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
},
76 static int resolve_pkg_dest_list(void)
78 nv_pair_list_elt_t
*iter
;
83 for (iter
= nv_pair_list_first(&conf
->tmp_dest_list
); iter
;
84 iter
= nv_pair_list_next(&conf
->tmp_dest_list
, iter
)) {
85 nv_pair
= (nv_pair_t
*) iter
->data
;
87 if (conf
->offline_root
) {
88 sprintf_alloc(&root_dir
, "%s%s", conf
->offline_root
,
91 root_dir
= xstrdup(nv_pair
->value
);
95 pkg_dest_list_append(&conf
->pkg_dest_list
, nv_pair
->name
,
96 root_dir
, conf
->lists_dir
);
99 if (conf
->default_dest
== NULL
)
100 conf
->default_dest
= dest
;
102 if (conf
->dest_str
&& !strcmp(dest
->name
, conf
->dest_str
)) {
103 conf
->default_dest
= dest
;
104 conf
->restrict_to_default_dest
= 1;
108 if (conf
->dest_str
&& !conf
->restrict_to_default_dest
) {
109 opkg_msg(ERROR
, "Unknown dest name: `%s'.\n", conf
->dest_str
);
116 static int opkg_conf_set_option(const char *name
, const char *value
)
120 while (options
[i
].name
) {
121 if (strcmp(options
[i
].name
, name
) == 0) {
122 switch (options
[i
].type
) {
123 case OPKG_OPT_TYPE_BOOL
:
124 if (*(int *)options
[i
].value
) {
126 "Duplicate boolean option %s, "
127 "leaving this option on.\n",
131 *((int *const)options
[i
].value
) = 1;
133 case OPKG_OPT_TYPE_INT
:
135 if (*(int *)options
[i
].value
) {
137 "Duplicate option %s, "
138 "using first seen value \"%d\".\n",
144 *((int *const)options
[i
].value
) =
149 "Option %s needs an argument\n",
153 case OPKG_OPT_TYPE_STRING
:
155 if (*(char **)options
[i
].value
) {
157 "Duplicate option %s, "
158 "using first seen value \"%s\".\n",
160 *((char **)options
[i
].
164 *((char **const)options
[i
].value
) =
169 "Option %s needs an argument\n",
178 opkg_msg(ERROR
, "Unrecognized option: %s=%s\n", name
, value
);
183 opkg_conf_parse_file(const char *filename
,
184 pkg_src_list_t
* pkg_src_list
,
185 pkg_src_list_t
* dist_src_list
)
190 regex_t valid_line_re
, comment_re
;
191 #define regmatch_size 14
192 regmatch_t regmatch
[regmatch_size
];
194 file
= fopen(filename
, "r");
196 opkg_perror(ERROR
, "Failed to open %s", filename
);
201 opkg_msg(INFO
, "Loading conf file %s.\n", filename
);
203 err
= xregcomp(&comment_re
,
204 "^[[:space:]]*(#.*|[[:space:]]*)$", REG_EXTENDED
);
208 err
= xregcomp(&valid_line_re
,
209 "^[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
210 "[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
211 "[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
212 "([[:space:]]+([^[:space:]]+))?([[:space:]]+(.*))?[[:space:]]*$",
219 char *type
, *name
, *value
, *extra
;
223 line
= file_read_line_alloc(file
);
227 if (regexec(&comment_re
, line
, 0, 0, 0) == 0)
230 if (regexec(&valid_line_re
, line
, regmatch_size
, regmatch
, 0) ==
232 opkg_msg(ERROR
, "%s:%d: Ignoring invalid line: `%s'\n",
233 filename
, line_num
, line
);
237 /* This has to be so ugly to deal with optional quotation marks */
238 if (regmatch
[2].rm_so
> 0) {
239 type
= xstrndup(line
+ regmatch
[2].rm_so
,
240 regmatch
[2].rm_eo
- regmatch
[2].rm_so
);
242 type
= xstrndup(line
+ regmatch
[3].rm_so
,
243 regmatch
[3].rm_eo
- regmatch
[3].rm_so
);
246 if (regmatch
[5].rm_so
> 0) {
247 name
= xstrndup(line
+ regmatch
[5].rm_so
,
248 regmatch
[5].rm_eo
- regmatch
[5].rm_so
);
250 name
= xstrndup(line
+ regmatch
[6].rm_so
,
251 regmatch
[6].rm_eo
- regmatch
[6].rm_so
);
254 if (regmatch
[8].rm_so
> 0) {
255 value
= xstrndup(line
+ regmatch
[8].rm_so
,
256 regmatch
[8].rm_eo
- regmatch
[8].rm_so
);
258 value
= xstrndup(line
+ regmatch
[9].rm_so
,
259 regmatch
[9].rm_eo
- regmatch
[9].rm_so
);
263 if (regmatch
[11].rm_so
> 0) {
264 if (regmatch
[13].rm_so
> 0
265 && regmatch
[13].rm_so
!= regmatch
[13].rm_eo
)
267 xstrndup(line
+ regmatch
[11].rm_so
,
271 extra
= xstrndup(line
+ regmatch
[11].rm_so
,
276 if (regmatch
[13].rm_so
!= regmatch
[13].rm_eo
277 && strncmp(type
, "dist", 4) != 0) {
279 "%s:%d: Ignoring config line with trailing garbage: `%s'\n",
280 filename
, line_num
, line
);
283 /* We use the conf->tmp_dest_list below instead of
284 conf->pkg_dest_list because we might encounter an
285 offline_root option later and that would invalidate the
286 directories we would have computed in
287 pkg_dest_list_init. (We do a similar thing with
288 tmp_src_nv_pair_list for sake of symmetry.) */
289 if (strcmp(type
, "option") == 0) {
290 opkg_conf_set_option(name
, value
);
291 } else if (strcmp(type
, "dist") == 0) {
292 if (!nv_pair_list_find
293 ((nv_pair_list_t
*) dist_src_list
, name
)) {
294 pkg_src_list_append(dist_src_list
, name
,
298 "Duplicate dist declaration (%s %s). "
299 "Skipping.\n", name
, value
);
301 } else if (strcmp(type
, "dist/gz") == 0) {
302 if (!nv_pair_list_find
303 ((nv_pair_list_t
*) dist_src_list
, name
)) {
304 pkg_src_list_append(dist_src_list
, name
,
308 "Duplicate dist declaration (%s %s). "
309 "Skipping.\n", name
, value
);
311 } else if (strcmp(type
, "src") == 0) {
312 if (!nv_pair_list_find
313 ((nv_pair_list_t
*) pkg_src_list
, name
)) {
314 pkg_src_list_append(pkg_src_list
, name
,
318 "Duplicate src declaration (%s %s). "
319 "Skipping.\n", name
, value
);
321 } else if (strcmp(type
, "src/gz") == 0) {
322 if (!nv_pair_list_find
323 ((nv_pair_list_t
*) pkg_src_list
, name
)) {
324 pkg_src_list_append(pkg_src_list
, name
,
328 "Duplicate src declaration (%s %s). "
329 "Skipping.\n", name
, value
);
331 } else if (strcmp(type
, "dest") == 0) {
332 nv_pair_list_append(&conf
->tmp_dest_list
, name
,
334 } else if (strcmp(type
, "lists_dir") == 0) {
335 conf
->lists_dir
= xstrdup(value
);
336 } else if (strcmp(type
, "arch") == 0) {
338 "Supported arch %s priority (%s)\n",
342 "No priority given for architecture %s,"
343 "defaulting to 10\n", name
);
344 value
= xstrdup("10");
346 nv_pair_list_append(&conf
->arch_list
, name
,
350 "%s:%d: Ignoring invalid line: `%s'\n",
351 filename
, line_num
, line
);
366 regfree(&valid_line_re
);
368 regfree(&comment_re
);
370 if (fclose(file
) == EOF
) {
371 opkg_perror(ERROR
, "Couldn't close %s", filename
);
378 int opkg_conf_write_status_files(void)
380 pkg_dest_list_elt_t
*iter
;
389 list_for_each_entry(iter
, &conf
->pkg_dest_list
.head
, node
) {
390 dest
= (pkg_dest_t
*) iter
->data
;
392 dest
->status_fp
= fopen(dest
->status_file_name
, "w");
393 if (dest
->status_fp
== NULL
&& errno
!= EROFS
) {
394 opkg_perror(ERROR
, "Can't open status file %s",
395 dest
->status_file_name
);
400 all
= pkg_vec_alloc();
401 pkg_hash_fetch_available(all
);
403 for (i
= 0; i
< all
->len
; i
++) {
405 /* We don't need most uninstalled packages in the status file */
406 if (pkg
->state_status
== SS_NOT_INSTALLED
407 && (pkg
->state_want
== SW_UNKNOWN
408 || (pkg
->state_want
== SW_DEINSTALL
409 && pkg
->state_flag
!= SF_HOLD
)
410 || pkg
->state_want
== SW_PURGE
)) {
413 if (pkg
->dest
== NULL
) {
415 "Internal error: package %s has a NULL dest\n",
419 if (pkg
->dest
->status_fp
)
420 pkg_print_status(pkg
, pkg
->dest
->status_fp
);
425 list_for_each_entry(iter
, &conf
->pkg_dest_list
.head
, node
) {
426 dest
= (pkg_dest_t
*) iter
->data
;
427 if (dest
->status_fp
&& fclose(dest
->status_fp
) == EOF
) {
428 opkg_perror(ERROR
, "Couldn't close %s",
429 dest
->status_file_name
);
437 char *root_filename_alloc(char *filename
)
440 sprintf_alloc(&root_filename
, "%s%s",
441 (conf
->offline_root
? conf
->offline_root
: ""), filename
);
442 return root_filename
;
445 static int glob_errfunc(const char *epath
, int eerrno
)
447 if (eerrno
== ENOENT
)
448 /* If leading dir does not exist, we get GLOB_NOMATCH. */
451 opkg_msg(ERROR
, "glob failed for %s: %s\n", epath
, strerror(eerrno
));
455 int opkg_conf_init(void)
457 pkg_src_list_init(&conf
->pkg_src_list
);
458 pkg_src_list_init(&conf
->dist_src_list
);
459 pkg_dest_list_init(&conf
->pkg_dest_list
);
460 pkg_dest_list_init(&conf
->tmp_dest_list
);
461 nv_pair_list_init(&conf
->arch_list
);
466 int opkg_conf_load(void)
469 char *tmp
, *tmp_dir_base
, **tmp_val
;
471 char *etc_opkg_conf_pattern
;
473 conf
->restrict_to_default_dest
= 0;
474 conf
->default_dest
= NULL
;
476 if (!conf
->offline_root
)
477 conf
->offline_root
= xstrdup(getenv("OFFLINE_ROOT"));
479 if (conf
->conf_file
) {
481 if (stat(conf
->conf_file
, &st
) == -1) {
482 opkg_perror(ERROR
, "Couldn't stat %s", conf
->conf_file
);
485 if (opkg_conf_parse_file(conf
->conf_file
,
487 &conf
->dist_src_list
))
491 if (conf
->offline_root
)
492 sprintf_alloc(&etc_opkg_conf_pattern
, "%s/etc/opkg/*.conf",
495 const char *conf_file_dir
= getenv("OPKG_CONF_DIR");
496 if (conf_file_dir
== NULL
)
497 conf_file_dir
= OPKG_CONF_DEFAULT_CONF_FILE_DIR
;
498 sprintf_alloc(&etc_opkg_conf_pattern
, "%s/*.conf",
502 memset(&globbuf
, 0, sizeof(globbuf
));
503 glob_ret
= glob(etc_opkg_conf_pattern
, 0, glob_errfunc
, &globbuf
);
504 if (glob_ret
&& glob_ret
!= GLOB_NOMATCH
) {
505 free(etc_opkg_conf_pattern
);
510 free(etc_opkg_conf_pattern
);
512 for (i
= 0; i
< globbuf
.gl_pathc
; i
++) {
513 if (globbuf
.gl_pathv
[i
])
514 if (conf
->conf_file
&&
515 !strcmp(conf
->conf_file
, globbuf
.gl_pathv
[i
]))
517 if (opkg_conf_parse_file(globbuf
.gl_pathv
[i
],
519 &conf
->dist_src_list
) < 0) {
527 if (conf
->offline_root
)
528 sprintf_alloc(&lock_file
, "%s/%s", conf
->offline_root
,
531 sprintf_alloc(&lock_file
, "%s", OPKGLOCKFILE
);
533 lock_fd
= creat(lock_file
, S_IRUSR
| S_IWUSR
| S_IRGRP
);
535 opkg_perror(ERROR
, "Could not create lock file %s", lock_file
);
539 if (lockf(lock_fd
, F_TLOCK
, (off_t
) 0) == -1) {
540 opkg_perror(ERROR
, "Could not lock %s", lock_file
);
541 if (close(lock_fd
) == -1)
542 opkg_perror(ERROR
, "Couldn't close descriptor %d (%s)",
549 tmp_dir_base
= conf
->tmp_dir
;
551 tmp_dir_base
= getenv("TMPDIR");
553 sprintf_alloc(&tmp
, "%s/%s",
554 tmp_dir_base
? tmp_dir_base
:
555 OPKG_CONF_DEFAULT_TMP_DIR_BASE
, OPKG_CONF_TMP_DIR_SUFFIX
);
558 conf
->tmp_dir
= mkdtemp(tmp
);
559 if (conf
->tmp_dir
== NULL
) {
560 opkg_perror(ERROR
, "Creating temp dir %s failed", tmp
);
565 hash_table_init("file-hash", &conf
->file_hash
,
566 OPKG_CONF_DEFAULT_HASH_LEN
);
567 hash_table_init("obs-file-hash", &conf
->obs_file_hash
,
568 OPKG_CONF_DEFAULT_HASH_LEN
/ 16);
570 if (conf
->lists_dir
== NULL
)
571 conf
->lists_dir
= xstrdup(OPKG_CONF_LISTS_DIR
);
573 if (conf
->offline_root
) {
574 sprintf_alloc(&tmp
, "%s/%s", conf
->offline_root
,
576 free(conf
->lists_dir
);
577 conf
->lists_dir
= tmp
;
580 /* if no architectures were defined, then default all, noarch, and host architecture */
581 if (nv_pair_list_empty(&conf
->arch_list
)) {
582 nv_pair_list_append(&conf
->arch_list
, "all", "1");
583 nv_pair_list_append(&conf
->arch_list
, "noarch", "1");
584 nv_pair_list_append(&conf
->arch_list
, HOST_CPU_STR
, "10");
587 /* Even if there is no conf file, we'll need at least one dest. */
588 if (nv_pair_list_empty(&conf
->tmp_dest_list
)) {
589 nv_pair_list_append(&conf
->tmp_dest_list
,
590 OPKG_CONF_DEFAULT_DEST_NAME
,
591 OPKG_CONF_DEFAULT_DEST_ROOT_DIR
);
594 if (resolve_pkg_dest_list())
597 nv_pair_list_deinit(&conf
->tmp_dest_list
);
602 free(conf
->lists_dir
);
605 hash_table_deinit(&conf
->file_hash
);
606 hash_table_deinit(&conf
->obs_file_hash
);
608 if (rmdir(conf
->tmp_dir
) == -1)
609 opkg_perror(ERROR
, "Couldn't remove dir %s", conf
->tmp_dir
);
611 if (lockf(lock_fd
, F_ULOCK
, (off_t
) 0) == -1)
612 opkg_perror(ERROR
, "Couldn't unlock %s", lock_file
);
614 if (close(lock_fd
) == -1)
615 opkg_perror(ERROR
, "Couldn't close descriptor %d (%s)",
617 if (unlink(lock_file
) == -1)
618 opkg_perror(ERROR
, "Couldn't unlink %s", lock_file
);
625 pkg_src_list_deinit(&conf
->pkg_src_list
);
626 pkg_src_list_deinit(&conf
->dist_src_list
);
627 pkg_dest_list_deinit(&conf
->pkg_dest_list
);
628 nv_pair_list_deinit(&conf
->arch_list
);
630 for (i
= 0; options
[i
].name
; i
++) {
631 if (options
[i
].type
== OPKG_OPT_TYPE_STRING
) {
632 tmp_val
= (char **)options
[i
].value
;
640 nv_pair_list_deinit(&conf
->tmp_dest_list
);
642 free(conf
->dest_str
);
644 free(conf
->conf_file
);
649 void opkg_conf_deinit(void)
658 free(conf
->lists_dir
);
661 free(conf
->dest_str
);
664 free(conf
->conf_file
);
666 pkg_src_list_deinit(&conf
->pkg_src_list
);
667 pkg_src_list_deinit(&conf
->dist_src_list
);
668 pkg_dest_list_deinit(&conf
->pkg_dest_list
);
669 nv_pair_list_deinit(&conf
->arch_list
);
671 for (i
= 0; options
[i
].name
; i
++) {
672 if (options
[i
].type
== OPKG_OPT_TYPE_STRING
) {
673 tmp
= (char **)options
[i
].value
;
681 if (conf
->verbosity
>= DEBUG
) {
682 hash_print_stats(&conf
->pkg_hash
);
683 hash_print_stats(&conf
->file_hash
);
684 hash_print_stats(&conf
->obs_file_hash
);
688 hash_table_deinit(&conf
->file_hash
);
689 hash_table_deinit(&conf
->obs_file_hash
);
692 if (lockf(lock_fd
, F_ULOCK
, (off_t
) 0) == -1)
693 opkg_perror(ERROR
, "Couldn't unlock %s", lock_file
);
695 if (close(lock_fd
) == -1)
696 opkg_perror(ERROR
, "Couldn't close descriptor %d (%s)",
702 if (unlink(lock_file
) == -1)
703 opkg_perror(ERROR
, "Couldn't unlink %s", lock_file
);