mirror of
https://github.com/openresty/openresty
synced 2024-11-09 18:35:51 +01:00
118 lines
4.1 KiB
C
118 lines
4.1 KiB
C
diff --git a/src/http/modules/ngx_http_log_module.c b/src/http/modules/ngx_http_log_module.c
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index 917ed55f..b769dfd3 100644
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--- a/src/http/modules/ngx_http_log_module.c
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+++ b/src/http/modules/ngx_http_log_module.c
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@@ -79,6 +79,8 @@ typedef struct {
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time_t open_file_cache_valid;
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ngx_uint_t open_file_cache_min_uses;
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+ ngx_flag_t escape_non_ascii;
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+
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ngx_uint_t off; /* unsigned off:1 */
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} ngx_http_log_loc_conf_t;
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@@ -131,7 +133,8 @@ static size_t ngx_http_log_variable_getlen(ngx_http_request_t *r,
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uintptr_t data);
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static u_char *ngx_http_log_variable(ngx_http_request_t *r, u_char *buf,
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ngx_http_log_op_t *op);
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-static uintptr_t ngx_http_log_escape(u_char *dst, u_char *src, size_t size);
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+static uintptr_t ngx_http_log_escape(ngx_http_log_loc_conf_t *lcf, u_char *dst,
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+ u_char *src, size_t size);
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static size_t ngx_http_log_json_variable_getlen(ngx_http_request_t *r,
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uintptr_t data);
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static u_char *ngx_http_log_json_variable(ngx_http_request_t *r, u_char *buf,
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@@ -177,6 +180,13 @@ static ngx_command_t ngx_http_log_commands[] = {
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0,
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NULL },
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+ { ngx_string("log_escape_non_ascii"),
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+ NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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+ ngx_conf_set_flag_slot,
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+ NGX_HTTP_LOC_CONF_OFFSET,
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+ offsetof(ngx_http_log_loc_conf_t, escape_non_ascii),
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+ NULL },
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+
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ngx_null_command
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};
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@@ -935,6 +945,7 @@ static size_t
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ngx_http_log_variable_getlen(ngx_http_request_t *r, uintptr_t data)
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{
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uintptr_t len;
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+ ngx_http_log_loc_conf_t *lcf;
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ngx_http_variable_value_t *value;
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value = ngx_http_get_indexed_variable(r, data);
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@@ -943,7 +954,9 @@ ngx_http_log_variable_getlen(ngx_http_request_t *r, uintptr_t data)
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return 1;
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}
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- len = ngx_http_log_escape(NULL, value->data, value->len);
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+ lcf = ngx_http_get_module_loc_conf(r, ngx_http_log_module);
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+
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+ len = ngx_http_log_escape(lcf, NULL, value->data, value->len);
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value->escape = len ? 1 : 0;
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@@ -954,6 +967,7 @@ ngx_http_log_variable_getlen(ngx_http_request_t *r, uintptr_t data)
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static u_char *
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ngx_http_log_variable(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op)
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{
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+ ngx_http_log_loc_conf_t *lcf;
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ngx_http_variable_value_t *value;
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value = ngx_http_get_indexed_variable(r, op->data);
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@@ -967,16 +981,18 @@ ngx_http_log_variable(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op)
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return ngx_cpymem(buf, value->data, value->len);
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} else {
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- return (u_char *) ngx_http_log_escape(buf, value->data, value->len);
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+ lcf = ngx_http_get_module_loc_conf(r, ngx_http_log_module);
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+ return (u_char *) ngx_http_log_escape(lcf, buf, value->data, value->len);
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}
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}
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static uintptr_t
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-ngx_http_log_escape(u_char *dst, u_char *src, size_t size)
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+ngx_http_log_escape(ngx_http_log_loc_conf_t *lcf, u_char *dst, u_char *src,
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+ size_t size)
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{
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- ngx_uint_t n;
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- static u_char hex[] = "0123456789ABCDEF";
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+ ngx_uint_t n;
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+ static u_char hex[] = "0123456789ABCDEF";
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static uint32_t escape[] = {
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0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */
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@@ -996,6 +1012,12 @@ ngx_http_log_escape(u_char *dst, u_char *src, size_t size)
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0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */
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};
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+ if (lcf->escape_non_ascii) {
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+ ngx_memset(&escape[4], 0xff, sizeof(uint32_t) * 4);
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+
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+ } else {
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+ ngx_memzero(&escape[4], sizeof(uint32_t) * 4);
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+ }
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if (dst == NULL) {
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@@ -1120,6 +1142,7 @@ ngx_http_log_create_loc_conf(ngx_conf_t *cf)
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}
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conf->open_file_cache = NGX_CONF_UNSET_PTR;
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+ conf->escape_non_ascii = NGX_CONF_UNSET;
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return conf;
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}
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@@ -1135,6 +1158,8 @@ ngx_http_log_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
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ngx_http_log_fmt_t *fmt;
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ngx_http_log_main_conf_t *lmcf;
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+ ngx_conf_merge_value(conf->escape_non_ascii, prev->escape_non_ascii, 1);
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+
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if (conf->open_file_cache == NGX_CONF_UNSET_PTR) {
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conf->open_file_cache = prev->open_file_cache;
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