xref: /freebsd/cddl/usr.sbin/zfsd/zfsd_main.cc (revision d4eeb02986980bf33dd56c41ceb9fc5f180c0d47)
1 /*-
2  * Copyright (c) 2012, 2013 Spectra Logic Corporation
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions, and the following disclaimer,
10  *    without modification.
11  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
12  *    substantially similar to the "NO WARRANTY" disclaimer below
13  *    ("Disclaimer") and any redistribution must be conditioned upon
14  *    including a substantially similar Disclaimer requirement for further
15  *    binary redistribution.
16  *
17  * NO WARRANTY
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 MERCHANTIBILITY AND FITNESS FOR
21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
26  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
27  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28  * POSSIBILITY OF SUCH DAMAGES.
29  *
30  * Authors: Alan Somers     (Spectra Logic Corporation)
31  */
32 
33 /**
34  * \file zfsd_main.cc
35  *
36  * main function for the ZFS Daemon.  Separated to facilitate testing.
37  *
38  */
39 
40 #include <sys/cdefs.h>
41 
42 #include <cstdlib>
43 #include <cstdio>
44 #include <unistd.h>
45 
46 #include <list>
47 #include <map>
48 #include <string>
49 
50 #include <devdctl/guid.h>
51 #include <devdctl/event.h>
52 #include <devdctl/event_factory.h>
53 #include <devdctl/exception.h>
54 #include <devdctl/consumer.h>
55 
56 #include "vdev_iterator.h"
57 #include "zfsd.h"
58 
59 __FBSDID("$FreeBSD$");
60 
61 /*=============================== Program Main ===============================*/
62 static void
63 usage()
64 {
65 	fprintf(stderr, "usage: %s [-d]\n", getprogname());
66 	exit(1);
67 }
68 
69 /**
70  * Program entry point.
71  */
72 int
73 main(int argc, char **argv)
74 {
75 	int ch;
76 
77 	while ((ch = getopt(argc, argv, "d")) != -1) {
78 		switch (ch) {
79 		case 'd':
80 			g_debug++;
81 			break;
82 		default:
83 			usage();
84 		}
85 	}
86 
87 	ZfsDaemon::Run();
88 
89 	return (0);
90 }
91