2 // Open Service Platform
3 // Copyright (c) 2012 Samsung Electronics Co., Ltd.
5 // Licensed under the Apache License, Version 2.0 (the License);
6 // you may not use this file except in compliance with the License.
7 // You may obtain a copy of the License at
9 // http://www.apache.org/licenses/LICENSE-2.0
11 // Unless required by applicable law or agreed to in writing, software
12 // distributed under the License is distributed on an "AS IS" BASIS,
13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 // See the License for the specific language governing permissions and
15 // limitations under the License.
26 #include <sys/mount.h>
29 #include <sys/types.h>
31 #include <sys/prctl.h>
38 #define LOG_TAG "ENV_CONFIG"
40 #define _MAX_PACKAGEID_LENGTH 10
41 #define _MAX_APIVERSION_LENGTH 3
43 static const char* _OSP_HOME_PATH = "/opt/osp/\0"; // /opt/apps/com.samsung.osp
44 static const char* _OSP_COMPAT_SHARED_PATH = "/opt/usr/share/.osp-compat/\0";
45 static const char* _EXT_OSP_HOME_PATH = "/opt/storage/sdcard/osp/\0";
49 char src_path[PATH_MAX];
50 char dest_path[PATH_MAX];
57 char app_privilege; // 0: root privilege
61 * XXX: The returned app_roodir must be freed in caller.
64 get_app_rootpath_from_path(const char* bin_path)
66 char* app_rootpath = NULL;
67 char* delimiter = NULL;
69 /* e.g., The specified bin_path is "/opt/apps/com.samsung.basicapp/bin/basicapp" */
71 length = strlen(bin_path);
72 app_rootpath = (char *)malloc(length + 1);
73 if(app_rootpath == NULL)
76 memset(app_rootpath, '\0', length + 1);
77 strncpy(app_rootpath, bin_path, length);
79 LOGI("input bin_path: %s", app_rootpath);
81 delimiter = strrchr(app_rootpath, '/');
84 delimiter = strrchr(app_rootpath, '/');
91 get_package_id_from_app_rootpath(const char* app_rootpath, char* package_id)
94 if (strncmp(app_rootpath, "/opt/apps/org.tizen.", 19) == 0)
96 p = strrchr(app_rootpath, '.') + 1;
100 p = strrchr(app_rootpath, '/') + 1;
102 strncpy(package_id, p, _MAX_PACKAGEID_LENGTH);
103 package_id[_MAX_PACKAGEID_LENGTH] = '\0';
104 LOGI("package id: %s", package_id);
108 get_package_id_from_package_name(const char* package_name, char* package_id)
112 if (strncmp(package_name, "com", 3) == 0)
113 { // in case of com.samsung.#osp#[package_id]#[serviceid]
114 tmpbuf = strstr(package_name, "#osp#");
117 strncpy(package_id, tmpbuf + 5, _MAX_PACKAGEID_LENGTH);
120 else if (strncmp(package_name, "osp", 3) == 0)
121 { // in case of osp.[package_id].#osp#[serviceid]
122 tmpbuf = strstr(package_name, "osp.");
125 strncpy(package_id, tmpbuf + 4, _MAX_PACKAGEID_LENGTH);
128 else if (strncmp(package_name, "org.tizen", 9) == 0)
130 // in case of org.tizen.[package_id]#[serviceid]
131 tmpbuf = strstr(package_name, "org.tizen.");
134 strncpy(package_id, tmpbuf + 10, _MAX_PACKAGEID_LENGTH);
137 else if (strlen(package_name) == 10)
139 strncpy(package_id, package_name, _MAX_PACKAGEID_LENGTH);
143 LOGE("package name is invalid (%s)", package_name);
146 package_id[_MAX_PACKAGEID_LENGTH] = '\0';
147 LOGI("package_id: %s", package_id);
151 internal_is_mounted(const char* pkgid)
153 char mount_flag[64] = { 0, };
154 static const char dir[][64] =
156 { "/tmp/osp-compat" },
157 { "/tmp/osp-compat/mount" },
158 { "/tmp/osp-compat/mount/internal" }
161 sprintf(mount_flag, "/tmp/osp-compat/mount/internal/%s", pkgid);
162 int res = access(mount_flag, F_OK);
165 LOGI("Intenal path is already mounted.");
168 else if (res == -1 && errno == ENOENT)
171 for (i = 0; i < sizeof(dir)/64; ++i)
173 int res = mkdir(dir[i], 0755);
174 if (res == -1 && errno != EEXIST)
176 LOGE("Failed to create directory (%s), errno: %d (%s)", dir[i], errno, strerror(errno));
181 int fd = creat(mount_flag, 0644);
184 LOGE("Failed to create mount flag (%s), errno: %d (%s)", mount_flag, errno, strerror(errno));
191 LOGE("Failed to access mount flag (%s), errno: %d (%s)", mount_flag, errno, strerror(errno));
195 LOGI("Intenal path mount succeeded.");
200 external_is_mounted(const char* pkgid)
202 char mount_flag[64] = { 0, };
203 static const char dir[][64] =
205 { "/tmp/osp-compat" },
206 { "/tmp/osp-compat/mount" },
207 { "/tmp/osp-compat/mount/external" }
210 sprintf(mount_flag, "/tmp/osp-compat/mount/external/%s", pkgid);
211 int res = access(mount_flag, F_OK);
214 LOGI("Extenal path is already mounted.");
217 else if (res == -1 && errno == ENOENT)
220 for (i = 0; i < sizeof(dir)/64; ++i)
222 int res = mkdir(dir[i], 0755);
223 if (res == -1 && errno != EEXIST)
225 LOGE("Failed to create directory (%s), errno: %d (%s)", dir[i], errno, strerror(errno));
230 int fd = creat(mount_flag, 0644);
233 LOGE("Failed to create mount flag (%s), errno: %d (%s)", mount_flag, errno, strerror(errno));
240 LOGE("Failed to access mount flag (%s), errno: %d (%s)", mount_flag, errno, strerror(errno));
244 LOGI("Extenal path mount succeeded.");
249 mount_slp_paths(const char* app_rootpath)
252 static const struct _path_info mount_info[] = {
253 //{ "/bin", "./bin" },
254 //{ "/boot", "./boot" },
255 //{ "/cache", "./cache" },
258 { "/dev/pts", "./dev/pts" },
259 { "/dev/shm", "./dev/shm" },
262 //{ "/lost+found", "./lost+found" },
263 { "/media", "./media" },
266 { "/opt/usr", "./opt/usr" },
267 { "/opt/var/kdb/db", "./opt/var/kdb/db" },
268 { "/opt/storage/sdcard","./opt/storage/sdcard" },
269 //{ "/packaging", "./packaging" },
270 { "/proc", "./proc" },
271 { "/sbin", "./sbin" },
274 { "/sys/kernel/debug", "./sys/kernel/debug" },
278 { "/var/run", "./var/run" }
281 if (chdir(app_rootpath) != 0)
283 LOGE("chdir() failed path: %s, errno: %d (%s)", app_rootpath, errno, strerror(errno));
287 for (i = 0; i < sizeof(mount_info)/sizeof(struct _path_info); ++i)
289 if (mount(mount_info[i].src_path, mount_info[i].dest_path, NULL, MS_BIND, NULL) != 0)
291 LOGE("mount() failed, src path: %s, dest path: %s, errno: %d (%s)",
292 mount_info[i].src_path, mount_info[i].dest_path, errno, strerror(errno));
295 for (j = i; j > 0; --j)
297 umount2(mount_info[j-1].dest_path, MNT_DETACH);
307 mount_osp_internal_paths(const char* app_rootpath, const char* pkgid)
310 char osp_share_pkgid_path[PATH_MAX] = {0, };
311 char osp_share2_pkgid_path[PATH_MAX] = {0, };
312 struct _path_info mount_info[] = {
313 { "\0", "./data/Share" },
314 { "\0", "./data/Share2" },
315 { "/opt/usr/share/.osp-compat/share", "./Share" },
316 { "/opt/usr/share/.osp-compat/share2", "./Share2" },
317 //{ "/opt/osp/clipboard", "./Clipboard" },
318 //{ "/opt/osp/partner/npki", "./NPKI" },
319 //{ "/opt/osp/system", "./System" },
320 //{ "/opt/osp/Tmp", "./Tmp" },
321 { "/opt/usr/media", "./Media" }
324 strncpy(osp_share_pkgid_path, _OSP_COMPAT_SHARED_PATH, strlen(_OSP_COMPAT_SHARED_PATH));
325 strncat(osp_share_pkgid_path, "share/", 6);
326 strncat(osp_share_pkgid_path, pkgid, strlen(pkgid));
328 strncpy(osp_share2_pkgid_path, _OSP_COMPAT_SHARED_PATH, strlen(_OSP_COMPAT_SHARED_PATH));
329 strncat(osp_share2_pkgid_path, "share2/", 7);
330 strncat(osp_share2_pkgid_path, pkgid, strlen(pkgid));
332 strncpy(mount_info[0].src_path, osp_share_pkgid_path, strlen(osp_share_pkgid_path));
333 strncpy(mount_info[1].src_path, osp_share2_pkgid_path, strlen(osp_share2_pkgid_path));
335 if (chdir(app_rootpath) != 0)
337 LOGE("chdir() failed, path: %s, errno: %d (%s)", app_rootpath, errno, strerror(errno));
341 for (i = 0; i < sizeof(mount_info)/sizeof(struct _path_info); ++i)
343 if (mount(mount_info[i].src_path, mount_info[i].dest_path, NULL, MS_BIND, NULL) != 0)
345 LOGE("mount() failed, src path: %s, dest path: %s, errno: %d (%s)",
346 mount_info[i].src_path, mount_info[i].dest_path, errno, strerror(errno));
349 for (j = i; j > 0; --j)
351 umount2(mount_info[j-1].dest_path, MNT_DETACH);
361 link_osp_share_path(const char* app_rootpath, const char* pkgid)
363 char osp_app_share_path[PATH_MAX] = {0, };
364 char osp_share_pkgid_path[PATH_MAX] = {0, };
366 strncpy(osp_app_share_path, app_rootpath, strlen(app_rootpath));
367 strncat(osp_app_share_path, "/shared/data", 12);
369 strncpy(osp_share_pkgid_path, _OSP_COMPAT_SHARED_PATH, strlen(_OSP_COMPAT_SHARED_PATH));
370 strncat(osp_share_pkgid_path, "share/", 6);
371 strncat(osp_share_pkgid_path, pkgid, strlen(pkgid));
373 unlink(osp_share_pkgid_path);
375 int ret = symlink(osp_app_share_path, osp_share_pkgid_path);
376 if (ret == -1 && errno != 17) // EEXIST
378 LOGE("symlink() failed, src path: %s, dest path: %s, errno: %d (%s)",
379 osp_app_share_path, osp_share_pkgid_path, errno, strerror(errno));
387 create_osp_external_paths(const char* app_rootpath, const char* pkgid)
389 char osp_ext_apps_pkgid_path[PATH_MAX] = {0, };
390 char osp_ext_apps_pkgid_share_path[PATH_MAX] = {0, };
391 char osp_ext_apps_pkgid_share2_path[PATH_MAX] = {0, };
392 char osp_ext_share_pkgid_path[PATH_MAX] = {0, };
393 char osp_ext_share2_pkgid_path[PATH_MAX] = {0, };
394 struct _dir_info external_dirs[] = {
395 { "./HomeExt", 0000, 0},
396 { "./ShareExt", 0000, 0},
397 { "./Share2Ext", 0000, 0},
398 { "/opt/storage/sdcard/osp", 0777, 0 },
399 { "/opt/storage/sdcard/osp/apps", 0777, 0 },
400 { "/opt/storage/sdcard/osp/share", 0777, 0 },
401 { "/opt/storage/sdcard/osp/share2", 0777, 0 },
407 { "/opt/storage/sdcard/Images", 0777, 0 },
408 { "/opt/storage/sdcard/Sounds", 0777, 0 },
409 { "/opt/storage/sdcard/Videos", 0777, 0 },
410 //{ "/opt/storage/sdcard/Themes", 0777, 0 },
411 { "/opt/storage/sdcard/Others", 0777, 0 }
415 strncpy(osp_ext_apps_pkgid_path, _EXT_OSP_HOME_PATH, strlen(_EXT_OSP_HOME_PATH));
416 strncat(osp_ext_apps_pkgid_path, "apps/", 5);
417 strncat(osp_ext_apps_pkgid_path, pkgid, strlen(pkgid));
419 strncpy(osp_ext_apps_pkgid_share_path, osp_ext_apps_pkgid_path, strlen(osp_ext_apps_pkgid_path));
420 strncat(osp_ext_apps_pkgid_share_path, "/Share", 6);
422 strncpy(osp_ext_apps_pkgid_share2_path, osp_ext_apps_pkgid_path, strlen(osp_ext_apps_pkgid_path));
423 strncat(osp_ext_apps_pkgid_share2_path, "/Share2", 7);
425 strncpy(osp_ext_share_pkgid_path, _EXT_OSP_HOME_PATH, strlen(_EXT_OSP_HOME_PATH));
426 strncat(osp_ext_share_pkgid_path, "share/", 6);
427 strncat(osp_ext_share_pkgid_path, pkgid, strlen(pkgid));
429 strncpy(osp_ext_share2_pkgid_path, _EXT_OSP_HOME_PATH, strlen(_EXT_OSP_HOME_PATH));
430 strncat(osp_ext_share2_pkgid_path, "share2/", 7);
431 strncat(osp_ext_share2_pkgid_path, pkgid, strlen(pkgid));
433 strncpy(external_dirs[7].path, osp_ext_apps_pkgid_path, strlen(osp_ext_apps_pkgid_path));
434 strncpy(external_dirs[8].path, osp_ext_apps_pkgid_share_path, strlen(osp_ext_apps_pkgid_share_path));
435 strncpy(external_dirs[9].path, osp_ext_apps_pkgid_share2_path, strlen(osp_ext_apps_pkgid_share2_path));
436 strncpy(external_dirs[10].path, osp_ext_share_pkgid_path, strlen(osp_ext_share_pkgid_path));
437 strncpy(external_dirs[11].path, osp_ext_share2_pkgid_path, strlen(osp_ext_share2_pkgid_path));
439 if (chdir(app_rootpath) != 0)
441 LOGE("chdir() failed (%s), path: %s", strerror(errno), app_rootpath);
445 for (i = 0; i < sizeof(external_dirs)/sizeof(struct _dir_info); i++)
447 int ret = mkdir(external_dirs[i].path, external_dirs[i].mode);
448 if (ret == -1 && errno != 17) // EEXIST
450 LOGE("mkdir() failed, path: %s, errno: %d (%s)", external_dirs[i].path, errno, strerror(errno));
459 mount_osp_external_paths(const char* app_rootpath, const char* pkgid)
461 char osp_ext_apps_pkgid_path[PATH_MAX] = {0, };
462 char osp_ext_share_pkgid_path[PATH_MAX] = {0, };
463 char osp_ext_share2_pkgid_path[PATH_MAX] = {0, };
464 struct _path_info mount_info[] = {
465 { "/opt/storage/sdcard", "./Storagecard/Media" },
466 //{ "/opt/storage/sdcard/osp/share", "./ShareExt" },
467 //{ "/opt/storage/sdcard/osp/share2", "./Share2Ext" },
468 { "\0", "./HomeExt" },
469 //{ "\0", "./HomeExt/Share" },
470 //{ "\0", "./HomeExt/Share2" },
474 strncpy(osp_ext_apps_pkgid_path, _EXT_OSP_HOME_PATH, strlen(_EXT_OSP_HOME_PATH));
475 strncat(osp_ext_apps_pkgid_path, "apps/", 5);
476 strncat(osp_ext_apps_pkgid_path, pkgid, strlen(pkgid));
479 strncpy(osp_ext_share_pkgid_path, _EXT_OSP_HOME_PATH, strlen(_EXT_OSP_HOME_PATH));
480 strncat(osp_ext_share_pkgid_path, "share/", 6);
481 strncat(osp_ext_share_pkgid_path, pkgid, strlen(pkgid));
483 strncpy(osp_ext_share2_pkgid_path, _EXT_OSP_HOME_PATH, strlen(_EXT_OSP_HOME_PATH));
484 strncat(osp_ext_share2_pkgid_path, "share2/", 7);
485 strncat(osp_ext_share2_pkgid_path, pkgid, strlen(pkgid));
487 strncpy(mount_info[3].src_path, osp_ext_apps_pkgid_path, strlen(osp_ext_apps_pkgid_path));
488 strncpy(mount_info[4].src_path, osp_ext_share_pkgid_path, strlen(osp_ext_share_pkgid_path));
489 strncpy(mount_info[5].src_path, osp_ext_share2_pkgid_path, strlen(osp_ext_share2_pkgid_path));
491 strncpy(mount_info[1].src_path, osp_ext_apps_pkgid_path, strlen(osp_ext_apps_pkgid_path));
494 if (chdir(app_rootpath) != 0)
496 LOGE("chdir() failed, path: %s, errno: %d (%s)", app_rootpath, errno, strerror(errno));
499 LOGI("app_rootpath: %s", app_rootpath);
501 for (i = 0; i < sizeof(mount_info)/sizeof(struct _path_info); i++)
503 if (mount(mount_info[i].src_path, mount_info[i].dest_path, NULL, MS_BIND, NULL) != 0)
505 LOGE("mount() failed, src path: %s, dest path: %s, errno: %d (%s)",
506 mount_info[i].src_path, mount_info[i].dest_path, errno, strerror(errno));
509 for (j = i; j > 0; --j)
511 umount2(mount_info[j-1].dest_path, MNT_DETACH);
521 do_pre_exe(const char* package_name, const char* bin_path, const char* package_id)
523 char* app_rootpath = NULL;
524 char osp_app_data_path[PATH_MAX] = {0, };
525 //char internal_installed = 1; // true
529 /* e.g., app_rootdir is "/opt/apps/com.samsung.basicapp or /opt/osp/applications/[appId] */
530 app_rootpath = get_app_rootpath_from_path(bin_path);
532 LOGI("[data_caging] do_pre_exe() was called, package name: %s, \
533 binary path: %s, application root(home) path: %s, package id: %s",
534 package_name, bin_path, app_rootpath, package_id);
538 // TODO: Check whether the application is installed in internal or external storage.
539 // Check installation position using the input path.
540 //if (internal_installed)
543 if (!internal_is_mounted(package_id))
545 if (mount_slp_paths(app_rootpath) != 0)
548 if (mount_osp_internal_paths(app_rootpath, package_id) != 0)
553 ret = vconf_get_int(VCONFKEY_SYSMAN_MMC_STATUS, &mmc_mounted);
556 LOGE("vconf_get_int(VCONFKEY_SYSMAN_MMC_STATUS) failed.");
558 if (mmc_mounted == 1)
560 LOGI("MMC is mounted.");
561 if (create_osp_external_paths(app_rootpath, package_id) != 0)
566 if (!external_is_mounted(package_id))
568 if (mount_osp_external_paths(app_rootpath, package_id) != 0)
577 // TODO mount_external_paths(app_rootpath);
579 LOGI("mount() succeeded.");
581 if (chroot(app_rootpath) != 0)
583 LOGE("chroot() failed, path: %s, errno: %d (%s)", app_rootpath, errno, strerror(errno));
588 LOGE("chdir() failed, path: /, errno: %d (%s)", errno, strerror(errno));
591 LOGI("chroot() succeeded.");
593 // set current working dir to "/opt/apps/{packageId}/data"
595 strncpy(osp_app_data_path, app_rootpath, strlen(app_rootpath));
596 strncat(osp_app_data_path, "/data", strlen("/data"));
599 if (chdir("/data") != 0)
601 LOGE("chdir() failed, path: /data, errno: %d (%s)", errno, strerror(errno));
608 LOGI("[data_caging] do_pre_exec() succeeded.");
615 LOGI("[data_caging] do_pre_exec() failed.");
620 do_pre_exec(const char* package_name, const char* bin_path)
622 char* app_rootpath = NULL;
623 char app_compat_path[PATH_MAX] = { 0, };
624 const char app_compat_file[] = "/info/compat.info\0";
626 char package_id[_MAX_PACKAGEID_LENGTH + 1] = { 0, };
627 char osp_app_data_path[PATH_MAX] = { 0, };
630 LOGI("do_pre_exec() is called, package_name: %s, bin_path: %s", package_name, bin_path);
632 app_rootpath = get_app_rootpath_from_path(bin_path);
634 strncpy(app_compat_path, app_rootpath, strlen(app_rootpath));
635 strncat(app_compat_path, app_compat_file, strlen(app_compat_file));
636 if (access(app_compat_path, F_OK) == 0)
642 //if (package_name == NULL)
644 //LOGI("The package name is empty.");
645 get_package_id_from_app_rootpath(app_rootpath, package_id);
650 get_package_id_from_package_name(package_name, package_id);
655 LOGI("package name: %s, binary path: %s, package id: %s, OSP compatibility: %d",
656 package_name, bin_path, package_id, osp_compat);
658 // FIXME: Temporary code with security risk
659 prctl(PR_SET_KEEPCAPS, 1);
664 //unshare(CLONE_NEWNS);
665 return do_pre_exe(package_name, bin_path, package_id);
668 // API version is equal to or greater than Tizen 2.0
669 // Set current working dir to "/opt/apps/{pkgId}/data"
670 strncpy(osp_app_data_path, app_rootpath, strlen(app_rootpath));
671 strncat(osp_app_data_path, "/data", strlen("/data"));
673 if (chdir(osp_app_data_path) != 0)
675 LOGE("chdir() failed, path: %s, errno: %d (%s)", osp_app_data_path, errno, strerror(errno));
679 if (link_osp_share_path(app_rootpath, package_id) != 0)
684 LOGI("[data_caging] do_pre_exec() succeeded.");