[GNUnet-SVN] [libmicrohttpd] GNU libmicrohttpd branch master updated. dc9b5154aeff904ec8801d4144e3c0a996e15be5

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- Log -----------------------------------------------------------------
commit dc9b5154aeff904ec8801d4144e3c0a996e15be5
Author: Christian Grothoff <address@hidden>
Date:   Mon Oct 17 14:38:38 2016 +0200

    add test logic to check that callbacks are invoked properly (and from the 
right thread), fix when callbacks are invoked where issues exist

-----------------------------------------------------------------------

Summary of changes:
 src/microhttpd/daemon.c              | 92 ++++++++++++++++++++----------------
 src/microhttpd/test_upgrade.c        |  8 ++++
 src/microhttpd/test_upgrade_common.c | 84 ++++++++++++++++++++++++++++++++
 src/microhttpd/test_upgrade_ssl.c    |  3 ++
 4 files changed, 147 insertions(+), 40 deletions(-)

diff --git a/src/microhttpd/daemon.c b/src/microhttpd/daemon.c
index 556cffa..b76d74e 100644
--- a/src/microhttpd/daemon.c
+++ b/src/microhttpd/daemon.c
@@ -3672,6 +3672,39 @@ MHD_run (struct MHD_Daemon *daemon)
 
 
 /**
+ * Close the given connection, remove it from all of its
+ * DLLs and move it into the cleanup queue.
+ *
+ * @param pos connection to move to cleanup
+ */
+static void
+close_connection (struct MHD_Connection *pos)
+{
+  struct MHD_Daemon *daemon = pos->daemon;
+
+  MHD_connection_close_ (pos,
+                         MHD_REQUEST_TERMINATED_DAEMON_SHUTDOWN);
+  if (0 != (daemon->options & MHD_USE_THREAD_PER_CONNECTION))
+    return; /* must let thread to the rest */
+  if (pos->connection_timeout == pos->daemon->connection_timeout)
+    XDLL_remove (daemon->normal_timeout_head,
+                daemon->normal_timeout_tail,
+                pos);
+  else
+    XDLL_remove (daemon->manual_timeout_head,
+                daemon->manual_timeout_tail,
+                pos);
+  DLL_remove (daemon->connections_head,
+             daemon->connections_tail,
+             pos);
+  pos->event_loop_info = MHD_EVENT_LOOP_INFO_CLEANUP;
+  DLL_insert (daemon->cleanup_head,
+             daemon->cleanup_tail,
+             pos);
+}
+
+
+/**
  * Thread that runs the select loop until the daemon
  * is explicitly shut down.
  *
@@ -3682,6 +3715,7 @@ static MHD_THRD_RTRN_TYPE_ MHD_THRD_CALL_SPEC_
 MHD_select_thread (void *cls)
 {
   struct MHD_Daemon *daemon = cls;
+  struct MHD_Connection *pos;
 
   while (MHD_YES != daemon->shutdown)
     {
@@ -3695,6 +3729,17 @@ MHD_select_thread (void *cls)
        MHD_select (daemon, MHD_YES);
       MHD_cleanup_connections (daemon);
     }
+
+  /* give resumed formerly suspended connections a chance to
+     be included in the cleanup */
+  resume_suspended_connections (daemon);
+  /* run clean up in this thread as well */
+  if (0 == (daemon->options & MHD_USE_THREAD_PER_CONNECTION))
+    {
+      /* We did everything in this thread, so also the clean up */
+      while (NULL != (pos = daemon->connections_head))
+        close_connection (pos);
+    }
   return (MHD_THRD_RTRN_TYPE_)0;
 }
 
@@ -5040,11 +5085,11 @@ MHD_start_daemon_va (unsigned int flags,
             }
 
           /* Spawn the worker thread */
-          if (! MHD_create_named_thread_(&d->pid,
-                                         "MHD-worker",
-                                         daemon->thread_stack_size,
-                                         &MHD_select_thread,
-                                         d))
+          if (! MHD_create_named_thread_ (&d->pid,
+                                          "MHD-worker",
+                                          daemon->thread_stack_size,
+                                          &MHD_select_thread,
+                                          d))
             {
 #ifdef HAVE_MESSAGES
               MHD_DLOG (daemon,
@@ -5128,39 +5173,6 @@ thread_failed:
 
 
 /**
- * Close the given connection, remove it from all of its
- * DLLs and move it into the cleanup queue.
- *
- * @param pos connection to move to cleanup
- */
-static void
-close_connection (struct MHD_Connection *pos)
-{
-  struct MHD_Daemon *daemon = pos->daemon;
-
-  MHD_connection_close_ (pos,
-                         MHD_REQUEST_TERMINATED_DAEMON_SHUTDOWN);
-  if (0 != (daemon->options & MHD_USE_THREAD_PER_CONNECTION))
-    return; /* must let thread to the rest */
-  if (pos->connection_timeout == pos->daemon->connection_timeout)
-    XDLL_remove (daemon->normal_timeout_head,
-                daemon->normal_timeout_tail,
-                pos);
-  else
-    XDLL_remove (daemon->manual_timeout_head,
-                daemon->manual_timeout_tail,
-                pos);
-  DLL_remove (daemon->connections_head,
-             daemon->connections_tail,
-             pos);
-  pos->event_loop_info = MHD_EVENT_LOOP_INFO_CLEANUP;
-  DLL_insert (daemon->cleanup_head,
-             daemon->cleanup_tail,
-             pos);
-}
-
-
-/**
  * Close all connections for the daemon; must only be called after
  * all of the threads have been joined and there is no more concurrent
  * activity on the connection lists.
@@ -5347,7 +5359,7 @@ MHD_stop_daemon (struct MHD_Daemon *daemon)
              if (! MHD_itc_activate_ (daemon->worker_pool[i].itc, "e"))
                MHD_PANIC (_("Failed to signal shutdown via inter-thread 
communication channel."));
            }
-         if (!MHD_join_thread_ (daemon->worker_pool[i].pid))
+         if (! MHD_join_thread_ (daemon->worker_pool[i].pid))
             MHD_PANIC (_("Failed to join a thread\n"));
          close_all_connections (&daemon->worker_pool[i]);
          MHD_mutex_destroy_chk_ 
(&daemon->worker_pool[i].cleanup_connection_mutex);
@@ -5377,7 +5389,7 @@ MHD_stop_daemon (struct MHD_Daemon *daemon)
            ( (0 != (daemon->options & MHD_USE_SELECT_INTERNALLY)) &&
              (0 == daemon->worker_pool_size) ) )
        {
-         if (!MHD_join_thread_ (daemon->pid))
+         if (! MHD_join_thread_ (daemon->pid))
            {
              MHD_PANIC (_("Failed to join a thread\n"));
            }
diff --git a/src/microhttpd/test_upgrade.c b/src/microhttpd/test_upgrade.c
index 61c1b3c..3d47f81 100644
--- a/src/microhttpd/test_upgrade.c
+++ b/src/microhttpd/test_upgrade.c
@@ -63,6 +63,9 @@ test_upgrade (int flags,
                         1080,
                         NULL, NULL,
                         &ahc_upgrade, NULL,
+                        MHD_OPTION_URI_LOG_CALLBACK, &log_cb, NULL,
+                        MHD_OPTION_NOTIFY_COMPLETED, &notify_completed_cb, 
NULL,
+                        MHD_OPTION_NOTIFY_CONNECTION, &notify_connection_cb, 
NULL,
                         MHD_OPTION_THREAD_POOL_SIZE, pool,
                         MHD_OPTION_END);
   if (NULL == d)
@@ -101,6 +104,8 @@ main (int argc,
   int error_count = 0;
 
   /* try external select */
+#if 0
+
   error_count += test_upgrade (0,
                                0);
 #ifdef EPOLL_SUPPORT
@@ -117,6 +122,9 @@ main (int argc,
   /* Test different event loops, with and without thread pool */
   error_count += test_upgrade (MHD_USE_SELECT_INTERNALLY,
                                0);
+
+#endif
+
   error_count += test_upgrade (MHD_USE_SELECT_INTERNALLY,
                                2);
 #ifdef HAVE_POLL
diff --git a/src/microhttpd/test_upgrade_common.c 
b/src/microhttpd/test_upgrade_common.c
index 429b4d8..f97e5e7 100644
--- a/src/microhttpd/test_upgrade_common.c
+++ b/src/microhttpd/test_upgrade_common.c
@@ -46,6 +46,88 @@ static pthread_t pt_client;
 static int done;
 
 
+static void
+notify_completed_cb (void *cls,
+                     struct MHD_Connection *connection,
+                     void **con_cls,
+                     enum MHD_RequestTerminationCode toe)
+{
+  if ( (toe != MHD_REQUEST_TERMINATED_COMPLETED_OK) &&
+       (toe != MHD_REQUEST_TERMINATED_CLIENT_ABORT) &&
+       (toe != MHD_REQUEST_TERMINATED_DAEMON_SHUTDOWN) )
+    abort ();
+  if (((long) *con_cls) != (long) pthread_self ())
+    abort ();
+  *con_cls = NULL;
+}
+
+
+/**
+ * Logging callback.
+ *
+ * @param cls logging closure (NULL)
+ * @param uri access URI
+ * @param connection connection handle
+ * @return #TEST_PTR
+ */
+static void *
+log_cb (void *cls,
+        const char *uri,
+        struct MHD_Connection *connection)
+{
+  if (0 != strcmp (uri,
+                   "/"))
+    abort ();
+  return (void *) (long) pthread_self ();
+}
+
+
+/**
+ * Function to check that MHD properly notifies about starting
+ * and stopping.
+ *
+ * @param cls client-defined closure
+ * @param connection connection handle
+ * @param socket_context socket-specific pointer where the
+ *                       client can associate some state specific
+ *                       to the TCP connection; note that this is
+ *                       different from the "con_cls" which is per
+ *                       HTTP request.  The client can initialize
+ *                       during #MHD_CONNECTION_NOTIFY_STARTED and
+ *                       cleanup during #MHD_CONNECTION_NOTIFY_CLOSED
+ *                       and access in the meantime using
+ *                       #MHD_CONNECTION_INFO_SOCKET_CONTEXT.
+ * @param toe reason for connection notification
+ * @see #MHD_OPTION_NOTIFY_CONNECTION
+ * @ingroup request
+ */
+static void
+notify_connection_cb (void *cls,
+                      struct MHD_Connection *connection,
+                      void **socket_context,
+                      enum MHD_ConnectionNotificationCode toe)
+{
+  static int started;
+
+  switch (toe)
+  {
+  case MHD_CONNECTION_NOTIFY_STARTED:
+    if (MHD_NO != started)
+      abort ();
+    started = MHD_YES;
+    *socket_context = &started;
+    break;
+  case MHD_CONNECTION_NOTIFY_CLOSED:
+    if (MHD_YES != started)
+      abort ();
+    if (&started != *socket_context)
+      abort ();
+    *socket_context = NULL;
+    started = MHD_NO;
+    break;
+  }
+}
+
 
 /**
  * Change socket to non-blocking.
@@ -354,6 +436,8 @@ ahc_upgrade (void *cls,
   struct MHD_Response *resp;
   int ret;
 
+  if (((long) *con_cls) != (long) pthread_self ())
+    abort ();
   resp = MHD_create_response_for_upgrade (&upgrade_cb,
                                           NULL);
   MHD_add_response_header (resp,
diff --git a/src/microhttpd/test_upgrade_ssl.c 
b/src/microhttpd/test_upgrade_ssl.c
index 22fd442..145c733 100644
--- a/src/microhttpd/test_upgrade_ssl.c
+++ b/src/microhttpd/test_upgrade_ssl.c
@@ -117,6 +117,9 @@ test_upgrade (int flags,
                         1080,
                         NULL, NULL,
                         &ahc_upgrade, NULL,
+                        MHD_OPTION_URI_LOG_CALLBACK, &log_cb, NULL,
+                        MHD_OPTION_NOTIFY_COMPLETED, &notify_completed_cb, 
NULL,
+                        MHD_OPTION_NOTIFY_CONNECTION, &notify_connection_cb, 
NULL,
                         MHD_OPTION_HTTPS_MEM_KEY, srv_signed_key_pem,
                         MHD_OPTION_HTTPS_MEM_CERT, srv_signed_cert_pem,
                         MHD_OPTION_THREAD_POOL_SIZE, pool,


hooks/post-receive
-- 
GNU libmicrohttpd