taler-merchant-dbinit.c (3861B)
1 /* 2 This file is part of TALER 3 Copyright (C) 2014, 2015, 2020 Taler Systems SA 4 5 TALER is free software; you can redistribute it and/or modify it under the 6 terms of the GNU General Public License as published by the Free Software 7 Foundation; either version 3, or (at your option) any later version. 8 9 TALER is distributed in the hope that it will be useful, but WITHOUT ANY 10 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR 11 A PARTICULAR PURPOSE. See the GNU General Public License for more details. 12 13 You should have received a copy of the GNU General Public License along with 14 TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/> 15 */ 16 /** 17 * @file src/merchant-tools/taler-merchant-dbinit.c 18 * @brief Create tables for the merchant database. 19 * @author Florian Dold 20 * @author Marcello Stanisci 21 */ 22 #include "platform.h" 23 #include <taler/taler_util.h> 24 #include <gnunet/gnunet_util_lib.h> 25 #include "taler/taler_merchant_util.h" 26 #include "merchantdb_lib.h" 27 #include "merchant-database/create_tables.h" 28 #include "merchant-database/drop_tables.h" 29 #include "merchant-database/gc.h" 30 31 32 /** 33 * Return value from main(). 34 */ 35 static int global_ret; 36 37 /** 38 * -r option: do full DB reset 39 */ 40 static int reset_db; 41 42 /** 43 * -g option: garbage collect DB 44 */ 45 static int gc_db; 46 47 /** 48 * Main function that will be run. 49 * 50 * @param cls closure 51 * @param args remaining command-line arguments 52 * @param cfgfile name of the configuration file used (for saving, can be NULL!) 53 * @param cfg configuration 54 */ 55 static void 56 run (void *cls, 57 char *const *args, 58 const char *cfgfile, 59 const struct GNUNET_CONFIGURATION_Handle *cfg) 60 { 61 struct TALER_MERCHANTDB_PostgresContext *pg; 62 63 pg = TALER_MERCHANTDB_connect_admin (cfg); 64 if (NULL == pg) 65 { 66 fprintf (stderr, 67 "Failed to initialize database connection.\n"); 68 global_ret = 1; 69 return; 70 } 71 if (reset_db) 72 { 73 if (GNUNET_OK != 74 TALER_MERCHANTDB_drop_tables (pg)) 75 { 76 global_ret = 1; 77 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, 78 "Failed to reset the database\n"); 79 TALER_MERCHANTDB_disconnect (pg); 80 return; 81 } 82 } 83 if (gc_db) 84 { 85 if (GNUNET_OK != 86 TALER_MERCHANTDB_gc (pg)) 87 { 88 global_ret = 1; 89 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, 90 "Failed to garbage collect database\n"); 91 } 92 TALER_MERCHANTDB_disconnect (pg); 93 return; 94 } 95 if (GNUNET_OK != 96 TALER_MERCHANTDB_create_tables (pg)) 97 { 98 global_ret = 1; 99 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, 100 "Failed to initialize tables\n"); 101 } 102 TALER_MERCHANTDB_disconnect (pg); 103 } 104 105 106 /** 107 * The main function of the database initialization tool. 108 * Used to initialize the Taler Exchange's database. 109 * 110 * @param argc number of arguments from the command line 111 * @param argv command line arguments 112 * @return 0 ok, 1 on error 113 */ 114 int 115 main (int argc, 116 char *const *argv) 117 { 118 struct GNUNET_GETOPT_CommandLineOption options[] = { 119 GNUNET_GETOPT_option_flag ('g', 120 "gc", 121 "garbage collect database", 122 &gc_db), 123 GNUNET_GETOPT_option_flag ('r', 124 "reset", 125 "reset database (DANGEROUS: all existing data is lost!)", 126 &reset_db), 127 128 GNUNET_GETOPT_option_version (PACKAGE_VERSION), 129 GNUNET_GETOPT_OPTION_END 130 }; 131 enum GNUNET_GenericReturnValue ret; 132 133 ret = GNUNET_PROGRAM_run ( 134 TALER_MERCHANT_project_data (), 135 argc, argv, 136 "taler-merchant-dbinit", 137 gettext_noop ("Initialize Taler merchant database"), 138 options, 139 &run, NULL); 140 if (GNUNET_SYSERR == ret) 141 return 3; 142 if (GNUNET_NO == ret) 143 return 0; 144 return global_ret; 145 } 146 147 148 /* end of taler-merchant-dbinit.c */