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The following commit(s) were added to refs/heads/main by this push:
new 257bc23cdb Fix BZ 66194 - align HTTP/2 with HTTP/1.1 for handling of
client errors
257bc23cdb is described below
commit 257bc23cdb786bd67bd8b5a407ed88908775c920
Author: Mark Thomas <ma...@apache.org>
AuthorDate: Tue Aug 23 19:24:39 2022 +0100
Fix BZ 66194 - align HTTP/2 with HTTP/1.1 for handling of client errors
https://bz.apache.org/bugzilla/show_bug.cgi?id=66194
Also covers exceeding various limits (max header size, cookie count etc)
---
.../org/apache/coyote/http2/Http2UpgradeHandler.java | 20 ++++++++++++++++++++
java/org/apache/coyote/http2/LocalStrings.properties | 3 +++
webapps/docs/changelog.xml | 5 +++++
3 files changed, 28 insertions(+)
diff --git a/java/org/apache/coyote/http2/Http2UpgradeHandler.java
b/java/org/apache/coyote/http2/Http2UpgradeHandler.java
index 8e285e17ec..f093b2ad38 100644
--- a/java/org/apache/coyote/http2/Http2UpgradeHandler.java
+++ b/java/org/apache/coyote/http2/Http2UpgradeHandler.java
@@ -49,6 +49,7 @@ import org.apache.juli.logging.Log;
import org.apache.juli.logging.LogFactory;
import org.apache.tomcat.util.codec.binary.Base64;
import org.apache.tomcat.util.http.MimeHeaders;
+import org.apache.tomcat.util.log.UserDataHelper;
import org.apache.tomcat.util.net.AbstractEndpoint.Handler.SocketState;
import org.apache.tomcat.util.net.SSLSupport;
import org.apache.tomcat.util.net.SendfileState;
@@ -146,6 +147,8 @@ class Http2UpgradeHandler extends AbstractStream implements
InternalHttpUpgradeH
private volatile int lastNonFinalDataPayload;
private volatile int lastWindowUpdate;
+ protected final UserDataHelper userDataHelper = new UserDataHelper(log);
+
Http2UpgradeHandler(Http2Protocol protocol, Adapter adapter, Request
coyoteRequest, SocketWrapperBase<?> socketWrapper) {
super (STREAM_ID_ZERO);
@@ -356,6 +359,23 @@ class Http2UpgradeHandler extends AbstractStream
implements InternalHttpUpgradeH
break;
}
} catch (StreamException se) {
+ // Log the Stream error but not necessarily all of
+ // them
+ UserDataHelper.Mode logMode =
userDataHelper.getNextMode();
+ if (logMode != null) {
+ String message =
sm.getString("upgradeHandler.stream.error",
+ connectionId,
Integer.toString(se.getStreamId()));
+ switch (logMode) {
+ case INFO_THEN_DEBUG:
+ message +=
sm.getString("upgradeHandler.fallToDebug");
+ //$FALL-THROUGH$
+ case INFO:
+ log.info(message, se);
+ break;
+ case DEBUG:
+ log.debug(message, se);
+ }
+ }
// Stream errors are not fatal to the connection so
// continue reading frames
Stream stream = getStream(se.getStreamId(), false);
diff --git a/java/org/apache/coyote/http2/LocalStrings.properties
b/java/org/apache/coyote/http2/LocalStrings.properties
index 098afef83e..615e6413dc 100644
--- a/java/org/apache/coyote/http2/LocalStrings.properties
+++ b/java/org/apache/coyote/http2/LocalStrings.properties
@@ -129,6 +129,8 @@ upgradeHandler.allocate.left=Connection [{0}], Stream
[{1}], [{2}] bytes unalloc
upgradeHandler.allocate.recipient=Connection [{0}], Stream [{1}], potential
recipient [{2}] with weight [{3}]
upgradeHandler.connectionError=Connection error
upgradeHandler.dependency.invalid=Connection [{0}], Stream [{1}], Streams may
not depend on themselves
+upgradeHandler.fallToDebug=\n\
+\ Note: further occurrences of HTTP/2 stream errors will be logged at DEBUG
level.
upgradeHandler.goaway.debug=Connection [{0}], Goaway, Last stream [{1}], Error
code [{2}], Debug data [{3}]
upgradeHandler.init=Connection [{0}], State [{1}]
upgradeHandler.invalidPreface=Connection [{0}], Invalid connection preface
@@ -151,6 +153,7 @@ upgradeHandler.sendfile.reservation=Connection [{0}],
Stream [{1}], Connection r
upgradeHandler.socketCloseFailed=Error closing socket
upgradeHandler.startRequestBodyFrame.result=Connection [{0}], Stream [{1}]
startRequestBodyFrame returned [{2}]
upgradeHandler.stream.closed=Stream [{0}] has been closed for some time
+upgradeHandler.stream.error=Connection [{0}], Stream [{1}] Closed due to error
upgradeHandler.stream.even=A new remote stream ID of [{0}] was requested but
all remote streams must use odd identifiers
upgradeHandler.stream.notWritable=Connection [{0}], Stream [{1}], This stream
is not writable
upgradeHandler.stream.old=A new remote stream ID of [{0}] was requested but
the most recent stream was [{1}]
diff --git a/webapps/docs/changelog.xml b/webapps/docs/changelog.xml
index eeb630ad34..ebd0c71ea4 100644
--- a/webapps/docs/changelog.xml
+++ b/webapps/docs/changelog.xml
@@ -183,6 +183,11 @@
directives will now be ignored rather than triggering a 500 response.
(markt)
</fix>
+ <fix>
+ <bug>66194</bug>: Log HTTP/2 stream closures (usually caused by client
+ errors) via a <code>UserDataHelper</code> to broadly align it with the
+ behaviour of HTTP/1.1 for parsing issues and exceeding limits. (markt)
+ </fix>
</changelog>
</subsection>
<subsection name="Jasper">
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