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HADOOP-17680. Allow ProtobufRpcEngine to be extensible (#2905) Contributed by Hector Chaverri.

This commit is contained in:
hchaverr 2021-05-06 16:40:45 -07:00 committed by Konstantin V Shvachko
parent 7cb7b8adc1
commit f40e3eb059
2 changed files with 48 additions and 12 deletions
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30
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/ProtobufRpcEngine.java
View File

@ -122,7 +122,7 @@ public class ProtobufRpcEngine implements RpcEngine {
factory)), false);
}
private static class Invoker implements RpcInvocationHandler {
protected static class Invoker implements RpcInvocationHandler {
private final Map<String, Message> returnTypes =
new ConcurrentHashMap<String, Message>();
private boolean isClosed = false;
@ -133,7 +133,7 @@ public class ProtobufRpcEngine implements RpcEngine {
private AtomicBoolean fallbackToSimpleAuth;
private AlignmentContext alignmentContext;
private Invoker(Class<?> protocol, InetSocketAddress addr,
protected Invoker(Class<?> protocol, InetSocketAddress addr,
UserGroupInformation ticket, Configuration conf, SocketFactory factory,
int rpcTimeout, RetryPolicy connectionRetryPolicy,
AtomicBoolean fallbackToSimpleAuth, AlignmentContext alignmentContext)
@ -148,7 +148,7 @@ public class ProtobufRpcEngine implements RpcEngine {
/**
* This constructor takes a connectionId, instead of creating a new one.
*/
private Invoker(Class<?> protocol, Client.ConnectionId connId,
protected Invoker(Class<?> protocol, Client.ConnectionId connId,
Configuration conf, SocketFactory factory) {
this.remoteId = connId;
this.client = CLIENTS.getClient(conf, factory, RpcWritable.Buffer.class);
@ -225,8 +225,6 @@ public class ProtobufRpcEngine implements RpcEngine {
traceScope = tracer.newScope(RpcClientUtil.methodToTraceString(method));
}
RequestHeaderProto rpcRequestHeader = constructRpcRequestHeader(method);
if (LOG.isTraceEnabled()) {
LOG.trace(Thread.currentThread().getId() + ": Call -> " +
remoteId + ": " + method.getName() +
@ -238,7 +236,7 @@ public class ProtobufRpcEngine implements RpcEngine {
final RpcWritable.Buffer val;
try {
val = (RpcWritable.Buffer) client.call(RPC.RpcKind.RPC_PROTOCOL_BUFFER,
new RpcProtobufRequest(rpcRequestHeader, theRequest), remoteId,
constructRpcRequest(method, theRequest), remoteId,
fallbackToSimpleAuth, alignmentContext);
} catch (Throwable e) {
@ -283,6 +281,11 @@ public class ProtobufRpcEngine implements RpcEngine {
}
}
protected Writable constructRpcRequest(Method method, Message theRequest) {
RequestHeaderProto rpcRequestHeader = constructRpcRequestHeader(method);
return new RpcProtobufRequest(rpcRequestHeader, theRequest);
}
private Message getReturnMessage(final Method method,
final RpcWritable.Buffer buf) throws ServiceException {
Message prototype = null;
@ -332,6 +335,14 @@ public class ProtobufRpcEngine implements RpcEngine {
public ConnectionId getConnectionId() {
return remoteId;
}
protected long getClientProtocolVersion() {
return clientProtocolVersion;
}
protected String getProtocolName() {
return protocolName;
}
}
@VisibleForTesting
@ -518,6 +529,13 @@ public class ProtobufRpcEngine implements RpcEngine {
String declaringClassProtoName =
rpcRequest.getDeclaringClassProtocolName();
long clientVersion = rpcRequest.getClientProtocolVersion();
return call(server, connectionProtocolName, request, receiveTime,
methodName, declaringClassProtoName, clientVersion);
}
protected Writable call(RPC.Server server, String connectionProtocolName,
RpcWritable.Buffer request, long receiveTime, String methodName,
String declaringClassProtoName, long clientVersion) throws Exception {
if (server.verbose)
LOG.info("Call: connectionProtocolName=" + connectionProtocolName +
", method=" + methodName);

30
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/ProtobufRpcEngine2.java
View File

@ -116,7 +116,7 @@ public class ProtobufRpcEngine2 implements RpcEngine {
factory)), false);
}
private static final class Invoker implements RpcInvocationHandler {
protected static class Invoker implements RpcInvocationHandler {
private final Map<String, Message> returnTypes =
new ConcurrentHashMap<String, Message>();
private boolean isClosed = false;
@ -127,7 +127,7 @@ public class ProtobufRpcEngine2 implements RpcEngine {
private AtomicBoolean fallbackToSimpleAuth;
private AlignmentContext alignmentContext;
private Invoker(Class<?> protocol, InetSocketAddress addr,
protected Invoker(Class<?> protocol, InetSocketAddress addr,
UserGroupInformation ticket, Configuration conf, SocketFactory factory,
int rpcTimeout, RetryPolicy connectionRetryPolicy,
AtomicBoolean fallbackToSimpleAuth, AlignmentContext alignmentContext)
@ -142,7 +142,7 @@ public class ProtobufRpcEngine2 implements RpcEngine {
/**
* This constructor takes a connectionId, instead of creating a new one.
*/
private Invoker(Class<?> protocol, Client.ConnectionId connId,
protected Invoker(Class<?> protocol, Client.ConnectionId connId,
Configuration conf, SocketFactory factory) {
this.remoteId = connId;
this.client = CLIENTS.getClient(conf, factory, RpcWritable.Buffer.class);
@ -219,8 +219,6 @@ public class ProtobufRpcEngine2 implements RpcEngine {
traceScope = tracer.newScope(RpcClientUtil.methodToTraceString(method));
}
RequestHeaderProto rpcRequestHeader = constructRpcRequestHeader(method);
if (LOG.isTraceEnabled()) {
LOG.trace(Thread.currentThread().getId() + ": Call -> " +
remoteId + ": " + method.getName() +
@ -232,7 +230,7 @@ public class ProtobufRpcEngine2 implements RpcEngine {
final RpcWritable.Buffer val;
try {
val = (RpcWritable.Buffer) client.call(RPC.RpcKind.RPC_PROTOCOL_BUFFER,
new RpcProtobufRequest(rpcRequestHeader, theRequest), remoteId,
constructRpcRequest(method, theRequest), remoteId,
fallbackToSimpleAuth, alignmentContext);
} catch (Throwable e) {
@ -279,6 +277,11 @@ public class ProtobufRpcEngine2 implements RpcEngine {
}
}
protected Writable constructRpcRequest(Method method, Message theRequest) {
RequestHeaderProto rpcRequestHeader = constructRpcRequestHeader(method);
return new RpcProtobufRequest(rpcRequestHeader, theRequest);
}
private Message getReturnMessage(final Method method,
final RpcWritable.Buffer buf) throws ServiceException {
Message prototype = null;
@ -328,6 +331,14 @@ public class ProtobufRpcEngine2 implements RpcEngine {
public ConnectionId getConnectionId() {
return remoteId;
}
protected long getClientProtocolVersion() {
return clientProtocolVersion;
}
protected String getProtocolName() {
return protocolName;
}
}
@VisibleForTesting
@ -509,6 +520,13 @@ public class ProtobufRpcEngine2 implements RpcEngine {
String declaringClassProtoName =
rpcRequest.getDeclaringClassProtocolName();
long clientVersion = rpcRequest.getClientProtocolVersion();
return call(server, connectionProtocolName, request, receiveTime,
methodName, declaringClassProtoName, clientVersion);
}
protected Writable call(RPC.Server server, String connectionProtocolName,
RpcWritable.Buffer request, long receiveTime, String methodName,
String declaringClassProtoName, long clientVersion) throws Exception {
if (server.verbose) {
LOG.info("Call: connectionProtocolName=" + connectionProtocolName +
", method=" + methodName);