static void
on_lvm_logical_volume_notify (GObject *object,
GParamSpec *pspec,
gpointer user_data)
{
StorageLogicalVolume *logical_volume = STORAGE_LOGICAL_VOLUME (user_data);
storage_logical_volume_update (logical_volume);
}
static void
poll_with_variant (GPid pid,
GVariant *info,
GError *error,
gpointer user_data)
{
StorageVolumeGroup *self = user_data;
GVariantIter *iter;
gboolean needs_polling;
if (pid != self->poll_pid)
{
g_object_unref (self);
return;
}
self->poll_pid = 0;
if (error)
{
g_message ("Failed to poll LVM volume group %s: %s",
storage_volume_group_get_name (self), error->message);
g_object_unref (self);
return;
}
volume_group_update_props (self, info, &needs_polling);
if (g_variant_lookup (info, "lvs", "aa{sv}", &iter))
{
GVariant *lv_info = NULL;
while (g_variant_iter_loop (iter, "@a{sv}", &lv_info))
{
const gchar *name;
StorageLogicalVolume *volume;
g_variant_lookup (lv_info, "name", "&s", &name);
update_operations (name, lv_info, &needs_polling);
volume = g_hash_table_lookup (self->logical_volumes, name);
if (volume)
storage_logical_volume_update (volume, self, lv_info, &needs_polling);
}
g_variant_iter_free (iter);
}
g_object_unref (self);
}
static void
storage_logical_volume_constructed (GObject *object)
{
StorageLogicalVolume *logical_volume = STORAGE_LOGICAL_VOLUME(object);
logical_volume->lvm_logical_volume = g_object_ref (storage_object_get_lvm_logical_volume (logical_volume->object));
g_signal_connect (logical_volume->lvm_logical_volume,
"notify",
G_CALLBACK (on_lvm_logical_volume_notify),
logical_volume);
g_dbus_proxy_set_default_timeout (G_DBUS_PROXY (logical_volume->lvm_logical_volume), G_MAXINT);
storage_logical_volume_update (logical_volume);
if (G_OBJECT_CLASS (storage_logical_volume_parent_class)->constructed != NULL)
G_OBJECT_CLASS (storage_logical_volume_parent_class)->constructed (object);
}
static void
update_with_variant (GPid pid,
GVariant *info,
GError *error,
gpointer user_data)
{
struct UpdateData *data = user_data;
StorageVolumeGroup *self = data->self;
GVariantIter *iter;
GHashTableIter volume_iter;
gpointer key, value;
GHashTable *new_lvs;
gboolean needs_polling = FALSE;
StorageDaemon *daemon;
gchar *path;
daemon = storage_daemon_get ();
if (!error)
volume_group_update_props (self, info, &needs_polling);
/* After basic props, publish group, if not already done */
if (self->need_publish)
{
self->need_publish = FALSE;
path = storage_util_build_object_path ("/org/freedesktop/UDisks2/lvm",
storage_volume_group_get_name (self), NULL);
storage_daemon_publish (daemon, path, FALSE, self);
g_free (path);
}
if (error)
{
g_message ("Failed to update LVM volume group %s: %s",
storage_volume_group_get_name (self), error->message);
g_object_unref (self);
return;
}
if (self->info && g_variant_equal (self->info, info))
{
g_debug ("%s updated without changes", self->name);
g_object_unref (self);
return;
}
if (self->info)
g_variant_unref (self->info);
self->info = g_variant_ref (info);
new_lvs = g_hash_table_new (g_str_hash, g_str_equal);
if (g_variant_lookup (info, "lvs", "aa{sv}", &iter))
{
GVariant *lv_info = NULL;
while (g_variant_iter_loop (iter, "@a{sv}", &lv_info))
{
const gchar *name;
StorageLogicalVolume *volume;
g_variant_lookup (lv_info, "name", "&s", &name);
update_operations (name, lv_info, &needs_polling);
if (lv_is_pvmove_volume (name))
needs_polling = TRUE;
if (!lv_is_visible (name))
continue;
volume = g_hash_table_lookup (self->logical_volumes, name);
if (volume == NULL)
{
volume = storage_logical_volume_new (self, name);
storage_logical_volume_update (volume, self, lv_info, &needs_polling);
g_hash_table_insert (self->logical_volumes, g_strdup (name), g_object_ref (volume));
}
else
storage_logical_volume_update (volume, self, lv_info, &needs_polling);
g_hash_table_insert (new_lvs, (gchar *)name, volume);
}
g_variant_iter_free (iter);
}
g_hash_table_iter_init (&volume_iter, self->logical_volumes);
while (g_hash_table_iter_next (&volume_iter, &key, &value))
{
const gchar *name = key;
StorageLogicalVolume *volume = value;
if (!g_hash_table_contains (new_lvs, name))
{
/* Volume unpublishes itself */
g_object_run_dispose (G_OBJECT (volume));
g_hash_table_iter_remove (&volume_iter);
}
}
lvm_volume_group_set_needs_polling (LVM_VOLUME_GROUP (self), needs_polling);
/* Update physical volumes. */
g_hash_table_remove_all (self->physical_volumes);
if (g_variant_lookup (info, "pvs", "aa{sv}", &iter))
{
const gchar *name;
GVariant *pv_info;
while (g_variant_iter_next (iter, "@a{sv}", &pv_info))
{
if (g_variant_lookup (pv_info, "device", "&s", &name))
g_hash_table_insert (self->physical_volumes, g_strdup (name), pv_info);
else
g_variant_unref (pv_info);
}
}
/* Make sure above is published before updating blocks to point at volume group */
update_all_blocks (self);
if (data->done)
data->done (self, data->done_user_data);
g_hash_table_destroy (new_lvs);
g_object_unref (self);
g_free (data);
}
