1 /* opkg_conf.c - the opkg package management system
3 Copyright (C) 2009 Ubiq Technologies <graham.gower@gmail.com>
6 Copyright (C) 2001 University of Southern California
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.
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.
20 #include <sys/types.h>
26 #include "opkg_conf.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"
37 static char *lock_file = NULL;
39 static opkg_conf_t _conf;
40 opkg_conf_t *conf = &_conf;
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},
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,
87 &_conf.ssl_dont_verify_peer},
92 static int resolve_pkg_dest_list(void)
94 nv_pair_list_elt_t *iter;
99 for (iter = nv_pair_list_first(&conf->tmp_dest_list); iter;
100 iter = nv_pair_list_next(&conf->tmp_dest_list, iter)) {
101 nv_pair = (nv_pair_t *) iter->data;
103 if (conf->offline_root) {
104 sprintf_alloc(&root_dir, "%s%s", conf->offline_root,
107 root_dir = xstrdup(nv_pair->value);
111 pkg_dest_list_append(&conf->pkg_dest_list, nv_pair->name,
112 root_dir, conf->lists_dir);
115 if (conf->default_dest == NULL)
116 conf->default_dest = dest;
118 if (conf->dest_str && !strcmp(dest->name, conf->dest_str)) {
119 conf->default_dest = dest;
120 conf->restrict_to_default_dest = 1;
124 if (conf->dest_str && !conf->restrict_to_default_dest) {
125 opkg_msg(ERROR, "Unknown dest name: `%s'.\n", conf->dest_str);
132 static int opkg_conf_set_option(const char *name, const char *value)
136 while (options[i].name) {
137 if (strcmp(options[i].name, name) == 0) {
138 switch (options[i].type) {
139 case OPKG_OPT_TYPE_BOOL:
140 if (*(int *)options[i].value) {
142 "Duplicate boolean option %s, "
143 "leaving this option on.\n",
147 *((int *const)options[i].value) = 1;
149 case OPKG_OPT_TYPE_INT:
151 if (*(int *)options[i].value) {
153 "Duplicate option %s, "
154 "using first seen value \"%d\".\n",
160 *((int *const)options[i].value) =
165 "Option %s needs an argument\n",
169 case OPKG_OPT_TYPE_STRING:
171 if (*(char **)options[i].value) {
173 "Duplicate option %s, "
174 "using first seen value \"%s\".\n",
176 *((char **)options[i].
180 *((char **const)options[i].value) =
185 "Option %s needs an argument\n",
194 opkg_msg(ERROR, "Unrecognized option: %s=%s\n", name, value);
199 opkg_conf_parse_file(const char *filename,
200 pkg_src_list_t * pkg_src_list,
201 pkg_src_list_t * dist_src_list)
206 regex_t valid_line_re, comment_re;
207 #define regmatch_size 14
208 regmatch_t regmatch[regmatch_size];
210 file = fopen(filename, "r");
212 opkg_perror(ERROR, "Failed to open %s", filename);
217 opkg_msg(INFO, "Loading conf file %s.\n", filename);
219 err = xregcomp(&comment_re,
220 "^[[:space:]]*(#.*|[[:space:]]*)$", REG_EXTENDED);
224 err = xregcomp(&valid_line_re,
225 "^[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
226 "[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
227 "[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
228 "([[:space:]]+([^[:space:]]+))?([[:space:]]+(.*))?[[:space:]]*$",
235 char *type, *name, *value, *extra;
239 line = file_read_line_alloc(file);
243 if (regexec(&comment_re, line, 0, 0, 0) == 0)
246 if (regexec(&valid_line_re, line, regmatch_size, regmatch, 0) ==
248 opkg_msg(ERROR, "%s:%d: Ignoring invalid line: `%s'\n",
249 filename, line_num, line);
253 /* This has to be so ugly to deal with optional quotation marks */
254 if (regmatch[2].rm_so > 0) {
255 type = xstrndup(line + regmatch[2].rm_so,
256 regmatch[2].rm_eo - regmatch[2].rm_so);
258 type = xstrndup(line + regmatch[3].rm_so,
259 regmatch[3].rm_eo - regmatch[3].rm_so);
262 if (regmatch[5].rm_so > 0) {
263 name = xstrndup(line + regmatch[5].rm_so,
264 regmatch[5].rm_eo - regmatch[5].rm_so);
266 name = xstrndup(line + regmatch[6].rm_so,
267 regmatch[6].rm_eo - regmatch[6].rm_so);
270 if (regmatch[8].rm_so > 0) {
271 value = xstrndup(line + regmatch[8].rm_so,
272 regmatch[8].rm_eo - regmatch[8].rm_so);
274 value = xstrndup(line + regmatch[9].rm_so,
275 regmatch[9].rm_eo - regmatch[9].rm_so);
279 if (regmatch[11].rm_so > 0) {
280 if (regmatch[13].rm_so > 0
281 && regmatch[13].rm_so != regmatch[13].rm_eo)
283 xstrndup(line + regmatch[11].rm_so,
287 extra = xstrndup(line + regmatch[11].rm_so,
292 if (regmatch[13].rm_so != regmatch[13].rm_eo
293 && strncmp(type, "dist", 4) != 0) {
295 "%s:%d: Ignoring config line with trailing garbage: `%s'\n",
296 filename, line_num, line);
299 /* We use the conf->tmp_dest_list below instead of
300 conf->pkg_dest_list because we might encounter an
301 offline_root option later and that would invalidate the
302 directories we would have computed in
303 pkg_dest_list_init. (We do a similar thing with
304 tmp_src_nv_pair_list for sake of symmetry.) */
305 if (strcmp(type, "option") == 0) {
306 opkg_conf_set_option(name, value);
307 } else if (strcmp(type, "dist") == 0) {
308 if (!nv_pair_list_find
309 ((nv_pair_list_t *) dist_src_list, name)) {
310 pkg_src_list_append(dist_src_list, name,
314 "Duplicate dist declaration (%s %s). "
315 "Skipping.\n", name, value);
317 } else if (strcmp(type, "dist/gz") == 0) {
318 if (!nv_pair_list_find
319 ((nv_pair_list_t *) dist_src_list, name)) {
320 pkg_src_list_append(dist_src_list, name,
324 "Duplicate dist declaration (%s %s). "
325 "Skipping.\n", name, value);
327 } else if (strcmp(type, "src") == 0) {
328 if (!nv_pair_list_find
329 ((nv_pair_list_t *) pkg_src_list, name)) {
330 pkg_src_list_append(pkg_src_list, name,
334 "Duplicate src declaration (%s %s). "
335 "Skipping.\n", name, value);
337 } else if (strcmp(type, "src/gz") == 0) {
338 if (!nv_pair_list_find
339 ((nv_pair_list_t *) pkg_src_list, name)) {
340 pkg_src_list_append(pkg_src_list, name,
344 "Duplicate src declaration (%s %s). "
345 "Skipping.\n", name, value);
347 } else if (strcmp(type, "dest") == 0) {
348 nv_pair_list_append(&conf->tmp_dest_list, name,
350 } else if (strcmp(type, "lists_dir") == 0) {
351 conf->lists_dir = xstrdup(value);
352 } else if (strcmp(type, "arch") == 0) {
354 "Supported arch %s priority (%s)\n",
358 "No priority given for architecture %s,"
359 "defaulting to 10\n", name);
360 value = xstrdup("10");
362 nv_pair_list_append(&conf->arch_list, name,
366 "%s:%d: Ignoring invalid line: `%s'\n",
367 filename, line_num, line);
382 regfree(&valid_line_re);
384 regfree(&comment_re);
386 if (fclose(file) == EOF) {
387 opkg_perror(ERROR, "Couldn't close %s", filename);
394 int opkg_conf_write_status_files(void)
396 pkg_dest_list_elt_t *iter;
405 list_for_each_entry(iter, &conf->pkg_dest_list.head, node) {
406 dest = (pkg_dest_t *) iter->data;
408 dest->status_fp = fopen(dest->status_file_name, "w");
409 if (dest->status_fp == NULL && errno != EROFS) {
410 opkg_perror(ERROR, "Can't open status file %s",
411 dest->status_file_name);
416 all = pkg_vec_alloc();
417 pkg_hash_fetch_available(all);
419 for (i = 0; i < all->len; i++) {
421 /* We don't need most uninstalled packages in the status file */
422 if (pkg->state_status == SS_NOT_INSTALLED
423 && (pkg->state_want == SW_UNKNOWN
424 || (pkg->state_want == SW_DEINSTALL
425 && pkg->state_flag != SF_HOLD)
426 || pkg->state_want == SW_PURGE)) {
429 if (pkg->dest == NULL) {
431 "Internal error: package %s has a NULL dest\n",
435 if (pkg->dest->status_fp)
436 pkg_print_status(pkg, pkg->dest->status_fp);
441 list_for_each_entry(iter, &conf->pkg_dest_list.head, node) {
442 dest = (pkg_dest_t *) iter->data;
443 if (dest->status_fp && fclose(dest->status_fp) == EOF) {
444 opkg_perror(ERROR, "Couldn't close %s",
445 dest->status_file_name);
453 char *root_filename_alloc(char *filename)
456 sprintf_alloc(&root_filename, "%s%s",
457 (conf->offline_root ? conf->offline_root : ""), filename);
458 return root_filename;
461 static int glob_errfunc(const char *epath, int eerrno)
463 if (eerrno == ENOENT)
464 /* If leading dir does not exist, we get GLOB_NOMATCH. */
467 opkg_msg(ERROR, "glob failed for %s: %s\n", epath, strerror(eerrno));
471 int opkg_conf_init(void)
473 pkg_src_list_init(&conf->pkg_src_list);
474 pkg_src_list_init(&conf->dist_src_list);
475 pkg_dest_list_init(&conf->pkg_dest_list);
476 pkg_dest_list_init(&conf->tmp_dest_list);
477 nv_pair_list_init(&conf->arch_list);
482 int opkg_conf_load(void)
485 char *tmp, *tmp_dir_base, **tmp_val;
487 char *etc_opkg_conf_pattern;
489 conf->restrict_to_default_dest = 0;
490 conf->default_dest = NULL;
492 if (!conf->offline_root)
493 conf->offline_root = xstrdup(getenv("OFFLINE_ROOT"));
495 if (conf->conf_file) {
497 if (stat(conf->conf_file, &st) == -1) {
498 opkg_perror(ERROR, "Couldn't stat %s", conf->conf_file);
501 if (opkg_conf_parse_file(conf->conf_file,
503 &conf->dist_src_list))
507 if (conf->offline_root)
508 sprintf_alloc(&etc_opkg_conf_pattern, "%s/etc/opkg/*.conf",
511 const char *conf_file_dir = getenv("OPKG_CONF_DIR");
512 if (conf_file_dir == NULL)
513 conf_file_dir = OPKG_CONF_DEFAULT_CONF_FILE_DIR;
514 sprintf_alloc(&etc_opkg_conf_pattern, "%s/*.conf",
518 memset(&globbuf, 0, sizeof(globbuf));
519 glob_ret = glob(etc_opkg_conf_pattern, 0, glob_errfunc, &globbuf);
520 if (glob_ret && glob_ret != GLOB_NOMATCH) {
521 free(etc_opkg_conf_pattern);
526 free(etc_opkg_conf_pattern);
528 for (i = 0; i < globbuf.gl_pathc; i++) {
529 if (globbuf.gl_pathv[i])
530 if (conf->conf_file &&
531 !strcmp(conf->conf_file, globbuf.gl_pathv[i]))
533 if (opkg_conf_parse_file(globbuf.gl_pathv[i],
535 &conf->dist_src_list) < 0) {
543 if (conf->offline_root)
544 sprintf_alloc(&lock_file, "%s/%s", conf->offline_root,
547 sprintf_alloc(&lock_file, "%s", OPKGLOCKFILE);
549 lock_fd = creat(lock_file, S_IRUSR | S_IWUSR | S_IRGRP);
551 opkg_perror(ERROR, "Could not create lock file %s", lock_file);
555 if (lockf(lock_fd, F_TLOCK, (off_t) 0) == -1) {
556 opkg_perror(ERROR, "Could not lock %s", lock_file);
557 if (close(lock_fd) == -1)
558 opkg_perror(ERROR, "Couldn't close descriptor %d (%s)",
565 tmp_dir_base = conf->tmp_dir;
567 tmp_dir_base = getenv("TMPDIR");
569 sprintf_alloc(&tmp, "%s/%s",
570 tmp_dir_base ? tmp_dir_base :
571 OPKG_CONF_DEFAULT_TMP_DIR_BASE, OPKG_CONF_TMP_DIR_SUFFIX);
574 conf->tmp_dir = mkdtemp(tmp);
575 if (conf->tmp_dir == NULL) {
576 opkg_perror(ERROR, "Creating temp dir %s failed", tmp);
581 hash_table_init("file-hash", &conf->file_hash,
582 OPKG_CONF_DEFAULT_HASH_LEN);
583 hash_table_init("obs-file-hash", &conf->obs_file_hash,
584 OPKG_CONF_DEFAULT_HASH_LEN / 16);
586 if (conf->lists_dir == NULL)
587 conf->lists_dir = xstrdup(OPKG_CONF_LISTS_DIR);
589 if (conf->offline_root) {
590 sprintf_alloc(&tmp, "%s/%s", conf->offline_root,
592 free(conf->lists_dir);
593 conf->lists_dir = tmp;
596 /* if no architectures were defined, then default all, noarch, and host architecture */
597 if (nv_pair_list_empty(&conf->arch_list)) {
598 nv_pair_list_append(&conf->arch_list, "all", "1");
599 nv_pair_list_append(&conf->arch_list, "noarch", "1");
600 nv_pair_list_append(&conf->arch_list, HOST_CPU_STR, "10");
603 /* Even if there is no conf file, we'll need at least one dest. */
604 if (nv_pair_list_empty(&conf->tmp_dest_list)) {
605 nv_pair_list_append(&conf->tmp_dest_list,
606 OPKG_CONF_DEFAULT_DEST_NAME,
607 OPKG_CONF_DEFAULT_DEST_ROOT_DIR);
610 if (resolve_pkg_dest_list())
613 nv_pair_list_deinit(&conf->tmp_dest_list);
618 free(conf->lists_dir);
621 hash_table_deinit(&conf->file_hash);
622 hash_table_deinit(&conf->obs_file_hash);
624 if (rmdir(conf->tmp_dir) == -1)
625 opkg_perror(ERROR, "Couldn't remove dir %s", conf->tmp_dir);
627 if (lockf(lock_fd, F_ULOCK, (off_t) 0) == -1)
628 opkg_perror(ERROR, "Couldn't unlock %s", lock_file);
630 if (close(lock_fd) == -1)
631 opkg_perror(ERROR, "Couldn't close descriptor %d (%s)",
633 if (unlink(lock_file) == -1)
634 opkg_perror(ERROR, "Couldn't unlink %s", lock_file);
641 pkg_src_list_deinit(&conf->pkg_src_list);
642 pkg_src_list_deinit(&conf->dist_src_list);
643 pkg_dest_list_deinit(&conf->pkg_dest_list);
644 nv_pair_list_deinit(&conf->arch_list);
646 for (i = 0; options[i].name; i++) {
647 if (options[i].type == OPKG_OPT_TYPE_STRING) {
648 tmp_val = (char **)options[i].value;
656 nv_pair_list_deinit(&conf->tmp_dest_list);
658 free(conf->dest_str);
660 free(conf->conf_file);
665 void opkg_conf_deinit(void)
674 free(conf->lists_dir);
677 free(conf->dest_str);
680 free(conf->conf_file);
682 pkg_src_list_deinit(&conf->pkg_src_list);
683 pkg_src_list_deinit(&conf->dist_src_list);
684 pkg_dest_list_deinit(&conf->pkg_dest_list);
685 nv_pair_list_deinit(&conf->arch_list);
687 for (i = 0; options[i].name; i++) {
688 if (options[i].type == OPKG_OPT_TYPE_STRING) {
689 tmp = (char **)options[i].value;
697 if (conf->verbosity >= DEBUG) {
698 hash_print_stats(&conf->pkg_hash);
699 hash_print_stats(&conf->file_hash);
700 hash_print_stats(&conf->obs_file_hash);
704 hash_table_deinit(&conf->file_hash);
705 hash_table_deinit(&conf->obs_file_hash);
708 if (lockf(lock_fd, F_ULOCK, (off_t) 0) == -1)
709 opkg_perror(ERROR, "Couldn't unlock %s", lock_file);
711 if (close(lock_fd) == -1)
712 opkg_perror(ERROR, "Couldn't close descriptor %d (%s)",
718 if (unlink(lock_file) == -1)
719 opkg_perror(ERROR, "Couldn't unlink %s", lock_file);