void testV3ResponseDecoderNoFallback() throws Exception { |
| AddResponse v2Resp = AddResponse.create( |
| BookieProtocol.CURRENT_PROTOCOL_VERSION, |
| BookieProtocol.EOK, |
| 1L, |
| 2L); |
| |
| BookkeeperProtocol.Response v3Resp = BookkeeperProtocol.Response.newBuilder() |
| .setHeader(BKPacketHeader.newBuilder() |
| .setVersion(ProtocolVersion.VERSION_THREE) |
| .setTxnId(1L) |
| .setOperation(OperationType.ADD_ENTRY) |
| .build()) |
| .setStatus(StatusCode.EOK) |
| .setAddResponse(BookkeeperProtocol.AddResponse.newBuilder() |
| .setStatus(StatusCode.EOK) |
| .setLedgerId(1L) |
| .setEntryId(2L) |
| .build()) |
| .build(); |
| |
| List<Object> outList = Lists.newArrayList(); |
| ChannelHandlerContext ctx = mock(ChannelHandlerContext.class); |
| when(ctx.fireChannelRead(any())).thenAnswer((iom) -> { |
| outList.add(iom.getArgument(0)); |
| return null; |
| }); |
| |
| ResponseEnDeCoderPreV3 v2Encoder = new ResponseEnDeCoderPreV3(registry); |
| ResponseEnDecoderV3 v3Encoder = new ResponseEnDecoderV3(registry); |
| |
| ResponseDecoder v3Decoder = new ResponseDecoder(registry, false, false); |
| try { |
| v3Decoder.channelRead(ctx, |
| v2Encoder.encode(v2Resp, UnpooledByteBufAllocator.DEFAULT) |
| ); |
| fail("V3 response decoder should fail on decoding v2 response"); |
| } catch (InvalidProtocolBufferException e) { |
| // expected |
| } |
| assertEquals(0, outList.size()); |
| |
| ByteBuf serWithFrameSize = (ByteBuf) v3Encoder.encode(v3Resp, UnpooledByteBufAllocator.DEFAULT); |
| ByteBuf ser = serWithFrameSize.slice(4, serWithFrameSize.readableBytes() - 4); |
| v3Decoder.channelRead(ctx, ser); |
| assertEquals(1, outList.size()); |
| } |
| |
| @Test(expected = IllegalStateException.class) |
| public void testV2RequestDecoderThrowExceptionOnUnknownRequests() throws Exception { |
| RequestEnDeCoderPreV3 v2ReqEncoder = new RequestEnDeCoderPreV3(registry); |
| RequestEnDecoderV3 v3ReqEncoder = new RequestEnDecoderV3(registry); |
| |
| BookkeeperProtocol.Request v3Req = BookkeeperProtocol.Request.newBuilder() |
| .setHeader(BKPacketHeader.newBuilder() |
| .setVersion(ProtocolVersion.VERSION_THREE) |
| .setTxnId(1L) |
| .setOperation(OperationType.ADD_ENTRY) |
| .build()) |
| .setAddRequest(BookkeeperProtocol.AddRequest.newBuilder() |
| .setLedgerId(1L) |
| .setEntryId(2L) |
| .setMasterKey(ByteString.copyFrom("", UTF_8)) |
| .setFlag(Flag.RECOVERY_ADD) |
| .setBody(ByteString.copyFrom("test", UTF_8))) |
| .build(); |
| |
| |
| v2ReqEncoder.decode((ByteBuf) v3ReqEncoder.encode(v3Req, UnpooledByteBufAllocator.DEFAULT)); |
| } |
| |
| @Test |
| public void testV2BatchReadRequest() throws Exception { |
| RequestEnDeCoderPreV3 v2ReqEncoder = new RequestEnDeCoderPreV3(registry); |
| BookieProtocol.BatchedReadRequest req = BookieProtocol.BatchedReadRequest.create( |
| BookieProtocol.CURRENT_PROTOCOL_VERSION, 1L, 1L, FLAG_NONE, null, 1L, 10, 1024L); |
| ByteBuf buf = (ByteBuf) v2ReqEncoder.encode(req, UnpooledByteBufAllocator.DEFAULT); |
| buf.readInt(); // Skip the frame size. |
| BookieProtocol.BatchedReadRequest reqDecoded = (BookieProtocol.BatchedReadRequest) v2ReqEncoder.decode(buf); |
| assertEquals(req.ledgerId, reqDecoded.ledgerId); |
| assertEquals(req.entryId, reqDecoded.entryId); |
| assertEquals(req.maxSize, reqDecoded.maxSize); |
| assertEquals(req.maxCount, reqDecoded.maxCount); |
| reqDecoded.recycle(); |
| } |
| |
| @Test |
| public void testV2BatchReadResponse() throws Exception { |
| ResponseEnDeCoderPreV3 v2ReqEncoder = new ResponseEnDeCoderPreV3(registry); |
| ByteBuf first = UnpooledByteBufAllocator.DEFAULT.buffer(4).writeInt(10); |
| ByteBuf second = UnpooledByteBufAllocator.DEFAULT.buffer(8).writeLong(10L); |
| ByteBufList data = ByteBufList.get(first, second); |
| BookieProtocol.BatchedReadResponse res = new BookieProtocol.BatchedReadResponse( |
| BookieProtocol.CURRENT_PROTOCOL_VERSION, 1, 1L, 1L, 1L, data); |
| ByteBuf buf = (ByteBuf) v2ReqEncoder.encode(res, UnpooledByteBufAllocator.DEFAULT); |
| buf.readInt(); // Skip the frame size. |
| BookieProtocol.BatchedReadResponse resDecoded = (BookieProtocol.BatchedReadResponse) v2ReqEncoder.decode(buf); |
| assertEquals(res.ledgerId, resDecoded.ledgerId); |
| assertEquals(res.entryId, resDecoded.entryId); |
| assertEquals(res.getData().size(), resDecoded.getData().size()); |
| assertEquals(res.getData().readableBytes(), resDecoded.getData().readableBytes()); |
| } |
| |
| } |