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
;
479 if (!conf
->force_space
&& pkg
->installed_size
!= NULL
) {
480 blocks_available
= get_available_blocks(conf
->default_dest
->root_dir
);
482 comp_size
= strtoul(pkg
->installed_size
, NULL
, 0);
483 /* round up a blocks count without doing fancy-but-slow casting jazz */
484 comp_size
= (int)((comp_size
+ 1023) / 1024);
486 if (comp_size
>= blocks_available
) {
487 opkg_message(conf
, OPKG_ERROR
,
488 "Only have %d available blocks on filesystem %s, pkg %s needs %d\n",
489 blocks_available
, conf
->default_dest
->root_dir
, pkg
->name
, comp_size
);
496 static int unpack_pkg_control_files(opkg_conf_t
*conf
, pkg_t
*pkg
)
499 char *conffiles_file_name
;
501 FILE *conffiles_file
;
503 sprintf_alloc(&pkg
->tmp_unpack_dir
, "%s/%s-XXXXXX", conf
->tmp_dir
, pkg
->name
);
505 pkg
->tmp_unpack_dir
= mkdtemp(pkg
->tmp_unpack_dir
);
506 if (pkg
->tmp_unpack_dir
== NULL
) {
507 opkg_message(conf
, OPKG_ERROR
,
508 "%s: Failed to create temporary directory '%s': %s\n",
509 __FUNCTION__
, pkg
->tmp_unpack_dir
, strerror(errno
));
513 err
= pkg_extract_control_files_to_dir(pkg
, pkg
->tmp_unpack_dir
);
518 /* XXX: CLEANUP: There might be a cleaner place to read in the
519 conffiles. Seems like I should be able to get everything to go
520 through pkg_init_from_file. If so, maybe it would make sense to
521 move all of unpack_pkg_control_files to that function. */
523 /* Don't need to re-read conffiles if we already have it */
524 if (!nv_pair_list_empty(&pkg
->conffiles
)) {
528 sprintf_alloc(&conffiles_file_name
, "%s/conffiles", pkg
->tmp_unpack_dir
);
529 if (! file_exists(conffiles_file_name
)) {
530 free(conffiles_file_name
);
534 conffiles_file
= fopen(conffiles_file_name
, "r");
535 if (conffiles_file
== NULL
) {
536 fprintf(stderr
, "%s: failed to open %s: %s\n",
537 __FUNCTION__
, conffiles_file_name
, strerror(errno
));
538 free(conffiles_file_name
);
541 free(conffiles_file_name
);
545 char *cf_name_in_dest
;
547 cf_name
= file_read_line_alloc(conffiles_file
);
548 if (cf_name
== NULL
) {
552 if (cf_name
[0] == '\0') {
556 /* Prepend dest->root_dir to conffile name.
557 Take pains to avoid multiple slashes. */
558 root_dir
= pkg
->dest
->root_dir
;
559 if (conf
->offline_root
)
560 /* skip the offline_root prefix */
561 root_dir
= pkg
->dest
->root_dir
+ strlen(conf
->offline_root
);
562 sprintf_alloc(&cf_name_in_dest
, "%s%s", root_dir
,
563 cf_name
[0] == '/' ? (cf_name
+ 1) : cf_name
);
565 /* Can't get an md5sum now, (file isn't extracted yet).
566 We'll wait until resolve_conffiles */
567 conffile_list_append(&pkg
->conffiles
, cf_name_in_dest
, NULL
);
570 free(cf_name_in_dest
);
573 fclose(conffiles_file
);
578 static int pkg_remove_orphan_dependent(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
586 fprintf(stderr
, "pkg shall not be NULL here. please send to the bugzilla!! [%s %d]\n", __FILE__
, __LINE__
);
589 if (old_pkg
->depends_count
== 0)
591 for (i
=0;i
<old_pkg
->depends_count
;i
++) {
593 for (j
=0;j
<pkg
->depends_count
;j
++) {
594 if (!strcmp(old_pkg
->depends_str
[i
], pkg
->depends_str
[j
])) {
601 d_str
= old_pkg
->depends_str
[i
];
602 buf
= calloc (1, strlen (d_str
) + 1);
604 while (d_str
[j
] != '\0' && d_str
[j
] != ' ') {
609 buf
= realloc (buf
, strlen (buf
) + 1);
610 p
= pkg_hash_fetch_installed_by_name (&conf
->pkg_hash
, buf
);
612 fprintf(stderr
, "The pkg %s had been removed!!\n", buf
);
616 if (p
->auto_installed
) {
618 abstract_pkg_t
**dependents
;
619 deps
= pkg_has_installed_dependents(conf
, NULL
, p
, &dependents
);
621 opkg_message (conf
, OPKG_NOTICE
,"%s was autoinstalled but is now orphaned, remove it.\n", buf
);
622 opkg_remove_pkg(conf
, p
, 0);
624 opkg_message (conf
, OPKG_INFO
, "%s was autoinstalled and is still required by %d installed packages\n", buf
, deps
);
631 /* returns number of installed replacees */
632 int pkg_get_installed_replacees(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_vec_t
*installed_replacees
)
634 abstract_pkg_t
**replaces
= pkg
->replaces
;
635 int replaces_count
= pkg
->replaces_count
;
637 for (i
= 0; i
< replaces_count
; i
++) {
638 abstract_pkg_t
*ab_pkg
= replaces
[i
];
639 pkg_vec_t
*pkg_vec
= ab_pkg
->pkgs
;
641 for (j
= 0; j
< pkg_vec
->len
; j
++) {
642 pkg_t
*replacee
= pkg_vec
->pkgs
[j
];
643 if (!pkg_conflicts(pkg
, replacee
))
645 if (replacee
->state_status
== SS_INSTALLED
) {
646 pkg_vec_insert(installed_replacees
, replacee
);
651 return installed_replacees
->len
;
654 int pkg_remove_installed_replacees(opkg_conf_t
*conf
, pkg_vec_t
*replacees
)
657 int replaces_count
= replacees
->len
;
658 for (i
= 0; i
< replaces_count
; i
++) {
659 pkg_t
*replacee
= replacees
->pkgs
[i
];
661 replacee
->state_flag
|= SF_REPLACE
; /* flag it so remove won't complain */
662 err
= opkg_remove_pkg(conf
, replacee
,0);
669 /* to unwind the removal: make sure they are installed */
670 int pkg_remove_installed_replacees_unwind(opkg_conf_t
*conf
, pkg_vec_t
*replacees
)
673 int replaces_count
= replacees
->len
;
674 for (i
= 0; i
< replaces_count
; i
++) {
675 pkg_t
*replacee
= replacees
->pkgs
[i
];
676 if (replacee
->state_status
!= SS_INSTALLED
) {
677 opkg_message(conf
, OPKG_DEBUG2
,"Function: %s calling opkg_install_pkg \n",__FUNCTION__
);
678 err
= opkg_install_pkg(conf
, replacee
,0);
686 int caught_sigint
= 0;
687 static void opkg_install_pkg_sigint_handler(int sig
)
692 /* compares versions of pkg and old_pkg, returns 0 if OK to proceed with installation of pkg, 1 otherwise */
693 static int opkg_install_check_downgrade(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
, int message
)
696 char message_out
[15];
697 char *old_version
= pkg_version_str_alloc(old_pkg
);
698 char *new_version
= pkg_version_str_alloc(pkg
);
699 int cmp
= pkg_compare_versions(old_pkg
, pkg
);
702 memset(message_out
,'\x0',15);
703 strncpy (message_out
,"Upgrading ",strlen("Upgrading "));
704 if ( (conf
->force_downgrade
==1) && (cmp
> 0) ){ /* We've been asked to allow downgrade and version is precedent */
705 cmp
= -1 ; /* then we force opkg to downgrade */
706 strncpy (message_out
,"Downgrading ",strlen("Downgrading ")); /* We need to use a value < 0 because in the 0 case we are asking to */
707 /* reinstall, and some check could fail asking the "force-reinstall" option */
711 opkg_message(conf
, OPKG_NOTICE
,
712 "Not downgrading package %s on %s from %s to %s.\n",
713 old_pkg
->name
, old_pkg
->dest
->name
, old_version
, new_version
);
715 } else if (cmp
< 0) {
716 opkg_message(conf
, OPKG_NOTICE
,
717 "%s%s on %s from %s to %s...\n",
718 message_out
, pkg
->name
, old_pkg
->dest
->name
, old_version
, new_version
);
719 pkg
->dest
= old_pkg
->dest
;
721 } else /* cmp == 0 */ {
722 if (conf
->force_reinstall
) {
723 opkg_message(conf
, OPKG_NOTICE
,
724 "Reinstalling %s (%s) on %s...\n",
725 pkg
->name
, new_version
, old_pkg
->dest
->name
);
726 pkg
->dest
= old_pkg
->dest
;
729 opkg_message(conf
, OPKG_NOTICE
,
730 "Not installing %s (%s) on %s -- already installed.\n",
731 pkg
->name
, new_version
, old_pkg
->dest
->name
);
739 char message_out
[15] ;
740 memset(message_out
,'\x0',15);
742 strncpy( message_out
,"Upgrading ",strlen("Upgrading ") );
744 strncpy( message_out
,"Installing ",strlen("Installing ") );
745 char *version
= pkg_version_str_alloc(pkg
);
747 opkg_message(conf
, OPKG_NOTICE
,
748 "%s%s (%s) to %s...\n", message_out
,
749 pkg
->name
, version
, pkg
->dest
->name
);
756 * @brief Really install a pkg_t
758 int opkg_install_pkg(opkg_conf_t
*conf
, pkg_t
*pkg
, int from_upgrade
)
762 pkg_t
*old_pkg
= NULL
;
763 pkg_vec_t
*replacees
;
764 abstract_pkg_t
*ab_pkg
= NULL
;
770 message
= 1; /* Coming from an upgrade, and should change the output message */
773 opkg_message(conf
, OPKG_ERROR
,
774 "INTERNAL ERROR: null pkg passed to opkg_install_pkg\n");
775 return OPKG_INSTALL_ERR_INTERNAL
;
778 opkg_message(conf
, OPKG_DEBUG2
, "Function: %s calling pkg_arch_supported %s \n", __FUNCTION__
, __FUNCTION__
);
780 if (!pkg_arch_supported(conf
, pkg
)) {
781 opkg_message(conf
, OPKG_ERROR
, "INTERNAL ERROR: architecture %s for pkg %s is unsupported.\n",
782 pkg
->architecture
, pkg
->name
);
783 return OPKG_INSTALL_ERR_INTERNAL
;
785 if (pkg
->state_status
== SS_INSTALLED
&& conf
->force_reinstall
== 0 && conf
->nodeps
== 0) {
786 err
= satisfy_dependencies_for(conf
, pkg
);
787 if (err
) { return OPKG_INSTALL_ERR_DEPENDENCIES
; }
789 opkg_message(conf
, OPKG_NOTICE
,
790 "Package %s is already installed in %s.\n",
791 pkg
->name
, pkg
->dest
->name
);
795 if (pkg
->dest
== NULL
) {
796 pkg
->dest
= conf
->default_dest
;
799 old_pkg
= pkg_hash_fetch_installed_by_name(&conf
->pkg_hash
, pkg
->name
);
801 err
= opkg_install_check_downgrade(conf
, pkg
, old_pkg
, message
);
802 if (err
) { return OPKG_INSTALL_ERR_NO_DOWNGRADE
; }
804 pkg
->state_want
= SW_INSTALL
;
806 old_pkg
->state_want
= SW_DEINSTALL
; /* needed for check_data_file_clashes of dependences */
810 /* Abhaya: conflicts check */
811 err
= check_conflicts_for(conf
, pkg
);
812 if (err
) { return OPKG_INSTALL_ERR_CONFLICTS
; }
814 /* this setup is to remove the upgrade scenario in the end when
815 installing pkg A, A deps B & B deps on A. So both B and A are
816 installed. Then A's installation is started resulting in an
817 uncecessary upgrade */
818 if (pkg
->state_status
== SS_INSTALLED
819 && conf
->force_reinstall
== 0) return 0;
821 err
= verify_pkg_installable(conf
, pkg
);
822 if (err
) { return OPKG_INSTALL_ERR_NO_SPACE
; }
824 if (pkg
->local_filename
== NULL
) {
825 err
= opkg_download_pkg(conf
, pkg
, conf
->tmp_dir
);
827 opkg_message(conf
, OPKG_ERROR
,
828 "Failed to download %s. Perhaps you need to run 'opkg update'?\n",
830 return OPKG_INSTALL_ERR_DOWNLOAD
;
834 /* check that the repository is valid */
836 char *list_file_name
, *sig_file_name
, *lists_dir
;
838 /* check to ensure the package has come from a repository */
839 if (conf
->check_signature
&& pkg
->src
)
841 sprintf_alloc (&lists_dir
, "%s",
842 (conf
->restrict_to_default_dest
)
843 ? conf
->default_dest
->lists_dir
845 sprintf_alloc (&list_file_name
, "%s/%s", lists_dir
, pkg
->src
->name
);
846 sprintf_alloc (&sig_file_name
, "%s/%s.sig", lists_dir
, pkg
->src
->name
);
848 if (file_exists (sig_file_name
))
850 if (opkg_verify_file (conf
, list_file_name
, sig_file_name
))
851 return OPKG_INSTALL_ERR_SIGNATURE
;
855 free (list_file_name
);
856 free (sig_file_name
);
860 /* Check for md5 values */
863 file_md5
= file_md5sum_alloc(pkg
->local_filename
);
864 if (strcmp(file_md5
, pkg
->md5sum
))
866 opkg_message(conf
, OPKG_ERROR
,
867 "Package %s md5sum mismatch. Either the opkg or the package index are corrupt. Try 'opkg update'.\n",
870 return OPKG_INSTALL_ERR_MD5
;
875 if (pkg
->tmp_unpack_dir
== NULL
) {
876 unpack_pkg_control_files(conf
, pkg
);
879 /* We should update the filelist here, so that upgrades of packages that split will not fail. -Jamey 27-MAR-03 */
880 /* Pigi: check if it will pass from here when replacing. It seems to fail */
881 /* That's rather strange that files don't change owner. Investigate !!!!!!*/
882 err
= update_file_ownership(conf
, pkg
, old_pkg
);
883 if (err
) { return OPKG_ERR_UNKNOWN
; }
885 if (conf
->nodeps
== 0) {
886 err
= satisfy_dependencies_for(conf
, pkg
);
887 if (err
) { return OPKG_INSTALL_ERR_DEPENDENCIES
; }
890 replacees
= pkg_vec_alloc();
891 pkg_get_installed_replacees(conf
, pkg
, replacees
);
893 sprintf_alloc (&pkgid
, "%s;%s;%s;", pkg
->name
, pkg
->version
, pkg
->architecture
);
894 opkg_set_current_state (conf
, OPKG_STATE_INSTALLING_PKG
, pkgid
);
897 /* this next section we do with SIGINT blocked to prevent inconsistency between opkg database and filesystem */
899 sigset_t newset
, oldset
;
900 sighandler_t old_handler
= NULL
;
904 old_handler
= signal(SIGINT
, opkg_install_pkg_sigint_handler
);
906 sigemptyset(&newset
);
907 sigaddset(&newset
, SIGINT
);
908 sigprocmask(SIG_BLOCK
, &newset
, &oldset
);
911 opkg_state_changed
++;
912 pkg
->state_flag
|= SF_FILELIST_CHANGED
;
914 pkg_remove_orphan_dependent(conf
, pkg
, old_pkg
);
916 /* XXX: BUG: we really should treat replacement more like an upgrade
917 * Instead, we're going to remove the replacees
919 err
= pkg_remove_installed_replacees(conf
, replacees
);
920 if (err
) goto UNWIND_REMOVE_INSTALLED_REPLACEES
;
922 err
= prerm_upgrade_old_pkg(conf
, pkg
, old_pkg
);
923 if (err
) goto UNWIND_PRERM_UPGRADE_OLD_PKG
;
925 err
= prerm_deconfigure_conflictors(conf
, pkg
, replacees
);
926 if (err
) goto UNWIND_PRERM_DECONFIGURE_CONFLICTORS
;
928 err
= preinst_configure(conf
, pkg
, old_pkg
);
929 if (err
) goto UNWIND_PREINST_CONFIGURE
;
931 err
= backup_modified_conffiles(conf
, pkg
, old_pkg
);
932 if (err
) goto UNWIND_BACKUP_MODIFIED_CONFFILES
;
934 err
= check_data_file_clashes(conf
, pkg
, old_pkg
);
935 if (err
) goto UNWIND_CHECK_DATA_FILE_CLASHES
;
937 err
= postrm_upgrade_old_pkg(conf
, pkg
, old_pkg
);
938 if (err
) goto UNWIND_POSTRM_UPGRADE_OLD_PKG
;
940 if (conf
->noaction
) return 0;
942 /* point of no return: no unwinding after this */
943 if (old_pkg
&& !conf
->force_reinstall
) {
944 old_pkg
->state_want
= SW_DEINSTALL
;
946 if (old_pkg
->state_flag
& SF_NOPRUNE
) {
947 opkg_message(conf
, OPKG_INFO
,
948 " not removing obsolesced files because package marked noprune\n");
950 opkg_message(conf
, OPKG_INFO
,
951 " removing obsolesced files\n");
952 remove_obsolesced_files(conf
, pkg
, old_pkg
);
954 /* removing files from old package, to avoid ghost files */
955 remove_data_files_and_list(conf
, old_pkg
);
956 /* Pigi : It should be better to remove also maintainer and postrem scripts here, just in case*/
957 remove_maintainer_scripts_except_postrm(conf
, old_pkg
);
958 remove_postrm(conf
, old_pkg
);
964 opkg_message(conf
, OPKG_INFO
,
965 " installing maintainer scripts\n");
966 install_maintainer_scripts(conf
, pkg
, old_pkg
);
968 /* the following just returns 0 */
969 remove_disappeared(conf
, pkg
);
971 opkg_message(conf
, OPKG_INFO
,
972 " installing data files\n");
973 install_data_files(conf
, pkg
);
975 /* read comments from function for detail but I will execute this here as all other tests are ok.*/
976 err
= check_data_file_clashes_change(conf
, pkg
, old_pkg
);
978 opkg_message(conf
, OPKG_INFO
,
979 " resolving conf files\n");
980 resolve_conffiles(conf
, pkg
);
982 pkg
->state_status
= SS_UNPACKED
;
983 old_state_flag
= pkg
->state_flag
;
984 pkg
->state_flag
&= ~SF_PREFER
;
985 opkg_message(conf
, OPKG_DEBUG
, " pkg=%s old_state_flag=%x state_flag=%x\n", pkg
->name
, old_state_flag
, pkg
->state_flag
);
987 if (old_pkg
&& !conf
->force_reinstall
) {
988 old_pkg
->state_status
= SS_NOT_INSTALLED
;
991 time(&pkg
->installed_time
);
993 opkg_message(conf
, OPKG_INFO
,
994 " cleanup temp files\n");
995 cleanup_temporary_files(conf
, pkg
);
997 ab_pkg
= pkg
->parent
;
999 ab_pkg
->state_status
= pkg
->state_status
;
1001 opkg_message(conf
, OPKG_INFO
, "Done.\n");
1004 signal(SIGINT
, old_handler
);
1006 sigprocmask(SIG_UNBLOCK
, &newset
, &oldset
);
1007 pkg_vec_free (replacees
);
1011 UNWIND_POSTRM_UPGRADE_OLD_PKG
:
1012 postrm_upgrade_old_pkg_unwind(conf
, pkg
, old_pkg
);
1013 UNWIND_CHECK_DATA_FILE_CLASHES
:
1014 check_data_file_clashes_unwind(conf
, pkg
, old_pkg
);
1015 UNWIND_BACKUP_MODIFIED_CONFFILES
:
1016 backup_modified_conffiles_unwind(conf
, pkg
, old_pkg
);
1017 UNWIND_PREINST_CONFIGURE
:
1018 preinst_configure_unwind(conf
, pkg
, old_pkg
);
1019 UNWIND_PRERM_DECONFIGURE_CONFLICTORS
:
1020 prerm_deconfigure_conflictors_unwind(conf
, pkg
, replacees
);
1021 UNWIND_PRERM_UPGRADE_OLD_PKG
:
1022 prerm_upgrade_old_pkg_unwind(conf
, pkg
, old_pkg
);
1023 UNWIND_REMOVE_INSTALLED_REPLACEES
:
1024 pkg_remove_installed_replacees_unwind(conf
, replacees
);
1026 opkg_message(conf
, OPKG_INFO
,
1027 " cleanup temp files\n");
1028 cleanup_temporary_files(conf
, pkg
);
1030 opkg_message(conf
, OPKG_INFO
,
1033 signal(SIGINT
, old_handler
);
1035 sigprocmask(SIG_UNBLOCK
, &newset
, &oldset
);
1037 pkg_vec_free (replacees
);
1038 return OPKG_ERR_UNKNOWN
;
1040 opkg_set_current_state (conf
, OPKG_STATE_NONE
, NULL
);
1043 static int prerm_upgrade_old_pkg(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1045 /* DPKG_INCOMPATIBILITY:
1046 dpkg does some things here that we don't do yet. Do we care?
1048 1. If a version of the package is already installed, call
1049 old-prerm upgrade new-version
1050 2. If the script runs but exits with a non-zero exit status
1051 new-prerm failed-upgrade old-version
1052 Error unwind, for both the above cases:
1053 old-postinst abort-upgrade new-version
1058 static int prerm_upgrade_old_pkg_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1060 /* DPKG_INCOMPATIBILITY:
1061 dpkg does some things here that we don't do yet. Do we care?
1062 (See prerm_upgrade_old_package for details)
1067 static int prerm_deconfigure_conflictors(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_vec_t
*conflictors
)
1069 /* DPKG_INCOMPATIBILITY:
1070 dpkg does some things here that we don't do yet. Do we care?
1071 2. If a 'conflicting' package is being removed at the same time:
1072 1. If any packages depended on that conflicting package and
1073 --auto-deconfigure is specified, call, for each such package:
1074 deconfigured's-prerm deconfigure \
1075 in-favour package-being-installed version \
1076 removing conflicting-package version
1078 deconfigured's-postinst abort-deconfigure \
1079 in-favour package-being-installed-but-failed version \
1080 removing conflicting-package version
1082 The deconfigured packages are marked as requiring
1083 configuration, so that if --install is used they will be
1084 configured again if possible.
1085 2. To prepare for removal of the conflicting package, call:
1086 conflictor's-prerm remove in-favour package new-version
1088 conflictor's-postinst abort-remove in-favour package new-version
1093 static int prerm_deconfigure_conflictors_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_vec_t
*conflictors
)
1095 /* DPKG_INCOMPATIBILITY: dpkg does some things here that we don't
1096 do yet. Do we care? (See prerm_deconfigure_conflictors for
1101 static int preinst_configure(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1107 char *old_version
= pkg_version_str_alloc(old_pkg
);
1108 sprintf_alloc(&preinst_args
, "upgrade %s", old_version
);
1110 } else if (pkg
->state_status
== SS_CONFIG_FILES
) {
1111 char *pkg_version
= pkg_version_str_alloc(pkg
);
1112 sprintf_alloc(&preinst_args
, "install %s", pkg_version
);
1115 preinst_args
= strdup("install");
1118 err
= pkg_run_script(conf
, pkg
, "preinst", preinst_args
);
1120 opkg_message(conf
, OPKG_ERROR
,
1121 "Aborting installation of %s\n", pkg
->name
);
1130 static int preinst_configure_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1132 /* DPKG_INCOMPATIBILITY:
1133 dpkg does the following error unwind, should we?
1134 pkg->postrm abort-upgrade old-version
1135 OR pkg->postrm abort-install old-version
1136 OR pkg->postrm abort-install
1141 static int backup_modified_conffiles(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1144 conffile_list_elt_t
*iter
;
1147 if (conf
->noaction
) return 0;
1149 /* Backup all modified conffiles */
1151 for (iter
= nv_pair_list_first(&old_pkg
->conffiles
); iter
; iter
= nv_pair_list_next(&old_pkg
->conffiles
, iter
)) {
1155 cf_name
= root_filename_alloc(conf
, cf
->name
);
1157 /* Don't worry if the conffile is just plain gone */
1158 if (file_exists(cf_name
) && conffile_has_been_modified(conf
, cf
)) {
1159 err
= backup_make_backup(conf
, cf_name
);
1168 /* Backup all conffiles that were not conffiles in old_pkg */
1169 for (iter
= nv_pair_list_first(&pkg
->conffiles
); iter
; iter
= nv_pair_list_next(&pkg
->conffiles
, iter
)) {
1171 cf
= (conffile_t
*)iter
->data
;
1172 cf_name
= root_filename_alloc(conf
, cf
->name
);
1173 /* Ignore if this was a conffile in old_pkg as well */
1174 if (pkg_get_conffile(old_pkg
, cf
->name
)) {
1178 if (file_exists(cf_name
) && (! backup_exists_for(cf_name
))) {
1179 err
= backup_make_backup(conf
, cf_name
);
1190 static int backup_modified_conffiles_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1192 conffile_list_elt_t
*iter
;
1195 for (iter
= nv_pair_list_first(&old_pkg
->conffiles
); iter
; iter
= nv_pair_list_next(&old_pkg
->conffiles
, iter
)) {
1196 backup_remove(((nv_pair_t
*)iter
->data
)->name
);
1200 for (iter
= nv_pair_list_first(&pkg
->conffiles
); iter
; iter
= nv_pair_list_next(&pkg
->conffiles
, iter
)) {
1201 backup_remove(((nv_pair_t
*)iter
->data
)->name
);
1208 static int check_data_file_clashes(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1210 /* DPKG_INCOMPATIBILITY:
1211 opkg takes a slightly different approach than dpkg at this
1212 point. dpkg installs each file in the new package while
1213 creating a backup for any file that is replaced, (so that it
1214 can unwind if necessary). To avoid complexity and redundant
1215 storage, opkg doesn't do any installation until later, (at the
1216 point at which dpkg removes the backups.
1218 But, we do have to check for data file clashes, since after
1219 installing a package with a file clash, removing either of the
1220 packages involved in the clash has the potential to break the
1223 str_list_t
*files_list
;
1224 str_list_elt_t
*iter
, *niter
;
1228 files_list
= pkg_get_installed_files(pkg
);
1229 for (iter
= str_list_first(files_list
), niter
= str_list_next(files_list
, iter
);
1231 iter
= niter
, niter
= str_list_next(files_list
, iter
)) {
1232 char *root_filename
;
1233 char *filename
= (char *) iter
->data
;
1234 root_filename
= root_filename_alloc(conf
, filename
);
1235 if (file_exists(root_filename
) && (! file_is_dir(root_filename
))) {
1238 /* Pre-existing conffiles are OK */
1239 /* @@@@ should have way to check that it is a conffile -Jamey */
1240 if (backup_exists_for(root_filename
)) {
1244 /* Pre-existing files are OK if force-overwrite was asserted. */
1245 if (conf
->force_overwrite
) {
1246 /* but we need to change who owns this file */
1247 file_hash_set_file_owner(conf
, filename
, pkg
);
1251 owner
= file_hash_get_file_owner(conf
, filename
);
1253 /* Pre-existing files are OK if owned by the pkg being upgraded. */
1254 if (owner
&& old_pkg
) {
1255 if (strcmp(owner
->name
, old_pkg
->name
) == 0) {
1260 /* Pre-existing files are OK if owned by a package replaced by new pkg. */
1262 opkg_message(conf
, OPKG_DEBUG2
, "Checking for replaces for %s in package %s\n", filename
, owner
->name
);
1263 if (pkg_replaces(pkg
, owner
)) {
1266 /* If the file that would be installed is owned by the same package, ( as per a reinstall or similar )
1267 then it's ok to overwrite. */
1268 if (strcmp(owner
->name
,pkg
->name
)==0){
1269 opkg_message(conf
, OPKG_INFO
, "Replacing pre-existing file %s owned by package %s\n", filename
, owner
->name
);
1274 /* Pre-existing files are OK if they are obsolete */
1275 obs
= hash_table_get(&conf
->obs_file_hash
, filename
);
1277 opkg_message(conf
, OPKG_INFO
, "Pre-exiting file %s is obsolete. obs_pkg=%s\n", filename
, obs
->name
);
1281 /* We have found a clash. */
1282 opkg_message(conf
, OPKG_ERROR
,
1283 "Package %s wants to install file %s\n"
1284 "\tBut that file is already provided by package ",
1285 pkg
->name
, filename
);
1287 opkg_message(conf
, OPKG_ERROR
,
1288 "%s\n", owner
->name
);
1290 opkg_message(conf
, OPKG_ERROR
,
1291 "<no package>\nPlease move this file out of the way and try again.\n");
1295 free(root_filename
);
1297 pkg_free_installed_files(pkg
);
1302 static int check_data_file_clashes_change(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1304 /* Basically that's the worst hack I could do to be able to change ownership of
1305 file list, but, being that we have no way to unwind the mods, due to structure
1306 of hash table, probably is the quickest hack too, whishing it would not slow-up thing too much.
1307 What we do here is change the ownership of file in hash if a replace ( or similar events
1309 Only the action that are needed to change name should be considered.
1310 @@@ To change after 1.0 release.
1312 str_list_t
*files_list
;
1313 str_list_elt_t
*iter
, *niter
;
1315 char *root_filename
= NULL
;
1319 files_list
= pkg_get_installed_files(pkg
);
1320 for (iter
= str_list_first(files_list
), niter
= str_list_next(files_list
, iter
);
1322 iter
= niter
, niter
= str_list_next(files_list
, niter
)) {
1323 char *filename
= (char *) iter
->data
;
1324 if (root_filename
) {
1325 free(root_filename
);
1326 root_filename
= NULL
;
1328 root_filename
= root_filename_alloc(conf
, filename
);
1329 if (file_exists(root_filename
) && (! file_is_dir(root_filename
))) {
1332 owner
= file_hash_get_file_owner(conf
, filename
);
1334 if (conf
->force_overwrite
) {
1335 /* but we need to change who owns this file */
1336 file_hash_set_file_owner(conf
, filename
, pkg
);
1341 /* Pre-existing files are OK if owned by a package replaced by new pkg. */
1343 if (pkg_replaces(pkg
, owner
)) {
1344 /* It's now time to change the owner of that file.
1345 It has been "replaced" from the new "Replaces", then I need to inform lists file about that. */
1346 opkg_message(conf
, OPKG_INFO
, "Replacing pre-existing file %s owned by package %s\n", filename
, owner
->name
);
1347 file_hash_set_file_owner(conf
, filename
, pkg
);
1354 if (root_filename
) {
1355 free(root_filename
);
1356 root_filename
= NULL
;
1358 pkg_free_installed_files(pkg
);
1363 static int check_data_file_clashes_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1365 /* Nothing to do since check_data_file_clashes doesn't change state */
1369 static int postrm_upgrade_old_pkg(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1371 /* DPKG_INCOMPATIBILITY: dpkg does the following here, should we?
1372 1. If the package is being upgraded, call
1373 old-postrm upgrade new-version
1374 2. If this fails, attempt:
1375 new-postrm failed-upgrade old-version
1376 Error unwind, for both cases:
1377 old-preinst abort-upgrade new-version */
1381 static int postrm_upgrade_old_pkg_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1383 /* DPKG_INCOMPATIBILITY:
1384 dpkg does some things here that we don't do yet. Do we care?
1385 (See postrm_upgrade_old_pkg for details)
1390 static int remove_obsolesced_files(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1393 str_list_t
*old_files
;
1395 str_list_t
*new_files
;
1397 hash_table_t new_files_table
;
1399 if (old_pkg
== NULL
) {
1403 old_files
= pkg_get_installed_files(old_pkg
);
1404 new_files
= pkg_get_installed_files(pkg
);
1406 new_files_table
.entries
= NULL
;
1407 hash_table_init("new_files" , &new_files_table
, 20);
1408 for (nf
= str_list_first(new_files
); nf
; nf
= str_list_next(new_files
, nf
)) {
1410 hash_table_insert(&new_files_table
, nf
->data
, nf
->data
);
1413 for (of
= str_list_first(old_files
); of
; of
= str_list_next(old_files
, of
)) {
1416 old
= (char *)of
->data
;
1417 new = (char *) hash_table_get (&new_files_table
, old
);
1421 if (file_is_dir(old
)) {
1424 owner
= file_hash_get_file_owner(conf
, old
);
1425 if (owner
!= old_pkg
) {
1426 /* in case obsolete file no longer belongs to old_pkg */
1430 /* old file is obsolete */
1431 opkg_message(conf
, OPKG_INFO
,
1432 " removing obsolete file %s\n", old
);
1433 if (!conf
->noaction
) {
1436 opkg_message(conf
, OPKG_ERROR
, " Warning: remove %s failed: %s\n", old
,
1442 hash_table_deinit(&new_files_table
);
1443 pkg_free_installed_files(old_pkg
);
1444 pkg_free_installed_files(pkg
);
1449 static int remove_obsolete_maintainer_scripts(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1457 opkg_message(conf
, OPKG_ERROR
, "%s: no dest for package %s\n", __FUNCTION__
, pkg
->name
);
1460 sprintf_alloc(&globpattern
, "%s/%s.*", pkg
->dest
->info_dir
, pkg
->name
);
1461 err
= glob(globpattern
, 0, NULL
, &globbuf
);
1466 /* XXXX this should perhaps only remove the ones that are not overwritten in new package. Jamey 11/11/2003 */
1467 for (i
= 0; i
< globbuf
.gl_pathc
; i
++) {
1468 opkg_message(conf
, OPKG_DEBUG
, "Removing control file %s from old_pkg %s\n",
1469 globbuf
.gl_pathv
[i
], old_pkg
->name
);
1470 if (!conf
->noaction
)
1471 unlink(globbuf
.gl_pathv
[i
]);
1478 static int install_maintainer_scripts(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1484 remove_obsolete_maintainer_scripts(conf
, pkg
, old_pkg
);
1485 sprintf_alloc(&prefix
, "%s.", pkg
->name
);
1486 ret
= pkg_extract_control_files_to_dir_with_prefix(pkg
,
1487 pkg
->dest
->info_dir
,
1493 static int remove_disappeared(opkg_conf_t
*conf
, pkg_t
*pkg
)
1495 /* DPKG_INCOMPATIBILITY:
1496 This is a fairly sophisticated dpkg operation. Shall we
1499 /* Any packages all of whose files have been overwritten during the
1500 installation, and which aren't required for dependencies, are
1501 considered to have been removed. For each such package
1502 1. disappearer's-postrm disappear overwriter overwriter-version
1503 2. The package's maintainer scripts are removed
1504 3. It is noted in the status database as being in a sane state,
1505 namely not installed (any conffiles it may have are ignored,
1506 rather than being removed by dpkg). Note that disappearing
1507 packages do not have their prerm called, because dpkg doesn't
1508 know in advance that the package is going to vanish.
1513 static int install_data_files(opkg_conf_t
*conf
, pkg_t
*pkg
)
1517 /* opkg takes a slightly different approach to data file backups
1518 than dpkg. Rather than removing backups at this point, we
1519 actually do the data file installation now. See comments in
1520 check_data_file_clashes() for more details. */
1522 opkg_message(conf
, OPKG_INFO
,
1523 " extracting data files to %s\n", pkg
->dest
->root_dir
);
1524 err
= pkg_extract_data_files_to_dir(pkg
, pkg
->dest
->root_dir
);
1529 /* XXX: BUG or FEATURE : We are actually loosing the Essential flag,
1530 so we can't save ourself from removing important packages
1531 At this point we (should) have extracted the .control file, so it
1532 would be a good idea to reload the data in it, and set the Essential
1533 state in *pkg. From now on the Essential is back in status file and
1534 we can protect again.
1535 We should operate this way:
1536 fopen the file ( pkg->dest->root_dir/pkg->name.control )
1537 check for "Essential" in it
1538 set the value in pkg->essential.
1539 This new routine could be useful also for every other flag
1541 set_flags_from_control(conf
, pkg
) ;
1543 opkg_message(conf
, OPKG_DEBUG
, " Calling pkg_write_filelist from %s\n", __FUNCTION__
);
1544 err
= pkg_write_filelist(conf
, pkg
);
1548 /* XXX: FEATURE: opkg should identify any files which existed
1549 before installation and which were overwritten, (see
1550 check_data_file_clashes()). What it must do is remove any such
1551 files from the filelist of the old package which provided the
1552 file. Otherwise, if the old package were removed at some point
1553 it would break the new package. Removing the new package will
1554 also break the old one, but this cannot be helped since the old
1555 package's file has already been deleted. This is the importance
1556 of check_data_file_clashes(), and only allowing opkg to install
1557 a clashing package with a user force. */
1562 static int resolve_conffiles(opkg_conf_t
*conf
, pkg_t
*pkg
)
1564 conffile_list_elt_t
*iter
;
1571 if (conf
->noaction
) return 0;
1573 for (iter
= nv_pair_list_first(&pkg
->conffiles
); iter
; iter
= nv_pair_list_next(&pkg
->conffiles
, iter
)) {
1574 char *root_filename
;
1575 cf
= (conffile_t
*)iter
->data
;
1576 root_filename
= root_filename_alloc(conf
, cf
->name
);
1578 /* Might need to initialize the md5sum for each conffile */
1579 if (cf
->value
== NULL
) {
1580 cf
->value
= file_md5sum_alloc(root_filename
);
1583 if (!file_exists(root_filename
)) {
1584 free(root_filename
);
1588 cf_backup
= backup_filename_alloc(root_filename
);
1591 if (file_exists(cf_backup
)) {
1592 /* Let's compute md5 to test if files are changed */
1593 md5sum
= file_md5sum_alloc(cf_backup
);
1594 if (strcmp( cf
->value
,md5sum
) != 0 ) {
1595 if (conf
->force_defaults
1596 || user_prefers_old_conffile(cf
->name
, cf_backup
) ) {
1597 rename(cf_backup
, root_filename
);
1605 free(root_filename
);
1611 static int user_prefers_old_conffile(const char *file_name
, const char *backup
)
1614 const char *short_file_name
;
1616 short_file_name
= strrchr(file_name
, '/');
1617 if (short_file_name
) {
1620 short_file_name
= file_name
;
1624 response
= get_user_response(" Configuration file '%s'\n"
1625 " ==> File on system created by you or by a script.\n"
1626 " ==> File also in package provided by package maintainer.\n"
1627 " What would you like to do about it ? Your options are:\n"
1628 " Y or I : install the package maintainer's version\n"
1629 " N or O : keep your currently-installed version\n"
1630 " D : show the differences between the versions (if diff is installed)\n"
1631 " The default action is to keep your current version.\n"
1632 " *** %s (Y/I/N/O/D) [default=N] ? ", file_name
, short_file_name
);
1633 if (strcmp(response
, "y") == 0
1634 || strcmp(response
, "i") == 0
1635 || strcmp(response
, "yes") == 0) {
1640 if (strcmp(response
, "d") == 0) {
1644 /* XXX: BUG rewrite to use exec or busybox's internal diff */
1645 sprintf_alloc(&cmd
, "diff -u %s %s", backup
, file_name
);
1648 printf(" [Press ENTER to continue]\n");
1649 response
= file_read_line_alloc(stdin
);
1659 /* XXX: CLEANUP: I'd like to move all of the code for
1660 creating/cleaning pkg->tmp_unpack_dir directly into pkg.c. (Then,
1661 it would make sense to cleanup pkg->tmp_unpack_dir directly from
1662 pkg_deinit for example). */
1663 static int cleanup_temporary_files(opkg_conf_t
*conf
, pkg_t
*pkg
)
1666 struct dirent
*dirent
;
1669 #ifdef OPKG_DEBUG_NO_TMP_CLEANUP
1671 opkg_message(conf
, OPKG_DEBUG
,
1672 "%s: Not cleaning up %s since opkg compiled with OPKG_DEBUG_NO_TMP_CLEANUP\n",
1673 __FUNCTION__
, pkg
->tmp_unpack_dir
);
1677 if (pkg
->tmp_unpack_dir
&& file_is_dir(pkg
->tmp_unpack_dir
)) {
1678 tmp_dir
= opendir(pkg
->tmp_unpack_dir
);
1681 dirent
= readdir(tmp_dir
);
1682 if (dirent
== NULL
) {
1685 sprintf_alloc(&tmp_file
, "%s/%s",
1686 pkg
->tmp_unpack_dir
, dirent
->d_name
);
1687 if (! file_is_dir(tmp_file
)) {
1693 rmdir(pkg
->tmp_unpack_dir
);
1694 free(pkg
->tmp_unpack_dir
);
1695 pkg
->tmp_unpack_dir
= NULL
;
1699 opkg_message(conf
, OPKG_INFO
, "cleanup_temporary_files: pkg=%s local_filename=%s tmp_dir=%s\n",
1700 pkg
->name
, pkg
->local_filename
, conf
->tmp_dir
);
1701 if (pkg
->local_filename
&& strncmp(pkg
->local_filename
, conf
->tmp_dir
, strlen(conf
->tmp_dir
)) == 0) {
1702 unlink(pkg
->local_filename
);
1703 free(pkg
->local_filename
);
1704 pkg
->local_filename
= NULL
;
1710 static char *backup_filename_alloc(const char *file_name
)
1714 sprintf_alloc(&backup
, "%s%s", file_name
, OPKG_BACKUP_SUFFIX
);
1719 int backup_make_backup(opkg_conf_t
*conf
, const char *file_name
)
1724 backup
= backup_filename_alloc(file_name
);
1725 err
= file_copy(file_name
, backup
);
1727 opkg_message(conf
, OPKG_ERROR
,
1728 "%s: Failed to copy %s to %s\n",
1729 __FUNCTION__
, file_name
, backup
);
1737 static int backup_exists_for(const char *file_name
)
1742 backup
= backup_filename_alloc(file_name
);
1744 ret
= file_exists(backup
);
1751 static int backup_remove(const char *file_name
)
1755 backup
= backup_filename_alloc(file_name
);