merge r3039, r3145:

access_log fixes:

*) strict testing "access_log off"
*) allow to log invalid $request in access_log always,
   before it was logged only if error_log was set to info or debug level

1 files changed, 39 insertions, 2 deletions

diff --git a/src/http/ngx_http_variables.c b/src/http/ngx_http_variables.c
index d41b996c6..b25e64889 100644
--- a/src/http/ngx_http_variables.c
+++ b/src/http/ngx_http_variables.c
@@ -25,6 +25,8 @@ static ngx_int_t ngx_http_variable_unknown_header_in(ngx_http_request_t *r,
     ngx_http_variable_value_t *v, uintptr_t data);
 static ngx_int_t ngx_http_variable_unknown_header_out(ngx_http_request_t *r,
     ngx_http_variable_value_t *v, uintptr_t data);
+static ngx_int_t ngx_http_variable_request_line(ngx_http_request_t *r,
+    ngx_http_variable_value_t *v, uintptr_t data);
 static ngx_int_t ngx_http_variable_cookie(ngx_http_request_t *r,
     ngx_http_variable_value_t *v, uintptr_t data);
 static ngx_int_t ngx_http_variable_argument(ngx_http_request_t *r,
@@ -164,8 +166,7 @@ static ngx_http_variable_t  ngx_http_core_variables[] = {
       offsetof(ngx_http_request_t, uri),
       NGX_HTTP_VAR_NOCACHEABLE, 0 },
 
-    { ngx_string("request"), NULL, ngx_http_variable_request,
-      offsetof(ngx_http_request_t, request_line), 0, 0 },
+    { ngx_string("request"), NULL, ngx_http_variable_request_line, 0, 0, 0 },
 
     { ngx_string("document_root"), NULL,
       ngx_http_variable_document_root, 0, NGX_HTTP_VAR_NOCACHEABLE, 0 },
@@ -751,6 +752,42 @@ ngx_http_variable_unknown_header(ngx_http_variable_value_t *v, ngx_str_t *var,
 
 
 static ngx_int_t
+ngx_http_variable_request_line(ngx_http_request_t *r,
+    ngx_http_variable_value_t *v, uintptr_t data)
+{
+    u_char  *p, *s;
+
+    s = r->request_line.data;
+
+    if (s == NULL) {
+        s = r->request_start;
+
+        if (s == NULL) {
+            v->not_found = 1;
+            return NGX_OK;
+        }
+
+        for (p = s; p < r->header_in->last; p++) {
+            if (*p == CR || *p == LF) {
+                break;
+            }
+        }
+
+        r->request_line.len = p - s;
+        r->request_line.data = s;
+    }
+
+    v->len = r->request_line.len;
+    v->valid = 1;
+    v->no_cacheable = 0;
+    v->not_found = 0;
+    v->data = s;
+
+    return NGX_OK;
+}
+
+
+static ngx_int_t
 ngx_http_variable_cookie(ngx_http_request_t *r, ngx_http_variable_value_t *v,
     uintptr_t data)
 {