src/monitor/stc-monitor.c

   1 /*
   2  * Copyright (c) 2016 Samsung Electronics Co., Ltd.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #include <linux/netlink.h>
  18 #include <vconf.h>
  19 #include <vconf-keys.h>
  20
  21 #include "stc-default-connection.h"
  22 #include "helper-nl.h"
  23 #include "helper-nfacct-rule.h"
  24 #include "helper-net-cls.h"
  25 #include "helper-cgroup.h"
  26 #include "helper-iptables.h"
  27 #include "counter.h"
  28 #include "table-statistics.h"
  29 #include "table-counters.h"
  30 #include "stc-monitor.h"
  31 #include "stc-time.h"
  32 #include "stc-manager-plugin-appstatus.h"
  33 #include "stc-manager-plugin-exception.h"
  34
  35 #define GRANULARITY 10
  36 #define MAX_INT_LENGTH 128
  37
  38 #ifndef VCONFKEY_STC_BACKGROUND_STATE
  39 #define VCONFKEY_STC_BACKGROUND_STATE "db/stc/background_state"
  40 #endif
  41
  42 #ifndef VCONFKEY_SETAPPL_DATA_RESTRICTION_INT
  43 #define VCONFKEY_SETAPPL_DATA_RESTRICTION_INT "db/setting/data_restriction"
  44 #endif
  45
  46 typedef struct {
  47         time_t now;
  48         time_t month_start_ts;
  49         time_t week_start_ts;
  50         time_t day_start_ts;
  51         int is_updated;
  52 } reset_time_limits_context_s;
  53
  54 typedef struct {
  55         stc_app_key_s *app_key;
  56         stc_process_key_s *proc_key;
  57         gboolean entry_removed;
  58 } remove_pid_context_s;
  59
  60 typedef struct {
  61         struct nfacct_rule *counter;
  62         int64_t bytes;
  63         gboolean data_limit_exceeded;
  64 } classid_bytes_context_s;
  65
  66 static stc_system_s *g_system = NULL;
  67
  68 //LCOV_EXCL_START
  69 static int __vconf_get_int(const char *key, int *value)
  70 {
  71         int ret = 0;
  72
  73         ret = vconf_get_int(key, value);
  74         if (ret != VCONF_OK) {
  75                 STC_LOGE("Failed to get vconfkey [%s] value", key); //LCOV_EXCL_LINE
  76                 return -1; //LCOV_EXCL_LINE
  77         }
  78
  79         return 0;
  80 }
  81
  82 static int __vconf_set_int(const char *key, int value)
  83 {
  84         int ret = 0;
  85
  86         ret = vconf_set_int(key, value);
  87         if (ret != VCONF_OK) {
  88                 STC_LOGE("Failed to set vconfkey [%s] value", key); //LCOV_EXCL_LINE
  89                 return -1; //LCOV_EXCL_LINE
  90         }
  91
  92         return 0;
  93 }
  94 //LCOV_EXCL_STOP
  95
  96 static nfacct_rule_jump __get_jump_by_intend(struct nfacct_rule *counter)
  97 {
  98         if (counter->intend == NFACCT_WARN)
  99                 return NFACCT_JUMP_ACCEPT;
 100         else if (counter->intend == NFACCT_BLOCK)
 101                 return NFACCT_JUMP_REJECT;
 102         else if (counter->intend == NFACCT_ALLOW)
 103                 return NFACCT_JUMP_ACCEPT;
 104
 105         return NFACCT_JUMP_UNKNOWN;
 106 }
 107
 108 static stc_error_e __add_iptables_tether_in(struct nfacct_rule *counter,
 109                 const gchar *ipaddr)
 110 {
 111         int ret;
 112
 113         if (counter == NULL || ipaddr == NULL)
 114                 return STC_ERROR_INVALID_PARAMETER;
 115
 116         counter->action = NFACCT_ACTION_INSERT;
 117         counter->iotype = NFACCT_COUNTER_IN;
 118         counter->jump = __get_jump_by_intend(counter);
 119         counter->iptype = NFACCT_TYPE_IPV4;
 120         counter->send_limit = 0;
 121         counter->rcv_limit = 0;
 122         counter->src_iprange_type = NFACCT_IPRANGE_TYPE_SINGLE;
 123         counter->src_ip1 = g_strdup(ipaddr);
 124
 125         ret = produce_net_rule(counter);
 126
 127         g_free(counter->src_ip1);
 128         counter->src_iprange_type = NFACCT_IPRANGE_TYPE_NONE;
 129         return ret;
 130 }
 131
 132 static stc_error_e __add_iptables_tether_out(struct nfacct_rule *counter,
 133                 const gchar *ipaddr)
 134 {
 135         int ret;
 136
 137         if (counter == NULL || ipaddr == NULL)
 138                 return STC_ERROR_INVALID_PARAMETER;
 139
 140         counter->action = NFACCT_ACTION_INSERT;
 141         counter->iotype = NFACCT_COUNTER_OUT;
 142         counter->jump = __get_jump_by_intend(counter);
 143         counter->iptype = NFACCT_TYPE_IPV4;
 144         counter->send_limit = 0;
 145         counter->rcv_limit = 0;
 146         counter->dst_iprange_type = NFACCT_IPRANGE_TYPE_SINGLE;
 147         counter->dst_ip1 = g_strdup(ipaddr);
 148
 149         ret = produce_net_rule(counter);
 150
 151         g_free(counter->dst_ip1);
 152         counter->dst_iprange_type = NFACCT_IPRANGE_TYPE_NONE;
 153         return ret;
 154 }
 155
 156 static stc_error_e __del_iptables_tether_in(struct nfacct_rule *counter,
 157                 const gchar *ipaddr)
 158 {
 159         int ret;
 160
 161         if (counter == NULL || ipaddr == NULL)
 162                 return STC_ERROR_INVALID_PARAMETER;
 163
 164         counter->action = NFACCT_ACTION_DELETE;
 165         counter->iotype = NFACCT_COUNTER_IN;
 166         counter->jump = __get_jump_by_intend(counter);
 167         counter->iptype = NFACCT_TYPE_IPV4;
 168         counter->send_limit = 0;
 169         counter->rcv_limit = 0;
 170         counter->src_iprange_type = NFACCT_IPRANGE_TYPE_SINGLE;
 171         counter->src_ip1 = g_strdup(ipaddr);
 172
 173         ret = produce_net_rule(counter);
 174
 175         g_free(counter->src_ip1);
 176         counter->src_iprange_type = NFACCT_IPRANGE_TYPE_NONE;
 177         return ret;
 178 }
 179
 180 static stc_error_e __del_iptables_tether_out(struct nfacct_rule *counter,
 181                 const gchar *ipaddr)
 182 {
 183         int ret;
 184
 185         if (counter == NULL || ipaddr == NULL)
 186                 return STC_ERROR_INVALID_PARAMETER;
 187
 188         counter->action = NFACCT_ACTION_DELETE;
 189         counter->iotype = NFACCT_COUNTER_OUT;
 190         counter->jump = __get_jump_by_intend(counter);
 191         counter->iptype = NFACCT_TYPE_IPV4;
 192         counter->send_limit = 0;
 193         counter->rcv_limit = 0;
 194         counter->dst_iprange_type = NFACCT_IPRANGE_TYPE_SINGLE;
 195         counter->dst_ip1 = g_strdup(ipaddr);
 196
 197         ret = produce_net_rule(counter);
 198
 199         g_free(counter->dst_ip1);
 200         counter->dst_iprange_type = NFACCT_IPRANGE_TYPE_NONE;
 201         return ret;
 202 }
 203
 204 static stc_error_e __add_iptables_in(struct nfacct_rule *counter)
 205 {
 206         if (counter == NULL)
 207                 return STC_ERROR_INVALID_PARAMETER;
 208
 209         counter->action = NFACCT_ACTION_INSERT;
 210         counter->iotype = NFACCT_COUNTER_IN;
 211         counter->jump = __get_jump_by_intend(counter);
 212         counter->iptype = NFACCT_TYPE_IPV4;
 213         counter->send_limit = 0;
 214         counter->rcv_limit = 0;
 215
 216         return produce_net_rule(counter);
 217 }
 218
 219 static stc_error_e __add_iptables_out(struct nfacct_rule *counter)
 220 {
 221         if (counter == NULL)
 222                 return STC_ERROR_INVALID_PARAMETER;
 223
 224         counter->action = NFACCT_ACTION_INSERT;
 225         counter->iotype = NFACCT_COUNTER_OUT;
 226         counter->jump = __get_jump_by_intend(counter);
 227         counter->iptype = NFACCT_TYPE_IPV4;
 228         counter->send_limit = 0;
 229         counter->rcv_limit = 0;
 230
 231         return produce_net_rule(counter);
 232 }
 233
 234 static stc_error_e __del_iptables_in(struct nfacct_rule *counter)
 235 {
 236         if (counter == NULL)
 237                 return STC_ERROR_INVALID_PARAMETER;
 238
 239         counter->action = NFACCT_ACTION_DELETE;
 240         counter->iotype = NFACCT_COUNTER_IN;
 241         counter->jump = __get_jump_by_intend(counter);
 242         counter->iptype = NFACCT_TYPE_IPV4;
 243         counter->send_limit = 0;
 244         counter->rcv_limit = 0;
 245
 246         return produce_net_rule(counter);
 247 }
 248
 249 static stc_error_e __del_iptables_out(struct nfacct_rule *counter)
 250 {
 251         if (counter == NULL)
 252                 return STC_ERROR_INVALID_PARAMETER;
 253
 254         counter->action = NFACCT_ACTION_DELETE;
 255         counter->iotype = NFACCT_COUNTER_OUT;
 256         counter->jump = __get_jump_by_intend(counter);
 257         counter->iptype = NFACCT_TYPE_IPV4;
 258         counter->send_limit = 0;
 259         counter->rcv_limit = 0;
 260
 261         return produce_net_rule(counter);
 262 }
 263
 264 static stc_error_e __add_ip6tables_in(struct nfacct_rule *counter)
 265 {
 266         if (counter == NULL)
 267                 return STC_ERROR_INVALID_PARAMETER;
 268
 269         counter->action = NFACCT_ACTION_INSERT;
 270         counter->iotype = NFACCT_COUNTER_IN;
 271         counter->jump = __get_jump_by_intend(counter);
 272         counter->iptype = NFACCT_TYPE_IPV6;
 273         counter->send_limit = 0;
 274         counter->rcv_limit = 0;
 275
 276         return produce_net_rule(counter);
 277 }
 278
 279 static stc_error_e __add_ip6tables_out(struct nfacct_rule *counter)
 280 {
 281         if (counter == NULL)
 282                 return STC_ERROR_INVALID_PARAMETER;
 283
 284         counter->action = NFACCT_ACTION_INSERT;
 285         counter->iotype = NFACCT_COUNTER_OUT;
 286         counter->jump = __get_jump_by_intend(counter);
 287         counter->iptype = NFACCT_TYPE_IPV6;
 288         counter->send_limit = 0;
 289         counter->rcv_limit = 0;
 290
 291         return produce_net_rule(counter);
 292 }
 293
 294 static stc_error_e __del_ip6tables_in(struct nfacct_rule *counter)
 295 {
 296         if (counter == NULL)
 297                 return STC_ERROR_INVALID_PARAMETER;
 298
 299         counter->action = NFACCT_ACTION_DELETE;
 300         counter->iotype = NFACCT_COUNTER_IN;
 301         counter->jump = __get_jump_by_intend(counter);
 302         counter->iptype = NFACCT_TYPE_IPV6;
 303         counter->send_limit = 0;
 304         counter->rcv_limit = 0;
 305
 306         return produce_net_rule(counter);
 307 }
 308
 309 static stc_error_e __del_ip6tables_out(struct nfacct_rule *counter)
 310 {
 311         if (counter == NULL)
 312                 return STC_ERROR_INVALID_PARAMETER;
 313
 314         counter->action = NFACCT_ACTION_DELETE;
 315         counter->iotype = NFACCT_COUNTER_OUT;
 316         counter->jump = __get_jump_by_intend(counter);
 317         counter->iptype = NFACCT_TYPE_IPV6;
 318         counter->send_limit = 0;
 319         counter->rcv_limit = 0;
 320
 321         return produce_net_rule(counter);
 322 }
 323
 324 static int __processes_tree_key_compare(gconstpointer a, gconstpointer b,
 325                                         gpointer UNUSED user_data)
 326 {
 327         stc_process_key_s *key_a = (stc_process_key_s *)a;
 328         stc_process_key_s *key_b = (stc_process_key_s *)b;
 329
 330         return key_a->pid - key_b->pid;
 331 }
 332
 333 static void __processes_tree_value_free(gpointer data)
 334 {
 335         stc_process_value_s *value = (stc_process_value_s *)data;
 336
 337         FREE(value);
 338 }
 339
 340 static void __processes_tree_key_free(gpointer data)
 341 {
 342         stc_process_key_s *key = (stc_process_key_s *)data;
 343
 344         FREE(key);
 345 }
 346
 347 static int __apps_tree_key_compare(gconstpointer a, gconstpointer b,
 348                                    gpointer UNUSED user_data)
 349 {
 350         stc_app_key_s *key_a = (stc_app_key_s *)a;
 351         stc_app_key_s *key_b = (stc_app_key_s *)b;
 352         gint ret;
 353
 354         ret = g_strcmp0(key_a->pkg_id, key_b->pkg_id);
 355         if (ret)
 356                 return ret;
 357
 358         return g_strcmp0(key_a->app_id, key_b->app_id);
 359 }
 360
 361 static void __apps_tree_value_free(gpointer data)
 362 {
 363         stc_app_value_s *value = (stc_app_value_s *)data;
 364
 365         g_tree_destroy(value->processes);
 366         value->processes = NULL;
 367
 368         FREE(value);
 369 }
 370
 371 static void __apps_tree_key_free(gpointer data)
 372 {
 373         stc_app_key_s *key = (stc_app_key_s *)data;
 374
 375         g_free(key->pkg_id);
 376         g_free(key->app_id);
 377         FREE(key);
 378 }
 379
 380 static int __rstns_tree_key_compare(gconstpointer a, gconstpointer b,
 381                                     gpointer UNUSED user_data)
 382 {
 383         stc_rstn_key_s *key_a = (stc_rstn_key_s *)a;
 384         stc_rstn_key_s *key_b = (stc_rstn_key_s *)b;
 385         int ret;
 386
 387         ret = g_strcmp0(key_a->app_id, key_b->app_id);
 388         if (ret != 0)
 389                 return ret;
 390
 391         ret = g_strcmp0(key_a->ifname, key_b->ifname);
 392         if (ret != 0)
 393                 return ret;
 394
 395         ret = g_strcmp0(key_a->subscriber_id, key_b->subscriber_id);
 396         if (ret != 0)
 397                 return ret;
 398
 399         ret = key_a->iftype - key_b->iftype;
 400         if (ret != 0)
 401                 return ret;
 402
 403         ret = key_a->roaming - key_b->roaming;
 404         if (ret != 0)
 405                 return ret;
 406
 407         return 0;
 408 }
 409
 410 static void __rstns_tree_value_free(gpointer data)
 411 {
 412         stc_rstn_value_s *value = (stc_rstn_value_s *)data;
 413
 414         FREE(value);
 415 }
 416
 417 static void __rstns_tree_key_free(gpointer data)
 418 {
 419         stc_rstn_key_s *key = (stc_rstn_key_s *)data;
 420
 421         FREE(key->app_id);
 422         FREE(key->ifname);
 423         FREE(key->subscriber_id);
 424         FREE(key);
 425 }
 426
 427 /*
 428 //LCOV_EXCL_START
 429 static gboolean __processes_tree_foreach_print(gpointer key, gpointer value,
 430                                                gpointer data)
 431 {
 432         stc_process_key_s *proc_key = (stc_process_key_s *)key;
 433         stc_process_value_s *proc_value = (stc_process_value_s *)value;
 434
 435         STC_LOGD("Process entry => PID [\033[1;33m%d\033[0;m], Ground state [%d]",
 436                  proc_key->pid, proc_value->ground);
 437         return FALSE;
 438 }
 439
 440 static void __processes_tree_printall(GTree *processes)
 441 {
 442         g_tree_foreach(processes, __processes_tree_foreach_print, NULL);
 443 }
 444
 445 static gboolean __apps_tree_foreach_print(gpointer key, gpointer value,
 446                                           gpointer data)
 447 {
 448         stc_app_key_s *app_key = (stc_app_key_s *)key;
 449         stc_app_value_s *app_value = (stc_app_value_s *)value;
 450
 451         STC_LOGD("Application info => Pkg ID [\033[0;34m%s\033[0;m], "
 452                  "App ID [\033[0;32m%s\033[0;m], Type [%d], classid [%d],"
 453                  " counter [ in (%lld), out (%lld)]",
 454                  app_key->pkg_id, app_key->app_id,
 455                  app_value->type, app_value->classid,
 456                  app_value->data_usage.in_bytes, app_value->data_usage.out_bytes);
 457
 458         __processes_tree_printall(app_value->processes);
 459         return FALSE;
 460 }
 461
 462 static void __apps_tree_printall(void)
 463 {
 464         g_tree_foreach(g_system->apps, __apps_tree_foreach_print, NULL);
 465 }
 466 //LCOV_EXCL_STOP
 467 */
 468
 469 static gboolean __apps_tree_foreach_remove_pid(gpointer key, gpointer value,
 470                                                gpointer data)
 471 {
 472         remove_pid_context_s *context = (remove_pid_context_s *)data;
 473         stc_app_value_s *app_value = (stc_app_value_s *)value;
 474
 475         if (!g_tree_remove(app_value->processes, context->proc_key))
 476                 return FALSE;
 477
 478         context->entry_removed = TRUE;
 479         context->app_key = (stc_app_key_s *)key;
 480
 481         return TRUE;
 482 }
 483
 484 static stc_app_value_s * __application_lookup(GTree *apps,
 485                                               const stc_app_key_s *key)
 486 {
 487         stc_app_value_s *lookup;
 488
 489         ret_value_msg_if(apps == NULL, NULL, "apps is null!");
 490
 491         lookup = g_tree_lookup(apps, key);
 492
 493         return lookup;
 494 }
 495
 496 static stc_process_value_s * __process_lookup(GTree *processes,
 497                                               const stc_process_key_s *key)
 498 {
 499         stc_process_value_s *lookup;
 500
 501         ret_value_msg_if(processes == NULL, NULL, "processes is null!");
 502
 503         lookup = g_tree_lookup(processes, key);
 504
 505         return lookup;
 506 }
 507
 508 //LCOV_EXCL_START
 509 static gboolean __processes_tree_check_empty(gpointer key, gpointer value,
 510                                              gpointer data)
 511 {
 512         guint *pid_count = (guint *)data;
 513         (*pid_count)++;
 514         return TRUE;
 515 }
 516 //LCOV_EXCL_STOP
 517
 518 static gboolean __add_application_monitor_for_tethering(gpointer key, gpointer value,
 519                                     gpointer data)
 520 {
 521         stc_app_value_s *app_value = (stc_app_value_s *)value;
 522         stc_app_key_s *app_key = (stc_app_key_s *)key;
 523         default_connection_s *connection = (default_connection_s *)data;
 524         stc_s *stc = stc_get_manager();
 525         struct nfacct_rule counter;
 526
 527         STC_LOGI("add tether app (%s)", app_key->app_id);
 528
 529         if (stc == NULL || connection == NULL)
 530                 return FALSE;
 531
 532         if (!stc->carg) {
 533                 stc->carg = MALLOC0(counter_arg_s, 1);
 534                 if (stc->carg == NULL)
 535                         return FALSE;
 536
 537                 stc->carg->sock = stc_monitor_get_counter_socket();
 538         }
 539
 540         memset(&counter, 0, sizeof(struct nfacct_rule));
 541
 542         counter.carg = stc->carg;
 543         counter.classid = app_value->classid;
 544         counter.intend = NFACCT_TETH_COUNTER;
 545
 546         if (connection->tether_state != TRUE ||
 547                         connection->tether_iface.ifname == NULL)
 548                 return FALSE;
 549
 550         counter.iftype = connection->tether_iface.type;
 551         g_strlcpy(counter.ifname, connection->tether_iface.ifname, MAX_IFACE_LENGTH);
 552
 553         __add_iptables_tether_in(&counter, app_value->ipaddr);
 554         __add_iptables_tether_out(&counter, app_value->ipaddr);
 555
 556         return FALSE;
 557 }
 558
 559 static gboolean __remove_application_monitor_for_tethering(gpointer key, gpointer value,
 560                                     gpointer data)
 561 {
 562         stc_app_value_s *app_value = (stc_app_value_s *)value;
 563         stc_app_key_s *app_key = (stc_app_key_s *)key;
 564         default_connection_s *connection = (default_connection_s *)data;
 565         stc_s *stc = stc_get_manager();
 566         struct nfacct_rule counter;
 567
 568         STC_LOGI("remove tether app (%s)", app_key->app_id);
 569
 570         if (stc == NULL || connection == NULL)
 571                 return FALSE;
 572
 573         if (!stc->carg) {
 574                 stc->carg = MALLOC0(counter_arg_s, 1);
 575                 if (stc->carg == NULL)
 576                         return FALSE;
 577
 578                 stc->carg->sock = stc_monitor_get_counter_socket();
 579         }
 580
 581         memset(&counter, 0, sizeof(struct nfacct_rule));
 582
 583         counter.carg = stc->carg;
 584         counter.classid = app_value->classid;
 585         counter.intend = NFACCT_TETH_COUNTER;
 586
 587         if (connection->tether_state != TRUE ||
 588                         connection->tether_iface.ifname == NULL)
 589                 return FALSE;
 590
 591         counter.iftype = connection->tether_iface.type;
 592         g_strlcpy(counter.ifname, connection->tether_iface.ifname, MAX_IFACE_LENGTH);
 593
 594         __del_iptables_tether_in(&counter, app_value->ipaddr);
 595         __del_iptables_tether_out(&counter, app_value->ipaddr);
 596
 597         return FALSE;
 598 }
 599
 600 static gboolean __add_application_monitor(gpointer key, gpointer value,
 601                                           gpointer data)
 602 {
 603         stc_app_value_s *app_value = (stc_app_value_s *)value;
 604         stc_app_key_s *app_key = (stc_app_key_s *)key;
 605         default_connection_s *connection = (default_connection_s *)data;
 606         stc_s *stc = stc_get_manager();
 607
 608         if (app_value->classid == STC_TOTAL_DATACALL_CLASSID ||
 609             app_value->classid == STC_TOTAL_WIFI_CLASSID ||
 610             app_value->classid == STC_TOTAL_BLUETOOTH_CLASSID)
 611                 return FALSE;
 612
 613         if (stc && connection && connection->ifname) {
 614                 struct nfacct_rule counter;
 615
 616                 if (!stc->carg) {
 617                         stc->carg = MALLOC0(counter_arg_s, 1); //LCOV_EXCL_LINE
 618                         if (stc->carg == NULL) //LCOV_EXCL_LINE
 619                                 return FALSE; //LCOV_EXCL_LINE
 620
 621                         stc->carg->sock = stc_monitor_get_counter_socket(); //LCOV_EXCL_LINE
 622                 }
 623
 624                 memset(&counter, 0, sizeof(struct nfacct_rule));
 625
 626                 counter.carg = stc->carg;
 627                 counter.classid = app_value->classid;
 628                 counter.intend = NFACCT_COUNTER;
 629
 630                 if (connection->tether_state == TRUE &&
 631                         connection->tether_iface.ifname != NULL &&
 632                         app_value->classid == STC_TETHERING_APP_CLASSID) {
 633                         counter.iftype = connection->tether_iface.type;
 634                         g_strlcpy(counter.ifname, connection->tether_iface.ifname, MAX_IFACE_LENGTH);
 635                 } else {
 636                         counter.iftype = connection->type;
 637                         g_strlcpy(counter.ifname, connection->ifname, MAX_IFACE_LENGTH);
 638                 }
 639
 640                 if (g_str_has_suffix(app_key->app_id, STC_TETHERING_APP_SUFFIX) &&
 641                                 app_value->classid != STC_TETHERING_APP_CLASSID) {
 642                         __add_application_monitor_for_tethering(key, value, data);
 643                 } else if (app_value->classid == STC_TOTAL_IPV4_CLASSID) {
 644                         __add_iptables_in(&counter);
 645                         __add_iptables_out(&counter);
 646                 } else if (app_value->classid == STC_TOTAL_IPV6_CLASSID) {
 647                         __add_ip6tables_in(&counter);
 648                         __add_ip6tables_out(&counter);
 649                 } else {
 650                         __add_iptables_in(&counter);
 651                         __add_iptables_out(&counter);
 652                         __add_ip6tables_in(&counter);
 653                         __add_ip6tables_out(&counter);
 654                 }
 655         }
 656
 657         return FALSE;
 658 }
 659
 660 static gboolean __remove_application_monitor(gpointer key, gpointer value,
 661                                              gpointer data)
 662 {
 663         stc_app_value_s *app_value = (stc_app_value_s *)value;
 664         stc_app_key_s *app_key = (stc_app_key_s *)key;
 665         default_connection_s *connection = (default_connection_s *)data;
 666         stc_s *stc = stc_get_manager();
 667
 668         if (stc && connection && connection->ifname) {
 669                 struct nfacct_rule counter;
 670
 671                 if (!stc->carg) {
 672                         stc->carg = MALLOC0(counter_arg_s, 1); //LCOV_EXCL_LINE
 673                         if (stc->carg == NULL) //LCOV_EXCL_LINE
 674                                 return FALSE; //LCOV_EXCL_LINE
 675
 676                         stc->carg->sock = stc_monitor_get_counter_socket(); //LCOV_EXCL_LINE
 677                 }
 678
 679                 memset(&counter, 0, sizeof(struct nfacct_rule));
 680
 681                 counter.carg = stc->carg;
 682                 counter.classid = app_value->classid;
 683                 counter.intend = NFACCT_COUNTER;
 684
 685                 if (g_str_has_suffix(app_key->app_id, STC_TETHERING_APP_SUFFIX) &&
 686                                 app_value->classid != STC_TETHERING_APP_CLASSID) {
 687                         __remove_application_monitor_for_tethering(key, value, data);
 688                         return FALSE;
 689                 } else if (connection->tether_state == FALSE &&
 690                         connection->tether_iface.ifname != NULL &&
 691                         app_value->classid == STC_TETHERING_APP_CLASSID) {
 692                         counter.iftype = connection->tether_iface.type;
 693                         g_strlcpy(counter.ifname, connection->tether_iface.ifname, MAX_IFACE_LENGTH);
 694                 } else {
 695                         counter.iftype = connection->type;
 696                         g_strlcpy(counter.ifname, connection->ifname, MAX_IFACE_LENGTH);
 697                 }
 698
 699                 __del_iptables_in(&counter);
 700                 __del_iptables_out(&counter);
 701                 __del_ip6tables_in(&counter);
 702                 __del_ip6tables_out(&counter);
 703         }
 704
 705         return FALSE;
 706 }
 707
 708 static void __print_rstn(stc_rstn_key_s *rstn_key, stc_rstn_value_s *rstn_value)
 709 {
 710         STC_LOGI("rstn info => rstn_id [%llu], "
 711                  "app_id [%s], classid [%u], ifname [%s], "
 712                  "iftype [%d], rstn_state [%d], rstn_type [%d], "
 713                  "month_start_date [%d], limit [ (%lld) bytes], "
 714                  "warn_limit [ (%lld) bytes], "
 715                  "monthly_limit [ (%lld) bytes], "
 716                  "weekly_limit [ (%lld) bytes], "
 717                  "daily_limit [ (%lld) bytes], "
 718                  "data_counter [ (%lld) bytes], "
 719                  "warn_counter [ (%lld) bytes], "
 720                  "monthly_counter [ (%lld) bytes], "
 721                  "weekly_counter [ (%lld) bytes], "
 722                  "daily_counter [ (%lld) bytes], "
 723                  "roaming [%d], subscriber_id [%s]",
 724                  rstn_value->restriction_id,
 725                  rstn_key->app_id, rstn_value->classid , rstn_key->ifname,
 726                  rstn_key->iftype, rstn_value->rstn_state, rstn_value->rstn_type,
 727                  rstn_value->month_start_date,
 728                  rstn_value->limit[STC_RSTN_LIMIT_TYPE_DATA],
 729                  rstn_value->limit[STC_RSTN_LIMIT_TYPE_DATA_WARN],
 730                  rstn_value->limit[STC_RSTN_LIMIT_TYPE_MONTHLY],
 731                  rstn_value->limit[STC_RSTN_LIMIT_TYPE_WEEKLY],
 732                  rstn_value->limit[STC_RSTN_LIMIT_TYPE_DAILY],
 733                  rstn_value->counter[STC_RSTN_LIMIT_TYPE_DATA],
 734                  rstn_value->counter[STC_RSTN_LIMIT_TYPE_DATA_WARN],
 735                  rstn_value->counter[STC_RSTN_LIMIT_TYPE_MONTHLY],
 736                  rstn_value->counter[STC_RSTN_LIMIT_TYPE_WEEKLY],
 737                  rstn_value->counter[STC_RSTN_LIMIT_TYPE_DAILY],
 738                  rstn_key->roaming, rstn_key->subscriber_id);
 739 }
 740
 741 static void __add_iptables_rule(int64_t classid, nfacct_rule_intend intend,
 742                                 stc_iface_type_e iftype)
 743 {
 744         char *default_ifname = stc_default_connection_get_ifname();
 745         default_connection_s *connection = stc_get_default_connection();
 746         struct nfacct_rule counter;
 747         stc_s *stc = stc_get_manager();
 748         if (!stc) {
 749                 g_free(default_ifname); //LCOV_EXCL_LINE
 750                 return; //LCOV_EXCL_LINE
 751         }
 752
 753         if (!stc->carg) {
 754                 stc->carg = MALLOC0(counter_arg_s, 1); //LCOV_EXCL_LINE
 755                 if (stc->carg == NULL) { //LCOV_EXCL_LINE
 756                         g_free(default_ifname); //LCOV_EXCL_LINE
 757                         return; //LCOV_EXCL_LINE
 758                 }
 759
 760                 stc->carg->sock = stc_monitor_get_counter_socket(); //LCOV_EXCL_LINE
 761         }
 762
 763         counter.carg = stc->carg;
 764         counter.classid = classid;
 765         counter.intend = intend;
 766
 767         if (connection && connection->tether_iface.ifname != NULL &&
 768                 classid == STC_TETHERING_APP_CLASSID) {
 769                 counter.iftype = connection->tether_iface.type;
 770                 g_strlcpy(counter.ifname, connection->tether_iface.ifname, MAX_IFACE_LENGTH);
 771         } else {
 772                 counter.iftype = iftype;
 773                 g_strlcpy(counter.ifname, default_ifname, MAX_IFACE_LENGTH);
 774         }
 775
 776         g_free(default_ifname);
 777
 778         /* iptables rule */
 779         __add_iptables_in(&counter);
 780         __add_iptables_out(&counter);
 781
 782         /* ip6tables rule */
 783         __add_ip6tables_in(&counter);
 784         __add_ip6tables_out(&counter);
 785 }
 786
 787 static void __del_iptables_rule(int64_t classid, nfacct_rule_intend intend,
 788                                 stc_iface_type_e iftype)
 789 {
 790         char *default_ifname = stc_default_connection_get_ifname();
 791         default_connection_s *connection = stc_get_default_connection();
 792         struct nfacct_rule counter;
 793         stc_s *stc = stc_get_manager();
 794         if (!stc) {
 795                 g_free(default_ifname); //LCOV_EXCL_LINE
 796                 return; //LCOV_EXCL_LINE
 797         }
 798
 799         if (!stc->carg) {
 800                 stc->carg = MALLOC0(counter_arg_s, 1); //LCOV_EXCL_LINE
 801                 if (stc->carg == NULL) { //LCOV_EXCL_LINE
 802                         g_free(default_ifname); //LCOV_EXCL_LINE
 803                         return; //LCOV_EXCL_LINE
 804                 }
 805
 806                 stc->carg->sock = stc_monitor_get_counter_socket(); //LCOV_EXCL_LINE
 807         }
 808
 809         counter.carg = stc->carg;
 810         counter.classid = classid;
 811         counter.intend = intend;
 812
 813         if (connection && connection->tether_iface.ifname != NULL &&
 814                 classid == STC_TETHERING_APP_CLASSID) {
 815                 counter.iftype = connection->tether_iface.type;
 816                 g_strlcpy(counter.ifname, connection->tether_iface.ifname, MAX_IFACE_LENGTH);
 817         } else {
 818                 counter.iftype = iftype;
 819                 g_strlcpy(counter.ifname, default_ifname, MAX_IFACE_LENGTH);
 820         }
 821
 822         g_free(default_ifname);
 823
 824         /* iptables rule */
 825         __del_iptables_in(&counter);
 826         __del_iptables_out(&counter);
 827
 828         /* ip6tables rule */
 829         __del_ip6tables_in(&counter);
 830         __del_ip6tables_out(&counter);
 831 }
 832
 833 static void __set_rstn_noti_state(int value)
 834 {
 835         int state = STC_RSTN_STATE_INIT;
 836
 837         if (__vconf_get_int(VCONFKEY_SETAPPL_DATA_RESTRICTION_INT, &state))
 838                 return;
 839
 840         if (state == value) {
 841                 STC_LOGI("No need to change a restriction status: %d", state);
 842                 return;
 843         }
 844
 845         vconf_set_int(VCONFKEY_SETAPPL_DATA_RESTRICTION_INT, value);
 846         return;
 847 }
 848
 849 typedef struct {
 850         time_t month_start_ts;
 851         time_t week_start_ts;
 852         time_t day_start_ts;
 853         int64_t monthly_stat;
 854         int64_t weekly_stat;
 855         int64_t daily_stat;
 856 } cumulative_data_s;
 857
 858 static stc_cb_ret_e __statistics_info_cb(const table_statistics_info *info,
 859                                         void *user_data)
 860 {
 861         cumulative_data_s *stat = (cumulative_data_s *)user_data;
 862         int64_t counters = 0;
 863
 864         counters = info->cnt.in_bytes + info->cnt.out_bytes;
 865
 866         stat->monthly_stat += counters;
 867         if (stat->week_start_ts <= info->interval->from)
 868                 stat->weekly_stat += counters;
 869         if (stat->day_start_ts <= info->interval->from)
 870                 stat->daily_stat += counters;
 871
 872         return STC_CONTINUE;
 873 }
 874
 875 static void __process_restriction(enum traffic_restriction_type rstn_type,
 876                                   stc_rstn_key_s *rstn_key,
 877                                   stc_rstn_value_s *rstn_value, void *data)
 878 {
 879         default_connection_s *old_connection = (default_connection_s *)data;
 880         default_connection_s *connection = NULL;
 881
 882         if (old_connection != NULL)
 883                 connection = old_connection;
 884         else
 885                 connection = stc_get_default_connection();
 886
 887         /* no default ifname */
 888         if (connection->ifname == NULL)
 889                 return;
 890
 891         /* rstn not applicable for this interface */
 892         if (rstn_key->ifname != NULL && g_strcmp0("", rstn_key->ifname) != 0 &&
 893             (g_strcmp0(connection->ifname, rstn_key->ifname) != 0) &&
 894                 (g_strcmp0(connection->tether_iface.ifname, rstn_key->ifname) != 0))
 895                 return;
 896
 897         /* classid is invalid */
 898         if (rstn_value->classid <= STC_UNKNOWN_CLASSID)
 899                 return;
 900
 901         switch (rstn_type) {
 902         case RST_SET:
 903         {
 904                 int i;
 905                 table_counters_info info;
 906                 int64_t effective_limit[STC_RSTN_LIMIT_TYPE_MAX] = { 0, };
 907
 908                 memset(&info, 0, sizeof(table_counters_info));
 909                 rstn_value->limit_exceeded = 0;
 910
 911                 if ((rstn_value->counter[STC_RSTN_LIMIT_TYPE_DATA] == 0 &&
 912                         rstn_value->limit[STC_RSTN_LIMIT_TYPE_DATA] >= 0) ||
 913                         (rstn_value->counter[STC_RSTN_LIMIT_TYPE_DATA_WARN] == 0 &&
 914                         rstn_value->limit[STC_RSTN_LIMIT_TYPE_DATA_WARN] >= 0) ||
 915                         (rstn_value->counter[STC_RSTN_LIMIT_TYPE_MONTHLY] == 0 &&
 916                         rstn_value->limit[STC_RSTN_LIMIT_TYPE_MONTHLY] >= 0) ||
 917                         (rstn_value->counter[STC_RSTN_LIMIT_TYPE_WEEKLY] == 0 &&
 918                         rstn_value->limit[STC_RSTN_LIMIT_TYPE_WEEKLY] >= 0) ||
 919                         (rstn_value->counter[STC_RSTN_LIMIT_TYPE_DAILY] == 0 &&
 920                         rstn_value->limit[STC_RSTN_LIMIT_TYPE_DAILY] >= 0)) {
 921                         table_counters_get(rstn_value->restriction_id, &info);
 922
 923                         time_t current_time = 0;
 924                         cumulative_data_s stat;
 925                         table_statistics_select_rule rule;
 926
 927                         memset(&stat, 0, sizeof(cumulative_data_s));
 928                         stat.month_start_ts = rstn_value->month_start_ts;
 929                         stat.week_start_ts = g_system->last_week_ts;
 930                         stat.day_start_ts = g_system->last_day_ts;
 931
 932                         memset(&rule, 0, sizeof(table_statistics_select_rule));
 933                         rule.from = rstn_value->month_start_ts;
 934                         time(&current_time);
 935                         rule.to = current_time;
 936                         rule.iftype = rstn_key->iftype;
 937                         rule.granularity = GRANULARITY;
 938
 939                         table_statistics_per_app(rstn_key->app_id, &rule, __statistics_info_cb, &stat);
 940
 941                         rstn_value->counter[STC_RSTN_LIMIT_TYPE_DATA] = info.data_counter;
 942                         rstn_value->counter[STC_RSTN_LIMIT_TYPE_DATA_WARN] = info.warn_counter;
 943                         rstn_value->counter[STC_RSTN_LIMIT_TYPE_MONTHLY] = info.monthly_counter + stat.monthly_stat;
 944                         rstn_value->counter[STC_RSTN_LIMIT_TYPE_WEEKLY] = info.weekly_counter + stat.weekly_stat;
 945                         rstn_value->counter[STC_RSTN_LIMIT_TYPE_DAILY] = info.daily_counter + stat.daily_stat;
 946                 }
 947
 948                 for (i = 0; i < STC_RSTN_LIMIT_TYPE_MAX; i++) {
 949                         if (rstn_value->limit[i] >= 0) {
 950                                 effective_limit[i] = rstn_value->limit[i] - rstn_value->counter[i];
 951
 952                                 if (effective_limit[i] < 0)
 953                                         rstn_value->limit_exceeded |= (1 << i);
 954                         }
 955                 }
 956
 957                 STC_LOGD("rstn_id [%llu], datausage [%llu] bytes",
 958                         rstn_value->restriction_id, info.data_counter);
 959
 960                 if (rstn_value->limit_exceeded != 0 &&
 961                         rstn_value->limit_exceeded != (1 << STC_RSTN_LIMIT_TYPE_DATA_WARN)) {
 962                         __add_iptables_rule(rstn_value->classid, NFACCT_BLOCK, rstn_key->iftype);
 963                 }
 964
 965                 rstn_value->rstn_state = STC_RSTN_STATE_ACTIVATED;
 966         }
 967         break;
 968         case RST_EXCLUDE:
 969                 __add_iptables_rule(rstn_value->classid, NFACCT_ALLOW,
 970                                     rstn_key->iftype);
 971
 972                 rstn_value->rstn_state = STC_RSTN_STATE_ACTIVATED;
 973                 rstn_value->limit_exceeded = 0;
 974                 rstn_value->limit_notified = 0;
 975                 break;
 976         case RST_UNSET:
 977         {
 978                 int i;
 979
 980                 if (rstn_value->classid == STC_TETHERING_APP_CLASSID)
 981                         __del_iptables_rule(rstn_value->classid, NFACCT_BLOCK,
 982                                             rstn_key->iftype);
 983                 else
 984                         __del_iptables_rule(rstn_value->classid, rstn_value->rstn_type,
 985                                             rstn_key->iftype);
 986
 987                 rstn_value->rstn_state = STC_RSTN_STATE_DEACTIVATED;
 988                 rstn_value->limit_exceeded = 0;
 989                 rstn_value->limit_notified = 0;
 990
 991                 for (i = 0; i < STC_RSTN_LIMIT_TYPE_MAX; i++)
 992                         if (rstn_value->limit[i] >= 0)
 993                                 rstn_value->counter[i] = 0;
 994
 995                 __set_rstn_noti_state(STC_RSTN_STATE_UNSET);
 996         }
 997         break;
 998         default:
 999                 ;//Do Nothing
1000         }
1001 }
1002
1003 //LCOV_EXCL_START
1004 static gboolean __remove_rstns_foreach_application(gpointer key,
1005                                                    gpointer value,
1006                                                    gpointer data)
1007 {
1008         stc_rstn_key_s *rstn_key = (stc_rstn_key_s *)key;
1009         stc_rstn_value_s *rstn_value = (stc_rstn_value_s *)value;
1010         gchar *app_id = (gchar *)data;
1011
1012         /* rstn rule is not for applications */
1013         if (rstn_key->app_id == NULL)
1014                 goto out;
1015
1016         /* rstn rule is not for this application */
1017         if (g_strcmp0(rstn_key->app_id, app_id) != 0)
1018                 goto out;
1019
1020         /* rstn rule is already removed */
1021         if (rstn_value->rstn_state == STC_RSTN_STATE_DEACTIVATED)
1022                 goto out;
1023
1024         /* remove restriction from system */
1025         __process_restriction(RST_UNSET, rstn_key, rstn_value, NULL);
1026
1027         __print_rstn(rstn_key, rstn_value);
1028 out:
1029         return FALSE;
1030 }
1031 //LCOV_EXCL_STOP
1032
1033 static void __remove_rstns_for_application(gchar *app_id)
1034 {
1035         g_tree_foreach(g_system->rstns, __remove_rstns_foreach_application,
1036                        app_id);
1037 }
1038
1039 static stc_error_e __application_remove_if_empty(const stc_app_key_s *app_key)
1040 {
1041         stc_error_e ret = STC_ERROR_NONE;
1042         guint pid_count = 0;
1043         stc_app_value_s *lookup;
1044
1045         ret_value_msg_if(g_system == NULL, STC_ERROR_FAIL, "stc monitor not initialized!");
1046
1047         lookup = __application_lookup(g_system->apps, app_key);
1048         if (!lookup) {
1049                 STC_LOGE("app_key not found"); //LCOV_EXCL_LINE
1050                 return STC_ERROR_NO_DATA; //LCOV_EXCL_LINE
1051         }
1052
1053         g_tree_foreach(lookup->processes, __processes_tree_check_empty,
1054                        &pid_count);
1055
1056         if (!pid_count) {
1057                 /* remove nfacct rule for this classid */
1058                 __remove_application_monitor((gpointer) app_key, lookup,
1059                                              stc_get_default_connection());
1060                 __remove_rstns_for_application(app_key->app_id);
1061         }
1062
1063         if (!g_tree_remove(g_system->apps, app_key)) {
1064                 ret = STC_ERROR_NO_DATA; //LCOV_EXCL_LINE
1065                 STC_LOGE("key not found"); //LCOV_EXCL_LINE
1066         }
1067
1068         return ret;
1069 }
1070
1071 static stc_error_e __close_contr_sock(stc_system_s *system)
1072 {
1073         ret_value_msg_if(system == NULL, STC_ERROR_INVALID_PARAMETER, "invalid parameter");
1074
1075         /* close netlink socket for updating kernel counters */
1076         if (system->contr_sock != -1) {
1077                 close(system->contr_sock);
1078                 system->contr_sock = -1;
1079         }
1080
1081         if (system->contr_gsource_id != 0) {
1082                 g_source_remove(system->contr_gsource_id);
1083                 system->contr_gsource_id = 0;
1084         }
1085
1086         return STC_ERROR_NONE;
1087 }
1088
1089 static gboolean __process_contr_reply(GIOChannel *source,
1090                                       GIOCondition condition,
1091                                       gpointer user_data);
1092
1093 //LCOV_EXCL_START
1094 static stc_error_e __close_and_reopen_contr_sock(stc_system_s *system)
1095 {
1096         GIOChannel *gio = NULL;
1097         ret_value_msg_if(system == NULL, STC_ERROR_INVALID_PARAMETER, "invalid parameter");
1098
1099         /* close netlink socket for updating kernel counters */
1100         if (system->contr_sock != -1) {
1101                 close(system->contr_sock);
1102                 system->contr_sock = -1;
1103         }
1104
1105         if (system->contr_gsource_id != 0) {
1106                 g_source_remove(system->contr_gsource_id);
1107                 system->contr_gsource_id = 0;
1108         }
1109
1110         /* create netlink socket for updating kernel counters */
1111         system->contr_sock = create_netlink(NETLINK_NETFILTER, 0);
1112         if (system->contr_sock < 0) {
1113                 STC_LOGE("failed to open socket");
1114                 FREE(system);
1115                 return STC_ERROR_FAIL;
1116         }
1117
1118         gio = g_io_channel_unix_new(system->contr_sock);
1119         system->contr_gsource_id =
1120                 g_io_add_watch(gio, G_IO_IN | G_IO_ERR | G_IO_HUP,
1121                                (GIOFunc) __process_contr_reply,
1122                                NULL);
1123         g_io_channel_unref(gio);
1124
1125         return STC_ERROR_NONE;
1126 }
1127
1128 static void __action_when_rstn_limit_exceeded(stc_rstn_limit_type_e limit_type,
1129                                                 stc_rstn_key_s *rstn_key,
1130                                                 stc_rstn_value_s *rstn_value,
1131                                                 classid_bytes_context_s *context)
1132 {
1133         gboolean rv;
1134         char iftype[MAX_INT_LENGTH] = { 0, };
1135         char byte[MAX_INT_LENGTH] = { 0, };
1136         const char *signal_name = NULL;
1137         const char *net_popup_content = NULL;
1138         const char *net_popup_type = NULL;
1139         stc_s *stc = (stc_s *)stc_get_manager();
1140
1141         if (stc == NULL) {
1142                 STC_LOGE("Failed to get stc data");
1143                 return;
1144         }
1145
1146         switch (limit_type) {
1147         case STC_RSTN_LIMIT_TYPE_DATA_WARN:
1148         {
1149                 signal_name = "WarnThresholdCrossed";
1150                 net_popup_content = "warn threshold crossed";
1151                 net_popup_type = "warning_noti";
1152         }
1153         break;
1154         case STC_RSTN_LIMIT_TYPE_DATA:
1155         case STC_RSTN_LIMIT_TYPE_MONTHLY:
1156         case STC_RSTN_LIMIT_TYPE_WEEKLY:
1157         case STC_RSTN_LIMIT_TYPE_DAILY:
1158         {
1159                 signal_name = "RestrictionThresholdCrossed";
1160                 net_popup_content = "restriction threshold crossed";
1161                 net_popup_type = "restriction_noti";
1162
1163                 /* block immediately */
1164                 context->counter->intend = NFACCT_BLOCK;
1165                 __del_iptables_in(context->counter);
1166                 __del_iptables_out(context->counter);
1167                 __add_iptables_in(context->counter);
1168                 __add_iptables_out(context->counter);
1169
1170                 __del_ip6tables_in(context->counter);
1171                 __del_ip6tables_out(context->counter);
1172                 __add_ip6tables_in(context->counter);
1173                 __add_ip6tables_out(context->counter);
1174                 context->counter->intend = NFACCT_COUNTER;
1175
1176                 rstn_value->limit_exceeded |= (1 << limit_type);
1177
1178                 __set_rstn_noti_state(STC_RSTN_STATE_SET);
1179         }
1180         break;
1181         default:
1182                 break;
1183         }
1184
1185         if (signal_name == NULL) {
1186                 STC_LOGE("Invalid parameter: limit_type");
1187                 return;
1188         }
1189
1190         /* emit signal */
1191         rv = stc_manager_dbus_emit_signal(stc->connection,
1192                                                   STC_DBUS_SERVICE_RESTRICTION_PATH,
1193                                                   STC_DBUS_INTERFACE_RESTRICTION,
1194                                                   signal_name,
1195                                                   g_variant_new("(si)",
1196                                                   rstn_key->app_id,
1197                                                   rstn_key->iftype));
1198
1199         if (rv == TRUE)
1200                 rstn_value->limit_notified |= (1 << limit_type);
1201
1202         snprintf(iftype, MAX_INT_LENGTH, "%d", rstn_key->iftype);
1203         snprintf(byte, MAX_INT_LENGTH, "%lld", rstn_value->limit[limit_type]);
1204         stc_plugin_appstatus_send_message(net_popup_content,
1205                         net_popup_type, rstn_key->app_id, iftype, byte);
1206 }
1207
1208 static gboolean __rstn_counter_update(stc_rstn_key_s *rstn_key,
1209                                       stc_rstn_value_s *rstn_value,
1210                                       classid_bytes_context_s *context)
1211 {
1212         int i;
1213         switch (context->counter->iotype) {
1214         case NFACCT_COUNTER_IN:
1215         case NFACCT_COUNTER_OUT:
1216                 if ((rstn_value->counter[STC_RSTN_LIMIT_TYPE_DATA] == 0 &&
1217                         rstn_value->limit[STC_RSTN_LIMIT_TYPE_DATA] >= 0) ||
1218                         (rstn_value->counter[STC_RSTN_LIMIT_TYPE_DATA_WARN] == 0 &&
1219                         rstn_value->limit[STC_RSTN_LIMIT_TYPE_DATA_WARN] >= 0) ||
1220                         (rstn_value->counter[STC_RSTN_LIMIT_TYPE_MONTHLY] == 0 &&
1221                         rstn_value->limit[STC_RSTN_LIMIT_TYPE_MONTHLY] >= 0) ||
1222                         (rstn_value->counter[STC_RSTN_LIMIT_TYPE_WEEKLY] == 0 &&
1223                         rstn_value->limit[STC_RSTN_LIMIT_TYPE_WEEKLY] >= 0) ||
1224                         (rstn_value->counter[STC_RSTN_LIMIT_TYPE_DAILY] == 0 &&
1225                         rstn_value->limit[STC_RSTN_LIMIT_TYPE_DAILY] >= 0)) {
1226                         table_counters_info info;
1227                         memset(&info, 0, sizeof(table_counters_info));
1228                         table_counters_get(rstn_value->restriction_id, &info);
1229
1230                         rstn_value->counter[STC_RSTN_LIMIT_TYPE_DATA] = info.data_counter;
1231                         rstn_value->counter[STC_RSTN_LIMIT_TYPE_DATA_WARN] = info.warn_counter;
1232                         rstn_value->counter[STC_RSTN_LIMIT_TYPE_MONTHLY] = info.monthly_counter;
1233                         rstn_value->counter[STC_RSTN_LIMIT_TYPE_WEEKLY] = info.weekly_counter;
1234                         rstn_value->counter[STC_RSTN_LIMIT_TYPE_DAILY] = info.daily_counter;
1235                 }
1236
1237                 for (i = 0; i < STC_RSTN_LIMIT_TYPE_MAX; i++) {
1238                         if (rstn_value->limit[i] >= 0 &&
1239                                 !(rstn_value->limit_notified & (1 << i))) {
1240                                 rstn_value->counter[i] += context->bytes;
1241                                 if (rstn_value->limit[i] <= rstn_value->counter[i])
1242                                         __action_when_rstn_limit_exceeded(i,
1243                                                                                 rstn_key,
1244                                                                                 rstn_value,
1245                                                                                 context);
1246                         }
1247                 }
1248
1249                 g_system->rstns_tree_updated = TRUE;
1250                 __print_rstn(rstn_key, rstn_value);
1251                 break;
1252         default:
1253                 STC_LOGE("unknown iotype");
1254         }
1255
1256         return FALSE;
1257 }
1258
1259 static gboolean __interface_rstn_counter_update(stc_rstn_key_s *rstn_key,
1260                                                 stc_rstn_value_s *rstn_value,
1261                                                 classid_bytes_context_s *context)
1262 {
1263         if ((rstn_value->classid == STC_TOTAL_DATACALL_CLASSID &&
1264                 context->counter->iftype == STC_IFACE_DATACALL) ||
1265                 (rstn_value->classid == STC_TOTAL_WIFI_CLASSID &&
1266                 context->counter->iftype == STC_IFACE_WIFI) ||
1267                 (rstn_value->classid == STC_TOTAL_BLUETOOTH_CLASSID &&
1268                 context->counter->iftype == STC_IFACE_BLUETOOTH) ||
1269                 (rstn_value->classid == STC_TETHERING_APP_CLASSID &&
1270                  context->counter->iftype == STC_IFACE_WIFI) ||
1271                 (rstn_value->classid == STC_TETHERING_APP_CLASSID &&
1272                  context->counter->iftype == STC_IFACE_BLUETOOTH) ||
1273                 (rstn_value->classid == STC_TETHERING_APP_CLASSID &&
1274                  context->counter->iftype == STC_IFACE_USB) ||
1275                 (rstn_value->classid == STC_TETHERING_APP_CLASSID &&
1276                  context->counter->iftype == STC_IFACE_P2P)) {
1277                 context->counter->classid = rstn_value->classid;
1278                 return __rstn_counter_update(rstn_key, rstn_value, context);
1279         }
1280
1281         return FALSE;
1282 }
1283
1284 static gboolean __rstn_counter_update_foreach_classid(gpointer key,
1285                                                       gpointer value,
1286                                                       gpointer data)
1287 {
1288         gboolean rv = FALSE;
1289         stc_rstn_key_s *rstn_key = (stc_rstn_key_s *)key;
1290         stc_rstn_value_s *rstn_value = (stc_rstn_value_s *)value;
1291         classid_bytes_context_s *context = (classid_bytes_context_s *)data;
1292         uint32_t classid;
1293
1294         if (context->counter->intend != NFACCT_COUNTER &&
1295                         context->counter->intend != NFACCT_TETH_COUNTER)
1296                 goto try_next_callback;
1297
1298         if (rstn_value->limit_exceeded == TRUE) {
1299                 context->data_limit_exceeded = TRUE; //LCOV_EXCL_LINE
1300                 goto try_next_callback; //LCOV_EXCL_LINE
1301         }
1302
1303         classid = context->counter->classid;
1304         rv = __interface_rstn_counter_update(rstn_key, rstn_value, context);
1305
1306         context->counter->classid = classid;
1307         if (rstn_value->classid != context->counter->classid)
1308                 goto try_next_callback;
1309
1310         rv = __rstn_counter_update(rstn_key, rstn_value, context);
1311
1312 try_next_callback:
1313         return rv;
1314 }
1315 //LCOV_EXCL_STOP
1316
1317 static gboolean __update_app_statistics(gpointer key, gpointer value,
1318                                         gpointer data)
1319 {
1320         stc_app_key_s *app_key = (stc_app_key_s *)key;
1321         stc_app_value_s *app_value = (stc_app_value_s *)value;
1322         time_t *touch_time = (time_t *)data;
1323         stc_db_classid_iftype_key stat_key;
1324         stc_db_app_stats stat;
1325         default_connection_s *default_connection = stc_get_default_connection();
1326
1327         memset(&stat_key, 0, sizeof(stc_db_classid_iftype_key));
1328         memset(&stat, 0 , sizeof(stc_db_app_stats));
1329
1330         /* Do not update statistics for Tethering
1331          * if tethering is in-active found */
1332         if (default_connection &&
1333                 default_connection->tether_state == FALSE &&
1334                 !strcmp(app_key->app_id, STC_TOTAL_TETHERING))
1335                 return FALSE;
1336
1337         /* Do not update statistics for Wi-Fi
1338          * if tethering is active on wlan0 iface */
1339         if (default_connection && default_connection->tether_state &&
1340                 default_connection->tether_iface.type == STC_IFACE_WIFI &&
1341                 !strcmp(app_key->app_id, STC_TOTAL_WIFI))
1342                 return FALSE;
1343
1344         stat_key.classid = app_value->classid;
1345
1346         if (app_value->classid == STC_TETHERING_APP_CLASSID &&
1347                 default_connection->tether_state == TRUE)
1348                 stat_key.iftype = default_connection->tether_iface.type;
1349         else if (g_str_has_suffix(app_key->app_id, STC_TETHERING_APP_SUFFIX))
1350                 stat_key.iftype = default_connection->tether_iface.type;
1351         else
1352                 stat_key.iftype = default_connection->type;
1353
1354         if (STC_IFACE_DATACALL == stat_key.iftype)
1355                 stat_key.subscriber_id = g_strdup(default_connection->subscriber_id);
1356         else
1357                 stat_key.subscriber_id = g_strdup("none_subid"); //LCOV_EXCL_LINE
1358
1359         if (app_value->classid == STC_TETHERING_APP_CLASSID &&
1360                 default_connection->tether_state == TRUE)
1361                 g_strlcpy(stat_key.ifname, default_connection->tether_iface.ifname,
1362                           MAX_IFACE_LENGTH);
1363         else if (g_str_has_suffix(app_key->app_id, STC_TETHERING_APP_SUFFIX))
1364                 g_strlcpy(stat_key.ifname, default_connection->tether_iface.ifname,
1365                           MAX_IFACE_LENGTH);
1366         else
1367                 g_strlcpy(stat_key.ifname, default_connection->ifname,
1368                           MAX_IFACE_LENGTH);
1369
1370         stat.app_id = g_strdup(app_key->app_id);
1371         stat.snd_count = app_value->counter.out_bytes;
1372         stat.rcv_count = app_value->counter.in_bytes;
1373         stat.is_roaming = default_connection->roaming;
1374
1375         if (strstr(stat.app_id, "_BACKGROUND")) {
1376                 stat.ground = STC_APP_STATE_BACKGROUND;
1377         } else {
1378                 if (strstr(stat.app_id, "TOTAL_"))
1379                         stat.ground = STC_APP_STATE_UNKNOWN;
1380                 else
1381                         stat.ground = STC_APP_STATE_FOREGROUND;
1382         }
1383
1384         table_statistics_insert(&stat_key, &stat, *touch_time);
1385
1386         app_value->counter.out_bytes = 0;
1387         app_value->counter.in_bytes = 0;
1388
1389         FREE(stat.app_id);
1390         FREE(stat_key.subscriber_id);
1391
1392         return FALSE;
1393 }
1394
1395 static gboolean __flush_apps_stats_to_database(gpointer user_data)
1396 {
1397         time_t current_time = 0;
1398         stc_s *stc = stc_get_manager();
1399
1400         if (stc && stc->carg)
1401                 current_time = stc->carg->last_run_time;
1402
1403         if (g_system->apps_tree_updated == FALSE)
1404                 return G_SOURCE_REMOVE;
1405
1406         g_system->apps_tree_updated = FALSE;
1407
1408         if (g_system->apps)
1409                 g_tree_foreach(g_system->apps,
1410                                __update_app_statistics,
1411                                &current_time);
1412
1413         STC_LOGI("Flushed app stats to database");
1414         return G_SOURCE_REMOVE;
1415 }
1416
1417 //LCOV_EXCL_START
1418 static gboolean __update_counter_statistics(gpointer key, gpointer value,
1419                                             gpointer data)
1420 {
1421         stc_rstn_value_s *rstn_value = (stc_rstn_value_s *)value;
1422         table_counters_info info = {
1423                 .restriction_id = rstn_value->restriction_id,
1424                 .data_counter = rstn_value->counter[STC_RSTN_LIMIT_TYPE_DATA],
1425                 .warn_counter = rstn_value->counter[STC_RSTN_LIMIT_TYPE_DATA_WARN],
1426                 .monthly_counter = rstn_value->counter[STC_RSTN_LIMIT_TYPE_MONTHLY],
1427                 .weekly_counter = rstn_value->counter[STC_RSTN_LIMIT_TYPE_WEEKLY],
1428                 .daily_counter = rstn_value->counter[STC_RSTN_LIMIT_TYPE_DAILY]
1429         };
1430
1431         table_counters_update_counters(&info);
1432
1433         return FALSE;
1434 }
1435
1436 static gboolean __flush_rstns_counter_to_database(gpointer user_data)
1437 {
1438         time_t current_time = 0;
1439         stc_s *stc = stc_get_manager();
1440
1441         if (stc && stc->carg)
1442                 current_time = stc->carg->last_run_time;
1443
1444         if (g_system->rstns_tree_updated == FALSE)
1445                 return G_SOURCE_REMOVE;
1446
1447         g_system->rstns_tree_updated = FALSE;
1448
1449         if (g_system->rstns)
1450                 g_tree_foreach(g_system->rstns,
1451                                __update_counter_statistics,
1452                                &current_time);
1453
1454         STC_LOGI("Flushed rstns counters to database");
1455         return G_SOURCE_REMOVE;
1456 }
1457 //LCOV_EXCL_STOP
1458
1459 static void __app_counter_update(stc_app_key_s *app_key,
1460                                  stc_app_value_s *app_value,
1461                                  classid_bytes_context_s *context)
1462 {
1463         switch (context->counter->iotype) {
1464         case NFACCT_COUNTER_IN:
1465                 app_value->data_usage.in_bytes += context->bytes;
1466                 app_value->counter.in_bytes = context->bytes;
1467                 g_system->apps_tree_updated = TRUE;
1468
1469                 /*
1470                 __apps_tree_foreach_print(app_key, app_value, NULL); //LCOV_EXCL_LINE
1471                 */
1472                 break;
1473         case NFACCT_COUNTER_OUT:
1474                 app_value->data_usage.out_bytes += context->bytes;
1475                 app_value->counter.out_bytes = context->bytes;
1476                 g_system->apps_tree_updated = TRUE;
1477
1478                 /*
1479                 __apps_tree_foreach_print(app_key, app_value, NULL); //LCOV_EXCL_LINE
1480                 */
1481                 break;
1482         default:
1483                 STC_LOGE("unknown iotype"); //LCOV_EXCL_LINE
1484         }
1485 }
1486
1487 static void __interface_counter_update(stc_app_key_s *app_key,
1488                                        stc_app_value_s *app_value,
1489                                        classid_bytes_context_s *context)
1490 {
1491         if ((app_value->classid == STC_TOTAL_DATACALL_CLASSID &&
1492              context->counter->iftype == STC_IFACE_DATACALL) ||
1493             (app_value->classid == STC_TOTAL_WIFI_CLASSID &&
1494              context->counter->iftype == STC_IFACE_WIFI) ||
1495             (app_value->classid == STC_TOTAL_BLUETOOTH_CLASSID &&
1496              context->counter->iftype == STC_IFACE_BLUETOOTH) ||
1497                 (app_value->classid == STC_TETHERING_APP_CLASSID &&
1498                  context->counter->iftype == STC_IFACE_WIFI) ||
1499                 (app_value->classid == STC_TETHERING_APP_CLASSID &&
1500                  context->counter->iftype == STC_IFACE_BLUETOOTH) ||
1501                 (app_value->classid == STC_TETHERING_APP_CLASSID &&
1502                  context->counter->iftype == STC_IFACE_USB) ||
1503                 (app_value->classid == STC_TETHERING_APP_CLASSID &&
1504                  context->counter->iftype == STC_IFACE_P2P))
1505                  __app_counter_update(app_key, app_value, context);
1506 }
1507
1508
1509 static gboolean __apps_counter_update_foreach_classid(gpointer key,
1510                                                       gpointer value,
1511                                                       gpointer data)
1512 {
1513         stc_app_key_s *app_key = (stc_app_key_s *)key;
1514         stc_app_value_s *app_value = (stc_app_value_s *)value;
1515         classid_bytes_context_s *context = (classid_bytes_context_s *)data;
1516
1517         if (context->counter->intend != NFACCT_COUNTER &&
1518                         context->counter->intend != NFACCT_TETH_COUNTER)
1519                 goto try_next_callback;
1520
1521         __interface_counter_update(app_key, app_value, context);
1522
1523         if (app_value->classid != context->counter->classid)
1524                 goto try_next_callback;
1525
1526         __app_counter_update(app_key, app_value, context);
1527
1528 try_next_callback:
1529         return FALSE;
1530 }
1531
1532 static gboolean __reset_time_counter_foreach_rstn(gpointer key,
1533                                                   gpointer value,
1534                                                   gpointer data)
1535 {
1536         stc_rstn_key_s *rstn_key = (stc_rstn_key_s *)key;
1537         stc_rstn_value_s *rstn_value = (stc_rstn_value_s *)value;
1538         reset_time_limits_context_s *context = (reset_time_limits_context_s *)data;
1539         int i;
1540         time_t now_month_start_ts;
1541
1542         if (rstn_value->month_start_date == 0) {
1543                 table_counters_info info;
1544                 memset(&info, 0, sizeof(table_counters_info));
1545                 table_counters_get_timestamps(rstn_value->restriction_id, &info);
1546
1547                 if (info.month_start_date == 0)
1548                         rstn_value->month_start_date = 1;
1549                 else
1550                         rstn_value->month_start_date = info.month_start_date;
1551                 rstn_value->month_start_ts = info.month_start_ts;
1552         }
1553
1554         now_month_start_ts =
1555                 stc_time_get_month_start(context->now,
1556                                          rstn_value->month_start_date);
1557
1558         if (rstn_value->month_start_ts != now_month_start_ts) {
1559                 rstn_value->month_start_ts = now_month_start_ts;
1560                 context->month_start_ts = now_month_start_ts;
1561                 context->is_updated |= (1 << STC_RSTN_LIMIT_TYPE_MONTHLY);
1562         }
1563
1564         if (context->is_updated) {
1565                 table_counters_info info;
1566                 memset(&info, 0, sizeof(table_counters_info));
1567
1568                 info.restriction_id = rstn_value->restriction_id;
1569                 info.month_start_date = rstn_value->month_start_date;
1570                 info.month_start_ts = rstn_value->month_start_ts;
1571                 info.week_start_ts = context->week_start_ts;
1572                 info.day_start_ts = context->day_start_ts;
1573
1574                 table_counters_update_timestamps(&info);
1575         }
1576
1577         for (i = STC_RSTN_LIMIT_TYPE_MONTHLY; i < STC_RSTN_LIMIT_TYPE_MAX; i++) {
1578
1579                 if ((context->is_updated) & (1 << i)) {
1580                         /* reset limit */
1581                         rstn_value->counter[i] = 0;
1582
1583                         if (rstn_value->limit_exceeded & (1 << i)) {
1584                                 /* remove iptables rule */
1585                                 char *default_ifname = stc_default_connection_get_ifname();
1586                                 struct nfacct_rule counter;
1587                                 stc_s *stc = stc_get_manager();
1588                                 if (stc == NULL) {
1589                                         STC_LOGE("Can't get stc data");
1590                                         g_free(default_ifname);
1591                                         goto try_next_callback;
1592                                 }
1593
1594                                 if (!stc->carg) {
1595                                         stc->carg = MALLOC0(counter_arg_s, 1);
1596                                         if (stc->carg == NULL) {
1597                                                 g_free(default_ifname);
1598                                                 goto try_next_callback;
1599                                         }
1600
1601                                         stc->carg->sock =
1602                                                 stc_monitor_get_counter_socket();
1603                                 }
1604
1605                                 counter.carg = stc->carg;
1606                                 counter.classid = rstn_value->classid;
1607                                 counter.intend = NFACCT_BLOCK;
1608                                 counter.iftype = rstn_key->iftype;
1609                                 g_strlcpy(counter.ifname, default_ifname,
1610                                           MAX_IFACE_LENGTH);
1611
1612                                 g_free(default_ifname);
1613
1614                                 /* iptables rule */
1615                                 __del_iptables_in(&counter);
1616                                 __del_iptables_out(&counter);
1617
1618                                 /* ip6tables rule */
1619                                 __del_ip6tables_in(&counter);
1620                                 __del_ip6tables_out(&counter);
1621
1622                                 rstn_value->rstn_state = STC_RSTN_STATE_DEACTIVATED;
1623                                 rstn_value->limit_exceeded &= ~(1 << i);
1624                                 rstn_value->limit_notified &= ~(1 << i);
1625                         }
1626                 }
1627         }
1628
1629 try_next_callback:
1630         return FALSE;
1631 }
1632
1633 static void __reset_time_counters_if_required(void)
1634 {
1635         reset_time_limits_context_s context;
1636
1637         if (g_system == NULL) {
1638                 STC_LOGE("stc monitor not initialized!");
1639                 return;
1640         }
1641
1642         context.now = time(NULL);
1643         context.week_start_ts = stc_time_get_week_start(context.now);
1644         context.day_start_ts = stc_time_get_day_start(context.now);
1645         context.is_updated = 0;
1646
1647         if (g_system->last_week_ts != context.week_start_ts) {
1648                 g_system->last_week_ts = context.week_start_ts;
1649                 context.is_updated |= (1 << STC_RSTN_LIMIT_TYPE_WEEKLY);
1650         }
1651
1652         if (g_system->last_day_ts != context.day_start_ts) {
1653                 g_system->last_day_ts = context.day_start_ts;
1654                 context.is_updated |= (1 << STC_RSTN_LIMIT_TYPE_DAILY);
1655         }
1656
1657         if (g_system->rstns) {
1658                 g_tree_foreach(g_system->rstns,
1659                                __reset_time_counter_foreach_rstn,
1660                                &context);
1661                 if (context.is_updated)
1662                         STC_LOGD("Counter reset completed month_start [%ld], week_start [%ld], day_start [%ld]",
1663                                  context.month_start_ts, g_system->last_week_ts, g_system->last_day_ts);
1664         }
1665 }
1666
1667 static void __fill_nfacct_result(char *cnt_name, int64_t bytes,
1668                                  struct counter_arg *carg)
1669 {
1670         __reset_time_counters_if_required();
1671
1672         struct nfacct_rule counter = {
1673                 .carg = carg,
1674                 .name = {0},
1675                 .ifname = {0},
1676                 0
1677         };
1678
1679         classid_bytes_context_s context = {
1680                 .counter = &counter,
1681                 .bytes = bytes,
1682                 .data_limit_exceeded = FALSE,
1683         };
1684
1685         if (!recreate_counter_by_name(cnt_name, &counter)) {
1686                 STC_LOGE("Can't parse counter name %s", cnt_name); //LCOV_EXCL_LINE
1687                 return; //LCOV_EXCL_LINE
1688         }
1689
1690         if (STC_DEBUG_LOG)
1691                 STC_LOGI("classid %u, iftype %u, iotype %d, intend %d, ifname %s, bytes %lld",
1692                         context.counter->classid, context.counter->iftype,
1693                         context.counter->iotype, context.counter->intend,
1694                         context.counter->ifname, context.bytes);
1695
1696         if (g_system->rstns)
1697                 g_tree_foreach(g_system->rstns,
1698                                __rstn_counter_update_foreach_classid,
1699                                &context);
1700
1701         if (g_system->apps)
1702                 g_tree_foreach(g_system->apps,
1703                                __apps_counter_update_foreach_classid,
1704                                &context);
1705 }
1706
1707 static int __fill_counters(struct rtattr *attr_list[__NFACCT_MAX],
1708                            void *user_data)
1709 {
1710         struct counter_arg *carg = user_data;
1711         char *cnt_name = (char *)RTA_DATA(attr_list[NFACCT_NAME]);
1712         if (carg->initiate) {
1713                 /**
1714                  * TODO: this will be used when daemon starts to update existing
1715                  * counter data if present.
1716                  *
1717                  populate_counters(cnt_name, carg);
1718                  */
1719         } else {
1720                 int64_t *bytes_p =
1721                         (int64_t *)RTA_DATA(attr_list[NFACCT_BYTES]);
1722                 int bytes = be64toh(*bytes_p);
1723                 if (bytes) {
1724                         ++carg->serialized_counters;
1725                         __fill_nfacct_result(cnt_name, bytes, carg);
1726                 }
1727         }
1728
1729         return 0;
1730 }
1731
1732 static int __post_fill_counters(void *user_data)
1733 {
1734         struct counter_arg *carg = user_data;
1735
1736         if (carg->initiate)
1737                 carg->initiate = 0;
1738
1739         return 0;
1740 }
1741
1742 static void __process_network_counter(struct genl *ans,
1743                                       struct counter_arg *carg)
1744 {
1745         struct netlink_serialization_params ser_params = {
1746                 .carg = carg,
1747                 .ans = ans,
1748                 .eval_attr = __fill_counters,
1749                 .post_eval_attr = __post_fill_counters,
1750         };
1751
1752         netlink_serialization_command *netlink =
1753                 netlink_create_command(&ser_params);
1754         if (!netlink) {
1755                 STC_LOGE("Can not create command"); //LCOV_EXCL_LINE
1756                 return; //LCOV_EXCL_LINE
1757         }
1758
1759         netlink->deserialize_answer(&(netlink->params));
1760 }
1761
1762 static gboolean __process_contr_reply(GIOChannel *source,
1763                                       GIOCondition condition,
1764                                       gpointer user_data)
1765 {
1766         int sock = g_io_channel_unix_get_fd(source);
1767         struct genl *ans;
1768         int ret;
1769         stc_s *stc = stc_get_manager();
1770
1771 #ifdef TIZEN_GTESTS
1772         void __gcov_flush(void);
1773         __gcov_flush();
1774 #endif
1775
1776         if ((condition & G_IO_ERR) || (condition & G_IO_HUP) ||
1777             (condition & G_IO_NVAL)) {
1778                 /* G_IO_ERR/G_IO_HUP/G_IO_NVAL received */
1779
1780                 STC_LOGE("Counter socket received G_IO event, closing socket." //LCOV_EXCL_LINE
1781                          "G_IO_ERR [%u], G_IO_HUP [%u], G_IO_NVAL [%u]",
1782                          (condition & G_IO_ERR), (condition & G_IO_HUP),
1783                          (condition & G_IO_NVAL));
1784                 __close_and_reopen_contr_sock(g_system); //LCOV_EXCL_LINE
1785                 return FALSE; //LCOV_EXCL_LINE
1786         }
1787
1788         ans = MALLOC0(struct genl, 1);
1789         if (ans == NULL) {
1790                 STC_LOGE("Failed allocate memory to genl reply message"); //LCOV_EXCL_LINE
1791                 return TRUE; //LCOV_EXCL_LINE
1792         }
1793
1794         if (stc == NULL) {
1795                 STC_LOGE("Can't get stc data"); //LCOV_EXCL_LINE
1796                 goto out; //LCOV_EXCL_LINE
1797         }
1798
1799         ret = read_netlink(sock, ans, sizeof(struct genl));
1800         /* STC_LOGD("Counter data received ret [%d]", ret); */
1801         if (ret == 0)
1802                 goto out;
1803
1804         stc->carg->ans_len = ret;
1805         stc->carg->last_run_time = time(NULL);
1806
1807         __process_network_counter(ans, stc->carg);
1808
1809         g_idle_add(__flush_apps_stats_to_database, NULL);
1810         g_idle_add(__flush_rstns_counter_to_database, NULL);
1811 out:
1812
1813         FREE(ans);
1814         return TRUE;
1815 }
1816
1817 static gboolean __update_contr_cb(void *user_data)
1818 {
1819         /* Here we just sent command, answer we receive in another callback */
1820         stc_s *stc = stc_get_manager();
1821         ret_value_msg_if(stc == NULL, STC_ERROR_FAIL, "Can't get stc data");
1822         if (!stc->carg) {
1823                 stc->carg = MALLOC0(counter_arg_s, 1);
1824                 if (stc->carg == NULL)
1825                         return TRUE;  /* we need to continue the timer */
1826
1827                 stc->carg->sock = stc_monitor_get_counter_socket();
1828         }
1829
1830 #ifdef TIZEN_GTESTS
1831         void __gcov_flush(void);
1832         __gcov_flush();
1833 #endif
1834
1835         /* STC_LOGD("Get all counters"); */
1836         nfacct_send_get_all(stc->carg);
1837
1838         /* we need to continue the timer */
1839         return TRUE;
1840 }
1841
1842 /*
1843 //LCOV_EXCL_START
1844 static gboolean __rstn_tree_foreach_print(gpointer key, gpointer value,
1845                                           gpointer data)
1846 {
1847         stc_rstn_key_s *rstn_key = (stc_rstn_key_s *)key;
1848         stc_rstn_value_s *rstn_value = (stc_rstn_value_s *)value;
1849
1850         __print_rstn(rstn_key, rstn_value);
1851         return FALSE;
1852 }
1853
1854 static void __rstn_tree_printall(void)
1855 {
1856         g_tree_foreach(g_system->rstns, __rstn_tree_foreach_print, NULL);
1857 }
1858 //LCOV_EXCL_STOP
1859 */
1860
1861 static stc_rstn_value_s * __rstn_lookup(GTree *rstns_tree,
1862                                         const stc_rstn_key_s *key)
1863 {
1864         stc_rstn_value_s *lookup;
1865
1866         ret_value_msg_if(rstns_tree == NULL, NULL, "rstns_tree is null!");
1867
1868         lookup = g_tree_lookup(rstns_tree, key);
1869
1870         return lookup;
1871 }
1872
1873 static gboolean __remove_restriction(gpointer key, gpointer value,
1874                                      gpointer data)
1875 {
1876         stc_rstn_key_s *rstn_key = (stc_rstn_key_s *)key;
1877         stc_rstn_value_s *rstn_value = (stc_rstn_value_s *)value;
1878
1879         __process_restriction(RST_UNSET, rstn_key, rstn_value, data);
1880         __print_rstn(rstn_key, rstn_value);
1881         return FALSE;
1882 }
1883
1884 static gboolean __add_restriction_debug(gpointer key, gpointer value,
1885                                         gpointer data)
1886 {
1887         stc_rstn_key_s *rstn_key = (stc_rstn_key_s *)key;
1888         stc_rstn_value_s *rstn_value = (stc_rstn_value_s *)value;
1889
1890         /* rstn rule is activated */
1891         if (rstn_value->rstn_state == STC_RSTN_STATE_ACTIVATED)
1892                 return FALSE;
1893
1894         if (rstn_value->rstn_type == STC_RSTN_TYPE_ACCEPT)
1895                 __process_restriction(RST_EXCLUDE, rstn_key, rstn_value, data);
1896         else
1897                 __process_restriction(RST_SET, rstn_key, rstn_value, data);
1898
1899         __print_rstn(rstn_key, rstn_value);
1900
1901         return FALSE;
1902 }
1903
1904 //LCOV_EXCL_START
1905 static gboolean __add_restriction(gpointer key, gpointer value, gpointer data)
1906 {
1907         stc_rstn_key_s *rstn_key = (stc_rstn_key_s *)key;
1908         stc_rstn_value_s *rstn_value = (stc_rstn_value_s *)value;
1909
1910         /* rstn rule is activated */
1911         if (rstn_value->rstn_state == STC_RSTN_STATE_ACTIVATED)
1912                 return FALSE;
1913
1914         if (rstn_value->rstn_type == STC_RSTN_TYPE_ACCEPT)
1915                 __process_restriction(RST_EXCLUDE, rstn_key, rstn_value, data);
1916         else
1917                 __process_restriction(RST_SET, rstn_key, rstn_value, data);
1918
1919         return FALSE;
1920 }
1921 //LCOV_EXCL_STOP
1922
1923 static stc_error_e __rstn_tree_remove(stc_rstn_key_s *key)
1924 {
1925         stc_rstn_value_s *lookup_value;
1926
1927         ret_value_msg_if(g_system == NULL, STC_ERROR_FAIL, "stc monitor not initialized!");
1928
1929         lookup_value = __rstn_lookup(g_system->rstns, key);
1930         if (!lookup_value) {
1931                 STC_LOGE("key not found"); //LCOV_EXCL_LINE
1932                 return STC_ERROR_NO_DATA; //LCOV_EXCL_LINE
1933         }
1934
1935         /* remove counter also */
1936         table_counters_delete(lookup_value->restriction_id);
1937         __remove_restriction(key, lookup_value, NULL);
1938
1939         if (!g_tree_remove(g_system->rstns, key)) {
1940                 STC_LOGD("key not found"); //LCOV_EXCL_LINE
1941                 return STC_ERROR_NO_DATA; //LCOV_EXCL_LINE
1942         }
1943
1944         return STC_ERROR_NONE;
1945 }
1946
1947 static stc_error_e __rstn_tree_add(stc_rstn_key_s *key,
1948                                    stc_rstn_value_s *value, gboolean debug)
1949 {
1950         stc_rstn_key_s *rstn_key;
1951         stc_rstn_value_s *rstn_value;
1952
1953         ret_value_msg_if(g_system == NULL, STC_ERROR_FAIL, "stc monitor not initialized!");
1954
1955         rstn_value = __rstn_lookup(g_system->rstns, key);
1956         if (rstn_value)
1957                 __rstn_tree_remove(key);
1958
1959         rstn_key = MALLOC0(stc_rstn_key_s, 1);
1960         if (!rstn_key) {
1961                 STC_LOGE("rstn_key allocation failed"); //LCOV_EXCL_LINE
1962                 return STC_ERROR_OUT_OF_MEMORY; //LCOV_EXCL_LINE
1963         }
1964
1965         rstn_value = MALLOC0(stc_rstn_value_s, 1);
1966         if (!rstn_value) {
1967                 STC_LOGE("rstn_value allocation failed"); //LCOV_EXCL_LINE
1968                 FREE(rstn_key); //LCOV_EXCL_LINE
1969                 return STC_ERROR_OUT_OF_MEMORY; //LCOV_EXCL_LINE
1970         }
1971
1972         rstn_key->app_id = g_strdup(key->app_id);
1973         rstn_key->ifname = g_strdup(key->ifname);
1974         rstn_key->subscriber_id = g_strdup(key->subscriber_id);
1975         rstn_key->iftype = key->iftype;
1976         rstn_key->roaming = key->roaming;
1977
1978         g_tree_insert(g_system->rstns, rstn_key, rstn_value);
1979
1980         rstn_value->restriction_id = value->restriction_id;
1981         rstn_value->rstn_state = value->rstn_state;
1982         rstn_value->rstn_type = value->rstn_type;
1983         rstn_value->classid = value->classid;
1984
1985         int i;
1986         for (i = 0; i < STC_RSTN_LIMIT_TYPE_MAX; i++) {
1987                 rstn_value->limit[i] = value->limit[i];
1988                 rstn_value->counter[i] = 0;
1989         }
1990
1991         rstn_value->limit_exceeded = 0;
1992         rstn_value->limit_notified = 0;
1993         rstn_value->month_start_date = value->month_start_date;
1994         rstn_value->month_start_ts = value->month_start_ts;
1995
1996         if (debug == TRUE)
1997                 __add_restriction_debug(key, rstn_value, NULL);
1998         else
1999                 __add_restriction(key, rstn_value, NULL);
2000
2001         return STC_ERROR_NONE;
2002 }
2003
2004 //LCOV_EXCL_START
2005 static stc_cb_ret_e __insert_restriction_cb(const table_restrictions_info *info,
2006                                             void *user_data)
2007 {
2008         stc_cb_ret_e ret = STC_CONTINUE;
2009
2010         stc_rstn_key_s key;
2011         stc_rstn_value_s value;
2012
2013         memset(&key, 0, sizeof(stc_rstn_key_s));
2014         memset(&value, 0, sizeof(stc_rstn_value_s));
2015
2016         key.app_id = g_strdup(info->app_id);
2017         key.ifname = g_strdup(info->ifname);
2018         key.subscriber_id = g_strdup(info->subscriber_id);
2019         key.iftype = info->iftype;
2020         key.roaming = info->roaming;
2021
2022         value.rstn_type = info->rstn_type;
2023         value.rstn_state = STC_RSTN_STATE_UNKNOWN;
2024         value.restriction_id = info->restriction_id;
2025
2026         if (info->app_id)
2027                 value.classid = get_classid_by_app_id(info->app_id, TRUE);
2028         else
2029                 value.classid = STC_UNKNOWN_CLASSID;
2030
2031         value.limit[STC_RSTN_LIMIT_TYPE_DATA] = info->data_limit;
2032         value.limit[STC_RSTN_LIMIT_TYPE_DATA_WARN] = info->data_warn_limit;
2033         value.limit[STC_RSTN_LIMIT_TYPE_MONTHLY] = info->monthly_limit;
2034         value.limit[STC_RSTN_LIMIT_TYPE_WEEKLY] = info->weekly_limit;
2035         value.limit[STC_RSTN_LIMIT_TYPE_DAILY] = info->daily_limit;
2036
2037         if (__rstn_tree_add(&key, &value, FALSE) != STC_ERROR_NONE)
2038                 ret = STC_CANCEL;
2039
2040         FREE(key.app_id);
2041         FREE(key.ifname);
2042         FREE(key.subscriber_id);
2043         return ret;
2044 }
2045
2046 static void __fill_restritions_list(void)
2047 {
2048         table_restrictions_foreach(__insert_restriction_cb, NULL);
2049
2050         /* __rstn_tree_printall(); */
2051 }
2052
2053 static gboolean __add_rstn_foreach_application(gpointer key,
2054                                                gpointer value,
2055                                                gpointer data)
2056 {
2057         stc_rstn_key_s *rstn_key = (stc_rstn_key_s *)key;
2058         stc_rstn_value_s *rstn_value = (stc_rstn_value_s *)value;
2059         gchar *app_id = (gchar *)data;
2060
2061         /* rstn rule is not for applications */
2062         if (rstn_key->app_id == NULL)
2063                 goto out;
2064
2065         /* rstn rule is not for this application */
2066         if (g_strcmp0(rstn_key->app_id, app_id) != 0)
2067                 goto out;
2068
2069         /* rstn rule is already applied */
2070         if (rstn_value->rstn_state == STC_RSTN_STATE_ACTIVATED)
2071                 goto out;
2072
2073         /* add restriction to system */
2074         if (rstn_value->rstn_type == STC_RSTN_TYPE_ACCEPT)
2075                 __process_restriction(RST_EXCLUDE, rstn_key, rstn_value, NULL);
2076         else
2077                 __process_restriction(RST_SET, rstn_key, rstn_value, NULL);
2078
2079         __print_rstn(rstn_key, rstn_value);
2080 out:
2081         return FALSE;
2082 }
2083 //LCOV_EXCL_STOP
2084
2085 static void __add_rstns_for_application(gchar *app_id)
2086 {
2087         g_tree_foreach(g_system->rstns, __add_rstn_foreach_application,
2088                        app_id);
2089 }
2090
2091 static void __add_application_by_interface(const char *app_id)
2092 {
2093         stc_app_key_s app_key;
2094         stc_app_value_s app_value;
2095
2096         if (app_id == NULL)
2097                 return; //LCOV_EXCL_LINE
2098
2099         memset(&app_key, 0, sizeof(stc_app_key_s));
2100         memset(&app_value, 0, sizeof(stc_app_value_s));
2101
2102         app_key.pkg_id = g_strdup(app_id);
2103         app_key.app_id = g_strdup(app_id);
2104
2105         app_value.type = STC_APP_TYPE_NONE;
2106         app_value.processes = NULL;
2107         app_value.counter.in_bytes = 0;
2108         app_value.counter.out_bytes = 0;
2109
2110         stc_monitor_application_add(app_key, app_value);
2111
2112         FREE(app_key.pkg_id);
2113         FREE(app_key.app_id);
2114 }
2115
2116 static guint __get_background_state(void)
2117 {
2118         return g_system->background_state;;
2119 }
2120
2121 static void __set_background_state(guint state)
2122 {
2123         g_system->background_state = state;
2124 }
2125
2126 static gboolean __processes_tree_foreach_background(gpointer key,
2127                                                     gpointer value,
2128                                                     gpointer data)
2129 {
2130         stc_process_key_s *proc_key = (stc_process_key_s *)key;
2131         stc_app_key_s *app_key = (stc_app_key_s *)data;
2132
2133         if (g_system->background_state)
2134                 place_pids_to_net_cgroup(proc_key->pid, STC_BACKGROUND_APP_ID);
2135         else
2136                 place_pids_to_net_cgroup(proc_key->pid, app_key->app_id);
2137
2138         return FALSE;
2139 }
2140
2141 static gboolean __apps_tree_foreach_background(gpointer key, gpointer value,
2142                                         gpointer data)
2143 {
2144         stc_app_key_s *app_key = (stc_app_key_s *)key;
2145         stc_app_value_s *app_value = (stc_app_value_s *)value;
2146
2147         if (strstr(app_key->app_id, STC_BACKGROUND_APP_SUFFIX))
2148                 g_tree_foreach(app_value->processes,
2149                                __processes_tree_foreach_background, app_key);
2150
2151         return FALSE;
2152 }
2153
2154 static stc_error_e __process_update_background(void)
2155 {
2156         ret_value_msg_if(g_system == NULL, STC_ERROR_FAIL, "stc monitor not initialized!");
2157
2158         g_tree_foreach(g_system->apps, __apps_tree_foreach_background, NULL);
2159
2160         return STC_ERROR_NONE;
2161 }
2162 //LCOV_EXCL_STOP
2163
2164 static void __fill_exceptions_list(void)
2165 {
2166         stc_plugin_fill_exception_list();
2167 }
2168
2169 stc_error_e stc_monitor_init(void)
2170 {
2171         stc_system_s *system = MALLOC0(stc_system_s, 1);
2172         GIOChannel *gio = NULL;
2173
2174         ret_value_msg_if(system == NULL, STC_ERROR_OUT_OF_MEMORY, "stc_system_s malloc fail!");
2175
2176         /* initializing current classid */
2177         init_current_classid();
2178
2179         /* initializing cgroups */
2180         cgroup_init();
2181
2182         /* creating monitored application tree */
2183         system->apps = g_tree_new_full(__apps_tree_key_compare, NULL,
2184                                        __apps_tree_key_free,
2185                                        __apps_tree_value_free);
2186
2187         system->rstns = g_tree_new_full(__rstns_tree_key_compare, NULL,
2188                                         __rstns_tree_key_free,
2189                                         __rstns_tree_value_free);
2190
2191         /* create netlink socket for updating kernel counters */
2192         system->contr_sock = create_netlink(NETLINK_NETFILTER, 0);
2193         if (system->contr_sock < 0) {
2194                 STC_LOGE("failed to open socket"); //LCOV_EXCL_LINE
2195                 FREE(system); //LCOV_EXCL_LINE
2196                 return STC_ERROR_FAIL; //LCOV_EXCL_LINE
2197         }
2198
2199         gio = g_io_channel_unix_new(system->contr_sock);
2200         system->contr_gsource_id =
2201                 g_io_add_watch(gio, G_IO_IN | G_IO_ERR | G_IO_HUP,
2202                                (GIOFunc) __process_contr_reply,
2203                                NULL);
2204         g_io_channel_unref(gio);
2205
2206         g_system = system;
2207
2208         __add_application_by_interface(STC_TOTAL_DATACALL);
2209         __add_application_by_interface(STC_TOTAL_WIFI);
2210         __add_application_by_interface(STC_TOTAL_BLUETOOTH);
2211         __add_application_by_interface(STC_TOTAL_IPV4);
2212         __add_application_by_interface(STC_TOTAL_IPV6);
2213         __add_application_by_interface(STC_TOTAL_TETHERING);
2214
2215         /* creating restriction rules tree */
2216         __update_contr_cb(NULL);
2217
2218         /* registering periodic kernel counters update callback */
2219         g_system->contr_timer_id = g_timeout_add_seconds(CONTR_TIMER_INTERVAL,
2220                                                          __update_contr_cb,
2221                                                          NULL);
2222         if (g_system->contr_timer_id == 0) {
2223                 STC_LOGE("Failed to register kernel counters update timer"); //LCOV_EXCL_LINE
2224                 __close_contr_sock(g_system); //LCOV_EXCL_LINE
2225                 return STC_ERROR_FAIL; //LCOV_EXCL_LINE
2226         }
2227
2228         __vconf_get_int(VCONFKEY_STC_BACKGROUND_STATE,
2229                         (int *)&g_system->background_state);
2230
2231         __fill_exceptions_list();
2232         __fill_restritions_list();
2233
2234         return STC_ERROR_NONE;
2235 }
2236
2237 stc_error_e stc_monitor_deinit(void)
2238 {
2239         ret_value_msg_if(g_system == NULL, STC_ERROR_FAIL, "stc monitor not initialized!");
2240
2241         /* close netlink socket for updating kernel counters */
2242         __close_contr_sock(g_system);
2243
2244         /* remove kernel counters update timer */
2245         if (g_system->contr_timer_id > 0) {
2246                 g_source_remove(g_system->contr_timer_id);
2247                 g_system->contr_timer_id = 0;
2248         }
2249
2250         /* destroy monitored application tree */
2251         g_tree_destroy(g_system->apps);
2252         g_system->apps = NULL;
2253
2254         /* destroy restriction rules tree */
2255         g_tree_destroy(g_system->rstns);
2256         g_system->rstns = NULL;
2257
2258         FREE(g_system);
2259
2260         return STC_ERROR_NONE;
2261 }
2262
2263 API stc_error_e stc_monitor_application_add(const stc_app_key_s app_key,
2264                                         const stc_app_value_s app_value)
2265 {
2266         stc_error_e ret = STC_ERROR_NONE;
2267         stc_app_key_s *key;
2268         stc_app_value_s *value;
2269         stc_app_value_s *lookup;
2270
2271         ret_value_msg_if(g_system == NULL, STC_ERROR_FAIL, "stc monitor not initialized!");
2272
2273         lookup = __application_lookup(g_system->apps, &app_key);
2274         if (lookup)
2275                 return STC_ERROR_NONE; //LCOV_EXCL_LINE
2276
2277         key = MALLOC0(stc_app_key_s, 1);
2278         if (!key) {
2279                 STC_LOGE("key allocation failed"); //LCOV_EXCL_LINE
2280                 return STC_ERROR_OUT_OF_MEMORY; //LCOV_EXCL_LINE
2281         }
2282
2283         value = MALLOC0(stc_app_value_s, 1);
2284         if (!value) {
2285                 STC_LOGE("value allocation failed"); //LCOV_EXCL_LINE
2286                 FREE(key); //LCOV_EXCL_LINE
2287                 return STC_ERROR_OUT_OF_MEMORY; //LCOV_EXCL_LINE
2288         }
2289
2290         key->app_id = g_strdup(app_key.app_id);
2291         key->pkg_id = g_strdup(app_key.pkg_id);
2292
2293         value->type = app_value.type;
2294         value->data_usage.in_bytes = app_value.data_usage.in_bytes;
2295         value->data_usage.out_bytes = app_value.data_usage.out_bytes;
2296         g_strlcpy(value->ipaddr, app_value.ipaddr, IPV4_IPADDRESS_LEN);
2297
2298         value->processes = g_tree_new_full(__processes_tree_key_compare, NULL,
2299                                            __processes_tree_key_free,
2300                                            __processes_tree_value_free);
2301
2302         /* create cgroup and update classid */
2303         value->classid = get_classid_by_app_id(app_key.app_id, TRUE);
2304
2305         g_tree_insert(g_system->apps, key, value);
2306
2307         /* add nfacct rule for this classid */
2308         __add_application_monitor(key, value, stc_get_default_connection());
2309         __add_rstns_for_application(app_key.app_id);
2310
2311         return ret;
2312 }
2313
2314 API stc_error_e stc_monitor_application_remove(const stc_app_key_s app_key)
2315 {
2316         stc_error_e ret = STC_ERROR_NONE;
2317         stc_app_value_s *app_lookup;
2318
2319         ret_value_msg_if(g_system == NULL, STC_ERROR_FAIL, "stc monitor not initialized!");
2320
2321         app_lookup = __application_lookup(g_system->apps, &app_key);
2322         if (!app_lookup) {
2323                 if (STC_DEBUG_LOG)
2324                         STC_LOGD("app_key not found"); //LCOV_EXCL_LINE
2325                 return STC_ERROR_FAIL; //LCOV_EXCL_LINE
2326         }
2327
2328         /* remove nfacct rule for this classid */
2329         __remove_application_monitor((gpointer) &app_key, app_lookup,
2330                                      stc_get_default_connection());
2331
2332         /* remove ristrictions if any */
2333         __remove_rstns_for_application(app_key.app_id);
2334
2335         /* remove app_key from the stc-manager */
2336         if (!g_tree_remove(g_system->apps, &app_key)) {
2337                 ret = STC_ERROR_NO_DATA;
2338                 STC_LOGE("key not found");
2339         }
2340
2341         return ret;
2342 }
2343
2344 API stc_error_e stc_monitor_process_add(const stc_app_key_s app_key,
2345                                     const stc_process_key_s proc_key,
2346                                     const stc_process_value_s proc_value)
2347 {
2348         stc_error_e ret = STC_ERROR_NONE;
2349         stc_app_value_s *app_lookup;
2350         stc_process_key_s *key;
2351         stc_process_value_s *value;
2352         stc_process_value_s *proc_lookup;
2353
2354         ret_value_msg_if(g_system == NULL, STC_ERROR_FAIL, "stc monitor not initialized!");
2355
2356         app_lookup = __application_lookup(g_system->apps, &app_key);
2357         if (!app_lookup) {
2358                 if (STC_DEBUG_LOG)
2359                         STC_LOGD("app_key not found"); //LCOV_EXCL_LINE
2360                 return STC_ERROR_FAIL; //LCOV_EXCL_LINE
2361         }
2362
2363         proc_lookup = __process_lookup(app_lookup->processes, &proc_key);
2364         if (proc_lookup)
2365                 return STC_ERROR_NONE; //LCOV_EXCL_LINE
2366
2367         key = MALLOC0(stc_process_key_s, 1);
2368         if (!key) {
2369                 STC_LOGE("key allocation failed"); //LCOV_EXCL_LINE
2370                 return STC_ERROR_OUT_OF_MEMORY; //LCOV_EXCL_LINE
2371         }
2372
2373         value = MALLOC0(stc_process_value_s, 1);
2374         if (!value) {
2375                 STC_LOGE("value allocation failed"); //LCOV_EXCL_LINE
2376                 FREE(key); //LCOV_EXCL_LINE
2377                 return STC_ERROR_OUT_OF_MEMORY; //LCOV_EXCL_LINE
2378         }
2379
2380         key->pid = proc_key.pid;
2381
2382         value->ground = proc_value.ground;
2383
2384         g_tree_insert(app_lookup->processes, key, value);
2385
2386         /* add pid to application cgroup */
2387         place_pids_to_net_cgroup(proc_key.pid, app_key.app_id);
2388
2389         /*
2390         __apps_tree_printall(); //LCOV_EXCL_LINE
2391         */
2392
2393         return ret;
2394 }
2395
2396 API stc_error_e stc_monitor_process_remove(pid_t pid)
2397 {
2398         stc_error_e ret = STC_ERROR_NONE;
2399         stc_process_key_s proc_key = {
2400                 .pid = pid
2401         };
2402
2403         remove_pid_context_s context = {
2404                 .app_key = NULL,
2405                 .proc_key = &proc_key,
2406                 .entry_removed = FALSE,
2407         };
2408
2409         ret_value_msg_if(g_system == NULL, STC_ERROR_FAIL, "stc monitor not initialized!");
2410
2411         g_tree_foreach(g_system->apps, __apps_tree_foreach_remove_pid,
2412                        &context);
2413
2414         if (context.entry_removed)
2415                 __application_remove_if_empty(context.app_key);
2416
2417         /*
2418         __apps_tree_printall(); //LCOV_EXCL_LINE
2419         */
2420
2421         return ret;
2422 }
2423
2424 //LCOV_EXCL_START
2425 API stc_error_e stc_monitor_process_update_ground(const stc_app_key_s app_key,
2426                                               const stc_process_key_s proc_key,
2427                                               stc_app_state_e ground)
2428 {
2429         stc_error_e ret = STC_ERROR_NONE;
2430         stc_app_value_s *app_lookup;
2431         stc_process_value_s *proc_lookup;
2432
2433         ret_value_msg_if(g_system == NULL, STC_ERROR_FAIL, "stc monitor not initialized!");
2434
2435         app_lookup = __application_lookup(g_system->apps, &app_key);
2436         if (!app_lookup) {
2437                 STC_LOGD("app_key not found");
2438                 return STC_ERROR_FAIL;
2439         }
2440
2441         proc_lookup = __process_lookup(app_lookup->processes, &proc_key);
2442         if (!proc_lookup) {
2443                 STC_LOGD("proc_key not found");
2444                 return STC_ERROR_FAIL;
2445         }
2446
2447         if (proc_lookup->ground != ground)
2448                 proc_lookup->ground = ground;
2449
2450         if (ground == STC_APP_STATE_BACKGROUND && __get_background_state())
2451                 place_pids_to_net_cgroup(proc_key.pid, STC_BACKGROUND_APP_ID);
2452         else
2453                 place_pids_to_net_cgroup(proc_key.pid, app_key.app_id);
2454
2455         return ret;
2456 }
2457 //LCOV_EXCL_STOP
2458
2459 void stc_monitor_update_rstn_by_default_connection(void *data)
2460 {
2461         static default_connection_s old_connection;
2462         default_connection_s *new_connection = (default_connection_s *)data;
2463
2464         if (old_connection.path != NULL) {
2465                 //LCOV_EXCL_START
2466                 if (g_system->apps)
2467                         g_tree_foreach(g_system->apps,
2468                                        __remove_application_monitor,
2469                                        (gpointer)&old_connection);
2470
2471                 if (g_system->rstns)
2472                         g_tree_foreach(g_system->rstns,
2473                                        __remove_restriction,
2474                                        (gpointer)&old_connection);
2475
2476                 iptables_flush_chains();
2477                 //LCOV_EXCL_STOP
2478         }
2479
2480         FREE(old_connection.path);
2481         FREE(old_connection.ifname);
2482         FREE(old_connection.tether_iface.ifname);
2483         old_connection.type = 0;
2484         old_connection.roaming = 0;
2485         old_connection.tether_state = FALSE;
2486         old_connection.tether_iface.type = 0;
2487
2488         if (new_connection != NULL && new_connection->path != NULL) {
2489                 if (g_system->apps)
2490                         g_tree_foreach(g_system->apps,
2491                                        __add_application_monitor,
2492                                        (gpointer)new_connection);
2493
2494                 if (g_system->rstns)
2495                         g_tree_foreach(g_system->rstns, __add_restriction,
2496                                        NULL);
2497
2498                 old_connection.path = g_strdup(new_connection->path);
2499                 old_connection.ifname = g_strdup(new_connection->ifname);
2500                 old_connection.tether_iface.ifname = g_strdup(new_connection->tether_iface.ifname);
2501                 old_connection.type = new_connection->type;
2502                 old_connection.roaming = new_connection->roaming;
2503                 old_connection.tether_state = new_connection->tether_state;
2504                 old_connection.tether_iface.type = new_connection->tether_iface.type;
2505         }
2506 }
2507
2508 stc_error_e stc_monitor_rstns_tree_add(const table_restrictions_info *info)
2509 {
2510         stc_error_e ret;
2511
2512         stc_rstn_key_s key;
2513         stc_rstn_value_s value;
2514
2515         memset(&key, 0, sizeof(stc_rstn_key_s));
2516         memset(&value, 0, sizeof(stc_rstn_value_s));
2517
2518         key.app_id = g_strdup(info->app_id);
2519         key.ifname = g_strdup(info->ifname);
2520         key.subscriber_id = g_strdup(info->subscriber_id);
2521         key.iftype = info->iftype;
2522         key.roaming = info->roaming;
2523
2524         value.rstn_type = info->rstn_type;
2525         value.rstn_state = STC_RSTN_STATE_UNKNOWN;
2526         value.restriction_id = info->restriction_id;
2527
2528         if (info->app_id)
2529                 value.classid = get_classid_by_app_id(info->app_id, TRUE);
2530         else
2531                 value.classid = STC_UNKNOWN_CLASSID;
2532
2533         if (value.classid == STC_BACKGROUND_APP_CLASSID) {
2534                 __set_background_state(TRUE); //LCOV_EXCL_LINE
2535                 __vconf_set_int(VCONFKEY_STC_BACKGROUND_STATE, g_system->background_state); //LCOV_EXCL_LINE
2536                 __process_update_background(); //LCOV_EXCL_LINE
2537         }
2538
2539         value.limit[STC_RSTN_LIMIT_TYPE_DATA] = info->data_limit;
2540         value.limit[STC_RSTN_LIMIT_TYPE_DATA_WARN] = info->data_warn_limit;
2541         value.limit[STC_RSTN_LIMIT_TYPE_MONTHLY] = info->monthly_limit;
2542         value.limit[STC_RSTN_LIMIT_TYPE_WEEKLY] = info->weekly_limit;
2543         value.limit[STC_RSTN_LIMIT_TYPE_DAILY] = info->daily_limit;
2544         value.month_start_date = info->month_start_date;
2545         value.month_start_ts = stc_time_get_month_start(time(NULL),
2546                                                                                 info->month_start_date);
2547
2548         ret = __rstn_tree_add(&key, &value, TRUE);
2549
2550         FREE(key.app_id);
2551         FREE(key.ifname);
2552         FREE(key.subscriber_id);
2553         return ret;
2554 }
2555
2556 stc_error_e stc_monitor_rstns_tree_remove(const table_restrictions_info *info)
2557 {
2558         stc_error_e ret;
2559
2560         stc_rstn_key_s key = {
2561                 .app_id = g_strdup(info->app_id),
2562                 .ifname = g_strdup(info->ifname),
2563                 .subscriber_id = g_strdup(info->subscriber_id),
2564                 .iftype = info->iftype,
2565                 .roaming = info->roaming,
2566         };
2567
2568         if (!strcmp(key.app_id, STC_BACKGROUND_APP_ID)) {
2569                 __set_background_state(FALSE); //LCOV_EXCL_LINE
2570                 __vconf_set_int(VCONFKEY_STC_BACKGROUND_STATE, g_system->background_state); //LCOV_EXCL_LINE
2571                 __process_update_background(); //LCOV_EXCL_LINE
2572         }
2573
2574         ret = __rstn_tree_remove(&key);
2575
2576         FREE(key.app_id);
2577         FREE(key.ifname);
2578         FREE(key.subscriber_id);
2579         return ret;
2580 }
2581
2582 API stc_error_e stc_monitor_check_excn_by_cmdline(char *cmdline)
2583 {
2584         return stc_plugin_check_exception_by_cmdline(cmdline);
2585 }
2586
2587 int stc_monitor_get_counter_socket(void)
2588 {
2589         return g_system->contr_sock;
2590 }