summaryrefslogtreecommitdiffstats
path: root/server/providers/dp_backend.h
blob: f1069d0db313ca278e6125908668e2aad2c25b76 (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
/*
   SSSD

   Data Provider, private header file

   Copyright (C) Simo Sorce <ssorce@redhat.com>	2008

   This program 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.

   This program 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 __DP_BACKEND_H__
#define __DP_BACKEND_H__

#include "providers/data_provider.h"
#include "providers/fail_over.h"
#include "db/sysdb.h"

struct be_ctx;
struct bet_ops;
struct be_req;

typedef int (*bet_init_fn_t)(TALLOC_CTX *, struct bet_ops **, void **);
typedef void (*be_shutdown_fn)(void *);
typedef void (*be_req_fn_t)(struct be_req *);
typedef void (*be_async_callback_t)(struct be_req *, int, int, const char *);

enum bet_type {
    BET_NULL = 0,
    BET_ID,
    BET_AUTH,
    BET_ACCESS,
    BET_CHPASS,
    BET_MAX
};

struct bet_data {
    enum bet_type bet_type;
    const char *option_name;
    const char *mod_init_fn_name_fmt;
};

struct loaded_be {
    char *be_name;
    void *handle;
};

struct bet_info {
    enum bet_type bet_type;
    struct bet_ops *bet_ops;
    void *pvt_bet_data;
    char *mod_name;
};

struct be_offline_status {
    time_t went_offline;
    bool offline;
};

struct be_client {
    struct be_ctx *bectx;
    struct sbus_connection *conn;
    struct tevent_timer *timeout;
    bool initialized;
};

struct be_failover_ctx;

struct be_ctx {
    struct tevent_context *ev;
    struct confdb_ctx *cdb;
    struct sysdb_ctx *sysdb;
    struct sss_domain_info *domain;
    const char *identity;
    const char *conf_path;
    struct be_failover_ctx *be_fo;

    struct be_offline_status offstat;

    struct sbus_connection *mon_conn;
    struct sbus_connection *sbus_srv;

    struct be_client *nss_cli;
    struct be_client *pam_cli;

    struct loaded_be loaded_be[BET_MAX];
    struct bet_info bet_info[BET_MAX];
};

struct bet_ops {
    be_req_fn_t check_online;
    be_req_fn_t handler;
    be_req_fn_t finalize;
};

struct be_req {
    struct be_client *becli;
    struct be_ctx *be_ctx;
    void *req_data;

    be_async_callback_t fn;
    void *pvt;
};

struct be_acct_req {
    int entry_type;
    int attr_type;
    int filter_type;
    char *filter_value;
};

bool be_is_offline(struct be_ctx *ctx);
void be_mark_offline(struct be_ctx *ctx);

/* from data_provider_fo.c */
typedef void (be_svc_callback_fn_t)(void *, struct fo_server *);

int be_init_failover(struct be_ctx *ctx);
int be_fo_add_service(struct be_ctx *ctx, const char *service_name);
int be_fo_service_add_callback(TALLOC_CTX *memctx,
                               struct be_ctx *ctx, const char *service_name,
                               be_svc_callback_fn_t *fn, void *private_data);
int be_fo_add_server(struct be_ctx *ctx, const char *service_name,
                     const char *server, int port, void *user_data);

struct tevent_req *be_resolve_server_send(TALLOC_CTX *memctx,
                                          struct tevent_context *ev,
                                          struct be_ctx *ctx,
                                          const char *service_name);
int be_resolve_server_recv(struct tevent_req *req, struct fo_server **srv);

#endif /* __DP_BACKEND_H___ */