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markt pushed a commit to branch 8.5.x
in repository https://gitbox.apache.org/repos/asf/tomcat.git
The following commit(s) were added to refs/heads/8.5.x by this push:
new 41b216f089 Complete fix for BZ 66513
41b216f089 is described below
commit 41b216f089ecfe2db539983096a9009fa566d208
Author: Mark Thomas <ma...@apache.org>
AuthorDate: Thu Jun 1 18:06:18 2023 +0100
Complete fix for BZ 66513
https://bz.apache.org/bugzilla/show_bug.cgi?id=66513
---
.../apache/catalina/valves/LocalStrings.properties | 4 +++
.../apache/catalina/valves/PersistentValve.java | 33 ++++++++++++++--------
webapps/docs/changelog.xml | 6 ++--
3 files changed, 30 insertions(+), 13 deletions(-)
diff --git a/java/org/apache/catalina/valves/LocalStrings.properties
b/java/org/apache/catalina/valves/LocalStrings.properties
index 1bffd8f174..4ceab83a78 100644
--- a/java/org/apache/catalina/valves/LocalStrings.properties
+++ b/java/org/apache/catalina/valves/LocalStrings.properties
@@ -128,7 +128,11 @@ http.511.reason=Network Authentication Required
jdbcAccessLogValve.close=Failed to close database
jdbcAccessLogValve.exception=Exception performing insert access entry
+persistentValve.acquireFailed=The request for [{0}] did not obtain the per
session Semaphore as no permit was available
+persistentValve.acquireInterrupted=The request for [{0}] did not obtain the
per session Semaphore as it was interrupted while waiting for a permit
persistentValve.filter.failure=Unable to compile filter=[{0}]
+persistentValve.requestIgnore=The request for [{0}] was ignored by this Valve
as it matches the configured filter
+persistentValve.requestProcess=The request for [{0}] will be processed by this
Valve as it does not match the configured filter
remoteCidrValve.invalid=Invalid configuration provided for [{0}]. See previous
messages for details.
remoteCidrValve.noPort=Request does not contain a valid server port. Request
denied.
diff --git a/java/org/apache/catalina/valves/PersistentValve.java
b/java/org/apache/catalina/valves/PersistentValve.java
index 5c168d257a..9bbdf8b083 100644
--- a/java/org/apache/catalina/valves/PersistentValve.java
+++ b/java/org/apache/catalina/valves/PersistentValve.java
@@ -117,8 +117,13 @@ public class PersistentValve extends ValveBase {
// request without session
if (isRequestWithoutSession(request.getDecodedRequestURI())) {
+ if (containerLog.isDebugEnabled()) {
+
containerLog.debug(sm.getString("persistentValve.requestIgnore",
request.getDecodedRequestURI()));
+ }
getNext().invoke(request, response);
return;
+ } else if (containerLog.isDebugEnabled()) {
+ containerLog.debug(sm.getString("persistentValve.requestProcess",
request.getDecodedRequestURI()));
}
// Select the Context to be used for this Request
@@ -153,12 +158,18 @@ public class PersistentValve extends ValveBase {
} catch (InterruptedException e) {
mustReleaseSemaphore = false;
onSemaphoreNotAcquired(request, response);
+ if (containerLog.isDebugEnabled()) {
+
containerLog.debug(sm.getString("persistentValve.acquireInterrupted",
request.getDecodedRequestURI()));
+ }
return;
}
}
} else {
if (!semaphore.tryAcquire()) {
onSemaphoreNotAcquired(request, response);
+ if (containerLog.isDebugEnabled()) {
+
containerLog.debug(sm.getString("persistentValve.acquireFailed",
request.getDecodedRequestURI()));
+ }
return;
}
}
@@ -173,12 +184,12 @@ public class PersistentValve extends ValveBase {
try {
session = store.load(sessionId);
} catch (Exception e) {
- container.getLogger().error("deserializeError");
+ containerLog.error("deserializeError");
}
if (session != null) {
if (!session.isValid() || isSessionStale(session,
System.currentTimeMillis())) {
- if (container.getLogger().isDebugEnabled()) {
- container.getLogger().debug("session swapped
in is invalid or expired");
+ if (containerLog.isDebugEnabled()) {
+ containerLog.debug("session swapped in is
invalid or expired");
}
session.expire();
store.remove(sessionId);
@@ -193,8 +204,8 @@ public class PersistentValve extends ValveBase {
}
}
}
- if (container.getLogger().isDebugEnabled()) {
- container.getLogger().debug("sessionId: " + sessionId);
+ if (containerLog.isDebugEnabled()) {
+ containerLog.debug("sessionId: " + sessionId);
}
// Ask the next valve to process the request.
@@ -215,8 +226,8 @@ public class PersistentValve extends ValveBase {
newsessionId = hsess.getIdInternal();
}
- if (container.getLogger().isDebugEnabled()) {
- container.getLogger().debug("newsessionId: " +
newsessionId);
+ if (containerLog.isDebugEnabled()) {
+ containerLog.debug("newsessionId: " + newsessionId);
}
if (newsessionId != null) {
try {
@@ -238,8 +249,8 @@ public class PersistentValve extends ValveBase {
}
if (!stored) {
- if (container.getLogger().isDebugEnabled()) {
- container.getLogger()
+ if (containerLog.isDebugEnabled()) {
+ containerLog
.debug("newsessionId store: " +
store + " session: " + session +
" valid: " +
(session == null ? "N/A" :
Boolean.toString(session.isValid())) +
@@ -247,8 +258,8 @@ public class PersistentValve extends ValveBase {
}
}
} else {
- if (container.getLogger().isDebugEnabled()) {
- container.getLogger().debug("newsessionId
Manager: " + manager);
+ if (containerLog.isDebugEnabled()) {
+ containerLog.debug("newsessionId Manager: " +
manager);
}
}
} finally {
diff --git a/webapps/docs/changelog.xml b/webapps/docs/changelog.xml
index a3bb41bcdc..8048ec2cd8 100644
--- a/webapps/docs/changelog.xml
+++ b/webapps/docs/changelog.xml
@@ -115,9 +115,11 @@
21. (markt)
</add>
<fix>
- <bug>66513</bug>: Partial fix that adds a per session Semaphore to the
+ <bug>66513</bug>: Add a per session Semaphore to the
<code>PersistentValve</code> that ensures that, within a single Tomcat
- instance, there is no more than one concurrent request per session.
+ instance, there is no more than one concurrent request per session.
Also
+ expand the debug logging to include whether a request bypasses the
Valve
+ and the reason if a request fails to obtain the per session Semaphore.
(markt)
</fix>
<fix>
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