Mercurial > hg > nginx-quic
changeset 7627:4f18393a1d51
Disabled duplicate "Host" headers (ticket #1724).
Duplicate "Host" headers were allowed in nginx 0.7.0 (revision b9de93d804ea)
as a workaround for some broken Motorola phones which used to generate
requests with two "Host" headers[1]. It is believed that this workaround
is no longer relevant.
[1] http://mailman.nginx.org/pipermail/nginx-ru/2008-May/017845.html
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Thu, 20 Feb 2020 16:51:07 +0300 |
parents | fe5976aae0e3 |
children | 2e3bfd696ecb |
files | src/http/ngx_http_request.c |
diffstat | 1 files changed, 10 insertions(+), 2 deletions(-) [+] |
line wrap: on
line diff
--- a/src/http/ngx_http_request.c +++ b/src/http/ngx_http_request.c @@ -1755,10 +1755,18 @@ ngx_http_process_host(ngx_http_request_t ngx_int_t rc; ngx_str_t host; - if (r->headers_in.host == NULL) { - r->headers_in.host = h; + if (r->headers_in.host) { + ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, + "client sent duplicate host header: \"%V: %V\", " + "previous value: \"%V: %V\"", + &h->key, &h->value, &r->headers_in.host->key, + &r->headers_in.host->value); + ngx_http_finalize_request(r, NGX_HTTP_BAD_REQUEST); + return NGX_ERROR; } + r->headers_in.host = h; + host = h->value; rc = ngx_http_validate_host(&host, r->pool, 0);