87 lines
2.1 KiB
Diff
87 lines
2.1 KiB
Diff
From b9410d967faf627d72fc5496a4c2e7aab879b7aa Mon Sep 17 00:00:00 2001
|
|
From: Giao Le <giao.le@windriver.com>
|
|
Date: Wed, 19 Oct 2016 15:06:17 -0400
|
|
Subject: [PATCH 1/1] check
|
|
|
|
---
|
|
src/request.c | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
|
|
1 file changed, 49 insertions(+)
|
|
|
|
diff --git a/src/request.c b/src/request.c
|
|
index a2de944..857076c 100644
|
|
--- a/src/request.c
|
|
+++ b/src/request.c
|
|
@@ -12,6 +12,39 @@
|
|
#include <stdio.h>
|
|
#include <ctype.h>
|
|
|
|
+#include <sys/statvfs.h>
|
|
+#include <string.h>
|
|
+#include <errno.h>
|
|
+#include <limits.h>
|
|
+
|
|
+static size_t get_tempdirs_free_space(server *srv)
|
|
+{
|
|
+ int i;
|
|
+ int valid = 0;
|
|
+ size_t total = 0;
|
|
+ array *dirs = srv->srvconf.upload_tempdirs;
|
|
+
|
|
+ for (i = 0; i < (int)dirs->used; ++i) {
|
|
+ struct statvfs stat;
|
|
+ const char *name = ((data_string *)dirs->data[i])->value->ptr;
|
|
+ int ret = statvfs(name, &stat);
|
|
+
|
|
+ if (ret >= 0) {
|
|
+ size_t df = (size_t)(stat.f_bsize * stat.f_bfree);
|
|
+ total += df;
|
|
+ valid = 1;
|
|
+ }
|
|
+ else {
|
|
+ log_error_write(srv, __FILE__, __LINE__, "ssss",
|
|
+ "dir:", name,
|
|
+ "error:", strerror(errno));
|
|
+ }
|
|
+ }
|
|
+
|
|
+ return (valid) ? total : SSIZE_MAX;
|
|
+}
|
|
+
|
|
+
|
|
static int request_check_hostname(buffer *host) {
|
|
enum { DOMAINLABEL, TOPLABEL } stage = TOPLABEL;
|
|
size_t i;
|
|
@@ -409,6 +442,7 @@ static int request_uri_is_valid_char(unsigned char c) {
|
|
return 1;
|
|
}
|
|
|
|
+
|
|
int http_request_parse(server *srv, connection *con) {
|
|
char *uri = NULL, *proto = NULL, *method = NULL, con_length_set;
|
|
int is_key = 1, key_len = 0, is_ws_after_key = 0, in_folding;
|
|
@@ -1294,6 +1328,21 @@ int http_request_parse(server *srv, connection *con) {
|
|
return 0;
|
|
|
|
}
|
|
+ /* content-length is larger than 64k */
|
|
+ if (con->request.content_length > 64*1024) {
|
|
+ size_t disk_free = get_tempdirs_free_space(srv);
|
|
+ if (con->request.content_length > disk_free) {
|
|
+ con->http_status = 413;
|
|
+ con->keep_alive = 0;
|
|
+
|
|
+ log_error_write(srv, __FILE__, __LINE__, "ssosos",
|
|
+ "not enough free space in tempdirs:",
|
|
+ "length =", (off_t) con->request.content_length,
|
|
+ "free =", (off_t) disk_free,
|
|
+ "-> 413");
|
|
+ return 0;
|
|
+ }
|
|
+ }
|
|
break;
|
|
default:
|
|
break;
|
|
--
|
|
1.8.3.1
|
|
|