mfstscan.c revision 11996:91b62f7b8186 
1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21/*
22 * Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
23 * Use is subject to license terms.
24 */
25
26
27#include <sys/types.h>
28
29#include <errno.h>
30#include <fcntl.h>
31#include <libintl.h>
32#include <libuutil.h>
33#include <locale.h>
34#include <stdio.h>
35#include <stdlib.h>
36#include <string.h>
37#include <sys/stat.h>
38#include <unistd.h>
39
40#include "manifest_find.h"
41#include "manifest_hash.h"
42
43#define	MAX_DEPTH	24
44
45/*
46 * mfstscan - service manifest change detection utility
47 *
48 * mfstscan walks the given filesystem hierarchies, and reports those manifests
49 * with changed or absent hash entries.  Manifests are expected to end with a
50 * .xml suffix--other files will be ignored.
51 */
52
53static void
54usage()
55{
56	(void) fprintf(stderr, gettext("Usage: %s [-t] path ...\n"),
57	    uu_getpname());
58	exit(UU_EXIT_USAGE);
59}
60
61int
62main(int argc, char *argv[])
63{
64	manifest_info_t **entry;
65	manifest_info_t **manifests;
66	int i;
67	int paths_walked = 0;
68	struct stat sb;
69	int status;
70	int tflag = 0;
71
72	(void) uu_setpname(argv[0]);
73
74	while ((i = getopt(argc, argv, "t")) != -1) {
75		switch (i) {
76		case 't':
77			tflag = 1;
78			paths_walked = 1;
79			break;
80		case '?':
81		default:
82			usage();
83			/*NOTREACHED*/
84		}
85	}
86
87	if (optind >= argc)
88		usage();
89
90	for (i = optind; i < argc; i++) {
91		if (tflag) {
92			char *pname = mhash_filename_to_propname(argv[i],
93			    B_FALSE);
94
95			if (pname != NULL)
96				(void) puts(pname);
97			else
98				uu_warn(gettext("cannot resolve pathname "
99				    "for %s"), argv[i]);
100
101			continue;
102		}
103
104		if (stat(argv[i], &sb) == -1) {
105			uu_warn(gettext("cannot stat %s"), argv[i]);
106			continue;
107		}
108
109		status = find_manifests(argv[i], &manifests,
110		    CHECKHASH|CHECKEXT);
111		if (status < 0) {
112			uu_warn(gettext("file tree walk of %s encountered "
113			    "error.  %s\n"), argv[i], strerror(errno));
114		} else {
115			paths_walked++;
116			if (manifests != NULL) {
117				for (entry = manifests;
118				    *entry != NULL;
119				    entry++) {
120					(void) printf("%s\n",
121					    (*entry)->mi_path);
122				}
123				free_manifest_array(manifests);
124			}
125		}
126
127	}
128
129	if (!paths_walked)
130		uu_die(gettext("no paths walked\n"));
131
132	return (0);
133}
134