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
|
/*
Copyright (c) 2010-2011 Gluster, Inc. <http://www.gluster.com>
This file is part of GlusterFS.
This file is licensed to you under your choice of the GNU Lesser
General Public License, version 3 or any later version (LGPLv3 or
later), or the GNU General Public License, version 2 (GPLv2), in all
cases as published by the Free Software Foundation.
*/
#ifndef _MOUNT3_H_
#define _MOUNT3_H_
#include "rpcsvc.h"
#include "dict.h"
#include "xlator.h"
#include "iobuf.h"
#include "nfs.h"
#include "list.h"
#include "xdr-nfs3.h"
#include "locking.h"
#include "nfs3-fh.h"
#include "compat-uuid.h"
#include "exports.h"
#include "mount3-auth.h"
#include "auth-cache.h"
/* Registered with portmap */
#define GF_MOUNTV3_PORT 38465
#define GF_MOUNTV3_IOB (2 * GF_UNIT_KB)
#define GF_MOUNTV3_IOBPOOL (GF_MOUNTV3_IOB * 50)
#define GF_MOUNTV1_PORT 38466
#define GF_MNT GF_NFS"-mount"
extern rpcsvc_program_t *
mnt3svc_init (xlator_t *nfsx);
extern rpcsvc_program_t *
mnt1svc_init (xlator_t *nfsx);
extern void
mnt3svc_deinit (xlator_t *nfsx);
extern int
mount_init_state (xlator_t *nfsx);
extern int
mount_reconfigure_state (xlator_t *nfsx, dict_t *options);
void
mount_rewrite_rmtab (struct mount3_state *ms, char *new_rmtab);
struct mnt3_export *
mnt3_mntpath_to_export (struct mount3_state *ms, const char *dirpath,
gf_boolean_t export_parsing_match);
extern int
mnt3svc_update_mountlist (struct mount3_state *ms, rpcsvc_request_t *req,
const char *expname, const char *fullpath);
int
mnt3_authenticate_request (struct mount3_state *ms, rpcsvc_request_t *req,
struct nfs3_fh *fh, const char *volname,
const char *path, char **authorized_path,
char **authorized_host, gf_boolean_t is_write_op);
/* Data structure used to store the list of mounts points currently
* in use by NFS clients.
*/
struct mountentry {
/* Links to mount3_state->mountlist. */
struct list_head mlist;
/* The export name */
char exname[MNTPATHLEN];
char hostname[MNTPATHLEN];
char fullpath[MNTPATHLEN];
gf_boolean_t has_full_path;
/* Since this is stored in a dict, we want to be able
* to find easily get the key we used to store
* the struct in our dict
*/
char hashkey[MNTPATHLEN*2+2];
};
#define MNT3_EXPTYPE_VOLUME 1
#define MNT3_EXPTYPE_DIR 2
/* Structure to hold export-dir AUTH parameter */
struct host_auth_spec {
char *host_addr; /* Allowed IP or host name */
uint32_t netmask; /* Network mask (Big-Endian) */
struct host_auth_spec *next; /* Pointer to next AUTH struct */
};
struct mnt3_export {
struct list_head explist;
/* The string that may contain either the volume name if the full volume
* is exported or the subdirectory in the volume.
*/
char *expname;
/*
* IP address, hostname or subnets who are allowed to connect to expname
* subvolume or subdirectory
*/
struct host_auth_spec* hostspec;
xlator_t *vol;
int exptype;
/* This holds the full path that the client requested including
* the volume name AND the subdirectory in the volume.
*/
char *fullpath;
/* Extracted from nfs volume options if nfs.dynamicvolumes is on.
*/
uuid_t volumeid;
uuid_t mountid;
};
struct mount3_state {
xlator_t *nfsx;
/* The NFS state that this belongs to */
struct nfs_state *nfs;
/* The buffers for all network IO are got from this pool. */
struct iobuf_pool *iobpool;
/* List of exports, can be volumes or directories in those volumes. */
struct list_head exportlist;
/* List of current mount points over all the exports from this
* server.
*/
struct list_head mountlist;
/* Dict of current mount points over all the exports from this
* server. Mirrors the mountlist above, but can be used for
* faster lookup in the event that there are several mounts.
* Currently, each NFSOP is validated against this dict: each
* op is checked to see if the host that operates on the path
* does in fact have an entry in the mount dict.
*/
dict_t *mountdict;
/* Used to protect the mountlist & the mount dict */
gf_lock_t mountlock;
/* Used to insert additional authentication parameters */
struct mnt3_auth_params *auth_params;
/* Set to 0 if exporting full volumes is disabled. On by default. */
gf_boolean_t export_volumes;
gf_boolean_t export_dirs;
pthread_t auth_refresh_thread;
gf_boolean_t stop_refresh;
struct auth_cache *authcache;
};
#define gf_mnt3_export_dirs(mst) ((mst)->export_dirs)
struct mount3_resolve_state {
struct mnt3_export *exp;
struct mount3_state *mstate;
rpcsvc_request_t *req;
char remainingdir[MNTPATHLEN];
loc_t resolveloc;
struct nfs3_fh parentfh;
};
typedef struct mount3_resolve_state mnt3_resolve_t;
#endif
|
