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 {"no_check_certificate", OPKG_OPT_TYPE_BOOL
, &_conf
.no_check_certificate
},
58 {"ftp_proxy", OPKG_OPT_TYPE_STRING
, &_conf
.ftp_proxy
},
59 {"http_proxy", OPKG_OPT_TYPE_STRING
, &_conf
.http_proxy
},
60 {"no_proxy", OPKG_OPT_TYPE_STRING
, &_conf
.no_proxy
},
61 {"test", OPKG_OPT_TYPE_BOOL
, &_conf
.noaction
},
62 {"noaction", OPKG_OPT_TYPE_BOOL
, &_conf
.noaction
},
63 {"download_only", OPKG_OPT_TYPE_BOOL
, &_conf
.download_only
},
64 {"nodeps", OPKG_OPT_TYPE_BOOL
, &_conf
.nodeps
},
65 {"nocase", OPKG_OPT_TYPE_BOOL
, &_conf
.nocase
},
66 {"offline_root", OPKG_OPT_TYPE_STRING
, &_conf
.offline_root
},
67 {"overlay_root", OPKG_OPT_TYPE_STRING
, &_conf
.overlay_root
},
68 {"proxy_passwd", OPKG_OPT_TYPE_STRING
, &_conf
.proxy_passwd
},
69 {"proxy_user", OPKG_OPT_TYPE_STRING
, &_conf
.proxy_user
},
70 {"query-all", OPKG_OPT_TYPE_BOOL
, &_conf
.query_all
},
71 {"size", OPKG_OPT_TYPE_BOOL
, &_conf
.size
},
72 {"tmp_dir", OPKG_OPT_TYPE_STRING
, &_conf
.tmp_dir
},
73 {"verbosity", OPKG_OPT_TYPE_INT
, &_conf
.verbosity
},
77 static int resolve_pkg_dest_list(void)
79 nv_pair_list_elt_t
*iter
;
84 for (iter
= nv_pair_list_first(&conf
->tmp_dest_list
); iter
;
85 iter
= nv_pair_list_next(&conf
->tmp_dest_list
, iter
)) {
86 nv_pair
= (nv_pair_t
*) iter
->data
;
88 if (conf
->offline_root
) {
89 sprintf_alloc(&root_dir
, "%s%s", conf
->offline_root
,
92 root_dir
= xstrdup(nv_pair
->value
);
96 pkg_dest_list_append(&conf
->pkg_dest_list
, nv_pair
->name
,
97 root_dir
, conf
->lists_dir
);
100 if (conf
->default_dest
== NULL
)
101 conf
->default_dest
= dest
;
103 if (conf
->dest_str
&& !strcmp(dest
->name
, conf
->dest_str
)) {
104 conf
->default_dest
= dest
;
105 conf
->restrict_to_default_dest
= 1;
109 if (conf
->dest_str
&& !conf
->restrict_to_default_dest
) {
110 opkg_msg(ERROR
, "Unknown dest name: `%s'.\n", conf
->dest_str
);
117 static int opkg_conf_set_option(const char *name
, const char *value
)
121 while (options
[i
].name
) {
122 if (strcmp(options
[i
].name
, name
) == 0) {
123 switch (options
[i
].type
) {
124 case OPKG_OPT_TYPE_BOOL
:
125 if (*(int *)options
[i
].value
) {
127 "Duplicate boolean option %s, "
128 "leaving this option on.\n",
132 *((int *const)options
[i
].value
) = 1;
134 case OPKG_OPT_TYPE_INT
:
136 if (*(int *)options
[i
].value
) {
138 "Duplicate option %s, "
139 "using first seen value \"%d\".\n",
145 *((int *const)options
[i
].value
) =
150 "Option %s needs an argument\n",
154 case OPKG_OPT_TYPE_STRING
:
156 if (*(char **)options
[i
].value
) {
158 "Duplicate option %s, "
159 "using first seen value \"%s\".\n",
161 *((char **)options
[i
].
165 *((char **const)options
[i
].value
) =
170 "Option %s needs an argument\n",
179 opkg_msg(ERROR
, "Unrecognized option: %s=%s\n", name
, value
);
184 opkg_conf_parse_file(const char *filename
,
185 pkg_src_list_t
* pkg_src_list
,
186 pkg_src_list_t
* dist_src_list
)
191 regex_t valid_line_re
, comment_re
;
192 #define regmatch_size 14
193 regmatch_t regmatch
[regmatch_size
];
195 file
= fopen(filename
, "r");
197 opkg_perror(ERROR
, "Failed to open %s", filename
);
202 opkg_msg(INFO
, "Loading conf file %s.\n", filename
);
204 err
= xregcomp(&comment_re
,
205 "^[[:space:]]*(#.*|[[:space:]]*)$", REG_EXTENDED
);
209 err
= xregcomp(&valid_line_re
,
210 "^[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
211 "[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
212 "[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
213 "([[:space:]]+([^[:space:]]+))?([[:space:]]+(.*))?[[:space:]]*$",
220 char *type
, *name
, *value
, *extra
;
224 line
= file_read_line_alloc(file
);
228 if (regexec(&comment_re
, line
, 0, 0, 0) == 0)
231 if (regexec(&valid_line_re
, line
, regmatch_size
, regmatch
, 0) ==
233 opkg_msg(ERROR
, "%s:%d: Ignoring invalid line: `%s'\n",
234 filename
, line_num
, line
);
238 /* This has to be so ugly to deal with optional quotation marks */
239 if (regmatch
[2].rm_so
> 0) {
240 type
= xstrndup(line
+ regmatch
[2].rm_so
,
241 regmatch
[2].rm_eo
- regmatch
[2].rm_so
);
243 type
= xstrndup(line
+ regmatch
[3].rm_so
,
244 regmatch
[3].rm_eo
- regmatch
[3].rm_so
);
247 if (regmatch
[5].rm_so
> 0) {
248 name
= xstrndup(line
+ regmatch
[5].rm_so
,
249 regmatch
[5].rm_eo
- regmatch
[5].rm_so
);
251 name
= xstrndup(line
+ regmatch
[6].rm_so
,
252 regmatch
[6].rm_eo
- regmatch
[6].rm_so
);
255 if (regmatch
[8].rm_so
> 0) {
256 value
= xstrndup(line
+ regmatch
[8].rm_so
,
257 regmatch
[8].rm_eo
- regmatch
[8].rm_so
);
259 value
= xstrndup(line
+ regmatch
[9].rm_so
,
260 regmatch
[9].rm_eo
- regmatch
[9].rm_so
);
264 if (regmatch
[11].rm_so
> 0) {
265 if (regmatch
[13].rm_so
> 0
266 && regmatch
[13].rm_so
!= regmatch
[13].rm_eo
)
268 xstrndup(line
+ regmatch
[11].rm_so
,
272 extra
= xstrndup(line
+ regmatch
[11].rm_so
,
277 if (regmatch
[13].rm_so
!= regmatch
[13].rm_eo
278 && strncmp(type
, "dist", 4) != 0) {
280 "%s:%d: Ignoring config line with trailing garbage: `%s'\n",
281 filename
, line_num
, line
);
284 /* We use the conf->tmp_dest_list below instead of
285 conf->pkg_dest_list because we might encounter an
286 offline_root option later and that would invalidate the
287 directories we would have computed in
288 pkg_dest_list_init. (We do a similar thing with
289 tmp_src_nv_pair_list for sake of symmetry.) */
290 if (strcmp(type
, "option") == 0) {
291 opkg_conf_set_option(name
, value
);
292 } else if (strcmp(type
, "dist") == 0) {
293 if (!nv_pair_list_find
294 ((nv_pair_list_t
*) dist_src_list
, name
)) {
295 pkg_src_list_append(dist_src_list
, name
,
299 "Duplicate dist declaration (%s %s). "
300 "Skipping.\n", name
, value
);
302 } else if (strcmp(type
, "dist/gz") == 0) {
303 if (!nv_pair_list_find
304 ((nv_pair_list_t
*) dist_src_list
, name
)) {
305 pkg_src_list_append(dist_src_list
, name
,
309 "Duplicate dist declaration (%s %s). "
310 "Skipping.\n", name
, value
);
312 } else if (strcmp(type
, "src") == 0) {
313 if (!nv_pair_list_find
314 ((nv_pair_list_t
*) pkg_src_list
, name
)) {
315 pkg_src_list_append(pkg_src_list
, name
,
319 "Duplicate src declaration (%s %s). "
320 "Skipping.\n", name
, value
);
322 } else if (strcmp(type
, "src/gz") == 0) {
323 if (!nv_pair_list_find
324 ((nv_pair_list_t
*) pkg_src_list
, name
)) {
325 pkg_src_list_append(pkg_src_list
, name
,
329 "Duplicate src declaration (%s %s). "
330 "Skipping.\n", name
, value
);
332 } else if (strcmp(type
, "dest") == 0) {
333 nv_pair_list_append(&conf
->tmp_dest_list
, name
,
335 } else if (strcmp(type
, "lists_dir") == 0) {
336 conf
->lists_dir
= xstrdup(value
);
337 } else if (strcmp(type
, "arch") == 0) {
339 "Supported arch %s priority (%s)\n",
343 "No priority given for architecture %s,"
344 "defaulting to 10\n", name
);
345 value
= xstrdup("10");
347 nv_pair_list_append(&conf
->arch_list
, name
,
351 "%s:%d: Ignoring invalid line: `%s'\n",
352 filename
, line_num
, line
);
367 regfree(&valid_line_re
);
369 regfree(&comment_re
);
371 if (fclose(file
) == EOF
) {
372 opkg_perror(ERROR
, "Couldn't close %s", filename
);
379 int opkg_conf_write_status_files(void)
381 pkg_dest_list_elt_t
*iter
;
390 list_for_each_entry(iter
, &conf
->pkg_dest_list
.head
, node
) {
391 dest
= (pkg_dest_t
*) iter
->data
;
393 dest
->status_fp
= fopen(dest
->status_file_name
, "w");
394 if (dest
->status_fp
== NULL
&& errno
!= EROFS
) {
395 opkg_perror(ERROR
, "Can't open status file %s",
396 dest
->status_file_name
);
401 all
= pkg_vec_alloc();
402 pkg_hash_fetch_available(all
);
404 for (i
= 0; i
< all
->len
; i
++) {
406 /* We don't need most uninstalled packages in the status file */
407 if (pkg
->state_status
== SS_NOT_INSTALLED
408 && (pkg
->state_want
== SW_UNKNOWN
409 || (pkg
->state_want
== SW_DEINSTALL
410 && pkg
->state_flag
!= SF_HOLD
)
411 || pkg
->state_want
== SW_PURGE
)) {
414 if (pkg
->dest
== NULL
) {
416 "Internal error: package %s has a NULL dest\n",
420 if (pkg
->dest
->status_fp
)
421 pkg_print_status(pkg
, pkg
->dest
->status_fp
);
426 list_for_each_entry(iter
, &conf
->pkg_dest_list
.head
, node
) {
427 dest
= (pkg_dest_t
*) iter
->data
;
428 if (dest
->status_fp
&& fclose(dest
->status_fp
) == EOF
) {
429 opkg_perror(ERROR
, "Couldn't close %s",
430 dest
->status_file_name
);
438 char *root_filename_alloc(char *filename
)
441 sprintf_alloc(&root_filename
, "%s%s",
442 (conf
->offline_root
? conf
->offline_root
: ""), filename
);
443 return root_filename
;
446 static int glob_errfunc(const char *epath
, int eerrno
)
448 if (eerrno
== ENOENT
)
449 /* If leading dir does not exist, we get GLOB_NOMATCH. */
452 opkg_msg(ERROR
, "glob failed for %s: %s\n", epath
, strerror(eerrno
));
456 int opkg_conf_init(void)
458 pkg_src_list_init(&conf
->pkg_src_list
);
459 pkg_src_list_init(&conf
->dist_src_list
);
460 pkg_dest_list_init(&conf
->pkg_dest_list
);
461 pkg_dest_list_init(&conf
->tmp_dest_list
);
462 nv_pair_list_init(&conf
->arch_list
);
467 int opkg_conf_load(void)
470 char *tmp
, *tmp_dir_base
, **tmp_val
;
472 char *etc_opkg_conf_pattern
;
474 conf
->restrict_to_default_dest
= 0;
475 conf
->default_dest
= NULL
;
477 if (!conf
->offline_root
)
478 conf
->offline_root
= xstrdup(getenv("OFFLINE_ROOT"));
480 if (conf
->conf_file
) {
482 if (stat(conf
->conf_file
, &st
) == -1) {
483 opkg_perror(ERROR
, "Couldn't stat %s", conf
->conf_file
);
486 if (opkg_conf_parse_file(conf
->conf_file
,
488 &conf
->dist_src_list
))
492 if (conf
->offline_root
)
493 sprintf_alloc(&etc_opkg_conf_pattern
, "%s/etc/opkg/*.conf",
496 const char *conf_file_dir
= getenv("OPKG_CONF_DIR");
497 if (conf_file_dir
== NULL
)
498 conf_file_dir
= OPKG_CONF_DEFAULT_CONF_FILE_DIR
;
499 sprintf_alloc(&etc_opkg_conf_pattern
, "%s/*.conf",
503 memset(&globbuf
, 0, sizeof(globbuf
));
504 glob_ret
= glob(etc_opkg_conf_pattern
, 0, glob_errfunc
, &globbuf
);
505 if (glob_ret
&& glob_ret
!= GLOB_NOMATCH
) {
506 free(etc_opkg_conf_pattern
);
511 free(etc_opkg_conf_pattern
);
513 for (i
= 0; i
< globbuf
.gl_pathc
; i
++) {
514 if (globbuf
.gl_pathv
[i
])
515 if (conf
->conf_file
&&
516 !strcmp(conf
->conf_file
, globbuf
.gl_pathv
[i
]))
518 if (opkg_conf_parse_file(globbuf
.gl_pathv
[i
],
520 &conf
->dist_src_list
) < 0) {
528 if (conf
->offline_root
)
529 sprintf_alloc(&lock_file
, "%s/%s", conf
->offline_root
,
532 sprintf_alloc(&lock_file
, "%s", OPKGLOCKFILE
);
534 lock_fd
= creat(lock_file
, S_IRUSR
| S_IWUSR
| S_IRGRP
);
536 opkg_perror(ERROR
, "Could not create lock file %s", lock_file
);
540 if (lockf(lock_fd
, F_TLOCK
, (off_t
) 0) == -1) {
541 opkg_perror(ERROR
, "Could not lock %s", lock_file
);
542 if (close(lock_fd
) == -1)
543 opkg_perror(ERROR
, "Couldn't close descriptor %d (%s)",
550 tmp_dir_base
= conf
->tmp_dir
;
552 tmp_dir_base
= getenv("TMPDIR");
554 sprintf_alloc(&tmp
, "%s/%s",
555 tmp_dir_base
? tmp_dir_base
:
556 OPKG_CONF_DEFAULT_TMP_DIR_BASE
, OPKG_CONF_TMP_DIR_SUFFIX
);
559 conf
->tmp_dir
= mkdtemp(tmp
);
560 if (conf
->tmp_dir
== NULL
) {
561 opkg_perror(ERROR
, "Creating temp dir %s failed", tmp
);
566 hash_table_init("file-hash", &conf
->file_hash
,
567 OPKG_CONF_DEFAULT_HASH_LEN
);
568 hash_table_init("obs-file-hash", &conf
->obs_file_hash
,
569 OPKG_CONF_DEFAULT_HASH_LEN
/ 16);
571 if (conf
->lists_dir
== NULL
)
572 conf
->lists_dir
= xstrdup(OPKG_CONF_LISTS_DIR
);
574 if (conf
->offline_root
) {
575 sprintf_alloc(&tmp
, "%s/%s", conf
->offline_root
,
577 free(conf
->lists_dir
);
578 conf
->lists_dir
= tmp
;
581 /* if no architectures were defined, then default all, noarch, and host architecture */
582 if (nv_pair_list_empty(&conf
->arch_list
)) {
583 nv_pair_list_append(&conf
->arch_list
, "all", "1");
584 nv_pair_list_append(&conf
->arch_list
, "noarch", "1");
585 nv_pair_list_append(&conf
->arch_list
, HOST_CPU_STR
, "10");
588 /* Even if there is no conf file, we'll need at least one dest. */
589 if (nv_pair_list_empty(&conf
->tmp_dest_list
)) {
590 nv_pair_list_append(&conf
->tmp_dest_list
,
591 OPKG_CONF_DEFAULT_DEST_NAME
,
592 OPKG_CONF_DEFAULT_DEST_ROOT_DIR
);
595 if (resolve_pkg_dest_list())
598 nv_pair_list_deinit(&conf
->tmp_dest_list
);
603 free(conf
->lists_dir
);
606 hash_table_deinit(&conf
->file_hash
);
607 hash_table_deinit(&conf
->obs_file_hash
);
609 if (rmdir(conf
->tmp_dir
) == -1)
610 opkg_perror(ERROR
, "Couldn't remove dir %s", conf
->tmp_dir
);
612 if (lockf(lock_fd
, F_ULOCK
, (off_t
) 0) == -1)
613 opkg_perror(ERROR
, "Couldn't unlock %s", lock_file
);
615 if (close(lock_fd
) == -1)
616 opkg_perror(ERROR
, "Couldn't close descriptor %d (%s)",
618 if (unlink(lock_file
) == -1)
619 opkg_perror(ERROR
, "Couldn't unlink %s", lock_file
);
626 pkg_src_list_deinit(&conf
->pkg_src_list
);
627 pkg_src_list_deinit(&conf
->dist_src_list
);
628 pkg_dest_list_deinit(&conf
->pkg_dest_list
);
629 nv_pair_list_deinit(&conf
->arch_list
);
631 for (i
= 0; options
[i
].name
; i
++) {
632 if (options
[i
].type
== OPKG_OPT_TYPE_STRING
) {
633 tmp_val
= (char **)options
[i
].value
;
641 nv_pair_list_deinit(&conf
->tmp_dest_list
);
643 free(conf
->dest_str
);
645 free(conf
->conf_file
);
650 void opkg_conf_deinit(void)
659 free(conf
->lists_dir
);
662 free(conf
->dest_str
);
665 free(conf
->conf_file
);
667 pkg_src_list_deinit(&conf
->pkg_src_list
);
668 pkg_src_list_deinit(&conf
->dist_src_list
);
669 pkg_dest_list_deinit(&conf
->pkg_dest_list
);
670 nv_pair_list_deinit(&conf
->arch_list
);
672 for (i
= 0; options
[i
].name
; i
++) {
673 if (options
[i
].type
== OPKG_OPT_TYPE_STRING
) {
674 tmp
= (char **)options
[i
].value
;
682 if (conf
->verbosity
>= DEBUG
) {
683 hash_print_stats(&conf
->pkg_hash
);
684 hash_print_stats(&conf
->file_hash
);
685 hash_print_stats(&conf
->obs_file_hash
);
689 hash_table_deinit(&conf
->file_hash
);
690 hash_table_deinit(&conf
->obs_file_hash
);
693 if (lockf(lock_fd
, F_ULOCK
, (off_t
) 0) == -1)
694 opkg_perror(ERROR
, "Couldn't unlock %s", lock_file
);
696 if (close(lock_fd
) == -1)
697 opkg_perror(ERROR
, "Couldn't close descriptor %d (%s)",
703 if (unlink(lock_file
) == -1)
704 opkg_perror(ERROR
, "Couldn't unlink %s", lock_file
);