details: https://hg.nginx.org/nginx/rev/251daa98cc87
branches:
changeset: 8100:251daa98cc87
user: Maxim Dounin <mdou...@mdounin.ru>
date: Tue Nov 08 12:48:19 2022 +0300
description:
Added logging to PROXY protocol write buffer check.
The check is not expected to fail unless there is a bug in the calling
code. But given the check is here, it should log an alert if it fails
instead of silently closing the connection.
diffstat:
src/core/ngx_proxy_protocol.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diffs (12 lines):
diff -r 17d6a537fb1b -r 251daa98cc87 src/core/ngx_proxy_protocol.c
--- a/src/core/ngx_proxy_protocol.c Wed Nov 02 13:46:16 2022 +0400
+++ b/src/core/ngx_proxy_protocol.c Tue Nov 08 12:48:19 2022 +0300
@@ -282,6 +282,8 @@ ngx_proxy_protocol_write(ngx_connection_
ngx_uint_t port, lport;
if (last - buf < NGX_PROXY_PROTOCOL_V1_MAX_HEADER) {
+ ngx_log_error(NGX_LOG_ALERT, c->log, 0,
+ "too small buffer for PROXY protocol");
return NULL;
}
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