[daemon-dev][daemon-fix] starting services by direct message (autostart) and some...

[platform/upstream/dbus.git] / bus / services.c

diff --git a/bus/services.c b/bus/services.c
index 322ffcf..a1563ba 100644 (file)
--- a/bus/services.c
+++ b/bus/services.c
@@ -177,6 +177,28 @@ _bus_service_find_owner_link (BusService *service,
   return link;
 }
 
+static DBusConnection *
+_bus_service_find_owner_connection (BusService *service,
+                                   const char* unique_name)
+{
+  DBusList *link;
+
+  link = _dbus_list_get_first_link (&service->owners);
+
+  while (link != NULL)
+    {
+      BusOwner *bus_owner;
+
+      bus_owner = (BusOwner *) link->data;
+      if(!strcmp(bus_connection_get_name(bus_owner->conn), unique_name))
+          return bus_owner->conn;
+
+      link = _dbus_list_get_next_link (&service->owners, link);
+    }
+
+  return NULL;
+}
+
 static void
 bus_owner_set_flags (BusOwner *owner,
                      dbus_uint32_t flags)
@@ -315,7 +337,7 @@ bus_registry_ensure (BusRegistry               *registry,
       BUS_SET_OOM (error);
       return NULL;
     }
-  
+
   return service;
 }
 
@@ -669,7 +691,7 @@ bus_registry_acquire_kdbus_service (BusRegistry      *registry,
        if (service == NULL)
        {
                service = bus_registry_ensure (registry, service_name, connection, flags,
-                                                                        transaction, error);  //todo need correction because it will send NameOwnerChangedSignal
+                                                                        transaction, error);  //adds daemon to service owners list - must be removed after right owner is set
                if (service == NULL)
                  goto out;
 
@@ -678,13 +700,13 @@ bus_registry_acquire_kdbus_service (BusRegistry      *registry,
                        dbus_set_error (error, DBUS_ERROR_ACCESS_DENIED,
                                                  "Connection is not allowed to own the service \"%s\" due to security policies in the configuration file",
                                                  _dbus_string_get_const_data (service_name));
-                       goto out;
+                       goto failed;
                }
        }
 
        sender_id = sender_name_to_id(dbus_message_get_sender(message), error);
        if(dbus_error_is_set(error))
-               return FALSE;
+               goto failed;
 
        *result = kdbus_request_name(connection, service_name, flags, sender_id);
        if(*result == -EPERM)
@@ -692,12 +714,36 @@ bus_registry_acquire_kdbus_service (BusRegistry      *registry,
                dbus_set_error (error, DBUS_ERROR_ACCESS_DENIED,
                                          "Connection is not allowed to own the service \"%s\" due to security policies in the configuration file",
                                          _dbus_string_get_const_data (service_name));
-               goto out;
+               goto failed;
        }
        else if(*result < 0)
        {
                dbus_set_error (error, DBUS_ERROR_FAILED , "Name \"%s\" could not be acquired", name);
-               goto out;
+               goto failed;
+       }
+
+       if((*result == DBUS_REQUEST_NAME_REPLY_IN_QUEUE) || (*result == DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER))
+       {
+           DBusConnection* phantom;
+
+           phantom = create_phantom_connection(connection, dbus_message_get_sender(message), error);
+           if(phantom == NULL)
+               goto failed2;
+           if (!bus_service_add_owner (service, phantom, flags, transaction, error))
+           {
+               dbus_connection_unref_phantom(phantom);
+               goto failed2;
+           }
+           if(*result == DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER)
+           {
+            /* Here we are removing DBus daemon as an owner of the service,
+             * which is set by bus_registry_ensure.
+             * If bus_service_remove_owner fail, we ignore it, because it has
+             * almost none impact on the usage
+             */
+               if(_bus_service_find_owner_link (service, connection))
+                bus_service_remove_owner (service, connection, transaction, NULL);
+           }
        }
 
   activation = bus_context_get_activation (registry->context);
@@ -705,9 +751,16 @@ bus_registry_acquire_kdbus_service (BusRegistry      *registry,
                                                                 service,
                                                                 transaction,
                                                                 error);
-  
  out:
-  return retval;
+     return retval;
+  
+failed2:
+    kdbus_release_name(connection, service_name, sender_id);
+failed:
+    if(_bus_service_find_owner_link (service, connection))
+        bus_service_remove_owner (service, connection, transaction, NULL);
+
+  return FALSE;
 }
 
 dbus_bool_t
@@ -761,15 +814,38 @@ bus_registry_release_service (BusRegistry      *registry,
       goto out;
     }
 
-  if(bus_context_is_kdbus(bus_transaction_get_context (transaction)))  //todo kdbus incl
+  if(bus_context_is_kdbus(bus_transaction_get_context (transaction)))
   {
        __u64 sender_id;
 
-       sender_id = sender_name_to_id(dbus_message_get_sender((DBusMessage*)registry), error);
+       sender_id = sender_name_to_id((const char*)registry, error);
        if(dbus_error_is_set(error))
                return FALSE;
 
        *result = kdbus_release_name(connection, service_name, sender_id);
+
+       if(*result == DBUS_RELEASE_NAME_REPLY_RELEASED)
+       {
+           const char* name;
+
+           name = (const char*)registry;  //get name passed in registry pointer
+           registry = bus_connection_get_registry (connection);  //than take original registry address
+
+           service = bus_registry_lookup (registry, service_name);
+           if(service)
+           {
+               DBusConnection* phantom;
+
+               phantom = _bus_service_find_owner_connection(service, name);
+               if(phantom)
+               {
+                   bus_service_remove_owner (service, phantom, transaction, NULL);
+                dbus_connection_unref_phantom(phantom);
+               }
+               else
+                   _dbus_verbose ("Didn't find phantom connection for released name!\n");
+           }
+       }
   }
   else
   {
@@ -928,7 +1004,7 @@ add_cancel_ownership_to_transaction (BusTransaction *transaction,
   bus_service_ref (d->service);
   bus_owner_ref (owner);
   dbus_connection_ref (d->owner->conn);
- 
+
   return TRUE;
 }