fu-tool: add reinstall command

Closes #1914

Signed-off-by: Filipe Laíns <lains@archlinux.org>

src/fu-tool.c

@@ -1133,6 +1133,74 @@ fu_util_update (FuUtilPrivate *priv, gchar **values, GError **error)
 	return fu_util_prompt_complete (priv->completion_flags, TRUE, error);
 }
 
+static gboolean
+fu_util_reinstall (FuUtilPrivate *priv, gchar **values, GError **error)
+{
+	g_autoptr(FwupdRelease) rel = NULL;
+	g_autoptr(GPtrArray) rels = NULL;
+	g_autoptr(FuDevice) dev = NULL;
+
+	if (g_strv_length (values) != 1) {
+		g_set_error_literal (error,
+				     FWUPD_ERROR,
+				     FWUPD_ERROR_INVALID_ARGS,
+				     "Invalid arguments");
+		return FALSE;
+	}
+
+	if (!fu_util_start_engine (priv, FU_ENGINE_LOAD_FLAG_NONE, error))
+		return FALSE;
+
+	dev = fu_engine_get_device (priv->engine, values[0], error);
+	if (dev == NULL)
+		return FALSE;
+
+	/* try to lookup/match release from client */
+	rels = fu_engine_get_releases_for_device (priv->engine, dev, error);
+	if (rels == NULL)
+		return FALSE;
+
+	for (guint j = 0; j < rels->len; j++) {
+		FwupdRelease *rel_tmp = g_ptr_array_index (rels, j);
+		if (fu_common_vercmp_full (fwupd_release_get_version (rel_tmp),
+					   fu_device_get_version (dev),
+					   fu_device_get_version_format (dev)) == 0) {
+			rel = g_object_ref (rel_tmp);
+			break;
+		}
+	}
+	if (rel == NULL) {
+		g_set_error (error,
+			     FWUPD_ERROR,
+			     FWUPD_ERROR_NOT_SUPPORTED,
+			     "Unable to locate release for %s version %s",
+			     fu_device_get_name (dev),
+			     fu_device_get_version (dev));
+		return FALSE;
+	}
+
+	/* update the console if composite devices are also updated */
+	priv->current_operation = FU_UTIL_OPERATION_INSTALL;
+	g_signal_connect (priv->engine, "device-changed",
+			G_CALLBACK (fu_util_update_device_changed_cb), priv);
+	priv->flags |= FWUPD_INSTALL_FLAG_ALLOW_REINSTALL;
+	if (!fu_util_install_release (priv, rel, error))
+		return FALSE;
+	fu_util_display_current_message (priv);
+
+	/* we don't want to ask anything */
+	if (priv->no_reboot_check) {
+		g_debug ("skipping reboot check");
+		return TRUE;
+	}
+
+	/* save the device state for other applications to see */
+	if (!fu_util_save_current_state (priv, error))
+		return FALSE;
+
+	return fu_util_prompt_complete (priv->completion_flags, TRUE, error);
+}
+
 static gboolean
 fu_util_detach (FuUtilPrivate *priv, gchar **values, GError **error)
 {
@@ -1982,6 +2050,12 @@ main (int argc, char *argv[])
 		     /* TRANSLATORS: command description */
 		     _("Install a firmware file on this hardware"),
 		     fu_util_install);
+	fu_util_cmd_array_add (cmd_array,
+		     "reinstall",
+		     "DEVICE-ID",
+		     /* TRANSLATORS: command description */
+		     _("Reinstall firmware on a device"),
+		     fu_util_reinstall);
 	fu_util_cmd_array_add (cmd_array,
 		     "attach",
 		     "DEVICE-ID",