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
|
/*
Copyright (c) 2006-2011 Gluster, Inc. <http://www.gluster.com>
This file is part of GlusterFS.
GlusterFS is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
by the Free Software Foundation; either version 3 of the License,
or (at your option) any later version.
GlusterFS is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see
<http://www.gnu.org/licenses/>.
*/
#ifndef _CLIENT_PROTOCOL_H
#define _CLIENT_PROTOCOL_H
#ifndef _CONFIG_H
#define _CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <arpa/inet.h>
#include "inode.h"
#include "timer.h"
#include "byte-order.h"
#include "saved-frames.h"
#define CLIENT_PORT_CEILING 1023
#define GF_CLIENT_INODE_SELF 0
#define GF_CLIENT_INODE_PARENT 1
#define CLIENT_CONF(this) ((client_conf_t *)(this->private))
#define RECEIVE_TIMEOUT(_cprivate,_current) \
((_cprivate->last_received.tv_sec + \
_cprivate->frame_timeout) < \
_current.tv_sec)
#define SEND_TIMEOUT(_cprivate,_current) \
((_cprivate->last_sent.tv_sec + \
_cprivate->frame_timeout) < \
_current.tv_sec)
enum {
CHANNEL_BULK = 0,
CHANNEL_LOWLAT = 1,
CHANNEL_MAX
};
#define CLIENT_CHANNEL client_channel
struct client_connection;
typedef struct client_connection client_connection_t;
#include "stack.h"
#include "xlator.h"
#include "transport.h"
#include "protocol.h"
typedef struct _client_fd_ctx {
struct list_head sfd_pos; /* Stores the reference to this
fd's position in the saved_fds list.
*/
int64_t remote_fd;
inode_t *inode;
uint64_t ino;
uint64_t gen;
char is_dir;
char released;
int32_t flags;
int32_t wbflags;
} client_fd_ctx_t;
struct _client_conf {
transport_t *transport[CHANNEL_MAX];
struct list_head saved_fds;
struct timeval last_sent;
struct timeval last_received;
pthread_mutex_t mutex;
int connecting;
};
typedef struct _client_conf client_conf_t;
/* This will be stored in transport_t->xl_private */
struct client_connection {
pthread_mutex_t lock;
uint64_t callid;
struct saved_frames *saved_frames;
int32_t frame_timeout;
int32_t ping_started;
int32_t ping_timeout;
int32_t transport_activity;
gf_timer_t *reconnect;
char connected;
uint64_t max_block_size;
gf_timer_t *timer;
gf_timer_t *ping_timer;
};
typedef struct {
loc_t loc;
loc_t loc2;
fd_t *fd;
gf_op_t op;
client_fd_ctx_t *fdctx;
uint32_t flags;
uint32_t wbflags;
} client_local_t;
static inline void
gf_string_to_stat(char *string, struct iatt *stbuf)
{
uint64_t dev = 0;
uint64_t ino = 0;
uint32_t mode = 0;
uint32_t nlink = 0;
uint32_t uid = 0;
uint32_t gid = 0;
uint64_t rdev = 0;
uint64_t size = 0;
uint32_t blksize = 0;
uint64_t blocks = 0;
uint32_t atime = 0;
uint32_t atime_nsec = 0;
uint32_t mtime = 0;
uint32_t mtime_nsec = 0;
uint32_t ctime = 0;
uint32_t ctime_nsec = 0;
sscanf (string, GF_STAT_PRINT_FMT_STR,
&dev,
&ino,
&mode,
&nlink,
&uid,
&gid,
&rdev,
&size,
&blksize,
&blocks,
&atime,
&atime_nsec,
&mtime,
&mtime_nsec,
&ctime,
&ctime_nsec);
stbuf->ia_gen = dev;
stbuf->ia_ino = ino;
stbuf->ia_prot = ia_prot_from_st_mode (mode);
stbuf->ia_type = ia_type_from_st_mode (mode);
stbuf->ia_nlink = nlink;
stbuf->ia_uid = uid;
stbuf->ia_gid = gid;
stbuf->ia_rdev = rdev;
stbuf->ia_size = size;
stbuf->ia_blksize = blksize;
stbuf->ia_blocks = blocks;
stbuf->ia_atime = atime;
stbuf->ia_mtime = mtime;
stbuf->ia_ctime = ctime;
stbuf->ia_atime_nsec = atime_nsec;
stbuf->ia_mtime_nsec = mtime_nsec;
stbuf->ia_ctime_nsec = ctime_nsec;
}
#endif
|
