renaming mint->exchange

1 files changed, 206 insertions, 0 deletions

diff --git a/src/exchange-tools/taler-exchange-reservemod.c b/src/exchange-tools/taler-exchange-reservemod.c
new file mode 100644
index 000000000..984b7f8ee
--- /dev/null
+++ b/src/exchange-tools/taler-exchange-reservemod.c
@@ -0,0 +1,206 @@
+/*
+  This file is part of TALER
+  Copyright (C) 2014, 2015 GNUnet e.V.
+
+  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-exchange-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 <jansson.h>
+#include "taler_exchangedb_plugin.h"
+
+/**
+ * Director of the exchange, containing the keys.
+ */
+static char *exchange_directory;
+
+/**
+ * Handle to the exchange's configuration
+ */
+static struct GNUNET_CONFIGURATION_Handle *cfg;
+
+/**
+ * Our DB plugin.
+ */
+static struct TALER_EXCHANGEDB_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;
+  json_t *jdetails;
+  json_error_t error;
+  struct TALER_ReservePublicKeyP reserve_pub;
+  struct TALER_EXCHANGEDB_Session *session;
+  const struct GNUNET_GETOPT_CommandLineOption options[] = {
+    {'a', "add", "DENOM",
+     "value to add", 1,
+     &GNUNET_GETOPT_set_string, &add_str},
+    {'d', "exchange-dir", "DIR",
+     "exchange directory with keys to update", 1,
+     &GNUNET_GETOPT_set_filename, &exchange_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-exchange-reservemod",
+                                   "WARNING",
+                                   NULL));
+
+  if (GNUNET_GETOPT_run ("taler-exchange-reservemod",
+                         options,
+                         argc, argv) < 0)
+    return 1;
+  if (NULL == exchange_directory)
+  {
+    fprintf (stderr,
+             "Exchange 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 (exchange_directory);
+  if (NULL == cfg)
+  {
+    fprintf (stderr,
+             "Failed to load exchange 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_EXCHANGEDB_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;
+  }
+  jdetails = json_loads (details,
+                         JSON_REJECT_DUPLICATES,
+                         &error);
+  if (NULL == jdetails)
+  {
+    fprintf (stderr,
+             "Failed to parse JSON transaction details `%s': %s (%s)\n",
+             details,
+             error.text,
+             error.source);
+    goto cleanup;
+  }
+  /* FIXME: maybe allow passing timestamp via command-line? */
+  ret = plugin->reserves_in_insert (plugin->cls,
+				    session,
+				    &reserve_pub,
+				    &add_value,
+                                    GNUNET_TIME_absolute_get (),
+				    jdetails);
+  json_decref (jdetails);
+  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_EXCHANGEDB_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-exchange-reservemod.c */