summaryrefslogtreecommitdiffstats
path: root/xlators/mgmt/glusterd/src/glusterd-utils.h
blob: 79b2454c085169668b821015ab59ebd5642ee57c (plain)
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
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
/*
  Copyright (c) 2006-2010 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 Affero 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
  Affero General Public License for more details.

  You should have received a copy of the GNU Affero General Public License
  along with this program.  If not, see
  <http://www.gnu.org/licenses/>.
*/

#ifndef _GLUSTERD_UTILS_H
#define _GLUSTERD_UTILS_H_

#ifndef _CONFIG_H
#define _CONFIG_H
#include "config.h"
#endif

#include <pthread.h>
#include "uuid.h"

#include "glusterfs.h"
#include "xlator.h"
#include "logging.h"
#include "call-stub.h"
#include "fd.h"
#include "byte-order.h"
#include "glusterd.h"
#include "rpc-clnt.h"
#include "protocol-common.h"

struct glusterd_lock_ {
        uuid_t  owner;
        time_t  timestamp;
};

typedef struct glusterd_volopt_ctx_ {
        dict_t  *dict;
        int     count;
        int     opt_count;
} glusterd_volopt_ctx_t;

typedef int (*glusterd_condition_func) (glusterd_volinfo_t *volinfo,
                                        glusterd_brickinfo_t *brickinfo,
                                        void *ctx);

typedef struct glusterd_lock_ glusterd_lock_t;

int32_t
glusterd_lock (uuid_t new_owner);

int32_t
glusterd_unlock (uuid_t owner);

int32_t
glusterd_get_uuid (uuid_t *uuid);

int
glusterd_submit_reply (rpcsvc_request_t *req, void *arg,
                       struct iovec *payload, int payloadcount,
                       struct iobref *iobref, gd_serialize_t sfunc);

int
glusterd_submit_request (glusterd_peerinfo_t *peerinfo, void *req,
                         call_frame_t *frame, struct rpc_clnt_program *prog,
                         int procnum, struct iobref *iobref,
                         gd_serialize_t sfunc, xlator_t *this,
                         fop_cbk_fn_t cbkfn);

int32_t
glusterd_volinfo_new (glusterd_volinfo_t **volinfo);

gf_boolean_t
glusterd_check_volume_exists (char *volname);

int32_t
glusterd_brickinfo_new (glusterd_brickinfo_t **brickinfo);

int32_t
glusterd_brickinfo_from_brick (char *brick, glusterd_brickinfo_t **brickinfo);

int32_t
glusterd_friend_cleanup (glusterd_peerinfo_t *peerinfo);

int32_t
glusterd_peer_destroy (glusterd_peerinfo_t *peerinfo);

int32_t
glusterd_peer_hostname_new (char *hostname, glusterd_peer_hostname_t **name);

int32_t
glusterd_volinfo_find (char *volname, glusterd_volinfo_t **volinfo);

int32_t
glusterd_service_stop(const char *service, char *pidfile, int sig,
                      gf_boolean_t force_kill);

int32_t
glusterd_resolve_brick (glusterd_brickinfo_t *brickinfo);

int32_t
glusterd_volume_start_glusterfs (glusterd_volinfo_t  *volinfo,
                                 glusterd_brickinfo_t   *brickinfo);

int32_t
glusterd_volume_stop_glusterfs (glusterd_volinfo_t  *volinfo,
                                glusterd_brickinfo_t   *brickinfo);

int32_t
glusterd_volinfo_delete (glusterd_volinfo_t *volinfo);

int32_t
glusterd_brickinfo_delete (glusterd_brickinfo_t *brickinfo);

gf_boolean_t
glusterd_is_cli_op_req (int32_t op);

int32_t
glusterd_volume_brickinfo_get_by_brick (char *brick,
                                        glusterd_volinfo_t *volinfo,
                                        glusterd_brickinfo_t **brickinfo);
int32_t
glusterd_is_local_addr (char *hostname);

int32_t
glusterd_build_volume_dict (dict_t **vols);

int32_t
glusterd_compare_friend_data (dict_t  *vols, int32_t *status);

int
glusterd_volume_compute_cksum (glusterd_volinfo_t  *volinfo);

gf_boolean_t
glusterd_is_nfs_started ();

int32_t
glusterd_nfs_server_start ();

int32_t
glusterd_nfs_server_stop ();

int
glusterd_remote_hostname_get (rpcsvc_request_t *req,
                              char *remote_host, int len);
int32_t
glusterd_import_friend_volumes (dict_t  *vols);
void
glusterd_set_volume_status (glusterd_volinfo_t  *volinfo,
                            glusterd_volume_status status);
int
glusterd_check_generate_start_nfs (glusterd_volinfo_t *volinfo);
int32_t
glusterd_volume_count_get (void);
int32_t
glusterd_add_volume_to_dict (glusterd_volinfo_t *volinfo,
                             dict_t  *dict, int32_t count);
int
glusterd_get_brickinfo (xlator_t *this, const char *brickname, 
                        int port, gf_boolean_t localhost, 
                        glusterd_brickinfo_t **brickinfo);

void
glusterd_set_brick_status (glusterd_brickinfo_t  *brickinfo,
                            gf_brick_status_t status);

int
glusterd_is_brick_started (glusterd_brickinfo_t  *brickinfo);

int
glusterd_friend_find_by_hostname (const char *hoststr,
                                  glusterd_peerinfo_t  **peerinfo);
int
glusterd_hostname_to_uuid (char *hostname, uuid_t uuid);

int
glusterd_friend_brick_belongs (glusterd_volinfo_t *volinfo,
                               glusterd_brickinfo_t *brickinfo, void *uuid);
int
glusterd_all_volume_cond_check (glusterd_condition_func func, int status,
                                void *ctx);
int
glusterd_brick_start (glusterd_volinfo_t *volinfo,
                      glusterd_brickinfo_t *brickinfo);
int
glusterd_brick_stop (glusterd_volinfo_t *volinfo,
                      glusterd_brickinfo_t *brickinfo);

int
glusterd_is_defrag_on (glusterd_volinfo_t *volinfo);

int32_t
glusterd_volinfo_bricks_delete (glusterd_volinfo_t *volinfo);
int
glusterd_friend_find_by_uuid (uuid_t uuid,
                              glusterd_peerinfo_t  **peerinfo);
int
glusterd_new_brick_validate (char *brick, glusterd_brickinfo_t *brickinfo,
                             char *op_errstr, size_t len);
int32_t
glusterd_volume_bricks_delete (glusterd_volinfo_t *volinfo);
int32_t
glusterd_volume_brickinfo_get (uuid_t uuid, char *hostname, char *path,
                               glusterd_volinfo_t *volinfo,
                               glusterd_brickinfo_t **brickinfo);
int
glusterd_brickinfo_get (uuid_t uuid, char *hostname, char *path,
                       glusterd_brickinfo_t **brickinfo);
int
glusterd_is_rb_started (glusterd_volinfo_t *volinfo);

int
glusterd_is_rb_paused (glusterd_volinfo_t *volinfo);

int
glusterd_set_rb_status (glusterd_volinfo_t *volinfo, gf_rb_status_t status);

int
glusterd_is_replace_running (glusterd_volinfo_t *volinfo, glusterd_brickinfo_t *brickinfo);

int
glusterd_rb_check_bricks (glusterd_volinfo_t *volinfo,
                          glusterd_brickinfo_t *src_brick, glusterd_brickinfo_t *dst_brick);
int
glusterd_brick_create_path (char *host, char *path, mode_t mode,
                            char **op_errstr);
int
glusterd_sm_tr_log_transition_add (glusterd_sm_tr_log_t *log,
                                           int old_state, int new_state,
                                           int event);
int
glusterd_peerinfo_new (glusterd_peerinfo_t **peerinfo,
                       glusterd_friend_sm_state_t state,
                       uuid_t *uuid, const char *hostname);
int
glusterd_sm_tr_log_init (glusterd_sm_tr_log_t *log,
                         char * (*state_name_get) (int),
                         char * (*event_name_get) (int),
                         size_t  size);
void
glusterd_sm_tr_log_delete (glusterd_sm_tr_log_t *log);

int
glusterd_sm_tr_log_add_to_dict (dict_t *dict,
                                glusterd_sm_tr_log_t *circular_log);
#endif