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authorrickyes <mail@zhoumq.cn>2019-09-24 00:28:40 +0800
committerMichaƫl Zasso <targos@protonmail.com>2019-10-01 14:39:11 +0200
commita04fc86723daadbb544785a5e96f0774e35ba792 (patch)
tree6c5e61f60bdb0b6863e88124d2bb783c1a35a0fd
parent64740d44b5b1414ee1ab2fa313e9fab6def3ebf4 (diff)
downloadnode-new-a04fc86723daadbb544785a5e96f0774e35ba792.tar.gz
http2: optimize the altsvc Max bytes limit, define and use constants
PR-URL: https://github.com/nodejs/node/pull/29673 Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Richard Lau <riclau@uk.ibm.com> Reviewed-By: Minwoo Jung <minwoo@nodesource.com> Reviewed-By: Yongsheng Zhang <zyszys98@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
-rw-r--r--lib/internal/http2/core.js5
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/internal/http2/core.js b/lib/internal/http2/core.js
index 01a8a823ad..6232df7f54 100644
--- a/lib/internal/http2/core.js
+++ b/lib/internal/http2/core.js
@@ -162,6 +162,7 @@ function debugSessionObj(session, message, ...args) {
const kMaxFrameSize = (2 ** 24) - 1;
const kMaxInt = (2 ** 32) - 1;
const kMaxStreams = (2 ** 31) - 1;
+const kMaxALTSVC = (2 ** 14) - 2;
// eslint-disable-next-line no-control-regex
const kQuotedString = /^[\x09\x20-\x5b\x5d-\x7e\x80-\xff]*$/;
@@ -1498,7 +1499,7 @@ class ServerHttp2Session extends Http2Session {
throw new ERR_INVALID_CHAR('alt');
// Max length permitted for ALTSVC
- if ((alt.length + (origin !== undefined ? origin.length : 0)) > 16382)
+ if ((alt.length + (origin !== undefined ? origin.length : 0)) > kMaxALTSVC)
throw new ERR_HTTP2_ALTSVC_LENGTH();
this[kHandle].altsvc(stream, origin || '', alt);
@@ -1530,7 +1531,7 @@ class ServerHttp2Session extends Http2Session {
len += origin.length;
}
- if (len > 16382)
+ if (len > kMaxALTSVC)
throw new ERR_HTTP2_ORIGIN_LENGTH();
this[kHandle].origin(arr, count);