baa40e28 |
1 | /* |
2 | * Copyright (c) 2014 Ian Sutton <ian@kremlin.cc> |
3 | * |
4 | * Permission to use, copy, modify, and distribute this software for any |
5 | * purpose with or without fee is hereby granted, provided that the above |
6 | * copyright notice and this permission notice appear in all copies. |
7 | * |
8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
11 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
13 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
14 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
15 | */ |
16 | |
71e3eef1 |
17 | #include <unistd.h> |
18 | #include <limits.h> |
3eb1ef91 |
19 | #include <signal.h> |
041ce20b |
20 | #include <string.h> |
ed99526e |
21 | |
043bd2ed |
22 | #include <sys/param.h> |
962fad6d |
23 | #include <sys/sysctl.h> |
041ce20b |
24 | #include <sys/sensors.h> |
25 | #include <sys/ioctl.h> |
8504b5df |
26 | #include <sys/utsname.h> |
041ce20b |
27 | |
28 | #include <machine/apmvar.h> |
043bd2ed |
29 | |
cd16a588 |
30 | #include <glib/gprintf.h> |
ba9914b6 |
31 | #include <glib-unix.h> |
eb78abe9 |
32 | #include <polkit/polkit.h> |
cd16a588 |
33 | |
3c3794ac |
34 | #include "hostnamed-gen.h" |
3eb1ef91 |
35 | #include "hostnamed.h" |
71e3eef1 |
36 | |
7a9b162a |
37 | /* format: { |
38 | * (1) string to be matched against runtime machine's sysctl output. |
39 | * can be either the exact string or a substring contained |
40 | * within sysctl strings. no "guesses" here, a match should |
41 | * reliably indicate the chassis/icon. |
42 | * |
43 | * (2) string describing chassis type divulged by (1). |
44 | * must be one of "desktop", "laptop", "server", |
45 | * "tablet", "handset", "vm", "container" or NULL |
46 | * if only icon string can be ascertained. "vm" refers |
47 | * to operating systems running on baremetal hypervisors |
48 | * (hardware virtualization, like XEN) while "container" |
49 | * refers to OSs running on shared hypervisors like |
50 | * virtualbox or VMware. consider the distinction carefully |
51 | * as common virtualization software like KVM may share |
52 | * characteristics of both "vm" and "container" types. |
53 | * |
54 | * (3) string specifying icon to use. follows XDG icon spec. |
55 | * see http://standards.freedesktop.org/icon-naming-spec/icon-naming-spec-latest.html |
56 | * for allowed strings. |
57 | * |
58 | * (4) chassis precedence bit. TRUE if (2) is defined and |
59 | * we're certain it is the proper string. FALSE in the |
60 | * circumstance (2) may be the correct string, unless |
61 | * a match with this bit set to TRUE overrides it. |
62 | * if (2) is NULL, this bit is inconsequential. |
63 | * |
64 | * (5) icon precedence bit. see previous definition. |
65 | * } */ |
66 | struct SYSCTL_LOOKUP_TABLE { |
67 | gchar *match_string; |
68 | gchar *chassis; |
69 | gchar *icon; |
70 | gboolean chassis_precedence; |
71 | gboolean icon_precedence; |
72 | }; |
73 | |
ed99526e |
74 | GPtrArray *hostnamed_freeable; |
9d2500b0 |
75 | Hostname1 *hostnamed_interf; |
7ce16a35 |
76 | |
3eb1ef91 |
77 | GMainLoop *hostnamed_loop; |
78 | |
79 | guint bus_descriptor; |
80 | gboolean dbus_interface_exported; /* reliable because of gdbus operational guarantees */ |
81 | |
5fcfaccc |
82 | gchar *HOSTNAME, *STATIC_HOSTNAME, *PRETTY_HOSTNAME; |
7a9b162a |
83 | gchar *CHASSIS, *ICON; |
5fcfaccc |
84 | gchar *KERN_NAME, *KERN_RELEASE, *KERN_VERS, *OS_CPENAME; |
7a9b162a |
85 | |
86 | /* TODO no specific vm or laptop icon in gnome |
87 | * NOTE paravirtualization on xen is only available for linuxes right now |
88 | * dmesg on linux systems reveals xen and virtualization method (HVM or PVM) |
89 | * but we will worry about those later */ |
2e337f46 |
90 | |
91 | /* add any sysctl strings that suggest virtualization here */ |
7a9b162a |
92 | const struct SYSCTL_LOOKUP_TABLE chassis_indicator_table[] = |
93 | { |
a194b156 |
94 | { "QEMU Virtual CPU", "vm", NULL, FALSE, FALSE }, /* could be QEMU running in userspace or as part of KVM */ |
7c613054 |
95 | { "KVM", "vm", "drive-multidisk", FALSE, FALSE }, |
df95f94a |
96 | { "SmartDC HVM", "vm", "drive-multidisk", TRUE, TRUE }, /* illumos-joyent kvm */ |
a194b156 |
97 | { "VirtualBox", "vm", "drive-multidisk", TRUE, TRUE }, |
98 | { "VMware, Inc.", "vm", "drive-multidisk", TRUE, TRUE }, |
99 | { "VMware Virtual Platform", "vm", "drive-multidisk", TRUE, TRUE }, |
100 | { "Parallels", "vm", "drive-multidisk", TRUE, TRUE }, /* need verification */ |
2e337f46 |
101 | { "Xen", "vm", "drive-multidisk", FALSE, FALSE } |
a194b156 |
102 | }; /* TODO: chroots, etc. are the actual "containers", add them */ |
355f60ae |
103 | |
041ce20b |
104 | /* archs to check against when determining if machine is server */ |
105 | const gchar *server_archs[] = { |
106 | "hppa", |
107 | "sparc", |
108 | "sparc64" |
109 | }; |
962fad6d |
110 | |
7a9b162a |
111 | /* --- begin method/property/dbus signal code --- */ |
962fad6d |
112 | |
3572d013 |
113 | /* TODO the extra boolean passed to these funcs is for policykit auth */ |
114 | /* TODO complete call with error, message, etc */ |
7ce16a35 |
115 | static gboolean |
9d2500b0 |
116 | on_handle_set_hostname(Hostname1 *hn1_passed_interf, |
7ce16a35 |
117 | GDBusMethodInvocation *invoc, |
118 | const gchar *greet, |
119 | gpointer data) { |
3572d013 |
120 | GVariant *params; |
121 | gchar *proposed_hostname, *valid_hostname_buf; |
122 | gboolean policykit_auth, ret; |
123 | size_t check_length, bad_length; |
124 | |
125 | bad_length = MAXHOSTNAMELEN + 1; |
126 | proposed_hostname = NULL; |
127 | ret = FALSE; |
128 | |
129 | params = g_dbus_method_invocation_get_parameters(invoc); |
130 | g_variant_get(params, "(sb)", &proposed_hostname, &policykit_auth); |
131 | |
132 | if(proposed_hostname && (valid_hostname_buf = g_hostname_to_ascii(proposed_hostname))) { |
133 | |
134 | check_length = strnlen(proposed_hostname, bad_length); |
135 | |
136 | if(check_length < bad_length && !sethostname(proposed_hostname, check_length)) |
137 | ret = TRUE; |
138 | } |
139 | |
eb78abe9 |
140 | if(ret) |
141 | hostname1_complete_set_hostname(hn1_passed_interf, invoc); |
3572d013 |
142 | |
143 | if(proposed_hostname) |
144 | g_free(proposed_hostname); |
145 | if(valid_hostname_buf) |
146 | g_free(valid_hostname_buf); |
147 | |
148 | return ret; |
7ce16a35 |
149 | } |
150 | |
151 | static gboolean |
9d2500b0 |
152 | on_handle_set_static_hostname(Hostname1 *hn1_passed_interf, |
7ce16a35 |
153 | GDBusMethodInvocation *invoc, |
154 | const gchar *greet, |
155 | gpointer data) { |
156 | return FALSE; |
157 | } |
158 | |
159 | static gboolean |
9d2500b0 |
160 | on_handle_set_pretty_hostname(Hostname1 *hn1_passed_interf, |
7ce16a35 |
161 | GDBusMethodInvocation *invoc, |
162 | const gchar *greet, |
163 | gpointer data) { |
164 | return FALSE; |
165 | } |
166 | |
167 | static gboolean |
9d2500b0 |
168 | on_handle_set_chassis(Hostname1 *hn1_passed_interf, |
7ce16a35 |
169 | GDBusMethodInvocation *invoc, |
170 | const gchar *greet, |
171 | gpointer data) { |
172 | return FALSE; |
173 | } |
174 | |
175 | static gboolean |
9d2500b0 |
176 | on_handle_set_icon_name(Hostname1 *hn1_passed_interf, |
7ce16a35 |
177 | GDBusMethodInvocation *invoc, |
178 | const gchar *greet, |
179 | gpointer data) { |
180 | return FALSE; |
181 | } |
182 | |
355f60ae |
183 | /* note: all hostnamed/hostname1's properties are read-only, |
184 | * and do not need set_ functions, gdbus-codegen realized |
185 | * this from the XML and handled the to-be error of trying |
186 | * to set a read-only property's value |
187 | */ |
188 | |
189 | const gchar * |
190 | our_get_hostname() { |
191 | |
5fcfaccc |
192 | if(HOSTNAME) |
193 | return HOSTNAME; |
194 | |
195 | return "localhost"; |
355f60ae |
196 | } |
197 | |
198 | const gchar * |
199 | our_get_static_hostname() { |
200 | |
5fcfaccc |
201 | if(STATIC_HOSTNAME) |
202 | return STATIC_HOSTNAME; |
203 | else if(HOSTNAME) |
204 | return HOSTNAME; |
205 | |
206 | return "localhost"; |
355f60ae |
207 | } |
208 | |
209 | const gchar * |
210 | our_get_pretty_hostname() { |
211 | |
5fcfaccc |
212 | if(PRETTY_HOSTNAME) |
213 | return PRETTY_HOSTNAME; |
214 | |
8e18351c |
215 | return ""; |
355f60ae |
216 | } |
217 | |
218 | const gchar * |
219 | our_get_chassis() { |
220 | |
041ce20b |
221 | if(CHASSIS) |
222 | return CHASSIS; |
962fad6d |
223 | |
5fcfaccc |
224 | return "desktop"; /* this leads to the most generic beheivor in the unlikely case its returned */ |
355f60ae |
225 | } |
226 | |
227 | const gchar * |
228 | our_get_icon_name() { |
229 | |
041ce20b |
230 | if(ICON) |
231 | return ICON; |
232 | |
233 | return ""; |
355f60ae |
234 | } |
235 | |
236 | const gchar * |
237 | our_get_kernel_name() { |
238 | |
8504b5df |
239 | if(KERN_NAME) |
240 | return KERN_NAME; |
241 | |
242 | return ""; |
355f60ae |
243 | } |
244 | |
245 | const gchar * |
246 | our_get_kernel_version() { |
247 | |
8504b5df |
248 | if(KERN_VERS) |
249 | return KERN_VERS; |
250 | |
251 | return ""; |
355f60ae |
252 | } |
253 | |
254 | const gchar * |
255 | our_get_kernel_release() { |
256 | |
8504b5df |
257 | if(KERN_RELEASE) |
258 | return KERN_RELEASE; |
259 | |
260 | return ""; |
355f60ae |
261 | } |
262 | |
263 | const gchar * |
264 | our_get_os_cpename() { |
265 | |
8504b5df |
266 | return "ONEDAY"; |
355f60ae |
267 | } |
268 | |
269 | const gchar * |
270 | our_get_os_pretty_name() { |
271 | |
8504b5df |
272 | return "OpenBSD"; |
355f60ae |
273 | } |
274 | |
ff036f75 |
275 | /* --- end method/property/dbus signal code, begin bus/name handlers --- */ |
0df0018d |
276 | |
828caf9a |
277 | static void hostnamed_on_bus_acquired(GDBusConnection *conn, |
fbc0295f |
278 | const gchar *name, |
279 | gpointer user_data) { |
11475670 |
280 | |
3eb1ef91 |
281 | g_printf("got bus/name, exporting %s's interface...\n", name); |
11475670 |
282 | |
99ef55dd |
283 | hostnamed_interf = hostname1_skeleton_new(); |
7ce16a35 |
284 | |
355f60ae |
285 | /* attach function pointers to generated struct's method handlers */ |
7ce16a35 |
286 | g_signal_connect(hostnamed_interf, "handle-set-hostname", G_CALLBACK(on_handle_set_hostname), NULL); |
287 | g_signal_connect(hostnamed_interf, "handle-set-static-hostname", G_CALLBACK(on_handle_set_static_hostname), NULL); |
288 | g_signal_connect(hostnamed_interf, "handle-set-pretty-hostname", G_CALLBACK(on_handle_set_pretty_hostname), NULL); |
289 | g_signal_connect(hostnamed_interf, "handle-set-chassis", G_CALLBACK(on_handle_set_chassis), NULL); |
290 | g_signal_connect(hostnamed_interf, "handle-set-icon-name", G_CALLBACK(on_handle_set_icon_name), NULL); |
291 | |
355f60ae |
292 | /* set our properties before export */ |
9d2500b0 |
293 | hostname1_set_hostname(hostnamed_interf, our_get_hostname()); |
294 | hostname1_set_static_hostname(hostnamed_interf, our_get_static_hostname()); |
295 | hostname1_set_pretty_hostname(hostnamed_interf, our_get_pretty_hostname()); |
296 | hostname1_set_chassis(hostnamed_interf, our_get_chassis()); |
297 | hostname1_set_icon_name(hostnamed_interf, our_get_icon_name()); |
298 | hostname1_set_kernel_name(hostnamed_interf, our_get_kernel_name()); |
299 | hostname1_set_kernel_version(hostnamed_interf, our_get_kernel_version()); |
300 | hostname1_set_kernel_release(hostnamed_interf, our_get_kernel_release()); |
301 | hostname1_set_operating_system_cpename(hostnamed_interf, our_get_os_cpename()); |
302 | hostname1_set_operating_system_pretty_name(hostnamed_interf, our_get_os_pretty_name()); |
355f60ae |
303 | |
7ce16a35 |
304 | if(!g_dbus_interface_skeleton_export(G_DBUS_INTERFACE_SKELETON(hostnamed_interf), |
9d2500b0 |
305 | conn, |
306 | "/org/freedesktop/hostname1", |
307 | NULL)) { |
7ce16a35 |
308 | |
3eb1ef91 |
309 | g_printf("failed to export %s's interface!\n", name); /* unusual edge case, TODO check errno */ |
99ef55dd |
310 | hostnamed_mem_clean(); |
7ce16a35 |
311 | |
3eb1ef91 |
312 | } else { |
ea207ed3 |
313 | |
99ef55dd |
314 | dbus_interface_exported = TRUE; |
315 | g_printf("exported %s's interface on the system bus...\n", name); |
316 | } |
3eb1ef91 |
317 | } |
3c3794ac |
318 | |
3eb1ef91 |
319 | static void hostnamed_on_name_acquired(GDBusConnection *conn, |
99ef55dd |
320 | const gchar *name, |
3eb1ef91 |
321 | gpointer user_data) { |
322 | |
323 | g_printf("success!\n"); |
3c3794ac |
324 | } |
325 | |
828caf9a |
326 | static void hostnamed_on_name_lost(GDBusConnection *conn, |
9d2500b0 |
327 | const gchar *name, |
328 | gpointer user_data) { |
80043b36 |
329 | |
99ef55dd |
330 | if(!conn) { |
3eb1ef91 |
331 | |
99ef55dd |
332 | g_printf("failed to connect to the system bus while trying to acquire name '%s': either dbus-daemon isn't running or we don't have permission to push names and/or their interfaces to it.\n", name); |
333 | hostnamed_mem_clean(); |
334 | } |
3eb1ef91 |
335 | |
ca5a7f9f |
336 | g_printf("lost name %s, exiting...\n", name); |
ed99526e |
337 | |
fbc0295f |
338 | hostnamed_mem_clean(); |
3eb1ef91 |
339 | } |
340 | |
341 | /* --- end bus/name handlers, begin misc unix functions --- */ |
342 | |
343 | /* safe call to clean and then exit |
ca5a7f9f |
344 | * this stops our GMainLoop safely before letting main() return */ |
3eb1ef91 |
345 | void hostnamed_mem_clean() { |
346 | |
99ef55dd |
347 | g_printf("exiting...\n"); |
3eb1ef91 |
348 | |
99ef55dd |
349 | if(dbus_interface_exported) |
350 | g_dbus_interface_skeleton_unexport(G_DBUS_INTERFACE_SKELETON(hostnamed_interf)); |
3eb1ef91 |
351 | |
99ef55dd |
352 | if(g_main_loop_is_running(hostnamed_loop)) |
353 | g_main_loop_quit(hostnamed_loop); |
ed99526e |
354 | |
ea207ed3 |
355 | } |
356 | |
3eb1ef91 |
357 | /* wrapper for glib's unix signal handling; called only once if terminatating signal is raised against us */ |
358 | gboolean unix_sig_terminate_handler(gpointer data) { |
a3041e78 |
359 | |
99ef55dd |
360 | g_printf("caught SIGINT/HUP/TERM, exiting\n"); |
3eb1ef91 |
361 | |
99ef55dd |
362 | hostnamed_mem_clean(); |
363 | return G_SOURCE_REMOVE; |
3eb1ef91 |
364 | } |
365 | |
366 | void set_signal_handlers() { |
367 | |
99ef55dd |
368 | /* we don't care about its descriptor, we never need to unregister these */ |
369 | g_unix_signal_add(SIGINT, unix_sig_terminate_handler, NULL); |
370 | g_unix_signal_add(SIGHUP, unix_sig_terminate_handler, NULL); |
371 | g_unix_signal_add(SIGTERM, unix_sig_terminate_handler, NULL); |
5c2460ab |
372 | |
99ef55dd |
373 | /* TODO: the "only once" guarantee only counts towards specific signals. |
374 | * make sure calling a SIGINT and SIGHUP doesn't cause term_handler() |
375 | * to be called twice */ |
3eb1ef91 |
376 | } |
377 | |
378 | int main() { |
8504b5df |
379 | |
380 | hostnamed_freeable = g_ptr_array_new(); |
381 | |
4babc29e |
382 | /* TODO: check for valid, writable config at init. if no, complain to `make install` */ |
8504b5df |
383 | |
384 | CHASSIS = ICON = OS_CPENAME = 0; |
385 | KERN_NAME = KERN_RELEASE = KERN_VERS = 0; |
4a537080 |
386 | HOSTNAME = STATIC_HOSTNAME = PRETTY_HOSTNAME = NULL; |
4babc29e |
387 | |
99ef55dd |
388 | set_signal_handlers(); |
387173cb |
389 | |
e51864d1 |
390 | if(!determine_chassis_and_icon() || !set_uname_properties() || !set_names()) |
7a9b162a |
391 | return 1; |
392 | |
4a537080 |
393 | hostnamed_loop = g_main_loop_new(NULL, TRUE); |
ed99526e |
394 | |
99ef55dd |
395 | bus_descriptor = g_bus_own_name(G_BUS_TYPE_SYSTEM, |
3eb1ef91 |
396 | "org.freedesktop.hostname1", |
397 | G_BUS_NAME_OWNER_FLAGS_NONE, |
398 | hostnamed_on_bus_acquired, |
399 | hostnamed_on_name_acquired, |
400 | hostnamed_on_name_lost, |
401 | NULL, |
402 | NULL); |
496f5d66 |
403 | |
99ef55dd |
404 | g_main_loop_run(hostnamed_loop); |
405 | /* runs until single g_main_loop_quit() call is raised inside <interface>_mem_clean() */ |
406 | g_main_loop_unref(hostnamed_loop); |
3c3794ac |
407 | |
99ef55dd |
408 | /* guaranteed unownable */ |
409 | g_bus_unown_name(bus_descriptor); |
a3041e78 |
410 | |
99ef55dd |
411 | /* at this point no operations can occur with our data, it is safe to free it + its container */ |
412 | g_ptr_array_free(hostnamed_freeable, TRUE); |
af9f8b50 |
413 | |
99ef55dd |
414 | return 0; |
71e3eef1 |
415 | } |
416 | |
e51864d1 |
417 | gboolean set_names() { |
418 | |
4a537080 |
419 | /* (1) set up */ |
420 | gchar *hostname_buf, *static_hostname_buf, *pretty_hostname_buf; |
421 | GKeyFile *config; |
e51864d1 |
422 | size_t hostname_divider; |
423 | |
4a537080 |
424 | hostname_buf = (gchar*) g_malloc0(MAXHOSTNAMELEN); |
425 | static_hostname_buf = (gchar*) g_malloc0(4096); |
426 | pretty_hostname_buf = (gchar*) g_malloc0(4096); |
e51864d1 |
427 | |
4a537080 |
428 | config = g_key_file_new(); |
e51864d1 |
429 | |
4a537080 |
430 | g_ptr_array_add(hostnamed_freeable, hostname_buf); |
431 | g_ptr_array_add(hostnamed_freeable, static_hostname_buf); |
432 | g_ptr_array_add(hostnamed_freeable, pretty_hostname_buf); |
e51864d1 |
433 | |
4a537080 |
434 | /* (2) set HOSTNAME */ |
435 | if(gethostname(hostname_buf, MAXHOSTNAMELEN) || !g_strcmp0(hostname_buf, "")) |
436 | HOSTNAME = "localhost"; |
e51864d1 |
437 | |
4a537080 |
438 | HOSTNAME = hostname_buf; |
e51864d1 |
439 | |
4a537080 |
440 | /* this bit gets you the /etc/myname style hostname |
441 | hostname_divider = strcspn(hostname_buf, "."); |
442 | strncpy(ret, hostname_buf, hostname_divider); */ |
e51864d1 |
443 | |
4a537080 |
444 | /* (3) set PRETTY_HOSTNAME */ |
e51864d1 |
445 | if(g_key_file_load_from_file(config, "/etc/systemd_compat.conf", G_KEY_FILE_NONE, NULL) |
4a537080 |
446 | && (pretty_hostname_buf = g_key_file_get_value(config, "hostnamed", "PrettyHostname", NULL))) |
447 | PRETTY_HOSTNAME = pretty_hostname_buf; |
448 | else |
449 | PRETTY_HOSTNAME = ""; |
450 | |
e51864d1 |
451 | if(config) |
4a537080 |
452 | g_key_file_unref(config); |
e51864d1 |
453 | |
4a537080 |
454 | /* (4) set STATIC_HOSTNAME */ |
455 | if(!g_strcmp0(PRETTY_HOSTNAME, "")) |
456 | STATIC_HOSTNAME = HOSTNAME; |
e51864d1 |
457 | |
4a537080 |
458 | else if((static_hostname_buf = g_hostname_to_ascii(PRETTY_HOSTNAME))) |
459 | STATIC_HOSTNAME = static_hostname_buf; |
e51864d1 |
460 | |
4a537080 |
461 | return (HOSTNAME && STATIC_HOSTNAME && PRETTY_HOSTNAME) ? TRUE : FALSE; |
e51864d1 |
462 | |
e51864d1 |
463 | } |
464 | |
8504b5df |
465 | gboolean set_uname_properties() { |
466 | |
467 | struct utsname un; |
468 | |
469 | if(-1 == uname(&un)) |
470 | return FALSE; |
471 | |
472 | KERN_NAME = (gchar*)g_malloc0(sizeof(un.sysname)); |
473 | g_ptr_array_add(hostnamed_freeable, KERN_NAME); |
474 | g_strlcpy(KERN_NAME, un.sysname, sizeof(un.sysname)); |
475 | |
476 | KERN_RELEASE = (gchar*)g_malloc0(sizeof(un.release)); |
477 | g_ptr_array_add(hostnamed_freeable, KERN_RELEASE); |
478 | g_strlcpy(KERN_RELEASE, un.release, sizeof(un.release)); |
479 | |
480 | KERN_VERS = (gchar*)g_malloc0(sizeof(un.version)); |
481 | g_ptr_array_add(hostnamed_freeable, KERN_VERS); |
482 | g_strlcpy(KERN_VERS, un.version, sizeof(un.version)); |
483 | |
484 | return TRUE; |
485 | } |
486 | |
7a9b162a |
487 | gboolean determine_chassis_and_icon() { |
488 | |
22b13250 |
489 | const size_t bufsize = 4096; |
490 | |
041ce20b |
491 | char *hwproduct, *hwmodel, *hwvendor, *hwmachine; |
492 | size_t hwproduct_size, hwmodel_size, hwvendor_size, hwmachine_size; |
493 | int hwproduct_name[2], hwmodel_name[2], hwvendor_name[2], hwmachine_name[2]; |
962fad6d |
494 | unsigned int i; |
041ce20b |
495 | gboolean UNSURE_CHASSIS_FLAG, UNSURE_ICON_FLAG; |
496 | |
22b13250 |
497 | hwproduct_size = hwmodel_size = hwvendor_size = hwmachine_size = bufsize; |
a112db4c |
498 | UNSURE_CHASSIS_FLAG = UNSURE_ICON_FLAG = FALSE; |
1ed17375 |
499 | i = 0; |
962fad6d |
500 | |
22b13250 |
501 | hwproduct = (char*)g_malloc0(4096); |
502 | hwmodel = (char*)g_malloc0(4096); |
503 | hwvendor = (char*)g_malloc0(4096); |
504 | hwmachine = (char*)g_malloc0(4096); |
505 | |
8504b5df |
506 | g_ptr_array_add(hostnamed_freeable, hwproduct); |
507 | g_ptr_array_add(hostnamed_freeable, hwmodel); |
508 | g_ptr_array_add(hostnamed_freeable, hwvendor); |
509 | g_ptr_array_add(hostnamed_freeable, hwmachine); |
510 | |
7a9b162a |
511 | hwproduct_name[0] = CTL_HW; |
512 | hwproduct_name[1] = HW_PRODUCT; |
962fad6d |
513 | |
7a9b162a |
514 | hwmodel_name[0] = CTL_HW; |
515 | hwmodel_name[1] = HW_MODEL; |
516 | |
517 | hwvendor_name[0] = CTL_HW; |
518 | hwvendor_name[1] = HW_VENDOR; |
519 | |
041ce20b |
520 | hwmachine_name[0] = CTL_HW; |
521 | hwmachine_name[1] = HW_MACHINE; |
522 | |
7a9b162a |
523 | /* pass NULL buffer to check size first, then pass hw to be filled according to freshly-set hw_size */ |
524 | if(-1 == sysctl(hwproduct_name, 2, NULL, &hwproduct_size, NULL, 0) || -1 == sysctl(hwproduct_name, 2, hwproduct, &hwproduct_size, NULL, 0)) |
525 | return FALSE; |
526 | |
527 | if(-1 == sysctl(hwmodel_name, 2, NULL, &hwmodel_size, NULL, 0) || -1 == sysctl(hwmodel_name, 2, hwmodel, &hwmodel_size, NULL, 0)) |
528 | return FALSE; |
529 | |
530 | if(-1 == sysctl(hwvendor_name, 2, NULL, &hwvendor_size, NULL, 0) || -1 == sysctl(hwvendor_name, 2, hwvendor, &hwvendor_size, NULL, 0)) |
531 | return FALSE; |
532 | |
041ce20b |
533 | if(-1 == sysctl(hwmachine_name, 2, NULL, &hwmachine_size, NULL, 0) || -1 == sysctl(hwmachine_name, 2, hwmachine, &hwmachine_size, NULL, 0)) |
534 | return FALSE; |
535 | |
7a9b162a |
536 | /* TODO: test for laptop, if not, dmidecode for desktop vs. server |
537 | * probably move this code to vm test func and set a global after running it early, once */ |
538 | |
041ce20b |
539 | for(; i < G_N_ELEMENTS(chassis_indicator_table); i++) { |
540 | if(strcasestr(hwproduct, chassis_indicator_table[i].match_string) |
541 | || strcasestr(hwmodel, chassis_indicator_table[i].match_string) |
542 | || strcasestr(hwvendor, chassis_indicator_table[i].match_string)) { |
543 | |
544 | if(!UNSURE_CHASSIS_FLAG && chassis_indicator_table[i].chassis) { |
545 | |
546 | UNSURE_CHASSIS_FLAG = chassis_indicator_table[i].chassis_precedence; |
547 | CHASSIS = chassis_indicator_table[i].chassis; |
548 | } |
549 | |
550 | if(!UNSURE_ICON_FLAG && chassis_indicator_table[i].icon) { |
551 | |
552 | UNSURE_ICON_FLAG = chassis_indicator_table[i].icon_precedence; |
553 | ICON = chassis_indicator_table[i].icon; |
554 | } |
555 | } |
556 | } |
557 | |
558 | if(up_native_is_laptop()) { |
559 | |
560 | if(!CHASSIS) |
561 | CHASSIS = "laptop"; |
562 | if(!ICON) |
563 | ICON = "input-touchpad"; /* TODO pull an icon package that actually has the icons we're looking for */ |
564 | |
565 | } else if(is_server(hwmachine)) { |
566 | |
567 | if(!CHASSIS) |
568 | CHASSIS = "server"; |
569 | if(!ICON) |
570 | ICON = "uninterruptible-power-supply"; |
571 | |
572 | } else if(!CHASSIS || !ICON) { |
962fad6d |
573 | |
041ce20b |
574 | if(!CHASSIS) |
575 | CHASSIS = "desktop"; |
576 | if(!ICON) |
577 | ICON = "computer"; |
578 | } |
579 | |
580 | return (CHASSIS && ICON); |
581 | } |
582 | |
583 | gboolean is_server(gchar *arch) { |
584 | |
585 | unsigned int i; |
7a9b162a |
586 | |
041ce20b |
587 | for(; i < G_N_ELEMENTS(server_archs); i++) |
588 | if(strcasestr(arch, server_archs[i])) |
589 | return TRUE; |
590 | |
591 | return FALSE; |
592 | } |
593 | |
594 | gboolean up_native_is_laptop() { |
595 | |
596 | struct apm_power_info bstate; |
597 | struct sensordev acpiac; |
598 | |
599 | if (up_native_get_sensordev("acpiac0", &acpiac)) |
600 | return TRUE; |
601 | |
602 | if (-1 == ioctl(up_apm_get_fd(), APM_IOC_GETPOWER, &bstate)) |
603 | g_error("ioctl on apm fd failed : %s", g_strerror(errno)); |
604 | |
605 | return bstate.ac_state != APM_AC_UNKNOWN; |
606 | } |
607 | |
608 | int up_apm_get_fd() { |
609 | |
610 | static int apm_fd = 0; |
611 | |
612 | if(apm_fd == 0) { |
613 | |
614 | g_debug("apm_fd is not initialized yet, opening"); |
615 | |
616 | /* open /dev/apm */ |
617 | if((apm_fd = open("/dev/apm", O_RDONLY)) == -1) { |
618 | if(errno != ENXIO && errno != ENOENT) |
619 | g_error("cannot open device file"); |
620 | } |
621 | } |
622 | |
623 | return apm_fd; |
624 | } |
625 | |
626 | gboolean up_native_get_sensordev(const char * id, struct sensordev * snsrdev) { |
627 | |
628 | int devn; |
629 | size_t sdlen = sizeof(struct sensordev); |
630 | int mib[] = {CTL_HW, HW_SENSORS, 0, 0 ,0}; |
631 | |
632 | for (devn = 0 ; ; devn++) { |
633 | mib[2] = devn; |
634 | if(sysctl(mib, 3, snsrdev, &sdlen, NULL, 0) == -1) { |
635 | if(errno == ENXIO) |
636 | continue; |
637 | if(errno == ENOENT) |
638 | break; |
639 | } |
640 | |
641 | if (!strcmp(snsrdev->xname, id)) |
642 | return TRUE; |
643 | } |
644 | |
645 | return FALSE; |
962fad6d |
646 | } |