root / ui / spice-core.c @ 339a475f
History | View | Annotate | Download (22.7 kB)
1 |
/*
|
---|---|
2 |
* Copyright (C) 2010 Red Hat, Inc.
|
3 |
*
|
4 |
* This program is free software; you can redistribute it and/or
|
5 |
* modify it under the terms of the GNU General Public License as
|
6 |
* published by the Free Software Foundation; either version 2 or
|
7 |
* (at your option) version 3 of the License.
|
8 |
*
|
9 |
* This program is distributed in the hope that it will be useful,
|
10 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
11 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
12 |
* GNU General Public License for more details.
|
13 |
*
|
14 |
* You should have received a copy of the GNU General Public License
|
15 |
* along with this program; if not, see <http://www.gnu.org/licenses/>.
|
16 |
*/
|
17 |
|
18 |
#include <spice.h> |
19 |
#include <spice-experimental.h> |
20 |
|
21 |
#include <netdb.h> |
22 |
|
23 |
#include "qemu-common.h" |
24 |
#include "qemu-spice.h" |
25 |
#include "qemu-thread.h" |
26 |
#include "qemu-timer.h" |
27 |
#include "qemu-queue.h" |
28 |
#include "qemu-x509.h" |
29 |
#include "qemu_socket.h" |
30 |
#include "qmp-commands.h" |
31 |
#include "qint.h" |
32 |
#include "qbool.h" |
33 |
#include "qstring.h" |
34 |
#include "qjson.h" |
35 |
#include "notify.h" |
36 |
#include "migration.h" |
37 |
#include "monitor.h" |
38 |
#include "hw/hw.h" |
39 |
|
40 |
/* core bits */
|
41 |
|
42 |
static SpiceServer *spice_server;
|
43 |
static Notifier migration_state;
|
44 |
static const char *auth = "spice"; |
45 |
static char *auth_passwd; |
46 |
static time_t auth_expires = TIME_MAX;
|
47 |
int using_spice = 0; |
48 |
|
49 |
static QemuThread me;
|
50 |
|
51 |
struct SpiceTimer {
|
52 |
QEMUTimer *timer; |
53 |
QTAILQ_ENTRY(SpiceTimer) next; |
54 |
}; |
55 |
static QTAILQ_HEAD(, SpiceTimer) timers = QTAILQ_HEAD_INITIALIZER(timers);
|
56 |
|
57 |
static SpiceTimer *timer_add(SpiceTimerFunc func, void *opaque) |
58 |
{ |
59 |
SpiceTimer *timer; |
60 |
|
61 |
timer = g_malloc0(sizeof(*timer));
|
62 |
timer->timer = qemu_new_timer_ms(rt_clock, func, opaque); |
63 |
QTAILQ_INSERT_TAIL(&timers, timer, next); |
64 |
return timer;
|
65 |
} |
66 |
|
67 |
static void timer_start(SpiceTimer *timer, uint32_t ms) |
68 |
{ |
69 |
qemu_mod_timer(timer->timer, qemu_get_clock_ms(rt_clock) + ms); |
70 |
} |
71 |
|
72 |
static void timer_cancel(SpiceTimer *timer) |
73 |
{ |
74 |
qemu_del_timer(timer->timer); |
75 |
} |
76 |
|
77 |
static void timer_remove(SpiceTimer *timer) |
78 |
{ |
79 |
qemu_del_timer(timer->timer); |
80 |
qemu_free_timer(timer->timer); |
81 |
QTAILQ_REMOVE(&timers, timer, next); |
82 |
g_free(timer); |
83 |
} |
84 |
|
85 |
struct SpiceWatch {
|
86 |
int fd;
|
87 |
int event_mask;
|
88 |
SpiceWatchFunc func; |
89 |
void *opaque;
|
90 |
QTAILQ_ENTRY(SpiceWatch) next; |
91 |
}; |
92 |
static QTAILQ_HEAD(, SpiceWatch) watches = QTAILQ_HEAD_INITIALIZER(watches);
|
93 |
|
94 |
static void watch_read(void *opaque) |
95 |
{ |
96 |
SpiceWatch *watch = opaque; |
97 |
watch->func(watch->fd, SPICE_WATCH_EVENT_READ, watch->opaque); |
98 |
} |
99 |
|
100 |
static void watch_write(void *opaque) |
101 |
{ |
102 |
SpiceWatch *watch = opaque; |
103 |
watch->func(watch->fd, SPICE_WATCH_EVENT_WRITE, watch->opaque); |
104 |
} |
105 |
|
106 |
static void watch_update_mask(SpiceWatch *watch, int event_mask) |
107 |
{ |
108 |
IOHandler *on_read = NULL;
|
109 |
IOHandler *on_write = NULL;
|
110 |
|
111 |
watch->event_mask = event_mask; |
112 |
if (watch->event_mask & SPICE_WATCH_EVENT_READ) {
|
113 |
on_read = watch_read; |
114 |
} |
115 |
if (watch->event_mask & SPICE_WATCH_EVENT_WRITE) {
|
116 |
on_write = watch_write; |
117 |
} |
118 |
qemu_set_fd_handler(watch->fd, on_read, on_write, watch); |
119 |
} |
120 |
|
121 |
static SpiceWatch *watch_add(int fd, int event_mask, SpiceWatchFunc func, void *opaque) |
122 |
{ |
123 |
SpiceWatch *watch; |
124 |
|
125 |
watch = g_malloc0(sizeof(*watch));
|
126 |
watch->fd = fd; |
127 |
watch->func = func; |
128 |
watch->opaque = opaque; |
129 |
QTAILQ_INSERT_TAIL(&watches, watch, next); |
130 |
|
131 |
watch_update_mask(watch, event_mask); |
132 |
return watch;
|
133 |
} |
134 |
|
135 |
static void watch_remove(SpiceWatch *watch) |
136 |
{ |
137 |
qemu_set_fd_handler(watch->fd, NULL, NULL, NULL); |
138 |
QTAILQ_REMOVE(&watches, watch, next); |
139 |
g_free(watch); |
140 |
} |
141 |
|
142 |
typedef struct ChannelList ChannelList; |
143 |
struct ChannelList {
|
144 |
SpiceChannelEventInfo *info; |
145 |
QTAILQ_ENTRY(ChannelList) link; |
146 |
}; |
147 |
static QTAILQ_HEAD(, ChannelList) channel_list = QTAILQ_HEAD_INITIALIZER(channel_list);
|
148 |
|
149 |
static void channel_list_add(SpiceChannelEventInfo *info) |
150 |
{ |
151 |
ChannelList *item; |
152 |
|
153 |
item = g_malloc0(sizeof(*item));
|
154 |
item->info = info; |
155 |
QTAILQ_INSERT_TAIL(&channel_list, item, link); |
156 |
} |
157 |
|
158 |
static void channel_list_del(SpiceChannelEventInfo *info) |
159 |
{ |
160 |
ChannelList *item; |
161 |
|
162 |
QTAILQ_FOREACH(item, &channel_list, link) { |
163 |
if (item->info != info) {
|
164 |
continue;
|
165 |
} |
166 |
QTAILQ_REMOVE(&channel_list, item, link); |
167 |
g_free(item); |
168 |
return;
|
169 |
} |
170 |
} |
171 |
|
172 |
static void add_addr_info(QDict *dict, struct sockaddr *addr, int len) |
173 |
{ |
174 |
char host[NI_MAXHOST], port[NI_MAXSERV];
|
175 |
const char *family; |
176 |
|
177 |
getnameinfo(addr, len, host, sizeof(host), port, sizeof(port), |
178 |
NI_NUMERICHOST | NI_NUMERICSERV); |
179 |
family = inet_strfamily(addr->sa_family); |
180 |
|
181 |
qdict_put(dict, "host", qstring_from_str(host));
|
182 |
qdict_put(dict, "port", qstring_from_str(port));
|
183 |
qdict_put(dict, "family", qstring_from_str(family));
|
184 |
} |
185 |
|
186 |
static void add_channel_info(QDict *dict, SpiceChannelEventInfo *info) |
187 |
{ |
188 |
int tls = info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS;
|
189 |
|
190 |
qdict_put(dict, "connection-id", qint_from_int(info->connection_id));
|
191 |
qdict_put(dict, "channel-type", qint_from_int(info->type));
|
192 |
qdict_put(dict, "channel-id", qint_from_int(info->id));
|
193 |
qdict_put(dict, "tls", qbool_from_int(tls));
|
194 |
} |
195 |
|
196 |
static void channel_event(int event, SpiceChannelEventInfo *info) |
197 |
{ |
198 |
static const int qevent[] = { |
199 |
[ SPICE_CHANNEL_EVENT_CONNECTED ] = QEVENT_SPICE_CONNECTED, |
200 |
[ SPICE_CHANNEL_EVENT_INITIALIZED ] = QEVENT_SPICE_INITIALIZED, |
201 |
[ SPICE_CHANNEL_EVENT_DISCONNECTED ] = QEVENT_SPICE_DISCONNECTED, |
202 |
}; |
203 |
QDict *server, *client; |
204 |
QObject *data; |
205 |
|
206 |
/*
|
207 |
* Spice server might have called us from spice worker thread
|
208 |
* context (happens on display channel disconnects). Spice should
|
209 |
* not do that. It isn't that easy to fix it in spice and even
|
210 |
* when it is fixed we still should cover the already released
|
211 |
* spice versions. So detect that we've been called from another
|
212 |
* thread and grab the iothread lock if so before calling qemu
|
213 |
* functions.
|
214 |
*/
|
215 |
bool need_lock = !qemu_thread_is_self(&me);
|
216 |
if (need_lock) {
|
217 |
qemu_mutex_lock_iothread(); |
218 |
} |
219 |
|
220 |
client = qdict_new(); |
221 |
server = qdict_new(); |
222 |
|
223 |
#ifdef SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT
|
224 |
if (info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT) {
|
225 |
add_addr_info(client, (struct sockaddr *)&info->paddr_ext,
|
226 |
info->plen_ext); |
227 |
add_addr_info(server, (struct sockaddr *)&info->laddr_ext,
|
228 |
info->llen_ext); |
229 |
} else {
|
230 |
error_report("spice: %s, extended address is expected",
|
231 |
__func__); |
232 |
#endif
|
233 |
add_addr_info(client, &info->paddr, info->plen); |
234 |
add_addr_info(server, &info->laddr, info->llen); |
235 |
#ifdef SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT
|
236 |
} |
237 |
#endif
|
238 |
|
239 |
if (event == SPICE_CHANNEL_EVENT_INITIALIZED) {
|
240 |
qdict_put(server, "auth", qstring_from_str(auth));
|
241 |
add_channel_info(client, info); |
242 |
channel_list_add(info); |
243 |
} |
244 |
if (event == SPICE_CHANNEL_EVENT_DISCONNECTED) {
|
245 |
channel_list_del(info); |
246 |
} |
247 |
|
248 |
data = qobject_from_jsonf("{ 'client': %p, 'server': %p }",
|
249 |
QOBJECT(client), QOBJECT(server)); |
250 |
monitor_protocol_event(qevent[event], data); |
251 |
qobject_decref(data); |
252 |
|
253 |
if (need_lock) {
|
254 |
qemu_mutex_unlock_iothread(); |
255 |
} |
256 |
} |
257 |
|
258 |
static SpiceCoreInterface core_interface = {
|
259 |
.base.type = SPICE_INTERFACE_CORE, |
260 |
.base.description = "qemu core services",
|
261 |
.base.major_version = SPICE_INTERFACE_CORE_MAJOR, |
262 |
.base.minor_version = SPICE_INTERFACE_CORE_MINOR, |
263 |
|
264 |
.timer_add = timer_add, |
265 |
.timer_start = timer_start, |
266 |
.timer_cancel = timer_cancel, |
267 |
.timer_remove = timer_remove, |
268 |
|
269 |
.watch_add = watch_add, |
270 |
.watch_update_mask = watch_update_mask, |
271 |
.watch_remove = watch_remove, |
272 |
|
273 |
.channel_event = channel_event, |
274 |
}; |
275 |
|
276 |
#ifdef SPICE_INTERFACE_MIGRATION
|
277 |
typedef struct SpiceMigration { |
278 |
SpiceMigrateInstance sin; |
279 |
struct {
|
280 |
MonitorCompletion *cb; |
281 |
void *opaque;
|
282 |
} connect_complete; |
283 |
} SpiceMigration; |
284 |
|
285 |
static void migrate_connect_complete_cb(SpiceMigrateInstance *sin); |
286 |
|
287 |
static const SpiceMigrateInterface migrate_interface = { |
288 |
.base.type = SPICE_INTERFACE_MIGRATION, |
289 |
.base.description = "migration",
|
290 |
.base.major_version = SPICE_INTERFACE_MIGRATION_MAJOR, |
291 |
.base.minor_version = SPICE_INTERFACE_MIGRATION_MINOR, |
292 |
.migrate_connect_complete = migrate_connect_complete_cb, |
293 |
.migrate_end_complete = NULL,
|
294 |
}; |
295 |
|
296 |
static SpiceMigration spice_migrate;
|
297 |
|
298 |
static void migrate_connect_complete_cb(SpiceMigrateInstance *sin) |
299 |
{ |
300 |
SpiceMigration *sm = container_of(sin, SpiceMigration, sin); |
301 |
if (sm->connect_complete.cb) {
|
302 |
sm->connect_complete.cb(sm->connect_complete.opaque, NULL);
|
303 |
} |
304 |
sm->connect_complete.cb = NULL;
|
305 |
} |
306 |
#endif
|
307 |
|
308 |
/* config string parsing */
|
309 |
|
310 |
static int name2enum(const char *string, const char *table[], int entries) |
311 |
{ |
312 |
int i;
|
313 |
|
314 |
if (string) {
|
315 |
for (i = 0; i < entries; i++) { |
316 |
if (!table[i]) {
|
317 |
continue;
|
318 |
} |
319 |
if (strcmp(string, table[i]) != 0) { |
320 |
continue;
|
321 |
} |
322 |
return i;
|
323 |
} |
324 |
} |
325 |
return -1; |
326 |
} |
327 |
|
328 |
static int parse_name(const char *string, const char *optname, |
329 |
const char *table[], int entries) |
330 |
{ |
331 |
int value = name2enum(string, table, entries);
|
332 |
|
333 |
if (value != -1) { |
334 |
return value;
|
335 |
} |
336 |
error_report("spice: invalid %s: %s", optname, string);
|
337 |
exit(1);
|
338 |
} |
339 |
|
340 |
static const char *stream_video_names[] = { |
341 |
[ SPICE_STREAM_VIDEO_OFF ] = "off",
|
342 |
[ SPICE_STREAM_VIDEO_ALL ] = "all",
|
343 |
[ SPICE_STREAM_VIDEO_FILTER ] = "filter",
|
344 |
}; |
345 |
#define parse_stream_video(_name) \
|
346 |
name2enum(_name, stream_video_names, ARRAY_SIZE(stream_video_names)) |
347 |
|
348 |
static const char *compression_names[] = { |
349 |
[ SPICE_IMAGE_COMPRESS_OFF ] = "off",
|
350 |
[ SPICE_IMAGE_COMPRESS_AUTO_GLZ ] = "auto_glz",
|
351 |
[ SPICE_IMAGE_COMPRESS_AUTO_LZ ] = "auto_lz",
|
352 |
[ SPICE_IMAGE_COMPRESS_QUIC ] = "quic",
|
353 |
[ SPICE_IMAGE_COMPRESS_GLZ ] = "glz",
|
354 |
[ SPICE_IMAGE_COMPRESS_LZ ] = "lz",
|
355 |
}; |
356 |
#define parse_compression(_name) \
|
357 |
parse_name(_name, "image compression", \
|
358 |
compression_names, ARRAY_SIZE(compression_names)) |
359 |
|
360 |
static const char *wan_compression_names[] = { |
361 |
[ SPICE_WAN_COMPRESSION_AUTO ] = "auto",
|
362 |
[ SPICE_WAN_COMPRESSION_NEVER ] = "never",
|
363 |
[ SPICE_WAN_COMPRESSION_ALWAYS ] = "always",
|
364 |
}; |
365 |
#define parse_wan_compression(_name) \
|
366 |
parse_name(_name, "wan compression", \
|
367 |
wan_compression_names, ARRAY_SIZE(wan_compression_names)) |
368 |
|
369 |
/* functions for the rest of qemu */
|
370 |
|
371 |
static SpiceChannelList *qmp_query_spice_channels(void) |
372 |
{ |
373 |
SpiceChannelList *cur_item = NULL, *head = NULL; |
374 |
ChannelList *item; |
375 |
|
376 |
QTAILQ_FOREACH(item, &channel_list, link) { |
377 |
SpiceChannelList *chan; |
378 |
char host[NI_MAXHOST], port[NI_MAXSERV];
|
379 |
struct sockaddr *paddr;
|
380 |
socklen_t plen; |
381 |
|
382 |
chan = g_malloc0(sizeof(*chan));
|
383 |
chan->value = g_malloc0(sizeof(*chan->value));
|
384 |
|
385 |
#ifdef SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT
|
386 |
if (item->info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT) {
|
387 |
paddr = (struct sockaddr *)&item->info->paddr_ext;
|
388 |
plen = item->info->plen_ext; |
389 |
} else {
|
390 |
#endif
|
391 |
paddr = &item->info->paddr; |
392 |
plen = item->info->plen; |
393 |
#ifdef SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT
|
394 |
} |
395 |
#endif
|
396 |
|
397 |
getnameinfo(paddr, plen, |
398 |
host, sizeof(host), port, sizeof(port), |
399 |
NI_NUMERICHOST | NI_NUMERICSERV); |
400 |
chan->value->host = g_strdup(host); |
401 |
chan->value->port = g_strdup(port); |
402 |
chan->value->family = g_strdup(inet_strfamily(paddr->sa_family)); |
403 |
|
404 |
chan->value->connection_id = item->info->connection_id; |
405 |
chan->value->channel_type = item->info->type; |
406 |
chan->value->channel_id = item->info->id; |
407 |
chan->value->tls = item->info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS; |
408 |
|
409 |
/* XXX: waiting for the qapi to support GSList */
|
410 |
if (!cur_item) {
|
411 |
head = cur_item = chan; |
412 |
} else {
|
413 |
cur_item->next = chan; |
414 |
cur_item = chan; |
415 |
} |
416 |
} |
417 |
|
418 |
return head;
|
419 |
} |
420 |
|
421 |
SpiceInfo *qmp_query_spice(Error **errp) |
422 |
{ |
423 |
QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); |
424 |
int port, tls_port;
|
425 |
const char *addr; |
426 |
SpiceInfo *info; |
427 |
char version_string[20]; /* 12 = |255.255.255\0| is the max */ |
428 |
|
429 |
info = g_malloc0(sizeof(*info));
|
430 |
|
431 |
if (!spice_server || !opts) {
|
432 |
info->enabled = false;
|
433 |
return info;
|
434 |
} |
435 |
|
436 |
info->enabled = true;
|
437 |
|
438 |
addr = qemu_opt_get(opts, "addr");
|
439 |
port = qemu_opt_get_number(opts, "port", 0); |
440 |
tls_port = qemu_opt_get_number(opts, "tls-port", 0); |
441 |
|
442 |
info->has_auth = true;
|
443 |
info->auth = g_strdup(auth); |
444 |
|
445 |
info->has_host = true;
|
446 |
info->host = g_strdup(addr ? addr : "0.0.0.0");
|
447 |
|
448 |
info->has_compiled_version = true;
|
449 |
snprintf(version_string, sizeof(version_string), "%d.%d.%d", |
450 |
(SPICE_SERVER_VERSION & 0xff0000) >> 16, |
451 |
(SPICE_SERVER_VERSION & 0xff00) >> 8, |
452 |
SPICE_SERVER_VERSION & 0xff);
|
453 |
info->compiled_version = g_strdup(version_string); |
454 |
|
455 |
if (port) {
|
456 |
info->has_port = true;
|
457 |
info->port = port; |
458 |
} |
459 |
if (tls_port) {
|
460 |
info->has_tls_port = true;
|
461 |
info->tls_port = tls_port; |
462 |
} |
463 |
|
464 |
/* for compatibility with the original command */
|
465 |
info->has_channels = true;
|
466 |
info->channels = qmp_query_spice_channels(); |
467 |
|
468 |
return info;
|
469 |
} |
470 |
|
471 |
static void migration_state_notifier(Notifier *notifier, void *data) |
472 |
{ |
473 |
MigrationState *s = data; |
474 |
|
475 |
if (migration_is_active(s)) {
|
476 |
#ifdef SPICE_INTERFACE_MIGRATION
|
477 |
spice_server_migrate_start(spice_server); |
478 |
#endif
|
479 |
} else if (migration_has_finished(s)) { |
480 |
#ifndef SPICE_INTERFACE_MIGRATION
|
481 |
spice_server_migrate_switch(spice_server); |
482 |
#else
|
483 |
spice_server_migrate_end(spice_server, true);
|
484 |
} else if (migration_has_failed(s)) { |
485 |
spice_server_migrate_end(spice_server, false);
|
486 |
#endif
|
487 |
} |
488 |
} |
489 |
|
490 |
int qemu_spice_migrate_info(const char *hostname, int port, int tls_port, |
491 |
const char *subject, |
492 |
MonitorCompletion *cb, void *opaque)
|
493 |
{ |
494 |
int ret;
|
495 |
#ifdef SPICE_INTERFACE_MIGRATION
|
496 |
spice_migrate.connect_complete.cb = cb; |
497 |
spice_migrate.connect_complete.opaque = opaque; |
498 |
ret = spice_server_migrate_connect(spice_server, hostname, |
499 |
port, tls_port, subject); |
500 |
#else
|
501 |
ret = spice_server_migrate_info(spice_server, hostname, |
502 |
port, tls_port, subject); |
503 |
cb(opaque, NULL);
|
504 |
#endif
|
505 |
return ret;
|
506 |
} |
507 |
|
508 |
static int add_channel(const char *name, const char *value, void *opaque) |
509 |
{ |
510 |
int security = 0; |
511 |
int rc;
|
512 |
|
513 |
if (strcmp(name, "tls-channel") == 0) { |
514 |
security = SPICE_CHANNEL_SECURITY_SSL; |
515 |
} |
516 |
if (strcmp(name, "plaintext-channel") == 0) { |
517 |
security = SPICE_CHANNEL_SECURITY_NONE; |
518 |
} |
519 |
if (security == 0) { |
520 |
return 0; |
521 |
} |
522 |
if (strcmp(value, "default") == 0) { |
523 |
rc = spice_server_set_channel_security(spice_server, NULL, security);
|
524 |
} else {
|
525 |
rc = spice_server_set_channel_security(spice_server, value, security); |
526 |
} |
527 |
if (rc != 0) { |
528 |
error_report("spice: failed to set channel security for %s", value);
|
529 |
exit(1);
|
530 |
} |
531 |
return 0; |
532 |
} |
533 |
|
534 |
void qemu_spice_init(void) |
535 |
{ |
536 |
QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); |
537 |
const char *password, *str, *x509_dir, *addr, |
538 |
*x509_key_password = NULL,
|
539 |
*x509_dh_file = NULL,
|
540 |
*tls_ciphers = NULL;
|
541 |
char *x509_key_file = NULL, |
542 |
*x509_cert_file = NULL,
|
543 |
*x509_cacert_file = NULL;
|
544 |
int port, tls_port, len, addr_flags;
|
545 |
spice_image_compression_t compression; |
546 |
spice_wan_compression_t wan_compr; |
547 |
|
548 |
qemu_thread_get_self(&me); |
549 |
|
550 |
if (!opts) {
|
551 |
return;
|
552 |
} |
553 |
port = qemu_opt_get_number(opts, "port", 0); |
554 |
tls_port = qemu_opt_get_number(opts, "tls-port", 0); |
555 |
if (!port && !tls_port) {
|
556 |
error_report("neither port nor tls-port specified for spice");
|
557 |
exit(1);
|
558 |
} |
559 |
if (port < 0 || port > 65535) { |
560 |
error_report("spice port is out of range");
|
561 |
exit(1);
|
562 |
} |
563 |
if (tls_port < 0 || tls_port > 65535) { |
564 |
error_report("spice tls-port is out of range");
|
565 |
exit(1);
|
566 |
} |
567 |
password = qemu_opt_get(opts, "password");
|
568 |
|
569 |
if (tls_port) {
|
570 |
x509_dir = qemu_opt_get(opts, "x509-dir");
|
571 |
if (NULL == x509_dir) { |
572 |
x509_dir = ".";
|
573 |
} |
574 |
len = strlen(x509_dir) + 32;
|
575 |
|
576 |
str = qemu_opt_get(opts, "x509-key-file");
|
577 |
if (str) {
|
578 |
x509_key_file = g_strdup(str); |
579 |
} else {
|
580 |
x509_key_file = g_malloc(len); |
581 |
snprintf(x509_key_file, len, "%s/%s", x509_dir, X509_SERVER_KEY_FILE);
|
582 |
} |
583 |
|
584 |
str = qemu_opt_get(opts, "x509-cert-file");
|
585 |
if (str) {
|
586 |
x509_cert_file = g_strdup(str); |
587 |
} else {
|
588 |
x509_cert_file = g_malloc(len); |
589 |
snprintf(x509_cert_file, len, "%s/%s", x509_dir, X509_SERVER_CERT_FILE);
|
590 |
} |
591 |
|
592 |
str = qemu_opt_get(opts, "x509-cacert-file");
|
593 |
if (str) {
|
594 |
x509_cacert_file = g_strdup(str); |
595 |
} else {
|
596 |
x509_cacert_file = g_malloc(len); |
597 |
snprintf(x509_cacert_file, len, "%s/%s", x509_dir, X509_CA_CERT_FILE);
|
598 |
} |
599 |
|
600 |
x509_key_password = qemu_opt_get(opts, "x509-key-password");
|
601 |
x509_dh_file = qemu_opt_get(opts, "x509-dh-file");
|
602 |
tls_ciphers = qemu_opt_get(opts, "tls-ciphers");
|
603 |
} |
604 |
|
605 |
addr = qemu_opt_get(opts, "addr");
|
606 |
addr_flags = 0;
|
607 |
if (qemu_opt_get_bool(opts, "ipv4", 0)) { |
608 |
addr_flags |= SPICE_ADDR_FLAG_IPV4_ONLY; |
609 |
} else if (qemu_opt_get_bool(opts, "ipv6", 0)) { |
610 |
addr_flags |= SPICE_ADDR_FLAG_IPV6_ONLY; |
611 |
} |
612 |
|
613 |
spice_server = spice_server_new(); |
614 |
spice_server_set_addr(spice_server, addr ? addr : "", addr_flags);
|
615 |
if (port) {
|
616 |
spice_server_set_port(spice_server, port); |
617 |
} |
618 |
if (tls_port) {
|
619 |
spice_server_set_tls(spice_server, tls_port, |
620 |
x509_cacert_file, |
621 |
x509_cert_file, |
622 |
x509_key_file, |
623 |
x509_key_password, |
624 |
x509_dh_file, |
625 |
tls_ciphers); |
626 |
} |
627 |
if (password) {
|
628 |
spice_server_set_ticket(spice_server, password, 0, 0, 0); |
629 |
} |
630 |
if (qemu_opt_get_bool(opts, "sasl", 0)) { |
631 |
#if SPICE_SERVER_VERSION >= 0x000900 /* 0.9.0 */ |
632 |
if (spice_server_set_sasl_appname(spice_server, "qemu") == -1 || |
633 |
spice_server_set_sasl(spice_server, 1) == -1) { |
634 |
error_report("spice: failed to enable sasl");
|
635 |
exit(1);
|
636 |
} |
637 |
#else
|
638 |
error_report("spice: sasl is not available (spice >= 0.9 required)");
|
639 |
exit(1);
|
640 |
#endif
|
641 |
} |
642 |
if (qemu_opt_get_bool(opts, "disable-ticketing", 0)) { |
643 |
auth = "none";
|
644 |
spice_server_set_noauth(spice_server); |
645 |
} |
646 |
|
647 |
if (qemu_opt_get_bool(opts, "disable-copy-paste", 0)) { |
648 |
spice_server_set_agent_copypaste(spice_server, false);
|
649 |
} |
650 |
|
651 |
compression = SPICE_IMAGE_COMPRESS_AUTO_GLZ; |
652 |
str = qemu_opt_get(opts, "image-compression");
|
653 |
if (str) {
|
654 |
compression = parse_compression(str); |
655 |
} |
656 |
spice_server_set_image_compression(spice_server, compression); |
657 |
|
658 |
wan_compr = SPICE_WAN_COMPRESSION_AUTO; |
659 |
str = qemu_opt_get(opts, "jpeg-wan-compression");
|
660 |
if (str) {
|
661 |
wan_compr = parse_wan_compression(str); |
662 |
} |
663 |
spice_server_set_jpeg_compression(spice_server, wan_compr); |
664 |
|
665 |
wan_compr = SPICE_WAN_COMPRESSION_AUTO; |
666 |
str = qemu_opt_get(opts, "zlib-glz-wan-compression");
|
667 |
if (str) {
|
668 |
wan_compr = parse_wan_compression(str); |
669 |
} |
670 |
spice_server_set_zlib_glz_compression(spice_server, wan_compr); |
671 |
|
672 |
str = qemu_opt_get(opts, "streaming-video");
|
673 |
if (str) {
|
674 |
int streaming_video = parse_stream_video(str);
|
675 |
spice_server_set_streaming_video(spice_server, streaming_video); |
676 |
} |
677 |
|
678 |
spice_server_set_agent_mouse |
679 |
(spice_server, qemu_opt_get_bool(opts, "agent-mouse", 1)); |
680 |
spice_server_set_playback_compression |
681 |
(spice_server, qemu_opt_get_bool(opts, "playback-compression", 1)); |
682 |
|
683 |
qemu_opt_foreach(opts, add_channel, NULL, 0); |
684 |
|
685 |
if (0 != spice_server_init(spice_server, &core_interface)) { |
686 |
error_report("failed to initialize spice server");
|
687 |
exit(1);
|
688 |
}; |
689 |
using_spice = 1;
|
690 |
|
691 |
migration_state.notify = migration_state_notifier; |
692 |
add_migration_state_change_notifier(&migration_state); |
693 |
#ifdef SPICE_INTERFACE_MIGRATION
|
694 |
spice_migrate.sin.base.sif = &migrate_interface.base; |
695 |
spice_migrate.connect_complete.cb = NULL;
|
696 |
qemu_spice_add_interface(&spice_migrate.sin.base); |
697 |
#endif
|
698 |
|
699 |
qemu_spice_input_init(); |
700 |
qemu_spice_audio_init(); |
701 |
|
702 |
g_free(x509_key_file); |
703 |
g_free(x509_cert_file); |
704 |
g_free(x509_cacert_file); |
705 |
} |
706 |
|
707 |
int qemu_spice_add_interface(SpiceBaseInstance *sin)
|
708 |
{ |
709 |
if (!spice_server) {
|
710 |
if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) { |
711 |
error_report("Oops: spice configured but not active");
|
712 |
exit(1);
|
713 |
} |
714 |
/*
|
715 |
* Create a spice server instance.
|
716 |
* It does *not* listen on the network.
|
717 |
* It handles QXL local rendering only.
|
718 |
*
|
719 |
* With a command line like '-vnc :0 -vga qxl' you'll end up here.
|
720 |
*/
|
721 |
spice_server = spice_server_new(); |
722 |
spice_server_init(spice_server, &core_interface); |
723 |
} |
724 |
return spice_server_add_interface(spice_server, sin);
|
725 |
} |
726 |
|
727 |
static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn) |
728 |
{ |
729 |
time_t lifetime, now = time(NULL);
|
730 |
char *passwd;
|
731 |
|
732 |
if (now < auth_expires) {
|
733 |
passwd = auth_passwd; |
734 |
lifetime = (auth_expires - now); |
735 |
if (lifetime > INT_MAX) {
|
736 |
lifetime = INT_MAX; |
737 |
} |
738 |
} else {
|
739 |
passwd = NULL;
|
740 |
lifetime = 1;
|
741 |
} |
742 |
return spice_server_set_ticket(spice_server, passwd, lifetime,
|
743 |
fail_if_conn, disconnect_if_conn); |
744 |
} |
745 |
|
746 |
int qemu_spice_set_passwd(const char *passwd, |
747 |
bool fail_if_conn, bool disconnect_if_conn) |
748 |
{ |
749 |
free(auth_passwd); |
750 |
auth_passwd = strdup(passwd); |
751 |
return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn);
|
752 |
} |
753 |
|
754 |
int qemu_spice_set_pw_expire(time_t expires)
|
755 |
{ |
756 |
auth_expires = expires; |
757 |
return qemu_spice_set_ticket(false, false); |
758 |
} |
759 |
|
760 |
int qemu_spice_display_add_client(int csock, int skipauth, int tls) |
761 |
{ |
762 |
#if SPICE_SERVER_VERSION >= 0x000a01 |
763 |
if (tls) {
|
764 |
return spice_server_add_ssl_client(spice_server, csock, skipauth);
|
765 |
} else {
|
766 |
return spice_server_add_client(spice_server, csock, skipauth);
|
767 |
} |
768 |
#else
|
769 |
return -1; |
770 |
#endif
|
771 |
} |
772 |
|
773 |
static void spice_register_config(void) |
774 |
{ |
775 |
qemu_add_opts(&qemu_spice_opts); |
776 |
} |
777 |
machine_init(spice_register_config); |
778 |
|
779 |
static void spice_register_types(void) |
780 |
{ |
781 |
qemu_spice_init(); |
782 |
} |
783 |
|
784 |
type_init(spice_register_types) |