147 lines
4.4 KiB
C
147 lines
4.4 KiB
C
/*-
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* Copyright (c) 2011-2012 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 <unistd.h>
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#include <sys/param.h>
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#include <xbps_api.h>
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#include "defs.h"
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/*
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* Checks package integrity of an installed package.
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* The following tasks are processed in that order:
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*
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* o Check for missing installed files.
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*
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* o Check the hash for all installed files, except
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* configuration files (which is expected if they are modified).
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*
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* Return 0 if test ran successfully, 1 otherwise and -1 on error.
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*/
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int
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check_pkg_files(const char *pkgname, void *arg, bool *pkgdb_update)
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{
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struct xbps_handle *xhp = xbps_handle_get();
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prop_array_t array;
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prop_object_t obj;
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prop_object_iterator_t iter;
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prop_dictionary_t pkg_filesd = arg;
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const char *file, *sha256;
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char *path;
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int rv = 0;
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bool broken = false, test_broken = false;
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(void)pkgdb_update;
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array = prop_dictionary_get(pkg_filesd, "files");
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if (array != NULL && prop_array_count(array) > 0) {
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iter = xbps_array_iter_from_dict(pkg_filesd, "files");
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if (iter == NULL)
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return -1;
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while ((obj = prop_object_iterator_next(iter))) {
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prop_dictionary_get_cstring_nocopy(obj, "file", &file);
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path = xbps_xasprintf("%s/%s", xhp->rootdir, file);
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if (path == NULL) {
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prop_object_iterator_release(iter);
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return -1;
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}
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prop_dictionary_get_cstring_nocopy(obj,
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"sha256", &sha256);
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rv = xbps_file_hash_check(path, sha256);
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switch (rv) {
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case 0:
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break;
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case ENOENT:
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xbps_error_printf("%s: unexistent file %s.\n",
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pkgname, file);
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test_broken = true;
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break;
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case ERANGE:
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xbps_error_printf("%s: hash mismatch for %s.\n",
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pkgname, file);
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test_broken = true;
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break;
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default:
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xbps_error_printf(
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"%s: can't check `%s' (%s)\n",
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pkgname, file, strerror(rv));
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break;
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}
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free(path);
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}
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prop_object_iterator_release(iter);
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}
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if (test_broken) {
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xbps_error_printf("%s: files check FAILED.\n", pkgname);
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test_broken = false;
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broken = true;
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}
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/*
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* Check for missing configuration files.
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*/
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array = prop_dictionary_get(pkg_filesd, "conf_files");
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if (array != NULL && prop_array_count(array) > 0) {
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iter = xbps_array_iter_from_dict(pkg_filesd, "conf_files");
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if (iter == NULL)
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return -1;
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while ((obj = prop_object_iterator_next(iter))) {
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prop_dictionary_get_cstring_nocopy(obj, "file", &file);
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path = xbps_xasprintf("%s/%s", xhp->rootdir, file);
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if (path == NULL) {
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prop_object_iterator_release(iter);
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return -1;
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}
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if ((rv = access(path, R_OK)) == -1) {
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if (errno == ENOENT) {
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xbps_error_printf(
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"%s: unexistent file %s\n",
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pkgname, file);
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test_broken = true;
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} else
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xbps_error_printf(
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"%s: can't check `%s' (%s)\n",
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pkgname, file,
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strerror(errno));
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}
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free(path);
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}
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prop_object_iterator_release(iter);
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}
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if (test_broken) {
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xbps_error_printf("%s: conf files check FAILED.\n", pkgname);
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broken = true;
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}
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return broken;
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}
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