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markt pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/tomcat.git
The following commit(s) were added to refs/heads/master by this push:
new c44cf6c Reduce the default HTTP/2 header list size from 4GB to 32kB
c44cf6c is described below
commit c44cf6cd2d2b06dc566d802ab9187d80a68fa5f0
Author: Mark Thomas <ma...@apache.org>
AuthorDate: Thu May 16 21:38:45 2019 +0100
Reduce the default HTTP/2 header list size from 4GB to 32kB
Aligns Tomcat with typical HTTP/2 implementations.
---
java/org/apache/coyote/http2/ConnectionSettingsBase.java | 2 +-
webapps/docs/changelog.xml | 4 ++++
2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/java/org/apache/coyote/http2/ConnectionSettingsBase.java
b/java/org/apache/coyote/http2/ConnectionSettingsBase.java
index 939e6d0..3cf2d8d 100644
--- a/java/org/apache/coyote/http2/ConnectionSettingsBase.java
+++ b/java/org/apache/coyote/http2/ConnectionSettingsBase.java
@@ -43,7 +43,7 @@ abstract class ConnectionSettingsBase<T extends Throwable> {
static final long DEFAULT_MAX_CONCURRENT_STREAMS = UNLIMITED;
static final int DEFAULT_INITIAL_WINDOW_SIZE = (1 << 16) - 1;
static final int DEFAULT_MAX_FRAME_SIZE = MIN_MAX_FRAME_SIZE;
- static final long DEFAULT_MAX_HEADER_LIST_SIZE = UNLIMITED;
+ static final long DEFAULT_MAX_HEADER_LIST_SIZE = 1 << 15;
Map<Setting, Long> current = new EnumMap<>(Setting.class);
Map<Setting, Long> pending = new EnumMap<>(Setting.class);
diff --git a/webapps/docs/changelog.xml b/webapps/docs/changelog.xml
index c1e6b03..2aeb8c8 100644
--- a/webapps/docs/changelog.xml
+++ b/webapps/docs/changelog.xml
@@ -132,6 +132,10 @@
<code>Http2Protocol</code> from 200 to 100 to align with typical
defaults for HTTP/2 implementations. (markt)
</update>
+ <update>
+ Reduce the default HTTP/2 header list size from 4GB to 32kB to align
+ with typical HTTP/2 implementations. (markt)
+ </update>
</changelog>
</subsection>
<subsection name="Cluster">
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