/
nginx-1.5.11-log_escape_non_ascii.patch
115 lines (93 loc) · 3.47 KB
/
nginx-1.5.11-log_escape_non_ascii.patch
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--- nginx-1.5.11/src/http/modules/ngx_http_log_module.c 2011-11-01 21:24:50.000000000 +0800
+++ nginx-1.5.11-patched/src/http/modules/ngx_http_log_module.c 2011-11-10 16:17:29.599039534 +0800
@@ -61,6 +61,8 @@
time_t open_file_cache_valid;
ngx_uint_t open_file_cache_min_uses;
+ ngx_flag_t escape_non_ascii;
+
ngx_uint_t off; /* unsigned off:1 */
} ngx_http_log_loc_conf_t;
@@ -104,7 +106,8 @@
uintptr_t data);
static u_char *ngx_http_log_variable(ngx_http_request_t *r, u_char *buf,
ngx_http_log_op_t *op);
-static uintptr_t ngx_http_log_escape(u_char *dst, u_char *src, size_t size);
+static uintptr_t ngx_http_log_escape(ngx_http_log_loc_conf_t *lcf, u_char *dst,
+ u_char *src, size_t size);
static void *ngx_http_log_create_main_conf(ngx_conf_t *cf);
@@ -146,6 +149,13 @@
0,
NULL },
+ { ngx_string("log_escape_non_ascii"),
+ NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
+ ngx_conf_set_flag_slot,
+ NGX_HTTP_LOC_CONF_OFFSET,
+ offsetof(ngx_http_log_loc_conf_t, escape_non_ascii),
+ NULL },
+
ngx_null_command
};
@@ -637,6 +647,7 @@
ngx_http_log_variable_getlen(ngx_http_request_t *r, uintptr_t data)
{
uintptr_t len;
+ ngx_http_log_loc_conf_t *lcf;
ngx_http_variable_value_t *value;
value = ngx_http_get_indexed_variable(r, data);
@@ -645,7 +656,9 @@
return 1;
}
- len = ngx_http_log_escape(NULL, value->data, value->len);
+ lcf = ngx_http_get_module_loc_conf(r, ngx_http_log_module);
+
+ len = ngx_http_log_escape(lcf, NULL, value->data, value->len);
value->escape = len ? 1 : 0;
@@ -656,6 +669,7 @@
static u_char *
ngx_http_log_variable(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op)
{
+ ngx_http_log_loc_conf_t *lcf;
ngx_http_variable_value_t *value;
value = ngx_http_get_indexed_variable(r, op->data);
@@ -669,16 +683,18 @@
return ngx_cpymem(buf, value->data, value->len);
} else {
- return (u_char *) ngx_http_log_escape(buf, value->data, value->len);
+ lcf = ngx_http_get_module_loc_conf(r, ngx_http_log_module);
+ return (u_char *) ngx_http_log_escape(lcf, buf, value->data, value->len);
}
}
static uintptr_t
-ngx_http_log_escape(u_char *dst, u_char *src, size_t size)
+ngx_http_log_escape(ngx_http_log_loc_conf_t *lcf, u_char *dst, u_char *src,
+ size_t size)
{
- ngx_uint_t n;
- static u_char hex[] = "0123456789ABCDEF";
+ ngx_uint_t n;
+ static u_char hex[] = "0123456789ABCDEF";
static uint32_t escape[] = {
0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */
@@ -698,6 +714,12 @@
0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */
};
+ if (lcf->escape_non_ascii) {
+ ngx_memset(&escape[4], 0xff, sizeof(uint32_t) * 4);
+
+ } else {
+ ngx_memzero(&escape[4], sizeof(uint32_t) * 4);
+ }
if (dst == NULL) {
@@ -781,6 +803,7 @@
}
conf->open_file_cache = NGX_CONF_UNSET_PTR;
+ conf->escape_non_ascii = NGX_CONF_UNSET;
return conf;
}
@@ -796,6 +819,8 @@
ngx_http_log_fmt_t *fmt;
ngx_http_log_main_conf_t *lmcf;
+ ngx_conf_merge_value(conf->escape_non_ascii, prev->escape_non_ascii, 1);
+
if (conf->open_file_cache == NGX_CONF_UNSET_PTR) {
conf->open_file_cache = prev->open_file_cache;