2 * Copyright (c) 2007 The DragonFly Project. All rights reserved.
4 * This code is derived from software contributed to The DragonFly Project
5 * by Matthew Dillon <dillon@backplane.com>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
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
17 * 3. Neither the name of The DragonFly Project nor the names of its
18 * contributors may be used to endorse or promote products derived
19 * from this software without specific, prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
24 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
25 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
27 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
28 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
29 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
31 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * $DragonFly: src/sbin/mount_hammer/mount_hammer.c,v 1.2 2007/11/30 00:16:54 dillon Exp $
37 #include <sys/types.h>
38 #include <sys/diskslice.h>
39 #include <sys/diskmbr.h>
42 #include <vfs/hammer/hammer_mount.h>
59 static void hammer_parsetime(u_int64_t
*tidp
, const char *timestr
);
61 #define MOPT_HAMMEROPTS \
62 { "history", 1, HMNT_NOHISTORY, 1 }
64 static struct mntopt mopts
[] = { MOPT_STDOPTS
, MOPT_HAMMEROPTS
, MOPT_NULL
};
66 static void usage(void);
69 main(int ac
, char **av
)
71 struct hammer_mount_info info
;
78 bzero(&info
, sizeof(info
));
83 while ((ch
= getopt(ac
, av
, "o:T:")) != -1) {
86 hammer_parsetime(&info
.asof
, optarg
);
89 getmntopts(optarg
, mopts
, &mount_flags
, &info
.hflags
);
105 * Mount arguments: vol [vol...] mountpt
107 info
.volumes
= (const char **)av
;
108 info
.nvolumes
= ac
- 1;
109 mountpt
= av
[ac
- 1];
112 * Load the hammer module if necessary (this bit stolen from
115 error
= getvfsbyname("hammer", &vfc
);
116 if (error
&& vfsisloadable("hammer")) {
117 if (vfsload("hammer") != 0)
118 err(1, "vfsload(hammer)");
120 error
= getvfsbyname("hammer", &vfc
);
123 errx(1, "hammer filesystem is not available");
125 if (mount(vfc
.vfc_name
, mountpt
, mount_flags
, &info
))
131 * Parse a timestamp for the mount point
138 hammer_parsetime(u_int64_t
*tidp
, const char *timestr
)
151 if (isalpha(timestr
[strlen(timestr
)-1])) {
152 if (sscanf(timestr
, "%d%c", &n
, &c
) != 2)
178 localtime_r(&t
, &tm
);
179 seconds
= (double)tm
.tm_sec
;
182 n
= sscanf(timestr
, "%4d%2d%2d:%2d%2d%lf",
183 &tm
.tm_year
, &tm
.tm_mon
, &tm
.tm_mday
,
184 &tm
.tm_hour
, &tm
.tm_min
, &seconds
);
187 tm
.tm_sec
= (int)seconds
;
190 localtime_r(&t
, &tm
);
191 printf("mount_hammer as-of %s", asctime(&tm
));
192 *tidp
= (u_int64_t
)t
* 1000000000 +
193 (seconds
- (int)seconds
) * 1000000000;
200 fprintf(stderr
, "mount_hammer [-T time] [-o options] "
201 "volume [volume...] mount_pt");
202 fprintf(stderr
, " time: +n[s/m/h/D/M/Y]\n"
203 " time: yyyymmdd[:hhmmss]\n");