/* * add.c * * Copyright (c) 2002-2007 by Judd Vinet * * 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 * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, * USA. */ #include "config.h" #include #include #include #include #include #include #include #include /* libarchive */ #include #include /* libalpm */ #include "add.h" #include "alpm_list.h" #include "trans.h" #include "util.h" #include "error.h" #include "cache.h" #include "md5.h" #include "log.h" #include "backup.h" #include "package.h" #include "db.h" #include "provide.h" #include "conflict.h" #include "deps.h" #include "remove.h" #include "handle.h" int _alpm_add_loadtarget(pmtrans_t *trans, pmdb_t *db, char *name) { pmpkg_t *info = NULL; pmpkg_t *dummy; char pkgname[PKG_NAME_LEN], pkgver[PKG_VERSION_LEN]; alpm_list_t *i; struct stat buf; ALPM_LOG_FUNC; ASSERT(trans != NULL, RET_ERR(PM_ERR_TRANS_NULL, -1)); ASSERT(db != NULL, RET_ERR(PM_ERR_DB_NULL, -1)); ASSERT(name != NULL && strlen(name) != 0, RET_ERR(PM_ERR_WRONG_ARGS, -1)); _alpm_log(PM_LOG_DEBUG, "loading target '%s'", name); /* TODO FS#5120 we need a better way to check if a package is a valid package, * and read the metadata instead of relying on the filename for package name * and version */ if(stat(name, &buf)) { pm_errno = PM_ERR_NOT_A_FILE; goto error; } if(_alpm_pkg_splitname(name, pkgname, pkgver, 1) == -1) { pm_errno = PM_ERR_PKG_INVALID_NAME; goto error; } /* no additional hyphens in version strings */ if(strchr(pkgver, '-') != strrchr(pkgver, '-')) { pm_errno = PM_ERR_PKG_INVALID_NAME; goto error; } if(trans->type != PM_TRANS_TYPE_UPGRADE) { /* only install this package if it is not already installed */ if(_alpm_db_get_pkgfromcache(db, pkgname)) { pm_errno = PM_ERR_PKG_INSTALLED; goto error; } } else { if(trans->flags & PM_TRANS_FLAG_FRESHEN) { /* only upgrade/install this package if it is already installed and at a lesser version */ dummy = _alpm_db_get_pkgfromcache(db, pkgname); if(dummy == NULL || _alpm_versioncmp(dummy->version, pkgver) >= 0) { pm_errno = PM_ERR_PKG_CANT_FRESH; goto error; } } } /* check if an older version of said package is already in transaction packages. * if so, replace it in the list */ for(i = trans->packages; i; i = i->next) { pmpkg_t *pkg = i->data; if(strcmp(pkg->name, pkgname) == 0) { if(_alpm_versioncmp(pkg->version, pkgver) < 0) { pmpkg_t *newpkg; _alpm_log(PM_LOG_WARNING, _("replacing older version %s-%s by %s in target list"), pkg->name, pkg->version, pkgver); if((newpkg = _alpm_pkg_load(name)) == NULL) { /* pm_errno is already set by pkg_load() */ goto error; } _alpm_pkg_free(i->data); i->data = newpkg; } else { _alpm_log(PM_LOG_WARNING, _("newer version %s-%s is in the target list -- skipping"), pkg->name, pkg->version); } return(0); } } _alpm_log(PM_LOG_DEBUG, "reading '%s' metadata", pkgname); info = _alpm_pkg_load(name); if(info == NULL) { /* pm_errno is already set by pkg_load() */ goto error; } /* check to verify we're not getting fooled by a corrupted package */ if(strcmp(pkgname, info->name) != 0 || strcmp(pkgver, info->version) != 0) { pm_errno = PM_ERR_PKG_INVALID; goto error; } if(trans->flags & PM_TRANS_FLAG_ALLDEPS) { info->reason = PM_PKG_REASON_DEPEND; } /* add the package to the transaction */ trans->packages = alpm_list_add(trans->packages, info); return(0); error: _alpm_pkg_free(info); return(-1); } /* This is still messy. We have a lot of compare functions, and we should * try to consolidate them as much as we can (between add and sync) */ /*static int deppkg_cmp(const void *p1, const void *p2) { return(strcmp(((pmdepmissing_t *)p1)->target, ((pmdepmissing_t *)p2)->target)); }*/ int _alpm_add_prepare(pmtrans_t *trans, pmdb_t *db, alpm_list_t **data) { alpm_list_t *lp = NULL, *i = NULL; ALPM_LOG_FUNC; ASSERT(trans != NULL, RET_ERR(PM_ERR_TRANS_NULL, -1)); ASSERT(db != NULL, RET_ERR(PM_ERR_DB_NULL, -1)); /* Check dependencies */ if(!(trans->flags & PM_TRANS_FLAG_NODEPS)) { EVENT(trans, PM_TRANS_EVT_CHECKDEPS_START, NULL, NULL); /* look for unsatisfied dependencies */ _alpm_log(PM_LOG_DEBUG, "looking for unsatisfied dependencies"); lp = _alpm_checkdeps(db, trans->type, trans->packages); if(lp != NULL) { if(data) { *data = lp; } else { FREELIST(lp); } RET_ERR(PM_ERR_UNSATISFIED_DEPS, -1); } /* no unsatisfied deps, so look for conflicts */ _alpm_log(PM_LOG_DEBUG, "looking for conflicts"); lp = _alpm_checkconflicts(db, trans->packages); for(i = lp; i; i = i->next) { pmdepmissing_t *miss = i->data; _alpm_log(PM_LOG_ERROR, _("replacing packages with -A and -U is not supported yet")); _alpm_log(PM_LOG_ERROR, _("please remove '%s' first, using -Rd"), miss->depend.name); RET_ERR(PM_ERR_CONFLICTING_DEPS, -1); /* Attempt to resolve conflicts */ /* int skip_this = 0; QUESTION(trans, PM_TRANS_CONV_CONFLICT_PKG, miss->target, miss->depend.name, NULL, &skip_this); if(skip_this) { pmdepmissing_t *pkg = NULL; lp = alpm_list_remove(lp, (void *)miss, deppkg_cmp, (void*)&pkg); */ /* TODO: We remove the conflict from the list but never actually remove * the package. Need to do this to fix FS #3492. The sync code should * provide an example of how to do this, as it handles replaces and * removes. We run into problems because we do a file conflict check * below and it fails there. A force flag will skip that part, but * still not remove the original package designated here for removal. * Better yet, dump all this shitty duplicate code and somehow combine * it with the sync code. */ /* FREE(pkg); if(lp == NULL) { break; } } */ } /* Removal code should go here, as described above. Instead of simply * removing items, perhaps throw them in another list to be removed, then * proceed as sync.c would? I'm not sure because I'm not familiar enough * with the codebase. */ if(lp != NULL) { if(data) { *data = lp; } else { FREELIST(lp); } RET_ERR(PM_ERR_CONFLICTING_DEPS, -1); } /* re-order w.r.t. dependencies */ _alpm_log(PM_LOG_DEBUG, "sorting by dependencies"); lp = _alpm_sortbydeps(trans->packages, PM_TRANS_TYPE_ADD); /* free the old alltargs */ alpm_list_free(trans->packages); trans->packages = lp; EVENT(trans, PM_TRANS_EVT_CHECKDEPS_DONE, NULL, NULL); } /* Check for file conflicts */ if(!(trans->flags & PM_TRANS_FLAG_FORCE)) { EVENT(trans, PM_TRANS_EVT_FILECONFLICTS_START, NULL, NULL); _alpm_log(PM_LOG_DEBUG, "looking for file conflicts"); lp = _alpm_db_find_conflicts(db, trans, handle->root); if(lp != NULL) { if(data) { *data = lp; } else { FREELIST(lp); } RET_ERR(PM_ERR_FILE_CONFLICTS, -1); } EVENT(trans, PM_TRANS_EVT_FILECONFLICTS_DONE, NULL, NULL); } return(0); } static int upgrade_remove(pmpkg_t *oldpkg, pmpkg_t *newpkg, pmtrans_t *trans, pmdb_t *db) { /* this is kinda odd. If the old package exists, at this point we make a * NEW transaction, unrelated to handle->trans, and instantiate a "remove" * with the type PM_TRANS_TYPE_REMOVEUPGRADE. TODO: kill this weird * behavior. */ pmtrans_t *tr = _alpm_trans_new(); _alpm_log(PM_LOG_DEBUG, "removing old package first (%s-%s)", oldpkg->name, oldpkg->version); if(!tr) { RET_ERR(PM_ERR_TRANS_ABORT, -1); } if(_alpm_trans_init(tr, PM_TRANS_TYPE_REMOVEUPGRADE, trans->flags, NULL, NULL, NULL) == -1) { _alpm_trans_free(tr); tr = NULL; RET_ERR(PM_ERR_TRANS_ABORT, -1); } if(_alpm_remove_loadtarget(tr, db, newpkg->name) == -1) { _alpm_trans_free(tr); tr = NULL; RET_ERR(PM_ERR_TRANS_ABORT, -1); } /* copy the remove skiplist over */ tr->skip_remove = alpm_list_strdup(trans->skip_remove); const alpm_list_t *b; /* Add files in the NEW package's backup array to the noupgrade array * so this removal operation doesn't kill them */ /* TODO if we add here, all backup=() entries for all targets, new and * old, we cover all bases, including backup=() locations changing hands. * But is this viable? */ alpm_list_t *old_noupgrade = alpm_list_strdup(handle->noupgrade); for(b = alpm_pkg_get_backup(newpkg); b; b = b->next) { const char *backup = b->data; _alpm_log(PM_LOG_DEBUG, "adding %s to the NoUpgrade array temporarily", backup); handle->noupgrade = alpm_list_add(handle->noupgrade, strdup(backup)); } int ret = _alpm_remove_commit(tr, db); _alpm_trans_free(tr); tr = NULL; /* restore our "NoUpgrade" list to previous state */ alpm_list_free_inner(handle->noupgrade, free); alpm_list_free(handle->noupgrade); handle->noupgrade = old_noupgrade; if(ret == -1) { RET_ERR(PM_ERR_TRANS_ABORT, -1); } return(0); } static int extract_single_file(struct archive *archive, struct archive_entry *entry, pmpkg_t *newpkg, pmpkg_t *oldpkg, pmtrans_t *trans, pmdb_t *db) { const char *entryname; /* the name of the file in the archive */ mode_t entrymode; char filename[PATH_MAX]; /* the actual file we're extracting */ int needbackup = 0, notouch = 0; char *hash_orig = NULL; const int archive_flags = ARCHIVE_EXTRACT_OWNER | ARCHIVE_EXTRACT_PERM | ARCHIVE_EXTRACT_TIME; int errors = 0; entryname = archive_entry_pathname(entry); entrymode = archive_entry_mode(entry); memset(filename, 0, PATH_MAX); /* just to be sure */ if(strcmp(entryname, ".INSTALL") == 0) { /* the install script goes inside the db */ snprintf(filename, PATH_MAX, "%s/%s-%s/install", db->path, newpkg->name, newpkg->version); } else if(strcmp(entryname, ".CHANGELOG") == 0) { /* the changelog goes inside the db */ snprintf(filename, PATH_MAX, "%s/%s-%s/changelog", db->path, newpkg->name, newpkg->version); } else if(*entryname == '.') { /* for now, ignore all files starting with '.' that haven't * already been handled (for future possibilities) */ _alpm_log(PM_LOG_DEBUG, "skipping extraction of '%s'", entryname); archive_read_data_skip(archive); return(0); } else { /* build the new entryname relative to handle->root */ snprintf(filename, PATH_MAX, "%s%s", handle->root, entryname); } /* if a file is in NoExtract then we never extract it */ if(alpm_list_find_str(handle->noextract, entryname)) { _alpm_log(PM_LOG_DEBUG, "%s is in NoExtract, skipping extraction", entryname); alpm_logaction("note: %s is in NoExtract, skipping extraction", entryname); archive_read_data_skip(archive); return(0); } /* if a file is in the add skiplist we never extract it */ if(alpm_list_find_str(trans->skip_add, filename)) { _alpm_log(PM_LOG_DEBUG, "%s is in trans->skip_add, skipping extraction", entryname); archive_read_data_skip(archive); return(0); } /* Check for file existence. This is one of the more crucial parts * to get 'right'. Here are the possibilities, with the filesystem * on the left and the package on the top: * (F=file, N=node, S=symlink, D=dir) * | F/N | S | D * non-existent | 1 | 2 | 3 * F/N | 4 | 5 | 6 * S | 7 | 8 | 9 * D | 10 | 11 | 12 * * 1,2,3- just extract, no magic necessary. lstat will fail here. * 4,5,6,7,8- conflict checks should have caught this. either overwrite * or backup the file. * 9- follow the symlink, hopefully it is a directory, check it. * 10- file replacing directory- don't allow it. * 11- don't extract symlink- a dir exists here. we don't want links to * links, etc. * 12- skip extraction, dir already exists. */ struct stat lsbuf; if(lstat(filename, &lsbuf) != 0) { /* cases 1,2,3: couldn't stat an existing file, skip all backup checks */ } else { /* do a stat as well, so we can see what symlinks point to */ struct stat sbuf; stat(filename, &sbuf); if(S_ISDIR(lsbuf.st_mode) && S_ISDIR(entrymode)) { /* case 12: existing dir, ignore it */ if(lsbuf.st_mode != entrymode) { /* if filesystem perms are different than pkg perms, warn user */ int mask = 07777; _alpm_log(PM_LOG_WARNING, _("directory permissions differ on %s\n" "filesystem: %o package: %o"), entryname, lsbuf.st_mode & mask, entrymode & mask); alpm_logaction("warning: directory permissions differ on %s\n" "filesystem: %o package: %o", entryname, lsbuf.st_mode & mask, entrymode & mask); } _alpm_log(PM_LOG_DEBUG, "extract: skipping dir extraction of %s", entryname); archive_read_data_skip(archive); return(0); } else if(S_ISDIR(lsbuf.st_mode) && S_ISLNK(entrymode)) { /* case 11: existing dir, symlink in package, ignore it */ _alpm_log(PM_LOG_DEBUG, "extract: skipping symlink extraction of %s", entryname); archive_read_data_skip(archive); return(0); } else if(S_ISLNK(lsbuf.st_mode) && S_ISDIR(entrymode)) { /* case 9: existing symlink, dir in package */ if(S_ISDIR(sbuf.st_mode)) { /* the symlink on FS is to a directory, so we'll use it */ _alpm_log(PM_LOG_DEBUG, "extract: skipping symlink overwrite of %s", entryname); archive_read_data_skip(archive); return(0); } else { /* this is BAD. symlink was not to a directory */ _alpm_log(PM_LOG_ERROR, _("extract: symlink %s does not point to dir"), entryname); archive_read_data_skip(archive); return(1); } } else if(S_ISDIR(lsbuf.st_mode) && S_ISREG(entrymode)) { /* case 10: trying to overwrite dir tree with file, don't allow it */ _alpm_log(PM_LOG_ERROR, _("extract: not overwriting dir with file %s"), entryname); archive_read_data_skip(archive); return(1); } else if(S_ISREG(lsbuf.st_mode) && S_ISDIR(entrymode)) { /* case 6: trying to overwrite file with dir */ _alpm_log(PM_LOG_DEBUG, "extract: overwriting file with dir %s", entryname); } else if(S_ISREG(entrymode)) { /* case 4,7: */ /* if file is in NoUpgrade, don't touch it */ if(alpm_list_find_str(handle->noupgrade, entryname)) { notouch = 1; } else { /* go to the backup array and see if our conflict is there */ /* check newpkg first, so that adding backup files is retroactive */ needbackup = alpm_list_find_str(alpm_pkg_get_backup(newpkg), entryname); /* check oldpkg for a backup entry, store the hash if available */ if(oldpkg) { hash_orig = _alpm_needbackup(entryname, alpm_pkg_get_backup(oldpkg)); if(hash_orig) { needbackup = 1; } } /* if we force hash_orig to be non-NULL retroactive backup works */ if(needbackup && !hash_orig) { hash_orig = strdup(""); } } } /* else if(S_ISLNK(entrymode)) { */ /* case 5,8: don't need to do anything special */ } if(needbackup) { char *tempfile = NULL; char *hash_local = NULL, *hash_pkg = NULL; int fd; /* extract the package's version to a temporary file and checksum it */ tempfile = strdup("/tmp/alpm_XXXXXX"); fd = mkstemp(tempfile); archive_entry_set_pathname(entry, tempfile); int ret = archive_read_extract(archive, entry, archive_flags); if(ret == ARCHIVE_WARN) { /* operation succeeded but a non-critical error was encountered */ _alpm_log(PM_LOG_DEBUG, "warning extracting %s (%s)", entryname, archive_error_string(archive)); } else if(ret != ARCHIVE_OK) { _alpm_log(PM_LOG_ERROR, _("could not extract %s (%s)"), entryname, archive_error_string(archive)); alpm_logaction("error: could not extract %s (%s)", entryname, archive_error_string(archive)); unlink(tempfile); FREE(hash_orig); close(fd); return(1); } hash_local = _alpm_MDFile(filename); hash_pkg = _alpm_MDFile(tempfile); /* append the new md5 hash to it's respective entry * in newpkg's backup (it will be the new orginal) */ alpm_list_t *backups; for(backups = alpm_pkg_get_backup(newpkg); backups; backups = alpm_list_next(backups)) { char *oldbackup = alpm_list_getdata(backups); if(!oldbackup || strcmp(oldbackup, entryname) != 0) { return(0); } char *backup = NULL; int backup_len = strlen(oldbackup) + 34; /* tab char, null byte and MD5 (32 char) */ backup = malloc(backup_len); if(!backup) { RET_ERR(PM_ERR_MEMORY, -1); } sprintf(backup, "%s\t%s", oldbackup, hash_pkg); backup[backup_len-1] = '\0'; FREE(oldbackup); backups->data = backup; } _alpm_log(PM_LOG_DEBUG, "checking hashes for %s", entryname); _alpm_log(PM_LOG_DEBUG, "current: %s", hash_local); _alpm_log(PM_LOG_DEBUG, "new: %s", hash_pkg); _alpm_log(PM_LOG_DEBUG, "original: %s", hash_orig); if(!oldpkg) { /* looks like we have a local file that has a different hash as the * file in the package, move it to a .pacorig */ if(strcmp(hash_local, hash_pkg) != 0) { char newpath[PATH_MAX]; snprintf(newpath, PATH_MAX, "%s.pacorig", filename); /* move the existing file to the "pacorig" */ if(rename(filename, newpath)) { archive_entry_set_pathname(entry, filename); _alpm_log(PM_LOG_ERROR, _("could not rename %s (%s)"), filename, strerror(errno)); alpm_logaction("error: could not rename %s (%s)", filename, strerror(errno)); errors++; } else { /* copy the tempfile we extracted to the real path */ if(_alpm_copyfile(tempfile, filename)) { archive_entry_set_pathname(entry, filename); _alpm_log(PM_LOG_ERROR, _("could not copy tempfile to %s (%s)"), filename, strerror(errno)); alpm_logaction("error: could not copy tempfile to %s (%s)", filename, strerror(errno)); errors++; } else { archive_entry_set_pathname(entry, filename); _alpm_log(PM_LOG_WARNING, _("%s saved as %s"), filename, newpath); alpm_logaction("warning: %s saved as %s", filename, newpath); } } } } else if(hash_orig) { /* the fun part */ if(strcmp(hash_orig, hash_local) == 0) { /* installed file has NOT been changed by user */ if(strcmp(hash_orig, hash_pkg) != 0) { _alpm_log(PM_LOG_DEBUG, "action: installing new file: %s", entryname); if(_alpm_copyfile(tempfile, filename)) { _alpm_log(PM_LOG_ERROR, _("could not copy tempfile to %s (%s)"), filename, strerror(errno)); errors++; } archive_entry_set_pathname(entry, filename); } else { /* there's no sense in installing the same file twice, install * ONLY is the original and package hashes differ */ _alpm_log(PM_LOG_DEBUG, "action: leaving existing file in place"); } } else if(strcmp(hash_orig, hash_pkg) == 0) { /* originally installed file and new file are the same - this * implies the case above failed - i.e. the file was changed by a * user */ _alpm_log(PM_LOG_DEBUG, "action: leaving existing file in place"); } else if(strcmp(hash_local, hash_pkg) == 0) { /* this would be magical. The above two cases failed, but the * user changes just so happened to make the new file exactly the * same as the one in the package... skip it */ _alpm_log(PM_LOG_DEBUG, "action: leaving existing file in place"); } else { char newpath[PATH_MAX]; _alpm_log(PM_LOG_DEBUG, "action: keeping current file and installing new one with .pacnew ending"); snprintf(newpath, PATH_MAX, "%s.pacnew", filename); if(_alpm_copyfile(tempfile, newpath)) { _alpm_log(PM_LOG_ERROR, _("could not install %s as %s: %s"), filename, newpath, strerror(errno)); alpm_logaction("error: could not install %s as %s: %s", filename, newpath, strerror(errno)); } else { _alpm_log(PM_LOG_WARNING, _("%s installed as %s"), filename, newpath); alpm_logaction("warning: %s installed as %s", filename, newpath); } } } FREE(hash_local); FREE(hash_pkg); FREE(hash_orig); unlink(tempfile); FREE(tempfile); close(fd); } else { /* we didn't need a backup */ if(notouch) { /* change the path to a .pacnew extension */ _alpm_log(PM_LOG_DEBUG, "%s is in NoUpgrade -- skipping", filename); _alpm_log(PM_LOG_WARNING, _("extracting %s as %s.pacnew"), filename, filename); alpm_logaction("warning: extracting %s as %s.pacnew", filename, filename); strncat(filename, ".pacnew", PATH_MAX - strlen(filename)); } else { _alpm_log(PM_LOG_DEBUG, "extracting %s", filename); } if(trans->flags & PM_TRANS_FLAG_FORCE) { /* if FORCE was used, unlink() each file (whether it's there * or not) before extracting. This prevents the old "Text file busy" * error that crops up if forcing a glibc or pacman upgrade. */ unlink(filename); } archive_entry_set_pathname(entry, filename); int ret = archive_read_extract(archive, entry, archive_flags); if(ret == ARCHIVE_WARN) { /* operation succeeded but a non-critical error was encountered */ _alpm_log(PM_LOG_DEBUG, "warning extracting %s (%s)", entryname, archive_error_string(archive)); } else if(ret != ARCHIVE_OK) { _alpm_log(PM_LOG_ERROR, _("could not extract %s (%s)"), entryname, archive_error_string(archive)); alpm_logaction("error: could not extract %s (%s)", entryname, archive_error_string(archive)); return(1); } /* calculate an hash if this is in newpkg's backup */ alpm_list_t *b; for(b = alpm_pkg_get_backup(newpkg); b; b = b->next) { char *backup = NULL, *hash = NULL; char *oldbackup = alpm_list_getdata(b); int backup_len = strlen(oldbackup) + 34; /* tab char, null byte and MD5 (32 char) */ if(!oldbackup || strcmp(oldbackup, entryname) != 0) { return(0); } _alpm_log(PM_LOG_DEBUG, "appending backup entry for %s", filename); hash = _alpm_MDFile(filename); backup = malloc(backup_len); if(!backup) { RET_ERR(PM_ERR_MEMORY, -1); } sprintf(backup, "%s\t%s", oldbackup, hash); backup[backup_len-1] = '\0'; FREE(hash); FREE(oldbackup); b->data = backup; } } return(errors); } static int commit_single_pkg(pmpkg_t *newpkg, int pkg_current, int pkg_count, pmtrans_t *trans, pmdb_t *db) { int i, ret = 0, errors = 0; struct archive *archive; struct archive_entry *entry; char cwd[PATH_MAX] = ""; char scriptlet[PATH_MAX+1]; int is_upgrade = 0; double percent = 0.0; pmpkg_t *oldpkg = NULL; snprintf(scriptlet, PATH_MAX, "%s%s-%s/install", db->path, alpm_pkg_get_name(newpkg), alpm_pkg_get_version(newpkg)); /* see if this is an upgrade. if so, remove the old package first */ pmpkg_t *local = _alpm_db_get_pkgfromcache(db, newpkg->name); if(local) { is_upgrade = 1; EVENT(trans, PM_TRANS_EVT_UPGRADE_START, newpkg, NULL); _alpm_log(PM_LOG_DEBUG, "upgrading package %s-%s", newpkg->name, newpkg->version); /* we'll need to save some record for backup checks later */ oldpkg = _alpm_pkg_dup(local); /* copy over the install reason (unless alldeps is set) */ if(trans->flags & PM_TRANS_FLAG_ALLDEPS) { newpkg->reason = PM_PKG_REASON_DEPEND; } else { newpkg->reason = alpm_pkg_get_reason(local); } /* pre_upgrade scriptlet */ if(alpm_pkg_has_scriptlet(newpkg) && !(trans->flags & PM_TRANS_FLAG_NOSCRIPTLET)) { _alpm_runscriptlet(handle->root, newpkg->origin_data.file, "pre_upgrade", newpkg->version, oldpkg->version, trans); } } else { is_upgrade = 0; EVENT(trans, PM_TRANS_EVT_ADD_START, newpkg, NULL); _alpm_log(PM_LOG_DEBUG, "adding package %s-%s", newpkg->name, newpkg->version); /* pre_install scriptlet */ if(alpm_pkg_has_scriptlet(newpkg) && !(trans->flags & PM_TRANS_FLAG_NOSCRIPTLET)) { _alpm_runscriptlet(handle->root, newpkg->origin_data.file, "pre_install", newpkg->version, NULL, trans); } } if(oldpkg) { /* set up fake remove transaction */ int ret = upgrade_remove(oldpkg, newpkg, trans, db); if(ret != 0) { return(ret); } } if(!(trans->flags & PM_TRANS_FLAG_DBONLY)) { _alpm_log(PM_LOG_DEBUG, "extracting files"); if ((archive = archive_read_new()) == NULL) { RET_ERR(PM_ERR_LIBARCHIVE_ERROR, -1); } archive_read_support_compression_all(archive); archive_read_support_format_all(archive); if(archive_read_open_filename(archive, newpkg->origin_data.file, ARCHIVE_DEFAULT_BYTES_PER_BLOCK) != ARCHIVE_OK) { RET_ERR(PM_ERR_PKG_OPEN, -1); } /* save the cwd so we can restore it later */ if(getcwd(cwd, PATH_MAX) == NULL) { _alpm_log(PM_LOG_ERROR, _("could not get current working directory")); cwd[0] = 0; } /* libarchive requires this for extracting hard links */ chdir(handle->root); /* call PROGRESS once with 0 percent, as we sort-of skip that here */ if(is_upgrade) { PROGRESS(trans, PM_TRANS_PROGRESS_UPGRADE_START, alpm_pkg_get_name(newpkg), 0, pkg_count, pkg_current); } else { PROGRESS(trans, PM_TRANS_PROGRESS_ADD_START, alpm_pkg_get_name(newpkg), 0, pkg_count, pkg_current); } for(i = 0; archive_read_next_header(archive, &entry) == ARCHIVE_OK; i++) { if(newpkg->size != 0) { /* Using compressed size for calculations here, as newpkg->isize is not * exact when it comes to comparing to the ACTUAL uncompressed size * (missing metadata sizes) */ unsigned long pos = archive_position_compressed(archive); percent = (double)pos / (double)newpkg->size; _alpm_log(PM_LOG_DEBUG, "decompression progress: %f%% (%ld / %ld)", percent*100.0, pos, newpkg->size); if(percent >= 1.0) { percent = 1.0; } } if(is_upgrade) { PROGRESS(trans, PM_TRANS_PROGRESS_UPGRADE_START, alpm_pkg_get_name(newpkg), (int)(percent * 100), pkg_count, pkg_current); } else { PROGRESS(trans, PM_TRANS_PROGRESS_ADD_START, alpm_pkg_get_name(newpkg), (int)(percent * 100), pkg_count, pkg_current); } /* extract the next file from the archive */ errors += extract_single_file(archive, entry, newpkg, oldpkg, trans, db); } archive_read_finish(archive); /* restore the old cwd is we have it */ if(strlen(cwd)) { chdir(cwd); } if(errors) { ret = 1; if(is_upgrade) { _alpm_log(PM_LOG_ERROR, _("problem occurred while upgrading %s"), newpkg->name); alpm_logaction("error: problem occurred while upgrading %s", newpkg->name); } else { _alpm_log(PM_LOG_ERROR, _("problem occurred while installing %s"), newpkg->name); alpm_logaction("error: problem occurred while installing %s", newpkg->name); } } } /* Update the requiredby field by scanning the whole database * looking for packages depending on the package to add */ _alpm_pkg_update_requiredby(newpkg); /* special case: if our provides list has changed from oldpkg to newpkg AND * we get here, we need to make sure we find the actual provision that * still satisfies this case, and update its 'requiredby' field... ugh */ /* TODO this seems really messy and should be taken care of elsewhere */ alpm_list_t *provdiff, *prov; provdiff = alpm_list_diff(alpm_pkg_get_provides(oldpkg), alpm_pkg_get_provides(newpkg), _alpm_str_cmp); for(prov = provdiff; prov; prov = prov->next) { const char *provname = prov->data; _alpm_log(PM_LOG_DEBUG, "provision '%s' has been removed from package %s (%s => %s)", provname, alpm_pkg_get_name(oldpkg), alpm_pkg_get_version(oldpkg), alpm_pkg_get_version(newpkg)); alpm_list_t *p = _alpm_db_whatprovides(handle->db_local, provname); if(p) { /* we now have all the provisions in the local DB for this virtual * package... seeing as we can't really determine which is the 'correct' * provision, we'll use the FIRST for now. * TODO figure out a way to find a "correct" provision */ pmpkg_t *provpkg = p->data; const char *pkgname = alpm_pkg_get_name(provpkg); _alpm_log(PM_LOG_DEBUG, "updating '%s' due to provision change (%s)", pkgname, provname); _alpm_pkg_update_requiredby(provpkg); if(_alpm_db_write(db, provpkg, INFRQ_DEPENDS)) { _alpm_log(PM_LOG_ERROR, _("could not update provision '%s' from '%s'"), provname, pkgname); alpm_logaction("error: could not update provision '%s' from '%s'", provname, pkgname); RET_ERR(PM_ERR_DB_WRITE, -1); } } } alpm_list_free(provdiff); /* make an install date (in UTC) */ time_t t = time(NULL); strncpy(newpkg->installdate, asctime(gmtime(&t)), PKG_DATE_LEN); /* remove the extra line feed appended by asctime() */ newpkg->installdate[strlen(newpkg->installdate)-1] = 0; _alpm_log(PM_LOG_DEBUG, "updating database"); _alpm_log(PM_LOG_DEBUG, "adding database entry '%s'", newpkg->name); if(_alpm_db_write(db, newpkg, INFRQ_ALL)) { _alpm_log(PM_LOG_ERROR, _("could not update database entry %s-%s"), alpm_pkg_get_name(newpkg), alpm_pkg_get_version(newpkg)); alpm_logaction("error: could not update database entry %s-%s", alpm_pkg_get_name(newpkg), alpm_pkg_get_version(newpkg)); RET_ERR(PM_ERR_DB_WRITE, -1); } if(_alpm_db_add_pkgincache(db, newpkg) == -1) { _alpm_log(PM_LOG_ERROR, _("could not add entry '%s' in cache"), alpm_pkg_get_name(newpkg)); } /* update dependency packages' REQUIREDBY fields */ _alpm_trans_update_depends(trans, newpkg); if(is_upgrade) { PROGRESS(trans, PM_TRANS_PROGRESS_UPGRADE_START, alpm_pkg_get_name(newpkg), 100, pkg_count, pkg_current); } else { PROGRESS(trans, PM_TRANS_PROGRESS_ADD_START, alpm_pkg_get_name(newpkg), 100, pkg_count, pkg_current); } EVENT(trans, PM_TRANS_EVT_EXTRACT_DONE, NULL, NULL); /* run the post-install script if it exists */ if(alpm_pkg_has_scriptlet(newpkg) && !(trans->flags & PM_TRANS_FLAG_NOSCRIPTLET)) { if(is_upgrade) { _alpm_runscriptlet(handle->root, scriptlet, "post_upgrade", alpm_pkg_get_version(newpkg), oldpkg ? alpm_pkg_get_version(oldpkg) : NULL, trans); } else { _alpm_runscriptlet(handle->root, scriptlet, "post_install", alpm_pkg_get_version(newpkg), NULL, trans); } } if(is_upgrade) { EVENT(trans, PM_TRANS_EVT_UPGRADE_DONE, newpkg, oldpkg); } else { EVENT(trans, PM_TRANS_EVT_ADD_DONE, newpkg, oldpkg); } _alpm_pkg_free(oldpkg); return(0); } int _alpm_add_commit(pmtrans_t *trans, pmdb_t *db) { int pkg_count, pkg_current; alpm_list_t *targ; ALPM_LOG_FUNC; ASSERT(trans != NULL, RET_ERR(PM_ERR_TRANS_NULL, -1)); ASSERT(db != NULL, RET_ERR(PM_ERR_DB_NULL, -1)); if(trans->packages == NULL) { return(0); } pkg_count = alpm_list_count(trans->targets); pkg_current = 1; /* loop through our package list adding/upgrading one at a time */ for(targ = trans->packages; targ; targ = targ->next) { if(handle->trans->state == STATE_INTERRUPTED) { break; } pmpkg_t *newpkg = (pmpkg_t *)targ->data; commit_single_pkg(newpkg, pkg_current, pkg_count, trans, db); pkg_current++; } /* run ldconfig if it exists */ if(handle->trans->state != STATE_INTERRUPTED) { _alpm_log(PM_LOG_DEBUG, "running \"ldconfig -r %s\"", handle->root); _alpm_ldconfig(handle->root); } return(0); } /* vim: set ts=2 sw=2 noet: */