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
|
/*
* $Id: alias_db.c,v 1.3 2006/01/24 20:56:23 bogdan_iancu Exp $
*
* ALIAS_DB Module
*
* Copyright (C) 2004 Voice Sistem
*
* This file is part of a module for SER, a free SIP server.
*
* ALIAS_DB module 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 2 of the License, or
* (at your option) any later version
*
* For a license to use this software under conditions
* other than those described here, or to purchase support for this
* software, please contact Voice Sistem by e-mail at the following address:
* office@voice-sistem.ro
*
* ALIAS_DB module 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* History:
* --------
* 2004-09-01: first version (ramona)
*/
#include <stdio.h>
#include <string.h>
#include "../../sr_module.h"
#include "../../db/db.h"
#include "../../dprint.h"
#include "../../error.h"
#include "../../mem/mem.h"
#include "alookup.h"
MODULE_VERSION
/* Module destroy function prototype */
static void destroy(void);
/* Module child-init function prototype */
static int child_init(int rank);
/* Module initialization function prototype */
static int mod_init(void);
/* Module parameter variables */
char* db_url = DEFAULT_RODB_URL;
char* user_column = "username";
char* domain_column = "domain";
char* alias_user_column = "alias_username";
char* alias_domain_column = "alias_domain";
int use_domain = 0;
char* domain_prefix = NULL;
str dstrip_s;
db_con_t* db_handle; /* Database connection handle */
db_func_t adbf; /* DB functions */
/*
* sl_send_reply function pointer
*/
int (*sl_reply)(struct sip_msg* _m, char* _s1, char* _s2);
/* Exported functions */
static cmd_export_t cmds[] = {
{"alias_db_lookup", alias_db_lookup, 1, 0, REQUEST_ROUTE|FAILURE_ROUTE},
{0, 0, 0, 0, 0}
};
/* Exported parameters */
static param_export_t params[] = {
{"db_url", STR_PARAM, &db_url },
{"user_column", STR_PARAM, &user_column },
{"domain_column", STR_PARAM, &domain_column },
{"alias_user_column", STR_PARAM, &alias_user_column },
{"alias_domain_column", STR_PARAM, &alias_domain_column },
{"use_domain", INT_PARAM, &use_domain },
{"domain_prefix", STR_PARAM, &domain_prefix },
{0, 0, 0}
};
/* Module interface */
struct module_exports exports = {
"alias_db",
cmds, /* Exported functions */
params, /* Exported parameters */
0, /* exported statistics */
mod_init, /* module initialization function */
0, /* response function */
destroy, /* destroy function */
child_init /* child initialization function */
};
/**
*
*/
static int child_init(int rank)
{
db_handle = adbf.init(db_url);
if (!db_handle)
{
LOG(L_ERR, "alias_db:init_child: Unable to connect database\n");
return -1;
}
return 0;
}
/**
*
*/
static int mod_init(void)
{
DBG("alias_db module - initializing\n");
/* Find a database module */
if (bind_dbmod(db_url, &adbf))
{
LOG(L_ERR, "alias_db:mod_init: Unable to bind database module\n");
return -1;
}
if (!DB_CAPABILITY( adbf, DB_CAP_QUERY))
{
LOG(L_CRIT, "alias_db:mod_init: Database modules does not "
"provide all functions needed by avpops module\n");
return -1;
}
/**
* We will need sl_send_reply from stateless
* module for sending replies
*/
sl_reply = find_export("sl_send_reply", 2, 0);
if (!sl_reply)
{
LOG(L_ERR, "alias_db: This module requires sl module\n");
return -1;
}
if(domain_prefix==NULL || strlen(domain_prefix)==0)
{
dstrip_s.s = 0;
dstrip_s.len = 0;
}
else
{
dstrip_s.s = domain_prefix;
dstrip_s.len = strlen(domain_prefix);
}
return 0;
}
/**
*
*/
static void destroy(void)
{
if (db_handle) {
adbf.close(db_handle);
db_handle = 0;
}
}
|
