tool/src/syncdb_user.c

   1 /*
   2  * ail
   3  *
   4  * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
   5  * Copyright (C) 2013-2014 Intel Corporation.
   6  *
   7  * Contact: Sabera Djelti <sabera.djelti@open.eurogiciel.org>,
   8  * Jayoun Lee <airjany@samsung.com>, Sewook Park <sewook7.park@samsung.com>, Jaeho Lee <jaeho81.lee@samsung.com>
   9  *
  10  * Licensed under the Apache License, Version 2.0 (the "License");
  11  * you may not use this file except in compliance with the License.
  12  * You may obtain a copy of the License at
  13  *
  14  * http://www.apache.org/licenses/LICENSE-2.0
  15  *
  16  * Unless required by applicable law or agreed to in writing, software
  17  * distributed under the License is distributed on an "AS IS" BASIS,
  18  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  19  * See the License for the specific language governing permissions and
  20  * limitations under the License.
  21  *
  22  */
  23
  24 #include <string.h>
  25 #include <stdlib.h>
  26 #include <stdio.h>
  27 #include <dirent.h>
  28 #include <unistd.h>
  29 #include <sys/stat.h>
  30 #include <errno.h>
  31 #include <sys/smack.h>
  32
  33 #include "ail.h"
  34 #include "ail_db.h"
  35 #include "ail_private.h"
  36
  37 #ifdef _E
  38 #undef _E
  39 #endif
  40 #define _E(fmt, arg...) fprintf(stderr, "[AIL_INITDB][E][%s,%d] "fmt"\n", __FUNCTION__, __LINE__, ##arg)
  41
  42 #ifdef _D
  43 #undef _D
  44 #endif
  45 #define _D(fmt, arg...) fprintf(stderr, "[AIL_INITDB][D][%s,%d] "fmt"\n", __FUNCTION__, __LINE__, ##arg)
  46
  47 #define SET_DEFAULT_LABEL(x) \
  48         do { \
  49                 if (smack_setlabel((x), "*", SMACK_LABEL_ACCESS)) \
  50                         _E("failed chsmack -a \"*\" %s", x); \
  51                 else \
  52                         _D("chsmack -a \"*\" %s", x); \
  53         } while (0)
  54
  55 static int syncdb_user_count_app(void)
  56 {
  57         ail_filter_h filter;
  58         ail_error_e ret;
  59         int total = 0;
  60
  61         ret = ail_filter_new(&filter);
  62         if (ret != AIL_ERROR_OK)
  63                 return -1;
  64
  65         ret = ail_filter_add_bool(filter, AIL_PROP_NODISPLAY_BOOL, false);
  66         if (ret != AIL_ERROR_OK) {
  67                 ail_filter_destroy(filter);
  68                 return -1;
  69         }
  70         ret = ail_filter_count_usr_appinfo(filter, &total, getuid());
  71         if (ret != AIL_ERROR_OK) {
  72                 ail_filter_destroy(filter);
  73                 return -1;
  74         }
  75
  76         ail_filter_destroy(filter);
  77
  78         return total;
  79 }
  80
  81 char *_desktop_to_package(const char* desktop)
  82 {
  83         char *package;
  84         char *tmp;
  85
  86         retv_if(!desktop, NULL);
  87
  88         package = strdup(desktop);
  89         retv_if(!package, NULL);
  90
  91         tmp = strrchr(package, '.');
  92         if (tmp == NULL) {
  93                 _E("[%s] is not a desktop file", package);
  94                 free(package);
  95                 return NULL;
  96         }
  97
  98         if (strcmp(tmp, ".desktop")) {
  99                 _E("%s is not a desktop file", desktop);
 100                 free(package);
 101                 return NULL;
 102         }
 103
 104         *tmp = '\0';
 105
 106         return package;
 107 }
 108
 109
 110
 111 int syncdb_user_load_directory(const char *directory)
 112 {
 113         DIR *dir;
 114         struct dirent entry, *result;
 115         int ret;
 116         char buf[BUFSZE];
 117         int total_cnt = 0;
 118         int ok_cnt = 0;
 119
 120         /* desktop file */
 121         dir = opendir(directory);
 122         if (!dir) {
 123                 if (strerror_r(errno, buf, sizeof(buf)) == 0)
 124                         _E("Failed to access the [%s] because %s\n", directory, buf);
 125                 return AIL_ERROR_FAIL;
 126         }
 127
 128         _D("Loading desktop files from %s", directory);
 129
 130         for (ret = readdir_r(dir, &entry, &result);
 131                         ret == 0 && result != NULL;
 132                         ret = readdir_r(dir, &entry, &result)) {
 133                 char *package;
 134
 135                 if (entry.d_name[0] == '.')
 136                         continue;
 137                 total_cnt++;
 138                 package = _desktop_to_package(entry.d_name);
 139                 if (!package) {
 140                         _E("Failed to convert file to package[%s]", entry.d_name);
 141                         continue;
 142                 }
 143
 144                 if (ail_usr_desktop_add(package, getuid()) != AIL_ERROR_OK)
 145                         _E("Failed to add a package[%s]", package);
 146                 else
 147                         ok_cnt++;
 148
 149                 free(package);
 150         }
 151
 152         _D("Application-Desktop process : Success [%d], fail[%d], total[%d] \n", ok_cnt, total_cnt-ok_cnt, total_cnt);
 153         closedir(dir);
 154
 155         return AIL_ERROR_OK;
 156 }
 157
 158 static int __is_authorized()
 159 {
 160         /* ail_init db should be called by an user. */
 161         uid_t uid = getuid();
 162         if ((uid_t) OWNER_ROOT != uid)
 163                 return 1;
 164         else
 165                 return 0;
 166 }
 167
 168 int main(int argc, char *argv[])
 169 {
 170         int ret;
 171         char *db;
 172         char *path;
 173
 174         if (!__is_authorized()) {
 175                 fprintf(stderr, "You are not an authorized user!\n");
 176                 _D("You are root user! Please switch to a regular user\n");
 177                 return -1;
 178         }
 179
 180         db = ail_get_app_DB(getuid());
 181         if (db == NULL) {
 182                 fprintf(stderr, "Failed to get DB");
 183                 _E("Failed to get DB");
 184                 return -1;
 185         }
 186
 187         if (access(db, F_OK)) {
 188                 fprintf(stderr, "Application database is missing, please use ail_createdb to create one before\n");
 189                 free(db);
 190                 return AIL_ERROR_FAIL;
 191         }
 192
 193         ret = setenv("AIL_INITDB", "1", 1);
 194         _D("AIL_INITDB : %d", ret);
 195
 196         ret = syncdb_user_count_app();
 197         if (ret > 0)
 198                 _D("Some Apps in the App Info DB.");
 199
 200         path = ail_get_desktop_path(getuid());
 201         if (path == NULL) {
 202                 _E("Failed to get desktop path");
 203                 free(db);
 204                 return AIL_ERROR_FAIL;
 205         }
 206
 207         ret = syncdb_user_load_directory(path);
 208         if (ret == AIL_ERROR_FAIL)
 209                 _E("cannot load usr desktop directory.");
 210
 211         free(path);
 212         free(db);
 213
 214         return AIL_ERROR_OK;
 215 }