44cd938115
This reverts commit be7d8cfaf1.
This commit missed some previous copyrights mentioned,
in general I think its better to have this per-file to
follow who wrote what and when.
223 lines
6.5 KiB
C
223 lines
6.5 KiB
C
/*-
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* Copyright (c) 2014 Juan Romero Pardines.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdio.h>
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#include <stdbool.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include "xbps_api_impl.h"
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static int
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pkgdb038(struct xbps_handle *xhp, const char *opkgdb_plist)
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{
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xbps_dictionary_t pkgdb, opkgdb;
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xbps_object_iterator_t iter;
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xbps_object_t obj;
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int rv = 0;
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/*
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* The pkgdb-0.38.plist format contains all pkg metadata objects,
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* except its files list. To avoid a broken conversion, the old
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* pkg metadata plists are kept, and the converted ones are written
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* to another path.
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*
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* - <metadir>/pkgdb-0.38.plist
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* - <metadir>/.<pkgname>-files.plist
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*/
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opkgdb = xbps_plist_dictionary_from_file(xhp, opkgdb_plist);
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if (opkgdb == NULL)
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return EINVAL;
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pkgdb = xbps_dictionary_create();
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assert(pkgdb);
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/*
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* Iterate over the old pkgdb dictionary and copy all pkg objects
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* into the new pkgdb dictionary.
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*/
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iter = xbps_dictionary_iterator(opkgdb);
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assert(iter);
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while ((obj = xbps_object_iterator_next(iter))) {
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xbps_dictionary_t pkgd, pkgfilesd, pkgmetad;
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xbps_object_iterator_t iter2;
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xbps_object_t obj2;
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const char *pkgname, *repo;
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char *pkgmeta;
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pkgname = xbps_dictionary_keysym_cstring_nocopy(obj);
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pkgd = xbps_dictionary_get_keysym(opkgdb, obj);
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/*
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* Rename "repository-origin" obj to "repository" to match
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* the repository index obj.
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*/
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if (xbps_dictionary_get_cstring_nocopy(pkgd, "repository-origin", &repo)) {
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xbps_dictionary_set_cstring(pkgd, "repository", repo);
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xbps_dictionary_remove(pkgd, "repository-origin");
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}
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/*
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* Copy old pkgdb objects to the new pkgdb.
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*/
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if (!xbps_dictionary_set(pkgdb, pkgname, pkgd)) {
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xbps_dbg_printf(xhp, "%s: failed to copy %s pkgd "
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"for pkgdb conversion\n", __func__, pkgname);
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rv = EINVAL;
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goto out;
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}
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/*
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* Copy pkg metadata objs to the new pkgdb.
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*/
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pkgmeta = xbps_xasprintf("%s/.%s.plist", xhp->metadir, pkgname);
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pkgmetad = xbps_plist_dictionary_from_file(xhp, pkgmeta);
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if (pkgmetad == NULL) {
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rv = EINVAL;
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xbps_dbg_printf(xhp, "%s: cannot open %s: %s\n",
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__func__, pkgmeta, strerror(errno));
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goto out;
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}
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pkgfilesd = xbps_dictionary_create();
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assert(pkgfilesd);
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iter2 = xbps_dictionary_iterator(pkgmetad);
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assert(iter2);
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while ((obj2 = xbps_object_iterator_next(iter2))) {
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xbps_object_t curobj;
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const char *key, *excluded[] = {
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"conf_files", "dirs", "files", "links"
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};
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bool skip = false;
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key = xbps_dictionary_keysym_cstring_nocopy(obj2);
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curobj = xbps_dictionary_get_keysym(pkgmetad, obj2);
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for (uint8_t i = 0; i < __arraycount(excluded); i++) {
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if (strcmp(excluded[i], key) == 0) {
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skip = true;
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break;
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}
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}
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if (skip) {
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assert(xbps_object_type(curobj) == XBPS_TYPE_ARRAY);
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if (xbps_array_count(curobj))
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xbps_dictionary_set(pkgfilesd, key, curobj);
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continue;
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}
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if (!xbps_dictionary_set(pkgd, key, curobj)) {
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xbps_dbg_printf(xhp, "%s: failed to copy %s "
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"pkgd for pkgdb conversion\n", pkgname, key);
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xbps_object_iterator_release(iter2);
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xbps_object_release(pkgmetad);
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free(pkgmeta);
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rv = EINVAL;
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goto out;
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}
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}
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xbps_object_iterator_release(iter2);
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/*
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* Externalize <pkgname>-files.plist if pkg contains any file.
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*/
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if (xbps_dictionary_count(pkgfilesd)) {
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char *pkgfiles, *sha256;
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pkgfiles = xbps_xasprintf("%s/.%s-files.plist", xhp->metadir, pkgname);
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if (!xbps_dictionary_externalize_to_file(pkgfilesd, pkgfiles)) {
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xbps_dbg_printf(xhp, "%s: failed to "
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"externalize %s: %s\n", __func__, pkgfiles, strerror(errno));
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rv = EINVAL;
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goto out;
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}
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xbps_dbg_printf(xhp, "%s: externalized %s successfully\n", __func__, pkgfiles);
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/*
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* Update SHA56 hash for the pkg files plist.
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*/
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sha256 = xbps_file_hash(pkgfiles);
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assert(sha256);
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xbps_dictionary_set_cstring(pkgd, "metafile-sha256", sha256);
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free(sha256);
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free(pkgfiles);
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} else {
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/* unnecessary obj if pkg contains no files */
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xbps_dictionary_remove(pkgd, "metafile-sha256");
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}
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xbps_object_release(pkgfilesd);
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xbps_object_release(pkgmetad);
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free(pkgmeta);
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}
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/*
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* Externalize the new pkgdb plist.
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*/
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if (!xbps_dictionary_externalize_to_file(pkgdb, xhp->pkgdb_plist)) {
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xbps_dbg_printf(xhp, "%s: failed to externalize %s: "
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"%s!\n", __func__, xhp->pkgdb_plist, strerror(errno));
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rv = EINVAL;
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goto out;
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}
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out:
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if (iter)
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xbps_object_iterator_release(iter);
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if (pkgdb)
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xbps_object_release(pkgdb);
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if (opkgdb)
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xbps_object_release(opkgdb);
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return rv;
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}
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int HIDDEN
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xbps_pkgdb_conversion(struct xbps_handle *xhp)
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{
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char *opkgdb = NULL;
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int rv = 0;
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/*
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* If pkgdb-0.38.plist exists there's nothing to do.
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*/
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if (xhp && xhp->pkgdb_plist && (access(xhp->pkgdb_plist, R_OK) == 0))
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return 0;
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/*
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* If pkgdb-0.21.plist does not exist there's nothing to do.
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*/
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opkgdb = xbps_xasprintf("%s/pkgdb-0.21.plist", xhp->metadir);
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if (access(opkgdb, R_OK) == 0) {
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/*
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* Make the conversion and exit on success. It's just
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* better to make the upgrade in two steps.
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*/
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xbps_set_cb_state(xhp, XBPS_STATE_PKGDB, 0, NULL, NULL);
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if ((rv = pkgdb038(xhp, opkgdb)) == 0) {
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xbps_set_cb_state(xhp, XBPS_STATE_PKGDB_DONE, 0, NULL, NULL);
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xbps_end(xhp);
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exit(EXIT_SUCCESS);
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}
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}
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free(opkgdb);
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return rv;
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}
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