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 {"http_timeout", OPKG_OPT_TYPE_STRING
, &_conf
.http_timeout
},
61 {"https_proxy", OPKG_OPT_TYPE_STRING
, &_conf
.https_proxy
},
62 {"no_proxy", OPKG_OPT_TYPE_STRING
, &_conf
.no_proxy
},
63 {"test", OPKG_OPT_TYPE_BOOL
, &_conf
.noaction
},
64 {"noaction", OPKG_OPT_TYPE_BOOL
, &_conf
.noaction
},
65 {"download_only", OPKG_OPT_TYPE_BOOL
, &_conf
.download_only
},
66 {"nodeps", OPKG_OPT_TYPE_BOOL
, &_conf
.nodeps
},
67 {"nocase", OPKG_OPT_TYPE_BOOL
, &_conf
.nocase
},
68 {"offline_root", OPKG_OPT_TYPE_STRING
, &_conf
.offline_root
},
69 {"overlay_root", OPKG_OPT_TYPE_STRING
, &_conf
.overlay_root
},
70 {"proxy_passwd", OPKG_OPT_TYPE_STRING
, &_conf
.proxy_passwd
},
71 {"proxy_user", OPKG_OPT_TYPE_STRING
, &_conf
.proxy_user
},
72 {"query-all", OPKG_OPT_TYPE_BOOL
, &_conf
.query_all
},
73 {"size", OPKG_OPT_TYPE_BOOL
, &_conf
.size
},
74 {"strip_abi", OPKG_OPT_TYPE_BOOL
, &_conf
.strip_abi
},
75 {"tmp_dir", OPKG_OPT_TYPE_STRING
, &_conf
.tmp_dir
},
76 {"verbosity", OPKG_OPT_TYPE_INT
, &_conf
.verbosity
},
77 {"verify_program", OPKG_OPT_TYPE_STRING
, &_conf
.verify_program
},
81 static int resolve_pkg_dest_list(void)
83 nv_pair_list_elt_t
*iter
;
88 for (iter
= nv_pair_list_first(&conf
->tmp_dest_list
); iter
;
89 iter
= nv_pair_list_next(&conf
->tmp_dest_list
, iter
)) {
90 nv_pair
= (nv_pair_t
*) iter
->data
;
92 if (conf
->offline_root
) {
93 sprintf_alloc(&root_dir
, "%s%s", conf
->offline_root
,
96 root_dir
= xstrdup(nv_pair
->value
);
100 pkg_dest_list_append(&conf
->pkg_dest_list
, nv_pair
->name
,
101 root_dir
, conf
->lists_dir
);
104 if (conf
->default_dest
== NULL
)
105 conf
->default_dest
= dest
;
107 if (conf
->dest_str
&& !strcmp(dest
->name
, conf
->dest_str
)) {
108 conf
->default_dest
= dest
;
109 conf
->restrict_to_default_dest
= 1;
113 if (conf
->dest_str
&& !conf
->restrict_to_default_dest
) {
114 opkg_msg(ERROR
, "Unknown dest name: `%s'.\n", conf
->dest_str
);
121 static int opkg_conf_set_option(const char *name
, const char *value
)
125 while (options
[i
].name
) {
126 if (strcmp(options
[i
].name
, name
) == 0) {
127 switch (options
[i
].type
) {
128 case OPKG_OPT_TYPE_BOOL
:
129 if (*(int *)options
[i
].value
) {
131 "Duplicate boolean option %s, "
132 "leaving this option on.\n",
136 *((int *const)options
[i
].value
) = 1;
138 case OPKG_OPT_TYPE_INT
:
140 if (*(int *)options
[i
].value
) {
142 "Duplicate option %s, "
143 "using first seen value \"%d\".\n",
149 *((int *const)options
[i
].value
) =
154 "Option %s needs an argument\n",
158 case OPKG_OPT_TYPE_STRING
:
160 if (*(char **)options
[i
].value
) {
162 "Duplicate option %s, "
163 "using first seen value \"%s\".\n",
165 *((char **)options
[i
].
169 *((char **const)options
[i
].value
) =
174 "Option %s needs an argument\n",
183 opkg_msg(ERROR
, "Unrecognized option: %s=%s\n", name
, value
);
188 opkg_conf_parse_file(const char *filename
,
189 pkg_src_list_t
* pkg_src_list
)
194 regex_t valid_line_re
, comment_re
;
195 #define regmatch_size 14
196 regmatch_t regmatch
[regmatch_size
];
198 file
= fopen(filename
, "r");
200 opkg_perror(ERROR
, "Failed to open %s", filename
);
205 opkg_msg(INFO
, "Loading conf file %s.\n", filename
);
207 err
= xregcomp(&comment_re
,
208 "^[[:space:]]*(#.*|[[:space:]]*)$", REG_EXTENDED
);
212 err
= xregcomp(&valid_line_re
,
213 "^[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
214 "[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
215 "[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
216 "([[:space:]]+([^[:space:]]+))?([[:space:]]+(.*))?[[:space:]]*$",
223 char *type
, *name
, *value
;
227 line
= file_read_line_alloc(file
);
231 if (regexec(&comment_re
, line
, 0, 0, 0) == 0)
234 if (regexec(&valid_line_re
, line
, regmatch_size
, regmatch
, 0) ==
236 opkg_msg(ERROR
, "%s:%d: Ignoring invalid line: `%s'\n",
237 filename
, line_num
, line
);
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
);
246 type
= xstrndup(line
+ regmatch
[3].rm_so
,
247 regmatch
[3].rm_eo
- regmatch
[3].rm_so
);
250 if (regmatch
[5].rm_so
> 0) {
251 name
= xstrndup(line
+ regmatch
[5].rm_so
,
252 regmatch
[5].rm_eo
- regmatch
[5].rm_so
);
254 name
= xstrndup(line
+ regmatch
[6].rm_so
,
255 regmatch
[6].rm_eo
- regmatch
[6].rm_so
);
258 if (regmatch
[8].rm_so
> 0) {
259 value
= xstrndup(line
+ regmatch
[8].rm_so
,
260 regmatch
[8].rm_eo
- regmatch
[8].rm_so
);
262 value
= xstrndup(line
+ regmatch
[9].rm_so
,
263 regmatch
[9].rm_eo
- regmatch
[9].rm_so
);
266 if (regmatch
[13].rm_so
!= regmatch
[13].rm_eo
267 && strncmp(type
, "dist", 4) != 0) {
269 "%s:%d: Ignoring config line with trailing garbage: `%s'\n",
270 filename
, line_num
, line
);
273 /* We use the conf->tmp_dest_list below instead of
274 conf->pkg_dest_list because we might encounter an
275 offline_root option later and that would invalidate the
276 directories we would have computed in
277 pkg_dest_list_init. (We do a similar thing with
278 tmp_src_nv_pair_list for sake of symmetry.) */
279 if (strcmp(type
, "option") == 0) {
280 opkg_conf_set_option(name
, value
);
281 } else if (strcmp(type
, "src") == 0) {
282 if (!nv_pair_list_find
283 ((nv_pair_list_t
*) pkg_src_list
, name
)) {
284 pkg_src_list_append(pkg_src_list
, name
,
288 "Duplicate src declaration (%s %s). "
289 "Skipping.\n", name
, value
);
291 } else if (strcmp(type
, "src/gz") == 0) {
292 if (!nv_pair_list_find
293 ((nv_pair_list_t
*) pkg_src_list
, name
)) {
294 pkg_src_list_append(pkg_src_list
, name
,
298 "Duplicate src declaration (%s %s). "
299 "Skipping.\n", name
, value
);
301 } else if (strcmp(type
, "dest") == 0) {
302 nv_pair_list_append(&conf
->tmp_dest_list
, name
,
304 } else if (strcmp(type
, "lists_dir") == 0) {
305 conf
->lists_dir
= xstrdup(value
);
306 } else if (strcmp(type
, "arch") == 0) {
308 "Supported arch %s priority (%s)\n",
312 "No priority given for architecture %s,"
313 "defaulting to 10\n", name
);
314 value
= xstrdup("10");
316 nv_pair_list_append(&conf
->arch_list
, name
,
320 "%s:%d: Ignoring invalid line: `%s'\n",
321 filename
, line_num
, line
);
334 regfree(&valid_line_re
);
336 regfree(&comment_re
);
338 if (fclose(file
) == EOF
) {
339 opkg_perror(ERROR
, "Couldn't close %s", filename
);
346 int opkg_conf_write_status_files(void)
348 pkg_dest_list_elt_t
*iter
;
357 list_for_each_entry(iter
, &conf
->pkg_dest_list
.head
, node
) {
358 dest
= (pkg_dest_t
*) iter
->data
;
360 dest
->status_fp
= fopen(dest
->status_file_name
, "w");
361 if (dest
->status_fp
== NULL
&& errno
!= EROFS
) {
362 opkg_perror(ERROR
, "Can't open status file %s",
363 dest
->status_file_name
);
368 all
= pkg_vec_alloc();
369 pkg_hash_fetch_available(all
);
371 for (i
= 0; i
< all
->len
; i
++) {
373 /* We don't need most uninstalled packages in the status file */
374 if (pkg
->state_status
== SS_NOT_INSTALLED
375 && (pkg
->state_want
== SW_UNKNOWN
376 || (pkg
->state_want
== SW_DEINSTALL
377 && pkg
->state_flag
!= SF_HOLD
)
378 || pkg
->state_want
== SW_PURGE
)) {
381 if (pkg
->dest
== NULL
) {
383 "Internal error: package %s has a NULL dest\n",
387 if (pkg
->dest
->status_fp
)
388 pkg_print_status(pkg
, pkg
->dest
->status_fp
);
393 list_for_each_entry(iter
, &conf
->pkg_dest_list
.head
, node
) {
394 dest
= (pkg_dest_t
*) iter
->data
;
395 if (dest
->status_fp
&& fclose(dest
->status_fp
) == EOF
) {
396 opkg_perror(ERROR
, "Couldn't close %s",
397 dest
->status_file_name
);
405 char *root_filename_alloc(char *filename
)
408 sprintf_alloc(&root_filename
, "%s%s",
409 (conf
->offline_root
? conf
->offline_root
: ""), filename
);
410 return root_filename
;
413 static int glob_errfunc(const char *epath
, int eerrno
)
415 if (eerrno
== ENOENT
)
416 /* If leading dir does not exist, we get GLOB_NOMATCH. */
419 opkg_msg(ERROR
, "glob failed for %s: %s\n", epath
, strerror(eerrno
));
423 int opkg_conf_init(void)
425 pkg_src_list_init(&conf
->pkg_src_list
);
426 pkg_dest_list_init(&conf
->pkg_dest_list
);
427 pkg_dest_list_init(&conf
->tmp_dest_list
);
428 nv_pair_list_init(&conf
->arch_list
);
433 int opkg_conf_load(void)
436 char *tmp
, *tmp_dir_base
, **tmp_val
;
438 char *etc_opkg_conf_pattern
;
440 conf
->restrict_to_default_dest
= 0;
441 conf
->default_dest
= NULL
;
443 if (!conf
->offline_root
)
444 conf
->offline_root
= xstrdup(getenv("OFFLINE_ROOT"));
446 if (conf
->conf_file
) {
448 if (stat(conf
->conf_file
, &st
) == -1) {
449 opkg_perror(ERROR
, "Couldn't stat %s", conf
->conf_file
);
452 if (opkg_conf_parse_file(conf
->conf_file
,
453 &conf
->pkg_src_list
))
457 if (conf
->offline_root
)
458 sprintf_alloc(&etc_opkg_conf_pattern
, "%s/etc/opkg/*.conf",
461 const char *conf_file_dir
= getenv("OPKG_CONF_DIR");
462 if (conf_file_dir
== NULL
)
463 conf_file_dir
= OPKG_CONF_DEFAULT_CONF_FILE_DIR
;
464 sprintf_alloc(&etc_opkg_conf_pattern
, "%s/*.conf",
468 memset(&globbuf
, 0, sizeof(globbuf
));
469 glob_ret
= glob(etc_opkg_conf_pattern
, 0, glob_errfunc
, &globbuf
);
470 if (glob_ret
&& glob_ret
!= GLOB_NOMATCH
) {
471 free(etc_opkg_conf_pattern
);
476 free(etc_opkg_conf_pattern
);
478 for (i
= 0; i
< globbuf
.gl_pathc
; i
++) {
479 if (globbuf
.gl_pathv
[i
])
480 if (conf
->conf_file
&&
481 !strcmp(conf
->conf_file
, globbuf
.gl_pathv
[i
]))
483 if (opkg_conf_parse_file(globbuf
.gl_pathv
[i
],
484 &conf
->pkg_src_list
) < 0) {
492 if (conf
->offline_root
)
493 sprintf_alloc(&lock_file
, "%s/%s", conf
->offline_root
,
496 sprintf_alloc(&lock_file
, "%s", OPKGLOCKFILE
);
498 lock_fd
= creat(lock_file
, S_IRUSR
| S_IWUSR
| S_IRGRP
);
500 opkg_perror(ERROR
, "Could not create lock file %s", lock_file
);
504 if (lockf(lock_fd
, F_TLOCK
, (off_t
) 0) == -1) {
505 opkg_perror(ERROR
, "Could not lock %s", lock_file
);
506 if (close(lock_fd
) == -1)
507 opkg_perror(ERROR
, "Couldn't close descriptor %d (%s)",
514 tmp_dir_base
= conf
->tmp_dir
;
516 tmp_dir_base
= getenv("TMPDIR");
518 sprintf_alloc(&tmp
, "%s/%s",
519 tmp_dir_base
? tmp_dir_base
:
520 OPKG_CONF_DEFAULT_TMP_DIR_BASE
, OPKG_CONF_TMP_DIR_SUFFIX
);
523 conf
->tmp_dir
= mkdtemp(tmp
);
524 if (conf
->tmp_dir
== NULL
) {
525 opkg_perror(ERROR
, "Creating temp dir %s failed", tmp
);
530 hash_table_init("file-hash", &conf
->file_hash
,
531 OPKG_CONF_DEFAULT_HASH_LEN
);
532 hash_table_init("obs-file-hash", &conf
->obs_file_hash
,
533 OPKG_CONF_DEFAULT_HASH_LEN
/ 16);
535 if (conf
->lists_dir
== NULL
)
536 conf
->lists_dir
= xstrdup(OPKG_CONF_LISTS_DIR
);
538 if (conf
->verify_program
== NULL
)
539 conf
->verify_program
= xstrdup(OPKG_CONF_DEFAULT_VERIFY_PROGRAM
);
541 if (conf
->offline_root
) {
542 sprintf_alloc(&tmp
, "%s/%s", conf
->offline_root
,
544 free(conf
->lists_dir
);
545 conf
->lists_dir
= tmp
;
548 /* if no architectures were defined, then default all, noarch, and host architecture */
549 if (nv_pair_list_empty(&conf
->arch_list
)) {
550 nv_pair_list_append(&conf
->arch_list
, "all", "1");
551 nv_pair_list_append(&conf
->arch_list
, "noarch", "1");
552 nv_pair_list_append(&conf
->arch_list
, HOST_CPU_STR
, "10");
555 /* Even if there is no conf file, we'll need at least one dest. */
556 if (nv_pair_list_empty(&conf
->tmp_dest_list
)) {
557 nv_pair_list_append(&conf
->tmp_dest_list
,
558 OPKG_CONF_DEFAULT_DEST_NAME
,
559 OPKG_CONF_DEFAULT_DEST_ROOT_DIR
);
562 if (resolve_pkg_dest_list())
565 nv_pair_list_deinit(&conf
->tmp_dest_list
);
570 free(conf
->lists_dir
);
573 hash_table_deinit(&conf
->file_hash
);
574 hash_table_deinit(&conf
->obs_file_hash
);
576 if (rmdir(conf
->tmp_dir
) == -1)
577 opkg_perror(ERROR
, "Couldn't remove dir %s", conf
->tmp_dir
);
579 if (lockf(lock_fd
, F_ULOCK
, (off_t
) 0) == -1)
580 opkg_perror(ERROR
, "Couldn't unlock %s", lock_file
);
582 if (close(lock_fd
) == -1)
583 opkg_perror(ERROR
, "Couldn't close descriptor %d (%s)",
585 if (unlink(lock_file
) == -1)
586 opkg_perror(ERROR
, "Couldn't unlink %s", lock_file
);
593 pkg_src_list_deinit(&conf
->pkg_src_list
);
594 pkg_dest_list_deinit(&conf
->pkg_dest_list
);
595 nv_pair_list_deinit(&conf
->arch_list
);
597 for (i
= 0; options
[i
].name
; i
++) {
598 if (options
[i
].type
== OPKG_OPT_TYPE_STRING
) {
599 tmp_val
= (char **)options
[i
].value
;
607 nv_pair_list_deinit(&conf
->tmp_dest_list
);
609 free(conf
->dest_str
);
611 free(conf
->conf_file
);
616 void opkg_conf_deinit(void)
625 free(conf
->lists_dir
);
628 free(conf
->dest_str
);
631 free(conf
->conf_file
);
633 pkg_src_list_deinit(&conf
->pkg_src_list
);
634 pkg_dest_list_deinit(&conf
->pkg_dest_list
);
635 nv_pair_list_deinit(&conf
->arch_list
);
637 for (i
= 0; options
[i
].name
; i
++) {
638 if (options
[i
].type
== OPKG_OPT_TYPE_STRING
) {
639 tmp
= (char **)options
[i
].value
;
647 if (conf
->verbosity
>= DEBUG
) {
648 hash_print_stats(&conf
->pkg_hash
);
649 hash_print_stats(&conf
->file_hash
);
650 hash_print_stats(&conf
->obs_file_hash
);
654 hash_table_deinit(&conf
->file_hash
);
655 hash_table_deinit(&conf
->obs_file_hash
);
658 if (lockf(lock_fd
, F_ULOCK
, (off_t
) 0) == -1)
659 opkg_perror(ERROR
, "Couldn't unlock %s", lock_file
);
661 if (close(lock_fd
) == -1)
662 opkg_perror(ERROR
, "Couldn't close descriptor %d (%s)",
668 if (unlink(lock_file
) == -1)
669 opkg_perror(ERROR
, "Couldn't unlink %s", lock_file
);