installd.cpp revision cc6281cf8146cddb8ace7cbd58c67321639c1520
1/* 2** Copyright 2008, The Android Open Source Project 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 <fcntl.h> 18#include <selinux/android.h> 19#include <selinux/avc.h> 20#include <sys/capability.h> 21#include <sys/fsuid.h> 22#include <sys/prctl.h> 23#include <sys/socket.h> 24#include <sys/stat.h> 25 26#include <android-base/logging.h> 27#include <cutils/fs.h> 28#include <cutils/log.h> // TODO: Move everything to base::logging. 29#include <cutils/properties.h> 30#include <cutils/sockets.h> 31#include <private/android_filesystem_config.h> 32 33#include <commands.h> 34#include <globals.h> 35#include <installd_constants.h> 36#include <installd_deps.h> // Need to fill in requirements of commands. 37#include <utils.h> 38 39#ifndef LOG_TAG 40#define LOG_TAG "installd" 41#endif 42#define SOCKET_PATH "installd" 43 44#define BUFFER_MAX 1024 /* input buffer for commands */ 45#define TOKEN_MAX 16 /* max number of arguments in buffer */ 46#define REPLY_MAX 256 /* largest reply allowed */ 47 48namespace android { 49namespace installd { 50 51// Check that installd-deps sizes match cutils sizes. 52static_assert(kPropertyKeyMax == PROPERTY_KEY_MAX, "Size mismatch."); 53static_assert(kPropertyValueMax == PROPERTY_VALUE_MAX, "Size mismatch."); 54 55//////////////////////// 56// Plug-in functions. // 57//////////////////////// 58 59int get_property(const char *key, char *value, const char *default_value) { 60 return property_get(key, value, default_value); 61} 62 63// Compute the output path of 64bool calculate_oat_file_path(char path[PKG_PATH_MAX], 65 const char *oat_dir, 66 const char *apk_path, 67 const char *instruction_set) { 68 char *file_name_start; 69 char *file_name_end; 70 71 file_name_start = strrchr(apk_path, '/'); 72 if (file_name_start == NULL) { 73 ALOGE("apk_path '%s' has no '/'s in it\n", apk_path); 74 return false; 75 } 76 file_name_end = strrchr(apk_path, '.'); 77 if (file_name_end < file_name_start) { 78 ALOGE("apk_path '%s' has no extension\n", apk_path); 79 return false; 80 } 81 82 // Calculate file_name 83 int file_name_len = file_name_end - file_name_start - 1; 84 char file_name[file_name_len + 1]; 85 memcpy(file_name, file_name_start + 1, file_name_len); 86 file_name[file_name_len] = '\0'; 87 88 // <apk_parent_dir>/oat/<isa>/<file_name>.odex 89 snprintf(path, PKG_PATH_MAX, "%s/%s/%s.odex", oat_dir, instruction_set, file_name); 90 return true; 91} 92 93/* 94 * Computes the odex file for the given apk_path and instruction_set. 95 * /system/framework/whatever.jar -> /system/framework/oat/<isa>/whatever.odex 96 * 97 * Returns false if it failed to determine the odex file path. 98 */ 99bool calculate_odex_file_path(char path[PKG_PATH_MAX], 100 const char *apk_path, 101 const char *instruction_set) { 102 if (strlen(apk_path) + strlen("oat/") + strlen(instruction_set) 103 + strlen("/") + strlen("odex") + 1 > PKG_PATH_MAX) { 104 ALOGE("apk_path '%s' may be too long to form odex file path.\n", apk_path); 105 return false; 106 } 107 108 strcpy(path, apk_path); 109 char *end = strrchr(path, '/'); 110 if (end == NULL) { 111 ALOGE("apk_path '%s' has no '/'s in it?!\n", apk_path); 112 return false; 113 } 114 const char *apk_end = apk_path + (end - path); // strrchr(apk_path, '/'); 115 116 strcpy(end + 1, "oat/"); // path = /system/framework/oat/\0 117 strcat(path, instruction_set); // path = /system/framework/oat/<isa>\0 118 strcat(path, apk_end); // path = /system/framework/oat/<isa>/whatever.jar\0 119 end = strrchr(path, '.'); 120 if (end == NULL) { 121 ALOGE("apk_path '%s' has no extension.\n", apk_path); 122 return false; 123 } 124 strcpy(end + 1, "odex"); 125 return true; 126} 127 128bool create_cache_path(char path[PKG_PATH_MAX], 129 const char *src, 130 const char *instruction_set) { 131 size_t srclen = strlen(src); 132 133 /* demand that we are an absolute path */ 134 if ((src == 0) || (src[0] != '/') || strstr(src,"..")) { 135 return false; 136 } 137 138 if (srclen > PKG_PATH_MAX) { // XXX: PKG_NAME_MAX? 139 return false; 140 } 141 142 size_t dstlen = 143 android_data_dir.len + 144 strlen(DALVIK_CACHE) + 145 1 + 146 strlen(instruction_set) + 147 srclen + 148 strlen(DALVIK_CACHE_POSTFIX) + 2; 149 150 if (dstlen > PKG_PATH_MAX) { 151 return false; 152 } 153 154 sprintf(path,"%s%s/%s/%s%s", 155 android_data_dir.path, 156 DALVIK_CACHE, 157 instruction_set, 158 src + 1, /* skip the leading / */ 159 DALVIK_CACHE_POSTFIX); 160 161 char* tmp = 162 path + 163 android_data_dir.len + 164 strlen(DALVIK_CACHE) + 165 1 + 166 strlen(instruction_set) + 1; 167 168 for(; *tmp; tmp++) { 169 if (*tmp == '/') { 170 *tmp = '@'; 171 } 172 } 173 174 return true; 175} 176 177 178static char* parse_null(char* arg) { 179 if (strcmp(arg, "!") == 0) { 180 return nullptr; 181 } else { 182 return arg; 183 } 184} 185 186static int do_ping(char **arg ATTRIBUTE_UNUSED, char reply[REPLY_MAX] ATTRIBUTE_UNUSED) 187{ 188 return 0; 189} 190 191static int do_create_app_data(char **arg, char reply[REPLY_MAX] ATTRIBUTE_UNUSED) { 192 /* const char *uuid, const char *pkgname, userid_t userid, int flags, 193 appid_t appid, const char* seinfo, int target_sdk_version */ 194 return create_app_data(parse_null(arg[0]), arg[1], atoi(arg[2]), atoi(arg[3]), 195 atoi(arg[4]), arg[5], atoi(arg[6])); 196} 197 198static int do_restorecon_app_data(char **arg, char reply[REPLY_MAX] ATTRIBUTE_UNUSED) { 199 /* const char* uuid, const char* pkgName, userid_t userid, int flags, 200 appid_t appid, const char* seinfo */ 201 return restorecon_app_data(parse_null(arg[0]), arg[1], atoi(arg[2]), atoi(arg[3]), atoi(arg[4]), arg[5]); 202} 203 204static int do_migrate_app_data(char **arg, char reply[REPLY_MAX] ATTRIBUTE_UNUSED) { 205 /* const char *uuid, const char *pkgname, userid_t userid, int flags */ 206 return migrate_app_data(parse_null(arg[0]), arg[1], atoi(arg[2]), atoi(arg[3])); 207} 208 209static int do_clear_app_data(char **arg, char reply[REPLY_MAX] ATTRIBUTE_UNUSED) { 210 /* const char *uuid, const char *pkgname, userid_t userid, int flags */ 211 return clear_app_data(parse_null(arg[0]), arg[1], atoi(arg[2]), atoi(arg[3])); 212} 213 214static int do_destroy_app_data(char **arg, char reply[REPLY_MAX] ATTRIBUTE_UNUSED) { 215 /* const char *uuid, const char *pkgname, userid_t userid, int flags */ 216 return destroy_app_data(parse_null(arg[0]), arg[1], atoi(arg[2]), atoi(arg[3])); 217} 218 219static int do_ota_dexopt(char **arg, char reply[REPLY_MAX] ATTRIBUTE_UNUSED) { 220 // Time to fork and run otapreopt. 221 pid_t pid = fork(); 222 if (pid == 0) { 223 const char* argv[1 + 9 + 1]; 224 argv[0] = "/system/bin/otapreopt"; 225 for (size_t i = 1; i <= 9; ++i) { 226 argv[i] = arg[i - 1]; 227 } 228 argv[10] = nullptr; 229 230 execv(argv[0], (char * const *)argv); 231 ALOGE("execv(OTAPREOPT) failed: %s\n", strerror(errno)); 232 exit(99); 233 } else { 234 int res = wait_child(pid); 235 if (res == 0) { 236 ALOGV("DexInv: --- END OTAPREOPT (success) ---\n"); 237 } else { 238 ALOGE("DexInv: --- END OTAPREOPT --- status=0x%04x, process failed\n", res); 239 } 240 return res; 241 } 242} 243 244static int do_dexopt(char **arg, char reply[REPLY_MAX]) 245{ 246 int dexopt_flags = atoi(arg[6]); 247 if ((dexopt_flags & DEXOPT_OTA) != 0) { 248 return do_ota_dexopt(arg, reply); 249 } 250 /* apk_path, uid, pkgname, instruction_set, dexopt_needed, oat_dir, dexopt_flags, volume_uuid, 251 use_profiles */ 252 return dexopt(arg[0], atoi(arg[1]), arg[2], arg[3], atoi(arg[4]), 253 arg[5], dexopt_flags, parse_null(arg[7]), (atoi(arg[8]) == 0 ? false : true)); 254} 255 256static int do_mark_boot_complete(char **arg, char reply[REPLY_MAX] ATTRIBUTE_UNUSED) 257{ 258 return mark_boot_complete(arg[0] /* instruction set */); 259} 260 261static int do_rm_dex(char **arg, char reply[REPLY_MAX] ATTRIBUTE_UNUSED) 262{ 263 return rm_dex(arg[0], arg[1]); /* pkgname, instruction_set */ 264} 265 266static int do_free_cache(char **arg, char reply[REPLY_MAX] ATTRIBUTE_UNUSED) /* TODO int:free_size */ 267{ 268 return free_cache(parse_null(arg[0]), (int64_t)atoll(arg[1])); /* uuid, free_size */ 269} 270 271static int do_get_app_size(char **arg, char reply[REPLY_MAX]) { 272 int64_t codesize = 0; 273 int64_t datasize = 0; 274 int64_t cachesize = 0; 275 int64_t asecsize = 0; 276 int res = 0; 277 278 /* const char *uuid, const char *pkgname, userid_t userid, int flags, 279 const char *apkpath, const char *libdirpath, const char *fwdlock_apkpath, 280 const char *asecpath, const char *instruction_set */ 281 res = get_app_size(parse_null(arg[0]), arg[1], atoi(arg[2]), atoi(arg[3]), arg[4], arg[5], 282 arg[6], arg[7], arg[8], &codesize, &datasize, &cachesize, &asecsize); 283 284 /* 285 * Each int64_t can take up 22 characters printed out. Make sure it 286 * doesn't go over REPLY_MAX in the future. 287 */ 288 snprintf(reply, REPLY_MAX, "%" PRId64 " %" PRId64 " %" PRId64 " %" PRId64, 289 codesize, datasize, cachesize, asecsize); 290 return res; 291} 292 293static int do_move_complete_app(char **arg, char reply[REPLY_MAX] ATTRIBUTE_UNUSED) { 294 /* const char* from_uuid, const char *to_uuid, const char *package_name, 295 const char *data_app_name, appid_t appid, const char* seinfo, 296 int target_sdk_version */ 297 return move_complete_app(parse_null(arg[0]), parse_null(arg[1]), arg[2], arg[3], 298 atoi(arg[4]), arg[5], atoi(arg[6])); 299} 300 301static int do_mk_user_config(char **arg, char reply[REPLY_MAX] ATTRIBUTE_UNUSED) 302{ 303 return make_user_config(atoi(arg[0])); /* userid */ 304} 305 306static int do_rm_user(char **arg, char reply[REPLY_MAX] ATTRIBUTE_UNUSED) 307{ 308 return delete_user(parse_null(arg[0]), atoi(arg[1])); /* uuid, userid */ 309} 310 311static int do_linklib(char **arg, char reply[REPLY_MAX] ATTRIBUTE_UNUSED) 312{ 313 return linklib(parse_null(arg[0]), arg[1], arg[2], atoi(arg[3])); 314} 315 316static int do_idmap(char **arg, char reply[REPLY_MAX] ATTRIBUTE_UNUSED) 317{ 318 return idmap(arg[0], arg[1], atoi(arg[2])); 319} 320 321static int do_create_oat_dir(char **arg, char reply[REPLY_MAX] ATTRIBUTE_UNUSED) 322{ 323 /* oat_dir, instruction_set */ 324 return create_oat_dir(arg[0], arg[1]); 325} 326 327static int do_rm_package_dir(char **arg, char reply[REPLY_MAX] ATTRIBUTE_UNUSED) 328{ 329 /* oat_dir */ 330 return rm_package_dir(arg[0]); 331} 332 333static int do_link_file(char **arg, char reply[REPLY_MAX] ATTRIBUTE_UNUSED) 334{ 335 /* relative_path, from_base, to_base */ 336 return link_file(arg[0], arg[1], arg[2]); 337} 338 339struct cmdinfo { 340 const char *name; 341 unsigned numargs; 342 int (*func)(char **arg, char reply[REPLY_MAX]); 343}; 344 345struct cmdinfo cmds[] = { 346 { "ping", 0, do_ping }, 347 348 { "create_app_data", 7, do_create_app_data }, 349 { "restorecon_app_data", 6, do_restorecon_app_data }, 350 { "migrate_app_data", 4, do_migrate_app_data }, 351 { "clear_app_data", 4, do_clear_app_data }, 352 { "destroy_app_data", 4, do_destroy_app_data }, 353 { "move_complete_app", 7, do_move_complete_app }, 354 { "get_app_size", 9, do_get_app_size }, 355 356 { "dexopt", 9, do_dexopt }, 357 { "markbootcomplete", 1, do_mark_boot_complete }, 358 { "rmdex", 2, do_rm_dex }, 359 { "freecache", 2, do_free_cache }, 360 { "linklib", 4, do_linklib }, 361 { "mkuserconfig", 1, do_mk_user_config }, 362 { "rmuser", 2, do_rm_user }, 363 { "idmap", 3, do_idmap }, 364 { "createoatdir", 2, do_create_oat_dir }, 365 { "rmpackagedir", 1, do_rm_package_dir }, 366 { "linkfile", 3, do_link_file }, 367}; 368 369static int readx(int s, void *_buf, int count) 370{ 371 char *buf = (char *) _buf; 372 int n = 0, r; 373 if (count < 0) return -1; 374 while (n < count) { 375 r = read(s, buf + n, count - n); 376 if (r < 0) { 377 if (errno == EINTR) continue; 378 ALOGE("read error: %s\n", strerror(errno)); 379 return -1; 380 } 381 if (r == 0) { 382 ALOGE("eof\n"); 383 return -1; /* EOF */ 384 } 385 n += r; 386 } 387 return 0; 388} 389 390static int writex(int s, const void *_buf, int count) 391{ 392 const char *buf = (const char *) _buf; 393 int n = 0, r; 394 if (count < 0) return -1; 395 while (n < count) { 396 r = write(s, buf + n, count - n); 397 if (r < 0) { 398 if (errno == EINTR) continue; 399 ALOGE("write error: %s\n", strerror(errno)); 400 return -1; 401 } 402 n += r; 403 } 404 return 0; 405} 406 407 408/* Tokenize the command buffer, locate a matching command, 409 * ensure that the required number of arguments are provided, 410 * call the function(), return the result. 411 */ 412static int execute(int s, char cmd[BUFFER_MAX]) 413{ 414 char reply[REPLY_MAX]; 415 char *arg[TOKEN_MAX+1]; 416 unsigned i; 417 unsigned n = 0; 418 unsigned short count; 419 int ret = -1; 420 421 // ALOGI("execute('%s')\n", cmd); 422 423 /* default reply is "" */ 424 reply[0] = 0; 425 426 /* n is number of args (not counting arg[0]) */ 427 arg[0] = cmd; 428 while (*cmd) { 429 if (isspace(*cmd)) { 430 *cmd++ = 0; 431 n++; 432 arg[n] = cmd; 433 if (n == TOKEN_MAX) { 434 ALOGE("too many arguments\n"); 435 goto done; 436 } 437 } 438 if (*cmd) { 439 cmd++; 440 } 441 } 442 443 for (i = 0; i < sizeof(cmds) / sizeof(cmds[0]); i++) { 444 if (!strcmp(cmds[i].name,arg[0])) { 445 if (n != cmds[i].numargs) { 446 ALOGE("%s requires %d arguments (%d given)\n", 447 cmds[i].name, cmds[i].numargs, n); 448 } else { 449 ret = cmds[i].func(arg + 1, reply); 450 } 451 goto done; 452 } 453 } 454 ALOGE("unsupported command '%s'\n", arg[0]); 455 456done: 457 if (reply[0]) { 458 n = snprintf(cmd, BUFFER_MAX, "%d %s", ret, reply); 459 } else { 460 n = snprintf(cmd, BUFFER_MAX, "%d", ret); 461 } 462 if (n > BUFFER_MAX) n = BUFFER_MAX; 463 count = n; 464 465 // ALOGI("reply: '%s'\n", cmd); 466 if (writex(s, &count, sizeof(count))) return -1; 467 if (writex(s, cmd, count)) return -1; 468 return 0; 469} 470 471bool initialize_globals() { 472 const char* data_path = getenv("ANDROID_DATA"); 473 if (data_path == nullptr) { 474 ALOGE("Could not find ANDROID_DATA"); 475 return false; 476 } 477 const char* root_path = getenv("ANDROID_ROOT"); 478 if (root_path == nullptr) { 479 ALOGE("Could not find ANDROID_ROOT"); 480 return false; 481 } 482 483 return init_globals_from_data_and_root(data_path, root_path); 484} 485 486static int initialize_directories() { 487 int res = -1; 488 489 // Read current filesystem layout version to handle upgrade paths 490 char version_path[PATH_MAX]; 491 snprintf(version_path, PATH_MAX, "%s.layout_version", android_data_dir.path); 492 493 int oldVersion; 494 if (fs_read_atomic_int(version_path, &oldVersion) == -1) { 495 oldVersion = 0; 496 } 497 int version = oldVersion; 498 499 if (version < 2) { 500 SLOGD("Assuming that device has multi-user storage layout; upgrade no longer supported"); 501 version = 2; 502 } 503 504 if (ensure_config_user_dirs(0) == -1) { 505 ALOGE("Failed to setup misc for user 0"); 506 goto fail; 507 } 508 509 if (version == 2) { 510 ALOGD("Upgrading to /data/misc/user directories"); 511 512 char misc_dir[PATH_MAX]; 513 snprintf(misc_dir, PATH_MAX, "%smisc", android_data_dir.path); 514 515 char keychain_added_dir[PATH_MAX]; 516 snprintf(keychain_added_dir, PATH_MAX, "%s/keychain/cacerts-added", misc_dir); 517 518 char keychain_removed_dir[PATH_MAX]; 519 snprintf(keychain_removed_dir, PATH_MAX, "%s/keychain/cacerts-removed", misc_dir); 520 521 DIR *dir; 522 struct dirent *dirent; 523 dir = opendir("/data/user"); 524 if (dir != NULL) { 525 while ((dirent = readdir(dir))) { 526 const char *name = dirent->d_name; 527 528 // skip "." and ".." 529 if (name[0] == '.') { 530 if (name[1] == 0) continue; 531 if ((name[1] == '.') && (name[2] == 0)) continue; 532 } 533 534 uint32_t user_id = atoi(name); 535 536 // /data/misc/user/<user_id> 537 if (ensure_config_user_dirs(user_id) == -1) { 538 goto fail; 539 } 540 541 char misc_added_dir[PATH_MAX]; 542 snprintf(misc_added_dir, PATH_MAX, "%s/user/%s/cacerts-added", misc_dir, name); 543 544 char misc_removed_dir[PATH_MAX]; 545 snprintf(misc_removed_dir, PATH_MAX, "%s/user/%s/cacerts-removed", misc_dir, name); 546 547 uid_t uid = multiuser_get_uid(user_id, AID_SYSTEM); 548 gid_t gid = uid; 549 if (access(keychain_added_dir, F_OK) == 0) { 550 if (copy_dir_files(keychain_added_dir, misc_added_dir, uid, gid) != 0) { 551 ALOGE("Some files failed to copy"); 552 } 553 } 554 if (access(keychain_removed_dir, F_OK) == 0) { 555 if (copy_dir_files(keychain_removed_dir, misc_removed_dir, uid, gid) != 0) { 556 ALOGE("Some files failed to copy"); 557 } 558 } 559 } 560 closedir(dir); 561 562 if (access(keychain_added_dir, F_OK) == 0) { 563 delete_dir_contents(keychain_added_dir, 1, 0); 564 } 565 if (access(keychain_removed_dir, F_OK) == 0) { 566 delete_dir_contents(keychain_removed_dir, 1, 0); 567 } 568 } 569 570 version = 3; 571 } 572 573 // Persist layout version if changed 574 if (version != oldVersion) { 575 if (fs_write_atomic_int(version_path, version) == -1) { 576 ALOGE("Failed to save version to %s: %s", version_path, strerror(errno)); 577 goto fail; 578 } 579 } 580 581 // Success! 582 res = 0; 583 584fail: 585 return res; 586} 587 588static int log_callback(int type, const char *fmt, ...) { 589 va_list ap; 590 int priority; 591 592 switch (type) { 593 case SELINUX_WARNING: 594 priority = ANDROID_LOG_WARN; 595 break; 596 case SELINUX_INFO: 597 priority = ANDROID_LOG_INFO; 598 break; 599 default: 600 priority = ANDROID_LOG_ERROR; 601 break; 602 } 603 va_start(ap, fmt); 604 LOG_PRI_VA(priority, "SELinux", fmt, ap); 605 va_end(ap); 606 return 0; 607} 608 609static int installd_main(const int argc ATTRIBUTE_UNUSED, char *argv[]) { 610 char buf[BUFFER_MAX]; 611 struct sockaddr addr; 612 socklen_t alen; 613 int lsocket, s; 614 int selinux_enabled = (is_selinux_enabled() > 0); 615 616 setenv("ANDROID_LOG_TAGS", "*:v", 1); 617 android::base::InitLogging(argv); 618 619 ALOGI("installd firing up\n"); 620 621 union selinux_callback cb; 622 cb.func_log = log_callback; 623 selinux_set_callback(SELINUX_CB_LOG, cb); 624 625 if (!initialize_globals()) { 626 ALOGE("Could not initialize globals; exiting.\n"); 627 exit(1); 628 } 629 630 if (initialize_directories() < 0) { 631 ALOGE("Could not create directories; exiting.\n"); 632 exit(1); 633 } 634 635 if (selinux_enabled && selinux_status_open(true) < 0) { 636 ALOGE("Could not open selinux status; exiting.\n"); 637 exit(1); 638 } 639 640 lsocket = android_get_control_socket(SOCKET_PATH); 641 if (lsocket < 0) { 642 ALOGE("Failed to get socket from environment: %s\n", strerror(errno)); 643 exit(1); 644 } 645 if (listen(lsocket, 5)) { 646 ALOGE("Listen on socket failed: %s\n", strerror(errno)); 647 exit(1); 648 } 649 fcntl(lsocket, F_SETFD, FD_CLOEXEC); 650 651 for (;;) { 652 alen = sizeof(addr); 653 s = accept(lsocket, &addr, &alen); 654 if (s < 0) { 655 ALOGE("Accept failed: %s\n", strerror(errno)); 656 continue; 657 } 658 fcntl(s, F_SETFD, FD_CLOEXEC); 659 660 ALOGI("new connection\n"); 661 for (;;) { 662 unsigned short count; 663 if (readx(s, &count, sizeof(count))) { 664 ALOGE("failed to read size\n"); 665 break; 666 } 667 if ((count < 1) || (count >= BUFFER_MAX)) { 668 ALOGE("invalid size %d\n", count); 669 break; 670 } 671 if (readx(s, buf, count)) { 672 ALOGE("failed to read command\n"); 673 break; 674 } 675 buf[count] = 0; 676 if (selinux_enabled && selinux_status_updated() > 0) { 677 selinux_android_seapp_context_reload(); 678 } 679 if (execute(s, buf)) break; 680 } 681 ALOGI("closing connection\n"); 682 close(s); 683 } 684 685 return 0; 686} 687 688} // namespace installd 689} // namespace android 690 691int main(const int argc, char *argv[]) { 692 return android::installd::installd_main(argc, argv); 693} 694