From 35e2d1d298607c3fdb2cbbfb1cf878dc9cbbf546 Mon Sep 17 00:00:00 2001
From: Ray Strode <rstrode@redhat.com>
Date: Mon, 20 Aug 2018 14:30:59 -0400
Subject: [PATCH 3/5] daemon: save os-release in accountsservice
It can be useful to know what OS a user was running
when they logged in (to detect upgrades).
This commit saves that information in accountsservice.
---
.../com.redhat.AccountsServiceUser.System.xml | 10 ++
daemon/gdm-session-settings.c | 98 +++++++++++++++++++
daemon/meson.build | 8 ++
3 files changed, 116 insertions(+)
create mode 100644 daemon/com.redhat.AccountsServiceUser.System.xml
diff --git a/daemon/com.redhat.AccountsServiceUser.System.xml b/daemon/com.redhat.AccountsServiceUser.System.xml
new file mode 100644
index 000000000..67f5f302c
--- /dev/null
+++ b/daemon/com.redhat.AccountsServiceUser.System.xml
@@ -0,0 +1,10 @@
+<node>
+ <interface name="com.redhat.AccountsServiceUser.System">
+
+ <annotation name="org.freedesktop.Accounts.VendorExtension" value="true"/>
+
+ <property name="id" type="s" access="readwrite"/>
+ <property name="version-id" type="s" access="readwrite"/>
+
+ </interface>
+</node>
diff --git a/daemon/gdm-session-settings.c b/daemon/gdm-session-settings.c
index 5b64cb65b..5bcfdc14f 100644
--- a/daemon/gdm-session-settings.c
+++ b/daemon/gdm-session-settings.c
@@ -1,70 +1,77 @@
/* gdm-session-settings.c - Loads session and language from ~/.dmrc
*
* Copyright (C) 2008 Red Hat, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*
* Written by: Ray Strode <rstrode@redhat.com>
*/
#include "config.h"
#include "gdm-session-settings.h"
+#include "gdm-common.h"
+
+#include "com.redhat.AccountsServiceUser.System.h"
#include <errno.h>
#include <pwd.h>
#include <string.h>
#include <sys/types.h>
#include <unistd.h>
#include <glib.h>
#include <glib-object.h>
#include <glib/gi18n.h>
#include <act/act-user-manager.h>
struct _GdmSessionSettingsPrivate
{
ActUserManager *user_manager;
ActUser *user;
+
+ /* used for retrieving the last OS user logged in with */
+ GdmAccountsServiceUserSystem *user_system_proxy;
+
char *session_name;
char *session_type;
char *language_name;
};
static void gdm_session_settings_finalize (GObject *object);
static void gdm_session_settings_class_install_properties (GdmSessionSettingsClass *
settings_class);
static void gdm_session_settings_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec);
static void gdm_session_settings_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec);
enum {
PROP_0 = 0,
PROP_SESSION_NAME,
PROP_SESSION_TYPE,
PROP_LANGUAGE_NAME,
PROP_IS_LOADED
};
G_DEFINE_TYPE_WITH_PRIVATE (GdmSessionSettings,
gdm_session_settings,
G_TYPE_OBJECT)
@@ -107,60 +114,62 @@ gdm_session_settings_class_install_properties (GdmSessionSettingsClass *settings
g_object_class_install_property (object_class, PROP_LANGUAGE_NAME, param_spec);
param_spec = g_param_spec_boolean ("is-loaded", NULL, NULL,
FALSE, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
g_object_class_install_property (object_class, PROP_IS_LOADED, param_spec);
}
static void
gdm_session_settings_init (GdmSessionSettings *settings)
{
settings->priv = G_TYPE_INSTANCE_GET_PRIVATE (settings,
GDM_TYPE_SESSION_SETTINGS,
GdmSessionSettingsPrivate);
settings->priv->user_manager = act_user_manager_get_default ();
}
static void
gdm_session_settings_finalize (GObject *object)
{
GdmSessionSettings *settings;
GObjectClass *parent_class;
settings = GDM_SESSION_SETTINGS (object);
if (settings->priv->user != NULL) {
g_object_unref (settings->priv->user);
}
+ g_clear_object (&settings->priv->user_system_proxy);
+
g_free (settings->priv->session_name);
g_free (settings->priv->language_name);
parent_class = G_OBJECT_CLASS (gdm_session_settings_parent_class);
if (parent_class->finalize != NULL) {
parent_class->finalize (object);
}
}
void
gdm_session_settings_set_language_name (GdmSessionSettings *settings,
const char *language_name)
{
g_return_if_fail (GDM_IS_SESSION_SETTINGS (settings));
if (settings->priv->language_name == NULL ||
strcmp (settings->priv->language_name, language_name) != 0) {
settings->priv->language_name = g_strdup (language_name);
g_object_notify (G_OBJECT (settings), "language-name");
}
}
void
gdm_session_settings_set_session_name (GdmSessionSettings *settings,
const char *session_name)
{
g_return_if_fail (GDM_IS_SESSION_SETTINGS (settings));
if (settings->priv->session_name == NULL ||
@@ -261,69 +270,86 @@ gdm_session_settings_get_property (GObject *object,
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
}
GdmSessionSettings *
gdm_session_settings_new (void)
{
GdmSessionSettings *settings;
settings = g_object_new (GDM_TYPE_SESSION_SETTINGS,
NULL);
return settings;
}
gboolean
gdm_session_settings_is_loaded (GdmSessionSettings *settings)
{
if (settings->priv->user == NULL) {
return FALSE;
}
return act_user_is_loaded (settings->priv->user);
}
static void
load_settings_from_user (GdmSessionSettings *settings)
{
+ const char *object_path;
const char *session_name;
const char *session_type;
const char *language_name;
if (!act_user_is_loaded (settings->priv->user)) {
g_warning ("GdmSessionSettings: trying to load user settings from unloaded user");
return;
}
+ object_path = act_user_get_object_path (settings->priv->user);
+
+ if (object_path != NULL) {
+ g_autoptr (GError) error = NULL;
+ settings->priv->user_system_proxy = gdm_accounts_service_user_system_proxy_new_for_bus_sync (G_BUS_TYPE_SYSTEM,
+ G_DBUS_PROXY_FLAGS_NONE,
+ "org.freedesktop.Accounts",
+ object_path,
+ NULL,
+ &error);
+ if (error != NULL) {
+ g_debug ("GdmSessionSettings: couldn't retrieve user system proxy from accountsservice: %s",
+ error->message);
+ }
+ }
+
/* if the user doesn't have saved state, they don't have any settings worth reading */
if (!act_user_get_saved (settings->priv->user))
goto out;
session_type = act_user_get_session_type (settings->priv->user);
session_name = act_user_get_session (settings->priv->user);
g_debug ("GdmSessionSettings: saved session is %s (type %s)", session_name, session_type);
if (session_type != NULL && session_type[0] != '\0') {
gdm_session_settings_set_session_type (settings, session_type);
}
if (session_name != NULL && session_name[0] != '\0') {
gdm_session_settings_set_session_name (settings, session_name);
}
language_name = act_user_get_language (settings->priv->user);
g_debug ("GdmSessionSettings: saved language is %s", language_name);
if (language_name != NULL && language_name[0] != '\0') {
gdm_session_settings_set_language_name (settings, language_name);
}
out:
g_object_notify (G_OBJECT (settings), "is-loaded");
}
static void
on_user_is_loaded_changed (ActUser *user,
@@ -349,64 +375,136 @@ gdm_session_settings_load (GdmSessionSettings *settings,
g_return_val_if_fail (!gdm_session_settings_is_loaded (settings), FALSE);
if (settings->priv->user != NULL) {
old_user = settings->priv->user;
g_signal_handlers_disconnect_by_func (G_OBJECT (settings->priv->user),
G_CALLBACK (on_user_is_loaded_changed),
settings);
} else {
old_user = NULL;
}
settings->priv->user = act_user_manager_get_user (settings->priv->user_manager,
username);
g_clear_object (&old_user);
if (!act_user_is_loaded (settings->priv->user)) {
g_signal_connect (settings->priv->user,
"notify::is-loaded",
G_CALLBACK (on_user_is_loaded_changed),
settings);
return FALSE;
}
load_settings_from_user (settings);
return TRUE;
}
+static void
+save_os_release (GdmSessionSettings *settings,
+ ActUser *user)
+{
+ g_autoptr(GFile) file = NULL;
+ g_autoptr(GError) error = NULL;
+ g_autofree char *contents = NULL;
+ g_auto(GStrv) lines = NULL;
+ size_t i;
+
+ if (settings->priv->user_system_proxy == NULL) {
+ g_debug ("GdmSessionSettings: not saving OS version to user account because accountsservice doesn't support it");
+ return;
+ }
+
+ file = g_file_new_for_path ("/etc/os-release");
+
+ if (!g_file_load_contents (file, NULL, &contents, NULL, NULL, &error)) {
+ g_debug ("GdmSessionSettings: couldn't load /etc/os-release: %s", error->message);
+ return;
+ }
+
+ lines = g_strsplit (contents, "\n", -1);
+ for (i = 0; lines[i] != NULL; i++) {
+ char *p, *name, *name_end, *value, *value_end;
+
+ p = lines[i];
+
+ while (g_ascii_isspace (*p))
+ p++;
+
+ if (*p == '#' || *p == '\0')
+ continue;
+ name = p;
+ while (gdm_shell_var_is_valid_char (*p, p == name))
+ p++;
+ name_end = p;
+ while (g_ascii_isspace (*p))
+ p++;
+ if (name == name_end || *p != '=') {
+ continue;
+ }
+ *name_end = '\0';
+
+ p++;
+
+ while (g_ascii_isspace (*p))
+ p++;
+
+ value = p;
+ value_end = value + strlen(value) - 1;
+
+ if (value != value_end && *value == '"' && *value_end == '"') {
+ value++;
+ *value_end = '\0';
+ }
+
+ if (strcmp (name, "ID") == 0) {
+ gdm_accounts_service_user_system_set_id (settings->priv->user_system_proxy,
+ value);
+ g_debug ("GdmSessionSettings: setting system OS for user to '%s'", value);
+ } else if (strcmp (name, "VERSION_ID") == 0) {
+ gdm_accounts_service_user_system_set_version_id (settings->priv->user_system_proxy,
+ value);
+ g_debug ("GdmSessionSettings: setting system OS version for user to '%s'", value);
+ }
+ }
+}
+
gboolean
gdm_session_settings_save (GdmSessionSettings *settings,
const char *username)
{
ActUser *user;
g_return_val_if_fail (GDM_IS_SESSION_SETTINGS (settings), FALSE);
g_return_val_if_fail (username != NULL, FALSE);
g_return_val_if_fail (gdm_session_settings_is_loaded (settings), FALSE);
user = act_user_manager_get_user (settings->priv->user_manager,
username);
if (!act_user_is_loaded (user)) {
g_object_unref (user);
return FALSE;
}
if (settings->priv->session_name != NULL) {
act_user_set_session (user, settings->priv->session_name);
}
if (settings->priv->session_type != NULL) {
act_user_set_session_type (user, settings->priv->session_type);
}
if (settings->priv->language_name != NULL) {
act_user_set_language (user, settings->priv->language_name);
}
+
+ save_os_release (settings, user);
+
g_object_unref (user);
return TRUE;
}
diff --git a/daemon/meson.build b/daemon/meson.build
index 2e61b6447..71c650398 100644
--- a/daemon/meson.build
+++ b/daemon/meson.build
@@ -15,114 +15,122 @@ local_display_dbus_gen = gnome.gdbus_codegen('gdm-local-display-glue',
'gdm-local-display.xml',
namespace: 'GdmDBus',
interface_prefix: 'org.gnome.DisplayManager',
autocleanup: 'all',
)
local_display_factory_dbus_gen = gnome.gdbus_codegen('gdm-local-display-factory-glue',
'gdm-local-display-factory.xml',
namespace: 'GdmDBus',
interface_prefix: 'org.gnome.DisplayManager',
autocleanup: 'all',
)
manager_dbus_gen = gnome.gdbus_codegen('gdm-manager-glue',
'gdm-manager.xml',
namespace: 'GdmDBus',
interface_prefix: 'org.gnome.DisplayManager',
autocleanup: 'all',
)
session_dbus_gen = gnome.gdbus_codegen('gdm-session-glue',
'gdm-session.xml',
namespace: 'GdmDBus',
interface_prefix: 'org.gnome.DisplayManager',
autocleanup: 'all',
)
session_worker_dbus_gen = gnome.gdbus_codegen('gdm-session-worker-glue',
'gdm-session-worker.xml',
namespace: 'GdmDBus',
interface_prefix: 'org.gnome.DisplayManager',
autocleanup: 'all',
)
+accountsservice_system_user_dbus_gen = gnome.gdbus_codegen('com.redhat.AccountsServiceUser.System',
+ 'com.redhat.AccountsServiceUser.System.xml',
+ namespace: 'Gdm',
+ interface_prefix: 'com.redhat',
+ autocleanup: 'all',
+)
+
gdm_session_enums = gnome.mkenums('gdm-session-enum-types',
h_template: 'gdm-session-enum-types.h.in',
c_template: 'gdm-session-enum-types.c.in',
sources: 'gdm-session.h',
)
gdm_session_worker_enums = gnome.mkenums('gdm-session-worker-enum-types',
h_template: 'gdm-session-worker-enum-types.h.in',
c_template: 'gdm-session-worker-enum-types.c.in',
sources: 'gdm-session-worker.h',
)
# Daemons deps
gdm_daemon_deps = [
libgdmcommon_dep,
accountsservice_dep,
gobject_dep,
gio_dep,
gio_unix_dep,
libpam_dep,
x_deps,
xcb_dep,
]
if xdmcp_dep.found() and get_option('tcp-wrappers')
gdm_daemon_deps += libwrap_dep
endif
# test-session-client
test_session_client_src = [
'test-session-client.c',
session_dbus_gen,
manager_dbus_gen,
]
test_session_client = executable('test-session-client',
test_session_client_src,
dependencies: gdm_daemon_deps,
include_directories: config_h_dir,
)
# Session worker
gdm_session_worker_src = [
'session-worker-main.c',
'gdm-session.c',
'gdm-session-settings.c',
'gdm-session-auditor.c',
'gdm-session-record.c',
'gdm-session-worker.c',
'gdm-session-worker-job.c',
'gdm-session-worker-common.c',
'gdm-dbus-util.c',
dbus_gen,
session_dbus_gen,
session_worker_dbus_gen,
+ accountsservice_system_user_dbus_gen,
gdm_session_enums,
gdm_session_worker_enums,
]
gdm_session_worker_deps = [
gdm_daemon_deps,
]
gdm_session_worker_includes = [
config_h_dir,
]
if pam_extensions_supported
gdm_session_worker_src += '../pam-extensions/gdm-pam-extensions.h'
gdm_session_worker_includes += pam_extensions_inc
endif
if libaudit_dep.found()
gdm_session_worker_deps += libaudit_dep
gdm_session_worker_src += [
'gdm-session-linux-auditor.c',
]
endif
if have_adt
gdm_session_worker_src += 'gdm-session-solaris-auditor.c'
endif
gdm_session_worker = executable('gdm-session-worker',
--
2.31.1