VirtualBox

source: vbox/trunk/src/VBox/Additions/x11/VBoxClient/hostversion.cpp@ 62883

Last change on this file since 62883 was 62883, checked in by vboxsync, 9 years ago

Additions/*: gcc warnings.

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File size: 8.3 KB
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1/* $Id: hostversion.cpp 62883 2016-08-02 15:51:18Z vboxsync $ */
2/** @file
3 * X11 guest client - host version check.
4 */
5
6/*
7 * Copyright (C) 2011-2016 Oracle Corporation
8 *
9 * This file is part of VirtualBox Open Source Edition (OSE), as
10 * available from http://www.virtualbox.org. This file is free software;
11 * you can redistribute it and/or modify it under the terms of the GNU
12 * General Public License (GPL) as published by the Free Software
13 * Foundation, in version 2 as it comes in the "COPYING" file of the
14 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16 */
17#include <stdio.h>
18#include <iprt/assert.h>
19#include <iprt/err.h>
20#include <iprt/mem.h>
21#include <iprt/ldr.h>
22#include <iprt/string.h>
23#include <iprt/thread.h>
24
25#ifdef VBOX_WITH_DBUS
26# include <VBox/dbus.h>
27#endif
28#include <VBox/log.h>
29#include <VBox/VBoxGuestLib.h>
30#ifdef VBOX_OSE
31# include <VBox/version.h>
32#endif
33
34#include "VBoxClient.h"
35
36static const char *getPidFilePath()
37{
38 return ".vboxclient-hostversion.pid";
39}
40
41static int showNotify(const char *pcHeader, const char *pcBody)
42{
43 int rc;
44# ifdef VBOX_WITH_DBUS
45 DBusConnection *conn;
46 DBusMessage* msg = NULL;
47 conn = dbus_bus_get (DBUS_BUS_SESSION, NULL);
48 if (conn == NULL)
49 {
50 LogRelFlowFunc(("Could not retrieve D-BUS session bus!\n"));
51 rc = VERR_INVALID_HANDLE;
52 }
53 else
54 {
55 msg = dbus_message_new_method_call("org.freedesktop.Notifications",
56 "/org/freedesktop/Notifications",
57 "org.freedesktop.Notifications",
58 "Notify");
59 if (msg == NULL)
60 {
61 LogRel(("Could not create D-BUS message!\n"));
62 rc = VERR_INVALID_HANDLE;
63 }
64 else
65 rc = VINF_SUCCESS;
66 }
67 if (RT_SUCCESS(rc))
68 {
69 uint32_t msg_replace_id = 0;
70 const char *msg_app = "VBoxClient";
71 const char *msg_icon = "";
72 const char *msg_summary = pcHeader;
73 const char *msg_body = pcBody;
74 int32_t msg_timeout = -1; /* Let the notification server decide */
75
76 DBusMessageIter iter;
77 DBusMessageIter array;
78 /*DBusMessageIter dict; - unused */
79 /*DBusMessageIter value; - unused */
80 /*DBusMessageIter variant; - unused */
81 /*DBusMessageIter data; - unused */
82
83 /* Format: UINT32 org.freedesktop.Notifications.Notify
84 * (STRING app_name, UINT32 replaces_id, STRING app_icon, STRING summary, STRING body,
85 * ARRAY actions, DICT hints, INT32 expire_timeout)
86 */
87 dbus_message_iter_init_append(msg,&iter);
88 dbus_message_iter_append_basic(&iter,DBUS_TYPE_STRING,&msg_app);
89 dbus_message_iter_append_basic(&iter,DBUS_TYPE_UINT32,&msg_replace_id);
90 dbus_message_iter_append_basic(&iter,DBUS_TYPE_STRING,&msg_icon);
91 dbus_message_iter_append_basic(&iter,DBUS_TYPE_STRING,&msg_summary);
92 dbus_message_iter_append_basic(&iter,DBUS_TYPE_STRING,&msg_body);
93 dbus_message_iter_open_container(&iter,DBUS_TYPE_ARRAY,DBUS_TYPE_STRING_AS_STRING,&array);
94 dbus_message_iter_close_container(&iter,&array);
95 dbus_message_iter_open_container(&iter,DBUS_TYPE_ARRAY,"{sv}",&array);
96 dbus_message_iter_close_container(&iter,&array);
97 dbus_message_iter_append_basic(&iter,DBUS_TYPE_INT32,&msg_timeout);
98
99 DBusError err;
100 dbus_error_init(&err);
101
102 DBusMessage *reply;
103 reply = dbus_connection_send_with_reply_and_block(conn, msg, 30 * 1000 /* 30 seconds timeout */, &err);
104 if (dbus_error_is_set(&err))
105 LogRel(("D-BUS returned an error while sending the notification: %s", err.message));
106 else if (reply)
107 {
108 dbus_connection_flush(conn);
109 dbus_message_unref(reply);
110 }
111 if (dbus_error_is_set(&err))
112 dbus_error_free(&err);
113 }
114 if (msg != NULL)
115 dbus_message_unref(msg);
116# else
117 /* TODO: Implement me */
118 rc = VINF_SUCCESS;
119# endif /* VBOX_WITH_DBUS */
120 return rc;
121}
122
123/** @todo Move this part in VbglR3 and just provide a callback for the platform-specific
124 notification stuff, since this is very similar to the VBoxTray code. */
125static int run(struct VBCLSERVICE **ppInterface, bool fDaemonised)
126{
127 int rc;
128 LogFlowFunc(("\n"));
129
130 NOREF(ppInterface);
131 /* Initialise the guest library. */
132 rc = VbglR3InitUser();
133 if (RT_FAILURE(rc))
134 VBClFatalError(("Failed to connect to the VirtualBox kernel service, rc=%Rrc\n", rc));
135 /* Because we need desktop notifications to be displayed, wait
136 * some time to make the desktop environment load (as a work around). */
137 if (fDaemonised)
138 RTThreadSleep(30 * 1000 /* Wait 30 seconds */);
139
140# ifdef VBOX_WITH_DBUS
141 rc = RTDBusLoadLib();
142 if (RT_FAILURE(rc))
143 LogRel(("VBoxClient: D-Bus seems not to be installed; no host version check/notification done.\n"));
144# else
145 rc = VERR_NOT_IMPLEMENTED;
146# endif /* VBOX_WITH_DBUS */
147
148# ifdef VBOX_WITH_GUEST_PROPS
149 uint32_t uGuestPropSvcClientID;
150 if (RT_SUCCESS(rc))
151 {
152 rc = VbglR3GuestPropConnect(&uGuestPropSvcClientID);
153 if (RT_FAILURE(rc))
154 LogRel(("VBoxClient: Cannot connect to guest property service while chcking for host version! rc = %Rrc\n", rc));
155 }
156
157 if (RT_SUCCESS(rc))
158 {
159 char *pszHostVersion;
160 char *pszGuestVersion;
161 bool bUpdate;
162
163 rc = VbglR3HostVersionCheckForUpdate(uGuestPropSvcClientID, &bUpdate, &pszHostVersion, &pszGuestVersion);
164 if (RT_SUCCESS(rc))
165 {
166 if (bUpdate)
167 {
168 char szMsg[1024];
169 char szTitle[64];
170
171 /** @todo add some translation macros here */
172 RTStrPrintf(szTitle, sizeof(szTitle), "VirtualBox Guest Additions update available!");
173#ifndef VBOX_OSE
174 RTStrPrintf(szMsg, sizeof(szMsg), "Your guest is currently running the Guest Additions version %s. "
175 "We recommend updating to the latest version (%s) by choosing the "
176 "install option from the Devices menu.", pszGuestVersion, pszHostVersion);
177#else
178/* This is the message which appears for non-Oracle builds of the
179* Guest Additions. Distributors are encouraged to customise this. */
180 RTStrPrintf(szMsg, sizeof(szMsg), "Your virtual machine is currently running the Guest Additions version %s. Since you are running a version of the Guest Additions provided by the operating system you installed in the virtual machine we recommend that you update it to at least version %s using that system's update features, or alternatively that you remove this version and then install the " VBOX_VENDOR_SHORT " Guest Additions package using the install option from the Devices menu. Please consult the documentation for the operating system you are running to find out how to update or remove the current Guest Additions package.", pszGuestVersion, pszHostVersion);
181#endif
182 rc = showNotify(szTitle, szMsg);
183 LogRel(("VBoxClient: VirtualBox Guest Additions update available!"));
184 if (RT_FAILURE(rc))
185 LogRel(("VBoxClient: Could not show version notifier tooltip! rc = %d\n", rc));
186 }
187
188 /* Store host version to not notify again */
189 rc = VbglR3HostVersionLastCheckedStore(uGuestPropSvcClientID, pszHostVersion);
190
191 VbglR3GuestPropReadValueFree(pszHostVersion);
192 VbglR3GuestPropReadValueFree(pszGuestVersion);
193 }
194 VbglR3GuestPropDisconnect(uGuestPropSvcClientID);
195 }
196# endif /* VBOX_WITH_GUEST_PROPS */
197 VbglR3Term();
198 LogFlowFunc(("returning %Rrc\n", rc));
199 return rc;
200}
201
202struct VBCLSERVICE vbclHostVersionInterface =
203{
204 getPidFilePath,
205 VBClServiceDefaultHandler, /* init */
206 run,
207 VBClServiceDefaultCleanup
208};
209
210struct HOSTVERSIONSERVICE
211{
212 struct VBCLSERVICE *pInterface;
213};
214
215/* Static factory */
216struct VBCLSERVICE **VBClGetHostVersionService()
217{
218 struct HOSTVERSIONSERVICE *pService =
219 (struct HOSTVERSIONSERVICE *)RTMemAlloc(sizeof(*pService));
220
221 if (!pService)
222 VBClFatalError(("Out of memory\n"));
223 pService->pInterface = &vbclHostVersionInterface;
224 return &pService->pInterface;
225}
226
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