Import Upstream version 2.72.4
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627
gio/gnetworkmonitorportal.c
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627
gio/gnetworkmonitorportal.c
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/* GIO - GLib Input, Output and Streaming Library
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*
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* Copyright 2016 Red Hat, Inc.
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*
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* This library 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 2.1 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
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* Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include "gnetworkmonitorportal.h"
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#include "ginitable.h"
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#include "giomodule-priv.h"
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#include "xdp-dbus.h"
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#include "gportalsupport.h"
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static GInitableIface *initable_parent_iface;
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static void g_network_monitor_portal_iface_init (GNetworkMonitorInterface *iface);
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static void g_network_monitor_portal_initable_iface_init (GInitableIface *iface);
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enum
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{
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PROP_0,
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PROP_NETWORK_AVAILABLE,
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PROP_NETWORK_METERED,
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PROP_CONNECTIVITY
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};
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struct _GNetworkMonitorPortalPrivate
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{
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GDBusProxy *proxy;
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gboolean has_network;
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gboolean available;
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gboolean metered;
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GNetworkConnectivity connectivity;
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};
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G_DEFINE_TYPE_WITH_CODE (GNetworkMonitorPortal, g_network_monitor_portal, G_TYPE_NETWORK_MONITOR_BASE,
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G_ADD_PRIVATE (GNetworkMonitorPortal)
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G_IMPLEMENT_INTERFACE (G_TYPE_NETWORK_MONITOR,
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g_network_monitor_portal_iface_init)
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G_IMPLEMENT_INTERFACE (G_TYPE_INITABLE,
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g_network_monitor_portal_initable_iface_init)
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_g_io_modules_ensure_extension_points_registered ();
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g_io_extension_point_implement (G_NETWORK_MONITOR_EXTENSION_POINT_NAME,
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g_define_type_id,
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"portal",
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40))
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static void
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g_network_monitor_portal_init (GNetworkMonitorPortal *nm)
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{
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nm->priv = g_network_monitor_portal_get_instance_private (nm);
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}
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static void
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g_network_monitor_portal_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec)
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{
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GNetworkMonitorPortal *nm = G_NETWORK_MONITOR_PORTAL (object);
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switch (prop_id)
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{
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case PROP_NETWORK_AVAILABLE:
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g_value_set_boolean (value, nm->priv->available);
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break;
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case PROP_NETWORK_METERED:
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g_value_set_boolean (value, nm->priv->metered);
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break;
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case PROP_CONNECTIVITY:
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g_value_set_enum (value, nm->priv->connectivity);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static gboolean
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is_valid_connectivity (guint32 value)
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{
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GEnumValue *enum_value;
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GEnumClass *enum_klass;
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enum_klass = g_type_class_ref (G_TYPE_NETWORK_CONNECTIVITY);
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enum_value = g_enum_get_value (enum_klass, value);
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g_type_class_unref (enum_klass);
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return enum_value != NULL;
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}
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static void
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got_available (GObject *source,
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GAsyncResult *res,
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gpointer data)
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{
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GDBusProxy *proxy = G_DBUS_PROXY (source);
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GNetworkMonitorPortal *nm = G_NETWORK_MONITOR_PORTAL (data);
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GError *error = NULL;
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GVariant *ret;
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gboolean available;
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ret = g_dbus_proxy_call_finish (proxy, res, &error);
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if (ret == NULL)
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{
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if (!g_error_matches (error, G_DBUS_ERROR, G_DBUS_ERROR_UNKNOWN_METHOD))
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{
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g_warning ("%s", error->message);
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g_clear_error (&error);
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return;
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}
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g_clear_error (&error);
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/* Fall back to version 1 */
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ret = g_dbus_proxy_get_cached_property (nm->priv->proxy, "available");
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if (ret == NULL)
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{
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g_warning ("Failed to get the '%s' property", "available");
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return;
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}
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available = g_variant_get_boolean (ret);
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g_variant_unref (ret);
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}
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else
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{
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g_variant_get (ret, "(b)", &available);
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g_variant_unref (ret);
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}
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if (nm->priv->available != available)
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{
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nm->priv->available = available;
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g_object_notify (G_OBJECT (nm), "network-available");
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g_signal_emit_by_name (nm, "network-changed", available);
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}
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}
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static void
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got_metered (GObject *source,
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GAsyncResult *res,
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gpointer data)
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{
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GDBusProxy *proxy = G_DBUS_PROXY (source);
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GNetworkMonitorPortal *nm = G_NETWORK_MONITOR_PORTAL (data);
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GError *error = NULL;
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GVariant *ret;
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gboolean metered;
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ret = g_dbus_proxy_call_finish (proxy, res, &error);
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if (ret == NULL)
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{
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if (!g_error_matches (error, G_DBUS_ERROR, G_DBUS_ERROR_UNKNOWN_METHOD))
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{
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g_warning ("%s", error->message);
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g_clear_error (&error);
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return;
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}
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g_clear_error (&error);
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/* Fall back to version 1 */
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ret = g_dbus_proxy_get_cached_property (nm->priv->proxy, "metered");
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if (ret == NULL)
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{
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g_warning ("Failed to get the '%s' property", "metered");
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return;
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}
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metered = g_variant_get_boolean (ret);
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g_variant_unref (ret);
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}
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else
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{
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g_variant_get (ret, "(b)", &metered);
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g_variant_unref (ret);
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}
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if (nm->priv->metered != metered)
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{
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nm->priv->metered = metered;
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g_object_notify (G_OBJECT (nm), "network-metered");
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g_signal_emit_by_name (nm, "network-changed", nm->priv->available);
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}
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}
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static void
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got_connectivity (GObject *source,
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GAsyncResult *res,
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gpointer data)
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{
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GDBusProxy *proxy = G_DBUS_PROXY (source);
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GNetworkMonitorPortal *nm = G_NETWORK_MONITOR_PORTAL (data);
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GError *error = NULL;
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GVariant *ret;
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GNetworkConnectivity connectivity;
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ret = g_dbus_proxy_call_finish (proxy, res, &error);
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if (ret == NULL)
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{
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if (!g_error_matches (error, G_DBUS_ERROR, G_DBUS_ERROR_UNKNOWN_METHOD))
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{
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g_warning ("%s", error->message);
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g_clear_error (&error);
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return;
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}
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g_clear_error (&error);
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/* Fall back to version 1 */
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ret = g_dbus_proxy_get_cached_property (nm->priv->proxy, "connectivity");
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if (ret == NULL)
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{
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g_warning ("Failed to get the '%s' property", "connectivity");
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return;
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}
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connectivity = g_variant_get_uint32 (ret);
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g_variant_unref (ret);
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}
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else
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{
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g_variant_get (ret, "(u)", &connectivity);
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g_variant_unref (ret);
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}
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if (nm->priv->connectivity != connectivity &&
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is_valid_connectivity (connectivity))
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{
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nm->priv->connectivity = connectivity;
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g_object_notify (G_OBJECT (nm), "connectivity");
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g_signal_emit_by_name (nm, "network-changed", nm->priv->available);
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}
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}
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static void
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got_status (GObject *source,
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GAsyncResult *res,
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gpointer data)
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{
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GDBusProxy *proxy = G_DBUS_PROXY (source);
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GNetworkMonitorPortal *nm = G_NETWORK_MONITOR_PORTAL (data);
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GError *error = NULL;
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GVariant *ret;
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GVariant *status;
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gboolean available;
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gboolean metered;
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GNetworkConnectivity connectivity;
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ret = g_dbus_proxy_call_finish (proxy, res, &error);
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if (ret == NULL)
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{
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if (g_error_matches (error, G_DBUS_ERROR, G_DBUS_ERROR_UNKNOWN_METHOD))
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{
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/* Fall back to version 2 */
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g_dbus_proxy_call (proxy, "GetConnectivity", NULL, 0, -1, NULL, got_connectivity, nm);
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g_dbus_proxy_call (proxy, "GetMetered", NULL, 0, -1, NULL, got_metered, nm);
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g_dbus_proxy_call (proxy, "GetAvailable", NULL, 0, -1, NULL, got_available, nm);
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}
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else
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g_warning ("%s", error->message);
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g_clear_error (&error);
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return;
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}
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g_variant_get (ret, "(@a{sv})", &status);
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g_variant_unref (ret);
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g_variant_lookup (status, "available", "b", &available);
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g_variant_lookup (status, "metered", "b", &metered);
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g_variant_lookup (status, "connectivity", "u", &connectivity);
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g_variant_unref (status);
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g_object_freeze_notify (G_OBJECT (nm));
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if (nm->priv->available != available)
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{
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nm->priv->available = available;
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g_object_notify (G_OBJECT (nm), "network-available");
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}
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if (nm->priv->metered != metered)
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{
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nm->priv->metered = metered;
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g_object_notify (G_OBJECT (nm), "network-metered");
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}
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if (nm->priv->connectivity != connectivity &&
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is_valid_connectivity (connectivity))
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{
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nm->priv->connectivity = connectivity;
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g_object_notify (G_OBJECT (nm), "connectivity");
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}
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g_object_thaw_notify (G_OBJECT (nm));
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g_signal_emit_by_name (nm, "network-changed", available);
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}
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static void
|
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update_properties (GDBusProxy *proxy,
|
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GNetworkMonitorPortal *nm)
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{
|
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/* Try version 3 first */
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g_dbus_proxy_call (proxy, "GetStatus", NULL, 0, -1, NULL, got_status, nm);
|
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}
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static void
|
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proxy_signal (GDBusProxy *proxy,
|
||||
const char *sender,
|
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const char *signal,
|
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GVariant *parameters,
|
||||
GNetworkMonitorPortal *nm)
|
||||
{
|
||||
if (!nm->priv->has_network)
|
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return;
|
||||
|
||||
if (strcmp (signal, "changed") != 0)
|
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return;
|
||||
|
||||
/* Version 1 updates "available" with the "changed" signal */
|
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if (g_variant_is_of_type (parameters, G_VARIANT_TYPE ("(b)")))
|
||||
{
|
||||
gboolean available;
|
||||
|
||||
g_variant_get (parameters, "(b)", &available);
|
||||
if (nm->priv->available != available)
|
||||
{
|
||||
nm->priv->available = available;
|
||||
g_object_notify (G_OBJECT (nm), "available");
|
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}
|
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g_signal_emit_by_name (nm, "network-changed", available);
|
||||
}
|
||||
else
|
||||
{
|
||||
update_properties (proxy, nm);
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
proxy_properties_changed (GDBusProxy *proxy,
|
||||
GVariant *changed,
|
||||
GVariant *invalidated,
|
||||
GNetworkMonitorPortal *nm)
|
||||
{
|
||||
gboolean should_emit_changed = FALSE;
|
||||
GVariant *ret;
|
||||
|
||||
if (!nm->priv->has_network)
|
||||
return;
|
||||
|
||||
ret = g_dbus_proxy_get_cached_property (proxy, "connectivity");
|
||||
if (ret)
|
||||
{
|
||||
GNetworkConnectivity connectivity = g_variant_get_uint32 (ret);
|
||||
if (nm->priv->connectivity != connectivity &&
|
||||
is_valid_connectivity (connectivity))
|
||||
{
|
||||
nm->priv->connectivity = connectivity;
|
||||
g_object_notify (G_OBJECT (nm), "connectivity");
|
||||
should_emit_changed = TRUE;
|
||||
}
|
||||
g_variant_unref (ret);
|
||||
}
|
||||
|
||||
ret = g_dbus_proxy_get_cached_property (proxy, "metered");
|
||||
if (ret)
|
||||
{
|
||||
gboolean metered = g_variant_get_boolean (ret);
|
||||
if (nm->priv->metered != metered)
|
||||
{
|
||||
nm->priv->metered = metered;
|
||||
g_object_notify (G_OBJECT (nm), "network-metered");
|
||||
should_emit_changed = TRUE;
|
||||
}
|
||||
g_variant_unref (ret);
|
||||
}
|
||||
|
||||
ret = g_dbus_proxy_get_cached_property (proxy, "available");
|
||||
if (ret)
|
||||
{
|
||||
gboolean available = g_variant_get_boolean (ret);
|
||||
if (nm->priv->available != available)
|
||||
{
|
||||
nm->priv->available = available;
|
||||
g_object_notify (G_OBJECT (nm), "network-available");
|
||||
should_emit_changed = TRUE;
|
||||
}
|
||||
g_variant_unref (ret);
|
||||
}
|
||||
|
||||
if (should_emit_changed)
|
||||
g_signal_emit_by_name (nm, "network-changed", nm->priv->available);
|
||||
}
|
||||
|
||||
static gboolean
|
||||
g_network_monitor_portal_initable_init (GInitable *initable,
|
||||
GCancellable *cancellable,
|
||||
GError **error)
|
||||
{
|
||||
GNetworkMonitorPortal *nm = G_NETWORK_MONITOR_PORTAL (initable);
|
||||
GDBusProxy *proxy;
|
||||
gchar *name_owner = NULL;
|
||||
|
||||
nm->priv->available = FALSE;
|
||||
nm->priv->metered = FALSE;
|
||||
nm->priv->connectivity = G_NETWORK_CONNECTIVITY_LOCAL;
|
||||
|
||||
if (!glib_should_use_portal ())
|
||||
{
|
||||
g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED, "Not using portals");
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
proxy = g_dbus_proxy_new_for_bus_sync (G_BUS_TYPE_SESSION,
|
||||
G_DBUS_PROXY_FLAGS_DO_NOT_LOAD_PROPERTIES,
|
||||
NULL,
|
||||
"org.freedesktop.portal.Desktop",
|
||||
"/org/freedesktop/portal/desktop",
|
||||
"org.freedesktop.portal.NetworkMonitor",
|
||||
cancellable,
|
||||
error);
|
||||
if (!proxy)
|
||||
return FALSE;
|
||||
|
||||
name_owner = g_dbus_proxy_get_name_owner (proxy);
|
||||
|
||||
if (!name_owner)
|
||||
{
|
||||
g_object_unref (proxy);
|
||||
g_set_error (error,
|
||||
G_DBUS_ERROR,
|
||||
G_DBUS_ERROR_NAME_HAS_NO_OWNER,
|
||||
"Desktop portal not found");
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
g_free (name_owner);
|
||||
|
||||
g_signal_connect (proxy, "g-signal", G_CALLBACK (proxy_signal), nm);
|
||||
g_signal_connect (proxy, "g-properties-changed", G_CALLBACK (proxy_properties_changed), nm);
|
||||
|
||||
nm->priv->proxy = proxy;
|
||||
nm->priv->has_network = glib_network_available_in_sandbox ();
|
||||
|
||||
if (!initable_parent_iface->init (initable, cancellable, error))
|
||||
return FALSE;
|
||||
|
||||
if (nm->priv->has_network)
|
||||
update_properties (proxy, nm);
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static void
|
||||
g_network_monitor_portal_finalize (GObject *object)
|
||||
{
|
||||
GNetworkMonitorPortal *nm = G_NETWORK_MONITOR_PORTAL (object);
|
||||
|
||||
g_clear_object (&nm->priv->proxy);
|
||||
|
||||
G_OBJECT_CLASS (g_network_monitor_portal_parent_class)->finalize (object);
|
||||
}
|
||||
|
||||
static void
|
||||
g_network_monitor_portal_class_init (GNetworkMonitorPortalClass *class)
|
||||
{
|
||||
GObjectClass *gobject_class = G_OBJECT_CLASS (class);
|
||||
|
||||
gobject_class->finalize = g_network_monitor_portal_finalize;
|
||||
gobject_class->get_property = g_network_monitor_portal_get_property;
|
||||
|
||||
g_object_class_override_property (gobject_class, PROP_NETWORK_AVAILABLE, "network-available");
|
||||
g_object_class_override_property (gobject_class, PROP_NETWORK_METERED, "network-metered");
|
||||
g_object_class_override_property (gobject_class, PROP_CONNECTIVITY, "connectivity");
|
||||
}
|
||||
|
||||
static gboolean
|
||||
g_network_monitor_portal_can_reach (GNetworkMonitor *monitor,
|
||||
GSocketConnectable *connectable,
|
||||
GCancellable *cancellable,
|
||||
GError **error)
|
||||
{
|
||||
GNetworkMonitorPortal *nm = G_NETWORK_MONITOR_PORTAL (monitor);
|
||||
GVariant *ret;
|
||||
GNetworkAddress *address;
|
||||
gboolean reachable = FALSE;
|
||||
|
||||
if (!G_IS_NETWORK_ADDRESS (connectable))
|
||||
{
|
||||
g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
|
||||
"Can't handle this kind of GSocketConnectable (%s)",
|
||||
G_OBJECT_TYPE_NAME (connectable));
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
address = G_NETWORK_ADDRESS (connectable);
|
||||
|
||||
ret = g_dbus_proxy_call_sync (nm->priv->proxy,
|
||||
"CanReach",
|
||||
g_variant_new ("(su)",
|
||||
g_network_address_get_hostname (address),
|
||||
g_network_address_get_port (address)),
|
||||
G_DBUS_CALL_FLAGS_NONE,
|
||||
-1,
|
||||
cancellable,
|
||||
error);
|
||||
|
||||
if (ret)
|
||||
{
|
||||
g_variant_get (ret, "(b)", &reachable);
|
||||
g_variant_unref (ret);
|
||||
}
|
||||
|
||||
return reachable;
|
||||
}
|
||||
|
||||
static void
|
||||
can_reach_done (GObject *source,
|
||||
GAsyncResult *result,
|
||||
gpointer data)
|
||||
{
|
||||
GTask *task = data;
|
||||
GNetworkMonitorPortal *nm = G_NETWORK_MONITOR_PORTAL (g_task_get_source_object (task));
|
||||
GError *error = NULL;
|
||||
GVariant *ret;
|
||||
gboolean reachable;
|
||||
|
||||
ret = g_dbus_proxy_call_finish (nm->priv->proxy, result, &error);
|
||||
if (ret == NULL)
|
||||
{
|
||||
g_task_return_error (task, error);
|
||||
g_object_unref (task);
|
||||
return;
|
||||
}
|
||||
|
||||
g_variant_get (ret, "(b)", &reachable);
|
||||
g_variant_unref (ret);
|
||||
|
||||
if (reachable)
|
||||
g_task_return_boolean (task, TRUE);
|
||||
else
|
||||
g_task_return_new_error (task,
|
||||
G_IO_ERROR, G_IO_ERROR_HOST_UNREACHABLE,
|
||||
"Can't reach host");
|
||||
|
||||
g_object_unref (task);
|
||||
}
|
||||
|
||||
static void
|
||||
g_network_monitor_portal_can_reach_async (GNetworkMonitor *monitor,
|
||||
GSocketConnectable *connectable,
|
||||
GCancellable *cancellable,
|
||||
GAsyncReadyCallback callback,
|
||||
gpointer data)
|
||||
{
|
||||
GNetworkMonitorPortal *nm = G_NETWORK_MONITOR_PORTAL (monitor);
|
||||
GTask *task;
|
||||
GNetworkAddress *address;
|
||||
|
||||
task = g_task_new (monitor, cancellable, callback, data);
|
||||
|
||||
if (!G_IS_NETWORK_ADDRESS (connectable))
|
||||
{
|
||||
g_task_return_new_error (task, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
|
||||
"Can't handle this kind of GSocketConnectable (%s)",
|
||||
G_OBJECT_TYPE_NAME (connectable));
|
||||
g_object_unref (task);
|
||||
return;
|
||||
}
|
||||
|
||||
address = G_NETWORK_ADDRESS (connectable);
|
||||
|
||||
g_dbus_proxy_call (nm->priv->proxy,
|
||||
"CanReach",
|
||||
g_variant_new ("(su)",
|
||||
g_network_address_get_hostname (address),
|
||||
g_network_address_get_port (address)),
|
||||
G_DBUS_CALL_FLAGS_NONE,
|
||||
-1,
|
||||
cancellable,
|
||||
can_reach_done,
|
||||
task);
|
||||
}
|
||||
|
||||
static gboolean
|
||||
g_network_monitor_portal_can_reach_finish (GNetworkMonitor *monitor,
|
||||
GAsyncResult *result,
|
||||
GError **error)
|
||||
{
|
||||
return g_task_propagate_boolean (G_TASK (result), error);
|
||||
}
|
||||
|
||||
static void
|
||||
g_network_monitor_portal_iface_init (GNetworkMonitorInterface *monitor_iface)
|
||||
{
|
||||
monitor_iface->can_reach = g_network_monitor_portal_can_reach;
|
||||
monitor_iface->can_reach_async = g_network_monitor_portal_can_reach_async;
|
||||
monitor_iface->can_reach_finish = g_network_monitor_portal_can_reach_finish;
|
||||
}
|
||||
|
||||
static void
|
||||
g_network_monitor_portal_initable_iface_init (GInitableIface *iface)
|
||||
{
|
||||
initable_parent_iface = g_type_interface_peek_parent (iface);
|
||||
|
||||
iface->init = g_network_monitor_portal_initable_init;
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue