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Fixes #3362 (Possible wrong behavior in HttpResponseDecoder/HttpRequestDecoder for large header/initline/content)

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Motivation:

`HttpResponseDecoder` and `HttpRequestDecoder` in the event when the max configured sizes for HTTP initial line, headers or content is breached, sends a `DefaultHttpResponse` and `DefaultHttpRequest` respectively. After this `HttpObjectDecoder` gets into `BAD_MESSAGE` state and ignores any other data received on this connection.
The combination of the above two behaviors, means that the decoded response/request are not complete (absence of sending `LastHTTPContent`). So, any code, waiting for a complete message will have to additionally check for decoder result to follow the correct semantics of HTTP.

If `HttpResponseDecoder` and `HttpRequestDecoder` creates a Full* invalid message then the request/response is a complete HTTP message and hence obeys the HTTP contract.

Modification:

Modified `HttpRequestDecoder`, `HttpResponseDecoder`, `RtspRequestDecoder` and  `RtspResponseDecoder` to return Full* messages from `createInvalidMessage()`

Result:

Fixes the wrong behavior of sending incomplete messages from these codecs
This commit is contained in:
Nitesh Kant 2015-01-29 23:08:15 -08:00 committed by Trustin Lee
parent defb512e4a
commit 4aca2987d3
4 changed files with 6 additions and 4 deletions
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2
codec-http/src/main/java/io/netty/handler/codec/http/HttpRequestDecoder.java
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@ -84,7 +84,7 @@ public class HttpRequestDecoder extends HttpObjectDecoder {
@Override
protected HttpMessage createInvalidMessage() {
return new DefaultHttpRequest(HttpVersion.HTTP_1_0, HttpMethod.GET, "/bad-request", validateHeaders);
return new DefaultFullHttpRequest(HttpVersion.HTTP_1_0, HttpMethod.GET, "/bad-request", validateHeaders);
}
@Override

2
codec-http/src/main/java/io/netty/handler/codec/http/HttpResponseDecoder.java
View File

@ -115,7 +115,7 @@ public class HttpResponseDecoder extends HttpObjectDecoder {
@Override
protected HttpMessage createInvalidMessage() {
return new DefaultHttpResponse(HttpVersion.HTTP_1_0, UNKNOWN_STATUS, validateHeaders);
return new DefaultFullHttpResponse(HttpVersion.HTTP_1_0, UNKNOWN_STATUS, validateHeaders);
}
@Override

3
codec-http/src/main/java/io/netty/handler/codec/rtsp/RtspRequestDecoder.java
View File

@ -17,6 +17,7 @@ package io.netty.handler.codec.rtsp;
import io.netty.buffer.ByteBuf;
import io.netty.handler.codec.TooLongFrameException;
import io.netty.handler.codec.http.DefaultFullHttpRequest;
import io.netty.handler.codec.http.DefaultHttpRequest;
import io.netty.handler.codec.http.HttpMessage;
import io.netty.handler.codec.http.HttpRequest;
@ -78,7 +79,7 @@ public class RtspRequestDecoder extends RtspObjectDecoder {
@Override
protected HttpMessage createInvalidMessage() {
return new DefaultHttpRequest(RtspVersions.RTSP_1_0, RtspMethods.OPTIONS, "/bad-request", validateHeaders);
return new DefaultFullHttpRequest(RtspVersions.RTSP_1_0, RtspMethods.OPTIONS, "/bad-request", validateHeaders);
}
@Override

3
codec-http/src/main/java/io/netty/handler/codec/rtsp/RtspResponseDecoder.java
View File

@ -17,6 +17,7 @@ package io.netty.handler.codec.rtsp;
import io.netty.buffer.ByteBuf;
import io.netty.handler.codec.TooLongFrameException;
import io.netty.handler.codec.http.DefaultFullHttpResponse;
import io.netty.handler.codec.http.DefaultHttpResponse;
import io.netty.handler.codec.http.HttpMessage;
import io.netty.handler.codec.http.HttpResponse;
@ -83,7 +84,7 @@ public class RtspResponseDecoder extends RtspObjectDecoder {
@Override
protected HttpMessage createInvalidMessage() {
return new DefaultHttpResponse(RtspVersions.RTSP_1_0, UNKNOWN_STATUS, validateHeaders);
return new DefaultFullHttpResponse(RtspVersions.RTSP_1_0, UNKNOWN_STATUS, validateHeaders);
}
@Override