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2882 implement libzfs_core
2883 changing "canmount" property to "on" should not always remount dataset
2900 "zfs snapshot" should be able to create multiple, arbitrary snapshots at once
Reviewed by: George Wilson <george.wilson@delphix.com>
Reviewed by: Chris Siden <christopher.siden@delphix.com>
Reviewed by: Garrett D'Amore <garrett@damore.org>
Reviewed by: Bill Pijewski <wdp@joyent.com>
Reviewed by: Dan Kruchinin <dan.kruchinin@gmail.com>
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--- old/usr/src/lib/libzfs/common/libzfs_impl.h
+++ new/usr/src/lib/libzfs/common/libzfs_impl.h
1 1 /*
2 2 * CDDL HEADER SART
3 3 *
4 4 * The contents of this file are subject to the terms of the
5 5 * Common Development and Distribution License (the "License").
6 6 * You may not use this file except in compliance with the License.
7 7 *
8 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 9 * or http://www.opensolaris.org/os/licensing.
10 10 * See the License for the specific language governing permissions
11 11 * and limitations under the License.
12 12 *
13 13 * When distributing Covered Code, include this CDDL HEADER in each
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14 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 15 * If applicable, add the following below this CDDL HEADER, with the
16 16 * fields enclosed by brackets "[]" replaced with your own identifying
17 17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 18 *
19 19 * CDDL HEADER END
20 20 */
21 21
22 22 /*
23 23 * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
24 - * Copyright (c) 2011 by Delphix. All rights reserved.
24 + * Copyright (c) 2012 by Delphix. All rights reserved.
25 25 */
26 26
27 -#ifndef _LIBFS_IMPL_H
28 -#define _LIBFS_IMPL_H
27 +#ifndef _LIBZFS_IMPL_H
28 +#define _LIBZFS_IMPL_H
29 29
30 30 #include <sys/dmu.h>
31 31 #include <sys/fs/zfs.h>
32 32 #include <sys/zfs_ioctl.h>
33 33 #include <sys/spa.h>
34 34 #include <sys/nvpair.h>
35 35
36 36 #include <libuutil.h>
37 37 #include <libzfs.h>
38 38 #include <libshare.h>
39 +#include <libzfs_core.h>
39 40
40 41 #include <fm/libtopo.h>
41 42
42 43 #ifdef __cplusplus
43 44 extern "C" {
44 45 #endif
45 46
46 47 #ifdef VERIFY
47 48 #undef VERIFY
48 49 #endif
49 50 #define VERIFY verify
50 51
51 52 typedef struct libzfs_fru {
52 53 char *zf_device;
53 54 char *zf_fru;
54 55 struct libzfs_fru *zf_chain;
55 56 struct libzfs_fru *zf_next;
56 57 } libzfs_fru_t;
57 58
58 59 struct libzfs_handle {
59 60 int libzfs_error;
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60 61 int libzfs_fd;
61 62 FILE *libzfs_mnttab;
62 63 FILE *libzfs_sharetab;
63 64 zpool_handle_t *libzfs_pool_handles;
64 65 uu_avl_pool_t *libzfs_ns_avlpool;
65 66 uu_avl_t *libzfs_ns_avl;
66 67 uint64_t libzfs_ns_gen;
67 68 int libzfs_desc_active;
68 69 char libzfs_action[1024];
69 70 char libzfs_desc[1024];
70 - char *libzfs_log_str;
71 71 int libzfs_printerr;
72 72 int libzfs_storeerr; /* stuff error messages into buffer */
73 73 void *libzfs_sharehdl; /* libshare handle */
74 74 uint_t libzfs_shareflags;
75 75 boolean_t libzfs_mnttab_enable;
76 76 avl_tree_t libzfs_mnttab_cache;
77 77 int libzfs_pool_iter;
78 78 topo_hdl_t *libzfs_topo_hdl;
79 79 libzfs_fru_t **libzfs_fru_hash;
80 80 libzfs_fru_t *libzfs_fru_list;
81 81 char libzfs_chassis_id[256];
82 82 };
83 83
84 84 #define ZFSSHARE_MISS 0x01 /* Didn't find entry in cache */
85 85
86 86 struct zfs_handle {
87 87 libzfs_handle_t *zfs_hdl;
88 88 zpool_handle_t *zpool_hdl;
89 89 char zfs_name[ZFS_MAXNAMELEN];
90 90 zfs_type_t zfs_type; /* type including snapshot */
91 91 zfs_type_t zfs_head_type; /* type excluding snapshot */
92 92 dmu_objset_stats_t zfs_dmustats;
93 93 nvlist_t *zfs_props;
94 94 nvlist_t *zfs_user_props;
95 95 nvlist_t *zfs_recvd_props;
96 96 boolean_t zfs_mntcheck;
97 97 char *zfs_mntopts;
98 98 uint8_t *zfs_props_table;
99 99 };
100 100
101 101 /*
102 102 * This is different from checking zfs_type, because it will also catch
103 103 * snapshots of volumes.
104 104 */
105 105 #define ZFS_IS_VOLUME(zhp) ((zhp)->zfs_head_type == ZFS_TYPE_VOLUME)
106 106
107 107 struct zpool_handle {
108 108 libzfs_handle_t *zpool_hdl;
109 109 zpool_handle_t *zpool_next;
110 110 char zpool_name[ZPOOL_MAXNAMELEN];
111 111 int zpool_state;
112 112 size_t zpool_config_size;
113 113 nvlist_t *zpool_config;
114 114 nvlist_t *zpool_old_config;
115 115 nvlist_t *zpool_props;
116 116 diskaddr_t zpool_start_block;
117 117 };
118 118
119 119 typedef enum {
120 120 PROTO_NFS = 0,
121 121 PROTO_SMB = 1,
122 122 PROTO_END = 2
123 123 } zfs_share_proto_t;
124 124
125 125 /*
126 126 * The following can be used as a bitmask and any new values
127 127 * added must preserve that capability.
128 128 */
129 129 typedef enum {
130 130 SHARED_NOT_SHARED = 0x0,
131 131 SHARED_NFS = 0x2,
132 132 SHARED_SMB = 0x4
133 133 } zfs_share_type_t;
134 134
135 135 int zfs_error(libzfs_handle_t *, int, const char *);
136 136 int zfs_error_fmt(libzfs_handle_t *, int, const char *, ...);
137 137 void zfs_error_aux(libzfs_handle_t *, const char *, ...);
138 138 void *zfs_alloc(libzfs_handle_t *, size_t);
139 139 void *zfs_realloc(libzfs_handle_t *, void *, size_t, size_t);
140 140 char *zfs_asprintf(libzfs_handle_t *, const char *, ...);
141 141 char *zfs_strdup(libzfs_handle_t *, const char *);
142 142 int no_memory(libzfs_handle_t *);
143 143
144 144 int zfs_standard_error(libzfs_handle_t *, int, const char *);
145 145 int zfs_standard_error_fmt(libzfs_handle_t *, int, const char *, ...);
146 146 int zpool_standard_error(libzfs_handle_t *, int, const char *);
147 147 int zpool_standard_error_fmt(libzfs_handle_t *, int, const char *, ...);
148 148
149 149 int get_dependents(libzfs_handle_t *, boolean_t, const char *, char ***,
150 150 size_t *);
151 151 zfs_handle_t *make_dataset_handle_zc(libzfs_handle_t *, zfs_cmd_t *);
152 152
153 153
154 154 int zprop_parse_value(libzfs_handle_t *, nvpair_t *, int, zfs_type_t,
155 155 nvlist_t *, char **, uint64_t *, const char *);
156 156 int zprop_expand_list(libzfs_handle_t *hdl, zprop_list_t **plp,
157 157 zfs_type_t type);
158 158
159 159 /*
160 160 * Use this changelist_gather() flag to force attempting mounts
161 161 * on each change node regardless of whether or not it is currently
162 162 * mounted.
163 163 */
164 164 #define CL_GATHER_MOUNT_ALWAYS 1
165 165
166 166 typedef struct prop_changelist prop_changelist_t;
167 167
168 168 int zcmd_alloc_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *, size_t);
169 169 int zcmd_write_src_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t *);
170 170 int zcmd_write_conf_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t *);
171 171 int zcmd_expand_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *);
172 172 int zcmd_read_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t **);
173 173 void zcmd_free_nvlists(zfs_cmd_t *);
174 174
175 175 int changelist_prefix(prop_changelist_t *);
176 176 int changelist_postfix(prop_changelist_t *);
177 177 void changelist_rename(prop_changelist_t *, const char *, const char *);
178 178 void changelist_remove(prop_changelist_t *, const char *);
179 179 void changelist_free(prop_changelist_t *);
180 180 prop_changelist_t *changelist_gather(zfs_handle_t *, zfs_prop_t, int, int);
181 181 int changelist_unshare(prop_changelist_t *, zfs_share_proto_t *);
182 182 int changelist_haszonedchild(prop_changelist_t *);
183 183
184 184 void remove_mountpoint(zfs_handle_t *);
185 185 int create_parents(libzfs_handle_t *, char *, int);
186 186 boolean_t isa_child_of(const char *dataset, const char *parent);
187 187
188 188 zfs_handle_t *make_dataset_handle(libzfs_handle_t *, const char *);
189 189
190 190 int zpool_open_silent(libzfs_handle_t *, const char *, zpool_handle_t **);
191 191
192 192 boolean_t zpool_name_valid(libzfs_handle_t *, boolean_t, const char *);
193 193
194 194 int zfs_validate_name(libzfs_handle_t *hdl, const char *path, int type,
195 195 boolean_t modifying);
196 196
197 197 void namespace_clear(libzfs_handle_t *);
198 198
199 199 /*
200 200 * libshare (sharemgr) interfaces used internally.
201 201 */
202 202
203 203 extern int zfs_init_libshare(libzfs_handle_t *, int);
204 204 extern void zfs_uninit_libshare(libzfs_handle_t *);
205 205 extern int zfs_parse_options(char *, zfs_share_proto_t);
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206 206
207 207 extern int zfs_unshare_proto(zfs_handle_t *,
208 208 const char *, zfs_share_proto_t *);
209 209
210 210 extern void libzfs_fru_clear(libzfs_handle_t *, boolean_t);
211 211
212 212 #ifdef __cplusplus
213 213 }
214 214 #endif
215 215
216 -#endif /* _LIBFS_IMPL_H */
216 +#endif /* _LIBZFS_IMPL_H */
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