This is an automated email from the ASF dual-hosted git repository.
remm pushed a commit to branch 9.0.x
in repository https://gitbox.apache.org/repos/asf/tomcat.git
The following commit(s) were added to refs/heads/9.0.x by this push:
new 3e309fe408 Return 400 for content and range mismatch
3e309fe408 is described below
commit 3e309fe40869b6632b21a2781f0c172c84f78f1e
Author: remm <[email protected]>
AuthorDate: Wed Mar 5 11:31:02 2025 +0100
Return 400 for content and range mismatch
Still hacked together since the existing DefaultServlet
executePartialPut method signature is not appropriate.
As suggested in PR#810.
---
.../apache/catalina/servlets/DefaultServlet.java | 21 +++++++++++++++++----
.../catalina/servlets/LocalStrings.properties | 1 +
.../catalina/servlets/TestDefaultServletPut.java | 5 +++++
webapps/docs/changelog.xml | 8 ++++++++
4 files changed, 31 insertions(+), 4 deletions(-)
diff --git a/java/org/apache/catalina/servlets/DefaultServlet.java
b/java/org/apache/catalina/servlets/DefaultServlet.java
index 7fe25f2328..ebb33f10c8 100644
--- a/java/org/apache/catalina/servlets/DefaultServlet.java
+++ b/java/org/apache/catalina/servlets/DefaultServlet.java
@@ -635,10 +635,12 @@ public class DefaultServlet extends HttpServlet {
resourceInputStream = req.getInputStream();
} else {
tempContentFile = executePartialPut(req, range, path);
- resourceInputStream = new FileInputStream(tempContentFile);
+ if (tempContentFile != null) {
+ resourceInputStream = new FileInputStream(tempContentFile);
+ }
}
- if (resources.write(path, resourceInputStream, true)) {
+ if (resourceInputStream != null && resources.write(path,
resourceInputStream, true)) {
if (resource.exists()) {
resp.setStatus(HttpServletResponse.SC_NO_CONTENT);
} else {
@@ -646,7 +648,8 @@ public class DefaultServlet extends HttpServlet {
}
} else {
try {
- resp.sendError(HttpServletResponse.SC_CONFLICT);
+ resp.sendError(resourceInputStream != null ?
+ HttpServletResponse.SC_CONFLICT :
HttpServletResponse.SC_BAD_REQUEST);
} catch (IllegalStateException e) {
// Already committed, ignore
}
@@ -710,12 +713,22 @@ public class DefaultServlet extends HttpServlet {
// Append data in request input stream to contentFile
randAccessContentFile.seek(range.start);
+ long received = 0;
int numBytesRead;
byte[] transferBuffer = new byte[BUFFER_SIZE];
try (BufferedInputStream requestBufInStream = new
BufferedInputStream(req.getInputStream(), BUFFER_SIZE)) {
while ((numBytesRead =
requestBufInStream.read(transferBuffer)) != -1) {
+ received += numBytesRead;
+ if (received > range.end - range.start) {
+ throw new
IllegalStateException(sm.getString("defaultServlet.wrongByteCountForRange",
+ String.valueOf(received),
String.valueOf(range.end - range.start)));
+ }
randAccessContentFile.write(transferBuffer, 0,
numBytesRead);
}
+ if (received < range.end - range.start) {
+ throw new
IllegalStateException(sm.getString("defaultServlet.wrongByteCountForRange",
+ String.valueOf(received), String.valueOf(range.end
- range.start)));
+ }
}
} catch (IOException | RuntimeException | Error e) {
@@ -723,7 +736,7 @@ public class DefaultServlet extends HttpServlet {
if (!contentFile.delete()) {
log(sm.getString("defaultServlet.deleteTempFileFailed",
contentFile.getAbsolutePath()));
}
- throw e;
+ return null;
}
return contentFile;
diff --git a/java/org/apache/catalina/servlets/LocalStrings.properties
b/java/org/apache/catalina/servlets/LocalStrings.properties
index d2e6a16c33..5a3158afd3 100644
--- a/java/org/apache/catalina/servlets/LocalStrings.properties
+++ b/java/org/apache/catalina/servlets/LocalStrings.properties
@@ -54,6 +54,7 @@ defaultServlet.resource.name=Name
defaultServlet.resource.size=Size
defaultServlet.skipfail=Read failed because only [{0}] bytes were available
but needed to skip [{1}] bytes to reach the start of the requested range
defaultServlet.unknownBomConfig=Unrecognised value of [{0}] provided for
useBomIfPresent initialization parameter
+defaultServlet.wrongByteCountForRange=An invalid amount [{0}] of bytes were
received for range with length [{1}]
defaultServlet.xslError=XSL transformer error
webdavservlet.dataSourceStore.error=Error processing [{0}] on dead properties
for path [{1}]
diff --git a/test/org/apache/catalina/servlets/TestDefaultServletPut.java
b/test/org/apache/catalina/servlets/TestDefaultServletPut.java
index d19b95684d..55a04b79d6 100644
--- a/test/org/apache/catalina/servlets/TestDefaultServletPut.java
+++ b/test/org/apache/catalina/servlets/TestDefaultServletPut.java
@@ -86,6 +86,11 @@ public class TestDefaultServletPut extends TomcatBaseTest {
// Valid partial PUT but partial PUT is disabled
parameterSets.add(new Object[] {
"Content-Range: bytes 0-" + PATCH_LEN + "/" + START_LEN +
CRLF, Boolean.TRUE, START_TEXT, Boolean.FALSE });
+ // Errors due to incorrect length
+ parameterSets.add(new Object[] {
+ "Content-Range: bytes 0-1/" + PATCH_LEN + CRLF, Boolean.FALSE,
START_TEXT, Boolean.TRUE });
+ parameterSets.add(new Object[] {
+ "Content-Range: bytes 0-19/20" + CRLF, Boolean.FALSE,
START_TEXT, Boolean.TRUE });
return parameterSets;
}
diff --git a/webapps/docs/changelog.xml b/webapps/docs/changelog.xml
index 80e28605c3..98486edbd8 100644
--- a/webapps/docs/changelog.xml
+++ b/webapps/docs/changelog.xml
@@ -105,6 +105,14 @@
issues do not "pop up" wrt. others).
-->
<section name="Tomcat 9.0.103 (remm)" rtext="in development">
+ <subsection name="Catalina">
+ <changelog>
+ <fix>
+ Return 400 if the amount of content sent for a partial PUT is
+ inconsistent with the range that was specified. (remm)
+ </fix>
+ </changelog>
+ </subsection>
</section>
<section name="Tomcat 9.0.102 (remm)" rtext="release in progress">
<subsection name="Catalina">
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