details: https://hg.nginx.org/nginx/rev/4d5b04daeaff
branches:
changeset: 7739:4d5b04daeaff
user: Maxim Dounin <mdounin@mdounin.ru>
date: Mon Nov 09 22:40:53 2020 +0300
description:
Request body: improved logging.

Added logging before returning NGX_HTTP_INTERNAL_SERVER_ERROR if there
are busy buffers after a request body flush. This should never happen
with current code, though bugs can be introduced by 3rd party modules.
Make sure debugging will be easy enough.

diffstat:

src/http/ngx_http_request_body.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)

diffs (13 lines):

diff -r 554c6ae25ffc -r 4d5b04daeaff src/http/ngx_http_request_body.c
--- a/src/http/ngx_http_request_body.c Fri Nov 06 23:44:54 2020 +0300
+++ b/src/http/ngx_http_request_body.c Mon Nov 09 22:40:53 2020 +0300
@@ -305,6 +305,9 @@ ngx_http_do_read_client_request_body(ngx
return NGX_AGAIN;
}

+ ngx_log_error(NGX_LOG_ALERT, c->log, 0,
+ "busy buffers after request body flush");
+
return NGX_HTTP_INTERNAL_SERVER_ERROR;
}

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