hammer2 - Config notifications, cleanup HAMMER2 VFS API
[dragonfly.git] / sbin / hammer2 / cmd_remote.c
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1/*
2 * Copyright (c) 2011-2012 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 * by Venkatesh Srinivas <vsrinivas@dragonflybsd.org>
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in
16 * the documentation and/or other materials provided with the
17 * distribution.
18 * 3. Neither the name of The DragonFly Project nor the names of its
19 * contributors may be used to endorse or promote products derived
20 * from this software without specific, prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
23 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
24 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
25 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
26 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
27 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
28 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
29 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
30 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
31 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
32 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 */
35
36#include "hammer2.h"
37
38int
39cmd_remote_connect(const char *sel_path, const char *url)
40{
41 hammer2_ioc_remote_t remote;
42 int ecode = 0;
43 int fd;
44
45 if ((fd = hammer2_ioctl_handle(sel_path)) < 0)
46 return(1);
47 bzero(&remote, sizeof(remote));
48 remote.copyid = -1;
49 remote.fd = -1;
50 if (strlen(url) >= sizeof(remote.copy1.path)) {
51 fprintf(stderr, "hammer2: connect: Path too long\n");
52 close(fd);
53 return(1);
54 }
55 snprintf(remote.copy1.path, sizeof(remote.copy1.path), "%s", url);
ae183399 56 if (ioctl(fd, HAMMER2IOC_REMOTE_ADD, &remote) < 0) {
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57 perror("ioctl");
58 ecode = 1;
59 }
60 close(fd);
61 return 0;;
62}
63
64int
65cmd_remote_disconnect(const char *sel_path, const char *url)
66{
67 hammer2_ioc_remote_t remote;
68 int ecode = 0;
69 int fd;
70
71 if ((fd = hammer2_ioctl_handle(sel_path)) < 0)
72 return(1);
73 bzero(&remote, sizeof(remote));
74 remote.copyid = -1;
75 remote.fd = -1;
76 if (strlen(url) >= sizeof(remote.copy1.path)) {
77 fprintf(stderr, "hammer2: disconnect: Path too long\n");
78 close(fd);
79 return(1);
80 }
81 snprintf(remote.copy1.path, sizeof(remote.copy1.path), "%s", url);
ae183399 82 if (ioctl(fd, HAMMER2IOC_REMOTE_DEL, &remote) < 0) {
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83 perror("ioctl");
84 ecode = 1;
85 }
86 close(fd);
87 return 0;;
88}
89
90int
91cmd_remote_status(const char *sel_path, int all_opt __unused)
92{
93 hammer2_ioc_remote_t remote;
94 int ecode = 0;
95 int count = 0;
96 int fd;
97
98 if ((fd = hammer2_ioctl_handle(sel_path)) < 0)
99 return(1);
100 bzero(&remote, sizeof(remote));
101
102 while ((remote.copyid = remote.nextid) >= 0) {
1a34728c 103 if (ioctl(fd, HAMMER2IOC_REMOTE_SCAN, &remote) < 0) {
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104 perror("ioctl");
105 ecode = 1;
106 break;
107 }
108 if (remote.copy1.copyid == 0)
109 continue;
110 if (count == 0)
111 printf("CPYID LABEL STATUS PATH\n");
112 printf("%5d %-15s %c%c%c.%02x %s\n",
113 remote.copy1.copyid,
114 remote.copy1.label,
115 '-', '-', '-',
116 remote.copy1.priority,
117 remote.copy1.path);
118 ++count;
119 }
120 if (count == 0)
121 printf("No linkages found\n");
122 return (ecode);
123}