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introduce 494 code "Request Header Too Large"

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This commit is contained in:
Igor Sysoev 2011-01-20 10:37:58 +00:00
parent 6586e82108
commit 26cf2c96ea
3 changed files with 22 additions and 3 deletions
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9
src/http/ngx_http_request.c
View File

@ -978,10 +978,13 @@ ngx_http_process_request_headers(ngx_event_t *rev)
if (rv == NGX_DECLINED) {
p = r->header_name_start;
r->lingering_close = 1;
if (p == NULL) {
ngx_log_error(NGX_LOG_INFO, c->log, 0,
"client sent too large request");
ngx_http_finalize_request(r, NGX_HTTP_BAD_REQUEST);
ngx_http_finalize_request(r,
NGX_HTTP_REQUEST_HEADER_TOO_LARGE);
return;
}
@ -995,7 +998,9 @@ ngx_http_process_request_headers(ngx_event_t *rev)
ngx_log_error(NGX_LOG_INFO, c->log, 0,
"client sent too long header line: \"%*s\"",
len, r->header_name_start);
ngx_http_finalize_request(r, NGX_HTTP_BAD_REQUEST);
ngx_http_finalize_request(r,
NGX_HTTP_REQUEST_HEADER_TOO_LARGE);
return;
}
}

4
src/http/ngx_http_request.h
View File

@ -95,7 +95,9 @@
/* The special code to close connection without any response */
#define NGX_HTTP_CLOSE 444
#define NGX_HTTP_NGINX_CODES 495
#define NGX_HTTP_NGINX_CODES 494
#define NGX_HTTP_REQUEST_HEADER_TOO_LARGE 494
#define NGX_HTTPS_CERT_ERROR 495
#define NGX_HTTPS_NO_CERT 496

12
src/http/ngx_http_special_response.c
View File

@ -201,6 +201,16 @@ static char ngx_http_error_416_page[] =
;
static char ngx_http_error_494_page[] =
"<html>" CRLF
"<head><title>400 Request Header Or Cookie Too Large</title></head>"
CRLF
"<body bgcolor=\"white\">" CRLF
"<center><h1>400 Bad Request</h1></center>" CRLF
"<center>Request Header Or Cookie Too Large</center>" CRLF
;
static char ngx_http_error_495_page[] =
"<html>" CRLF
"<head><title>400 The SSL certificate error</title></head>"
@ -315,6 +325,7 @@ static ngx_str_t ngx_http_error_pages[] = {
#define NGX_HTTP_LAST_LEVEL_400 417
#define NGX_HTTP_LEVEL_400 (NGX_HTTP_LAST_LEVEL_400 - 400)
ngx_string(ngx_http_error_494_page), /* 494, request header too large */
ngx_string(ngx_http_error_495_page), /* 495, https certificate error */
ngx_string(ngx_http_error_496_page), /* 496, https no certificate */
ngx_string(ngx_http_error_497_page), /* 497, http to https */
@ -440,6 +451,7 @@ ngx_http_special_response_handler(ngx_http_request_t *r, ngx_int_t error)
case NGX_HTTP_TO_HTTPS:
case NGX_HTTPS_CERT_ERROR:
case NGX_HTTPS_NO_CERT:
case NGX_HTTP_REQUEST_HEADER_TOO_LARGE:
r->err_status = NGX_HTTP_BAD_REQUEST;
break;
}