am_daemon/amd_main.c

   1 /*
   2  *  aul
   3  *
   4  * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
   5  *
   6  * Contact: Jayoun Lee <airjany@samsung.com>, Sewook Park <sewook7.park@samsung.com>, Jaeho Lee <jaeho81.lee@samsung.com>
   7  *
   8  * Licensed under the Apache License, Version 2.0 (the "License");
   9  * you may not use this file except in compliance with the License.
  10  * You may obtain a copy of the License at
  11  *
  12  * http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  *
  20  */
  21
  22 #include <stdio.h>
  23 #include <sys/types.h>
  24 #include <sys/stat.h>
  25 #include <sys/inotify.h>
  26 #include <fcntl.h>
  27 #include <Ecore_X.h>
  28 #include <Ecore_Input.h>
  29 #include <utilX.h>
  30 #include <Ecore.h>
  31 #include <Evas.h>
  32 #include <aul.h>
  33 #include <vconf.h>
  34 #ifdef _APPFW_FEATURE_APP_CHECKER
  35 #include <app-checker-server.h>
  36 #endif
  37 #include <glib.h>
  38 #include <sys/resource.h>
  39 #include <assert.h>
  40 #include <pkgmgr-info.h>
  41 #include <proc_stat.h>
  42
  43 #include "amd_config.h"
  44 #include "simple_util.h"
  45 #include "aul_util.h"
  46 #include "app_sock.h"
  47 #include "amd_appinfo.h"
  48 #include "amd_cgutil.h"
  49 #include "amd_key.h"
  50 #include "amd_status.h"
  51 #include "amd_launch.h"
  52 #include "amd_request.h"
  53
  54 #ifndef MOUNT_PATH
  55 #  define MOUNT_PATH "/sys/fs/cgroup"
  56 #endif
  57
  58 #ifndef AGENT_PATH
  59 #  define AGENT_PATH "/usr/bin/daemon-manager-release-agent"
  60 #endif
  61
  62 #ifdef _APPFW_FEATURE_BG_PROCESS_LIMIT
  63 typedef struct _r_app_info_t{
  64         char pkg_name[MAX_PACKAGE_STR_SIZE];
  65         int pid;
  66 } r_app_info_t;
  67
  68 GSList *r_app_info_list = NULL;
  69 #endif
  70
  71 gboolean platform_ready = false;
  72
  73 #define WINDOW_READY    "/tmp/.wm_ready"
  74
  75 typedef struct _window_watch {
  76         int watch_fd;
  77         int win_watch_wd;
  78         Ecore_Fd_Handler *win_watch_ewd;
  79 } _window_watch_t;
  80 static _window_watch_t *win_info_t = NULL;
  81
  82 #ifdef _APPFW_FEATURE_BG_PROCESS_LIMIT
  83 static void __vconf_cb(keynode_t *key, void *data);
  84 #endif
  85 static int __app_dead_handler(int pid, void *data);
  86 static int __init();
  87
  88 extern int _status_init(struct amdmgr* amd);
  89
  90 static int __send_to_sigkill(int pid)
  91 {
  92         int pgid;
  93
  94         _D("__send_to_sigkill, pid: %d", pid);
  95
  96         pgid = getpgid(pid);
  97         if (pgid <= 1)
  98                 return -1;
  99
 100         if (killpg(pgid, SIGKILL) < 0)
 101                 return -1;
 102
 103         return 0;
 104 }
 105
 106 #ifdef _APPFW_FEATURE_BG_PROCESS_LIMIT
 107 static int __kill_bg_apps(int limit)
 108 {
 109         int len;
 110         int i;
 111         int n;
 112         r_app_info_t *info_t = NULL;
 113         GSList *iter = NULL;
 114
 115         len = g_slist_length(r_app_info_list);
 116
 117         n = len - limit;
 118
 119         if (n<=0) return 0;
 120
 121         for ( i=0, iter = r_app_info_list; i<n ; i++) {
 122                 info_t = (r_app_info_t *)iter->data;
 123                 //__send_to_sigkill(info_t->pid);
 124                 proc_group_change_status(PROC_CGROUP_SET_TERMINATE_REQUEST, info_t->pid, NULL);
 125                 _term_app(info_t->pid, 0);
 126                 iter = g_slist_next(iter);
 127                 r_app_info_list = g_slist_remove(r_app_info_list, info_t);
 128                 free(info_t);
 129         }
 130
 131         return 0;
 132 }
 133
 134 static int __remove_item_running_list(int pid)
 135 {
 136         r_app_info_t *info_t = NULL;
 137         GSList *iter = NULL;
 138
 139         for (iter = r_app_info_list; iter != NULL; iter = g_slist_next(iter))
 140         {
 141                 info_t = (r_app_info_t *)iter->data;
 142                 if(pid == info_t->pid) {
 143                         r_app_info_list = g_slist_remove(r_app_info_list, info_t);
 144                         free(info_t);
 145                         break;
 146                 }
 147         }
 148         return 0;
 149 }
 150
 151 gboolean __add_item_running_list(gpointer user_data)
 152 {
 153
 154         bool taskmanage;
 155         pkgmgrinfo_appinfo_h handle = NULL;
 156         int ret = 0;
 157         r_app_info_t *info_t = NULL;
 158         GSList *iter = NULL;
 159         int found = 0;
 160         int limit;
 161
 162         item_pkt_t *item  = (item_pkt_t *)user_data;
 163         if (item == NULL) {
 164                 return false;
 165         }
 166
 167         char* appid = item->appid;
 168         int pid = item->pid;
 169
 170         SECURE_LOGD("__add_item_running_list pid: %d", pid);
 171
 172         if (vconf_get_int(VCONFKEY_SETAPPL_DEVOPTION_BGPROCESS, &limit) != 0){
 173                 _E("Unable to get VCONFKEY_SETAPPL_DEVOPTION_BGPROCESS\n");
 174         }
 175
 176         if (appid == NULL) {
 177                 return false;
 178         } else if (strncmp(appid, "org.tizen.cluster-home", 24) == 0) {
 179                 if(limit>0) __kill_bg_apps(limit-1);
 180                 return false;
 181         }
 182
 183         SECURE_LOGD("__add_item_running_list appid: %s", appid);
 184
 185         ret = pkgmgrinfo_appinfo_get_appinfo(appid, &handle);
 186         if (ret != PMINFO_R_OK) {
 187                 _E("pkgmgrinfo_pkginfo_get_pkginfo with %s failed", appid);
 188                 return false;
 189         }
 190
 191         ret = pkgmgrinfo_appinfo_is_taskmanage(handle, &taskmanage);
 192         if (ret != PMINFO_R_OK) {
 193                 _E("pkgmgrinfo_appinfo_is_taskmanage failed");
 194                 goto END;
 195         }
 196
 197         if (taskmanage == false)
 198                 goto END;
 199
 200         for (iter = r_app_info_list; iter != NULL; iter = g_slist_next(iter))
 201         {
 202                 info_t = (r_app_info_t *)iter->data;
 203                 if(pid == info_t->pid) {
 204                         found = 1;
 205                         r_app_info_list = g_slist_remove(r_app_info_list, info_t);
 206                         r_app_info_list = g_slist_append(r_app_info_list, info_t);
 207                         break;
 208                 }
 209         }
 210
 211         if(found == 0) {
 212                 info_t = malloc(sizeof(r_app_info_t));
 213                 strncpy(info_t->pkg_name, appid, MAX_PACKAGE_STR_SIZE-1);
 214                 info_t->pid = pid;
 215                 r_app_info_list = g_slist_append(r_app_info_list, info_t);
 216         }
 217
 218         for (iter = r_app_info_list; iter != NULL; iter = g_slist_next(iter))
 219         {
 220                 info_t = (r_app_info_t *)iter->data;
 221         }
 222
 223         if(limit>0) __kill_bg_apps(limit);
 224
 225         for (iter = r_app_info_list; iter != NULL; iter = g_slist_next(iter))
 226         {
 227                 info_t = (r_app_info_t *)iter->data;
 228         }
 229
 230 END:
 231         pkgmgrinfo_appinfo_destroy_appinfo(handle);
 232
 233         free(item);
 234         return false;
 235 }
 236
 237 static void __vconf_cb(keynode_t *key, void *data)
 238 {
 239         int limit;
 240         const char *name;
 241
 242         name = vconf_keynode_get_name(key);
 243         if( name == NULL ) {
 244                 return;
 245         }else if ( strcmp(name, VCONFKEY_SETAPPL_DEVOPTION_BGPROCESS) == 0){
 246                 limit = vconf_keynode_get_int(key);
 247                 if(limit>0) __kill_bg_apps(limit);
 248         }
 249 }
 250 #endif
 251
 252 static int __app_dead_handler(int pid, void *data)
 253 {
 254         char trm_buf[MAX_PACKAGE_STR_SIZE];
 255         char buf[MAX_LOCAL_BUFSZ];
 256
 257         _I("__app_dead_handler, pid: %d", pid);
 258
 259         if(pid <= 0)
 260                 return 0;
 261
 262         _unregister_key_event(pid);
 263 #ifdef _APPFW_FEATURE_BG_PROCESS_LIMIT
 264         __remove_item_running_list(pid);
 265 #endif
 266         _status_remove_app_info_list(pid);
 267         snprintf(trm_buf, MAX_PACKAGE_STR_SIZE, "appinfo_terminated:[PID]%d", pid);
 268         __trm_app_info_send_socket(trm_buf);
 269
 270         snprintf(buf, MAX_LOCAL_BUFSZ, "%s/%d", AUL_SOCK_PREFIX, pid);
 271         unlink(buf);
 272
 273         return 0;
 274 }
 275
 276 static void __start_cb(void *user_data,
 277                 const char *filename, const struct appinfo *ai)
 278 {
 279         /*struct amdmgr *amd = user_data;*/
 280         const char *componet = NULL;
 281         int r;
 282
 283         componet = appinfo_get_value(ai, AIT_COMPTYPE);
 284
 285         r = appinfo_get_boolean(ai, AIT_ONBOOT);
 286
 287         if (r == 1 && strncmp(componet, "svcapp", 6) == 0)
 288         {
 289                 const char *appid = appinfo_get_value(ai, AIT_NAME);
 290                 if (_status_app_is_running(appid) < 0)
 291                 {
 292                         _I("start service (on-boot) - %s", appid);
 293                         _start_srv(ai, NULL);
 294                 }
 295                 else
 296                 {
 297                         _E("service: %s is already running", appid);
 298                 }
 299         }
 300 }
 301
 302 static void _start_services(struct amdmgr *amd)
 303 {
 304         appinfo_foreach(amd->af, __start_cb, amd);
 305 }
 306
 307 gboolean _get_platform_ready()
 308 {
 309         return platform_ready;
 310 }
 311
 312 static gboolean __platform_ready_handler(gpointer data)
 313 {
 314         _E("[Info]__platform_ready_handler");
 315         platform_ready = true;
 316
 317         return FALSE;
 318 }
 319
 320 static int __booting_done_handler(int pid, void *data)
 321 {
 322         guint timer_id;
 323
 324         _E("[Info]__booting_done_handler, pid: %d", pid);
 325
 326         _start_services((struct amdmgr*)data);
 327
 328         timer_id = g_timeout_add(60000, __platform_ready_handler, NULL);
 329
 330         return 0;
 331 }
 332
 333 static gboolean _check_window_ready(void)
 334 {
 335         if (access(WINDOW_READY, R_OK) == 0)
 336                 return true;
 337         else
 338                 return false;
 339 }
 340
 341 static void __window_init(void)
 342 {
 343         _D("_window_init");
 344
 345         ecore_x_init(NULL);
 346         _set_atom_effect();
 347 #ifndef __i386__
 348         _key_init();
 349 #endif
 350 }
 351
 352 static Eina_Bool _window_cb(void *data, Ecore_Fd_Handler * fd_handler)
 353 {
 354         int fd;
 355         char buf[FILENAME_MAX];
 356         ssize_t len = 0;
 357         struct inotify_event* event;
 358
 359         if (ecore_main_fd_handler_active_get(fd_handler, ECORE_FD_ERROR)) {
 360                 _E("An error has occurred. Stop watching this fd and quit");
 361                 return ECORE_CALLBACK_CANCEL;
 362         }
 363
 364         fd = ecore_main_fd_handler_fd_get(fd_handler);
 365         if(fd < 0) {
 366                 _E("ecore_main_fd_handler_fd_get error");
 367                 return ECORE_CALLBACK_CANCEL;
 368         }
 369         len = read(fd, buf, FILENAME_MAX);
 370
 371         event = (struct inotify_event*) &buf[0];
 372
 373         _D("filename : %s", event->name);
 374
 375         if (access(WINDOW_READY, R_OK) == 0) {
 376                 __window_init();
 377                 if (win_info_t) {
 378                         ecore_main_fd_handler_del(win_info_t->win_watch_ewd);
 379                         inotify_rm_watch(win_info_t->watch_fd, win_info_t->win_watch_wd);
 380                         free(win_info_t);
 381                         win_info_t = NULL;
 382                 }
 383         }
 384
 385         return ECORE_CALLBACK_RENEW;
 386 }
 387
 388 static void _register_window_init(void)
 389 {
 390         _D("_register_window_init");
 391
 392         win_info_t = malloc(sizeof(_window_watch_t));
 393         if (!win_info_t) {
 394                 _E("Unable to allocate memory. don't init widow\n");
 395                 return;
 396         }
 397         win_info_t->watch_fd = inotify_init();
 398         win_info_t->win_watch_wd = inotify_add_watch(win_info_t->watch_fd, "/tmp", IN_CREATE);
 399         win_info_t->win_watch_ewd = ecore_main_fd_handler_add(win_info_t->watch_fd,
 400                                                     ECORE_FD_READ, _window_cb, NULL, NULL, NULL);
 401 }
 402
 403 static void _window_init(void)
 404 {
 405         if (_check_window_ready())
 406                 __window_init();
 407         else
 408                 _register_window_init();
 409 }
 410
 411 static int __init()
 412 {
 413         struct amdmgr amd;
 414         int ret = 0;
 415
 416         ecore_init();
 417         evas_init();
 418         ecore_event_init();
 419
 420         _D("ecore init done\n");
 421
 422         ret = appinfo_init(&amd.af);
 423         assert(ret == 0);
 424
 425         ret = cgutil_create(MOUNT_PATH, AGENT_PATH, &amd.cg);
 426         assert(ret == 0);
 427
 428         ret = _request_init(&amd);
 429         assert(ret == 0);
 430
 431         _launch_init(&amd);
 432         _status_init(&amd);
 433         _window_init();
 434
 435         _D("AMD init done\n");
 436
 437 #ifdef _APPFW_FEATURE_BG_PROCESS_LIMIT
 438         if (vconf_notify_key_changed(VCONFKEY_SETAPPL_DEVOPTION_BGPROCESS, __vconf_cb, NULL) != 0) {
 439                 _E("Unable to register callback for VCONFKEY_SETAPPL_DEVOPTION_BGPROCESS\n");
 440         }
 441 #endif
 442
 443         aul_listen_app_dead_signal(__app_dead_handler, NULL);
 444         aul_listen_booting_done_signal(__booting_done_handler, &amd);
 445
 446 #ifdef _APPFW_FEATURE_PRIORITY_CHANGE
 447         int res = setpriority(PRIO_PROCESS, 0, -12);
 448         if (res == -1)
 449         {
 450                 SECURE_LOGE("Setting process (%d) priority to -12 failed, errno: %d (%s)",
 451                                 getpid(), errno, strerror(errno));
 452         }
 453 #endif
 454         return 0;
 455 }
 456
 457 gboolean  __amd_ready(gpointer user_data)
 458 {
 459         _D("AMD ready\n");
 460
 461         int handle = creat("/tmp/amd_ready", S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH);
 462         if (handle != -1)
 463                 close(handle);
 464
 465         return FALSE;
 466 }
 467
 468 int main(int argc, char *argv[])
 469 {
 470         _D("AMD main()\n");
 471
 472 #ifdef _APPFW_FEATURE_APP_CHECKER
 473         if (ac_server_initialize() != AC_R_OK){
 474                 _E("ac_server_initialize failed!\n");
 475                 assert(0);
 476                 return -1;
 477         }
 478 #endif
 479         if (__init() != 0){
 480                 assert(0);
 481                 _E("AMD Initialization failed!\n");
 482                 return -1;
 483         }
 484
 485         g_idle_add(__amd_ready, NULL);
 486
 487         ecore_main_loop_begin();
 488
 489         return 0;
 490 }