libopkg/opkg_conf.c

   1 /* opkg_conf.c - the opkg package management system
   2
   3    Copyright (C) 2009 Ubiq Technologies <graham.gower@gmail.com>
   4
   5    Carl D. Worth
   6    Copyright (C) 2001 University of Southern California
   7
   8    This program is free software; you can redistribute it and/or
   9    modify it under the terms of the GNU General Public License as
  10    published by the Free Software Foundation; either version 2, or (at
  11    your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful, but
  14    WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16    General Public License for more details.
  17 */
  18
  19 #include <stdio.h>
  20 #include <sys/types.h>
  21 #include <sys/stat.h>
  22 #include <fcntl.h>
  23 #include <glob.h>
  24 #include <unistd.h>
  25
  26 #include "opkg_conf.h"
  27 #include "pkg_vec.h"
  28 #include "pkg.h"
  29 #include "xregex.h"
  30 #include "sprintf_alloc.h"
  31 #include "opkg_message.h"
  32 #include "file_util.h"
  33 #include "opkg_defines.h"
  34 #include "libbb/libbb.h"
  35
  36 static int lock_fd;
  37 static char *lock_file = NULL;
  38
  39 static opkg_conf_t _conf;
  40 opkg_conf_t *conf = &_conf;
  41
  42 /*
  43  * Config file options
  44  */
  45 opkg_option_t options[] = {
  46         {"cache", OPKG_OPT_TYPE_STRING, &_conf.cache},
  47         {"force_defaults", OPKG_OPT_TYPE_BOOL, &_conf.force_defaults},
  48         {"force_maintainer", OPKG_OPT_TYPE_BOOL, &_conf.force_maintainer},
  49         {"force_depends", OPKG_OPT_TYPE_BOOL, &_conf.force_depends},
  50         {"force_overwrite", OPKG_OPT_TYPE_BOOL, &_conf.force_overwrite},
  51         {"force_downgrade", OPKG_OPT_TYPE_BOOL, &_conf.force_downgrade},
  52         {"force_reinstall", OPKG_OPT_TYPE_BOOL, &_conf.force_reinstall},
  53         {"force_space", OPKG_OPT_TYPE_BOOL, &_conf.force_space},
  54         {"force_postinstall", OPKG_OPT_TYPE_BOOL, &_conf.force_postinstall},
  55         {"force_checksum", OPKG_OPT_TYPE_BOOL, &_conf.force_checksum},
  56         {"check_signature", OPKG_OPT_TYPE_BOOL, &_conf.check_signature},
  57         {"ftp_proxy", OPKG_OPT_TYPE_STRING, &_conf.ftp_proxy},
  58         {"http_proxy", OPKG_OPT_TYPE_STRING, &_conf.http_proxy},
  59         {"no_proxy", OPKG_OPT_TYPE_STRING, &_conf.no_proxy},
  60         {"test", OPKG_OPT_TYPE_BOOL, &_conf.noaction},
  61         {"noaction", OPKG_OPT_TYPE_BOOL, &_conf.noaction},
  62         {"download_only", OPKG_OPT_TYPE_BOOL, &_conf.download_only},
  63         {"nodeps", OPKG_OPT_TYPE_BOOL, &_conf.nodeps},
  64         {"nocase", OPKG_OPT_TYPE_BOOL, &_conf.nocase},
  65         {"offline_root", OPKG_OPT_TYPE_STRING, &_conf.offline_root},
  66         {"overlay_root", OPKG_OPT_TYPE_STRING, &_conf.overlay_root},
  67         {"proxy_passwd", OPKG_OPT_TYPE_STRING, &_conf.proxy_passwd},
  68         {"proxy_user", OPKG_OPT_TYPE_STRING, &_conf.proxy_user},
  69         {"query-all", OPKG_OPT_TYPE_BOOL, &_conf.query_all},
  70         {"size", OPKG_OPT_TYPE_BOOL, &_conf.size},
  71         {"tmp_dir", OPKG_OPT_TYPE_STRING, &_conf.tmp_dir},
  72         {"verbosity", OPKG_OPT_TYPE_INT, &_conf.verbosity},
  73 #if defined(HAVE_OPENSSL)
  74         {"signature_ca_file", OPKG_OPT_TYPE_STRING, &_conf.signature_ca_file},
  75         {"signature_ca_path", OPKG_OPT_TYPE_STRING, &_conf.signature_ca_path},
  76 #endif
  77         {NULL, 0, NULL}
  78 };
  79
  80 static int resolve_pkg_dest_list(void)
  81 {
  82         nv_pair_list_elt_t *iter;
  83         nv_pair_t *nv_pair;
  84         pkg_dest_t *dest;
  85         char *root_dir;
  86
  87         for (iter = nv_pair_list_first(&conf->tmp_dest_list); iter;
  88              iter = nv_pair_list_next(&conf->tmp_dest_list, iter)) {
  89                 nv_pair = (nv_pair_t *) iter->data;
  90
  91                 if (conf->offline_root) {
  92                         sprintf_alloc(&root_dir, "%s%s", conf->offline_root,
  93                                       nv_pair->value);
  94                 } else {
  95                         root_dir = xstrdup(nv_pair->value);
  96                 }
  97
  98                 dest =
  99                     pkg_dest_list_append(&conf->pkg_dest_list, nv_pair->name,
 100                                          root_dir, conf->lists_dir);
 101                 free(root_dir);
 102
 103                 if (conf->default_dest == NULL)
 104                         conf->default_dest = dest;
 105
 106                 if (conf->dest_str && !strcmp(dest->name, conf->dest_str)) {
 107                         conf->default_dest = dest;
 108                         conf->restrict_to_default_dest = 1;
 109                 }
 110         }
 111
 112         if (conf->dest_str && !conf->restrict_to_default_dest) {
 113                 opkg_msg(ERROR, "Unknown dest name: `%s'.\n", conf->dest_str);
 114                 return -1;
 115         }
 116
 117         return 0;
 118 }
 119
 120 static int opkg_conf_set_option(const char *name, const char *value)
 121 {
 122         int i = 0;
 123
 124         while (options[i].name) {
 125                 if (strcmp(options[i].name, name) == 0) {
 126                         switch (options[i].type) {
 127                         case OPKG_OPT_TYPE_BOOL:
 128                                 if (*(int *)options[i].value) {
 129                                         opkg_msg(ERROR,
 130                                                  "Duplicate boolean option %s, "
 131                                                  "leaving this option on.\n",
 132                                                  name);
 133                                         return 0;
 134                                 }
 135                                 *((int *const)options[i].value) = 1;
 136                                 return 0;
 137                         case OPKG_OPT_TYPE_INT:
 138                                 if (value) {
 139                                         if (*(int *)options[i].value) {
 140                                                 opkg_msg(ERROR,
 141                                                          "Duplicate option %s, "
 142                                                          "using first seen value \"%d\".\n",
 143                                                          name,
 144                                                          *((int *)options[i].
 145                                                            value));
 146                                                 return 0;
 147                                         }
 148                                         *((int *const)options[i].value) =
 149                                             atoi(value);
 150                                         return 0;
 151                                 } else {
 152                                         opkg_msg(ERROR,
 153                                                  "Option %s needs an argument\n",
 154                                                  name);
 155                                         return -1;
 156                                 }
 157                         case OPKG_OPT_TYPE_STRING:
 158                                 if (value) {
 159                                         if (*(char **)options[i].value) {
 160                                                 opkg_msg(ERROR,
 161                                                          "Duplicate option %s, "
 162                                                          "using first seen value \"%s\".\n",
 163                                                          name,
 164                                                          *((char **)options[i].
 165                                                            value));
 166                                                 return 0;
 167                                         }
 168                                         *((char **const)options[i].value) =
 169                                             xstrdup(value);
 170                                         return 0;
 171                                 } else {
 172                                         opkg_msg(ERROR,
 173                                                  "Option %s needs an argument\n",
 174                                                  name);
 175                                         return -1;
 176                                 }
 177                         }
 178                 }
 179                 i++;
 180         }
 181
 182         opkg_msg(ERROR, "Unrecognized option: %s=%s\n", name, value);
 183         return -1;
 184 }
 185
 186 static int
 187 opkg_conf_parse_file(const char *filename,
 188                      pkg_src_list_t * pkg_src_list,
 189                      pkg_src_list_t * dist_src_list)
 190 {
 191         int line_num = 0;
 192         int err = 0;
 193         FILE *file;
 194         regex_t valid_line_re, comment_re;
 195 #define regmatch_size 14
 196         regmatch_t regmatch[regmatch_size];
 197
 198         file = fopen(filename, "r");
 199         if (file == NULL) {
 200                 opkg_perror(ERROR, "Failed to open %s", filename);
 201                 err = -1;
 202                 goto err0;
 203         }
 204
 205         opkg_msg(INFO, "Loading conf file %s.\n", filename);
 206
 207         err = xregcomp(&comment_re,
 208                        "^[[:space:]]*(#.*|[[:space:]]*)$", REG_EXTENDED);
 209         if (err)
 210                 goto err1;
 211
 212         err = xregcomp(&valid_line_re,
 213                        "^[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
 214                        "[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
 215                        "[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
 216                        "([[:space:]]+([^[:space:]]+))?([[:space:]]+(.*))?[[:space:]]*$",
 217                        REG_EXTENDED);
 218         if (err)
 219                 goto err2;
 220
 221         while (1) {
 222                 char *line;
 223                 char *type, *name, *value, *extra;
 224
 225                 line_num++;
 226
 227                 line = file_read_line_alloc(file);
 228                 if (line == NULL)
 229                         break;
 230
 231                 if (regexec(&comment_re, line, 0, 0, 0) == 0)
 232                         goto NEXT_LINE;
 233
 234                 if (regexec(&valid_line_re, line, regmatch_size, regmatch, 0) ==
 235                     REG_NOMATCH) {
 236                         opkg_msg(ERROR, "%s:%d: Ignoring invalid line: `%s'\n",
 237                                  filename, line_num, line);
 238                         goto NEXT_LINE;
 239                 }
 240
 241                 /* This has to be so ugly to deal with optional quotation marks */
 242                 if (regmatch[2].rm_so > 0) {
 243                         type = xstrndup(line + regmatch[2].rm_so,
 244                                         regmatch[2].rm_eo - regmatch[2].rm_so);
 245                 } else {
 246                         type = xstrndup(line + regmatch[3].rm_so,
 247                                         regmatch[3].rm_eo - regmatch[3].rm_so);
 248                 }
 249
 250                 if (regmatch[5].rm_so > 0) {
 251                         name = xstrndup(line + regmatch[5].rm_so,
 252                                         regmatch[5].rm_eo - regmatch[5].rm_so);
 253                 } else {
 254                         name = xstrndup(line + regmatch[6].rm_so,
 255                                         regmatch[6].rm_eo - regmatch[6].rm_so);
 256                 }
 257
 258                 if (regmatch[8].rm_so > 0) {
 259                         value = xstrndup(line + regmatch[8].rm_so,
 260                                          regmatch[8].rm_eo - regmatch[8].rm_so);
 261                 } else {
 262                         value = xstrndup(line + regmatch[9].rm_so,
 263                                          regmatch[9].rm_eo - regmatch[9].rm_so);
 264                 }
 265
 266                 extra = NULL;
 267                 if (regmatch[11].rm_so > 0) {
 268                         if (regmatch[13].rm_so > 0
 269                             && regmatch[13].rm_so != regmatch[13].rm_eo)
 270                                 extra =
 271                                     xstrndup(line + regmatch[11].rm_so,
 272                                              regmatch[13].rm_eo -
 273                                              regmatch[11].rm_so);
 274                         else
 275                                 extra = xstrndup(line + regmatch[11].rm_so,
 276                                                  regmatch[11].rm_eo -
 277                                                  regmatch[11].rm_so);
 278                 }
 279
 280                 if (regmatch[13].rm_so != regmatch[13].rm_eo
 281                     && strncmp(type, "dist", 4) != 0) {
 282                         opkg_msg(ERROR,
 283                                  "%s:%d: Ignoring config line with trailing garbage: `%s'\n",
 284                                  filename, line_num, line);
 285                 } else {
 286
 287                         /* We use the conf->tmp_dest_list below instead of
 288                            conf->pkg_dest_list because we might encounter an
 289                            offline_root option later and that would invalidate the
 290                            directories we would have computed in
 291                            pkg_dest_list_init. (We do a similar thing with
 292                            tmp_src_nv_pair_list for sake of symmetry.) */
 293                         if (strcmp(type, "option") == 0) {
 294                                 opkg_conf_set_option(name, value);
 295                         } else if (strcmp(type, "dist") == 0) {
 296                                 if (!nv_pair_list_find
 297                                     ((nv_pair_list_t *) dist_src_list, name)) {
 298                                         pkg_src_list_append(dist_src_list, name,
 299                                                             value, extra, 0);
 300                                 } else {
 301                                         opkg_msg(ERROR,
 302                                                  "Duplicate dist declaration (%s %s). "
 303                                                  "Skipping.\n", name, value);
 304                                 }
 305                         } else if (strcmp(type, "dist/gz") == 0) {
 306                                 if (!nv_pair_list_find
 307                                     ((nv_pair_list_t *) dist_src_list, name)) {
 308                                         pkg_src_list_append(dist_src_list, name,
 309                                                             value, extra, 1);
 310                                 } else {
 311                                         opkg_msg(ERROR,
 312                                                  "Duplicate dist declaration (%s %s). "
 313                                                  "Skipping.\n", name, value);
 314                                 }
 315                         } else if (strcmp(type, "src") == 0) {
 316                                 if (!nv_pair_list_find
 317                                     ((nv_pair_list_t *) pkg_src_list, name)) {
 318                                         pkg_src_list_append(pkg_src_list, name,
 319                                                             value, extra, 0);
 320                                 } else {
 321                                         opkg_msg(ERROR,
 322                                                  "Duplicate src declaration (%s %s). "
 323                                                  "Skipping.\n", name, value);
 324                                 }
 325                         } else if (strcmp(type, "src/gz") == 0) {
 326                                 if (!nv_pair_list_find
 327                                     ((nv_pair_list_t *) pkg_src_list, name)) {
 328                                         pkg_src_list_append(pkg_src_list, name,
 329                                                             value, extra, 1);
 330                                 } else {
 331                                         opkg_msg(ERROR,
 332                                                  "Duplicate src declaration (%s %s). "
 333                                                  "Skipping.\n", name, value);
 334                                 }
 335                         } else if (strcmp(type, "dest") == 0) {
 336                                 nv_pair_list_append(&conf->tmp_dest_list, name,
 337                                                     value);
 338                         } else if (strcmp(type, "lists_dir") == 0) {
 339                                 conf->lists_dir = xstrdup(value);
 340                         } else if (strcmp(type, "arch") == 0) {
 341                                 opkg_msg(INFO,
 342                                          "Supported arch %s priority (%s)\n",
 343                                          name, value);
 344                                 if (!value) {
 345                                         opkg_msg(NOTICE,
 346                                                  "No priority given for architecture %s,"
 347                                                  "defaulting to 10\n", name);
 348                                         value = xstrdup("10");
 349                                 }
 350                                 nv_pair_list_append(&conf->arch_list, name,
 351                                                     value);
 352                         } else {
 353                                 opkg_msg(ERROR,
 354                                          "%s:%d: Ignoring invalid line: `%s'\n",
 355                                          filename, line_num, line);
 356                         }
 357
 358                 }
 359
 360                 free(type);
 361                 free(name);
 362                 free(value);
 363                 if (extra)
 364                         free(extra);
 365
 366 NEXT_LINE:
 367                 free(line);
 368         }
 369
 370         regfree(&valid_line_re);
 371 err2:
 372         regfree(&comment_re);
 373 err1:
 374         if (fclose(file) == EOF) {
 375                 opkg_perror(ERROR, "Couldn't close %s", filename);
 376                 err = -1;
 377         }
 378 err0:
 379         return err;
 380 }
 381
 382 int opkg_conf_write_status_files(void)
 383 {
 384         pkg_dest_list_elt_t *iter;
 385         pkg_dest_t *dest;
 386         pkg_vec_t *all;
 387         pkg_t *pkg;
 388         int i, ret = 0;
 389
 390         if (conf->noaction)
 391                 return 0;
 392
 393         list_for_each_entry(iter, &conf->pkg_dest_list.head, node) {
 394                 dest = (pkg_dest_t *) iter->data;
 395
 396                 dest->status_fp = fopen(dest->status_file_name, "w");
 397                 if (dest->status_fp == NULL && errno != EROFS) {
 398                         opkg_perror(ERROR, "Can't open status file %s",
 399                                     dest->status_file_name);
 400                         ret = -1;
 401                 }
 402         }
 403
 404         all = pkg_vec_alloc();
 405         pkg_hash_fetch_available(all);
 406
 407         for (i = 0; i < all->len; i++) {
 408                 pkg = all->pkgs[i];
 409                 /* We don't need most uninstalled packages in the status file */
 410                 if (pkg->state_status == SS_NOT_INSTALLED
 411                     && (pkg->state_want == SW_UNKNOWN
 412                         || (pkg->state_want == SW_DEINSTALL
 413                             && pkg->state_flag != SF_HOLD)
 414                         || pkg->state_want == SW_PURGE)) {
 415                         continue;
 416                 }
 417                 if (pkg->dest == NULL) {
 418                         opkg_msg(ERROR,
 419                                  "Internal error: package %s has a NULL dest\n",
 420                                  pkg->name);
 421                         continue;
 422                 }
 423                 if (pkg->dest->status_fp)
 424                         pkg_print_status(pkg, pkg->dest->status_fp);
 425         }
 426
 427         pkg_vec_free(all);
 428
 429         list_for_each_entry(iter, &conf->pkg_dest_list.head, node) {
 430                 dest = (pkg_dest_t *) iter->data;
 431                 if (dest->status_fp && fclose(dest->status_fp) == EOF) {
 432                         opkg_perror(ERROR, "Couldn't close %s",
 433                                     dest->status_file_name);
 434                         ret = -1;
 435                 }
 436         }
 437
 438         return ret;
 439 }
 440
 441 char *root_filename_alloc(char *filename)
 442 {
 443         char *root_filename;
 444         sprintf_alloc(&root_filename, "%s%s",
 445                       (conf->offline_root ? conf->offline_root : ""), filename);
 446         return root_filename;
 447 }
 448
 449 static int glob_errfunc(const char *epath, int eerrno)
 450 {
 451         if (eerrno == ENOENT)
 452                 /* If leading dir does not exist, we get GLOB_NOMATCH. */
 453                 return 0;
 454
 455         opkg_msg(ERROR, "glob failed for %s: %s\n", epath, strerror(eerrno));
 456         return 0;
 457 }
 458
 459 int opkg_conf_init(void)
 460 {
 461         pkg_src_list_init(&conf->pkg_src_list);
 462         pkg_src_list_init(&conf->dist_src_list);
 463         pkg_dest_list_init(&conf->pkg_dest_list);
 464         pkg_dest_list_init(&conf->tmp_dest_list);
 465         nv_pair_list_init(&conf->arch_list);
 466
 467         return 0;
 468 }
 469
 470 int opkg_conf_load(void)
 471 {
 472         int i, glob_ret;
 473         char *tmp, *tmp_dir_base, **tmp_val;
 474         glob_t globbuf;
 475         char *etc_opkg_conf_pattern;
 476
 477         conf->restrict_to_default_dest = 0;
 478         conf->default_dest = NULL;
 479
 480         if (!conf->offline_root)
 481                 conf->offline_root = xstrdup(getenv("OFFLINE_ROOT"));
 482
 483         if (conf->conf_file) {
 484                 struct stat st;
 485                 if (stat(conf->conf_file, &st) == -1) {
 486                         opkg_perror(ERROR, "Couldn't stat %s", conf->conf_file);
 487                         goto err0;
 488                 }
 489                 if (opkg_conf_parse_file(conf->conf_file,
 490                                          &conf->pkg_src_list,
 491                                          &conf->dist_src_list))
 492                         goto err1;
 493         }
 494
 495         if (conf->offline_root)
 496                 sprintf_alloc(&etc_opkg_conf_pattern, "%s/etc/opkg/*.conf",
 497                               conf->offline_root);
 498         else {
 499                 const char *conf_file_dir = getenv("OPKG_CONF_DIR");
 500                 if (conf_file_dir == NULL)
 501                         conf_file_dir = OPKG_CONF_DEFAULT_CONF_FILE_DIR;
 502                 sprintf_alloc(&etc_opkg_conf_pattern, "%s/*.conf",
 503                               conf_file_dir);
 504         }
 505
 506         memset(&globbuf, 0, sizeof(globbuf));
 507         glob_ret = glob(etc_opkg_conf_pattern, 0, glob_errfunc, &globbuf);
 508         if (glob_ret && glob_ret != GLOB_NOMATCH) {
 509                 free(etc_opkg_conf_pattern);
 510                 globfree(&globbuf);
 511                 goto err1;
 512         }
 513
 514         free(etc_opkg_conf_pattern);
 515
 516         for (i = 0; i < globbuf.gl_pathc; i++) {
 517                 if (globbuf.gl_pathv[i])
 518                         if (conf->conf_file &&
 519                             !strcmp(conf->conf_file, globbuf.gl_pathv[i]))
 520                                 continue;
 521                 if (opkg_conf_parse_file(globbuf.gl_pathv[i],
 522                                          &conf->pkg_src_list,
 523                                          &conf->dist_src_list) < 0) {
 524                         globfree(&globbuf);
 525                         goto err1;
 526                 }
 527         }
 528
 529         globfree(&globbuf);
 530
 531         if (conf->offline_root)
 532                 sprintf_alloc(&lock_file, "%s/%s", conf->offline_root,
 533                               OPKGLOCKFILE);
 534         else
 535                 sprintf_alloc(&lock_file, "%s", OPKGLOCKFILE);
 536
 537         lock_fd = creat(lock_file, S_IRUSR | S_IWUSR | S_IRGRP);
 538         if (lock_fd == -1) {
 539                 opkg_perror(ERROR, "Could not create lock file %s", lock_file);
 540                 goto err2;
 541         }
 542
 543         if (lockf(lock_fd, F_TLOCK, (off_t) 0) == -1) {
 544                 opkg_perror(ERROR, "Could not lock %s", lock_file);
 545                 if (close(lock_fd) == -1)
 546                         opkg_perror(ERROR, "Couldn't close descriptor %d (%s)",
 547                                     lock_fd, lock_file);
 548                 lock_fd = -1;
 549                 goto err2;
 550         }
 551
 552         if (conf->tmp_dir)
 553                 tmp_dir_base = conf->tmp_dir;
 554         else
 555                 tmp_dir_base = getenv("TMPDIR");
 556
 557         sprintf_alloc(&tmp, "%s/%s",
 558                       tmp_dir_base ? tmp_dir_base :
 559                       OPKG_CONF_DEFAULT_TMP_DIR_BASE, OPKG_CONF_TMP_DIR_SUFFIX);
 560         if (conf->tmp_dir)
 561                 free(conf->tmp_dir);
 562         conf->tmp_dir = mkdtemp(tmp);
 563         if (conf->tmp_dir == NULL) {
 564                 opkg_perror(ERROR, "Creating temp dir %s failed", tmp);
 565                 goto err3;
 566         }
 567
 568         pkg_hash_init();
 569         hash_table_init("file-hash", &conf->file_hash,
 570                         OPKG_CONF_DEFAULT_HASH_LEN);
 571         hash_table_init("obs-file-hash", &conf->obs_file_hash,
 572                         OPKG_CONF_DEFAULT_HASH_LEN / 16);
 573
 574         if (conf->lists_dir == NULL)
 575                 conf->lists_dir = xstrdup(OPKG_CONF_LISTS_DIR);
 576
 577         if (conf->offline_root) {
 578                 sprintf_alloc(&tmp, "%s/%s", conf->offline_root,
 579                               conf->lists_dir);
 580                 free(conf->lists_dir);
 581                 conf->lists_dir = tmp;
 582         }
 583
 584         /* if no architectures were defined, then default all, noarch, and host architecture */
 585         if (nv_pair_list_empty(&conf->arch_list)) {
 586                 nv_pair_list_append(&conf->arch_list, "all", "1");
 587                 nv_pair_list_append(&conf->arch_list, "noarch", "1");
 588                 nv_pair_list_append(&conf->arch_list, HOST_CPU_STR, "10");
 589         }
 590
 591         /* Even if there is no conf file, we'll need at least one dest. */
 592         if (nv_pair_list_empty(&conf->tmp_dest_list)) {
 593                 nv_pair_list_append(&conf->tmp_dest_list,
 594                                     OPKG_CONF_DEFAULT_DEST_NAME,
 595                                     OPKG_CONF_DEFAULT_DEST_ROOT_DIR);
 596         }
 597
 598         if (resolve_pkg_dest_list())
 599                 goto err4;
 600
 601         nv_pair_list_deinit(&conf->tmp_dest_list);
 602
 603         return 0;
 604
 605 err4:
 606         free(conf->lists_dir);
 607
 608         pkg_hash_deinit();
 609         hash_table_deinit(&conf->file_hash);
 610         hash_table_deinit(&conf->obs_file_hash);
 611
 612         if (rmdir(conf->tmp_dir) == -1)
 613                 opkg_perror(ERROR, "Couldn't remove dir %s", conf->tmp_dir);
 614 err3:
 615         if (lockf(lock_fd, F_ULOCK, (off_t) 0) == -1)
 616                 opkg_perror(ERROR, "Couldn't unlock %s", lock_file);
 617
 618         if (close(lock_fd) == -1)
 619                 opkg_perror(ERROR, "Couldn't close descriptor %d (%s)",
 620                             lock_fd, lock_file);
 621         if (unlink(lock_file) == -1)
 622                 opkg_perror(ERROR, "Couldn't unlink %s", lock_file);
 623 err2:
 624         if (lock_file) {
 625                 free(lock_file);
 626                 lock_file = NULL;
 627         }
 628 err1:
 629         pkg_src_list_deinit(&conf->pkg_src_list);
 630         pkg_src_list_deinit(&conf->dist_src_list);
 631         pkg_dest_list_deinit(&conf->pkg_dest_list);
 632         nv_pair_list_deinit(&conf->arch_list);
 633
 634         for (i = 0; options[i].name; i++) {
 635                 if (options[i].type == OPKG_OPT_TYPE_STRING) {
 636                         tmp_val = (char **)options[i].value;
 637                         if (*tmp_val) {
 638                                 free(*tmp_val);
 639                                 *tmp_val = NULL;
 640                         }
 641                 }
 642         }
 643 err0:
 644         nv_pair_list_deinit(&conf->tmp_dest_list);
 645         if (conf->dest_str)
 646                 free(conf->dest_str);
 647         if (conf->conf_file)
 648                 free(conf->conf_file);
 649
 650         return -1;
 651 }
 652
 653 void opkg_conf_deinit(void)
 654 {
 655         int i;
 656         char **tmp;
 657
 658         if (conf->tmp_dir)
 659                 rm_r(conf->tmp_dir);
 660
 661         if (conf->lists_dir)
 662                 free(conf->lists_dir);
 663
 664         if (conf->dest_str)
 665                 free(conf->dest_str);
 666
 667         if (conf->conf_file)
 668                 free(conf->conf_file);
 669
 670         pkg_src_list_deinit(&conf->pkg_src_list);
 671         pkg_src_list_deinit(&conf->dist_src_list);
 672         pkg_dest_list_deinit(&conf->pkg_dest_list);
 673         nv_pair_list_deinit(&conf->arch_list);
 674
 675         for (i = 0; options[i].name; i++) {
 676                 if (options[i].type == OPKG_OPT_TYPE_STRING) {
 677                         tmp = (char **)options[i].value;
 678                         if (*tmp) {
 679                                 free(*tmp);
 680                                 *tmp = NULL;
 681                         }
 682                 }
 683         }
 684
 685         if (conf->verbosity >= DEBUG) {
 686                 hash_print_stats(&conf->pkg_hash);
 687                 hash_print_stats(&conf->file_hash);
 688                 hash_print_stats(&conf->obs_file_hash);
 689         }
 690
 691         pkg_hash_deinit();
 692         hash_table_deinit(&conf->file_hash);
 693         hash_table_deinit(&conf->obs_file_hash);
 694
 695         if (lock_fd != -1) {
 696                 if (lockf(lock_fd, F_ULOCK, (off_t) 0) == -1)
 697                         opkg_perror(ERROR, "Couldn't unlock %s", lock_file);
 698
 699                 if (close(lock_fd) == -1)
 700                         opkg_perror(ERROR, "Couldn't close descriptor %d (%s)",
 701                                     lock_fd, lock_file);
 702
 703         }
 704
 705         if (lock_file) {
 706                 if (unlink(lock_file) == -1)
 707                         opkg_perror(ERROR, "Couldn't unlink %s", lock_file);
 708
 709                 free(lock_file);
 710         }
 711 }