[telepathy-gabble/master] mark the proxies list has expired after 6 hours

[Guillaume Desmottes]

---
 src/bytestream-factory.c |   40 ++++++++++++++++++++++++++++++++++++++++
 1 files changed, 40 insertions(+), 0 deletions(-)

diff --git a/src/bytestream-factory.c b/src/bytestream-factory.c
index 5fa75e8..132da25 100644
--- a/src/bytestream-factory.c
+++ b/src/bytestream-factory.c
@@ -52,6 +52,10 @@ G_DEFINE_TYPE (GabbleBytestreamFactory, gabble_bytestream_factory,
 #define SOCKS5_PROXY_TIMEOUT 10
 
 #define TELEPATHY_PROXIES_SERVICE "proxies.telepathy.im"
+/* The life time (in seconds) of the proxies list discovered using
+ * TELEPATHY_PROXIES_SERVICE */
+/* 6 hours */
+#define PROXIES_LIST_TIMER 6 * 60 * 60
 
 /* properties */
 enum
@@ -173,6 +177,11 @@ struct _GabbleBytestreamFactoryPrivate
   /* Next proxy on socks5_potential_proxies that we'll query */
   GSList *next_query;
 
+  guint proxies_list_timer;
+  /* If TRUE the proxies list received from TELEPATHY_PROXIES_SERVICE has
+   * expired and so we'll request a new one next time we'll need proxies */
+  gboolean proxies_list_expired;
+
   gboolean dispose_has_run;
 };
 
@@ -401,6 +410,19 @@ query_proxies (GabbleBytestreamFactory *self,
     }
 }
 
+static gboolean
+proxies_list_timer_cb (gpointer data)
+{
+  GabbleBytestreamFactory *self = GABBLE_BYTESTREAM_FACTORY (data);
+  GabbleBytestreamFactoryPrivate *priv = GABBLE_BYTESTREAM_FACTORY_GET_PRIVATE (
+      self);
+
+  DEBUG ("proxies list expired");
+  priv->proxies_list_timer = 0;
+  priv->proxies_list_expired = TRUE;
+  return FALSE;
+}
+
 static void
 proxies_disco_cb (GabbleDisco *disco,
     GabbleDiscoRequest *request,
@@ -415,6 +437,8 @@ proxies_disco_cb (GabbleDisco *disco,
       self);
   NodeIter i;
 
+  priv->proxies_list_expired = FALSE;
+
   if (error != NULL)
     return;
 
@@ -445,6 +469,12 @@ proxies_disco_cb (GabbleDisco *disco,
   priv->next_query = priv->socks5_potential_proxies;
 
   gabble_bytestream_factory_query_socks5_proxies (self);
+
+  if (priv->proxies_list_timer != 0)
+    g_source_remove (priv->proxies_list_timer);
+
+  priv->proxies_list_timer = g_timeout_add_seconds (PROXIES_LIST_TIMER,
+      proxies_list_timer_cb, self);
 }
 
 /* Query TELEPATHY_PROXIES_SERVICE to get a list of proxies */
@@ -476,6 +506,12 @@ gabble_bytestream_factory_query_socks5_proxies (GabbleBytestreamFactory *self)
       return;
     }
 
+  if (priv->proxies_list_expired)
+    {
+      DEBUG ("Proxies list has expired; request a new one");
+      get_proxies_list (self);
+    }
+
   nb_proxies_found = g_slist_length (priv->socks5_proxies) +
     g_slist_length (priv->socks5_fallback_proxies);
 
@@ -663,6 +699,10 @@ gabble_bytestream_factory_dispose (GObject *object)
   g_slist_free (priv->socks5_potential_proxies);
   priv->socks5_potential_proxies = NULL;
 
+  if (priv->proxies_list_timer != 0)
+    g_source_remove (priv->proxies_list_timer);
+  priv->proxies_list_timer = 0;
+
   if (G_OBJECT_CLASS (gabble_bytestream_factory_parent_class)->dispose)
     G_OBJECT_CLASS (gabble_bytestream_factory_parent_class)->dispose (object);
 }
-- 
1.5.6.5