1 /* opkg_install.c - the itsy 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.
24 typedef void (*sighandler_t
)(int);
28 #include "pkg_extract.h"
30 #include "opkg_install.h"
31 #include "opkg_configure.h"
32 #include "opkg_download.h"
33 #include "opkg_remove.h"
35 #include "opkg_utils.h"
36 #include "opkg_message.h"
37 #include "opkg_state.h"
38 #include "opkg_defines.h"
40 #include "sprintf_alloc.h"
41 #include "file_util.h"
46 int satisfy_dependencies_for(opkg_conf_t
*conf
, pkg_t
*pkg
);
47 static int verify_pkg_installable(opkg_conf_t
*conf
, pkg_t
*pkg
);
48 static int unpack_pkg_control_files(opkg_conf_t
*conf
, pkg_t
*pkg
);
50 static int prerm_upgrade_old_pkg(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
51 static int prerm_upgrade_old_pkg_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
52 static int prerm_deconfigure_conflictors(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_vec_t
*conflictors
);
53 static int prerm_deconfigure_conflictors_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_vec_t
*conflictors
);
54 static int preinst_configure(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
55 static int preinst_configure_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
56 static int check_data_file_clashes(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
57 static int check_data_file_clashes_change(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
58 static int check_data_file_clashes_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
59 static int backup_modified_conffiles(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
60 static int backup_modified_conffiles_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
61 static int postrm_upgrade_old_pkg(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
62 static int postrm_upgrade_old_pkg_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
64 static int remove_obsolesced_files(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
65 static int install_maintainer_scripts(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
66 static int remove_disappeared(opkg_conf_t
*conf
, pkg_t
*pkg
);
67 static int install_data_files(opkg_conf_t
*conf
, pkg_t
*pkg
);
68 static int resolve_conffiles(opkg_conf_t
*conf
, pkg_t
*pkg
);
70 static int cleanup_temporary_files(opkg_conf_t
*conf
, pkg_t
*pkg
);
72 static int user_prefers_old_conffile(const char *file
, const char *backup
);
74 static char *backup_filename_alloc(const char *file_name
);
75 static int backup_make_backup(opkg_conf_t
*conf
, const char *file_name
);
76 static int backup_exists_for(const char *file_name
);
77 static int backup_remove(const char *file_name
);
80 int opkg_install_from_file(opkg_conf_t
*conf
, const char *filename
)
84 char *old_version
, *new_version
;
91 err
= pkg_init_from_file(pkg
, filename
);
96 if (!pkg
->architecture
) {
97 opkg_message(conf
, OPKG_ERROR
, "Package %s has no Architecture defined.\n", pkg
->name
);
101 /* XXX: CLEANUP: hash_insert_pkg has a nasty side effect of possibly
102 freeing the pkg that we pass in. It might be nice to clean this up
104 pkg
= hash_insert_pkg(&conf
->pkg_hash
, pkg
, 1,conf
);
105 old
= pkg_hash_fetch_installed_by_name(&conf
->pkg_hash
, pkg
->name
);
107 pkg
->local_filename
= strdup(filename
);
110 old_version
= pkg_version_str_alloc(old
);
111 new_version
= pkg_version_str_alloc(pkg
);
113 cmp
= pkg_compare_versions(old
, pkg
);
114 if ( (conf
->force_downgrade
==1) && (cmp
> 0) ){ /* We've been asked to allow downgrade and version is precedent */
115 cmp
= -1 ; /* then we force opkg to downgrade */
116 /* We need to use a value < 0 because in the 0 case we are asking to */
117 /* reinstall, and some check could fail asking the "force-reinstall" option */
120 opkg_message(conf
, OPKG_NOTICE
,
121 "Not downgrading package %s on %s from %s to %s.\n",
122 old
->name
, old
->dest
->name
, old_version
, new_version
);
123 pkg
->state_want
= SW_DEINSTALL
;
124 pkg
->state_flag
|= SF_OBSOLETE
;
134 opkg_message(conf
, OPKG_DEBUG2
,"Function: %s calling opkg_install_pkg \n",__FUNCTION__
);
135 return opkg_install_pkg(conf
, pkg
,0);
138 opkg_error_t
opkg_install_by_name(opkg_conf_t
*conf
, const char *pkg_name
)
142 char *old_version
, *new_version
;
144 opkg_message(conf
, OPKG_DEBUG2
, " Getting old from pkg_hash_fetch \n" );
145 old
= pkg_hash_fetch_installed_by_name(&conf
->pkg_hash
, pkg_name
);
147 opkg_message(conf
, OPKG_DEBUG2
, " Old versions from pkg_hash_fetch %s \n", old
->version
);
149 opkg_message(conf
, OPKG_DEBUG2
, " Getting new from pkg_hash_fetch \n" );
150 new = pkg_hash_fetch_best_installation_candidate_by_name(conf
, pkg_name
);
152 opkg_message(conf
, OPKG_DEBUG2
, " New versions from pkg_hash_fetch %s \n", new->version
);
154 /* Pigi Basically here is broken the version stuff.
155 What's happening is that nothing provide the version to differents
156 functions, so the returned struct is always the latest.
157 That's why the install by name don't work.
159 opkg_message(conf
, OPKG_DEBUG2
, " Versions from pkg_hash_fetch in %s ", __FUNCTION__
);
162 opkg_message(conf
, OPKG_DEBUG2
, " old %s ", old
->version
);
164 opkg_message(conf
, OPKG_DEBUG2
, " new %s ", new->version
);
165 opkg_message(conf
, OPKG_DEBUG2
, " \n");
168 return OPKG_PKG_HAS_NO_CANDIDATE
;
171 new->state_flag
|= SF_USER
;
173 old_version
= pkg_version_str_alloc(old
);
174 new_version
= pkg_version_str_alloc(new);
176 cmp
= pkg_compare_versions(old
, new);
177 if ( (conf
->force_downgrade
==1) && (cmp
> 0) ){ /* We've been asked to allow downgrade and version is precedent */
178 opkg_message(conf
, OPKG_DEBUG
, " Forcing downgrade \n");
179 cmp
= -1 ; /* then we force opkg to downgrade */
180 /* We need to use a value < 0 because in the 0 case we are asking to */
181 /* reinstall, and some check could fail asking the "force-reinstall" option */
183 opkg_message(conf
, OPKG_DEBUG
,
184 "Comparing visible versions of pkg %s:"
185 "\n\t%s is installed "
186 "\n\t%s is available "
187 "\n\t%d was comparison result\n",
188 pkg_name
, old_version
, new_version
, cmp
);
189 if (cmp
== 0 && !conf
->force_reinstall
) {
190 opkg_message(conf
, OPKG_NOTICE
,
191 "Package %s (%s) installed in %s is up to date.\n",
192 old
->name
, old_version
, old
->dest
->name
);
196 } else if (cmp
> 0) {
197 opkg_message(conf
, OPKG_NOTICE
,
198 "Not downgrading package %s on %s from %s to %s.\n",
199 old
->name
, old
->dest
->name
, old_version
, new_version
);
203 } else if (cmp
< 0) {
204 new->dest
= old
->dest
;
205 old
->state_want
= SW_DEINSTALL
; /* Here probably the problem for bug 1277 */
209 /* XXX: CLEANUP: The error code of opkg_install_by_name is really
210 supposed to be an opkg_error_t, but opkg_install_pkg could
211 return any kind of integer, (might be errno from a syscall,
212 etc.). This is a real mess and will need to be cleaned up if
213 anyone ever wants to make a nice libopkg. */
215 opkg_message(conf
, OPKG_DEBUG2
,"Function: %s calling opkg_install_pkg \n",__FUNCTION__
);
216 return opkg_install_pkg(conf
, new,0);
219 opkg_error_t
opkg_install_multi_by_name(opkg_conf_t
*conf
, const char *pkg_name
)
221 abstract_pkg_vec_t
*providers
= pkg_hash_fetch_all_installation_candidates (&conf
->pkg_hash
, pkg_name
);
224 abstract_pkg_t
*ppkg
;
226 if (providers
== NULL
)
227 return OPKG_PKG_HAS_NO_CANDIDATE
;
229 for (i
= 0; i
< providers
->len
; i
++) {
230 ppkg
= abstract_pkg_vec_get(providers
, i
);
231 opkg_message(conf
, OPKG_DEBUG2
,"Function: %s calling opkg_install_by_name %d \n",__FUNCTION__
, i
);
232 err
= opkg_install_by_name(conf
, ppkg
->name
);
235 /* XXX Maybe ppkg should be freed ? */
241 * Walk dependence graph starting with pkg, collect packages to be
242 * installed into pkgs_needed, in dependence order.
244 int pkg_mark_dependencies_for_installation(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_vec_t
*pkgs_needed
)
247 pkg_vec_t
*depends
= pkg_vec_alloc();
248 char **unresolved
= NULL
;
251 ndepends
= pkg_hash_fetch_unsatisfied_dependencies(conf
,
256 opkg_message(conf
, OPKG_ERROR
,
257 "%s: Cannot satisfy the following dependencies for %s:\n\t",
258 conf
->force_depends
? "Warning" : "ERROR", pkg
->name
);
259 while (*unresolved
) {
260 opkg_message(conf
, OPKG_ERROR
, " %s", *unresolved
);
263 opkg_message(conf
, OPKG_ERROR
, "\n");
264 if (! conf
->force_depends
) {
265 opkg_message(conf
, OPKG_INFO
,
266 "This could mean that your package list is out of date or that the packages\n"
267 "mentioned above do not yet exist (try 'opkg update'). To proceed in spite\n"
268 "of this problem try again with the '-force-depends' option.\n");
269 pkg_vec_free(depends
);
270 return OPKG_PKG_DEPS_UNSATISFIED
;
275 pkg_vec_free(depends
);
279 for (i
= 0; i
< depends
->len
; i
++) {
280 pkg_t
*dep
= depends
->pkgs
[i
];
281 /* The package was uninstalled when we started, but another
282 dep earlier in this loop may have depended on it and pulled
283 it in, so check first. */
284 if ((dep
->state_status
!= SS_INSTALLED
)
285 && (dep
->state_status
!= SS_UNPACKED
)
286 && (dep
->state_want
!= SW_INSTALL
)) {
288 /* Mark packages as to-be-installed */
289 dep
->state_want
= SW_INSTALL
;
291 /* Dependencies should be installed the same place as pkg */
292 if (dep
->dest
== NULL
) {
293 dep
->dest
= pkg
->dest
;
296 err
= pkg_mark_dependencies_for_installation(conf
, dep
, pkgs_needed
);
298 pkg_vec_free(depends
);
304 pkg_vec_insert(pkgs_needed
, pkg
);
306 pkg_vec_free(depends
);
311 int name_mark_dependencies_for_installation(opkg_conf_t
*conf
, const char *pkg_name
, pkg_vec_t
*pkgs_needed
)
315 char *old_version
, *new_version
;
317 old
= pkg_hash_fetch_installed_by_name(&conf
->pkg_hash
, pkg_name
);
319 new = pkg_hash_fetch_best_installation_candidate_by_name(conf
, pkg_name
);
321 return OPKG_PKG_HAS_NO_CANDIDATE
;
324 old_version
= pkg_version_str_alloc(old
);
325 new_version
= pkg_version_str_alloc(new);
327 cmp
= pkg_compare_versions(old
, new);
328 if ( (conf
->force_downgrade
==1) && (cmp
> 0) ){ /* We've been asked to allow downgrade and version is precedent */
329 opkg_message(conf
, OPKG_DEBUG
, " Forcing downgrade ");
330 cmp
= -1 ; /* then we force opkg to downgrade */
331 /* We need to use a value < 0 because in the 0 case we are asking to */
332 /* reinstall, and some check could fail asking the "force-reinstall" option */
334 opkg_message(conf
, OPKG_DEBUG
,
335 "comparing visible versions of pkg %s:"
336 "\n\t%s is installed "
337 "\n\t%s is available "
338 "\n\t%d was comparison result\n",
339 pkg_name
, old_version
, new_version
, cmp
);
340 if (cmp
== 0 && !conf
->force_reinstall
) {
341 opkg_message(conf
, OPKG_NOTICE
,
342 "Package %s (%s) installed in %s is up to date.\n",
343 old
->name
, old_version
, old
->dest
->name
);
347 } else if (cmp
> 0) {
348 opkg_message(conf
, OPKG_NOTICE
,
349 "Not downgrading package %s on %s from %s to %s.\n",
350 old
->name
, old
->dest
->name
, old_version
, new_version
);
354 } else if (cmp
< 0) {
355 new->dest
= old
->dest
;
356 old
->state_want
= SW_DEINSTALL
;
357 old
->state_flag
|= SF_OBSOLETE
;
360 return pkg_mark_dependencies_for_installation(conf
, new, pkgs_needed
);
365 int satisfy_dependencies_for(opkg_conf_t
*conf
, pkg_t
*pkg
)
368 pkg_vec_t
*depends
= pkg_vec_alloc();
370 char **unresolved
= NULL
;
373 ndepends
= pkg_hash_fetch_unsatisfied_dependencies(conf
,
378 opkg_message(conf
, OPKG_ERROR
,
379 "%s: Cannot satisfy the following dependencies for %s:\n\t",
380 conf
->force_depends
? "Warning" : "ERROR", pkg
->name
);
381 while (*unresolved
) {
382 opkg_message(conf
, OPKG_ERROR
, " %s", *unresolved
);
385 opkg_message(conf
, OPKG_ERROR
, "\n");
386 if (! conf
->force_depends
) {
387 opkg_message(conf
, OPKG_INFO
,
388 "This could mean that your package list is out of date or that the packages\n"
389 "mentioned above do not yet exist (try 'opkg update'). To proceed in spite\n"
390 "of this problem try again with the '-force-depends' option.\n");
391 pkg_vec_free(depends
);
392 return OPKG_PKG_DEPS_UNSATISFIED
;
400 /* Mark packages as to-be-installed */
401 for (i
=0; i
< depends
->len
; i
++) {
402 /* Dependencies should be installed the same place as pkg */
403 if (depends
->pkgs
[i
]->dest
== NULL
) {
404 depends
->pkgs
[i
]->dest
= pkg
->dest
;
406 depends
->pkgs
[i
]->state_want
= SW_INSTALL
;
409 for (i
= 0; i
< depends
->len
; i
++) {
410 dep
= depends
->pkgs
[i
];
411 /* The package was uninstalled when we started, but another
412 dep earlier in this loop may have depended on it and pulled
413 it in, so check first. */
414 if ((dep
->state_status
!= SS_INSTALLED
)
415 && (dep
->state_status
!= SS_UNPACKED
)) {
416 opkg_message(conf
, OPKG_DEBUG2
,"Function: %s calling opkg_install_pkg \n",__FUNCTION__
);
417 err
= opkg_install_pkg(conf
, dep
,0);
418 /* mark this package as having been automatically installed to
419 * satisfy a dependancy */
420 dep
->auto_installed
= 1;
422 pkg_vec_free(depends
);
428 pkg_vec_free(depends
);
434 /* check all packages have their dependences satisfied, e.g., in case an upgraded package split */
435 int opkg_satisfy_all_dependences(opkg_conf_t
*conf
)
437 if (conf
->nodeps
== 0) {
439 pkg_vec_t
*installed
= pkg_vec_alloc();
440 pkg_hash_fetch_all_installed(&conf
->pkg_hash
, installed
);
441 for (i
= 0; i
< installed
->len
; i
++) {
442 pkg_t
*pkg
= installed
->pkgs
[i
];
443 satisfy_dependencies_for(conf
, pkg
);
445 pkg_vec_free(installed
);
452 static int check_conflicts_for(opkg_conf_t
*conf
, pkg_t
*pkg
)
455 pkg_vec_t
*conflicts
= NULL
;
458 if (conf
->force_depends
) {
466 if (!conf
->force_depends
)
467 conflicts
= (pkg_vec_t
*)pkg_hash_fetch_conflicts(&conf
->pkg_hash
, pkg
);
470 opkg_message(conf
, level
,
471 "%s: The following packages conflict with %s:\n\t", prefix
, pkg
->name
);
473 while (i
< conflicts
->len
)
474 opkg_message(conf
, level
, " %s", conflicts
->pkgs
[i
++]->name
);
475 opkg_message(conf
, level
, "\n");
476 pkg_vec_free(conflicts
);
477 return OPKG_PKG_DEPS_UNSATISFIED
;
482 static int update_file_ownership(opkg_conf_t
*conf
, pkg_t
*new_pkg
, pkg_t
*old_pkg
)
484 str_list_t
*new_list
= pkg_get_installed_files(new_pkg
);
485 str_list_elt_t
*iter
;
487 for (iter
= new_list
->head
; iter
; iter
= iter
->next
) {
488 char *new_file
= iter
->data
;
489 pkg_t
*owner
= file_hash_get_file_owner(conf
, new_file
);
491 opkg_message(conf
, OPKG_ERROR
, "Null new_file for new_pkg=%s\n", new_pkg
->name
);
492 if (!owner
|| (owner
== old_pkg
))
493 file_hash_set_file_owner(conf
, new_file
, new_pkg
);
496 str_list_t
*old_list
= pkg_get_installed_files(old_pkg
);
497 for (iter
= old_list
->head
; iter
; iter
= iter
->next
) {
498 char *old_file
= iter
->data
;
499 pkg_t
*owner
= file_hash_get_file_owner(conf
, old_file
);
500 if (owner
== old_pkg
) {
502 hash_table_insert(&conf
->obs_file_hash
, old_file
, old_pkg
);
509 static int verify_pkg_installable(opkg_conf_t
*conf
, pkg_t
*pkg
)
511 /* XXX: FEATURE: Anything else needed here? Maybe a check on free space? */
513 /* sma 6.20.02: yup; here's the first bit */
515 * XXX: BUG easy for cworth
516 * 1) please point the call below to the correct current root destination
517 * 2) we need to resolve how to check the required space for a pending pkg,
518 * my diddling with the .ipk file size below isn't going to cut it.
519 * 3) return a proper error code instead of 1
521 int comp_size
, blocks_available
;
523 if (!conf
->force_space
&& pkg
->installed_size
!= NULL
) {
524 blocks_available
= get_available_blocks(conf
->default_dest
->root_dir
);
526 comp_size
= strtoul(pkg
->installed_size
, NULL
, 0);
527 /* round up a blocks count without doing fancy-but-slow casting jazz */
528 comp_size
= (int)((comp_size
+ 1023) / 1024);
530 if (comp_size
>= blocks_available
) {
531 opkg_message(conf
, OPKG_ERROR
,
532 "Only have %d available blocks on filesystem %s, pkg %s needs %d\n",
533 blocks_available
, conf
->default_dest
->root_dir
, pkg
->name
, comp_size
);
540 static int unpack_pkg_control_files(opkg_conf_t
*conf
, pkg_t
*pkg
)
543 char *conffiles_file_name
;
545 FILE *conffiles_file
;
547 sprintf_alloc(&pkg
->tmp_unpack_dir
, "%s/%s-XXXXXX", conf
->tmp_dir
, pkg
->name
);
549 pkg
->tmp_unpack_dir
= mkdtemp(pkg
->tmp_unpack_dir
);
550 if (pkg
->tmp_unpack_dir
== NULL
) {
551 opkg_message(conf
, OPKG_ERROR
,
552 "%s: Failed to create temporary directory '%s': %s\n",
553 __FUNCTION__
, pkg
->tmp_unpack_dir
, strerror(errno
));
557 err
= pkg_extract_control_files_to_dir(pkg
, pkg
->tmp_unpack_dir
);
562 /* XXX: CLEANUP: There might be a cleaner place to read in the
563 conffiles. Seems like I should be able to get everything to go
564 through pkg_init_from_file. If so, maybe it would make sense to
565 move all of unpack_pkg_control_files to that function. */
567 /* Don't need to re-read conffiles if we already have it */
568 if (pkg
->conffiles
.head
) {
572 sprintf_alloc(&conffiles_file_name
, "%s/conffiles", pkg
->tmp_unpack_dir
);
573 if (! file_exists(conffiles_file_name
)) {
574 free(conffiles_file_name
);
578 conffiles_file
= fopen(conffiles_file_name
, "r");
579 if (conffiles_file
== NULL
) {
580 fprintf(stderr
, "%s: failed to open %s: %s\n",
581 __FUNCTION__
, conffiles_file_name
, strerror(errno
));
582 free(conffiles_file_name
);
585 free(conffiles_file_name
);
589 char *cf_name_in_dest
;
591 cf_name
= file_read_line_alloc(conffiles_file
);
592 if (cf_name
== NULL
) {
596 if (cf_name
[0] == '\0') {
600 /* Prepend dest->root_dir to conffile name.
601 Take pains to avoid multiple slashes. */
602 root_dir
= pkg
->dest
->root_dir
;
603 if (conf
->offline_root
)
604 /* skip the offline_root prefix */
605 root_dir
= pkg
->dest
->root_dir
+ strlen(conf
->offline_root
);
606 sprintf_alloc(&cf_name_in_dest
, "%s%s", root_dir
,
607 cf_name
[0] == '/' ? (cf_name
+ 1) : cf_name
);
609 /* Can't get an md5sum now, (file isn't extracted yet).
610 We'll wait until resolve_conffiles */
611 conffile_list_append(&pkg
->conffiles
, cf_name_in_dest
, NULL
);
614 free(cf_name_in_dest
);
617 fclose(conffiles_file
);
622 /* returns number of installed replacees */
623 int pkg_get_installed_replacees(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_vec_t
*installed_replacees
)
625 abstract_pkg_t
**replaces
= pkg
->replaces
;
626 int replaces_count
= pkg
->replaces_count
;
628 for (i
= 0; i
< replaces_count
; i
++) {
629 abstract_pkg_t
*ab_pkg
= replaces
[i
];
630 pkg_vec_t
*pkg_vec
= ab_pkg
->pkgs
;
632 for (j
= 0; j
< pkg_vec
->len
; j
++) {
633 pkg_t
*replacee
= pkg_vec
->pkgs
[j
];
634 if (!pkg_conflicts(pkg
, replacee
))
636 if (replacee
->state_status
== SS_INSTALLED
) {
637 pkg_vec_insert(installed_replacees
, replacee
);
642 return installed_replacees
->len
;
645 int pkg_remove_installed_replacees(opkg_conf_t
*conf
, pkg_vec_t
*replacees
)
648 int replaces_count
= replacees
->len
;
649 for (i
= 0; i
< replaces_count
; i
++) {
650 pkg_t
*replacee
= replacees
->pkgs
[i
];
652 replacee
->state_flag
|= SF_REPLACE
; /* flag it so remove won't complain */
653 err
= opkg_remove_pkg(conf
, replacee
,0);
660 /* to unwind the removal: make sure they are installed */
661 int pkg_remove_installed_replacees_unwind(opkg_conf_t
*conf
, pkg_vec_t
*replacees
)
664 int replaces_count
= replacees
->len
;
665 for (i
= 0; i
< replaces_count
; i
++) {
666 pkg_t
*replacee
= replacees
->pkgs
[i
];
667 if (replacee
->state_status
!= SS_INSTALLED
) {
668 opkg_message(conf
, OPKG_DEBUG2
,"Function: %s calling opkg_install_pkg \n",__FUNCTION__
);
669 err
= opkg_install_pkg(conf
, replacee
,0);
677 int caught_sigint
= 0;
678 static void opkg_install_pkg_sigint_handler(int sig
)
683 /* compares versions of pkg and old_pkg, returns 0 if OK to proceed with installation of pkg, 1 otherwise */
684 static int opkg_install_check_downgrade(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
, int message
)
687 char message_out
[15];
688 char *old_version
= pkg_version_str_alloc(old_pkg
);
689 char *new_version
= pkg_version_str_alloc(pkg
);
690 int cmp
= pkg_compare_versions(old_pkg
, pkg
);
693 memset(message_out
,'\x0',15);
694 strncpy (message_out
,"Upgrading ",strlen("Upgrading "));
695 if ( (conf
->force_downgrade
==1) && (cmp
> 0) ){ /* We've been asked to allow downgrade and version is precedent */
696 cmp
= -1 ; /* then we force opkg to downgrade */
697 strncpy (message_out
,"Downgrading ",strlen("Downgrading ")); /* We need to use a value < 0 because in the 0 case we are asking to */
698 /* reinstall, and some check could fail asking the "force-reinstall" option */
702 opkg_message(conf
, OPKG_NOTICE
,
703 "Not downgrading package %s on %s from %s to %s.\n",
704 old_pkg
->name
, old_pkg
->dest
->name
, old_version
, new_version
);
706 } else if (cmp
< 0) {
707 opkg_message(conf
, OPKG_NOTICE
,
708 "%s%s on %s from %s to %s...\n",
709 message_out
, pkg
->name
, old_pkg
->dest
->name
, old_version
, new_version
);
710 pkg
->dest
= old_pkg
->dest
;
712 } else /* cmp == 0 */ {
713 if (conf
->force_reinstall
) {
714 opkg_message(conf
, OPKG_NOTICE
,
715 "Reinstalling %s (%s) on %s...\n",
716 pkg
->name
, new_version
, old_pkg
->dest
->name
);
717 pkg
->dest
= old_pkg
->dest
;
720 opkg_message(conf
, OPKG_NOTICE
,
721 "Not installing %s (%s) on %s -- already installed.\n",
722 pkg
->name
, new_version
, old_pkg
->dest
->name
);
730 char message_out
[15] ;
731 memset(message_out
,'\x0',15);
733 strncpy( message_out
,"Upgrading ",strlen("Upgrading ") );
735 strncpy( message_out
,"Installing ",strlen("Installing ") );
736 char *version
= pkg_version_str_alloc(pkg
);
738 opkg_message(conf
, OPKG_NOTICE
,
739 "%s%s (%s) to %s...\n", message_out
,
740 pkg
->name
, version
, pkg
->dest
->name
);
746 /* and now the meat... */
747 int opkg_install_pkg(opkg_conf_t
*conf
, pkg_t
*pkg
, int from_upgrade
)
751 pkg_t
*old_pkg
= NULL
;
752 pkg_vec_t
*replacees
;
753 abstract_pkg_t
*ab_pkg
= NULL
;
760 message
= 1; /* Coming from an upgrade, and should change the output message */
763 opkg_message(conf
, OPKG_ERROR
,
764 "INTERNAL ERROR: null pkg passed to opkg_install_pkg\n");
768 opkg_message(conf
, OPKG_DEBUG2
, "Function: %s calling pkg_arch_supported %s \n", __FUNCTION__
, __FUNCTION__
);
770 if (!pkg_arch_supported(conf
, pkg
)) {
771 opkg_message(conf
, OPKG_ERROR
, "INTERNAL ERROR: architecture %s for pkg %s is unsupported.\n",
772 pkg
->architecture
, pkg
->name
);
775 if (pkg
->state_status
== SS_INSTALLED
&& conf
->force_reinstall
== 0 && conf
->nodeps
== 0) {
776 err
= satisfy_dependencies_for(conf
, pkg
);
777 if (err
) { return err
; }
779 opkg_message(conf
, OPKG_NOTICE
,
780 "Package %s is already installed in %s.\n",
781 pkg
->name
, pkg
->dest
->name
);
785 if (pkg
->dest
== NULL
) {
786 pkg
->dest
= conf
->default_dest
;
789 old_pkg
= pkg_hash_fetch_installed_by_name(&conf
->pkg_hash
, pkg
->name
);
791 err
= opkg_install_check_downgrade(conf
, pkg
, old_pkg
, message
);
792 if (err
) { return err
; }
794 pkg
->state_want
= SW_INSTALL
;
796 old_pkg
->state_want
= SW_DEINSTALL
; /* needed for check_data_file_clashes of dependences */
800 /* Abhaya: conflicts check */
801 err
= check_conflicts_for(conf
, pkg
);
802 if (err
) { return err
; }
804 /* this setup is to remove the upgrade scenario in the end when
805 installing pkg A, A deps B & B deps on A. So both B and A are
806 installed. Then A's installation is started resulting in an
807 uncecessary upgrade */
808 if (pkg
->state_status
== SS_INSTALLED
809 && conf
->force_reinstall
== 0) return 0;
811 err
= verify_pkg_installable(conf
, pkg
);
812 if (err
) { return err
; }
814 if (pkg
->local_filename
== NULL
) {
815 err
= opkg_download_pkg(conf
, pkg
, conf
->tmp_dir
);
817 opkg_message(conf
, OPKG_ERROR
,
818 "Failed to download %s. Perhaps you need to run 'opkg update'?\n",
824 /* Check for md5 values */
827 file_md5
= file_md5sum_alloc(pkg
->local_filename
);
828 if (strcmp(file_md5
, pkg
->md5sum
))
830 opkg_message(conf
, OPKG_ERROR
,
831 "Package %s md5sum mismatch. Either the opkg or the package index are corrupt. Try 'opkg update'.\n",
839 if (pkg
->tmp_unpack_dir
== NULL
) {
840 unpack_pkg_control_files(conf
, pkg
);
843 /* We should update the filelist here, so that upgrades of packages that split will not fail. -Jamey 27-MAR-03 */
844 /* Pigi: check if it will pass from here when replacing. It seems to fail */
845 /* That's rather strange that files don't change owner. Investigate !!!!!!*/
846 err
= update_file_ownership(conf
, pkg
, old_pkg
);
847 if (err
) { return err
; }
849 if (conf
->nodeps
== 0) {
850 err
= satisfy_dependencies_for(conf
, pkg
);
851 if (err
) { return err
; }
854 replacees
= pkg_vec_alloc();
855 pkg_get_installed_replacees(conf
, pkg
, replacees
);
857 sprintf_alloc (&pkgid
, "%s;%s;%s;", pkg
->name
, pkg
->version
, pkg
->architecture
);
858 opkg_set_current_state (conf
, OPKG_STATE_INSTALLING_PKG
, pkgid
);
861 /* this next section we do with SIGINT blocked to prevent inconsistency between opkg database and filesystem */
863 sigset_t newset
, oldset
;
864 sighandler_t old_handler
= NULL
;
868 old_handler
= signal(SIGINT
, opkg_install_pkg_sigint_handler
);
870 sigemptyset(&newset
);
871 sigaddset(&newset
, SIGINT
);
872 sigprocmask(SIG_BLOCK
, &newset
, &oldset
);
875 opkg_state_changed
++;
876 pkg
->state_flag
|= SF_FILELIST_CHANGED
;
878 /* XXX: BUG: we really should treat replacement more like an upgrade
879 * Instead, we're going to remove the replacees
881 err
= pkg_remove_installed_replacees(conf
, replacees
);
882 if (err
) goto UNWIND_REMOVE_INSTALLED_REPLACEES
;
884 err
= prerm_upgrade_old_pkg(conf
, pkg
, old_pkg
);
885 if (err
) goto UNWIND_PRERM_UPGRADE_OLD_PKG
;
887 err
= prerm_deconfigure_conflictors(conf
, pkg
, replacees
);
888 if (err
) goto UNWIND_PRERM_DECONFIGURE_CONFLICTORS
;
890 err
= preinst_configure(conf
, pkg
, old_pkg
);
891 if (err
) goto UNWIND_PREINST_CONFIGURE
;
893 err
= backup_modified_conffiles(conf
, pkg
, old_pkg
);
894 if (err
) goto UNWIND_BACKUP_MODIFIED_CONFFILES
;
896 err
= check_data_file_clashes(conf
, pkg
, old_pkg
);
897 if (err
) goto UNWIND_CHECK_DATA_FILE_CLASHES
;
899 err
= postrm_upgrade_old_pkg(conf
, pkg
, old_pkg
);
900 if (err
) goto UNWIND_POSTRM_UPGRADE_OLD_PKG
;
902 if (conf
->noaction
) return 0;
904 /* point of no return: no unwinding after this */
905 if (old_pkg
&& !conf
->force_reinstall
) {
906 old_pkg
->state_want
= SW_DEINSTALL
;
908 if (old_pkg
->state_flag
& SF_NOPRUNE
) {
909 opkg_message(conf
, OPKG_INFO
,
910 " not removing obsolesced files because package marked noprune\n");
912 opkg_message(conf
, OPKG_INFO
,
913 " removing obsolesced files\n");
914 remove_obsolesced_files(conf
, pkg
, old_pkg
);
916 /* removing files from old package, to avoid ghost files */
917 remove_data_files_and_list(conf
, old_pkg
);
918 /* Pigi : It should be better to remove also maintainer and postrem scripts here, just in case*/
919 remove_maintainer_scripts_except_postrm(conf
, old_pkg
);
920 remove_postrm(conf
, old_pkg
);
926 opkg_message(conf
, OPKG_INFO
,
927 " installing maintainer scripts\n");
928 install_maintainer_scripts(conf
, pkg
, old_pkg
);
930 /* the following just returns 0 */
931 remove_disappeared(conf
, pkg
);
933 opkg_message(conf
, OPKG_INFO
,
934 " installing data files\n");
935 install_data_files(conf
, pkg
);
937 /* read comments from function for detail but I will execute this here as all other tests are ok.*/
938 err
= check_data_file_clashes_change(conf
, pkg
, old_pkg
);
940 opkg_message(conf
, OPKG_INFO
,
941 " resolving conf files\n");
942 resolve_conffiles(conf
, pkg
);
944 pkg
->state_status
= SS_UNPACKED
;
945 old_state_flag
= pkg
->state_flag
;
946 pkg
->state_flag
&= ~SF_PREFER
;
947 opkg_message(conf
, OPKG_DEBUG
, " pkg=%s old_state_flag=%x state_flag=%x\n", pkg
->name
, old_state_flag
, pkg
->state_flag
);
949 if (old_pkg
&& !conf
->force_reinstall
) {
950 old_pkg
->state_status
= SS_NOT_INSTALLED
;
953 time(&pkg
->installed_time
);
955 opkg_message(conf
, OPKG_INFO
,
956 " cleanup temp files\n");
957 cleanup_temporary_files(conf
, pkg
);
959 ab_pkg
= pkg
->parent
;
961 ab_pkg
->state_status
= pkg
->state_status
;
963 opkg_message(conf
, OPKG_INFO
, "Done.\n");
966 signal(SIGINT
, old_handler
);
968 sigprocmask(SIG_UNBLOCK
, &newset
, &oldset
);
973 UNWIND_POSTRM_UPGRADE_OLD_PKG
:
974 postrm_upgrade_old_pkg_unwind(conf
, pkg
, old_pkg
);
975 UNWIND_CHECK_DATA_FILE_CLASHES
:
976 check_data_file_clashes_unwind(conf
, pkg
, old_pkg
);
977 UNWIND_BACKUP_MODIFIED_CONFFILES
:
978 backup_modified_conffiles_unwind(conf
, pkg
, old_pkg
);
979 UNWIND_PREINST_CONFIGURE
:
980 preinst_configure_unwind(conf
, pkg
, old_pkg
);
981 UNWIND_PRERM_DECONFIGURE_CONFLICTORS
:
982 prerm_deconfigure_conflictors_unwind(conf
, pkg
, replacees
);
983 UNWIND_PRERM_UPGRADE_OLD_PKG
:
984 prerm_upgrade_old_pkg_unwind(conf
, pkg
, old_pkg
);
985 UNWIND_REMOVE_INSTALLED_REPLACEES
:
986 pkg_remove_installed_replacees_unwind(conf
, replacees
);
988 opkg_message(conf
, OPKG_INFO
,
989 " cleanup temp files\n");
990 cleanup_temporary_files(conf
, pkg
);
992 opkg_message(conf
, OPKG_INFO
,
995 signal(SIGINT
, old_handler
);
997 sigprocmask(SIG_UNBLOCK
, &newset
, &oldset
);
1001 opkg_set_current_state (conf
, OPKG_STATE_NONE
, NULL
);
1004 static int prerm_upgrade_old_pkg(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1006 /* DPKG_INCOMPATIBILITY:
1007 dpkg does some things here that we don't do yet. Do we care?
1009 1. If a version of the package is already installed, call
1010 old-prerm upgrade new-version
1011 2. If the script runs but exits with a non-zero exit status
1012 new-prerm failed-upgrade old-version
1013 Error unwind, for both the above cases:
1014 old-postinst abort-upgrade new-version
1019 static int prerm_upgrade_old_pkg_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1021 /* DPKG_INCOMPATIBILITY:
1022 dpkg does some things here that we don't do yet. Do we care?
1023 (See prerm_upgrade_old_package for details)
1028 static int prerm_deconfigure_conflictors(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_vec_t
*conflictors
)
1030 /* DPKG_INCOMPATIBILITY:
1031 dpkg does some things here that we don't do yet. Do we care?
1032 2. If a 'conflicting' package is being removed at the same time:
1033 1. If any packages depended on that conflicting package and
1034 --auto-deconfigure is specified, call, for each such package:
1035 deconfigured's-prerm deconfigure \
1036 in-favour package-being-installed version \
1037 removing conflicting-package version
1039 deconfigured's-postinst abort-deconfigure \
1040 in-favour package-being-installed-but-failed version \
1041 removing conflicting-package version
1043 The deconfigured packages are marked as requiring
1044 configuration, so that if --install is used they will be
1045 configured again if possible.
1046 2. To prepare for removal of the conflicting package, call:
1047 conflictor's-prerm remove in-favour package new-version
1049 conflictor's-postinst abort-remove in-favour package new-version
1054 static int prerm_deconfigure_conflictors_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_vec_t
*conflictors
)
1056 /* DPKG_INCOMPATIBILITY: dpkg does some things here that we don't
1057 do yet. Do we care? (See prerm_deconfigure_conflictors for
1062 static int preinst_configure(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1068 char *old_version
= pkg_version_str_alloc(old_pkg
);
1069 sprintf_alloc(&preinst_args
, "upgrade %s", old_version
);
1071 } else if (pkg
->state_status
== SS_CONFIG_FILES
) {
1072 char *pkg_version
= pkg_version_str_alloc(pkg
);
1073 sprintf_alloc(&preinst_args
, "install %s", pkg_version
);
1076 preinst_args
= strdup("install");
1079 err
= pkg_run_script(conf
, pkg
, "preinst", preinst_args
);
1081 opkg_message(conf
, OPKG_ERROR
,
1082 "Aborting installation of %s\n", pkg
->name
);
1091 static int preinst_configure_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1093 /* DPKG_INCOMPATIBILITY:
1094 dpkg does the following error unwind, should we?
1095 pkg->postrm abort-upgrade old-version
1096 OR pkg->postrm abort-install old-version
1097 OR pkg->postrm abort-install
1102 static int backup_modified_conffiles(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1105 conffile_list_elt_t
*iter
;
1108 if (conf
->noaction
) return 0;
1110 /* Backup all modified conffiles */
1112 for (iter
= old_pkg
->conffiles
.head
; iter
; iter
= iter
->next
) {
1116 cf_name
= root_filename_alloc(conf
, cf
->name
);
1118 /* Don't worry if the conffile is just plain gone */
1119 if (file_exists(cf_name
) && conffile_has_been_modified(conf
, cf
)) {
1120 err
= backup_make_backup(conf
, cf_name
);
1129 /* Backup all conffiles that were not conffiles in old_pkg */
1130 for (iter
= pkg
->conffiles
.head
; iter
; iter
= iter
->next
) {
1133 cf_name
= root_filename_alloc(conf
, cf
->name
);
1134 /* Ignore if this was a conffile in old_pkg as well */
1135 if (pkg_get_conffile(old_pkg
, cf
->name
)) {
1139 if (file_exists(cf_name
) && (! backup_exists_for(cf_name
))) {
1140 err
= backup_make_backup(conf
, cf_name
);
1151 static int backup_modified_conffiles_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1153 conffile_list_elt_t
*iter
;
1156 for (iter
= old_pkg
->conffiles
.head
; iter
; iter
= iter
->next
) {
1157 backup_remove(iter
->data
->name
);
1161 for (iter
= pkg
->conffiles
.head
; iter
; iter
= iter
->next
) {
1162 backup_remove(iter
->data
->name
);
1169 static int check_data_file_clashes(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1171 /* DPKG_INCOMPATIBILITY:
1172 opkg takes a slightly different approach than dpkg at this
1173 point. dpkg installs each file in the new package while
1174 creating a backup for any file that is replaced, (so that it
1175 can unwind if necessary). To avoid complexity and redundant
1176 storage, opkg doesn't do any installation until later, (at the
1177 point at which dpkg removes the backups.
1179 But, we do have to check for data file clashes, since after
1180 installing a package with a file clash, removing either of the
1181 packages involved in the clash has the potential to break the
1184 str_list_t
*files_list
;
1185 str_list_elt_t
*iter
;
1189 files_list
= pkg_get_installed_files(pkg
);
1190 for (iter
= files_list
->head
; iter
; iter
= iter
->next
) {
1191 char *root_filename
;
1192 char *filename
= iter
->data
;
1193 root_filename
= root_filename_alloc(conf
, filename
);
1194 if (file_exists(root_filename
) && (! file_is_dir(root_filename
))) {
1197 /* Pre-existing conffiles are OK */
1198 /* @@@@ should have way to check that it is a conffile -Jamey */
1199 if (backup_exists_for(root_filename
)) {
1203 /* Pre-existing files are OK if force-overwrite was asserted. */
1204 if (conf
->force_overwrite
) {
1205 /* but we need to change who owns this file */
1206 file_hash_set_file_owner(conf
, filename
, pkg
);
1210 owner
= file_hash_get_file_owner(conf
, filename
);
1212 /* Pre-existing files are OK if owned by the pkg being upgraded. */
1213 if (owner
&& old_pkg
) {
1214 if (strcmp(owner
->name
, old_pkg
->name
) == 0) {
1219 /* Pre-existing files are OK if owned by a package replaced by new pkg. */
1221 opkg_message(conf
, OPKG_DEBUG2
, "Checking for replaces for %s in package %s\n", filename
, owner
->name
);
1222 if (pkg_replaces(pkg
, owner
)) {
1225 /* If the file that would be installed is owned by the same package, ( as per a reinstall or similar )
1226 then it's ok to overwrite. */
1227 if (strcmp(owner
->name
,pkg
->name
)==0){
1228 opkg_message(conf
, OPKG_INFO
, "Replacing pre-existing file %s owned by package %s\n", filename
, owner
->name
);
1233 /* Pre-existing files are OK if they are obsolete */
1234 obs
= hash_table_get(&conf
->obs_file_hash
, filename
);
1236 opkg_message(conf
, OPKG_INFO
, "Pre-exiting file %s is obsolete. obs_pkg=%s\n", filename
, obs
->name
);
1240 /* We have found a clash. */
1241 opkg_message(conf
, OPKG_ERROR
,
1242 "Package %s wants to install file %s\n"
1243 "\tBut that file is already provided by package ",
1244 pkg
->name
, filename
);
1246 opkg_message(conf
, OPKG_ERROR
,
1247 "%s\n", owner
->name
);
1249 opkg_message(conf
, OPKG_ERROR
,
1250 "<no package>\nPlease move this file out of the way and try again.\n");
1254 free(root_filename
);
1256 pkg_free_installed_files(pkg
);
1261 static int check_data_file_clashes_change(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1263 /* Basically that's the worst hack I could do to be able to change ownership of
1264 file list, but, being that we have no way to unwind the mods, due to structure
1265 of hash table, probably is the quickest hack too, whishing it would not slow-up thing too much.
1266 What we do here is change the ownership of file in hash if a replace ( or similar events
1268 Only the action that are needed to change name should be considered.
1269 @@@ To change after 1.0 release.
1271 str_list_t
*files_list
;
1272 str_list_elt_t
*iter
;
1276 files_list
= pkg_get_installed_files(pkg
);
1277 for (iter
= files_list
->head
; iter
; iter
= iter
->next
) {
1278 char *root_filename
;
1279 char *filename
= iter
->data
;
1280 root_filename
= root_filename_alloc(conf
, filename
);
1281 if (file_exists(root_filename
) && (! file_is_dir(root_filename
))) {
1284 if (conf
->force_overwrite
) {
1285 /* but we need to change who owns this file */
1286 file_hash_set_file_owner(conf
, filename
, pkg
);
1290 owner
= file_hash_get_file_owner(conf
, filename
);
1292 /* Pre-existing files are OK if owned by a package replaced by new pkg. */
1294 if (pkg_replaces(pkg
, owner
)) {
1295 /* It's now time to change the owner of that file.
1296 It has been "replaced" from the new "Replaces", then I need to inform lists file about that. */
1297 opkg_message(conf
, OPKG_INFO
, "Replacing pre-existing file %s owned by package %s\n", filename
, owner
->name
);
1298 file_hash_set_file_owner(conf
, filename
, pkg
);
1304 free(root_filename
);
1306 pkg_free_installed_files(pkg
);
1311 static int check_data_file_clashes_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1313 /* Nothing to do since check_data_file_clashes doesn't change state */
1317 static int postrm_upgrade_old_pkg(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1319 /* DPKG_INCOMPATIBILITY: dpkg does the following here, should we?
1320 1. If the package is being upgraded, call
1321 old-postrm upgrade new-version
1322 2. If this fails, attempt:
1323 new-postrm failed-upgrade old-version
1324 Error unwind, for both cases:
1325 old-preinst abort-upgrade new-version */
1329 static int postrm_upgrade_old_pkg_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1331 /* DPKG_INCOMPATIBILITY:
1332 dpkg does some things here that we don't do yet. Do we care?
1333 (See postrm_upgrade_old_pkg for details)
1338 static int remove_obsolesced_files(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1341 str_list_t
*old_files
;
1343 str_list_t
*new_files
;
1346 if (old_pkg
== NULL
) {
1350 old_files
= pkg_get_installed_files(old_pkg
);
1351 new_files
= pkg_get_installed_files(pkg
);
1353 for (of
= old_files
->head
; of
; of
= of
->next
) {
1357 for (nf
= new_files
->head
; nf
; nf
= nf
->next
) {
1359 if (strcmp(old
, new) == 0) {
1363 if (file_is_dir(old
)) {
1366 owner
= file_hash_get_file_owner(conf
, old
);
1367 if (owner
!= old_pkg
) {
1368 /* in case obsolete file no longer belongs to old_pkg */
1372 /* old file is obsolete */
1373 opkg_message(conf
, OPKG_INFO
,
1374 " removing obsolete file %s\n", old
);
1375 if (!conf
->noaction
) {
1378 opkg_message(conf
, OPKG_ERROR
, " Warning: remove %s failed: %s\n", old
,
1387 pkg_free_installed_files(old_pkg
);
1388 pkg_free_installed_files(pkg
);
1393 static int remove_obsolete_maintainer_scripts(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1401 opkg_message(conf
, OPKG_ERROR
, "%s: no dest for package %s\n", __FUNCTION__
, pkg
->name
);
1404 sprintf_alloc(&globpattern
, "%s/%s.*", pkg
->dest
->info_dir
, pkg
->name
);
1405 err
= glob(globpattern
, 0, NULL
, &globbuf
);
1410 /* XXXX this should perhaps only remove the ones that are not overwritten in new package. Jamey 11/11/2003 */
1411 for (i
= 0; i
< globbuf
.gl_pathc
; i
++) {
1412 opkg_message(conf
, OPKG_DEBUG
, "Removing control file %s from old_pkg %s\n",
1413 globbuf
.gl_pathv
[i
], old_pkg
->name
);
1414 if (!conf
->noaction
)
1415 unlink(globbuf
.gl_pathv
[i
]);
1422 static int install_maintainer_scripts(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1428 remove_obsolete_maintainer_scripts(conf
, pkg
, old_pkg
);
1429 sprintf_alloc(&prefix
, "%s.", pkg
->name
);
1430 ret
= pkg_extract_control_files_to_dir_with_prefix(pkg
,
1431 pkg
->dest
->info_dir
,
1437 static int remove_disappeared(opkg_conf_t
*conf
, pkg_t
*pkg
)
1439 /* DPKG_INCOMPATIBILITY:
1440 This is a fairly sophisticated dpkg operation. Shall we
1443 /* Any packages all of whose files have been overwritten during the
1444 installation, and which aren't required for dependencies, are
1445 considered to have been removed. For each such package
1446 1. disappearer's-postrm disappear overwriter overwriter-version
1447 2. The package's maintainer scripts are removed
1448 3. It is noted in the status database as being in a sane state,
1449 namely not installed (any conffiles it may have are ignored,
1450 rather than being removed by dpkg). Note that disappearing
1451 packages do not have their prerm called, because dpkg doesn't
1452 know in advance that the package is going to vanish.
1457 static int install_data_files(opkg_conf_t
*conf
, pkg_t
*pkg
)
1461 /* opkg takes a slightly different approach to data file backups
1462 than dpkg. Rather than removing backups at this point, we
1463 actually do the data file installation now. See comments in
1464 check_data_file_clashes() for more details. */
1466 opkg_message(conf
, OPKG_INFO
,
1467 " extracting data files to %s\n", pkg
->dest
->root_dir
);
1468 err
= pkg_extract_data_files_to_dir(pkg
, pkg
->dest
->root_dir
);
1473 /* XXX: BUG or FEATURE : We are actually loosing the Essential flag,
1474 so we can't save ourself from removing important packages
1475 At this point we (should) have extracted the .control file, so it
1476 would be a good idea to reload the data in it, and set the Essential
1477 state in *pkg. From now on the Essential is back in status file and
1478 we can protect again.
1479 We should operate this way:
1480 fopen the file ( pkg->dest->root_dir/pkg->name.control )
1481 check for "Essential" in it
1482 set the value in pkg->essential.
1483 This new routine could be useful also for every other flag
1485 set_flags_from_control(conf
, pkg
) ;
1487 opkg_message(conf
, OPKG_DEBUG
, " Calling pkg_write_filelist from %s\n", __FUNCTION__
);
1488 err
= pkg_write_filelist(conf
, pkg
);
1492 /* XXX: FEATURE: opkg should identify any files which existed
1493 before installation and which were overwritten, (see
1494 check_data_file_clashes()). What it must do is remove any such
1495 files from the filelist of the old package which provided the
1496 file. Otherwise, if the old package were removed at some point
1497 it would break the new package. Removing the new package will
1498 also break the old one, but this cannot be helped since the old
1499 package's file has already been deleted. This is the importance
1500 of check_data_file_clashes(), and only allowing opkg to install
1501 a clashing package with a user force. */
1506 static int resolve_conffiles(opkg_conf_t
*conf
, pkg_t
*pkg
)
1508 conffile_list_elt_t
*iter
;
1515 if (conf
->noaction
) return 0;
1517 for (iter
= pkg
->conffiles
.head
; iter
; iter
= iter
->next
) {
1518 char *root_filename
;
1520 root_filename
= root_filename_alloc(conf
, cf
->name
);
1522 /* Might need to initialize the md5sum for each conffile */
1523 if (cf
->value
== NULL
) {
1524 cf
->value
= file_md5sum_alloc(root_filename
);
1527 if (!file_exists(root_filename
)) {
1528 free(root_filename
);
1532 cf_backup
= backup_filename_alloc(root_filename
);
1535 if (file_exists(cf_backup
)) {
1536 /* Let's compute md5 to test if files are changed */
1537 md5sum
= file_md5sum_alloc(cf_backup
);
1538 if (strcmp( cf
->value
,md5sum
) != 0 ) {
1539 if (conf
->force_defaults
1540 || user_prefers_old_conffile(cf
->name
, cf_backup
) ) {
1541 rename(cf_backup
, root_filename
);
1549 free(root_filename
);
1555 static int user_prefers_old_conffile(const char *file_name
, const char *backup
)
1558 const char *short_file_name
;
1560 short_file_name
= strrchr(file_name
, '/');
1561 if (short_file_name
) {
1564 short_file_name
= file_name
;
1568 response
= get_user_response(" Configuration file '%s'\n"
1569 " ==> File on system created by you or by a script.\n"
1570 " ==> File also in package provided by package maintainer.\n"
1571 " What would you like to do about it ? Your options are:\n"
1572 " Y or I : install the package maintainer's version\n"
1573 " N or O : keep your currently-installed version\n"
1574 " D : show the differences between the versions (if diff is installed)\n"
1575 " The default action is to keep your current version.\n"
1576 " *** %s (Y/I/N/O/D) [default=N] ? ", file_name
, short_file_name
);
1577 if (strcmp(response
, "y") == 0
1578 || strcmp(response
, "i") == 0
1579 || strcmp(response
, "yes") == 0) {
1584 if (strcmp(response
, "d") == 0) {
1588 /* XXX: BUG rewrite to use exec or busybox's internal diff */
1589 sprintf_alloc(&cmd
, "diff -u %s %s", backup
, file_name
);
1592 printf(" [Press ENTER to continue]\n");
1593 response
= file_read_line_alloc(stdin
);
1603 /* XXX: CLEANUP: I'd like to move all of the code for
1604 creating/cleaning pkg->tmp_unpack_dir directly into pkg.c. (Then,
1605 it would make sense to cleanup pkg->tmp_unpack_dir directly from
1606 pkg_deinit for example). */
1607 static int cleanup_temporary_files(opkg_conf_t
*conf
, pkg_t
*pkg
)
1610 struct dirent
*dirent
;
1613 #ifdef OPKG_DEBUG_NO_TMP_CLEANUP
1615 opkg_message(conf
, OPKG_DEBUG
,
1616 "%s: Not cleaning up %s since opkg compiled with OPKG_DEBUG_NO_TMP_CLEANUP\n",
1617 __FUNCTION__
, pkg
->tmp_unpack_dir
);
1621 if (pkg
->tmp_unpack_dir
&& file_is_dir(pkg
->tmp_unpack_dir
)) {
1622 tmp_dir
= opendir(pkg
->tmp_unpack_dir
);
1625 dirent
= readdir(tmp_dir
);
1626 if (dirent
== NULL
) {
1629 sprintf_alloc(&tmp_file
, "%s/%s",
1630 pkg
->tmp_unpack_dir
, dirent
->d_name
);
1631 if (! file_is_dir(tmp_file
)) {
1637 rmdir(pkg
->tmp_unpack_dir
);
1638 free(pkg
->tmp_unpack_dir
);
1639 pkg
->tmp_unpack_dir
= NULL
;
1643 opkg_message(conf
, OPKG_INFO
, "cleanup_temporary_files: pkg=%s local_filename=%s tmp_dir=%s\n",
1644 pkg
->name
, pkg
->local_filename
, conf
->tmp_dir
);
1645 if (pkg
->local_filename
&& strncmp(pkg
->local_filename
, conf
->tmp_dir
, strlen(conf
->tmp_dir
)) == 0) {
1646 unlink(pkg
->local_filename
);
1647 free(pkg
->local_filename
);
1648 pkg
->local_filename
= NULL
;
1654 static char *backup_filename_alloc(const char *file_name
)
1658 sprintf_alloc(&backup
, "%s%s", file_name
, OPKG_BACKUP_SUFFIX
);
1663 int backup_make_backup(opkg_conf_t
*conf
, const char *file_name
)
1668 backup
= backup_filename_alloc(file_name
);
1669 err
= file_copy(file_name
, backup
);
1671 opkg_message(conf
, OPKG_ERROR
,
1672 "%s: Failed to copy %s to %s\n",
1673 __FUNCTION__
, file_name
, backup
);
1681 static int backup_exists_for(const char *file_name
)
1686 backup
= backup_filename_alloc(file_name
);
1688 ret
= file_exists(backup
);
1695 static int backup_remove(const char *file_name
)
1699 backup
= backup_filename_alloc(file_name
);