Don't unlink the lock file in the event that it cannot be locked.
[oweals/opkg-lede.git] / 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 "config.h"
20
21 #include <stdio.h>
22 #include <sys/types.h>
23 #include <sys/stat.h>
24 #include <fcntl.h>
25 #include <glob.h>
26 #include <unistd.h>
27
28 #include "opkg_conf.h"
29 #include "pkg_vec.h"
30 #include "pkg.h"
31 #include "xregex.h"
32 #include "sprintf_alloc.h"
33 #include "opkg_message.h"
34 #include "file_util.h"
35 #include "opkg_defines.h"
36 #include "libbb/libbb.h"
37
38 static int lock_fd;
39 static char *lock_file = NULL;
40
41 static opkg_conf_t _conf;
42 opkg_conf_t *conf = &_conf;
43
44 /*
45  * Config file options
46  */
47 opkg_option_t options[] = {
48           { "cache", OPKG_OPT_TYPE_STRING, &_conf.cache},
49           { "force_defaults", OPKG_OPT_TYPE_BOOL, &_conf.force_defaults },
50           { "force_maintainer", OPKG_OPT_TYPE_BOOL, &_conf.force_maintainer }, 
51           { "force_depends", OPKG_OPT_TYPE_BOOL, &_conf.force_depends },
52           { "force_overwrite", OPKG_OPT_TYPE_BOOL, &_conf.force_overwrite },
53           { "force_downgrade", OPKG_OPT_TYPE_BOOL, &_conf.force_downgrade },
54           { "force_reinstall", OPKG_OPT_TYPE_BOOL, &_conf.force_reinstall },
55           { "force_space", OPKG_OPT_TYPE_BOOL, &_conf.force_space },
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           { "offline_root", OPKG_OPT_TYPE_STRING, &_conf.offline_root },
65           { "proxy_passwd", OPKG_OPT_TYPE_STRING, &_conf.proxy_passwd },
66           { "proxy_user", OPKG_OPT_TYPE_STRING, &_conf.proxy_user },
67           { "query-all", OPKG_OPT_TYPE_BOOL, &_conf.query_all },
68           { "tmp_dir", OPKG_OPT_TYPE_STRING, &_conf.tmp_dir },
69           { "verbosity", OPKG_OPT_TYPE_INT, &_conf.verbosity },
70 #if defined(HAVE_OPENSSL)
71           { "signature_ca_file", OPKG_OPT_TYPE_STRING, &_conf.signature_ca_file },
72           { "signature_ca_path", OPKG_OPT_TYPE_STRING, &_conf.signature_ca_path },
73 #endif
74 #if defined(HAVE_PATHFINDER)
75           { "check_x509_path", OPKG_OPT_TYPE_BOOL, &_conf.check_x509_path }, 
76 #endif
77 #if defined(HAVE_SSLCURL) && defined(HAVE_CURL)
78           { "ssl_engine", OPKG_OPT_TYPE_STRING, &_conf.ssl_engine },
79           { "ssl_cert", OPKG_OPT_TYPE_STRING, &_conf.ssl_cert },
80           { "ssl_cert_type", OPKG_OPT_TYPE_STRING, &_conf.ssl_cert_type },
81           { "ssl_key", OPKG_OPT_TYPE_STRING, &_conf.ssl_key },
82           { "ssl_key_type", OPKG_OPT_TYPE_STRING, &_conf.ssl_key_type },
83           { "ssl_key_passwd", OPKG_OPT_TYPE_STRING, &_conf.ssl_key_passwd },
84           { "ssl_ca_file", OPKG_OPT_TYPE_STRING, &_conf.ssl_ca_file },
85           { "ssl_ca_path", OPKG_OPT_TYPE_STRING, &_conf.ssl_ca_path },
86           { "ssl_dont_verify_peer", OPKG_OPT_TYPE_BOOL, &_conf.ssl_dont_verify_peer },
87 #endif
88           { NULL, 0, NULL }
89 };
90
91 static int
92 resolve_pkg_dest_list(nv_pair_list_t *nv_pair_list)
93 {
94      nv_pair_list_elt_t *iter;
95      nv_pair_t *nv_pair;
96      pkg_dest_t *dest;
97      char *root_dir;
98
99      for (iter = nv_pair_list_first(nv_pair_list); iter;
100                      iter = nv_pair_list_next(nv_pair_list, iter)) {
101           nv_pair = (nv_pair_t *)iter->data;
102
103           if (conf->offline_root) {
104                sprintf_alloc(&root_dir, "%s%s", conf->offline_root, nv_pair->value);
105           } else {
106                root_dir = xstrdup(nv_pair->value);
107           }
108
109           dest = pkg_dest_list_append(&conf->pkg_dest_list, nv_pair->name, root_dir, conf->lists_dir);
110           free(root_dir);
111
112           if (conf->default_dest == NULL)
113                conf->default_dest = dest;
114
115           if (conf->dest_str && !strcmp(dest->name, conf->dest_str)) {
116                conf->default_dest = dest;
117                conf->restrict_to_default_dest = 1;
118           }
119      }
120
121      if (conf->dest_str && !conf->restrict_to_default_dest) {
122           opkg_msg(ERROR, "Unknown dest name: `%s'.\n", conf->dest_str);
123           return -1;
124      }
125
126      return 0;
127 }
128
129 static int
130 opkg_conf_set_option(const char *name, const char *value)
131 {
132      int i = 0;
133
134      while (options[i].name) {
135           if (strcmp(options[i].name, name) == 0) {
136                switch (options[i].type) {
137                case OPKG_OPT_TYPE_BOOL:
138                     if (*(int *)options[i].value) {
139                             opkg_msg(ERROR, "Duplicate boolean option %s, "
140                                 "leaving this option on.\n", name);
141                             return 0;
142                     }
143                     *((int * const)options[i].value) = 1;
144                     return 0;
145                case OPKG_OPT_TYPE_INT:
146                     if (value) {
147                             if (*(int *)options[i].value) {
148                                     opkg_msg(ERROR, "Duplicate option %s, "
149                                         "using first seen value \"%d\".\n",
150                                         name, *((int *)options[i].value));
151                                     return 0;
152                             }
153                          *((int * const)options[i].value) = atoi(value);
154                          return 0;
155                     } else {
156                          opkg_msg(ERROR, "Option %s needs an argument\n",
157                                 name);
158                          return -1;
159                     }               
160                case OPKG_OPT_TYPE_STRING:
161                     if (value) {
162                             if (*(char **)options[i].value) {
163                                     opkg_msg(ERROR, "Duplicate option %s, "
164                                         "using first seen value \"%s\".\n",
165                                         name, *((char **)options[i].value));
166                                     return 0;
167                             }
168                          *((char ** const)options[i].value) = xstrdup(value);
169                          return 0;
170                     } else {
171                          opkg_msg(ERROR, "Option %s needs an argument\n",
172                                 name);
173                          return -1;
174                     }
175                }
176           }
177           i++;
178      }
179     
180      opkg_msg(ERROR, "Unrecognized option: %s=%s\n", name, value);
181      return -1;
182 }
183
184 static int
185 opkg_conf_parse_file(const char *filename,
186                                 pkg_src_list_t *pkg_src_list,
187                                 nv_pair_list_t *tmp_dest_nv_pair_list)
188 {
189      int line_num = 0;
190      int err = 0;
191      FILE *file;
192      regex_t valid_line_re, comment_re;
193 #define regmatch_size 12
194      regmatch_t regmatch[regmatch_size];
195
196      file = fopen(filename, "r");
197      if (file == NULL) {
198           opkg_perror(ERROR, "Failed to open %s", filename);
199           err = -1;
200           goto err0;
201      }
202
203      opkg_msg(INFO, "Loading conf file %s.\n", filename);
204
205      err = xregcomp(&comment_re, 
206                     "^[[:space:]]*(#.*|[[:space:]]*)$",
207                     REG_EXTENDED);
208      if (err)
209           goto err1;
210
211      err = xregcomp(&valid_line_re,
212                      "^[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
213                      "[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
214                      "[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
215                      "([[:space:]]+([^[:space:]]+))?[[:space:]]*$",
216                      REG_EXTENDED);
217      if (err)
218           goto err2;
219
220      while(1) {
221           char *line;
222           char *type, *name, *value, *extra;
223
224           line_num++;
225
226           line = file_read_line_alloc(file);
227           if (line == NULL)
228                break;
229
230           if (regexec(&comment_re, line, 0, 0, 0) == 0)
231                goto NEXT_LINE;
232
233           if (regexec(&valid_line_re, line, regmatch_size, regmatch, 0) == REG_NOMATCH) {
234                opkg_msg(ERROR, "%s:%d: Ignoring invalid line: `%s'\n",
235                        filename, line_num, line);
236                goto NEXT_LINE;
237           }
238
239           /* This has to be so ugly to deal with optional quotation marks */
240           if (regmatch[2].rm_so > 0) {
241                type = xstrndup(line + regmatch[2].rm_so,
242                               regmatch[2].rm_eo - regmatch[2].rm_so);
243           } else {
244                type = xstrndup(line + regmatch[3].rm_so,
245                               regmatch[3].rm_eo - regmatch[3].rm_so);
246           }
247
248           if (regmatch[5].rm_so > 0) {
249                name = xstrndup(line + regmatch[5].rm_so,
250                               regmatch[5].rm_eo - regmatch[5].rm_so);
251           } else {
252                name = xstrndup(line + regmatch[6].rm_so,
253                               regmatch[6].rm_eo - regmatch[6].rm_so);
254           }
255
256           if (regmatch[8].rm_so > 0) {
257                value = xstrndup(line + regmatch[8].rm_so,
258                                regmatch[8].rm_eo - regmatch[8].rm_so);
259           } else {
260                value = xstrndup(line + regmatch[9].rm_so,
261                                regmatch[9].rm_eo - regmatch[9].rm_so);
262           }
263
264           extra = NULL;
265           if (regmatch[11].rm_so > 0) {
266                extra = xstrndup (line + regmatch[11].rm_so,
267                                 regmatch[11].rm_eo - regmatch[11].rm_so);
268           }
269
270           /* We use the tmp_dest_nv_pair_list below instead of
271              conf->pkg_dest_list because we might encounter an
272              offline_root option later and that would invalidate the
273              directories we would have computed in
274              pkg_dest_list_init. (We do a similar thing with
275              tmp_src_nv_pair_list for sake of symmetry.) */
276           if (strcmp(type, "option") == 0) {
277                opkg_conf_set_option(name, value);
278           } else if (strcmp(type, "src") == 0) {
279                if (!nv_pair_list_find((nv_pair_list_t*) pkg_src_list, name)) {
280                     pkg_src_list_append (pkg_src_list, name, value, extra, 0);
281                } else {
282                     opkg_msg(ERROR, "Duplicate src declaration (%s %s). "
283                                     "Skipping.\n", name, value);
284                }
285           } else if (strcmp(type, "src/gz") == 0) {
286                if (!nv_pair_list_find((nv_pair_list_t*) pkg_src_list, name)) {
287                     pkg_src_list_append (pkg_src_list, name, value, extra, 1);
288                } else {
289                     opkg_msg(ERROR, "Duplicate src declaration (%s %s). "
290                                    "Skipping.\n", name, value);
291                }
292           } else if (strcmp(type, "dest") == 0) {
293                nv_pair_list_append(tmp_dest_nv_pair_list, name, value);
294           } else if (strcmp(type, "lists_dir") == 0) {
295                conf->lists_dir = xstrdup(value);
296           } else if (strcmp(type, "arch") == 0) {
297                opkg_msg(INFO, "Supported arch %s priority (%s)\n", name, value);
298                if (!value) {
299                     opkg_msg(NOTICE, "No priority given for architecture %s,"
300                                    "defaulting to 10\n", name);
301                     value = xstrdup("10");
302                }
303                nv_pair_list_append(&conf->arch_list, name, value);
304           } else {
305                opkg_msg(ERROR, "%s:%d: Ignoring invalid line: `%s'\n",
306                        filename, line_num, line);
307           }
308
309           free(type);
310           free(name);
311           free(value);
312           if (extra)
313                free(extra);
314
315 NEXT_LINE:
316           free(line);
317      }
318
319      regfree(&valid_line_re);
320 err2:
321      regfree(&comment_re);
322 err1:
323      if (fclose(file) == EOF) {
324           opkg_perror(ERROR, "Couldn't close %s", filename);
325           err = -1;
326      }
327 err0:
328      return err;
329 }
330
331 int
332 opkg_conf_write_status_files(void)
333 {
334      pkg_dest_list_elt_t *iter;
335      pkg_dest_t *dest;
336      pkg_vec_t *all;
337      pkg_t *pkg;
338      int i, ret = 0;
339
340      if (conf->noaction)
341           return 0;
342
343      list_for_each_entry(iter, &conf->pkg_dest_list.head, node) {
344           dest = (pkg_dest_t *)iter->data;
345
346           dest->status_fp = fopen(dest->status_file_name, "w");
347           if (dest->status_fp == NULL && errno != EROFS) {
348                opkg_perror(ERROR, "Can't open status file %s",
349                     dest->status_file_name);
350                ret = -1;
351           }
352      }
353
354      all = pkg_vec_alloc();
355      pkg_hash_fetch_available(all);
356
357      for(i = 0; i < all->len; i++) {
358           pkg = all->pkgs[i];
359           /* We don't need most uninstalled packages in the status file */
360           if (pkg->state_status == SS_NOT_INSTALLED
361               && (pkg->state_want == SW_UNKNOWN
362                   || pkg->state_want == SW_DEINSTALL
363                   || pkg->state_want == SW_PURGE)) {
364                continue;
365           }
366           if (pkg->dest == NULL) {
367                opkg_msg(ERROR, "Internal error: package %s has a NULL dest\n",
368                        pkg->name);
369                continue;
370           }
371           if (pkg->dest->status_fp)
372                pkg_print_status(pkg, pkg->dest->status_fp);
373      }
374
375      pkg_vec_free(all);
376
377      list_for_each_entry(iter, &conf->pkg_dest_list.head, node) {
378           dest = (pkg_dest_t *)iter->data;
379           if (dest->status_fp && fclose(dest->status_fp) == EOF) {
380                opkg_perror(ERROR, "Couldn't close %s", dest->status_file_name);
381                ret = -1;
382           }
383      }
384
385      return ret;
386 }
387
388
389 char *
390 root_filename_alloc(char *filename)
391 {
392         char *root_filename;
393         sprintf_alloc(&root_filename, "%s%s",
394                 (conf->offline_root ? conf->offline_root : ""), filename);
395         return root_filename;
396 }
397
398 static int
399 glob_errfunc(const char *epath, int eerrno)
400 {
401         if (eerrno == ENOENT)
402                 /* If leading dir does not exist, we get GLOB_NOMATCH. */
403                 return 0;
404
405         opkg_msg(ERROR, "glob failed for %s: %s\n", epath, strerror(eerrno));
406         return 0;
407 }
408
409 int
410 opkg_conf_init(void)
411 {
412         int i, glob_ret;
413         char *tmp, *tmp_dir_base, **tmp_val;
414         nv_pair_list_t tmp_dest_nv_pair_list;
415         glob_t globbuf;
416         char *etc_opkg_conf_pattern;
417
418         conf->restrict_to_default_dest = 0;
419         conf->default_dest = NULL;
420 #if defined(HAVE_PATHFINDER)
421         conf->check_x509_path = 1;
422 #endif
423
424         pkg_src_list_init(&conf->pkg_src_list);
425         pkg_dest_list_init(&conf->pkg_dest_list);
426         nv_pair_list_init(&conf->arch_list);
427         nv_pair_list_init(&tmp_dest_nv_pair_list);
428
429         if (!conf->offline_root)
430                 conf->offline_root = xstrdup(getenv("OFFLINE_ROOT"));
431
432         if (conf->conf_file) {
433                 struct stat st;
434                 if (stat(conf->conf_file, &st) == -1) {
435                         opkg_perror(ERROR, "Couldn't stat %s", conf->conf_file);
436                         goto err0;
437                 }
438                 if (opkg_conf_parse_file(conf->conf_file,
439                                 &conf->pkg_src_list, &tmp_dest_nv_pair_list))
440                         goto err1;
441         }
442
443         if (conf->offline_root)
444                 sprintf_alloc(&etc_opkg_conf_pattern, "%s/etc/opkg/*.conf", conf->offline_root);
445         else {
446                 const char *conf_file_dir = getenv("OPKG_CONF_DIR");
447                 if (conf_file_dir == NULL)
448                         conf_file_dir = OPKG_CONF_DEFAULT_CONF_FILE_DIR;
449                         sprintf_alloc(&etc_opkg_conf_pattern, "%s/*.conf", conf_file_dir);
450         }
451
452         memset(&globbuf, 0, sizeof(globbuf));
453         glob_ret = glob(etc_opkg_conf_pattern, 0, glob_errfunc, &globbuf);
454         if (glob_ret && glob_ret != GLOB_NOMATCH) {
455                 free(etc_opkg_conf_pattern);
456                 globfree(&globbuf);
457                 goto err1;
458         }
459
460         free(etc_opkg_conf_pattern);
461
462         for (i = 0; i < globbuf.gl_pathc; i++) {
463                 if (globbuf.gl_pathv[i]) 
464                         if (conf->conf_file &&
465                                         !strcmp(conf->conf_file, globbuf.gl_pathv[i]))
466                                 continue;
467                 if ( opkg_conf_parse_file(globbuf.gl_pathv[i], 
468                         &conf->pkg_src_list, &tmp_dest_nv_pair_list)<0) {
469                         globfree(&globbuf);
470                         goto err1;
471                 }
472         }
473
474         globfree(&globbuf);
475
476         if (conf->offline_root)
477                 sprintf_alloc (&lock_file, "%s/%s", conf->offline_root, OPKGLOCKFILE);
478         else
479                 sprintf_alloc (&lock_file, "%s", OPKGLOCKFILE);
480
481         lock_fd = creat(lock_file, S_IRUSR | S_IWUSR | S_IRGRP);
482         if (lock_fd == -1) {
483                 opkg_perror(ERROR, "Could not create lock file %s", lock_file);
484                 goto err2;
485         }
486
487         if (lockf(lock_fd, F_TLOCK, (off_t)0) == -1) {
488                 opkg_perror(ERROR, "Could not lock %s", lock_file);
489                 if (close(lock_fd) == -1)
490                         opkg_perror(ERROR, "Couldn't close descriptor %d (%s)",
491                                 lock_fd, lock_file);
492                 goto err2;
493         }
494
495         if (conf->tmp_dir)
496                 tmp_dir_base = conf->tmp_dir;
497         else
498                 tmp_dir_base = getenv("TMPDIR");
499
500         sprintf_alloc(&tmp, "%s/%s",
501                 tmp_dir_base ? tmp_dir_base : OPKG_CONF_DEFAULT_TMP_DIR_BASE,
502                 OPKG_CONF_TMP_DIR_SUFFIX);
503         if (conf->tmp_dir)
504                 free(conf->tmp_dir);
505         conf->tmp_dir = mkdtemp(tmp);
506         if (conf->tmp_dir == NULL) {
507                 opkg_perror(ERROR, "Creating temp dir %s failed", tmp);
508                 goto err3;
509         }
510
511         pkg_hash_init();
512         hash_table_init("file-hash", &conf->file_hash, OPKG_CONF_DEFAULT_HASH_LEN);
513         hash_table_init("obs-file-hash", &conf->obs_file_hash, OPKG_CONF_DEFAULT_HASH_LEN/16);
514
515         if (conf->lists_dir == NULL)
516                 conf->lists_dir = xstrdup(OPKG_CONF_LISTS_DIR);
517
518         if (conf->offline_root) {
519                 sprintf_alloc(&tmp, "%s/%s", conf->offline_root, conf->lists_dir);
520                 free(conf->lists_dir);
521                 conf->lists_dir = tmp;
522         }
523
524         /* if no architectures were defined, then default all, noarch, and host architecture */
525         if (nv_pair_list_empty(&conf->arch_list)) {
526                 nv_pair_list_append(&conf->arch_list, "all", "1");
527                 nv_pair_list_append(&conf->arch_list, "noarch", "1");
528                 nv_pair_list_append(&conf->arch_list, HOST_CPU_STR, "10");
529         }
530
531         /* Even if there is no conf file, we'll need at least one dest. */
532         if (nv_pair_list_empty(&tmp_dest_nv_pair_list)) {
533         nv_pair_list_append(&tmp_dest_nv_pair_list,
534                         OPKG_CONF_DEFAULT_DEST_NAME,
535                         OPKG_CONF_DEFAULT_DEST_ROOT_DIR);
536         }
537
538         if (resolve_pkg_dest_list(&tmp_dest_nv_pair_list))
539                 goto err4;
540
541         nv_pair_list_deinit(&tmp_dest_nv_pair_list);
542
543         return 0;
544
545
546 err4:
547         free(conf->lists_dir);
548
549         pkg_hash_deinit();
550         hash_table_deinit(&conf->file_hash);
551         hash_table_deinit(&conf->obs_file_hash);
552
553         if (rmdir(conf->tmp_dir) == -1)
554                 opkg_perror(ERROR, "Couldn't remove dir %s", conf->tmp_dir);
555 err3:
556         if (lockf(lock_fd, F_ULOCK, (off_t)0) == -1)
557                 opkg_perror(ERROR, "Couldn't unlock %s", lock_file);
558
559         if (close(lock_fd) == -1)
560                 opkg_perror(ERROR, "Couldn't close descriptor %d (%s)",
561                                 lock_fd, lock_file);
562         if (unlink(lock_file) == -1)
563                 opkg_perror(ERROR, "Couldn't unlink %s", lock_file);
564 err2:
565         free(lock_file);
566 err1:
567         pkg_src_list_deinit(&conf->pkg_src_list);
568         pkg_dest_list_deinit(&conf->pkg_dest_list);
569         nv_pair_list_deinit(&conf->arch_list);
570
571         for (i=0; options[i].name; i++) {
572                 if (options[i].type == OPKG_OPT_TYPE_STRING) {
573                         tmp_val = (char **)options[i].value;
574                         if (*tmp_val) {
575                                 free(*tmp_val);
576                                 *tmp_val = NULL;
577                         }
578                 }
579         }
580 err0:
581         nv_pair_list_deinit(&tmp_dest_nv_pair_list);
582         if (conf->dest_str)
583                 free(conf->dest_str);
584         if (conf->conf_file)
585                 free(conf->conf_file);
586
587         return -1;
588 }
589
590 void
591 opkg_conf_deinit(void)
592 {
593         int i;
594         char **tmp;
595
596         rm_r(conf->tmp_dir);
597
598         free(conf->lists_dir);
599
600         if (conf->dest_str)
601                 free(conf->dest_str);
602
603         if (conf->conf_file)
604                 free(conf->conf_file);
605
606         pkg_src_list_deinit(&conf->pkg_src_list);
607         pkg_dest_list_deinit(&conf->pkg_dest_list);
608         nv_pair_list_deinit(&conf->arch_list);
609
610         for (i=0; options[i].name; i++) {
611                 if (options[i].type == OPKG_OPT_TYPE_STRING) {
612                         tmp = (char **)options[i].value;
613                         if (*tmp) {
614                                 free(*tmp);
615                                 *tmp = NULL;
616                         }
617                 }
618         }
619
620         if (conf->verbosity >= DEBUG) { 
621                 hash_print_stats(&conf->pkg_hash);
622                 hash_print_stats(&conf->file_hash);
623                 hash_print_stats(&conf->obs_file_hash);
624         }
625
626         pkg_hash_deinit();
627         hash_table_deinit(&conf->file_hash);
628         hash_table_deinit(&conf->obs_file_hash);
629
630         if (lockf(lock_fd, F_ULOCK, (off_t)0) == -1)
631                 opkg_perror(ERROR, "Couldn't unlock %s", lock_file);
632
633         if (close(lock_fd) == -1)
634                 opkg_perror(ERROR, "Couldn't close descriptor %d (%s)",
635                                 lock_fd, lock_file);
636
637         if (unlink(lock_file) == -1)
638                 opkg_perror(ERROR, "Couldn't unlink %s", lock_file);
639
640         free(lock_file);
641 }