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authorTimo Dritschler <timo.dritschler@kit.edu>2015-02-06 16:23:00 +0100
committerTimo Dritschler <timo.dritschler@kit.edu>2015-02-06 16:23:00 +0100
commitc0c16ba4f3c6dfb188f712b17d803afbe933df51 (patch)
treea0e44a4523ba49962e6bb15e3a084edec5320bed /src
parentba80c844dd70b8dae526453abf773a918f717b40 (diff)
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Added missing cleanup for GIOChannel GSources to client main loop
Diffstat (limited to 'src')
-rw-r--r--src/kiro-client.c54
1 files changed, 34 insertions, 20 deletions
diff --git a/src/kiro-client.c b/src/kiro-client.c
index 3cf6e62..92fd6b1 100644
--- a/src/kiro-client.c
+++ b/src/kiro-client.c
@@ -56,8 +56,8 @@ struct _KiroClientPrivate {
gboolean close_signal; // Flag used to signal event listening to stop for connection tear-down
GMainLoop *main_loop; // Main loop of the server for event polling and handling
- GIOChannel *conn_ec; // GLib IO Channel encapsulation for the connection manager event channel
- GIOChannel *rdma_ec; // GLib IO Channel encapsulation for the communication event channel
+ guint rdma_ec_id; // ID of the GSource that will be created for the rdma_ec GIOChannel
+ guint conn_ec_id; // ID of the GSource that will be created for the conn_ec GIOChannel
GThread *main_thread; // Main KIRO client thread
};
@@ -295,6 +295,28 @@ start_client_main_loop (gpointer data)
}
+gboolean
+stop_client_main_loop (KiroClientPrivate *priv)
+{
+ if (priv->close_signal) {
+ // Get the IO Channels and destroy them.
+ // This will also unref their respective GIOChannels
+ GSource *tmp = g_main_context_find_source_by_id (NULL, priv->conn_ec_id);
+ g_source_destroy (tmp);
+ priv->conn_ec_id = 0;
+
+ tmp = g_main_context_find_source_by_id (NULL, priv->rdma_ec_id);
+ g_source_destroy (tmp);
+ priv->rdma_ec_id = 0;
+
+ g_main_loop_quit (priv->main_loop);
+ g_debug ("Event handling stopped");
+ return FALSE;
+ }
+ return TRUE;
+}
+
+
int
kiro_client_connect (KiroClient *self, const char *address, const char *port)
{
@@ -379,16 +401,17 @@ kiro_client_connect (KiroClient *self, const char *address, const char *port)
priv->ec = priv->conn->channel; //For easy access
priv->main_loop = g_main_loop_new (NULL, FALSE);
- priv->conn_ec = g_io_channel_unix_new (priv->ec->fd);
- priv->rdma_ec = g_io_channel_unix_new (priv->conn->recv_cq_channel->fd);
- g_io_add_watch (priv->conn_ec, G_IO_IN | G_IO_PRI, process_cm_event, (gpointer)priv);
- g_io_add_watch (priv->rdma_ec, G_IO_IN | G_IO_PRI, process_rdma_event, (gpointer)priv);
+ g_idle_add ((GSourceFunc)stop_client_main_loop, priv);
+ GIOChannel *conn_ec = g_io_channel_unix_new (priv->ec->fd);
+ priv->conn_ec_id = g_io_add_watch (conn_ec, G_IO_IN | G_IO_PRI, process_cm_event, (gpointer)priv);
+ GIOChannel *rdma_ec = g_io_channel_unix_new (priv->conn->recv_cq_channel->fd);
+ priv->rdma_ec_id = g_io_add_watch (rdma_ec, G_IO_IN | G_IO_PRI, process_rdma_event, (gpointer)priv);
priv->main_thread = g_thread_new ("KIRO Client main loop", start_client_main_loop, priv->main_loop);
// We gave control to the main_loop (with add_watch) and don't need our ref
// any longer
- g_io_channel_unref (priv->conn_ec);
- g_io_channel_unref (priv->rdma_ec);
+ g_io_channel_unref (conn_ec);
+ g_io_channel_unref (rdma_ec);
return 0;
@@ -601,27 +624,18 @@ kiro_client_disconnect (KiroClient *self)
//Shut down event listening
priv->close_signal = TRUE;
- g_debug ("Event handling stopped");
+ while (g_main_loop_is_running (priv->main_loop)) {};
- // Stop the main loop and clear its memory
- g_main_loop_quit (priv->main_loop);
+ // Main loop stopped. Clear its memory
g_main_loop_unref (priv->main_loop);
priv->main_loop = NULL;
// Ask the main thread to join (It probably already has, but we do it
// anyways. Just in case!)
g_thread_join (priv->main_thread);
+ g_thread_unref (priv->main_thread);
priv->main_thread = NULL;
- // We don't need the connection management IO channel container any more.
- // Unref and thus free it.
- g_io_channel_unref (priv->conn_ec);
- priv->conn_ec = NULL;
-
- // The same goes for the cp channels
- g_io_channel_unref (priv->rdma_ec);
- priv->rdma_ec = NULL;
-
priv->close_signal = FALSE;
//kiro_destroy_connection does not free RDMA memory. Therefore, we need to