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Posted to dev@tomcat.apache.org by ma...@apache.org on 2021/07/01 18:13:29 UTC
[tomcat] branch main updated: Add debug logging to sendfile writes
This is an automated email from the ASF dual-hosted git repository.
markt pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/tomcat.git
The following commit(s) were added to refs/heads/main by this push:
new 234ca05 Add debug logging to sendfile writes
234ca05 is described below
commit 234ca05eb4071a0b3c64e876f58e3c248b5b75fb
Author: Mark Thomas <ma...@apache.org>
AuthorDate: Thu Jul 1 19:12:55 2021 +0100
Add debug logging to sendfile writes
---
.../apache/coyote/http2/Http2AsyncUpgradeHandler.java | 18 ++++++++++++++++++
java/org/apache/coyote/http2/LocalStrings.properties | 1 +
webapps/docs/changelog.xml | 3 +++
3 files changed, 22 insertions(+)
diff --git a/java/org/apache/coyote/http2/Http2AsyncUpgradeHandler.java b/java/org/apache/coyote/http2/Http2AsyncUpgradeHandler.java
index 000d3ab..2ff351a 100644
--- a/java/org/apache/coyote/http2/Http2AsyncUpgradeHandler.java
+++ b/java/org/apache/coyote/http2/Http2AsyncUpgradeHandler.java
@@ -313,6 +313,11 @@ public class Http2AsyncUpgradeHandler extends Http2UpgradeHandler {
return SendfileState.ERROR;
}
+ if (log.isDebugEnabled()) {
+ log.debug(sm.getString("upgradeHandler.sendfile.reservation", connectionId, sendfile.stream.getIdAsString(),
+ Integer.valueOf(sendfile.connectionReservation), Integer.valueOf(sendfile.streamReservation)));
+ }
+
// connectionReservation will always be smaller than or the same as
// streamReservation
int frameSize = Integer.min(getMaxFrameSize(), sendfile.connectionReservation);
@@ -331,6 +336,10 @@ public class Http2AsyncUpgradeHandler extends Http2UpgradeHandler {
}
}
if (writeable) {
+ if (log.isDebugEnabled()) {
+ log.debug(sm.getString("upgradeHandler.writeBody", connectionId, sendfile.stream.getIdAsString(),
+ Integer.toString(frameSize), Boolean.valueOf(finished)));
+ }
ByteUtil.set31Bits(header, 5, sendfile.stream.getIdAsInt());
sendfile.mappedBuffer.limit(sendfile.mappedBuffer.position() + frameSize);
socketWrapper.write(BlockingMode.SEMI_BLOCK, protocol.getWriteTimeout(),
@@ -377,6 +386,11 @@ public class Http2AsyncUpgradeHandler extends Http2UpgradeHandler {
return;
}
+ if (log.isDebugEnabled()) {
+ log.debug(sm.getString("upgradeHandler.sendfile.reservation", connectionId, sendfile.stream.getIdAsString(),
+ Integer.valueOf(sendfile.connectionReservation), Integer.valueOf(sendfile.streamReservation)));
+ }
+
// connectionReservation will always be smaller than or the same as
// streamReservation
int frameSize = Integer.min(getMaxFrameSize(), sendfile.connectionReservation);
@@ -395,6 +409,10 @@ public class Http2AsyncUpgradeHandler extends Http2UpgradeHandler {
}
}
if (writeable) {
+ if (log.isDebugEnabled()) {
+ log.debug(sm.getString("upgradeHandler.writeBody", connectionId, sendfile.stream.getIdAsString(),
+ Integer.toString(frameSize), Boolean.valueOf(finished)));
+ }
ByteUtil.set31Bits(header, 5, sendfile.stream.getIdAsInt());
sendfile.mappedBuffer.limit(sendfile.mappedBuffer.position() + frameSize);
socketWrapper.write(BlockingMode.SEMI_BLOCK, protocol.getWriteTimeout(),
diff --git a/java/org/apache/coyote/http2/LocalStrings.properties b/java/org/apache/coyote/http2/LocalStrings.properties
index 3b971a7..cf36ded 100644
--- a/java/org/apache/coyote/http2/LocalStrings.properties
+++ b/java/org/apache/coyote/http2/LocalStrings.properties
@@ -143,6 +143,7 @@ upgradeHandler.prunedPriority=Connection [{0}] Pruned unused stream [{1}] that m
upgradeHandler.releaseBacklog=Connection [{0}], Stream [{1}] released from backlog
upgradeHandler.reset.receive=Connection [{0}], Stream [{1}], Reset received due to [{2}]
upgradeHandler.rst.debug=Connection [{0}], Stream [{1}], Error [{2}], Message [{3}], RST (closing stream)
+upgradeHandler.sendfile.reservation=Connection [{0}], Stream [{1}], Connection reservation [{2}], Stream reservation [{3}] prior to sendfile write
upgradeHandler.sendPrefaceFail=Connection [{0}], Failed to send preface to client
upgradeHandler.socketCloseFailed=Error closing socket
upgradeHandler.startRequestBodyFrame.result=Connection [{0}], Stream [{1}] startRequestBodyFrame returned [{2}]
diff --git a/webapps/docs/changelog.xml b/webapps/docs/changelog.xml
index dce18b3..6272e52 100644
--- a/webapps/docs/changelog.xml
+++ b/webapps/docs/changelog.xml
@@ -123,6 +123,9 @@
checks both the stream and connection flow control windows before
writing. (markt)
</fix>
+ <add>
+ Add debug logging for writing an HTTP/2 response via sendfile. (markt)
+ </add>
</changelog>
</subsection>
<subsection name="Web applications">
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