mirror of
https://git.proxmox.com/git/fwupd
synced 2025-11-07 02:12:58 +00:00
125 lines
3.1 KiB
C
125 lines
3.1 KiB
C
/*
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* Copyright (C) 2020 Richard Hughes <richard@hughsie.com>
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*
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* SPDX-License-Identifier: LGPL-2.1+
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*/
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#include "config.h"
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#include <fwupdplugin.h>
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#include <gio/gunixfdlist.h>
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#include <glib/gstdio.h>
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struct FuPluginData {
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GDBusProxy *logind_proxy;
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gint logind_fd;
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};
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void
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fu_plugin_init(FuPlugin *plugin)
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{
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fu_plugin_set_build_hash(plugin, FU_BUILD_HASH);
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fu_plugin_alloc_data(plugin, sizeof(FuPluginData));
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}
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void
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fu_plugin_destroy(FuPlugin *plugin)
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{
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FuPluginData *data = fu_plugin_get_data(plugin);
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if (data->logind_fd != 0)
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g_close(data->logind_fd, NULL);
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if (data->logind_proxy != NULL)
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g_object_unref(data->logind_proxy);
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}
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gboolean
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fu_plugin_startup(FuPlugin *plugin, GError **error)
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{
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FuPluginData *data = fu_plugin_get_data(plugin);
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g_autofree gchar *name_owner = NULL;
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data->logind_proxy = g_dbus_proxy_new_for_bus_sync(
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G_BUS_TYPE_SYSTEM,
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G_DBUS_PROXY_FLAGS_DO_NOT_CONNECT_SIGNALS | G_DBUS_PROXY_FLAGS_DO_NOT_LOAD_PROPERTIES,
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NULL,
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"org.freedesktop.login1",
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"/org/freedesktop/login1",
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"org.freedesktop.login1.Manager",
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NULL,
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error);
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if (data->logind_proxy == NULL) {
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g_prefix_error(error, "failed to connect to logind: ");
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return FALSE;
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}
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name_owner = g_dbus_proxy_get_name_owner(data->logind_proxy);
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if (name_owner == NULL) {
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g_set_error(error,
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FWUPD_ERROR,
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FWUPD_ERROR_NOT_SUPPORTED,
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"no owner for %s",
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g_dbus_proxy_get_name(data->logind_proxy));
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return FALSE;
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}
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return TRUE;
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}
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gboolean
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fu_plugin_prepare(FuPlugin *plugin, FuDevice *device, FwupdInstallFlags flags, GError **error)
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{
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FuPluginData *data = fu_plugin_get_data(plugin);
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g_autoptr(GError) error_local = NULL;
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g_autoptr(GUnixFDList) out_fd_list = NULL;
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g_autoptr(GVariant) res = NULL;
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const gchar *what = "shutdown:sleep:idle:handle-power-key:handle-suspend-key:"
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"handle-hibernate-key:handle-lid-switch";
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/* already inhibited */
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if (data->logind_fd != 0)
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return TRUE;
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/* not yet connected */
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if (data->logind_proxy == NULL) {
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g_warning("no logind connection to use");
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return TRUE;
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}
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/* block shutdown and idle */
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res = g_dbus_proxy_call_with_unix_fd_list_sync(
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data->logind_proxy,
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"Inhibit",
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g_variant_new("(ssss)", what, PACKAGE_NAME, "Firmware Update in Progress", "block"),
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G_DBUS_CALL_FLAGS_NONE,
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-1,
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NULL, /* fd_list */
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&out_fd_list,
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NULL, /* GCancellable */
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&error_local);
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if (res == NULL) {
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g_warning("failed to Inhibit using logind: %s", error_local->message);
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return TRUE;
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}
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/* keep fd as cookie */
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if (g_unix_fd_list_get_length(out_fd_list) != 1) {
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g_warning("invalid response from logind");
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return TRUE;
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}
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data->logind_fd = g_unix_fd_list_get(out_fd_list, 0, NULL);
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g_debug("opened logind fd %i", data->logind_fd);
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return TRUE;
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}
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gboolean
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fu_plugin_cleanup(FuPlugin *plugin, FuDevice *device, FwupdInstallFlags flags, GError **error)
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{
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FuPluginData *data = fu_plugin_get_data(plugin);
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if (data->logind_fd == 0)
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return TRUE;
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g_debug("closed logind fd %i", data->logind_fd);
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if (!g_close(data->logind_fd, error))
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return FALSE;
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data->logind_fd = 0;
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return TRUE;
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}
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