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
|
/*
This file is part of TALER
Copyright (C) 2014, 2015 Christian Grothoff (and other contributing authors)
TALER 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, or (at your option) any later version.
TALER 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
TALER; see the file COPYING. If not, If not, see <http://www.gnu.org/licenses/>
*/
/**
* @file taler-mint-reservemod.c
* @brief Modify reserves. Allows manipulation of reserve balances.
* @author Florian Dold
* @author Benedikt Mueller
*/
#include "platform.h"
#include <gnunet/gnunet_util_lib.h>
#include <libpq-fe.h>
#include "taler_mintdb_plugin.h"
/**
* After what time to inactive reserves expire?
*/
#define RESERVE_EXPIRATION GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_YEARS, 5)
/**
* Director of the mint, containing the keys.
*/
static char *mint_directory;
/**
* Handle to the mint's configuration
*/
static struct GNUNET_CONFIGURATION_Handle *cfg;
/**
* Our DB plugin.
*/
static struct TALER_MINTDB_Plugin *plugin;
/**
* The main function of the reservemod tool
*
* @param argc number of arguments from the command line
* @param argv command line arguments
* @return 0 ok, 1 on error
*/
int
main (int argc, char *const *argv)
{
char *reserve_pub_str = NULL;
char *add_str = NULL;
struct TALER_Amount add_value;
char *details = NULL;
struct TALER_ReservePublicKeyP reserve_pub;
struct GNUNET_TIME_Absolute expiration;
struct TALER_MINTDB_Session *session;
const struct GNUNET_GETOPT_CommandLineOption options[] = {
{'a', "add", "DENOM",
"value to add", 1,
&GNUNET_GETOPT_set_string, &add_str},
{'d', "mint-dir", "DIR",
"mint directory with keys to update", 1,
&GNUNET_GETOPT_set_filename, &mint_directory},
{'D', "details", "JSON",
"details about the bank transaction which justify why we add this amount", 1,
&GNUNET_GETOPT_set_string, &details},
TALER_GETOPT_OPTION_HELP ("Deposit funds into a Taler reserve"),
{'R', "reserve", "KEY",
"reserve (public key) to modify", 1,
&GNUNET_GETOPT_set_string, &reserve_pub_str},
GNUNET_GETOPT_OPTION_VERSION (VERSION "-" VCS_VERSION),
GNUNET_GETOPT_OPTION_END
};
int ret;
GNUNET_assert (GNUNET_OK ==
GNUNET_log_setup ("taler-mint-reservemod",
"WARNING",
NULL));
if (GNUNET_GETOPT_run ("taler-mint-reservemod",
options,
argc, argv) < 0)
return 1;
if (NULL == mint_directory)
{
fprintf (stderr,
"Mint directory not given\n");
GNUNET_free_non_null (add_str);
GNUNET_free_non_null (details);
GNUNET_free_non_null (reserve_pub_str);
return 1;
}
if ((NULL == reserve_pub_str) ||
(GNUNET_OK !=
GNUNET_STRINGS_string_to_data (reserve_pub_str,
strlen (reserve_pub_str),
&reserve_pub,
sizeof (struct TALER_ReservePublicKeyP))))
{
fprintf (stderr,
"Parsing reserve key invalid\n");
GNUNET_free_non_null (add_str);
GNUNET_free_non_null (details);
GNUNET_free_non_null (reserve_pub_str);
return 1;
}
if ( (NULL == add_str) ||
(GNUNET_OK !=
TALER_string_to_amount (add_str,
&add_value)) )
{
fprintf (stderr,
"Failed to parse currency amount `%s'\n",
add_str);
GNUNET_free_non_null (add_str);
GNUNET_free_non_null (details);
GNUNET_free_non_null (reserve_pub_str);
return 1;
}
if (NULL == details)
{
fprintf (stderr,
"No wiring details given (justification required)\n");
GNUNET_free_non_null (add_str);
GNUNET_free_non_null (reserve_pub_str);
return 1;
}
cfg = TALER_config_load (mint_directory);
if (NULL == cfg)
{
fprintf (stderr,
"Failed to load mint configuration\n");
GNUNET_free_non_null (add_str);
GNUNET_free_non_null (details);
GNUNET_free_non_null (reserve_pub_str);
return 1;
}
ret = 1;
if (NULL ==
(plugin = TALER_MINTDB_plugin_load (cfg)))
{
fprintf (stderr,
"Failed to initialize database plugin.\n");
goto cleanup;
}
session = plugin->get_session (plugin->cls,
GNUNET_NO);
if (NULL == session)
{
fprintf (stderr,
"Failed to initialize DB session\n");
goto cleanup;
}
expiration = GNUNET_TIME_relative_to_absolute (RESERVE_EXPIRATION);
ret = plugin->reserves_in_insert (plugin->cls,
session,
&reserve_pub,
&add_value,
details,
expiration);
if (GNUNET_SYSERR == ret)
{
fprintf (stderr,
"Failed to update reserve.\n");
goto cleanup;
}
if (GNUNET_NO == ret)
{
fprintf (stderr,
"Record exists, reserve not updated.\n");
}
ret = 0;
cleanup:
if (NULL != plugin)
TALER_MINTDB_plugin_unload (plugin);
if (NULL != cfg)
GNUNET_CONFIGURATION_destroy (cfg);
GNUNET_free_non_null (add_str);
GNUNET_free_non_null (details);
GNUNET_free_non_null (reserve_pub_str);
return ret;
}
/* end taler-mint-reservemod.c */
|
