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 int satisfy_dependencies_for(opkg_conf_t
*conf
, pkg_t
*pkg
);
49 static int verify_pkg_installable(opkg_conf_t
*conf
, pkg_t
*pkg
);
50 static int unpack_pkg_control_files(opkg_conf_t
*conf
, pkg_t
*pkg
);
52 static int prerm_upgrade_old_pkg(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
53 static int prerm_upgrade_old_pkg_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
54 static int prerm_deconfigure_conflictors(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_vec_t
*conflictors
);
55 static int prerm_deconfigure_conflictors_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_vec_t
*conflictors
);
56 static int preinst_configure(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
57 static int preinst_configure_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
58 static int check_data_file_clashes(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
59 static int check_data_file_clashes_change(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
60 static int check_data_file_clashes_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
61 static int backup_modified_conffiles(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
62 static int backup_modified_conffiles_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
63 static int postrm_upgrade_old_pkg(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
64 static int postrm_upgrade_old_pkg_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
66 static int remove_obsolesced_files(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
67 static int install_maintainer_scripts(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
);
68 static int remove_disappeared(opkg_conf_t
*conf
, pkg_t
*pkg
);
69 static int install_data_files(opkg_conf_t
*conf
, pkg_t
*pkg
);
70 static int resolve_conffiles(opkg_conf_t
*conf
, pkg_t
*pkg
);
72 static int cleanup_temporary_files(opkg_conf_t
*conf
, pkg_t
*pkg
);
74 static int user_prefers_old_conffile(const char *file
, const char *backup
);
76 static char *backup_filename_alloc(const char *file_name
);
77 static int backup_make_backup(opkg_conf_t
*conf
, const char *file_name
);
78 static int backup_exists_for(const char *file_name
);
79 static int backup_remove(const char *file_name
);
82 int opkg_install_from_file(opkg_conf_t
*conf
, const char *filename
)
86 char *old_version
, *new_version
;
93 err
= pkg_init_from_file(pkg
, filename
);
98 if (!pkg
->architecture
) {
99 opkg_message(conf
, OPKG_ERROR
, "Package %s has no Architecture defined.\n", pkg
->name
);
103 /* XXX: CLEANUP: hash_insert_pkg has a nasty side effect of possibly
104 freeing the pkg that we pass in. It might be nice to clean this up
106 pkg
= hash_insert_pkg(&conf
->pkg_hash
, pkg
, 1,conf
);
107 old
= pkg_hash_fetch_installed_by_name(&conf
->pkg_hash
, pkg
->name
);
109 pkg
->local_filename
= strdup(filename
);
112 old_version
= pkg_version_str_alloc(old
);
113 new_version
= pkg_version_str_alloc(pkg
);
115 cmp
= pkg_compare_versions(old
, pkg
);
116 if ( (conf
->force_downgrade
==1) && (cmp
> 0) ){ /* We've been asked to allow downgrade and version is precedent */
117 cmp
= -1 ; /* then we force opkg to downgrade */
118 /* We need to use a value < 0 because in the 0 case we are asking to */
119 /* reinstall, and some check could fail asking the "force-reinstall" option */
122 opkg_message(conf
, OPKG_NOTICE
,
123 "Not downgrading package %s on %s from %s to %s.\n",
124 old
->name
, old
->dest
->name
, old_version
, new_version
);
125 pkg
->state_want
= SW_DEINSTALL
;
126 pkg
->state_flag
|= SF_OBSOLETE
;
136 opkg_message(conf
, OPKG_DEBUG2
,"Function: %s calling opkg_install_pkg \n",__FUNCTION__
);
137 return opkg_install_pkg(conf
, pkg
,0);
140 opkg_error_t
opkg_install_by_name(opkg_conf_t
*conf
, const char *pkg_name
)
144 char *old_version
, *new_version
;
146 opkg_message(conf
, OPKG_DEBUG2
, " Getting old from pkg_hash_fetch \n" );
147 old
= pkg_hash_fetch_installed_by_name(&conf
->pkg_hash
, pkg_name
);
149 opkg_message(conf
, OPKG_DEBUG2
, " Old versions from pkg_hash_fetch %s \n", old
->version
);
151 opkg_message(conf
, OPKG_DEBUG2
, " Getting new from pkg_hash_fetch \n" );
152 new = pkg_hash_fetch_best_installation_candidate_by_name(conf
, pkg_name
, &err
);
154 opkg_message(conf
, OPKG_DEBUG2
, " New versions from pkg_hash_fetch %s \n", new->version
);
156 /* Pigi Basically here is broken the version stuff.
157 What's happening is that nothing provide the version to differents
158 functions, so the returned struct is always the latest.
159 That's why the install by name don't work.
161 opkg_message(conf
, OPKG_DEBUG2
, " Versions from pkg_hash_fetch in %s ", __FUNCTION__
);
164 opkg_message(conf
, OPKG_DEBUG2
, " old %s ", old
->version
);
166 opkg_message(conf
, OPKG_DEBUG2
, " new %s ", new->version
);
167 opkg_message(conf
, OPKG_DEBUG2
, " \n");
173 return OPKG_PKG_HAS_NO_CANDIDATE
;
176 new->state_flag
|= SF_USER
;
178 old_version
= pkg_version_str_alloc(old
);
179 new_version
= pkg_version_str_alloc(new);
181 cmp
= pkg_compare_versions(old
, new);
182 if ( (conf
->force_downgrade
==1) && (cmp
> 0) ){ /* We've been asked to allow downgrade and version is precedent */
183 opkg_message(conf
, OPKG_DEBUG
, " Forcing downgrade \n");
184 cmp
= -1 ; /* then we force opkg to downgrade */
185 /* We need to use a value < 0 because in the 0 case we are asking to */
186 /* reinstall, and some check could fail asking the "force-reinstall" option */
188 opkg_message(conf
, OPKG_DEBUG
,
189 "Comparing visible versions of pkg %s:"
190 "\n\t%s is installed "
191 "\n\t%s is available "
192 "\n\t%d was comparison result\n",
193 pkg_name
, old_version
, new_version
, cmp
);
194 if (cmp
== 0 && !conf
->force_reinstall
) {
195 opkg_message(conf
, OPKG_NOTICE
,
196 "Package %s (%s) installed in %s is up to date.\n",
197 old
->name
, old_version
, old
->dest
->name
);
201 } else if (cmp
> 0) {
202 opkg_message(conf
, OPKG_NOTICE
,
203 "Not downgrading package %s on %s from %s to %s.\n",
204 old
->name
, old
->dest
->name
, old_version
, new_version
);
208 } else if (cmp
< 0) {
209 new->dest
= old
->dest
;
210 old
->state_want
= SW_DEINSTALL
; /* Here probably the problem for bug 1277 */
214 /* XXX: CLEANUP: The error code of opkg_install_by_name is really
215 supposed to be an opkg_error_t, but opkg_install_pkg could
216 return any kind of integer, (might be errno from a syscall,
217 etc.). This is a real mess and will need to be cleaned up if
218 anyone ever wants to make a nice libopkg. */
220 opkg_message(conf
, OPKG_DEBUG2
,"Function: %s calling opkg_install_pkg \n",__FUNCTION__
);
221 return opkg_install_pkg(conf
, new,0);
224 opkg_error_t
opkg_install_multi_by_name(opkg_conf_t
*conf
, const char *pkg_name
)
226 abstract_pkg_vec_t
*providers
= pkg_hash_fetch_all_installation_candidates (&conf
->pkg_hash
, pkg_name
);
229 abstract_pkg_t
*ppkg
;
231 if (providers
== NULL
)
232 return OPKG_PKG_HAS_NO_CANDIDATE
;
234 for (i
= 0; i
< providers
->len
; i
++) {
235 ppkg
= abstract_pkg_vec_get(providers
, i
);
236 opkg_message(conf
, OPKG_DEBUG2
,"Function: %s calling opkg_install_by_name %d \n",__FUNCTION__
, i
);
237 err
= opkg_install_by_name(conf
, ppkg
->name
);
240 /* XXX Maybe ppkg should be freed ? */
246 * Walk dependence graph starting with pkg, collect packages to be
247 * installed into pkgs_needed, in dependence order.
249 int pkg_mark_dependencies_for_installation(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_vec_t
*pkgs_needed
)
252 pkg_vec_t
*depends
= pkg_vec_alloc();
253 char **unresolved
= NULL
;
256 ndepends
= pkg_hash_fetch_unsatisfied_dependencies(conf
,
261 opkg_message(conf
, OPKG_ERROR
,
262 "%s: Cannot satisfy the following dependencies for %s:\n\t",
263 conf
->force_depends
? "Warning" : "ERROR", pkg
->name
);
264 while (*unresolved
) {
265 opkg_message(conf
, OPKG_ERROR
, " %s", *unresolved
);
268 opkg_message(conf
, OPKG_ERROR
, "\n");
269 if (! conf
->force_depends
) {
270 opkg_message(conf
, OPKG_INFO
,
271 "This could mean that your package list is out of date or that the packages\n"
272 "mentioned above do not yet exist (try 'opkg update'). To proceed in spite\n"
273 "of this problem try again with the '-force-depends' option.\n");
274 pkg_vec_free(depends
);
275 return OPKG_PKG_DEPS_UNSATISFIED
;
280 pkg_vec_free(depends
);
284 for (i
= 0; i
< depends
->len
; i
++) {
285 pkg_t
*dep
= depends
->pkgs
[i
];
286 /* The package was uninstalled when we started, but another
287 dep earlier in this loop may have depended on it and pulled
288 it in, so check first. */
289 if ((dep
->state_status
!= SS_INSTALLED
)
290 && (dep
->state_status
!= SS_UNPACKED
)
291 && (dep
->state_want
!= SW_INSTALL
)) {
293 /* Mark packages as to-be-installed */
294 dep
->state_want
= SW_INSTALL
;
296 /* Dependencies should be installed the same place as pkg */
297 if (dep
->dest
== NULL
) {
298 dep
->dest
= pkg
->dest
;
301 err
= pkg_mark_dependencies_for_installation(conf
, dep
, pkgs_needed
);
303 pkg_vec_free(depends
);
309 pkg_vec_insert(pkgs_needed
, pkg
);
311 pkg_vec_free(depends
);
316 int satisfy_dependencies_for(opkg_conf_t
*conf
, pkg_t
*pkg
)
319 pkg_vec_t
*depends
= pkg_vec_alloc();
321 char **unresolved
= NULL
;
324 ndepends
= pkg_hash_fetch_unsatisfied_dependencies(conf
,
329 opkg_message(conf
, OPKG_ERROR
,
330 "%s: Cannot satisfy the following dependencies for %s:\n\t",
331 conf
->force_depends
? "Warning" : "ERROR", pkg
->name
);
332 while (*unresolved
) {
333 opkg_message(conf
, OPKG_ERROR
, " %s", *unresolved
);
336 opkg_message(conf
, OPKG_ERROR
, "\n");
337 if (! conf
->force_depends
) {
338 opkg_message(conf
, OPKG_INFO
,
339 "This could mean that your package list is out of date or that the packages\n"
340 "mentioned above do not yet exist (try 'opkg update'). To proceed in spite\n"
341 "of this problem try again with the '-force-depends' option.\n");
342 pkg_vec_free(depends
);
343 return OPKG_PKG_DEPS_UNSATISFIED
;
348 pkg_vec_free(depends
);
352 /* Mark packages as to-be-installed */
353 for (i
=0; i
< depends
->len
; i
++) {
354 /* Dependencies should be installed the same place as pkg */
355 if (depends
->pkgs
[i
]->dest
== NULL
) {
356 depends
->pkgs
[i
]->dest
= pkg
->dest
;
358 depends
->pkgs
[i
]->state_want
= SW_INSTALL
;
361 for (i
= 0; i
< depends
->len
; i
++) {
362 dep
= depends
->pkgs
[i
];
363 /* The package was uninstalled when we started, but another
364 dep earlier in this loop may have depended on it and pulled
365 it in, so check first. */
366 if ((dep
->state_status
!= SS_INSTALLED
)
367 && (dep
->state_status
!= SS_UNPACKED
)) {
368 opkg_message(conf
, OPKG_DEBUG2
,"Function: %s calling opkg_install_pkg \n",__FUNCTION__
);
369 err
= opkg_install_pkg(conf
, dep
,0);
370 /* mark this package as having been automatically installed to
371 * satisfy a dependancy */
372 dep
->auto_installed
= 1;
374 pkg_vec_free(depends
);
380 pkg_vec_free(depends
);
386 /* check all packages have their dependences satisfied, e.g., in case an upgraded package split */
387 int opkg_satisfy_all_dependences(opkg_conf_t
*conf
)
389 if (conf
->nodeps
== 0) {
391 pkg_vec_t
*installed
= pkg_vec_alloc();
392 pkg_hash_fetch_all_installed(&conf
->pkg_hash
, installed
);
393 for (i
= 0; i
< installed
->len
; i
++) {
394 pkg_t
*pkg
= installed
->pkgs
[i
];
395 satisfy_dependencies_for(conf
, pkg
);
397 pkg_vec_free(installed
);
404 static int check_conflicts_for(opkg_conf_t
*conf
, pkg_t
*pkg
)
407 pkg_vec_t
*conflicts
= NULL
;
410 if (conf
->force_depends
) {
418 if (!conf
->force_depends
)
419 conflicts
= (pkg_vec_t
*)pkg_hash_fetch_conflicts(&conf
->pkg_hash
, pkg
);
422 opkg_message(conf
, level
,
423 "%s: The following packages conflict with %s:\n\t", prefix
, pkg
->name
);
425 while (i
< conflicts
->len
)
426 opkg_message(conf
, level
, " %s", conflicts
->pkgs
[i
++]->name
);
427 opkg_message(conf
, level
, "\n");
428 pkg_vec_free(conflicts
);
429 return OPKG_PKG_DEPS_UNSATISFIED
;
434 static int update_file_ownership(opkg_conf_t
*conf
, pkg_t
*new_pkg
, pkg_t
*old_pkg
)
436 str_list_t
*new_list
= pkg_get_installed_files(new_pkg
);
437 str_list_elt_t
*iter
;
439 for (iter
= new_list
->head
; iter
; iter
= iter
->next
) {
440 char *new_file
= 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
= old_list
->head
; iter
; iter
= iter
->next
) {
450 char *old_file
= iter
->data
;
451 pkg_t
*owner
= file_hash_get_file_owner(conf
, old_file
);
452 if (owner
== old_pkg
) {
454 hash_table_insert(&conf
->obs_file_hash
, old_file
, old_pkg
);
457 pkg_free_installed_files(old_pkg
);
459 pkg_free_installed_files(new_pkg
);
463 static int verify_pkg_installable(opkg_conf_t
*conf
, pkg_t
*pkg
)
465 /* XXX: FEATURE: Anything else needed here? Maybe a check on free space? */
467 /* sma 6.20.02: yup; here's the first bit */
469 * XXX: BUG easy for cworth
470 * 1) please point the call below to the correct current root destination
471 * 2) we need to resolve how to check the required space for a pending pkg,
472 * my diddling with the .opk file size below isn't going to cut it.
473 * 3) return a proper error code instead of 1
475 int comp_size
, blocks_available
;
477 if (!conf
->force_space
&& pkg
->installed_size
!= NULL
) {
478 blocks_available
= get_available_blocks(conf
->default_dest
->root_dir
);
480 comp_size
= strtoul(pkg
->installed_size
, NULL
, 0);
481 /* round up a blocks count without doing fancy-but-slow casting jazz */
482 comp_size
= (int)((comp_size
+ 1023) / 1024);
484 if (comp_size
>= blocks_available
) {
485 opkg_message(conf
, OPKG_ERROR
,
486 "Only have %d available blocks on filesystem %s, pkg %s needs %d\n",
487 blocks_available
, conf
->default_dest
->root_dir
, pkg
->name
, comp_size
);
494 static int unpack_pkg_control_files(opkg_conf_t
*conf
, pkg_t
*pkg
)
497 char *conffiles_file_name
;
499 FILE *conffiles_file
;
501 sprintf_alloc(&pkg
->tmp_unpack_dir
, "%s/%s-XXXXXX", conf
->tmp_dir
, pkg
->name
);
503 pkg
->tmp_unpack_dir
= mkdtemp(pkg
->tmp_unpack_dir
);
504 if (pkg
->tmp_unpack_dir
== NULL
) {
505 opkg_message(conf
, OPKG_ERROR
,
506 "%s: Failed to create temporary directory '%s': %s\n",
507 __FUNCTION__
, pkg
->tmp_unpack_dir
, strerror(errno
));
511 err
= pkg_extract_control_files_to_dir(pkg
, pkg
->tmp_unpack_dir
);
516 /* XXX: CLEANUP: There might be a cleaner place to read in the
517 conffiles. Seems like I should be able to get everything to go
518 through pkg_init_from_file. If so, maybe it would make sense to
519 move all of unpack_pkg_control_files to that function. */
521 /* Don't need to re-read conffiles if we already have it */
522 if (pkg
->conffiles
.head
) {
526 sprintf_alloc(&conffiles_file_name
, "%s/conffiles", pkg
->tmp_unpack_dir
);
527 if (! file_exists(conffiles_file_name
)) {
528 free(conffiles_file_name
);
532 conffiles_file
= fopen(conffiles_file_name
, "r");
533 if (conffiles_file
== NULL
) {
534 fprintf(stderr
, "%s: failed to open %s: %s\n",
535 __FUNCTION__
, conffiles_file_name
, strerror(errno
));
536 free(conffiles_file_name
);
539 free(conffiles_file_name
);
543 char *cf_name_in_dest
;
545 cf_name
= file_read_line_alloc(conffiles_file
);
546 if (cf_name
== NULL
) {
550 if (cf_name
[0] == '\0') {
554 /* Prepend dest->root_dir to conffile name.
555 Take pains to avoid multiple slashes. */
556 root_dir
= pkg
->dest
->root_dir
;
557 if (conf
->offline_root
)
558 /* skip the offline_root prefix */
559 root_dir
= pkg
->dest
->root_dir
+ strlen(conf
->offline_root
);
560 sprintf_alloc(&cf_name_in_dest
, "%s%s", root_dir
,
561 cf_name
[0] == '/' ? (cf_name
+ 1) : cf_name
);
563 /* Can't get an md5sum now, (file isn't extracted yet).
564 We'll wait until resolve_conffiles */
565 conffile_list_append(&pkg
->conffiles
, cf_name_in_dest
, NULL
);
568 free(cf_name_in_dest
);
571 fclose(conffiles_file
);
576 static int pkg_remove_orphan_dependent(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
584 fprintf(stderr
, "pkg shall not be NULL here. please send to the bugzilla!! [%s %d]\n", __FILE__
, __LINE__
);
587 if (old_pkg
->depends_count
== 0)
589 for (i
=0;i
<old_pkg
->depends_count
;i
++) {
591 for (j
=0;j
<pkg
->depends_count
;j
++) {
592 if (!strcmp(old_pkg
->depends_str
[i
], pkg
->depends_str
[j
])) {
599 d_str
= old_pkg
->depends_str
[i
];
600 buf
= malloc (strlen (d_str
) + 1);
602 while (d_str
[j
] != '\0' && d_str
[j
] != ' ') {
607 buf
= realloc (buf
, strlen (buf
) + 1);
608 p
= pkg_hash_fetch_installed_by_name (&conf
->pkg_hash
, buf
);
610 fprintf(stderr
, "The pkg %s had been removed!!\n", buf
);
614 if (p
->auto_installed
) {
616 abstract_pkg_t
**dependents
;
617 deps
= pkg_has_installed_dependents(conf
, NULL
, p
, &dependents
);
619 opkg_message (conf
, OPKG_NOTICE
,"%s was autoinstalled but is now orphaned, remove it.\n", buf
);
620 opkg_remove_pkg(conf
, p
, 0);
622 opkg_message (conf
, OPKG_INFO
, "%s was autoinstalled and is still required by %d installed packages\n", buf
, deps
);
629 /* returns number of installed replacees */
630 int pkg_get_installed_replacees(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_vec_t
*installed_replacees
)
632 abstract_pkg_t
**replaces
= pkg
->replaces
;
633 int replaces_count
= pkg
->replaces_count
;
635 for (i
= 0; i
< replaces_count
; i
++) {
636 abstract_pkg_t
*ab_pkg
= replaces
[i
];
637 pkg_vec_t
*pkg_vec
= ab_pkg
->pkgs
;
639 for (j
= 0; j
< pkg_vec
->len
; j
++) {
640 pkg_t
*replacee
= pkg_vec
->pkgs
[j
];
641 if (!pkg_conflicts(pkg
, replacee
))
643 if (replacee
->state_status
== SS_INSTALLED
) {
644 pkg_vec_insert(installed_replacees
, replacee
);
649 return installed_replacees
->len
;
652 int pkg_remove_installed_replacees(opkg_conf_t
*conf
, pkg_vec_t
*replacees
)
655 int replaces_count
= replacees
->len
;
656 for (i
= 0; i
< replaces_count
; i
++) {
657 pkg_t
*replacee
= replacees
->pkgs
[i
];
659 replacee
->state_flag
|= SF_REPLACE
; /* flag it so remove won't complain */
660 err
= opkg_remove_pkg(conf
, replacee
,0);
667 /* to unwind the removal: make sure they are installed */
668 int pkg_remove_installed_replacees_unwind(opkg_conf_t
*conf
, pkg_vec_t
*replacees
)
671 int replaces_count
= replacees
->len
;
672 for (i
= 0; i
< replaces_count
; i
++) {
673 pkg_t
*replacee
= replacees
->pkgs
[i
];
674 if (replacee
->state_status
!= SS_INSTALLED
) {
675 opkg_message(conf
, OPKG_DEBUG2
,"Function: %s calling opkg_install_pkg \n",__FUNCTION__
);
676 err
= opkg_install_pkg(conf
, replacee
,0);
684 int caught_sigint
= 0;
685 static void opkg_install_pkg_sigint_handler(int sig
)
690 /* compares versions of pkg and old_pkg, returns 0 if OK to proceed with installation of pkg, 1 otherwise */
691 static int opkg_install_check_downgrade(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
, int message
)
694 char message_out
[15];
695 char *old_version
= pkg_version_str_alloc(old_pkg
);
696 char *new_version
= pkg_version_str_alloc(pkg
);
697 int cmp
= pkg_compare_versions(old_pkg
, pkg
);
700 memset(message_out
,'\x0',15);
701 strncpy (message_out
,"Upgrading ",strlen("Upgrading "));
702 if ( (conf
->force_downgrade
==1) && (cmp
> 0) ){ /* We've been asked to allow downgrade and version is precedent */
703 cmp
= -1 ; /* then we force opkg to downgrade */
704 strncpy (message_out
,"Downgrading ",strlen("Downgrading ")); /* We need to use a value < 0 because in the 0 case we are asking to */
705 /* reinstall, and some check could fail asking the "force-reinstall" option */
709 opkg_message(conf
, OPKG_NOTICE
,
710 "Not downgrading package %s on %s from %s to %s.\n",
711 old_pkg
->name
, old_pkg
->dest
->name
, old_version
, new_version
);
713 } else if (cmp
< 0) {
714 opkg_message(conf
, OPKG_NOTICE
,
715 "%s%s on %s from %s to %s...\n",
716 message_out
, pkg
->name
, old_pkg
->dest
->name
, old_version
, new_version
);
717 pkg
->dest
= old_pkg
->dest
;
719 } else /* cmp == 0 */ {
720 if (conf
->force_reinstall
) {
721 opkg_message(conf
, OPKG_NOTICE
,
722 "Reinstalling %s (%s) on %s...\n",
723 pkg
->name
, new_version
, old_pkg
->dest
->name
);
724 pkg
->dest
= old_pkg
->dest
;
727 opkg_message(conf
, OPKG_NOTICE
,
728 "Not installing %s (%s) on %s -- already installed.\n",
729 pkg
->name
, new_version
, old_pkg
->dest
->name
);
737 char message_out
[15] ;
738 memset(message_out
,'\x0',15);
740 strncpy( message_out
,"Upgrading ",strlen("Upgrading ") );
742 strncpy( message_out
,"Installing ",strlen("Installing ") );
743 char *version
= pkg_version_str_alloc(pkg
);
745 opkg_message(conf
, OPKG_NOTICE
,
746 "%s%s (%s) to %s...\n", message_out
,
747 pkg
->name
, version
, pkg
->dest
->name
);
753 /* and now the meat... */
754 int opkg_install_pkg(opkg_conf_t
*conf
, pkg_t
*pkg
, int from_upgrade
)
758 pkg_t
*old_pkg
= NULL
;
759 pkg_vec_t
*replacees
;
760 abstract_pkg_t
*ab_pkg
= NULL
;
766 message
= 1; /* Coming from an upgrade, and should change the output message */
769 opkg_message(conf
, OPKG_ERROR
,
770 "INTERNAL ERROR: null pkg passed to opkg_install_pkg\n");
771 return OPKG_INSTALL_ERR_INTERNAL
;
774 opkg_message(conf
, OPKG_DEBUG2
, "Function: %s calling pkg_arch_supported %s \n", __FUNCTION__
, __FUNCTION__
);
776 if (!pkg_arch_supported(conf
, pkg
)) {
777 opkg_message(conf
, OPKG_ERROR
, "INTERNAL ERROR: architecture %s for pkg %s is unsupported.\n",
778 pkg
->architecture
, pkg
->name
);
779 return OPKG_INSTALL_ERR_INTERNAL
;
781 if (pkg
->state_status
== SS_INSTALLED
&& conf
->force_reinstall
== 0 && conf
->nodeps
== 0) {
782 err
= satisfy_dependencies_for(conf
, pkg
);
783 if (err
) { return OPKG_INSTALL_ERR_DEPENDENCIES
; }
785 opkg_message(conf
, OPKG_NOTICE
,
786 "Package %s is already installed in %s.\n",
787 pkg
->name
, pkg
->dest
->name
);
791 if (pkg
->dest
== NULL
) {
792 pkg
->dest
= conf
->default_dest
;
795 old_pkg
= pkg_hash_fetch_installed_by_name(&conf
->pkg_hash
, pkg
->name
);
797 err
= opkg_install_check_downgrade(conf
, pkg
, old_pkg
, message
);
798 if (err
) { return OPKG_INSTALL_ERR_NO_DOWNGRADE
; }
800 pkg
->state_want
= SW_INSTALL
;
802 old_pkg
->state_want
= SW_DEINSTALL
; /* needed for check_data_file_clashes of dependences */
806 /* Abhaya: conflicts check */
807 err
= check_conflicts_for(conf
, pkg
);
808 if (err
) { return OPKG_INSTALL_ERR_CONFLICTS
; }
810 /* this setup is to remove the upgrade scenario in the end when
811 installing pkg A, A deps B & B deps on A. So both B and A are
812 installed. Then A's installation is started resulting in an
813 uncecessary upgrade */
814 if (pkg
->state_status
== SS_INSTALLED
815 && conf
->force_reinstall
== 0) return 0;
817 err
= verify_pkg_installable(conf
, pkg
);
818 if (err
) { return OPKG_INSTALL_ERR_NO_SPACE
; }
820 if (pkg
->local_filename
== NULL
) {
821 err
= opkg_download_pkg(conf
, pkg
, conf
->tmp_dir
);
823 opkg_message(conf
, OPKG_ERROR
,
824 "Failed to download %s. Perhaps you need to run 'opkg update'?\n",
826 return OPKG_INSTALL_ERR_DOWNLOAD
;
830 /* check that the repository is valid */
832 char *list_file_name
, *sig_file_name
, *lists_dir
;
834 /* check to ensure the package has come from a repository */
837 sprintf_alloc (&lists_dir
, "%s",
838 (conf
->restrict_to_default_dest
)
839 ? conf
->default_dest
->lists_dir
841 sprintf_alloc (&list_file_name
, "%s/%s", lists_dir
, pkg
->src
->name
);
842 sprintf_alloc (&sig_file_name
, "%s/%s.sig", lists_dir
, pkg
->src
->name
);
844 if (file_exists (sig_file_name
))
846 if (opkg_verify_file (conf
, list_file_name
, sig_file_name
))
847 return OPKG_INSTALL_ERR_SIGNATURE
;
851 free (list_file_name
);
852 free (sig_file_name
);
856 /* Check for md5 values */
859 file_md5
= file_md5sum_alloc(pkg
->local_filename
);
860 if (strcmp(file_md5
, pkg
->md5sum
))
862 opkg_message(conf
, OPKG_ERROR
,
863 "Package %s md5sum mismatch. Either the opkg or the package index are corrupt. Try 'opkg update'.\n",
866 return OPKG_INSTALL_ERR_MD5
;
871 if (pkg
->tmp_unpack_dir
== NULL
) {
872 unpack_pkg_control_files(conf
, pkg
);
875 /* We should update the filelist here, so that upgrades of packages that split will not fail. -Jamey 27-MAR-03 */
876 /* Pigi: check if it will pass from here when replacing. It seems to fail */
877 /* That's rather strange that files don't change owner. Investigate !!!!!!*/
878 err
= update_file_ownership(conf
, pkg
, old_pkg
);
879 if (err
) { return OPKG_ERR_UNKNOWN
; }
881 if (conf
->nodeps
== 0) {
882 err
= satisfy_dependencies_for(conf
, pkg
);
883 if (err
) { return OPKG_INSTALL_ERR_DEPENDENCIES
; }
886 replacees
= pkg_vec_alloc();
887 pkg_get_installed_replacees(conf
, pkg
, replacees
);
889 sprintf_alloc (&pkgid
, "%s;%s;%s;", pkg
->name
, pkg
->version
, pkg
->architecture
);
890 opkg_set_current_state (conf
, OPKG_STATE_INSTALLING_PKG
, pkgid
);
893 /* this next section we do with SIGINT blocked to prevent inconsistency between opkg database and filesystem */
895 sigset_t newset
, oldset
;
896 sighandler_t old_handler
= NULL
;
900 old_handler
= signal(SIGINT
, opkg_install_pkg_sigint_handler
);
902 sigemptyset(&newset
);
903 sigaddset(&newset
, SIGINT
);
904 sigprocmask(SIG_BLOCK
, &newset
, &oldset
);
907 opkg_state_changed
++;
908 pkg
->state_flag
|= SF_FILELIST_CHANGED
;
910 pkg_remove_orphan_dependent(conf
, pkg
, old_pkg
);
912 /* XXX: BUG: we really should treat replacement more like an upgrade
913 * Instead, we're going to remove the replacees
915 err
= pkg_remove_installed_replacees(conf
, replacees
);
916 if (err
) goto UNWIND_REMOVE_INSTALLED_REPLACEES
;
918 err
= prerm_upgrade_old_pkg(conf
, pkg
, old_pkg
);
919 if (err
) goto UNWIND_PRERM_UPGRADE_OLD_PKG
;
921 err
= prerm_deconfigure_conflictors(conf
, pkg
, replacees
);
922 if (err
) goto UNWIND_PRERM_DECONFIGURE_CONFLICTORS
;
924 err
= preinst_configure(conf
, pkg
, old_pkg
);
925 if (err
) goto UNWIND_PREINST_CONFIGURE
;
927 err
= backup_modified_conffiles(conf
, pkg
, old_pkg
);
928 if (err
) goto UNWIND_BACKUP_MODIFIED_CONFFILES
;
930 err
= check_data_file_clashes(conf
, pkg
, old_pkg
);
931 if (err
) goto UNWIND_CHECK_DATA_FILE_CLASHES
;
933 err
= postrm_upgrade_old_pkg(conf
, pkg
, old_pkg
);
934 if (err
) goto UNWIND_POSTRM_UPGRADE_OLD_PKG
;
936 if (conf
->noaction
) return 0;
938 /* point of no return: no unwinding after this */
939 if (old_pkg
&& !conf
->force_reinstall
) {
940 old_pkg
->state_want
= SW_DEINSTALL
;
942 if (old_pkg
->state_flag
& SF_NOPRUNE
) {
943 opkg_message(conf
, OPKG_INFO
,
944 " not removing obsolesced files because package marked noprune\n");
946 opkg_message(conf
, OPKG_INFO
,
947 " removing obsolesced files\n");
948 remove_obsolesced_files(conf
, pkg
, old_pkg
);
950 /* removing files from old package, to avoid ghost files */
951 remove_data_files_and_list(conf
, old_pkg
);
952 /* Pigi : It should be better to remove also maintainer and postrem scripts here, just in case*/
953 remove_maintainer_scripts_except_postrm(conf
, old_pkg
);
954 remove_postrm(conf
, old_pkg
);
960 opkg_message(conf
, OPKG_INFO
,
961 " installing maintainer scripts\n");
962 install_maintainer_scripts(conf
, pkg
, old_pkg
);
964 /* the following just returns 0 */
965 remove_disappeared(conf
, pkg
);
967 opkg_message(conf
, OPKG_INFO
,
968 " installing data files\n");
969 install_data_files(conf
, pkg
);
971 /* read comments from function for detail but I will execute this here as all other tests are ok.*/
972 err
= check_data_file_clashes_change(conf
, pkg
, old_pkg
);
974 opkg_message(conf
, OPKG_INFO
,
975 " resolving conf files\n");
976 resolve_conffiles(conf
, pkg
);
978 pkg
->state_status
= SS_UNPACKED
;
979 old_state_flag
= pkg
->state_flag
;
980 pkg
->state_flag
&= ~SF_PREFER
;
981 opkg_message(conf
, OPKG_DEBUG
, " pkg=%s old_state_flag=%x state_flag=%x\n", pkg
->name
, old_state_flag
, pkg
->state_flag
);
983 if (old_pkg
&& !conf
->force_reinstall
) {
984 old_pkg
->state_status
= SS_NOT_INSTALLED
;
987 time(&pkg
->installed_time
);
989 opkg_message(conf
, OPKG_INFO
,
990 " cleanup temp files\n");
991 cleanup_temporary_files(conf
, pkg
);
993 ab_pkg
= pkg
->parent
;
995 ab_pkg
->state_status
= pkg
->state_status
;
997 opkg_message(conf
, OPKG_INFO
, "Done.\n");
1000 signal(SIGINT
, old_handler
);
1002 sigprocmask(SIG_UNBLOCK
, &newset
, &oldset
);
1003 pkg_vec_free (replacees
);
1007 UNWIND_POSTRM_UPGRADE_OLD_PKG
:
1008 postrm_upgrade_old_pkg_unwind(conf
, pkg
, old_pkg
);
1009 UNWIND_CHECK_DATA_FILE_CLASHES
:
1010 check_data_file_clashes_unwind(conf
, pkg
, old_pkg
);
1011 UNWIND_BACKUP_MODIFIED_CONFFILES
:
1012 backup_modified_conffiles_unwind(conf
, pkg
, old_pkg
);
1013 UNWIND_PREINST_CONFIGURE
:
1014 preinst_configure_unwind(conf
, pkg
, old_pkg
);
1015 UNWIND_PRERM_DECONFIGURE_CONFLICTORS
:
1016 prerm_deconfigure_conflictors_unwind(conf
, pkg
, replacees
);
1017 UNWIND_PRERM_UPGRADE_OLD_PKG
:
1018 prerm_upgrade_old_pkg_unwind(conf
, pkg
, old_pkg
);
1019 UNWIND_REMOVE_INSTALLED_REPLACEES
:
1020 pkg_remove_installed_replacees_unwind(conf
, replacees
);
1022 opkg_message(conf
, OPKG_INFO
,
1023 " cleanup temp files\n");
1024 cleanup_temporary_files(conf
, pkg
);
1026 opkg_message(conf
, OPKG_INFO
,
1029 signal(SIGINT
, old_handler
);
1031 sigprocmask(SIG_UNBLOCK
, &newset
, &oldset
);
1033 pkg_vec_free (replacees
);
1034 return OPKG_ERR_UNKNOWN
;
1036 opkg_set_current_state (conf
, OPKG_STATE_NONE
, NULL
);
1039 static int prerm_upgrade_old_pkg(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1041 /* DPKG_INCOMPATIBILITY:
1042 dpkg does some things here that we don't do yet. Do we care?
1044 1. If a version of the package is already installed, call
1045 old-prerm upgrade new-version
1046 2. If the script runs but exits with a non-zero exit status
1047 new-prerm failed-upgrade old-version
1048 Error unwind, for both the above cases:
1049 old-postinst abort-upgrade new-version
1054 static int prerm_upgrade_old_pkg_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1056 /* DPKG_INCOMPATIBILITY:
1057 dpkg does some things here that we don't do yet. Do we care?
1058 (See prerm_upgrade_old_package for details)
1063 static int prerm_deconfigure_conflictors(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_vec_t
*conflictors
)
1065 /* DPKG_INCOMPATIBILITY:
1066 dpkg does some things here that we don't do yet. Do we care?
1067 2. If a 'conflicting' package is being removed at the same time:
1068 1. If any packages depended on that conflicting package and
1069 --auto-deconfigure is specified, call, for each such package:
1070 deconfigured's-prerm deconfigure \
1071 in-favour package-being-installed version \
1072 removing conflicting-package version
1074 deconfigured's-postinst abort-deconfigure \
1075 in-favour package-being-installed-but-failed version \
1076 removing conflicting-package version
1078 The deconfigured packages are marked as requiring
1079 configuration, so that if --install is used they will be
1080 configured again if possible.
1081 2. To prepare for removal of the conflicting package, call:
1082 conflictor's-prerm remove in-favour package new-version
1084 conflictor's-postinst abort-remove in-favour package new-version
1089 static int prerm_deconfigure_conflictors_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_vec_t
*conflictors
)
1091 /* DPKG_INCOMPATIBILITY: dpkg does some things here that we don't
1092 do yet. Do we care? (See prerm_deconfigure_conflictors for
1097 static int preinst_configure(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1103 char *old_version
= pkg_version_str_alloc(old_pkg
);
1104 sprintf_alloc(&preinst_args
, "upgrade %s", old_version
);
1106 } else if (pkg
->state_status
== SS_CONFIG_FILES
) {
1107 char *pkg_version
= pkg_version_str_alloc(pkg
);
1108 sprintf_alloc(&preinst_args
, "install %s", pkg_version
);
1111 preinst_args
= strdup("install");
1114 err
= pkg_run_script(conf
, pkg
, "preinst", preinst_args
);
1116 opkg_message(conf
, OPKG_ERROR
,
1117 "Aborting installation of %s\n", pkg
->name
);
1126 static int preinst_configure_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1128 /* DPKG_INCOMPATIBILITY:
1129 dpkg does the following error unwind, should we?
1130 pkg->postrm abort-upgrade old-version
1131 OR pkg->postrm abort-install old-version
1132 OR pkg->postrm abort-install
1137 static int backup_modified_conffiles(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1140 conffile_list_elt_t
*iter
;
1143 if (conf
->noaction
) return 0;
1145 /* Backup all modified conffiles */
1147 for (iter
= old_pkg
->conffiles
.head
; iter
; iter
= iter
->next
) {
1151 cf_name
= root_filename_alloc(conf
, cf
->name
);
1153 /* Don't worry if the conffile is just plain gone */
1154 if (file_exists(cf_name
) && conffile_has_been_modified(conf
, cf
)) {
1155 err
= backup_make_backup(conf
, cf_name
);
1164 /* Backup all conffiles that were not conffiles in old_pkg */
1165 for (iter
= pkg
->conffiles
.head
; iter
; iter
= iter
->next
) {
1168 cf_name
= root_filename_alloc(conf
, cf
->name
);
1169 /* Ignore if this was a conffile in old_pkg as well */
1170 if (pkg_get_conffile(old_pkg
, cf
->name
)) {
1174 if (file_exists(cf_name
) && (! backup_exists_for(cf_name
))) {
1175 err
= backup_make_backup(conf
, cf_name
);
1186 static int backup_modified_conffiles_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1188 conffile_list_elt_t
*iter
;
1191 for (iter
= old_pkg
->conffiles
.head
; iter
; iter
= iter
->next
) {
1192 backup_remove(iter
->data
->name
);
1196 for (iter
= pkg
->conffiles
.head
; iter
; iter
= iter
->next
) {
1197 backup_remove(iter
->data
->name
);
1204 static int check_data_file_clashes(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1206 /* DPKG_INCOMPATIBILITY:
1207 opkg takes a slightly different approach than dpkg at this
1208 point. dpkg installs each file in the new package while
1209 creating a backup for any file that is replaced, (so that it
1210 can unwind if necessary). To avoid complexity and redundant
1211 storage, opkg doesn't do any installation until later, (at the
1212 point at which dpkg removes the backups.
1214 But, we do have to check for data file clashes, since after
1215 installing a package with a file clash, removing either of the
1216 packages involved in the clash has the potential to break the
1219 str_list_t
*files_list
;
1220 str_list_elt_t
*iter
;
1224 files_list
= pkg_get_installed_files(pkg
);
1225 for (iter
= files_list
->head
; iter
; iter
= iter
->next
) {
1226 char *root_filename
;
1227 char *filename
= iter
->data
;
1228 root_filename
= root_filename_alloc(conf
, filename
);
1229 if (file_exists(root_filename
) && (! file_is_dir(root_filename
))) {
1232 /* Pre-existing conffiles are OK */
1233 /* @@@@ should have way to check that it is a conffile -Jamey */
1234 if (backup_exists_for(root_filename
)) {
1238 /* Pre-existing files are OK if force-overwrite was asserted. */
1239 if (conf
->force_overwrite
) {
1240 /* but we need to change who owns this file */
1241 file_hash_set_file_owner(conf
, filename
, pkg
);
1245 owner
= file_hash_get_file_owner(conf
, filename
);
1247 /* Pre-existing files are OK if owned by the pkg being upgraded. */
1248 if (owner
&& old_pkg
) {
1249 if (strcmp(owner
->name
, old_pkg
->name
) == 0) {
1254 /* Pre-existing files are OK if owned by a package replaced by new pkg. */
1256 opkg_message(conf
, OPKG_DEBUG2
, "Checking for replaces for %s in package %s\n", filename
, owner
->name
);
1257 if (pkg_replaces(pkg
, owner
)) {
1260 /* If the file that would be installed is owned by the same package, ( as per a reinstall or similar )
1261 then it's ok to overwrite. */
1262 if (strcmp(owner
->name
,pkg
->name
)==0){
1263 opkg_message(conf
, OPKG_INFO
, "Replacing pre-existing file %s owned by package %s\n", filename
, owner
->name
);
1268 /* Pre-existing files are OK if they are obsolete */
1269 obs
= hash_table_get(&conf
->obs_file_hash
, filename
);
1271 opkg_message(conf
, OPKG_INFO
, "Pre-exiting file %s is obsolete. obs_pkg=%s\n", filename
, obs
->name
);
1275 /* We have found a clash. */
1276 opkg_message(conf
, OPKG_ERROR
,
1277 "Package %s wants to install file %s\n"
1278 "\tBut that file is already provided by package ",
1279 pkg
->name
, filename
);
1281 opkg_message(conf
, OPKG_ERROR
,
1282 "%s\n", owner
->name
);
1284 opkg_message(conf
, OPKG_ERROR
,
1285 "<no package>\nPlease move this file out of the way and try again.\n");
1289 free(root_filename
);
1291 pkg_free_installed_files(pkg
);
1296 static int check_data_file_clashes_change(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1298 /* Basically that's the worst hack I could do to be able to change ownership of
1299 file list, but, being that we have no way to unwind the mods, due to structure
1300 of hash table, probably is the quickest hack too, whishing it would not slow-up thing too much.
1301 What we do here is change the ownership of file in hash if a replace ( or similar events
1303 Only the action that are needed to change name should be considered.
1304 @@@ To change after 1.0 release.
1306 str_list_t
*files_list
;
1307 str_list_elt_t
*iter
;
1311 files_list
= pkg_get_installed_files(pkg
);
1312 for (iter
= files_list
->head
; iter
; iter
= iter
->next
) {
1313 char *root_filename
;
1314 char *filename
= iter
->data
;
1315 root_filename
= root_filename_alloc(conf
, filename
);
1316 if (file_exists(root_filename
) && (! file_is_dir(root_filename
))) {
1319 if (conf
->force_overwrite
) {
1320 /* but we need to change who owns this file */
1321 file_hash_set_file_owner(conf
, filename
, pkg
);
1325 owner
= file_hash_get_file_owner(conf
, filename
);
1327 /* Pre-existing files are OK if owned by a package replaced by new pkg. */
1329 if (pkg_replaces(pkg
, owner
)) {
1330 /* It's now time to change the owner of that file.
1331 It has been "replaced" from the new "Replaces", then I need to inform lists file about that. */
1332 opkg_message(conf
, OPKG_INFO
, "Replacing pre-existing file %s owned by package %s\n", filename
, owner
->name
);
1333 file_hash_set_file_owner(conf
, filename
, pkg
);
1339 free(root_filename
);
1341 pkg_free_installed_files(pkg
);
1346 static int check_data_file_clashes_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1348 /* Nothing to do since check_data_file_clashes doesn't change state */
1352 static int postrm_upgrade_old_pkg(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1354 /* DPKG_INCOMPATIBILITY: dpkg does the following here, should we?
1355 1. If the package is being upgraded, call
1356 old-postrm upgrade new-version
1357 2. If this fails, attempt:
1358 new-postrm failed-upgrade old-version
1359 Error unwind, for both cases:
1360 old-preinst abort-upgrade new-version */
1364 static int postrm_upgrade_old_pkg_unwind(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1366 /* DPKG_INCOMPATIBILITY:
1367 dpkg does some things here that we don't do yet. Do we care?
1368 (See postrm_upgrade_old_pkg for details)
1373 static int remove_obsolesced_files(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1376 str_list_t
*old_files
;
1378 str_list_t
*new_files
;
1381 if (old_pkg
== NULL
) {
1385 old_files
= pkg_get_installed_files(old_pkg
);
1386 new_files
= pkg_get_installed_files(pkg
);
1388 for (of
= old_files
->head
; of
; of
= of
->next
) {
1392 for (nf
= new_files
->head
; nf
; nf
= nf
->next
) {
1394 if (strcmp(old
, new) == 0) {
1398 if (file_is_dir(old
)) {
1401 owner
= file_hash_get_file_owner(conf
, old
);
1402 if (owner
!= old_pkg
) {
1403 /* in case obsolete file no longer belongs to old_pkg */
1407 /* old file is obsolete */
1408 opkg_message(conf
, OPKG_INFO
,
1409 " removing obsolete file %s\n", old
);
1410 if (!conf
->noaction
) {
1413 opkg_message(conf
, OPKG_ERROR
, " Warning: remove %s failed: %s\n", old
,
1422 pkg_free_installed_files(old_pkg
);
1423 pkg_free_installed_files(pkg
);
1428 static int remove_obsolete_maintainer_scripts(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1436 opkg_message(conf
, OPKG_ERROR
, "%s: no dest for package %s\n", __FUNCTION__
, pkg
->name
);
1439 sprintf_alloc(&globpattern
, "%s/%s.*", pkg
->dest
->info_dir
, pkg
->name
);
1440 err
= glob(globpattern
, 0, NULL
, &globbuf
);
1445 /* XXXX this should perhaps only remove the ones that are not overwritten in new package. Jamey 11/11/2003 */
1446 for (i
= 0; i
< globbuf
.gl_pathc
; i
++) {
1447 opkg_message(conf
, OPKG_DEBUG
, "Removing control file %s from old_pkg %s\n",
1448 globbuf
.gl_pathv
[i
], old_pkg
->name
);
1449 if (!conf
->noaction
)
1450 unlink(globbuf
.gl_pathv
[i
]);
1457 static int install_maintainer_scripts(opkg_conf_t
*conf
, pkg_t
*pkg
, pkg_t
*old_pkg
)
1463 remove_obsolete_maintainer_scripts(conf
, pkg
, old_pkg
);
1464 sprintf_alloc(&prefix
, "%s.", pkg
->name
);
1465 ret
= pkg_extract_control_files_to_dir_with_prefix(pkg
,
1466 pkg
->dest
->info_dir
,
1472 static int remove_disappeared(opkg_conf_t
*conf
, pkg_t
*pkg
)
1474 /* DPKG_INCOMPATIBILITY:
1475 This is a fairly sophisticated dpkg operation. Shall we
1478 /* Any packages all of whose files have been overwritten during the
1479 installation, and which aren't required for dependencies, are
1480 considered to have been removed. For each such package
1481 1. disappearer's-postrm disappear overwriter overwriter-version
1482 2. The package's maintainer scripts are removed
1483 3. It is noted in the status database as being in a sane state,
1484 namely not installed (any conffiles it may have are ignored,
1485 rather than being removed by dpkg). Note that disappearing
1486 packages do not have their prerm called, because dpkg doesn't
1487 know in advance that the package is going to vanish.
1492 static int install_data_files(opkg_conf_t
*conf
, pkg_t
*pkg
)
1496 /* opkg takes a slightly different approach to data file backups
1497 than dpkg. Rather than removing backups at this point, we
1498 actually do the data file installation now. See comments in
1499 check_data_file_clashes() for more details. */
1501 opkg_message(conf
, OPKG_INFO
,
1502 " extracting data files to %s\n", pkg
->dest
->root_dir
);
1503 err
= pkg_extract_data_files_to_dir(pkg
, pkg
->dest
->root_dir
);
1508 /* XXX: BUG or FEATURE : We are actually loosing the Essential flag,
1509 so we can't save ourself from removing important packages
1510 At this point we (should) have extracted the .control file, so it
1511 would be a good idea to reload the data in it, and set the Essential
1512 state in *pkg. From now on the Essential is back in status file and
1513 we can protect again.
1514 We should operate this way:
1515 fopen the file ( pkg->dest->root_dir/pkg->name.control )
1516 check for "Essential" in it
1517 set the value in pkg->essential.
1518 This new routine could be useful also for every other flag
1520 set_flags_from_control(conf
, pkg
) ;
1522 opkg_message(conf
, OPKG_DEBUG
, " Calling pkg_write_filelist from %s\n", __FUNCTION__
);
1523 err
= pkg_write_filelist(conf
, pkg
);
1527 /* XXX: FEATURE: opkg should identify any files which existed
1528 before installation and which were overwritten, (see
1529 check_data_file_clashes()). What it must do is remove any such
1530 files from the filelist of the old package which provided the
1531 file. Otherwise, if the old package were removed at some point
1532 it would break the new package. Removing the new package will
1533 also break the old one, but this cannot be helped since the old
1534 package's file has already been deleted. This is the importance
1535 of check_data_file_clashes(), and only allowing opkg to install
1536 a clashing package with a user force. */
1541 static int resolve_conffiles(opkg_conf_t
*conf
, pkg_t
*pkg
)
1543 conffile_list_elt_t
*iter
;
1550 if (conf
->noaction
) return 0;
1552 for (iter
= pkg
->conffiles
.head
; iter
; iter
= iter
->next
) {
1553 char *root_filename
;
1555 root_filename
= root_filename_alloc(conf
, cf
->name
);
1557 /* Might need to initialize the md5sum for each conffile */
1558 if (cf
->value
== NULL
) {
1559 cf
->value
= file_md5sum_alloc(root_filename
);
1562 if (!file_exists(root_filename
)) {
1563 free(root_filename
);
1567 cf_backup
= backup_filename_alloc(root_filename
);
1570 if (file_exists(cf_backup
)) {
1571 /* Let's compute md5 to test if files are changed */
1572 md5sum
= file_md5sum_alloc(cf_backup
);
1573 if (strcmp( cf
->value
,md5sum
) != 0 ) {
1574 if (conf
->force_defaults
1575 || user_prefers_old_conffile(cf
->name
, cf_backup
) ) {
1576 rename(cf_backup
, root_filename
);
1584 free(root_filename
);
1590 static int user_prefers_old_conffile(const char *file_name
, const char *backup
)
1593 const char *short_file_name
;
1595 short_file_name
= strrchr(file_name
, '/');
1596 if (short_file_name
) {
1599 short_file_name
= file_name
;
1603 response
= get_user_response(" Configuration file '%s'\n"
1604 " ==> File on system created by you or by a script.\n"
1605 " ==> File also in package provided by package maintainer.\n"
1606 " What would you like to do about it ? Your options are:\n"
1607 " Y or I : install the package maintainer's version\n"
1608 " N or O : keep your currently-installed version\n"
1609 " D : show the differences between the versions (if diff is installed)\n"
1610 " The default action is to keep your current version.\n"
1611 " *** %s (Y/I/N/O/D) [default=N] ? ", file_name
, short_file_name
);
1612 if (strcmp(response
, "y") == 0
1613 || strcmp(response
, "i") == 0
1614 || strcmp(response
, "yes") == 0) {
1619 if (strcmp(response
, "d") == 0) {
1623 /* XXX: BUG rewrite to use exec or busybox's internal diff */
1624 sprintf_alloc(&cmd
, "diff -u %s %s", backup
, file_name
);
1627 printf(" [Press ENTER to continue]\n");
1628 response
= file_read_line_alloc(stdin
);
1638 /* XXX: CLEANUP: I'd like to move all of the code for
1639 creating/cleaning pkg->tmp_unpack_dir directly into pkg.c. (Then,
1640 it would make sense to cleanup pkg->tmp_unpack_dir directly from
1641 pkg_deinit for example). */
1642 static int cleanup_temporary_files(opkg_conf_t
*conf
, pkg_t
*pkg
)
1645 struct dirent
*dirent
;
1648 #ifdef OPKG_DEBUG_NO_TMP_CLEANUP
1650 opkg_message(conf
, OPKG_DEBUG
,
1651 "%s: Not cleaning up %s since opkg compiled with OPKG_DEBUG_NO_TMP_CLEANUP\n",
1652 __FUNCTION__
, pkg
->tmp_unpack_dir
);
1656 if (pkg
->tmp_unpack_dir
&& file_is_dir(pkg
->tmp_unpack_dir
)) {
1657 tmp_dir
= opendir(pkg
->tmp_unpack_dir
);
1660 dirent
= readdir(tmp_dir
);
1661 if (dirent
== NULL
) {
1664 sprintf_alloc(&tmp_file
, "%s/%s",
1665 pkg
->tmp_unpack_dir
, dirent
->d_name
);
1666 if (! file_is_dir(tmp_file
)) {
1672 rmdir(pkg
->tmp_unpack_dir
);
1673 free(pkg
->tmp_unpack_dir
);
1674 pkg
->tmp_unpack_dir
= NULL
;
1678 opkg_message(conf
, OPKG_INFO
, "cleanup_temporary_files: pkg=%s local_filename=%s tmp_dir=%s\n",
1679 pkg
->name
, pkg
->local_filename
, conf
->tmp_dir
);
1680 if (pkg
->local_filename
&& strncmp(pkg
->local_filename
, conf
->tmp_dir
, strlen(conf
->tmp_dir
)) == 0) {
1681 unlink(pkg
->local_filename
);
1682 free(pkg
->local_filename
);
1683 pkg
->local_filename
= NULL
;
1689 static char *backup_filename_alloc(const char *file_name
)
1693 sprintf_alloc(&backup
, "%s%s", file_name
, OPKG_BACKUP_SUFFIX
);
1698 int backup_make_backup(opkg_conf_t
*conf
, const char *file_name
)
1703 backup
= backup_filename_alloc(file_name
);
1704 err
= file_copy(file_name
, backup
);
1706 opkg_message(conf
, OPKG_ERROR
,
1707 "%s: Failed to copy %s to %s\n",
1708 __FUNCTION__
, file_name
, backup
);
1716 static int backup_exists_for(const char *file_name
)
1721 backup
= backup_filename_alloc(file_name
);
1723 ret
= file_exists(backup
);
1730 static int backup_remove(const char *file_name
)
1734 backup
= backup_filename_alloc(file_name
);