Add new LogFormat directive, %D, to log time it takes to serve a request

in microseconds.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@88046 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 9 insertions, 0 deletions

diff --git a/modules/loggers/mod_log_config.c b/modules/loggers/mod_log_config.c
index 16c9f526cc..6b103aae7a 100644
--- a/modules/loggers/mod_log_config.c
+++ b/modules/loggers/mod_log_config.c
@@ -145,6 +145,7 @@
  * %...{format}t:  The time, in the form given by format, which should
  *                 be in strftime(3) format.
  * %...T:  the time taken to serve the request, in seconds.
+ * %...D:  the time taken to serve the request, in micro seconds.
  * %...u:  remote user (from auth; may be bogus if return status (%s) is 401)
  * %...U:  the URL path requested.
  * %...v:  the configured name of the server (i.e. which virtual host?)
@@ -490,6 +491,11 @@ static const char *log_request_duration(request_rec *r, char *a)
                                              / APR_USEC_PER_SEC);
 }
 
+static const char *log_request_duration_microseconds(request_rec *r, char *a)
+{
+    return apr_psprintf(r->pool, "%ld", (apr_time_now() - r->request_time));
+}
+
 /* These next two routines use the canonical name:port so that log
  * parsers don't need to duplicate all the vhost parsing crud.
  */
@@ -618,6 +624,9 @@ static struct log_item_list {
         'C', log_cookie, 0
     },
     {
+        'D', log_request_duration_microseconds, 1
+    },
+    {
         '\0'
     }
 };