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25#include "qemu/osdep.h"
26
27#include <gio/gio.h>
28
29#include "ui/console.h"
30#include "qemu/config-file.h"
31#include "qemu/option.h"
32#include "qemu/cutils.h"
33#include "qemu/module.h"
34#include "qapi/error.h"
35#include "io/channel-command.h"
36#include "chardev/spice.h"
37#include "sysemu/sysemu.h"
38#include "qom/object.h"
39
40static const char *tmp_dir;
41static char *app_dir;
42static char *sock_path;
43
44struct VCChardev {
45 SpiceChardev parent;
46};
47
48struct VCChardevClass {
49 ChardevClass parent;
50 void (*parent_open)(Chardev *chr, ChardevBackend *backend,
51 bool *be_opened, Error **errp);
52};
53
54#define TYPE_CHARDEV_VC "chardev-vc"
55OBJECT_DECLARE_TYPE(VCChardev, VCChardevClass, CHARDEV_VC)
56
57static ChardevBackend *
58chr_spice_backend_new(void)
59{
60 ChardevBackend *be = g_new0(ChardevBackend, 1);
61
62 be->type = CHARDEV_BACKEND_KIND_SPICEPORT;
63 be->u.spiceport.data = g_new0(ChardevSpicePort, 1);
64
65 return be;
66}
67
68static void vc_chr_open(Chardev *chr,
69 ChardevBackend *backend,
70 bool *be_opened,
71 Error **errp)
72{
73 VCChardevClass *vc = CHARDEV_VC_GET_CLASS(chr);
74 ChardevBackend *be;
75 const char *fqdn = NULL;
76
77 if (strstart(chr->label, "serial", NULL)) {
78 fqdn = "org.qemu.console.serial.0";
79 } else if (strstart(chr->label, "parallel", NULL)) {
80 fqdn = "org.qemu.console.parallel.0";
81 } else if (strstart(chr->label, "compat_monitor", NULL)) {
82 fqdn = "org.qemu.monitor.hmp.0";
83 }
84
85 be = chr_spice_backend_new();
86 be->u.spiceport.data->fqdn = fqdn ?
87 g_strdup(fqdn) : g_strdup_printf("org.qemu.console.%s", chr->label);
88 vc->parent_open(chr, be, be_opened, errp);
89 qapi_free_ChardevBackend(be);
90}
91
92static void vc_chr_set_echo(Chardev *chr, bool echo)
93{
94
95}
96
97static void char_vc_class_init(ObjectClass *oc, void *data)
98{
99 VCChardevClass *vc = CHARDEV_VC_CLASS(oc);
100 ChardevClass *cc = CHARDEV_CLASS(oc);
101
102 vc->parent_open = cc->open;
103
104 cc->parse = qemu_chr_parse_vc;
105 cc->open = vc_chr_open;
106 cc->chr_set_echo = vc_chr_set_echo;
107}
108
109static const TypeInfo char_vc_type_info = {
110 .name = TYPE_CHARDEV_VC,
111 .parent = TYPE_CHARDEV_SPICEPORT,
112 .instance_size = sizeof(VCChardev),
113 .class_init = char_vc_class_init,
114 .class_size = sizeof(VCChardevClass),
115};
116
117static void spice_app_atexit(void)
118{
119 if (sock_path) {
120 unlink(sock_path);
121 }
122 if (tmp_dir) {
123 rmdir(tmp_dir);
124 }
125 g_free(sock_path);
126 g_free(app_dir);
127}
128
129static void spice_app_display_early_init(DisplayOptions *opts)
130{
131 QemuOpts *qopts;
132 QemuOptsList *list;
133 GError *err = NULL;
134
135 if (opts->has_full_screen) {
136 error_report("spice-app full-screen isn't supported yet.");
137 exit(1);
138 }
139 if (opts->has_window_close) {
140 error_report("spice-app window-close isn't supported yet.");
141 exit(1);
142 }
143
144 atexit(spice_app_atexit);
145
146 if (qemu_name) {
147 app_dir = g_build_filename(g_get_user_runtime_dir(),
148 "qemu", qemu_name, NULL);
149 if (g_mkdir_with_parents(app_dir, S_IRWXU) < -1) {
150 error_report("Failed to create directory %s: %s",
151 app_dir, strerror(errno));
152 exit(1);
153 }
154 } else {
155 app_dir = g_dir_make_tmp(NULL, &err);
156 tmp_dir = app_dir;
157 if (err) {
158 error_report("Failed to create temporary directory: %s",
159 err->message);
160 exit(1);
161 }
162 }
163 list = qemu_find_opts("spice");
164 if (list == NULL) {
165 error_report("spice-app missing spice support");
166 exit(1);
167 }
168
169 type_register(&char_vc_type_info);
170
171 sock_path = g_strjoin("", app_dir, "/", "spice.sock", NULL);
172 qopts = qemu_opts_create(list, NULL, 0, &error_abort);
173 qemu_opt_set(qopts, "disable-ticketing", "on", &error_abort);
174 qemu_opt_set(qopts, "unix", "on", &error_abort);
175 qemu_opt_set(qopts, "addr", sock_path, &error_abort);
176 qemu_opt_set(qopts, "image-compression", "off", &error_abort);
177 qemu_opt_set(qopts, "streaming-video", "off", &error_abort);
178#ifdef CONFIG_OPENGL
179 qemu_opt_set(qopts, "gl", opts->has_gl ? "on" : "off", &error_abort);
180 display_opengl = opts->has_gl;
181#endif
182}
183
184static void spice_app_display_init(DisplayState *ds, DisplayOptions *opts)
185{
186 ChardevBackend *be = chr_spice_backend_new();
187 QemuOpts *qopts;
188 GError *err = NULL;
189 gchar *uri;
190
191 be->u.spiceport.data->fqdn = g_strdup("org.qemu.monitor.qmp.0");
192 qemu_chardev_new("org.qemu.monitor.qmp", TYPE_CHARDEV_SPICEPORT,
193 be, NULL, &error_abort);
194 qopts = qemu_opts_create(qemu_find_opts("mon"),
195 NULL, 0, &error_fatal);
196 qemu_opt_set(qopts, "chardev", "org.qemu.monitor.qmp", &error_abort);
197 qemu_opt_set(qopts, "mode", "control", &error_abort);
198
199 qapi_free_ChardevBackend(be);
200 uri = g_strjoin("", "spice+unix://", app_dir, "/", "spice.sock", NULL);
201 info_report("Launching display with URI: %s", uri);
202 g_app_info_launch_default_for_uri(uri, NULL, &err);
203 if (err) {
204 error_report("Failed to launch %s URI: %s", uri, err->message);
205 error_report("You need a capable Spice client, "
206 "such as virt-viewer 8.0");
207 exit(1);
208 }
209 g_free(uri);
210}
211
212static QemuDisplay qemu_display_spice_app = {
213 .type = DISPLAY_TYPE_SPICE_APP,
214 .early_init = spice_app_display_early_init,
215 .init = spice_app_display_init,
216};
217
218static void register_spice_app(void)
219{
220 qemu_display_register(&qemu_display_spice_app);
221}
222
223type_init(register_spice_app);
224