xref: /dragonfly/sbin/hammer2/cmd_cleanup.c (revision 6700dd34)
1 /*
2  * Copyright (c) 2017 The DragonFly Project.  All rights reserved.
3  *
4  * This code is derived from software contributed to The DragonFly Project
5  * by Matthew Dillon <dillon@dragonflybsd.org>
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  *
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in
15  *    the documentation and/or other materials provided with the
16  *    distribution.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
21  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
22  * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
23  * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
24  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
26  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
27  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
28  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  */
31 
32 #include "hammer2.h"
33 
34 static int docleanup(const char *path);
35 
36 int
37 cmd_cleanup(const char *sel_path)
38 {
39 	struct statfs *fsary;
40 	char *fstype;
41 	char *path;
42 	int i;
43 	int n;
44 	int r;
45 	int rc;
46 
47 	if (sel_path)
48 		return (docleanup(sel_path));
49 
50 	n = getmntinfo(&fsary, MNT_NOWAIT);
51 	if (n <= 0) {
52 		fprintf(stderr, "hammer2 cleanup: no HAMMER2 mounts\n");
53 		return 0;
54 	}
55 	rc = 0;
56 	for (i = 0; i < n; ++i) {
57 		fstype = fsary[i].f_fstypename;
58 		path = fsary[i].f_mntonname;
59 
60 		if (strcmp(fstype, "hammer2") == 0) {
61 			r = docleanup(path);
62 			if (r)
63 				rc = r;
64 		}
65 	}
66 	return rc;
67 }
68 
69 static
70 int
71 docleanup(const char *path)
72 {
73 	int rc;
74 
75 	printf("hammer2 cleanup \"%s\"\n", path);
76 	rc = cmd_bulkfree(path);
77 
78 	return rc;
79 }
80