lujiajing1126 commented on code in PR #720: URL: https://github.com/apache/skywalking-java/pull/720#discussion_r1816098729
########## apm-sniffer/apm-agent-core/src/main/java/org/apache/skywalking/apm/agent/core/asyncprofiler/AsyncProfilerDataSender.java: ########## @@ -0,0 +1,185 @@ +/* + * 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.skywalking.apm.agent.core.asyncprofiler; + +import com.google.protobuf.ByteString; +import io.grpc.Channel; +import io.grpc.stub.StreamObserver; +import org.apache.skywalking.apm.agent.core.boot.BootService; +import org.apache.skywalking.apm.agent.core.boot.DefaultImplementor; +import org.apache.skywalking.apm.agent.core.boot.ServiceManager; +import org.apache.skywalking.apm.agent.core.conf.Config; +import org.apache.skywalking.apm.agent.core.logging.api.ILog; +import org.apache.skywalking.apm.agent.core.logging.api.LogManager; +import org.apache.skywalking.apm.agent.core.profile.ProfileSnapshotSender; +import org.apache.skywalking.apm.agent.core.remote.GRPCChannelListener; +import org.apache.skywalking.apm.agent.core.remote.GRPCChannelManager; +import org.apache.skywalking.apm.agent.core.remote.GRPCChannelStatus; +import org.apache.skywalking.apm.agent.core.remote.GRPCStreamServiceStatus; +import org.apache.skywalking.apm.network.common.v3.Commands; +import org.apache.skywalking.apm.network.language.asyncprofiler.v10.AsyncProfilerCollectType; +import org.apache.skywalking.apm.network.language.asyncprofiler.v10.AsyncProfilerData; +import org.apache.skywalking.apm.network.language.asyncprofiler.v10.AsyncProfilerMetaData; +import org.apache.skywalking.apm.network.language.asyncprofiler.v10.AsyncProfilerTaskGrpc; + +import java.io.IOException; +import java.nio.ByteBuffer; +import java.nio.channels.FileChannel; +import java.util.Objects; +import java.util.concurrent.TimeUnit; + +import static org.apache.skywalking.apm.agent.core.conf.Config.Collector.GRPC_UPSTREAM_TIMEOUT; + +@DefaultImplementor +public class AsyncProfilerDataSender implements BootService, GRPCChannelListener { + private static final ILog LOGGER = LogManager.getLogger(ProfileSnapshotSender.class); + private static final int DATA_CHUNK_SIZE = 1024 * 1024; + + private volatile GRPCChannelStatus status = GRPCChannelStatus.DISCONNECT; + + private volatile AsyncProfilerTaskGrpc.AsyncProfilerTaskStub asyncProfilerTaskStub; + + @Override + public void prepare() throws Throwable { + ServiceManager.INSTANCE.findService(GRPCChannelManager.class).addChannelListener(this); + } + + @Override + public void boot() throws Throwable { + + } + + @Override + public void onComplete() throws Throwable { + + } + + @Override + public void shutdown() throws Throwable { + + } + + @Override + public void statusChanged(GRPCChannelStatus status) { + if (GRPCChannelStatus.CONNECTED.equals(status)) { + Channel channel = ServiceManager.INSTANCE.findService(GRPCChannelManager.class).getChannel(); + asyncProfilerTaskStub = AsyncProfilerTaskGrpc.newStub(channel); + } else { + asyncProfilerTaskStub = null; + } + this.status = status; + } + + public void sendData(AsyncProfilerTask task, FileChannel channel) throws IOException { + if (status != GRPCChannelStatus.CONNECTED || Objects.isNull(channel) || !channel.isOpen()) { + return; + } + + int size = Math.toIntExact(channel.size()); + + final GRPCStreamServiceStatus status = new GRPCStreamServiceStatus(false); + StreamObserver<AsyncProfilerData> dataStreamObserver = asyncProfilerTaskStub.withDeadlineAfter( + GRPC_UPSTREAM_TIMEOUT, TimeUnit.SECONDS + ).collect(new StreamObserver<Commands>() { + @Override + public void onNext(Commands value) { + + } + + @Override + public void onError(Throwable t) { + status.finished(); + if (LOGGER.isErrorEnable()) { + LOGGER.error( + t, "Send async profiler task data to collector fail with a grpc internal exception." + ); + } + ServiceManager.INSTANCE.findService(GRPCChannelManager.class).reportError(t); + } + + @Override + public void onCompleted() { + status.finished(); Review Comment: Shall we delete the file if upload has succeeded -- This is an automated message from the Apache Git Service. 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