Brad Bishop | 7739049 | 2016-04-13 10:47:19 -0400 | [diff] [blame^] | 1 | #include <stdio.h> |
| 2 | #include <stdbool.h> |
| 3 | #include <string.h> |
| 4 | #include "interfaces/openbmc_intf.h" |
| 5 | #include "openbmc.h" |
| 6 | #include "object_mapper.h" |
| 7 | |
| 8 | /* ------------------------------------------------------------------------- */ |
| 9 | static const gchar* dbus_object_path = "/org/openbmc/control/flash"; |
| 10 | static const gchar* dbus_name = "org.openbmc.control.Flash"; |
| 11 | static const gchar* FLASHER_BIN = "flasher.exe"; |
| 12 | static const gchar* DLOAD_BUS = "org.openbmc.managers.Download"; |
| 13 | static const gchar* DLOAD_OBJ = "/org/openbmc/managers/Download"; |
| 14 | |
| 15 | static GDBusObjectManagerServer *manager = NULL; |
| 16 | |
| 17 | void |
| 18 | catch_child(int sig_num) |
| 19 | { |
| 20 | /* when we get here, we know there's a zombie child waiting */ |
| 21 | int child_status; |
| 22 | |
| 23 | wait(&child_status); |
| 24 | printf("flasher exited.\n"); |
| 25 | } |
| 26 | |
| 27 | int |
| 28 | update(Flash* flash, const char* obj_path) |
| 29 | { |
| 30 | pid_t pid; |
| 31 | int status=-1; |
| 32 | pid = fork(); |
| 33 | if(pid == 0) |
| 34 | { |
| 35 | const gchar* path = flash_get_flasher_path(flash); |
| 36 | const gchar* name = flash_get_flasher_name(flash); |
| 37 | const gchar* inst = flash_get_flasher_instance(flash); |
| 38 | const gchar* filename = flash_get_filename(flash); |
| 39 | status = execl(path, name, inst, filename, obj_path, NULL); |
| 40 | return status; |
| 41 | } |
| 42 | return 0; |
| 43 | } |
| 44 | |
| 45 | static gboolean |
| 46 | on_init(Flash *f, |
| 47 | GDBusMethodInvocation *invocation, |
| 48 | gpointer user_data) |
| 49 | { |
| 50 | flash_complete_init(f,invocation); |
| 51 | |
| 52 | //tune flash |
| 53 | if(strcmp(flash_get_flasher_instance(f),"bios") == 0) |
| 54 | { |
| 55 | flash_set_filename(f,""); |
| 56 | const gchar* obj_path = g_dbus_object_get_object_path((GDBusObject*)user_data); |
| 57 | int rc = update(f,obj_path); |
| 58 | if(rc==-1) |
| 59 | { |
| 60 | printf("ERROR FlashControl: Unable to init\n"); |
| 61 | } |
| 62 | sleep(3); |
| 63 | rc = update(f,obj_path); |
| 64 | |
| 65 | } |
| 66 | return TRUE; |
| 67 | } |
| 68 | |
| 69 | static gboolean |
| 70 | on_lock(SharedResource *lock, |
| 71 | GDBusMethodInvocation *invocation, |
| 72 | gchar* name, |
| 73 | gpointer user_data) |
| 74 | { |
| 75 | gboolean locked = shared_resource_get_lock(lock); |
| 76 | if(locked) |
| 77 | { |
| 78 | const gchar* name = shared_resource_get_name(lock); |
| 79 | printf("ERROR: BIOS Flash is already locked: %s\n",name); |
| 80 | } |
| 81 | else |
| 82 | { |
| 83 | printf("Locking BIOS Flash: %s\n",name); |
| 84 | shared_resource_set_lock(lock,true); |
| 85 | shared_resource_set_name(lock,name); |
| 86 | } |
| 87 | shared_resource_complete_lock(lock,invocation); |
| 88 | return TRUE; |
| 89 | } |
| 90 | |
| 91 | static gboolean |
| 92 | on_is_locked(SharedResource *lock, |
| 93 | GDBusMethodInvocation *invocation, |
| 94 | gpointer user_data) |
| 95 | { |
| 96 | gboolean locked = shared_resource_get_lock(lock); |
| 97 | const gchar* name = shared_resource_get_name(lock); |
| 98 | shared_resource_complete_is_locked(lock,invocation,locked,name); |
| 99 | return TRUE; |
| 100 | } |
| 101 | |
| 102 | static gboolean |
| 103 | on_unlock(SharedResource *lock, |
| 104 | GDBusMethodInvocation *invocation, |
| 105 | gpointer user_data) |
| 106 | { |
| 107 | printf("Unlocking BIOS Flash\n"); |
| 108 | shared_resource_set_lock(lock,false); |
| 109 | shared_resource_set_name(lock,""); |
| 110 | shared_resource_complete_unlock(lock,invocation); |
| 111 | return TRUE; |
| 112 | } |
| 113 | |
| 114 | static gboolean |
| 115 | on_update_via_tftp(Flash *flash, |
| 116 | GDBusMethodInvocation *invocation, |
| 117 | gchar* url, |
| 118 | gchar* write_file, |
| 119 | gpointer user_data) |
| 120 | { |
| 121 | SharedResource *lock = object_get_shared_resource((Object*)user_data); |
| 122 | gboolean locked = shared_resource_get_lock(lock); |
| 123 | flash_complete_update_via_tftp(flash,invocation); |
| 124 | if(locked) |
| 125 | { |
| 126 | const gchar* name = shared_resource_get_name(lock); |
| 127 | printf("BIOS Flash is locked: %s\n",name); |
| 128 | } |
| 129 | else |
| 130 | { |
| 131 | printf("Flashing BIOS from TFTP: %s,%s\n",url,write_file); |
| 132 | flash_set_filename(flash,write_file); |
| 133 | flash_emit_download(flash,url,write_file); |
| 134 | flash_set_status(flash,"Downloading"); |
| 135 | } |
| 136 | return TRUE; |
| 137 | } |
| 138 | |
| 139 | static gboolean |
| 140 | on_error(Flash *flash, |
| 141 | GDBusMethodInvocation *invocation, |
| 142 | gchar* error_msg, |
| 143 | gpointer user_data) |
| 144 | { |
| 145 | int rc = 0; |
| 146 | SharedResource *lock = object_get_shared_resource((Object*)user_data); |
| 147 | gboolean locked = shared_resource_get_lock(lock); |
| 148 | flash_set_status(flash, error_msg); |
| 149 | flash_complete_error(flash,invocation); |
| 150 | printf("ERROR: %s. Clearing locks\n",error_msg); |
| 151 | shared_resource_set_lock(lock,false); |
| 152 | shared_resource_set_name(lock,""); |
| 153 | |
| 154 | return TRUE; |
| 155 | } |
| 156 | |
| 157 | static gboolean |
| 158 | on_done(Flash *flash, |
| 159 | GDBusMethodInvocation *invocation, |
| 160 | gpointer user_data) |
| 161 | { |
| 162 | int rc = 0; |
| 163 | SharedResource *lock = object_get_shared_resource((Object*)user_data); |
| 164 | gboolean locked = shared_resource_get_lock(lock); |
| 165 | flash_set_status(flash, "Flash Done"); |
| 166 | flash_complete_done(flash,invocation); |
| 167 | printf("Flash Done. Clearing locks\n"); |
| 168 | shared_resource_set_lock(lock,false); |
| 169 | shared_resource_set_name(lock,""); |
| 170 | const gchar* filename = flash_get_filename(flash); |
| 171 | rc = unlink(filename); |
| 172 | if(rc != 0 ) |
| 173 | { |
| 174 | printf("ERROR: Unable to delete file %s (%d)\n",filename,rc); |
| 175 | } |
| 176 | |
| 177 | return TRUE; |
| 178 | } |
| 179 | |
| 180 | static gboolean |
| 181 | on_update(Flash *flash, |
| 182 | GDBusMethodInvocation *invocation, |
| 183 | gchar* write_file, |
| 184 | gpointer user_data) |
| 185 | { |
| 186 | int rc = 0; |
| 187 | SharedResource *lock = object_get_shared_resource((Object*)user_data); |
| 188 | gboolean locked = shared_resource_get_lock(lock); |
| 189 | flash_set_status(flash,"Flashing"); |
| 190 | flash_complete_update(flash,invocation); |
| 191 | if(locked) |
| 192 | { |
| 193 | const gchar* name = shared_resource_get_name(lock); |
| 194 | printf("BIOS Flash is locked: %s\n",name); |
| 195 | } |
| 196 | else |
| 197 | { |
| 198 | printf("Flashing BIOS from: %s\n",write_file); |
| 199 | flash_set_status(flash, "Flashing"); |
| 200 | shared_resource_set_lock(lock,true); |
| 201 | shared_resource_set_name(lock,dbus_object_path); |
| 202 | flash_set_filename(flash,write_file); |
| 203 | const gchar* obj_path = g_dbus_object_get_object_path((GDBusObject*)user_data); |
| 204 | rc = update(flash,obj_path); |
| 205 | if(!rc) |
| 206 | { |
| 207 | shared_resource_set_lock(lock,false); |
| 208 | shared_resource_set_name(lock,""); |
| 209 | } |
| 210 | } |
| 211 | return TRUE; |
| 212 | } |
| 213 | |
| 214 | static void |
| 215 | on_flash_progress(GDBusConnection* connection, |
| 216 | const gchar* sender_name, |
| 217 | const gchar* object_path, |
| 218 | const gchar* interface_name, |
| 219 | const gchar* signal_name, |
| 220 | GVariant* parameters, |
| 221 | gpointer user_data) |
| 222 | { |
| 223 | Flash *flash = object_get_flash((Object*)user_data); |
| 224 | SharedResource *lock = object_get_shared_resource((Object*)user_data); |
| 225 | GVariantIter *iter = g_variant_iter_new(parameters); |
| 226 | GVariant* v_filename = g_variant_iter_next_value(iter); |
| 227 | GVariant* v_progress = g_variant_iter_next_value(iter); |
| 228 | |
| 229 | uint8_t progress = g_variant_get_byte(v_progress); |
| 230 | |
| 231 | gchar *s; |
| 232 | s = g_strdup_printf("Flashing: %d%%",progress); |
| 233 | flash_set_status(flash,s); |
| 234 | g_free(s); |
| 235 | } |
| 236 | |
| 237 | static void |
| 238 | on_flash_done(GDBusConnection* connection, |
| 239 | const gchar* sender_name, |
| 240 | const gchar* object_path, |
| 241 | const gchar* interface_name, |
| 242 | const gchar* signal_name, |
| 243 | GVariant* parameters, |
| 244 | gpointer user_data) |
| 245 | { |
| 246 | Flash *flash = object_get_flash((Object*)user_data); |
| 247 | SharedResource *lock = object_get_shared_resource((Object*)user_data); |
| 248 | printf("Flash succeeded; unlocking flash\n"); |
| 249 | shared_resource_set_lock(lock,false); |
| 250 | shared_resource_set_name(lock,""); |
| 251 | flash_set_status(flash,"Flash Done"); |
| 252 | } |
| 253 | |
| 254 | static void |
| 255 | on_flash_error(GDBusConnection* connection, |
| 256 | const gchar* sender_name, |
| 257 | const gchar* object_path, |
| 258 | const gchar* interface_name, |
| 259 | const gchar* signal_name, |
| 260 | GVariant* parameters, |
| 261 | gpointer user_data) |
| 262 | { |
| 263 | Flash *flash = object_get_flash((Object*)user_data); |
| 264 | SharedResource *lock = object_get_shared_resource((Object*)user_data); |
| 265 | printf("Flash Error; unlocking flash\n"); |
| 266 | shared_resource_set_lock(lock,false); |
| 267 | shared_resource_set_name(lock,""); |
| 268 | } |
| 269 | |
| 270 | static void |
| 271 | on_download_error(GDBusConnection* connection, |
| 272 | const gchar* sender_name, |
| 273 | const gchar* object_path, |
| 274 | const gchar* interface_name, |
| 275 | const gchar* signal_name, |
| 276 | GVariant* parameters, |
| 277 | gpointer user_data) |
| 278 | { |
| 279 | Flash *flash = object_get_flash((Object*)user_data); |
| 280 | SharedResource *lock = object_get_shared_resource((Object*)user_data); |
| 281 | printf("ERROR: FlashBios: Download error; clearing flash lock\n"); |
| 282 | shared_resource_set_lock(lock,false); |
| 283 | shared_resource_set_name(lock,""); |
| 284 | } |
| 285 | |
| 286 | static void |
| 287 | on_bus_acquired(GDBusConnection *connection, |
| 288 | const gchar *name, |
| 289 | gpointer user_data) |
| 290 | { |
| 291 | ObjectSkeleton *object; |
| 292 | cmdline *cmd = user_data; |
| 293 | manager = g_dbus_object_manager_server_new(dbus_object_path); |
| 294 | int i=0; |
| 295 | |
| 296 | //TODO: don't use fixed buffer |
| 297 | char flasher_path[512]; |
| 298 | memset(flasher_path, '\0', sizeof(flasher_path)); |
| 299 | bool found = false; |
| 300 | gchar *flasher_file; |
| 301 | int c = strlen(cmd->argv[0]); |
| 302 | while(c>0) |
| 303 | { |
| 304 | if(cmd->argv[0][c] == '/') |
| 305 | { |
| 306 | strncpy(flasher_path,cmd->argv[0],c); |
| 307 | flasher_file = g_strdup_printf("%s/%s",flasher_path,FLASHER_BIN); |
| 308 | break; |
| 309 | } |
| 310 | c--; |
| 311 | } |
| 312 | |
| 313 | const char* inst[] = {"bios"}; |
| 314 | for(i=0;i<1;i++) |
| 315 | { |
| 316 | gchar* s; |
| 317 | s = g_strdup_printf("%s/%s",dbus_object_path,inst[i]); |
| 318 | object = object_skeleton_new(s); |
| 319 | g_free(s); |
| 320 | |
| 321 | Flash* flash = flash_skeleton_new(); |
| 322 | object_skeleton_set_flash(object, flash); |
| 323 | g_object_unref(flash); |
| 324 | |
| 325 | SharedResource* lock = shared_resource_skeleton_new(); |
| 326 | object_skeleton_set_shared_resource(object, lock); |
| 327 | g_object_unref(lock); |
| 328 | |
| 329 | ObjectMapper* mapper = object_mapper_skeleton_new(); |
| 330 | object_skeleton_set_object_mapper(object, mapper); |
| 331 | g_object_unref(mapper); |
| 332 | |
| 333 | shared_resource_set_lock(lock,false); |
| 334 | shared_resource_set_name(lock,""); |
| 335 | |
| 336 | flash_set_flasher_path(flash,flasher_file); |
| 337 | flash_set_flasher_name(flash,FLASHER_BIN); |
| 338 | flash_set_flasher_instance(flash,inst[i]); |
| 339 | //g_free (s); |
| 340 | |
| 341 | |
| 342 | //define method callbacks here |
| 343 | g_signal_connect(lock, |
| 344 | "handle-lock", |
| 345 | G_CALLBACK(on_lock), |
| 346 | NULL); /* user_data */ |
| 347 | g_signal_connect(lock, |
| 348 | "handle-unlock", |
| 349 | G_CALLBACK(on_unlock), |
| 350 | NULL); /* user_data */ |
| 351 | g_signal_connect(lock, |
| 352 | "handle-is-locked", |
| 353 | G_CALLBACK(on_is_locked), |
| 354 | NULL); /* user_data */ |
| 355 | |
| 356 | g_signal_connect(flash, |
| 357 | "handle-update", |
| 358 | G_CALLBACK(on_update), |
| 359 | object); /* user_data */ |
| 360 | |
| 361 | g_signal_connect(flash, |
| 362 | "handle-error", |
| 363 | G_CALLBACK(on_error), |
| 364 | object); /* user_data */ |
| 365 | |
| 366 | g_signal_connect(flash, |
| 367 | "handle-done", |
| 368 | G_CALLBACK(on_done), |
| 369 | object); /* user_data */ |
| 370 | |
| 371 | g_signal_connect(flash, |
| 372 | "handle-update-via-tftp", |
| 373 | G_CALLBACK(on_update_via_tftp), |
| 374 | object); /* user_data */ |
| 375 | |
| 376 | g_signal_connect(flash, |
| 377 | "handle-init", |
| 378 | G_CALLBACK(on_init), |
| 379 | object); /* user_data */ |
| 380 | |
| 381 | s = g_strdup_printf("/org/openbmc/control/%s",inst[i]); |
| 382 | g_dbus_connection_signal_subscribe(connection, |
| 383 | NULL, |
| 384 | "org.openbmc.FlashControl", |
| 385 | "Progress", |
| 386 | s, |
| 387 | NULL, |
| 388 | G_DBUS_SIGNAL_FLAGS_NONE, |
| 389 | (GDBusSignalCallback) on_flash_progress, |
| 390 | object, |
| 391 | NULL ); |
| 392 | |
| 393 | g_free(s); |
| 394 | |
| 395 | |
| 396 | flash_set_filename(flash,""); |
| 397 | /* Export the object (@manager takes its own reference to @object) */ |
| 398 | g_dbus_object_manager_server_export(manager, G_DBUS_OBJECT_SKELETON(object)); |
| 399 | g_object_unref(object); |
| 400 | } |
| 401 | g_free(flasher_file); |
| 402 | /* Export all objects */ |
| 403 | g_dbus_object_manager_server_set_connection(manager, connection); |
| 404 | emit_object_added((GDBusObjectManager*)manager); |
| 405 | } |
| 406 | |
| 407 | static void |
| 408 | on_name_acquired(GDBusConnection *connection, |
| 409 | const gchar *name, |
| 410 | gpointer user_data) |
| 411 | { |
| 412 | // g_print ("Acquired the name %s\n", name); |
| 413 | } |
| 414 | |
| 415 | static void |
| 416 | on_name_lost(GDBusConnection *connection, |
| 417 | const gchar *name, |
| 418 | gpointer user_data) |
| 419 | { |
| 420 | //g_print ("Lost the name %s\n", name); |
| 421 | } |
| 422 | |
| 423 | gint |
| 424 | main(gint argc, gchar *argv[]) |
| 425 | { |
| 426 | GMainLoop *loop; |
| 427 | cmdline cmd; |
| 428 | cmd.argc = argc; |
| 429 | cmd.argv = argv; |
| 430 | guint id; |
| 431 | loop = g_main_loop_new(NULL, FALSE); |
| 432 | |
| 433 | //signal(SIGCHLD, catch_child); |
| 434 | id = g_bus_own_name(DBUS_TYPE, |
| 435 | dbus_name, |
| 436 | G_BUS_NAME_OWNER_FLAGS_ALLOW_REPLACEMENT | |
| 437 | G_BUS_NAME_OWNER_FLAGS_REPLACE, |
| 438 | on_bus_acquired, |
| 439 | on_name_acquired, |
| 440 | on_name_lost, |
| 441 | &cmd, |
| 442 | NULL); |
| 443 | |
| 444 | g_main_loop_run(loop); |
| 445 | |
| 446 | g_bus_unown_name(id); |
| 447 | g_main_loop_unref(loop); |
| 448 | return 0; |
| 449 | } |