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Remove unnecessary code from SslHandler

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- Remove CloseNotifyListener which was used only to reduce the noisy logging.
- Instead, simply do a string match.
- Fixes #1608
This commit is contained in:
Trustin Lee 2013-07-19 09:24:19 +09:00
parent faf8b76b5a
commit 6791984146
1 changed files with 7 additions and 28 deletions
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35
handler/src/main/java/io/netty/handler/ssl/SslHandler.java
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@ -181,7 +181,6 @@ public class SslHandler extends ByteToMessageDecoder implements ChannelOutboundH
private final LazyChannelPromise handshakePromise = new LazyChannelPromise();
private final LazyChannelPromise sslCloseFuture = new LazyChannelPromise();
private final CloseNotifyListener closeNotifyWriteListener = new CloseNotifyListener();
private final Deque<PendingWrite> pendingUnencryptedWrites = new ArrayDeque<PendingWrite>();
private int packetLength;
@ -318,7 +317,6 @@ public class SslHandler extends ByteToMessageDecoder implements ChannelOutboundH
@Override
public void run() {
engine.closeOutbound();
future.addListener(closeNotifyWriteListener);
try {
write(ctx, Unpooled.EMPTY_BUFFER, future);
flush(ctx);
@ -394,8 +392,7 @@ public class SslHandler extends ByteToMessageDecoder implements ChannelOutboundH
}
@Override
public void write(final ChannelHandlerContext ctx, Object msg, ChannelPromise promise)
throws Exception {
public void write(final ChannelHandlerContext ctx, Object msg, ChannelPromise promise) throws Exception {
pendingUnencryptedWrites.add(new PendingWrite((ByteBuf) msg, promise));
}
@ -807,7 +804,8 @@ public class SslHandler extends ByteToMessageDecoder implements ChannelOutboundH
RecyclableArrayList out = RecyclableArrayList.newInstance();
try {
unwrap(ctx, Unpooled.EMPTY_BUFFER.nioBuffer(), out);
for (int i = 0; i < out.size(); i++) {
final int size = out.size();
for (int i = 0; i < size; i++) {
ctx.fireChannelRead(out.get(i));
}
} finally {
@ -918,7 +916,6 @@ public class SslHandler extends ByteToMessageDecoder implements ChannelOutboundH
// is managing.
engine.closeOutbound();
final boolean disconnected = cause instanceof ClosedChannelException;
try {
engine.closeInbound();
} catch (SSLException e) {
@ -926,13 +923,9 @@ public class SslHandler extends ByteToMessageDecoder implements ChannelOutboundH
// this all the time.
//
// See https://github.com/netty/netty/issues/1340
if (!disconnected) {
logger.debug("SSLEngine.closeInbound() raised an exception after a handshake failure.", e);
} else if (!closeNotifyWriteListener.done) {
logger.debug("SSLEngine.closeInbound() raised an exception due to closed connection.", e);
} else {
// cause == null && sentCloseNotify
// closeInbound() will raise an exception with bogus truncation attack warning.
String msg = e.getMessage();
if (msg == null || !msg.contains("possible truncation attack")) {
logger.debug("SSLEngine.closeInbound() raised an exception.", e);
}
}
notifyHandshakeFailure(cause);
@ -965,7 +958,7 @@ public class SslHandler extends ByteToMessageDecoder implements ChannelOutboundH
engine.closeOutbound();
ChannelPromise closeNotifyFuture = ctx.newPromise().addListener(closeNotifyWriteListener);
ChannelPromise closeNotifyFuture = ctx.newPromise();
write(ctx, Unpooled.EMPTY_BUFFER, closeNotifyFuture);
flush(ctx);
safeClose(ctx, closeNotifyFuture, promise);
@ -1077,20 +1070,6 @@ public class SslHandler extends ByteToMessageDecoder implements ChannelOutboundH
});
}
private static final class CloseNotifyListener implements ChannelFutureListener {
boolean done;
@Override
public void operationComplete(ChannelFuture future) throws Exception {
if (future.isSuccess()) {
if (done) {
throw new IllegalStateException("notified twice");
}
done = true;
}
}
}
private final class LazyChannelPromise extends DefaultPromise<Channel> {
@Override