forked from Mirrors/flatpak-builder
214 lines
6.9 KiB
C
214 lines
6.9 KiB
C
/*
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* Copyright © 2014 Red Hat, Inc
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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* Authors:
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* Alexander Larsson <alexl@redhat.com>
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*/
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#include "config.h"
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#include <locale.h>
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#include <stdlib.h>
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#include <string.h>
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#include <gio/gio.h>
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#include "xdg-app-dbus.h"
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#include "xdg-app-dir.h"
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static GDBusNodeInfo *introspection_data = NULL;
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static gboolean
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handle_deploy (XdgAppSystemHelper *object,
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GDBusMethodInvocation *invocation,
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const gchar *arg_repo_path,
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guint32 arg_flags,
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const gchar *arg_ref,
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const gchar *arg_origin,
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const gchar *const *arg_subpaths)
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{
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g_autoptr(XdgAppDir) system = xdg_app_dir_get_system ();
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g_autoptr(GFile) path = g_file_new_for_path (arg_repo_path);
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g_autoptr(GError) error = NULL;
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g_autoptr(GFile) deploy_dir = NULL;
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gboolean is_update;
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is_update = (arg_flags & XDG_APP_HELPER_DEPLOY_FLAGS_UPDATE) != 0;
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if ((arg_flags & ~XDG_APP_HELPER_DEPLOY_FLAGS_ALL) != 0)
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{
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g_dbus_method_invocation_return_error (invocation, G_DBUS_ERROR, G_DBUS_ERROR_FAILED,
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"Unsupported flags enabled: 0x%x", (arg_flags & ~XDG_APP_HELPER_DEPLOY_FLAGS_ALL));
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}
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if (!g_file_query_exists (path, NULL))
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{
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g_dbus_method_invocation_return_error (invocation, G_DBUS_ERROR, G_DBUS_ERROR_INVALID_ARGS, "Path does not exist");
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return TRUE;
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}
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deploy_dir = xdg_app_dir_get_if_deployed (system, arg_ref,
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NULL, NULL);
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if (deploy_dir)
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{
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g_autofree char *real_origin = NULL;
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if (!is_update)
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{
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/* Can't install already installed app */
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g_dbus_method_invocation_return_error (invocation, G_DBUS_ERROR, G_DBUS_ERROR_FAILED,
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"%s is already installed", arg_ref);
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return TRUE;
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}
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real_origin = xdg_app_dir_get_origin (system, arg_ref, NULL, NULL);
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if (real_origin == NULL || strcmp (real_origin, arg_origin) != 0)
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{
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g_dbus_method_invocation_return_error (invocation, G_DBUS_ERROR, G_DBUS_ERROR_FAILED,
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"Wrong origin %s for update", arg_origin);
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return TRUE;
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}
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}
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else if (!deploy_dir && is_update)
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{
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/* Can't update not installed app */
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g_dbus_method_invocation_return_error (invocation, G_DBUS_ERROR, G_DBUS_ERROR_FAILED,
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"%s is not installed", arg_ref);
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return TRUE;
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}
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if (!xdg_app_dir_ensure_repo (system, NULL, &error))
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{
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g_dbus_method_invocation_return_error (invocation, G_DBUS_ERROR, G_DBUS_ERROR_FAILED,
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"Can't open system repo %s", error->message);
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return TRUE;
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}
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if (!xdg_app_dir_pull_untrusted_local (system, arg_repo_path,
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arg_origin,
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arg_ref,
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(char **)arg_subpaths,
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NULL,
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NULL, &error))
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{
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g_dbus_method_invocation_return_error (invocation, G_DBUS_ERROR, G_DBUS_ERROR_FAILED,
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"Error pulling from repo: %s", error->message);
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return TRUE;
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}
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if (is_update)
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{
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/* TODO: This doesn't support a custom subpath */
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if (!xdg_app_dir_deploy_update (system, arg_ref, arg_origin,
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NULL,
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NULL, &error))
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{
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g_dbus_method_invocation_return_error (invocation, G_DBUS_ERROR, G_DBUS_ERROR_FAILED,
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"Error deploying: %s", error->message);
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return TRUE;
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}
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}
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else
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{
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if (!xdg_app_dir_deploy_install (system, arg_ref, arg_origin,
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(char **)arg_subpaths,
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NULL, &error))
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{
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g_dbus_method_invocation_return_error (invocation, G_DBUS_ERROR, G_DBUS_ERROR_FAILED,
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"Error deploying: %s", error->message);
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return TRUE;
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}
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}
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xdg_app_system_helper_complete_deploy (object, invocation);
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return TRUE;
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}
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static void
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on_bus_acquired (GDBusConnection *connection,
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const gchar *name,
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gpointer user_data)
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{
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XdgAppSystemHelper *helper;
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GError *error = NULL;
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helper = xdg_app_system_helper_skeleton_new ();
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g_signal_connect (helper, "handle-deploy", G_CALLBACK (handle_deploy), NULL);
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if (!g_dbus_interface_skeleton_export (G_DBUS_INTERFACE_SKELETON (helper),
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connection,
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"/org/freedesktop/XdgApp/SystemHelper",
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&error))
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{
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g_warning ("error: %s\n", error->message);
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g_error_free (error);
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}
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}
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static void
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on_name_acquired (GDBusConnection *connection,
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const gchar *name,
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gpointer user_data)
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{
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}
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static void
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on_name_lost (GDBusConnection *connection,
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const gchar *name,
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gpointer user_data)
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{
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exit (1);
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}
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int
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main (int argc,
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char **argv)
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{
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guint owner_id;
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GMainLoop *loop;
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GBytes *introspection_bytes;
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setlocale (LC_ALL, "");
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g_setenv ("GIO_USE_VFS", "local", TRUE);
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g_set_prgname (argv[0]);
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introspection_bytes = g_resources_lookup_data ("/org/freedesktop/XdgApp/org.freedesktop.XdgApp.xml", 0, NULL);
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g_assert (introspection_bytes != NULL);
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introspection_data = g_dbus_node_info_new_for_xml (g_bytes_get_data (introspection_bytes, NULL), NULL);
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owner_id = g_bus_own_name (G_BUS_TYPE_SYSTEM,
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"org.freedesktop.XdgApp.SystemHelper",
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G_BUS_NAME_OWNER_FLAGS_NONE,
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on_bus_acquired,
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on_name_acquired,
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on_name_lost,
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NULL,
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NULL);
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loop = g_main_loop_new (NULL, FALSE);
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g_main_loop_run (loop);
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g_bus_unown_name (owner_id);
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g_dbus_node_info_unref (introspection_data);
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return 0;
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}
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