1 /* opkg_install.c - the opkg package management system
5 Copyright (C) 2001 University of Southern California
7 This program is free software; you can redistribute it and/or
8 modify it under the terms of the GNU General Public License as
9 published by the Free Software Foundation; either version 2, or (at
10 your option) any later version.
12 This program is distributed in the hope that it will be useful, but
13 WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 General Public License for more details.
25 typedef void (*sighandler_t
)(int);
30 #include "pkg_extract.h"
32 #include "opkg_install.h"
33 #include "opkg_configure.h"
34 #include "opkg_download.h"
35 #include "opkg_remove.h"
37 #include "opkg_utils.h"
38 #include "opkg_message.h"
39 #include "opkg_state.h"
40 #include "opkg_defines.h"
42 #include "sprintf_alloc.h"
43 #include "file_util.h"
48 static int verify_pkg_installable(opkg_conf_t
*conf
, pkg_t
*pkg
);
49 static int unpack_pkg_control_files(opkg_conf_t
*conf
, pkg_t
*pkg
);
51 static int prerm_upgrade_old_pkg(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
52 static int prerm_upgrade_old_pkg_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
53 static int prerm_deconfigure_conflictors(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_vec_t
*conflictors
);
54 static int prerm_deconfigure_conflictors_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_vec_t
*conflictors
);
55 static int preinst_configure(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
56 static int preinst_configure_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
57 static int check_data_file_clashes(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
58 static int check_data_file_clashes_change(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
59 static int check_data_file_clashes_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
60 static int backup_modified_conffiles(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
61 static int backup_modified_conffiles_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
62 static int postrm_upgrade_old_pkg(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
63 static int postrm_upgrade_old_pkg_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
65 static int remove_obsolesced_files(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
66 static int install_maintainer_scripts(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
67 static int remove_disappeared(opkg_conf_t
*conf
, pkg_t
*pkg
);
68 static int install_data_files(opkg_conf_t
*conf
, pkg_t
*pkg
);
69 static int resolve_conffiles(opkg_conf_t
*conf
, pkg_t
*pkg
);
71 static int cleanup_temporary_files(opkg_conf_t
*conf
, pkg_t
*pkg
);
73 static int user_prefers_old_conffile(const char *file
, const char *backup
);
75 static char *backup_filename_alloc(const char *file_name
);
76 static int backup_make_backup(opkg_conf_t
*conf
, const char *file_name
);
77 static int backup_exists_for(const char *file_name
);
78 static int backup_remove(const char *file_name
);
81 int opkg_install_from_file(opkg_conf_t
*conf
, const char *filename
)
85 char *old_version
, *new_version
;
92 err
= pkg_init_from_file(pkg
, filename
);
97 if (!pkg
->architecture
) {
98 opkg_message(conf
, OPKG_ERROR
, "Package %s has no Architecture defined.\n", pkg
->name
);
102 /* XXX: CLEANUP: hash_insert_pkg has a nasty side effect of possibly
103 freeing the pkg that we pass in. It might be nice to clean this up
105 pkg
= hash_insert_pkg(&conf
->pkg_hash
, pkg
, 1,conf
);
106 old
= pkg_hash_fetch_installed_by_name(&conf
->pkg_hash
, pkg
->name
);
108 pkg
->local_filename
= strdup(filename
);
111 old_version
= pkg_version_str_alloc(old
);
112 new_version
= pkg_version_str_alloc(pkg
);
114 cmp
= pkg_compare_versions(old
, pkg
);
115 if ( (conf
->force_downgrade
==1) && (cmp
> 0) ){ /* We've been asked to allow downgrade and version is precedent */
116 cmp
= -1 ; /* then we force opkg to downgrade */
117 /* We need to use a value < 0 because in the 0 case we are asking to */
118 /* reinstall, and some check could fail asking the "force-reinstall" option */
121 opkg_message(conf
, OPKG_NOTICE
,
122 "Not downgrading package %s on %s from %s to %s.\n",
123 old
->name
, old
->dest
->name
, old_version
, new_version
);
124 pkg
->state_want
= SW_DEINSTALL
;
125 pkg
->state_flag
|= SF_OBSOLETE
;
135 opkg_message(conf
, OPKG_DEBUG2
,"Function: %s calling opkg_install_pkg \n",__FUNCTION__
);
136 return opkg_install_pkg(conf
, pkg
,0);
139 opkg_error_t
opkg_install_by_name(opkg_conf_t
*conf
, const char *pkg_name
)
143 char *old_version
, *new_version
;
145 opkg_message(conf
, OPKG_DEBUG2
, " Getting old from pkg_hash_fetch \n" );
146 old
= pkg_hash_fetch_installed_by_name(&conf
->pkg_hash
, pkg_name
);
148 opkg_message(conf
, OPKG_DEBUG2
, " Old versions from pkg_hash_fetch %s \n", old
->version
);
150 opkg_message(conf
, OPKG_DEBUG2
, " Getting new from pkg_hash_fetch \n" );
151 new = pkg_hash_fetch_best_installation_candidate_by_name(conf
, pkg_name
, &err
);
153 opkg_message(conf
, OPKG_DEBUG2
, " New versions from pkg_hash_fetch %s \n", new->version
);
155 /* Pigi Basically here is broken the version stuff.
156 What's happening is that nothing provide the version to differents
157 functions, so the returned struct is always the latest.
158 That's why the install by name don't work.
160 opkg_message(conf
, OPKG_DEBUG2
, " Versions from pkg_hash_fetch in %s ", __FUNCTION__
);
163 opkg_message(conf
, OPKG_DEBUG2
, " old %s ", old
->version
);
165 opkg_message(conf
, OPKG_DEBUG2
, " new %s ", new->version
);
166 opkg_message(conf
, OPKG_DEBUG2
, " \n");
172 return OPKG_PKG_HAS_NO_CANDIDATE
;
175 new->state_flag
|= SF_USER
;
177 old_version
= pkg_version_str_alloc(old
);
178 new_version
= pkg_version_str_alloc(new);
180 cmp
= pkg_compare_versions(old
, new);
181 if ( (conf
->force_downgrade
==1) && (cmp
> 0) ){ /* We've been asked to allow downgrade and version is precedent */
182 opkg_message(conf
, OPKG_DEBUG
, " Forcing downgrade \n");
183 cmp
= -1 ; /* then we force opkg to downgrade */
184 /* We need to use a value < 0 because in the 0 case we are asking to */
185 /* reinstall, and some check could fail asking the "force-reinstall" option */
187 opkg_message(conf
, OPKG_DEBUG
,
188 "Comparing visible versions of pkg %s:"
189 "\n\t%s is installed "
190 "\n\t%s is available "
191 "\n\t%d was comparison result\n",
192 pkg_name
, old_version
, new_version
, cmp
);
193 if (cmp
== 0 && !conf
->force_reinstall
) {
194 opkg_message(conf
, OPKG_NOTICE
,
195 "Package %s (%s) installed in %s is up to date.\n",
196 old
->name
, old_version
, old
->dest
->name
);
200 } else if (cmp
> 0) {
201 opkg_message(conf
, OPKG_NOTICE
,
202 "Not downgrading package %s on %s from %s to %s.\n",
203 old
->name
, old
->dest
->name
, old_version
, new_version
);
207 } else if (cmp
< 0) {
208 new->dest
= old
->dest
;
209 old
->state_want
= SW_DEINSTALL
; /* Here probably the problem for bug 1277 */
213 /* XXX: CLEANUP: The error code of opkg_install_by_name is really
214 supposed to be an opkg_error_t, but opkg_install_pkg could
215 return any kind of integer, (might be errno from a syscall,
216 etc.). This is a real mess and will need to be cleaned up if
217 anyone ever wants to make a nice libopkg. */
219 opkg_message(conf
, OPKG_DEBUG2
,"Function: %s calling opkg_install_pkg \n",__FUNCTION__
);
220 return opkg_install_pkg(conf
, new,0);
223 opkg_error_t
opkg_install_multi_by_name(opkg_conf_t
*conf
, const char *pkg_name
)
225 abstract_pkg_vec_t
*providers
= pkg_hash_fetch_all_installation_candidates (&conf
->pkg_hash
, pkg_name
);
228 abstract_pkg_t
*ppkg
;
230 if (providers
== NULL
)
231 return OPKG_PKG_HAS_NO_CANDIDATE
;
233 for (i
= 0; i
< providers
->len
; i
++) {
234 ppkg
= abstract_pkg_vec_get(providers
, i
);
235 opkg_message(conf
, OPKG_DEBUG2
,"Function: %s calling opkg_install_by_name %d \n",__FUNCTION__
, i
);
236 err
= opkg_install_by_name(conf
, ppkg
->name
);
239 /* XXX Maybe ppkg should be freed ? */
245 * Walk dependence graph starting with pkg, collect packages to be
246 * installed into pkgs_needed, in dependence order.
248 int pkg_mark_dependencies_for_installation(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_vec_t
*pkgs_needed
)
251 pkg_vec_t
*depends
= pkg_vec_alloc();
252 char **unresolved
= NULL
;
255 ndepends
= pkg_hash_fetch_unsatisfied_dependencies(conf
,
260 opkg_message(conf
, OPKG_ERROR
,
261 "%s: Cannot satisfy the following dependencies for %s:\n\t",
262 conf
->force_depends
? "Warning" : "ERROR", pkg
->name
);
263 while (*unresolved
) {
264 opkg_message(conf
, OPKG_ERROR
, " %s", *unresolved
);
267 opkg_message(conf
, OPKG_ERROR
, "\n");
268 if (! conf
->force_depends
) {
269 opkg_message(conf
, OPKG_INFO
,
270 "This could mean that your package list is out of date or that the packages\n"
271 "mentioned above do not yet exist (try 'opkg update'). To proceed in spite\n"
272 "of this problem try again with the '-force-depends' option.\n");
273 pkg_vec_free(depends
);
274 return OPKG_PKG_DEPS_UNSATISFIED
;
279 pkg_vec_free(depends
);
283 for (i
= 0; i
< depends
->len
; i
++) {
284 pkg_t
*dep
= depends
->pkgs
[i
];
285 /* The package was uninstalled when we started, but another
286 dep earlier in this loop may have depended on it and pulled
287 it in, so check first. */
288 if ((dep
->state_status
!= SS_INSTALLED
)
289 && (dep
->state_status
!= SS_UNPACKED
)
290 && (dep
->state_want
!= SW_INSTALL
)) {
292 /* Mark packages as to-be-installed */
293 dep
->state_want
= SW_INSTALL
;
295 /* Dependencies should be installed the same place as pkg */
296 if (dep
->dest
== NULL
) {
297 dep
->dest
= pkg
->dest
;
300 err
= pkg_mark_dependencies_for_installation(conf
, dep
, pkgs_needed
);
302 pkg_vec_free(depends
);
308 pkg_vec_insert(pkgs_needed
, pkg
);
310 pkg_vec_free(depends
);
315 int satisfy_dependencies_for(opkg_conf_t
*conf
, pkg_t
*pkg
)
318 pkg_vec_t
*depends
= pkg_vec_alloc();
320 char **unresolved
= NULL
;
323 ndepends
= pkg_hash_fetch_unsatisfied_dependencies(conf
,
328 opkg_message(conf
, OPKG_ERROR
,
329 "%s: Cannot satisfy the following dependencies for %s:\n\t",
330 conf
->force_depends
? "Warning" : "ERROR", pkg
->name
);
331 while (*unresolved
) {
332 opkg_message(conf
, OPKG_ERROR
, " %s", *unresolved
);
335 opkg_message(conf
, OPKG_ERROR
, "\n");
336 if (! conf
->force_depends
) {
337 opkg_message(conf
, OPKG_INFO
,
338 "This could mean that your package list is out of date or that the packages\n"
339 "mentioned above do not yet exist (try 'opkg update'). To proceed in spite\n"
340 "of this problem try again with the '-force-depends' option.\n");
341 pkg_vec_free(depends
);
342 return OPKG_PKG_DEPS_UNSATISFIED
;
347 pkg_vec_free(depends
);
351 /* Mark packages as to-be-installed */
352 for (i
=0; i
< depends
->len
; i
++) {
353 /* Dependencies should be installed the same place as pkg */
354 if (depends
->pkgs
[i
]->dest
== NULL
) {
355 depends
->pkgs
[i
]->dest
= pkg
->dest
;
357 depends
->pkgs
[i
]->state_want
= SW_INSTALL
;
360 for (i
= 0; i
< depends
->len
; i
++) {
361 dep
= depends
->pkgs
[i
];
362 /* The package was uninstalled when we started, but another
363 dep earlier in this loop may have depended on it and pulled
364 it in, so check first. */
365 if ((dep
->state_status
!= SS_INSTALLED
)
366 && (dep
->state_status
!= SS_UNPACKED
)) {
367 opkg_message(conf
, OPKG_DEBUG2
,"Function: %s calling opkg_install_pkg \n",__FUNCTION__
);
368 err
= opkg_install_pkg(conf
, dep
,0);
369 /* mark this package as having been automatically installed to
370 * satisfy a dependancy */
371 dep
->auto_installed
= 1;
373 pkg_vec_free(depends
);
379 pkg_vec_free(depends
);
385 /* check all packages have their dependences satisfied, e.g., in case an upgraded package split */
386 int opkg_satisfy_all_dependences(opkg_conf_t
*conf
)
388 if (conf
->nodeps
== 0) {
390 pkg_vec_t
*installed
= pkg_vec_alloc();
391 pkg_hash_fetch_all_installed(&conf
->pkg_hash
, installed
);
392 for (i
= 0; i
< installed
->len
; i
++) {
393 pkg_t
*pkg
= installed
->pkgs
[i
];
394 satisfy_dependencies_for(conf
, pkg
);
396 pkg_vec_free(installed
);
402 static int check_conflicts_for(opkg_conf_t
*conf
, pkg_t
*pkg
)
405 pkg_vec_t
*conflicts
= NULL
;
408 if (conf
->force_depends
) {
416 if (!conf
->force_depends
)
417 conflicts
= (pkg_vec_t
*)pkg_hash_fetch_conflicts(&conf
->pkg_hash
, pkg
);
420 opkg_message(conf
, level
,
421 "%s: The following packages conflict with %s:\n\t", prefix
, pkg
->name
);
423 while (i
< conflicts
->len
)
424 opkg_message(conf
, level
, " %s", conflicts
->pkgs
[i
++]->name
);
425 opkg_message(conf
, level
, "\n");
426 pkg_vec_free(conflicts
);
427 return OPKG_PKG_DEPS_UNSATISFIED
;
432 static int update_file_ownership(opkg_conf_t
*conf
, pkg_t
*new_pkg
, pkg_t
*old_pkg
)
434 str_list_t
*new_list
= pkg_get_installed_files(new_pkg
);
435 str_list_elt_t
*iter
, *niter
;
437 for (iter
= str_list_first(new_list
), niter
= str_list_next(new_list
, iter
);
439 iter
= niter
, niter
= str_list_next(new_list
, niter
)) {
440 char *new_file
= (char *)iter
->data
;
441 pkg_t
*owner
= file_hash_get_file_owner(conf
, new_file
);
443 opkg_message(conf
, OPKG_ERROR
, "Null new_file for new_pkg=%s\n", new_pkg
->name
);
444 if (!owner
|| (owner
== old_pkg
))
445 file_hash_set_file_owner(conf
, new_file
, new_pkg
);
448 str_list_t
*old_list
= pkg_get_installed_files(old_pkg
);
449 for (iter
= str_list_first(old_list
), niter
= str_list_next(old_list
, iter
);
451 iter
= niter
, niter
= str_list_next(old_list
, niter
)) {
452 char *old_file
= (char *)iter
->data
;
453 pkg_t
*owner
= file_hash_get_file_owner(conf
, old_file
);
454 if (owner
== old_pkg
) {
456 hash_table_insert(&conf
->obs_file_hash
, old_file
, old_pkg
);
459 pkg_free_installed_files(old_pkg
);
461 pkg_free_installed_files(new_pkg
);
465 static int verify_pkg_installable(opkg_conf_t
*conf
, pkg_t
*pkg
)
467 /* XXX: FEATURE: Anything else needed here? Maybe a check on free space? */
469 /* sma 6.20.02: yup; here's the first bit */
471 * XXX: BUG easy for cworth
472 * 1) please point the call below to the correct current root destination
473 * 2) we need to resolve how to check the required space for a pending pkg,
474 * my diddling with the .opk file size below isn't going to cut it.
475 * 3) return a proper error code instead of 1
477 int comp_size
, blocks_available
;
480 if (!conf
->force_space
&& pkg
->installed_size
!= NULL
) {
481 root_dir
= pkg
->dest
? pkg
->dest
->root_dir
: conf
->default_dest
->root_dir
;
482 blocks_available
= get_available_blocks(root_dir
);
484 comp_size
= strtoul(pkg
->installed_size
, NULL
, 0);
485 /* round up a blocks count without doing fancy-but-slow casting jazz */
486 comp_size
= (int)((comp_size
+ 1023) / 1024);
488 if (comp_size
>= blocks_available
) {
489 opkg_message(conf
, OPKG_ERROR
,
490 "Only have %d available blocks on filesystem %s, pkg %s needs %d\n",
491 blocks_available
, root_dir
, pkg
->name
, comp_size
);
498 static int unpack_pkg_control_files(opkg_conf_t
*conf
, pkg_t
*pkg
)
501 char *conffiles_file_name
;
503 FILE *conffiles_file
;
505 sprintf_alloc(&pkg
->tmp_unpack_dir
, "%s/%s-XXXXXX", conf
->tmp_dir
, pkg
->name
);
507 pkg
->tmp_unpack_dir
= mkdtemp(pkg
->tmp_unpack_dir
);
508 if (pkg
->tmp_unpack_dir
== NULL
) {
509 opkg_message(conf
, OPKG_ERROR
,
510 "%s: Failed to create temporary directory '%s': %s\n",
511 __FUNCTION__
, pkg
->tmp_unpack_dir
, strerror(errno
));
515 err
= pkg_extract_control_files_to_dir(pkg
, pkg
->tmp_unpack_dir
);
520 /* XXX: CLEANUP: There might be a cleaner place to read in the
521 conffiles. Seems like I should be able to get everything to go
522 through pkg_init_from_file. If so, maybe it would make sense to
523 move all of unpack_pkg_control_files to that function. */
525 /* Don't need to re-read conffiles if we already have it */
526 if (!nv_pair_list_empty(&pkg
->conffiles
)) {
530 sprintf_alloc(&conffiles_file_name
, "%s/conffiles", pkg
->tmp_unpack_dir
);
531 if (! file_exists(conffiles_file_name
)) {
532 free(conffiles_file_name
);
536 conffiles_file
= fopen(conffiles_file_name
, "r");
537 if (conffiles_file
== NULL
) {
538 fprintf(stderr
, "%s: failed to open %s: %s\n",
539 __FUNCTION__
, conffiles_file_name
, strerror(errno
));
540 free(conffiles_file_name
);
543 free(conffiles_file_name
);
547 char *cf_name_in_dest
;
549 cf_name
= file_read_line_alloc(conffiles_file
);
550 if (cf_name
== NULL
) {
554 if (cf_name
[0] == '\0') {
558 /* Prepend dest->root_dir to conffile name.
559 Take pains to avoid multiple slashes. */
560 root_dir
= pkg
->dest
->root_dir
;
561 if (conf
->offline_root
)
562 /* skip the offline_root prefix */
563 root_dir
= pkg
->dest
->root_dir
+ strlen(conf
->offline_root
);
564 sprintf_alloc(&cf_name_in_dest
, "%s%s", root_dir
,
565 cf_name
[0] == '/' ? (cf_name
+ 1) : cf_name
);
567 /* Can't get an md5sum now, (file isn't extracted yet).
568 We'll wait until resolve_conffiles */
569 conffile_list_append(&pkg
->conffiles
, cf_name_in_dest
, NULL
);
572 free(cf_name_in_dest
);
575 fclose(conffiles_file
);
580 static int pkg_remove_orphan_dependent(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
588 fprintf(stderr
, "pkg shall not be NULL here. please send to the bugzilla!! [%s %d]\n", __FILE__
, __LINE__
);
591 if (old_pkg
->depends_count
== 0)
593 for (i
=0;i
<old_pkg
->depends_count
;i
++) {
595 for (j
=0;j
<pkg
->depends_count
;j
++) {
596 if (!strcmp(old_pkg
->depends_str
[i
], pkg
->depends_str
[j
])) {
603 d_str
= old_pkg
->depends_str
[i
];
604 buf
= calloc (1, strlen (d_str
) + 1);
606 while (d_str
[j
] != '\0' && d_str
[j
] != ' ') {
611 buf
= realloc (buf
, strlen (buf
) + 1);
612 p
= pkg_hash_fetch_installed_by_name (&conf
->pkg_hash
, buf
);
614 fprintf(stderr
, "The pkg %s had been removed!!\n", buf
);
618 if (p
->auto_installed
) {
620 abstract_pkg_t
**dependents
;
621 deps
= pkg_has_installed_dependents(conf
, NULL
, p
, &dependents
);
623 opkg_message (conf
, OPKG_NOTICE
,"%s was autoinstalled but is now orphaned, remove it.\n", buf
);
624 opkg_remove_pkg(conf
, p
, 0);
626 opkg_message (conf
, OPKG_INFO
, "%s was autoinstalled and is still required by %d installed packages\n", buf
, deps
);
633 /* returns number of installed replacees */
634 int pkg_get_installed_replacees(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_vec_t
*installed_replacees
)
636 abstract_pkg_t
**replaces
= pkg
->replaces
;
637 int replaces_count
= pkg
->replaces_count
;
639 for (i
= 0; i
< replaces_count
; i
++) {
640 abstract_pkg_t
*ab_pkg
= replaces
[i
];
641 pkg_vec_t
*pkg_vec
= ab_pkg
->pkgs
;
643 for (j
= 0; j
< pkg_vec
->len
; j
++) {
644 pkg_t
*replacee
= pkg_vec
->pkgs
[j
];
645 if (!pkg_conflicts(pkg
, replacee
))
647 if (replacee
->state_status
== SS_INSTALLED
) {
648 pkg_vec_insert(installed_replacees
, replacee
);
653 return installed_replacees
->len
;
656 int pkg_remove_installed_replacees(opkg_conf_t
*conf
, pkg_vec_t
*replacees
)
659 int replaces_count
= replacees
->len
;
660 for (i
= 0; i
< replaces_count
; i
++) {
661 pkg_t
*replacee
= replacees
->pkgs
[i
];
663 replacee
->state_flag
|= SF_REPLACE
; /* flag it so remove won't complain */
664 err
= opkg_remove_pkg(conf
, replacee
,0);
671 /* to unwind the removal: make sure they are installed */
672 int pkg_remove_installed_replacees_unwind(opkg_conf_t
*conf
, pkg_vec_t
*replacees
)
675 int replaces_count
= replacees
->len
;
676 for (i
= 0; i
< replaces_count
; i
++) {
677 pkg_t
*replacee
= replacees
->pkgs
[i
];
678 if (replacee
->state_status
!= SS_INSTALLED
) {
679 opkg_message(conf
, OPKG_DEBUG2
,"Function: %s calling opkg_install_pkg \n",__FUNCTION__
);
680 err
= opkg_install_pkg(conf
, replacee
,0);
688 int caught_sigint
= 0;
689 static void opkg_install_pkg_sigint_handler(int sig
)
694 /* compares versions of pkg and old_pkg, returns 0 if OK to proceed with installation of pkg, 1 otherwise */
695 static int opkg_install_check_downgrade(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
, int message
)
698 char message_out
[15];
699 char *old_version
= pkg_version_str_alloc(old_pkg
);
700 char *new_version
= pkg_version_str_alloc(pkg
);
701 int cmp
= pkg_compare_versions(old_pkg
, pkg
);
704 memset(message_out
,'\x0',15);
705 strncpy (message_out
,"Upgrading ",strlen("Upgrading "));
706 if ( (conf
->force_downgrade
==1) && (cmp
> 0) ){ /* We've been asked to allow downgrade and version is precedent */
707 cmp
= -1 ; /* then we force opkg to downgrade */
708 strncpy (message_out
,"Downgrading ",strlen("Downgrading ")); /* We need to use a value < 0 because in the 0 case we are asking to */
709 /* reinstall, and some check could fail asking the "force-reinstall" option */
713 opkg_message(conf
, OPKG_NOTICE
,
714 "Not downgrading package %s on %s from %s to %s.\n",
715 old_pkg
->name
, old_pkg
->dest
->name
, old_version
, new_version
);
717 } else if (cmp
< 0) {
718 opkg_message(conf
, OPKG_NOTICE
,
719 "%s%s on %s from %s to %s...\n",
720 message_out
, pkg
->name
, old_pkg
->dest
->name
, old_version
, new_version
);
721 pkg
->dest
= old_pkg
->dest
;
723 } else /* cmp == 0 */ {
724 if (conf
->force_reinstall
) {
725 opkg_message(conf
, OPKG_NOTICE
,
726 "Reinstalling %s (%s) on %s...\n",
727 pkg
->name
, new_version
, old_pkg
->dest
->name
);
728 pkg
->dest
= old_pkg
->dest
;
731 opkg_message(conf
, OPKG_NOTICE
,
732 "Not installing %s (%s) on %s -- already installed.\n",
733 pkg
->name
, new_version
, old_pkg
->dest
->name
);
741 char message_out
[15] ;
742 memset(message_out
,'\x0',15);
744 strncpy( message_out
,"Upgrading ",strlen("Upgrading ") );
746 strncpy( message_out
,"Installing ",strlen("Installing ") );
747 char *version
= pkg_version_str_alloc(pkg
);
749 opkg_message(conf
, OPKG_NOTICE
,
750 "%s%s (%s) to %s...\n", message_out
,
751 pkg
->name
, version
, pkg
->dest
->name
);
758 * @brief Really install a pkg_t
760 int opkg_install_pkg(opkg_conf_t
*conf
, pkg_t
*pkg
, int from_upgrade
)
764 pkg_t
*old_pkg
= NULL
;
765 pkg_vec_t
*replacees
;
766 abstract_pkg_t
*ab_pkg
= NULL
;
772 message
= 1; /* Coming from an upgrade, and should change the output message */
775 opkg_message(conf
, OPKG_ERROR
,
776 "INTERNAL ERROR: null pkg passed to opkg_install_pkg\n");
777 return OPKG_INSTALL_ERR_INTERNAL
;
780 opkg_message(conf
, OPKG_DEBUG2
, "Function: %s calling pkg_arch_supported %s \n", __FUNCTION__
, __FUNCTION__
);
782 if (!pkg_arch_supported(conf
, pkg
)) {
783 opkg_message(conf
, OPKG_ERROR
, "INTERNAL ERROR: architecture %s for pkg %s is unsupported.\n",
784 pkg
->architecture
, pkg
->name
);
785 return OPKG_INSTALL_ERR_INTERNAL
;
787 if (pkg
->state_status
== SS_INSTALLED
&& conf
->force_reinstall
== 0 && conf
->nodeps
== 0) {
788 err
= satisfy_dependencies_for(conf
, pkg
);
789 if (err
) { return OPKG_INSTALL_ERR_DEPENDENCIES
; }
791 opkg_message(conf
, OPKG_NOTICE
,
792 "Package %s is already installed in %s.\n",
793 pkg
->name
, pkg
->dest
->name
);
797 if (pkg
->dest
== NULL
) {
798 pkg
->dest
= conf
->default_dest
;
801 old_pkg
= pkg_hash_fetch_installed_by_name(&conf
->pkg_hash
, pkg
->name
);
803 err
= opkg_install_check_downgrade(conf
, pkg
, old_pkg
, message
);
804 if (err
) { return OPKG_INSTALL_ERR_NO_DOWNGRADE
; }
806 pkg
->state_want
= SW_INSTALL
;
808 old_pkg
->state_want
= SW_DEINSTALL
; /* needed for check_data_file_clashes of dependences */
812 /* Abhaya: conflicts check */
813 err
= check_conflicts_for(conf
, pkg
);
814 if (err
) { return OPKG_INSTALL_ERR_CONFLICTS
; }
816 /* this setup is to remove the upgrade scenario in the end when
817 installing pkg A, A deps B & B deps on A. So both B and A are
818 installed. Then A's installation is started resulting in an
819 uncecessary upgrade */
820 if (pkg
->state_status
== SS_INSTALLED
821 && conf
->force_reinstall
== 0) return 0;
823 err
= verify_pkg_installable(conf
, pkg
);
824 if (err
) { return OPKG_INSTALL_ERR_NO_SPACE
; }
826 if (pkg
->local_filename
== NULL
) {
827 err
= opkg_download_pkg(conf
, pkg
, conf
->tmp_dir
);
829 opkg_message(conf
, OPKG_ERROR
,
830 "Failed to download %s. Perhaps you need to run 'opkg update'?\n",
832 return OPKG_INSTALL_ERR_DOWNLOAD
;
836 /* check that the repository is valid */
838 char *list_file_name
, *sig_file_name
, *lists_dir
;
840 /* check to ensure the package has come from a repository */
841 if (conf
->check_signature
&& pkg
->src
)
843 sprintf_alloc (&lists_dir
, "%s",
844 (conf
->restrict_to_default_dest
)
845 ? conf
->default_dest
->lists_dir
847 sprintf_alloc (&list_file_name
, "%s/%s", lists_dir
, pkg
->src
->name
);
848 sprintf_alloc (&sig_file_name
, "%s/%s.sig", lists_dir
, pkg
->src
->name
);
850 if (file_exists (sig_file_name
))
852 if (opkg_verify_file (conf
, list_file_name
, sig_file_name
))
853 return OPKG_INSTALL_ERR_SIGNATURE
;
857 free (list_file_name
);
858 free (sig_file_name
);
862 /* Check for md5 values */
865 file_md5
= file_md5sum_alloc(pkg
->local_filename
);
866 if (strcmp(file_md5
, pkg
->md5sum
))
868 opkg_message(conf
, OPKG_ERROR
,
869 "Package %s md5sum mismatch. Either the opkg or the package index are corrupt. Try 'opkg update'.\n",
872 return OPKG_INSTALL_ERR_MD5
;
877 if (pkg
->tmp_unpack_dir
== NULL
) {
878 unpack_pkg_control_files(conf
, pkg
);
881 /* We should update the filelist here, so that upgrades of packages that split will not fail. -Jamey 27-MAR-03 */
882 /* Pigi: check if it will pass from here when replacing. It seems to fail */
883 /* That's rather strange that files don't change owner. Investigate !!!!!!*/
884 err
= update_file_ownership(conf
, pkg
, old_pkg
);
885 if (err
) { return OPKG_ERR_UNKNOWN
; }
887 if (conf
->nodeps
== 0) {
888 err
= satisfy_dependencies_for(conf
, pkg
);
889 if (err
) { return OPKG_INSTALL_ERR_DEPENDENCIES
; }
892 replacees
= pkg_vec_alloc();
893 pkg_get_installed_replacees(conf
, pkg
, replacees
);
895 sprintf_alloc (&pkgid
, "%s;%s;%s;", pkg
->name
, pkg
->version
, pkg
->architecture
);
896 opkg_set_current_state (conf
, OPKG_STATE_INSTALLING_PKG
, pkgid
);
899 /* this next section we do with SIGINT blocked to prevent inconsistency between opkg database and filesystem */
901 sigset_t newset
, oldset
;
902 sighandler_t old_handler
= NULL
;
906 old_handler
= signal(SIGINT
, opkg_install_pkg_sigint_handler
);
908 sigemptyset(&newset
);
909 sigaddset(&newset
, SIGINT
);
910 sigprocmask(SIG_BLOCK
, &newset
, &oldset
);
913 opkg_state_changed
++;
914 pkg
->state_flag
|= SF_FILELIST_CHANGED
;
916 pkg_remove_orphan_dependent(conf
, pkg
, old_pkg
);
918 /* XXX: BUG: we really should treat replacement more like an upgrade
919 * Instead, we're going to remove the replacees
921 err
= pkg_remove_installed_replacees(conf
, replacees
);
922 if (err
) goto UNWIND_REMOVE_INSTALLED_REPLACEES
;
924 err
= prerm_upgrade_old_pkg(conf
, pkg
, old_pkg
);
925 if (err
) goto UNWIND_PRERM_UPGRADE_OLD_PKG
;
927 err
= prerm_deconfigure_conflictors(conf
, pkg
, replacees
);
928 if (err
) goto UNWIND_PRERM_DECONFIGURE_CONFLICTORS
;
930 err
= preinst_configure(conf
, pkg
, old_pkg
);
931 if (err
) goto UNWIND_PREINST_CONFIGURE
;
933 err
= backup_modified_conffiles(conf
, pkg
, old_pkg
);
934 if (err
) goto UNWIND_BACKUP_MODIFIED_CONFFILES
;
936 err
= check_data_file_clashes(conf
, pkg
, old_pkg
);
937 if (err
) goto UNWIND_CHECK_DATA_FILE_CLASHES
;
939 err
= postrm_upgrade_old_pkg(conf
, pkg
, old_pkg
);
940 if (err
) goto UNWIND_POSTRM_UPGRADE_OLD_PKG
;
942 if (conf
->noaction
) return 0;
944 /* point of no return: no unwinding after this */
945 if (old_pkg
&& !conf
->force_reinstall
) {
946 old_pkg
->state_want
= SW_DEINSTALL
;
948 if (old_pkg
->state_flag
& SF_NOPRUNE
) {
949 opkg_message(conf
, OPKG_INFO
,
950 " not removing obsolesced files because package marked noprune\n");
952 opkg_message(conf
, OPKG_INFO
,
953 " removing obsolesced files\n");
954 remove_obsolesced_files(conf
, pkg
, old_pkg
);
956 /* removing files from old package, to avoid ghost files */
957 remove_data_files_and_list(conf
, old_pkg
);
958 /* Pigi : It should be better to remove also maintainer and postrem scripts here, just in case*/
959 remove_maintainer_scripts_except_postrm(conf
, old_pkg
);
960 remove_postrm(conf
, old_pkg
);
966 opkg_message(conf
, OPKG_INFO
,
967 " installing maintainer scripts\n");
968 install_maintainer_scripts(conf
, pkg
, old_pkg
);
970 /* the following just returns 0 */
971 remove_disappeared(conf
, pkg
);
973 opkg_message(conf
, OPKG_INFO
,
974 " installing data files\n");
975 install_data_files(conf
, pkg
);
977 /* read comments from function for detail but I will execute this here as all other tests are ok.*/
978 err
= check_data_file_clashes_change(conf
, pkg
, old_pkg
);
980 opkg_message(conf
, OPKG_INFO
,
981 " resolving conf files\n");
982 resolve_conffiles(conf
, pkg
);
984 pkg
->state_status
= SS_UNPACKED
;
985 old_state_flag
= pkg
->state_flag
;
986 pkg
->state_flag
&= ~SF_PREFER
;
987 opkg_message(conf
, OPKG_DEBUG
, " pkg=%s old_state_flag=%x state_flag=%x\n", pkg
->name
, old_state_flag
, pkg
->state_flag
);
989 if (old_pkg
&& !conf
->force_reinstall
) {
990 old_pkg
->state_status
= SS_NOT_INSTALLED
;
993 time(&pkg
->installed_time
);
995 opkg_message(conf
, OPKG_INFO
,
996 " cleanup temp files\n");
997 cleanup_temporary_files(conf
, pkg
);
999 ab_pkg
= pkg
->parent
;
1001 ab_pkg
->state_status
= pkg
->state_status
;
1003 opkg_message(conf
, OPKG_INFO
, "Done.\n");
1006 signal(SIGINT
, old_handler
);
1008 sigprocmask(SIG_UNBLOCK
, &newset
, &oldset
);
1009 pkg_vec_free (replacees
);
1013 UNWIND_POSTRM_UPGRADE_OLD_PKG
:
1014 postrm_upgrade_old_pkg_unwind(conf
, pkg
, old_pkg
);
1015 UNWIND_CHECK_DATA_FILE_CLASHES
:
1016 check_data_file_clashes_unwind(conf
, pkg
, old_pkg
);
1017 UNWIND_BACKUP_MODIFIED_CONFFILES
:
1018 backup_modified_conffiles_unwind(conf
, pkg
, old_pkg
);
1019 UNWIND_PREINST_CONFIGURE
:
1020 preinst_configure_unwind(conf
, pkg
, old_pkg
);
1021 UNWIND_PRERM_DECONFIGURE_CONFLICTORS
:
1022 prerm_deconfigure_conflictors_unwind(conf
, pkg
, replacees
);
1023 UNWIND_PRERM_UPGRADE_OLD_PKG
:
1024 prerm_upgrade_old_pkg_unwind(conf
, pkg
, old_pkg
);
1025 UNWIND_REMOVE_INSTALLED_REPLACEES
:
1026 pkg_remove_installed_replacees_unwind(conf
, replacees
);
1028 opkg_message(conf
, OPKG_INFO
,
1029 " cleanup temp files\n");
1030 cleanup_temporary_files(conf
, pkg
);
1032 opkg_message(conf
, OPKG_INFO
,
1035 signal(SIGINT
, old_handler
);
1037 sigprocmask(SIG_UNBLOCK
, &newset
, &oldset
);
1039 pkg_vec_free (replacees
);
1040 return OPKG_ERR_UNKNOWN
;
1042 opkg_set_current_state (conf
, OPKG_STATE_NONE
, NULL
);
1045 static int prerm_upgrade_old_pkg(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1047 /* DPKG_INCOMPATIBILITY:
1048 dpkg does some things here that we don't do yet. Do we care?
1050 1. If a version of the package is already installed, call
1051 old-prerm upgrade new-version
1052 2. If the script runs but exits with a non-zero exit status
1053 new-prerm failed-upgrade old-version
1054 Error unwind, for both the above cases:
1055 old-postinst abort-upgrade new-version
1060 static int prerm_upgrade_old_pkg_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1062 /* DPKG_INCOMPATIBILITY:
1063 dpkg does some things here that we don't do yet. Do we care?
1064 (See prerm_upgrade_old_package for details)
1069 static int prerm_deconfigure_conflictors(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_vec_t
*conflictors
)
1071 /* DPKG_INCOMPATIBILITY:
1072 dpkg does some things here that we don't do yet. Do we care?
1073 2. If a 'conflicting' package is being removed at the same time:
1074 1. If any packages depended on that conflicting package and
1075 --auto-deconfigure is specified, call, for each such package:
1076 deconfigured's-prerm deconfigure \
1077 in-favour package-being-installed version \
1078 removing conflicting-package version
1080 deconfigured's-postinst abort-deconfigure \
1081 in-favour package-being-installed-but-failed version \
1082 removing conflicting-package version
1084 The deconfigured packages are marked as requiring
1085 configuration, so that if --install is used they will be
1086 configured again if possible.
1087 2. To prepare for removal of the conflicting package, call:
1088 conflictor's-prerm remove in-favour package new-version
1090 conflictor's-postinst abort-remove in-favour package new-version
1095 static int prerm_deconfigure_conflictors_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_vec_t
*conflictors
)
1097 /* DPKG_INCOMPATIBILITY: dpkg does some things here that we don't
1098 do yet. Do we care? (See prerm_deconfigure_conflictors for
1103 static int preinst_configure(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1109 char *old_version
= pkg_version_str_alloc(old_pkg
);
1110 sprintf_alloc(&preinst_args
, "upgrade %s", old_version
);
1112 } else if (pkg
->state_status
== SS_CONFIG_FILES
) {
1113 char *pkg_version
= pkg_version_str_alloc(pkg
);
1114 sprintf_alloc(&preinst_args
, "install %s", pkg_version
);
1117 preinst_args
= strdup("install");
1120 err
= pkg_run_script(conf
, pkg
, "preinst", preinst_args
);
1122 opkg_message(conf
, OPKG_ERROR
,
1123 "Aborting installation of %s\n", pkg
->name
);
1132 static int preinst_configure_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1134 /* DPKG_INCOMPATIBILITY:
1135 dpkg does the following error unwind, should we?
1136 pkg->postrm abort-upgrade old-version
1137 OR pkg->postrm abort-install old-version
1138 OR pkg->postrm abort-install
1143 static int backup_modified_conffiles(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1146 conffile_list_elt_t
*iter
;
1149 if (conf
->noaction
) return 0;
1151 /* Backup all modified conffiles */
1153 for (iter
= nv_pair_list_first(&old_pkg
->conffiles
); iter
; iter
= nv_pair_list_next(&old_pkg
->conffiles
, iter
)) {
1157 cf_name
= root_filename_alloc(conf
, cf
->name
);
1159 /* Don't worry if the conffile is just plain gone */
1160 if (file_exists(cf_name
) && conffile_has_been_modified(conf
, cf
)) {
1161 err
= backup_make_backup(conf
, cf_name
);
1170 /* Backup all conffiles that were not conffiles in old_pkg */
1171 for (iter
= nv_pair_list_first(&pkg
->conffiles
); iter
; iter
= nv_pair_list_next(&pkg
->conffiles
, iter
)) {
1173 cf
= (conffile_t
*)iter
->data
;
1174 cf_name
= root_filename_alloc(conf
, cf
->name
);
1175 /* Ignore if this was a conffile in old_pkg as well */
1176 if (pkg_get_conffile(old_pkg
, cf
->name
)) {
1180 if (file_exists(cf_name
) && (! backup_exists_for(cf_name
))) {
1181 err
= backup_make_backup(conf
, cf_name
);
1192 static int backup_modified_conffiles_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1194 conffile_list_elt_t
*iter
;
1197 for (iter
= nv_pair_list_first(&old_pkg
->conffiles
); iter
; iter
= nv_pair_list_next(&old_pkg
->conffiles
, iter
)) {
1198 backup_remove(((nv_pair_t
*)iter
->data
)->name
);
1202 for (iter
= nv_pair_list_first(&pkg
->conffiles
); iter
; iter
= nv_pair_list_next(&pkg
->conffiles
, iter
)) {
1203 backup_remove(((nv_pair_t
*)iter
->data
)->name
);
1210 static int check_data_file_clashes(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1212 /* DPKG_INCOMPATIBILITY:
1213 opkg takes a slightly different approach than dpkg at this
1214 point. dpkg installs each file in the new package while
1215 creating a backup for any file that is replaced, (so that it
1216 can unwind if necessary). To avoid complexity and redundant
1217 storage, opkg doesn't do any installation until later, (at the
1218 point at which dpkg removes the backups.
1220 But, we do have to check for data file clashes, since after
1221 installing a package with a file clash, removing either of the
1222 packages involved in the clash has the potential to break the
1225 str_list_t
*files_list
;
1226 str_list_elt_t
*iter
, *niter
;
1230 files_list
= pkg_get_installed_files(pkg
);
1231 for (iter
= str_list_first(files_list
), niter
= str_list_next(files_list
, iter
);
1233 iter
= niter
, niter
= str_list_next(files_list
, iter
)) {
1234 char *root_filename
;
1235 char *filename
= (char *) iter
->data
;
1236 root_filename
= root_filename_alloc(conf
, filename
);
1237 if (file_exists(root_filename
) && (! file_is_dir(root_filename
))) {
1240 /* Pre-existing conffiles are OK */
1241 /* @@@@ should have way to check that it is a conffile -Jamey */
1242 if (backup_exists_for(root_filename
)) {
1246 /* Pre-existing files are OK if force-overwrite was asserted. */
1247 if (conf
->force_overwrite
) {
1248 /* but we need to change who owns this file */
1249 file_hash_set_file_owner(conf
, filename
, pkg
);
1253 owner
= file_hash_get_file_owner(conf
, filename
);
1255 /* Pre-existing files are OK if owned by the pkg being upgraded. */
1256 if (owner
&& old_pkg
) {
1257 if (strcmp(owner
->name
, old_pkg
->name
) == 0) {
1262 /* Pre-existing files are OK if owned by a package replaced by new pkg. */
1264 opkg_message(conf
, OPKG_DEBUG2
, "Checking for replaces for %s in package %s\n", filename
, owner
->name
);
1265 if (pkg_replaces(pkg
, owner
)) {
1268 /* If the file that would be installed is owned by the same package, ( as per a reinstall or similar )
1269 then it's ok to overwrite. */
1270 if (strcmp(owner
->name
,pkg
->name
)==0){
1271 opkg_message(conf
, OPKG_INFO
, "Replacing pre-existing file %s owned by package %s\n", filename
, owner
->name
);
1276 /* Pre-existing files are OK if they are obsolete */
1277 obs
= hash_table_get(&conf
->obs_file_hash
, filename
);
1279 opkg_message(conf
, OPKG_INFO
, "Pre-exiting file %s is obsolete. obs_pkg=%s\n", filename
, obs
->name
);
1283 /* We have found a clash. */
1284 opkg_message(conf
, OPKG_ERROR
,
1285 "Package %s wants to install file %s\n"
1286 "\tBut that file is already provided by package ",
1287 pkg
->name
, filename
);
1289 opkg_message(conf
, OPKG_ERROR
,
1290 "%s\n", owner
->name
);
1292 opkg_message(conf
, OPKG_ERROR
,
1293 "<no package>\nPlease move this file out of the way and try again.\n");
1297 free(root_filename
);
1299 pkg_free_installed_files(pkg
);
1304 static int check_data_file_clashes_change(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1306 /* Basically that's the worst hack I could do to be able to change ownership of
1307 file list, but, being that we have no way to unwind the mods, due to structure
1308 of hash table, probably is the quickest hack too, whishing it would not slow-up thing too much.
1309 What we do here is change the ownership of file in hash if a replace ( or similar events
1311 Only the action that are needed to change name should be considered.
1312 @@@ To change after 1.0 release.
1314 str_list_t
*files_list
;
1315 str_list_elt_t
*iter
, *niter
;
1317 char *root_filename
= NULL
;
1321 files_list
= pkg_get_installed_files(pkg
);
1322 for (iter
= str_list_first(files_list
), niter
= str_list_next(files_list
, iter
);
1324 iter
= niter
, niter
= str_list_next(files_list
, niter
)) {
1325 char *filename
= (char *) iter
->data
;
1326 if (root_filename
) {
1327 free(root_filename
);
1328 root_filename
= NULL
;
1330 root_filename
= root_filename_alloc(conf
, filename
);
1331 if (file_exists(root_filename
) && (! file_is_dir(root_filename
))) {
1334 owner
= file_hash_get_file_owner(conf
, filename
);
1336 if (conf
->force_overwrite
) {
1337 /* but we need to change who owns this file */
1338 file_hash_set_file_owner(conf
, filename
, pkg
);
1343 /* Pre-existing files are OK if owned by a package replaced by new pkg. */
1345 if (pkg_replaces(pkg
, owner
)) {
1346 /* It's now time to change the owner of that file.
1347 It has been "replaced" from the new "Replaces", then I need to inform lists file about that. */
1348 opkg_message(conf
, OPKG_INFO
, "Replacing pre-existing file %s owned by package %s\n", filename
, owner
->name
);
1349 file_hash_set_file_owner(conf
, filename
, pkg
);
1356 if (root_filename
) {
1357 free(root_filename
);
1358 root_filename
= NULL
;
1360 pkg_free_installed_files(pkg
);
1365 static int check_data_file_clashes_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1367 /* Nothing to do since check_data_file_clashes doesn't change state */
1371 static int postrm_upgrade_old_pkg(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1373 /* DPKG_INCOMPATIBILITY: dpkg does the following here, should we?
1374 1. If the package is being upgraded, call
1375 old-postrm upgrade new-version
1376 2. If this fails, attempt:
1377 new-postrm failed-upgrade old-version
1378 Error unwind, for both cases:
1379 old-preinst abort-upgrade new-version */
1383 static int postrm_upgrade_old_pkg_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1385 /* DPKG_INCOMPATIBILITY:
1386 dpkg does some things here that we don't do yet. Do we care?
1387 (See postrm_upgrade_old_pkg for details)
1392 static int remove_obsolesced_files(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1395 str_list_t
*old_files
;
1397 str_list_t
*new_files
;
1399 hash_table_t new_files_table
;
1401 if (old_pkg
== NULL
) {
1405 old_files
= pkg_get_installed_files(old_pkg
);
1406 new_files
= pkg_get_installed_files(pkg
);
1408 new_files_table
.entries
= NULL
;
1409 hash_table_init("new_files" , &new_files_table
, 20);
1410 for (nf
= str_list_first(new_files
); nf
; nf
= str_list_next(new_files
, nf
)) {
1412 hash_table_insert(&new_files_table
, nf
->data
, nf
->data
);
1415 for (of
= str_list_first(old_files
); of
; of
= str_list_next(old_files
, of
)) {
1418 old
= (char *)of
->data
;
1419 new = (char *) hash_table_get (&new_files_table
, old
);
1423 if (file_is_dir(old
)) {
1426 owner
= file_hash_get_file_owner(conf
, old
);
1427 if (owner
!= old_pkg
) {
1428 /* in case obsolete file no longer belongs to old_pkg */
1432 /* old file is obsolete */
1433 opkg_message(conf
, OPKG_INFO
,
1434 " removing obsolete file %s\n", old
);
1435 if (!conf
->noaction
) {
1438 opkg_message(conf
, OPKG_ERROR
, " Warning: remove %s failed: %s\n", old
,
1444 hash_table_deinit(&new_files_table
);
1445 pkg_free_installed_files(old_pkg
);
1446 pkg_free_installed_files(pkg
);
1451 static int remove_obsolete_maintainer_scripts(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1459 opkg_message(conf
, OPKG_ERROR
, "%s: no dest for package %s\n", __FUNCTION__
, pkg
->name
);
1462 sprintf_alloc(&globpattern
, "%s/%s.*", pkg
->dest
->info_dir
, pkg
->name
);
1463 err
= glob(globpattern
, 0, NULL
, &globbuf
);
1468 /* XXXX this should perhaps only remove the ones that are not overwritten in new package. Jamey 11/11/2003 */
1469 for (i
= 0; i
< globbuf
.gl_pathc
; i
++) {
1470 opkg_message(conf
, OPKG_DEBUG
, "Removing control file %s from old_pkg %s\n",
1471 globbuf
.gl_pathv
[i
], old_pkg
->name
);
1472 if (!conf
->noaction
)
1473 unlink(globbuf
.gl_pathv
[i
]);
1480 static int install_maintainer_scripts(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1486 remove_obsolete_maintainer_scripts(conf
, pkg
, old_pkg
);
1487 sprintf_alloc(&prefix
, "%s.", pkg
->name
);
1488 ret
= pkg_extract_control_files_to_dir_with_prefix(pkg
,
1489 pkg
->dest
->info_dir
,
1495 static int remove_disappeared(opkg_conf_t
*conf
, pkg_t
*pkg
)
1497 /* DPKG_INCOMPATIBILITY:
1498 This is a fairly sophisticated dpkg operation. Shall we
1501 /* Any packages all of whose files have been overwritten during the
1502 installation, and which aren't required for dependencies, are
1503 considered to have been removed. For each such package
1504 1. disappearer's-postrm disappear overwriter overwriter-version
1505 2. The package's maintainer scripts are removed
1506 3. It is noted in the status database as being in a sane state,
1507 namely not installed (any conffiles it may have are ignored,
1508 rather than being removed by dpkg). Note that disappearing
1509 packages do not have their prerm called, because dpkg doesn't
1510 know in advance that the package is going to vanish.
1515 static int install_data_files(opkg_conf_t
*conf
, pkg_t
*pkg
)
1519 /* opkg takes a slightly different approach to data file backups
1520 than dpkg. Rather than removing backups at this point, we
1521 actually do the data file installation now. See comments in
1522 check_data_file_clashes() for more details. */
1524 opkg_message(conf
, OPKG_INFO
,
1525 " extracting data files to %s\n", pkg
->dest
->root_dir
);
1526 err
= pkg_extract_data_files_to_dir(pkg
, pkg
->dest
->root_dir
);
1531 /* XXX: BUG or FEATURE : We are actually loosing the Essential flag,
1532 so we can't save ourself from removing important packages
1533 At this point we (should) have extracted the .control file, so it
1534 would be a good idea to reload the data in it, and set the Essential
1535 state in *pkg. From now on the Essential is back in status file and
1536 we can protect again.
1537 We should operate this way:
1538 fopen the file ( pkg->dest->root_dir/pkg->name.control )
1539 check for "Essential" in it
1540 set the value in pkg->essential.
1541 This new routine could be useful also for every other flag
1543 set_flags_from_control(conf
, pkg
) ;
1545 opkg_message(conf
, OPKG_DEBUG
, " Calling pkg_write_filelist from %s\n", __FUNCTION__
);
1546 err
= pkg_write_filelist(conf
, pkg
);
1550 /* XXX: FEATURE: opkg should identify any files which existed
1551 before installation and which were overwritten, (see
1552 check_data_file_clashes()). What it must do is remove any such
1553 files from the filelist of the old package which provided the
1554 file. Otherwise, if the old package were removed at some point
1555 it would break the new package. Removing the new package will
1556 also break the old one, but this cannot be helped since the old
1557 package's file has already been deleted. This is the importance
1558 of check_data_file_clashes(), and only allowing opkg to install
1559 a clashing package with a user force. */
1564 static int resolve_conffiles(opkg_conf_t
*conf
, pkg_t
*pkg
)
1566 conffile_list_elt_t
*iter
;
1573 if (conf
->noaction
) return 0;
1575 for (iter
= nv_pair_list_first(&pkg
->conffiles
); iter
; iter
= nv_pair_list_next(&pkg
->conffiles
, iter
)) {
1576 char *root_filename
;
1577 cf
= (conffile_t
*)iter
->data
;
1578 root_filename
= root_filename_alloc(conf
, cf
->name
);
1580 /* Might need to initialize the md5sum for each conffile */
1581 if (cf
->value
== NULL
) {
1582 cf
->value
= file_md5sum_alloc(root_filename
);
1585 if (!file_exists(root_filename
)) {
1586 free(root_filename
);
1590 cf_backup
= backup_filename_alloc(root_filename
);
1593 if (file_exists(cf_backup
)) {
1594 /* Let's compute md5 to test if files are changed */
1595 md5sum
= file_md5sum_alloc(cf_backup
);
1596 if (strcmp( cf
->value
,md5sum
) != 0 ) {
1597 if (conf
->force_maintainer
) {
1598 opkg_message(conf
, OPKG_NOTICE
, "Conffile %s using maintainer's setting.\n", cf_backup
);
1599 } else if (conf
->force_defaults
1600 || user_prefers_old_conffile(cf
->name
, cf_backup
) ) {
1601 rename(cf_backup
, root_filename
);
1609 free(root_filename
);
1615 static int user_prefers_old_conffile(const char *file_name
, const char *backup
)
1618 const char *short_file_name
;
1620 short_file_name
= strrchr(file_name
, '/');
1621 if (short_file_name
) {
1624 short_file_name
= file_name
;
1628 response
= get_user_response(" Configuration file '%s'\n"
1629 " ==> File on system created by you or by a script.\n"
1630 " ==> File also in package provided by package maintainer.\n"
1631 " What would you like to do about it ? Your options are:\n"
1632 " Y or I : install the package maintainer's version\n"
1633 " N or O : keep your currently-installed version\n"
1634 " D : show the differences between the versions (if diff is installed)\n"
1635 " The default action is to keep your current version.\n"
1636 " *** %s (Y/I/N/O/D) [default=N] ? ", file_name
, short_file_name
);
1637 if (strcmp(response
, "y") == 0
1638 || strcmp(response
, "i") == 0
1639 || strcmp(response
, "yes") == 0) {
1644 if (strcmp(response
, "d") == 0) {
1648 /* XXX: BUG rewrite to use exec or busybox's internal diff */
1649 sprintf_alloc(&cmd
, "diff -u %s %s", backup
, file_name
);
1652 printf(" [Press ENTER to continue]\n");
1653 response
= file_read_line_alloc(stdin
);
1663 /* XXX: CLEANUP: I'd like to move all of the code for
1664 creating/cleaning pkg->tmp_unpack_dir directly into pkg.c. (Then,
1665 it would make sense to cleanup pkg->tmp_unpack_dir directly from
1666 pkg_deinit for example). */
1667 static int cleanup_temporary_files(opkg_conf_t
*conf
, pkg_t
*pkg
)
1670 struct dirent
*dirent
;
1673 #ifdef OPKG_DEBUG_NO_TMP_CLEANUP
1675 opkg_message(conf
, OPKG_DEBUG
,
1676 "%s: Not cleaning up %s since opkg compiled with OPKG_DEBUG_NO_TMP_CLEANUP\n",
1677 __FUNCTION__
, pkg
->tmp_unpack_dir
);
1681 if (pkg
->tmp_unpack_dir
&& file_is_dir(pkg
->tmp_unpack_dir
)) {
1682 tmp_dir
= opendir(pkg
->tmp_unpack_dir
);
1685 dirent
= readdir(tmp_dir
);
1686 if (dirent
== NULL
) {
1689 sprintf_alloc(&tmp_file
, "%s/%s",
1690 pkg
->tmp_unpack_dir
, dirent
->d_name
);
1691 if (! file_is_dir(tmp_file
)) {
1697 rmdir(pkg
->tmp_unpack_dir
);
1698 free(pkg
->tmp_unpack_dir
);
1699 pkg
->tmp_unpack_dir
= NULL
;
1703 opkg_message(conf
, OPKG_INFO
, "cleanup_temporary_files: pkg=%s local_filename=%s tmp_dir=%s\n",
1704 pkg
->name
, pkg
->local_filename
, conf
->tmp_dir
);
1705 if (pkg
->local_filename
&& strncmp(pkg
->local_filename
, conf
->tmp_dir
, strlen(conf
->tmp_dir
)) == 0) {
1706 unlink(pkg
->local_filename
);
1707 free(pkg
->local_filename
);
1708 pkg
->local_filename
= NULL
;
1714 static char *backup_filename_alloc(const char *file_name
)
1718 sprintf_alloc(&backup
, "%s%s", file_name
, OPKG_BACKUP_SUFFIX
);
1723 int backup_make_backup(opkg_conf_t
*conf
, const char *file_name
)
1728 backup
= backup_filename_alloc(file_name
);
1729 err
= file_copy(file_name
, backup
);
1731 opkg_message(conf
, OPKG_ERROR
,
1732 "%s: Failed to copy %s to %s\n",
1733 __FUNCTION__
, file_name
, backup
);
1741 static int backup_exists_for(const char *file_name
)
1746 backup
= backup_filename_alloc(file_name
);
1748 ret
= file_exists(backup
);
1755 static int backup_remove(const char *file_name
)
1759 backup
= backup_filename_alloc(file_name
);