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implement taler-exchange-offline account restriction and conversion functionality

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This commit is contained in:
Christian Grothoff 2023-05-02 12:07:27 +02:00
parent 00021d7e83
commit 41cb79c685
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GPG Key ID: 939E6BE1E29FC3CC
1 changed files with 135 additions and 2 deletions
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137
src/exchange-tools/taler-exchange-offline.c
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@ -2975,6 +2975,81 @@ do_del_auditor (char *const *args)
}
/**
* Parse account restriction.
*
* @param args the array of command-line arguments to process next
* @param[in,out] restrictions JSON array to update
* @return -1 on error, otherwise number of arguments from @a args that were used
*/
static int
parse_restriction (char *const *args,
json_t *restrictions)
{
if (NULL == args[0])
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"Restriction TYPE argument missing\n");
return -1;
}
if (0 == strcmp (args[0],
"deny"))
{
GNUNET_assert (0 ==
json_array_append_new (
restrictions,
GNUNET_JSON_PACK (
GNUNET_JSON_pack_string ("type",
"deny"))));
return 1;
}
if (0 == strcmp (args[0],
"regex"))
{
json_t *i18n;
json_error_t err;
if ( (NULL == args[1]) ||
(NULL == args[2]) ||
(NULL == args[3]) )
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"Mandatory arguments for restriction of type `regex' missing (REGEX, HINT, HINT-I18 required)\n");
return -1;
}
i18n = json_loads (args[3],
JSON_REJECT_DUPLICATES,
&err);
if (NULL == i18n)
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"Invalid JSON for restriction of type `regex': `%s` at %d\n",
args[3],
err.position);
return -1;
}
GNUNET_assert (0 ==
json_array_append_new (
restrictions,
GNUNET_JSON_PACK (
GNUNET_JSON_pack_string ("type",
"regex"),
GNUNET_JSON_pack_string ("regex",
args[1]),
GNUNET_JSON_pack_string ("human_hint",
args[2]),
GNUNET_JSON_pack_object_steal ("human_hint_i18n",
i18n)
)));
return 4;
}
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"Restriction TYPE `%s' unsupported\n",
args[0]);
return -1;
}
/**
* Add wire account.
*
@ -3041,12 +3116,70 @@ do_add_wire (char *const *args)
}
GNUNET_free (wire_method);
}
// FIXME: init new args properly!
debit_restrictions = json_array ();
GNUNET_assert (NULL != debit_restrictions);
credit_restrictions = json_array ();
GNUNET_assert (NULL != credit_restrictions);
while (NULL != args[num_args])
{
if (0 == strcmp (args[num_args],
"conversion-url"))
{
num_args++;
conversion_url = args[num_args];
if (NULL == conversion_url)
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"'conversion-url' requires an argument\n");
global_ret = EXIT_INVALIDARGUMENT;
test_shutdown ();
json_decref (debit_restrictions);
json_decref (credit_restrictions);
return;
}
num_args++;
continue;
}
if (0 == strcmp (args[num_args],
"credit-restriction"))
{
int iret;
num_args++;
iret = parse_restriction (&args[num_args],
credit_restrictions);
if (iret <= 0)
{
global_ret = EXIT_INVALIDARGUMENT;
test_shutdown ();
json_decref (debit_restrictions);
json_decref (credit_restrictions);
return;
}
num_args += iret;
continue;
}
if (0 == strcmp (args[num_args],
"debit-restriction"))
{
int iret;
num_args++;
iret = parse_restriction (&args[num_args],
debit_restrictions);
if (iret <= 0)
{
global_ret = EXIT_INVALIDARGUMENT;
test_shutdown ();
json_decref (debit_restrictions);
json_decref (credit_restrictions);
return;
}
num_args += iret;
continue;
}
break;
}
TALER_exchange_offline_wire_add_sign (args[0],
conversion_url,
debit_restrictions,
@ -5091,7 +5224,7 @@ work (void *cls)
{
.name = "enable-account",
.help =
"enable wire account of the exchange (payto-URI must be given as argument)",
"enable wire account of the exchange (payto-URI must be given as argument; for optional argument see man page)",
.cb = &do_add_wire
},
{