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Diffstat (limited to 'lib/libalpm/sync.c')
-rw-r--r--lib/libalpm/sync.c297
1 files changed, 238 insertions, 59 deletions
diff --git a/lib/libalpm/sync.c b/lib/libalpm/sync.c
index 05746bbc..27bb380e 100644
--- a/lib/libalpm/sync.c
+++ b/lib/libalpm/sync.c
@@ -2,6 +2,9 @@
* sync.c
*
* Copyright (c) 2002-2006 by Judd Vinet <jvinet@zeroflux.org>
+ * Copyright (c) 2005 by Aurelien Foret <orelien@chez.com>
+ * Copyright (c) 2005 by Christian Hamar <krics@linuxforum.hu>
+ * Copyright (c) 2005, 2006 by Miklos Vajna <vmiklos@frugalware.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -24,6 +27,7 @@
#include <stdio.h>
#include <fcntl.h>
#include <string.h>
+#include <time.h>
#ifdef CYGWIN
#include <limits.h> /* PATH_MAX */
#endif
@@ -31,7 +35,6 @@
#include <libintl.h>
/* pacman */
#include "log.h"
-#include "util.h"
#include "error.h"
#include "list.h"
#include "package.h"
@@ -41,10 +44,16 @@
#include "conflict.h"
#include "provide.h"
#include "trans.h"
+#include "util.h"
#include "sync.h"
#include "versioncmp.h"
#include "handle.h"
+#include "util.h"
#include "alpm.h"
+#include "md5.h"
+#include "sha1.h"
+#include "handle.h"
+#include "server.h"
extern pmhandle_t *handle;
@@ -102,34 +111,13 @@ static pmsyncpkg_t *find_pkginsync(char *needle, PMList *haystack)
return(sync);
}
-/* It returns a PMList of packages extracted from the given archive
- * (the archive must have been generated by gensync)
- */
-PMList *_alpm_sync_load_dbarchive(char *archive)
+static int istoonew(pmpkg_t *pkg)
{
- PMList *lp = NULL;
- register struct archive *_archive;
- struct archive_entry *entry;
-
- if((_archive = archive_read_new()) == NULL) {
- pm_errno = PM_ERR_LIBARCHIVE_ERROR;
- goto error;
- }
- archive_read_support_compression_all(_archive);
- archive_read_support_format_all(_archive);
-
- if(archive_read_open_file(_archive, archive, 10240) != ARCHIVE_OK) {
- pm_errno = PM_ERR_NOT_A_FILE;
- goto error;
- }
-
- archive_read_finish(_archive);
-
- return(lp);
-
-error:
- archive_read_finish(_archive);
- return(NULL);
+ time_t t;
+ if (!handle->upgradedelay)
+ return 0;
+ time(&t);
+ return((pkg->date + handle->upgradedelay) > t);
}
int _alpm_sync_sysupgrade(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync)
@@ -197,7 +185,7 @@ int _alpm_sync_sysupgrade(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync)
_alpm_log(PM_LOG_FLOW1, _("checking for package upgrades"));
for(i = _alpm_db_get_pkgcache(db_local); i; i = i->next) {
int cmp;
- int replace = 0;
+ int replace=0;
pmpkg_t *local = i->data;
pmpkg_t *spkg = NULL;
pmsyncpkg_t *sync;
@@ -209,19 +197,19 @@ int _alpm_sync_sysupgrade(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync)
_alpm_log(PM_LOG_DEBUG, _("'%s' not found in sync db -- skipping"), local->name);
continue;
}
-
+
/* we don't care about a to-be-replaced package's newer version */
- for(j = trans->packages; j && !replace; j = j->next) {
+ for(j = trans->packages; j && !replace; j=j->next) {
sync = j->data;
if(sync->type == PM_SYNC_TYPE_REPLACE) {
if(_alpm_pkg_isin(spkg->name, sync->data)) {
- replace = 1;
+ replace=1;
}
}
}
if(replace) {
_alpm_log(PM_LOG_DEBUG, _("'%s' is already elected for removal -- skipping"),
- spkg->name);
+ local->name);
continue;
}
@@ -237,9 +225,14 @@ int _alpm_sync_sysupgrade(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync)
/* package should be ignored (IgnorePkg) */
_alpm_log(PM_LOG_WARNING, _("%s-%s: ignoring package upgrade (%s)"),
local->name, local->version, spkg->version);
+ } else if(istoonew(spkg)) {
+ /* package too new (UpgradeDelay) */
+ _alpm_log(PM_LOG_FLOW1, _("%s-%s: delaying upgrade of package (%s)\n"),
+ local->name, local->version, spkg->version);
+ /* check if spkg->name is already in the packages list. */
} else {
_alpm_log(PM_LOG_FLOW2, _("%s-%s elected for upgrade (%s => %s)"),
- local->name, local->version, local->version, spkg->version);
+ local->name, local->version, local->version, spkg->version);
if(!find_pkginsync(spkg->name, trans->packages)) {
pmpkg_t *dummy = _alpm_pkg_new(local->name, local->version);
if(dummy == NULL) {
@@ -367,20 +360,25 @@ int _alpm_sync_addtarget(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, c
return(0);
}
-/* Helper function for _alpm_list_remove
+/* Helper functions for _alpm_list_remove
*/
static int ptr_cmp(const void *s1, const void *s2)
{
return(strcmp(((pmsyncpkg_t *)s1)->pkg->name, ((pmsyncpkg_t *)s2)->pkg->name));
}
+static int pkg_cmp(const void *p1, const void *p2)
+{
+ return(strcmp(((pmpkg_t *)p1)->name, ((pmsyncpkg_t *)p2)->pkg->name));
+}
+
int _alpm_sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PMList **data)
{
PMList *deps = NULL;
PMList *list = NULL; /* list allowing checkdeps usage with data from trans->packages */
PMList *trail = NULL; /* breadcrum list to avoid running into circles */
- PMList *asked = NULL;
- PMList *i, *j;
+ PMList *asked = NULL;
+ PMList *i, *j, *k, *l;
int ret = 0;
ASSERT(db_local != NULL, RET_ERR(PM_ERR_DB_NULL, -1));
@@ -409,6 +407,7 @@ int _alpm_sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PML
goto cleanup;
}
}
+
for(i = list; i; i = i->next) {
/* add the dependencies found by resolvedeps to the transaction set */
pmpkg_t *spkg = i->data;
@@ -420,13 +419,39 @@ int _alpm_sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PML
}
trans->packages = _alpm_list_add(trans->packages, sync);
_alpm_log(PM_LOG_FLOW2, _("adding package %s-%s to the transaction targets"),
- spkg->name, spkg->version);
+ spkg->name, spkg->version);
+ } else {
+ /* remove the original targets from the list if requested */
+ if((trans->flags & PM_TRANS_FLAG_DEPENDSONLY)) {
+ pmpkg_t *p;
+ trans->packages = _alpm_list_remove(trans->packages, spkg, pkg_cmp, (void**)&p);
+ FREEPKG(p);
+ }
}
}
+
+ /* re-order w.r.t. dependencies */
+ k = l = NULL;
+ for(i=trans->packages; i; i=i->next) {
+ pmsyncpkg_t *s = (pmsyncpkg_t*)i->data;
+ k = _alpm_list_add(k, s->pkg);
+ }
+ k = _alpm_sortbydeps(k, PM_TRANS_TYPE_ADD);
+ for(i=k; i; i=i->next) {
+ for(j=trans->packages; j; j=j->next) {
+ pmsyncpkg_t *s = (pmsyncpkg_t*)j->data;
+ if(s->pkg==i->data) {
+ l = _alpm_list_add(l, s);
+ }
+ }
+ }
+ FREELISTPTR(trans->packages);
+ trans->packages = l;
+
EVENT(trans, PM_TRANS_EVT_RESOLVEDEPS_DONE, NULL, NULL);
_alpm_log(PM_LOG_FLOW1, _("looking for unresolvable dependencies"));
- deps = _alpm_checkdeps(db_local, PM_TRANS_TYPE_UPGRADE, list);
+ deps = _alpm_checkdeps(trans, db_local, PM_TRANS_TYPE_UPGRADE, list);
if(deps) {
if(data) {
*data = deps;
@@ -470,19 +495,18 @@ int _alpm_sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PML
}
}
if(found) {
- _alpm_log(PM_LOG_FLOW2, "'%s' is already elected for removal -- skipping",
- miss->depend.name);
+ _alpm_log(PM_LOG_DEBUG, _("'%s' is already elected for removal -- skipping"),
+ miss->depend.name);
continue;
}
sync = find_pkginsync(miss->target, trans->packages);
if(sync == NULL) {
- _alpm_log(PM_LOG_DEBUG, "'%s' not found in transaction set -- skipping",
+ _alpm_log(PM_LOG_DEBUG, _("'%s' not found in transaction set -- skipping"),
miss->target);
continue;
}
local = _alpm_db_get_pkgfromcache(db_local, miss->depend.name);
-
/* check if this package also "provides" the package it's conflicting with
*/
if(_alpm_list_is_strin(miss->depend.name, sync->pkg->provides)) {
@@ -513,16 +537,18 @@ int _alpm_sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PML
depend = _alpm_list_is_strin(miss->depend.name, trans->targets);
if(depend && !target) {
_alpm_log(PM_LOG_DEBUG, _("'%s' is in the target list -- keeping it"),
- miss->depend.name);
+ miss->depend.name);
/* remove miss->target */
rmpkg = miss->target;
} else if(target && !depend) {
_alpm_log(PM_LOG_DEBUG, _("'%s' is in the target list -- keeping it"),
- miss->target);
+ miss->target);
/* remove miss->depend.name */
rmpkg = miss->depend.name;
} else {
- /* something's not right, bail out with a conflict error */
+ /* miss->depend.name is not needed, miss->target already provides
+ * it, let's resolve the conflict */
+ rmpkg = miss->depend.name;
}
if(rmpkg) {
pmsyncpkg_t *rsync = find_pkginsync(rmpkg, trans->packages);
@@ -534,9 +560,8 @@ int _alpm_sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PML
}
}
}
-
/* It's a conflict -- see if they want to remove it
- */
+ */
_alpm_log(PM_LOG_DEBUG, _("resolving package '%s' conflict"), miss->target);
if(local) {
int doremove = 0;
@@ -639,8 +664,8 @@ int _alpm_sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PML
}
}
if(list) {
- _alpm_log(PM_LOG_FLOW1, "checking dependencies of packages designated for removal");
- deps = _alpm_checkdeps(db_local, PM_TRANS_TYPE_REMOVE, list);
+ _alpm_log(PM_LOG_FLOW1, _("checking dependencies of packages designated for removal"));
+ deps = _alpm_checkdeps(trans, db_local, PM_TRANS_TYPE_REMOVE, list);
if(deps) {
int errorout = 0;
for(i = deps; i; i = i->next) {
@@ -673,7 +698,7 @@ int _alpm_sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PML
if(!strcmp(m->data, o->data)) {
/* found matching provisio -- we're good to go */
_alpm_log(PM_LOG_FLOW2, _("found '%s' as a provision for '%s' -- conflict aborted"),
- sp->pkg->name, (char *)o->data);
+ sp->pkg->name, (char *)o->data);
pfound = 1;
}
}
@@ -710,25 +735,172 @@ int _alpm_sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PML
/*EVENT(trans, PM_TRANS_EVT_CHECKDEPS_DONE, NULL, NULL);*/
}
+#ifndef __sun__
+ /* check for free space only in case the packages will be extracted */
+ if(!(trans->flags & PM_TRANS_FLAG_NOCONFLICTS)) {
+ if(_alpm_check_freespace(trans, data) == -1) {
+ /* pm_errno is set by check_freespace */
+ ret = -1;
+ goto cleanup;
+ }
+ }
+#endif
+
cleanup:
FREELISTPTR(list);
FREELISTPTR(trail);
FREELIST(asked);
- FREELIST(deps);
return(ret);
}
int _alpm_sync_commit(pmtrans_t *trans, pmdb_t *db_local, PMList **data)
{
- PMList *i;
+ PMList *i, *j, *files = NULL;
pmtrans_t *tr = NULL;
- int replaces = 0;
+ int replaces = 0, retval = 0;
+ char ldir[PATH_MAX];
+ int varcache = 1;
ASSERT(db_local != NULL, RET_ERR(PM_ERR_DB_NULL, -1));
ASSERT(trans != NULL, RET_ERR(PM_ERR_TRANS_NULL, -1));
+ trans->state = STATE_DOWNLOADING;
+ /* group sync records by repository and download */
+ snprintf(ldir, PATH_MAX, "%s%s", handle->root, handle->cachedir);
+
+ for(i = handle->dbs_sync; i; i = i->next) {
+ pmdb_t *current = i->data;
+
+ for(j = trans->packages; j; j = j->next) {
+ pmsyncpkg_t *sync = j->data;
+ pmpkg_t *spkg = sync->pkg;
+ pmdb_t *dbs = spkg->data;
+
+ if(current == dbs) {
+ char path[PATH_MAX];
+
+ if(trans->flags & PM_TRANS_FLAG_PRINTURIS) {
+ snprintf(path, PATH_MAX, "%s-%s" PM_EXT_PKG, spkg->name, spkg->version);
+ EVENT(trans, PM_TRANS_EVT_PRINTURI, alpm_db_getinfo(current, PM_DB_FIRSTSERVER), path);
+ } else {
+ struct stat buf;
+ snprintf(path, PATH_MAX, "%s/%s-%s" PM_EXT_PKG, ldir, spkg->name, spkg->version);
+ if(stat(path, &buf)) {
+ /* file is not in the cache dir, so add it to the list */
+ snprintf(path, PATH_MAX, "%s-%s" PM_EXT_PKG, spkg->name, spkg->version);
+ files = _alpm_list_add(files, strdup(path));
+ } else {
+ _alpm_log(PM_LOG_DEBUG, _("%s-%s%s is already in the cache\n"),
+ spkg->name, spkg->version, PM_EXT_PKG);
+ }
+ }
+ }
+ }
+
+ if(files) {
+ struct stat buf;
+ EVENT(trans, PM_TRANS_EVT_RETRIEVE_START, current->treename, NULL);
+ if(stat(ldir, &buf)) {
+ /* no cache directory.... try creating it */
+ _alpm_log(PM_LOG_WARNING, _("no %s cache exists. creating...\n"), ldir);
+ alpm_logaction(_("warning: no %s cache exists. creating..."), ldir);
+ if(_alpm_makepath(ldir)) {
+ /* couldn't mkdir the cache directory, so fall back to /tmp and unlink
+ * the package afterwards.
+ */
+ _alpm_log(PM_LOG_WARNING, _("couldn't create package cache, using /tmp instead\n"));
+ alpm_logaction(_("warning: couldn't create package cache, using /tmp instead"));
+ snprintf(ldir, PATH_MAX, "%s/tmp", handle->root);
+ if(_alpm_handle_set_option(handle, PM_OPT_CACHEDIR, (long)"/tmp") == -1) {
+ _alpm_log(PM_LOG_WARNING, _("failed to set option CACHEDIR (%s)\n"), alpm_strerror(pm_errno));
+ RET_ERR(PM_ERR_RETRIEVE, -1);
+ }
+ varcache = 0;
+ }
+ }
+ if(_alpm_downloadfiles(current->servers, ldir, files)) {
+ _alpm_log(PM_LOG_WARNING, _("failed to retrieve some files from %s\n"), current->treename);
+ RET_ERR(PM_ERR_RETRIEVE, -1);
+ }
+ FREELIST(files);
+ }
+ }
+ if(trans->flags & PM_TRANS_FLAG_PRINTURIS) {
+ return(0);
+ }
+
+ /* Check integrity of files */
+ EVENT(trans, PM_TRANS_EVT_INTEGRITY_START, NULL, NULL);
+
+ for(i = trans->packages; i; i = i->next) {
+ pmsyncpkg_t *sync = i->data;
+ pmpkg_t *spkg = sync->pkg;
+ char str[PATH_MAX], pkgname[PATH_MAX];
+ char *md5sum1, *md5sum2, *sha1sum1, *sha1sum2;
+ char *ptr=NULL;
+
+ snprintf(pkgname, PATH_MAX, "%s-%s" PM_EXT_PKG,
+ spkg->name, spkg->version);
+ md5sum1 = spkg->md5sum;
+ sha1sum1 = spkg->sha1sum;
+
+ if((md5sum1 == NULL) && (sha1sum1 == NULL)) {
+ if((ptr = (char *)malloc(512)) == NULL) {
+ RET_ERR(PM_ERR_MEMORY, -1);
+ }
+ snprintf(ptr, 512, _("can't get md5 or sha1 checksum for package %s\n"), pkgname);
+ *data = _alpm_list_add(*data, ptr);
+ retval = 1;
+ continue;
+ }
+ snprintf(str, PATH_MAX, "%s/%s/%s", handle->root, handle->cachedir, pkgname);
+ md5sum2 = _alpm_MDFile(str);
+ sha1sum2 = _alpm_SHAFile(str);
+ if(md5sum2 == NULL && sha1sum2 == NULL) {
+ if((ptr = (char *)malloc(512)) == NULL) {
+ RET_ERR(PM_ERR_MEMORY, -1);
+ }
+ snprintf(ptr, 512, _("can't get md5 or sha1 checksum for package %s\n"), pkgname);
+ *data = _alpm_list_add(*data, ptr);
+ retval = 1;
+ continue;
+ }
+ if((strcmp(md5sum1, md5sum2) != 0) && (strcmp(sha1sum1, sha1sum2) != 0)) {
+ int doremove=0;
+ if((ptr = (char *)malloc(512)) == NULL) {
+ RET_ERR(PM_ERR_MEMORY, -1);
+ }
+ if(trans->flags & PM_TRANS_FLAG_ALLDEPS) {
+ doremove=1;
+ } else {
+ QUESTION(trans, PM_TRANS_CONV_CORRUPTED_PKG, pkgname, NULL, NULL, &doremove);
+ }
+ if(doremove) {
+ char str[PATH_MAX];
+ snprintf(str, PATH_MAX, "%s%s/%s-%s" PM_EXT_PKG, handle->root, handle->cachedir, spkg->name, spkg->version);
+ unlink(str);
+ snprintf(ptr, 512, _("archive %s was corrupted (bad MD5 or SHA1 checksum)\n"), pkgname);
+ } else {
+ snprintf(ptr, 512, _("archive %s is corrupted (bad MD5 or SHA1 checksum)\n"), pkgname);
+ }
+ *data = _alpm_list_add(*data, ptr);
+ retval = 1;
+ }
+ FREE(md5sum2);
+ FREE(sha1sum2);
+ }
+ if(retval) {
+ pm_errno = PM_ERR_PKG_CORRUPTED;
+ goto error;
+ }
+ EVENT(trans, PM_TRANS_EVT_INTEGRITY_DONE, NULL, NULL);
+ if(trans->flags & PM_TRANS_FLAG_DOWNLOADONLY) {
+ return(0);
+ }
+
/* remove conflicting and to-be-replaced packages */
+ trans->state = STATE_COMMITING;
tr = _alpm_trans_new();
if(tr == NULL) {
_alpm_log(PM_LOG_ERROR, _("could not create removal transaction"));
@@ -736,8 +908,7 @@ int _alpm_sync_commit(pmtrans_t *trans, pmdb_t *db_local, PMList **data)
goto error;
}
- if(_alpm_trans_init(tr, PM_TRANS_TYPE_REMOVE, PM_TRANS_FLAG_NODEPS,
- trans->cb_event, trans->cb_conv) == -1) {
+ if(_alpm_trans_init(tr, PM_TRANS_TYPE_REMOVE, PM_TRANS_FLAG_NODEPS, NULL, NULL, NULL) == -1) {
_alpm_log(PM_LOG_ERROR, _("could not initialize the removal transaction"));
goto error;
}
@@ -780,8 +951,7 @@ int _alpm_sync_commit(pmtrans_t *trans, pmdb_t *db_local, PMList **data)
pm_errno = PM_ERR_MEMORY;
goto error;
}
- if(_alpm_trans_init(tr, PM_TRANS_TYPE_UPGRADE, trans->flags | PM_TRANS_FLAG_NODEPS,
- trans->cb_event, trans->cb_conv) == -1) {
+ if(_alpm_trans_init(tr, PM_TRANS_TYPE_UPGRADE, trans->flags | PM_TRANS_FLAG_NODEPS, trans->cb_event, trans->cb_conv, trans->cb_progress) == -1) {
_alpm_log(PM_LOG_ERROR, _("could not initialize transaction"));
goto error;
}
@@ -802,6 +972,7 @@ int _alpm_sync_commit(pmtrans_t *trans, pmdb_t *db_local, PMList **data)
}
if(_alpm_trans_prepare(tr, data) == -1) {
_alpm_log(PM_LOG_ERROR, _("could not prepare transaction"));
+ /* pm_errno is set by trans_prepare */
goto error;
}
if(_alpm_trans_commit(tr, NULL) == -1) {
@@ -812,7 +983,7 @@ int _alpm_sync_commit(pmtrans_t *trans, pmdb_t *db_local, PMList **data)
/* propagate replaced packages' requiredby fields to their new owners */
if(replaces) {
- _alpm_log(PM_LOG_FLOW1, _("updating database for replaced packages dependencies"));
+ _alpm_log(PM_LOG_FLOW1, _("updating database for replaced packages' dependencies"));
for(i = trans->packages; i; i = i->next) {
pmsyncpkg_t *sync = i->data;
if(sync->type == PM_SYNC_TYPE_REPLACE) {
@@ -857,10 +1028,18 @@ int _alpm_sync_commit(pmtrans_t *trans, pmdb_t *db_local, PMList **data)
}
}
+ if(!varcache && !(trans->flags & PM_TRANS_FLAG_DOWNLOADONLY)) {
+ /* delete packages */
+ for(i = files; i; i = i->next) {
+ unlink(i->data);
+ }
+ }
return(0);
error:
FREETRANS(tr);
+ /* commiting failed, so this is still just a prepared transaction */
+ trans->state = STATE_PREPARED;
return(-1);
}

Copyright © 2002-2022 Judd Vinet and Aaron Griffin. Copyright © 2022 Erich Eckner.
The Arch Linux name and logo are recognized trademarks. Some rights reserved. The registered trademark Linux® is used pursuant to a sublicense from LMI, the exclusive licensee of Linus Torvalds, owner of the mark on a world-wide basis.