This is an automated email from the ASF dual-hosted git repository.
markt pushed a commit to branch 10.1.x
in repository https://gitbox.apache.org/repos/asf/tomcat.git
The following commit(s) were added to refs/heads/10.1.x by this push:
new 1786df8027 Correct a regression in the fix for BZ 66508
1786df8027 is described below
commit 1786df8027770e9376909abf037a8d39bc5bcbf2
Author: Mark Thomas <ma...@apache.org>
AuthorDate: Thu Jan 18 18:43:07 2024 +0000
Correct a regression in the fix for BZ 66508
It could could cause an UpgradeProcessor leak in some circumstances
https://bz.apache.org/bugzilla/show_bug.cgi?id=66508
---
.../tomcat/websocket/server/WsRemoteEndpointImplServer.java | 9 +++++++--
webapps/docs/changelog.xml | 8 ++++++++
2 files changed, 15 insertions(+), 2 deletions(-)
diff --git
a/java/org/apache/tomcat/websocket/server/WsRemoteEndpointImplServer.java
b/java/org/apache/tomcat/websocket/server/WsRemoteEndpointImplServer.java
index 57fcc97d56..d0cfef46ac 100644
--- a/java/org/apache/tomcat/websocket/server/WsRemoteEndpointImplServer.java
+++ b/java/org/apache/tomcat/websocket/server/WsRemoteEndpointImplServer.java
@@ -103,8 +103,13 @@ public class WsRemoteEndpointImplServer extends
WsRemoteEndpointImplBase {
protected boolean acquireMessagePartInProgressSemaphore(byte opCode, long
timeoutExpiry)
throws InterruptedException {
- // Only close requires special handling.
- if (opCode != Constants.OPCODE_CLOSE) {
+ /*
+ * Special handling is required only when all of the following are
true:
+ * - A close message is being sent
+ * - This thread currently holds the socketWrapper lock (i.e. the
thread is current processing a socket event)
+ */
+ if (!(opCode == Constants.OPCODE_CLOSE &&
socketWrapper.getLock().isHeldByCurrentThread())) {
+ // Skip special handling
return super.acquireMessagePartInProgressSemaphore(opCode,
timeoutExpiry);
}
diff --git a/webapps/docs/changelog.xml b/webapps/docs/changelog.xml
index 52b5650875..687590df61 100644
--- a/webapps/docs/changelog.xml
+++ b/webapps/docs/changelog.xml
@@ -128,6 +128,14 @@
</fix>
</changelog>
</subsection>
+ <subsection name="WebSocket">
+ <changelog>
+ <fix>
+ Correct a regression in the fix for <bug>66508</bug> that could cause
an
+ <code>UpgradeProcessor</code> leak in some circumstances. (markt)
+ </fix>
+ </changelog>
+ </subsection>
</section>
<section name="Tomcat 10.1.18 (schultz)" rtext="2024-01-09">
<subsection name="Catalina">
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