1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
|
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or https://opensource.org/licenses/CDDL-1.0.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2011 Gunnar Beutner
* Copyright (c) 2018, 2022 by Delphix. All rights reserved.
*/
#include <stdio.h>
#include <stdlib.h>
#include <stddef.h>
#include <string.h>
#include <errno.h>
#include <libintl.h>
#include <sys/file.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <libzfs.h>
#include <libshare.h>
#include "libshare_impl.h"
#define init_share(zfsname, path, shareopts) \
{ \
.sa_zfsname = zfsname, \
.sa_mountpoint = path, \
.sa_shareopts = shareopts, \
}
#define VALIDATE_PROTOCOL(proto, ...) \
if ((proto) < 0 || (proto) >= SA_PROTOCOL_COUNT) \
return __VA_ARGS__
const char *const sa_protocol_names[SA_PROTOCOL_COUNT] = {
[SA_PROTOCOL_NFS] = "nfs",
[SA_PROTOCOL_SMB] = "smb",
};
static const sa_fstype_t *fstypes[SA_PROTOCOL_COUNT] =
{&libshare_nfs_type, &libshare_smb_type};
int
sa_enable_share(const char *zfsname, const char *mountpoint,
const char *shareopts, enum sa_protocol protocol)
{
VALIDATE_PROTOCOL(protocol, SA_INVALID_PROTOCOL);
const struct sa_share_impl args =
init_share(zfsname, mountpoint, shareopts);
return (fstypes[protocol]->enable_share(&args));
}
int
sa_disable_share(const char *mountpoint, enum sa_protocol protocol)
{
VALIDATE_PROTOCOL(protocol, SA_INVALID_PROTOCOL);
const struct sa_share_impl args = init_share(NULL, mountpoint, NULL);
return (fstypes[protocol]->disable_share(&args));
}
boolean_t
sa_is_shared(const char *mountpoint, enum sa_protocol protocol)
{
VALIDATE_PROTOCOL(protocol, B_FALSE);
const struct sa_share_impl args = init_share(NULL, mountpoint, NULL);
return (fstypes[protocol]->is_shared(&args));
}
void
sa_commit_shares(enum sa_protocol protocol)
{
/* CSTYLED */
VALIDATE_PROTOCOL(protocol, );
fstypes[protocol]->commit_shares();
}
void
sa_truncate_shares(enum sa_protocol protocol)
{
/* CSTYLED */
VALIDATE_PROTOCOL(protocol, );
if (fstypes[protocol]->truncate_shares != NULL)
fstypes[protocol]->truncate_shares();
}
int
sa_validate_shareopts(const char *options, enum sa_protocol protocol)
{
VALIDATE_PROTOCOL(protocol, SA_INVALID_PROTOCOL);
return (fstypes[protocol]->validate_shareopts(options));
}
/*
* sa_errorstr(err)
*
* convert an error value to an error string
*/
const char *
sa_errorstr(int err)
{
static char errstr[32];
switch (err) {
case SA_OK:
return (dgettext(TEXT_DOMAIN, "ok"));
case SA_NO_SUCH_PATH:
return (dgettext(TEXT_DOMAIN, "path doesn't exist"));
case SA_NO_MEMORY:
return (dgettext(TEXT_DOMAIN, "no memory"));
case SA_DUPLICATE_NAME:
return (dgettext(TEXT_DOMAIN, "name in use"));
case SA_BAD_PATH:
return (dgettext(TEXT_DOMAIN, "bad path"));
case SA_NO_SUCH_GROUP:
return (dgettext(TEXT_DOMAIN, "no such group"));
case SA_CONFIG_ERR:
return (dgettext(TEXT_DOMAIN, "configuration error"));
case SA_SYSTEM_ERR:
return (dgettext(TEXT_DOMAIN, "system error"));
case SA_SYNTAX_ERR:
return (dgettext(TEXT_DOMAIN, "syntax error"));
case SA_NO_PERMISSION:
return (dgettext(TEXT_DOMAIN, "no permission"));
case SA_BUSY:
return (dgettext(TEXT_DOMAIN, "busy"));
case SA_NO_SUCH_PROP:
return (dgettext(TEXT_DOMAIN, "no such property"));
case SA_INVALID_NAME:
return (dgettext(TEXT_DOMAIN, "invalid name"));
case SA_INVALID_PROTOCOL:
return (dgettext(TEXT_DOMAIN, "invalid protocol"));
case SA_NOT_ALLOWED:
return (dgettext(TEXT_DOMAIN, "operation not allowed"));
case SA_BAD_VALUE:
return (dgettext(TEXT_DOMAIN, "bad property value"));
case SA_INVALID_SECURITY:
return (dgettext(TEXT_DOMAIN, "invalid security type"));
case SA_NO_SUCH_SECURITY:
return (dgettext(TEXT_DOMAIN, "security type not found"));
case SA_VALUE_CONFLICT:
return (dgettext(TEXT_DOMAIN, "property value conflict"));
case SA_NOT_IMPLEMENTED:
return (dgettext(TEXT_DOMAIN, "not implemented"));
case SA_INVALID_PATH:
return (dgettext(TEXT_DOMAIN, "invalid path"));
case SA_NOT_SUPPORTED:
return (dgettext(TEXT_DOMAIN, "operation not supported"));
case SA_PROP_SHARE_ONLY:
return (dgettext(TEXT_DOMAIN, "property not valid for group"));
case SA_NOT_SHARED:
return (dgettext(TEXT_DOMAIN, "not shared"));
case SA_NO_SUCH_RESOURCE:
return (dgettext(TEXT_DOMAIN, "no such resource"));
case SA_RESOURCE_REQUIRED:
return (dgettext(TEXT_DOMAIN, "resource name required"));
case SA_MULTIPLE_ERROR:
return (dgettext(TEXT_DOMAIN,
"errors from multiple protocols"));
case SA_PATH_IS_SUBDIR:
return (dgettext(TEXT_DOMAIN, "path is a subpath of share"));
case SA_PATH_IS_PARENTDIR:
return (dgettext(TEXT_DOMAIN, "path is parent of a share"));
case SA_NO_SECTION:
return (dgettext(TEXT_DOMAIN, "protocol requires a section"));
case SA_NO_PROPERTIES:
return (dgettext(TEXT_DOMAIN, "properties not found"));
case SA_NO_SUCH_SECTION:
return (dgettext(TEXT_DOMAIN, "section not found"));
case SA_PASSWORD_ENC:
return (dgettext(TEXT_DOMAIN, "passwords must be encrypted"));
case SA_SHARE_EXISTS:
return (dgettext(TEXT_DOMAIN,
"path or file is already shared"));
default:
(void) snprintf(errstr, sizeof (errstr),
dgettext(TEXT_DOMAIN, "unknown %d"), err);
return (errstr);
}
}
|
