com.taobao.arthas.grpcweb.proxy.GrpcServiceConnectionManager Maven / Gradle / Ivy
/*
* Copyright 2020 Google LLC
*
* Licensed 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 com.taobao.arthas.grpcweb.proxy;
import io.grpc.Channel;
import io.grpc.ClientInterceptors;
import io.grpc.ManagedChannel;
import io.grpc.ManagedChannelBuilder;
import com.alibaba.arthas.deps.org.slf4j.Logger;
import com.alibaba.arthas.deps.org.slf4j.LoggerFactory;
import java.lang.invoke.MethodHandles;
/**
* TODO: Manage the connection pool to talk to the grpc-service
*/
public class GrpcServiceConnectionManager {
private static final Logger logger = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass().getName());
private final ManagedChannel channel;
public GrpcServiceConnectionManager(int grpcPortNum) {
// TODO: Manage a connection pool.
channel = ManagedChannelBuilder.forAddress("localhost", grpcPortNum).usePlaintext().build();
logger.info("**** connection channel initiated");
}
Channel getChannelWithClientInterceptor(GrpcWebClientInterceptor interceptor) {
return ClientInterceptors.intercept(channel, interceptor);
}
public ManagedChannel getChannel() {
return channel;
}
}