src/tools/cacheverify.cxx

   1 /***************************************************************************
   2  *   Copyright (C) 2007 by www.databasecache.com                           *
   3  *   Contact: praba_tuty@databasecache.com                                 *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  ***************************************************************************/
  16 #include <CSql.h>
  17 #include <CacheTableLoader.h>
  18
  19 void printUsage()
  20 {
  21    printf("Usage: cachetable [-U username] [-P passwd] -t tablename \n"
  22           "       [-R] [-s] [-r]\n");
  23    printf("       username -> username to connect with csql.\n");
  24    printf("       passwd -> password for the above username to connect with csql.\n");
  25    printf("       tablename -> table name to be cached in csql from target db.\n");
  26    printf("       R -> recover all cached tables from the target database.\n");
  27    printf("       s -> load only the records from target db. Assumes table is already created in csql\n");
  28    printf("       r -> reload the table. get the latest image of table from target db\n");
  29    printf("       u -> unload the table. if used with -s option, removes only records and preserves the schema\n");
  30    printf("       no option -> get table definition and records from target db and create in csql.\n");
  31    return;
  32 }
  33
  34 int main(int argc, char **argv)
  35 {
  36     char username[IDENTIFIER_LENGTH];
  37     username [0] = '\0';
  38     char password[IDENTIFIER_LENGTH];
  39     password [0] = '\0';
  40     int c = 0, opt = 10;
  41     char tablename[IDENTIFIER_LENGTH];
  42     char syncModeStr[IDENTIFIER_LENGTH];
  43     bool tableDefinition = true;
  44     bool tableNameSpecified = false;
  45     while ((c = getopt(argc, argv, "U:P:t:Rsru?")) != EOF)
  46     {
  47         switch (c)
  48         {
  49             case 'U' : { strcpy(username, argv[optind - 1]); opt=10; break; }
  50             case 'P' : { strcpy(password, argv[optind - 1]); opt=10; break; }
  51             case 't' : { strcpy(tablename, argv[optind - 1]);
  52                          if (opt==10) opt = 2;
  53                          tableNameSpecified = true;
  54                          break;
  55                        }
  56             case '?' : { opt = 10; break; } //print help
  57             case 'R' : { opt = 3; break; } //recover all the tables
  58             case 's' : { tableDefinition=false; break; } //do not get the schema information from target db
  59             case 'r' : { opt = 4; break; } //reload the table
  60             case 'u' : { opt = 5; break; } //unload the table
  61             default: opt=10;
  62
  63         }
  64     }//while options
  65     if (opt == 10) {
  66         printUsage();
  67         return 0;
  68     }
  69
  70     //printf("%s %s \n", username, password);
  71     if (username[0] == '\0' )
  72     {
  73         strcpy(username, "root");
  74         strcpy(password, "manager");
  75     }
  76     DbRetVal rv = OK;
  77     CacheTableLoader cacheLoader;
  78     cacheLoader.setConnParam(username, password);
  79     if (opt==2) {
  80         cacheLoader.setTable(tablename);
  81         rv = cacheLoader.load(tableDefinition);
  82         if (rv != OK) exit (1);
  83         rv = cacheLoader.addToCacheTableFile();
  84         if (rv != OK) exit (2);
  85     }else if (opt==3) //recover
  86     {
  87         rv = cacheLoader.recoverAllCachedTables();
  88         if (rv != OK) exit (1);
  89     }else if (opt==4) //reload
  90     {
  91         if (!tableNameSpecified)
  92         {
  93             printf("Table name is not specified. Check usage with ? \n");
  94             return 1;
  95         }
  96         cacheLoader.setTable(tablename);
  97         rv = cacheLoader.reload();
  98         if (rv != OK) exit (1);
  99     }else if (opt==5) //unload
 100     {
 101         if (!tableNameSpecified)
 102         {
 103             printf("Table name is not specified. Check usage with ? option\n");
 104             return 1;
 105         }
 106         cacheLoader.setTable(tablename);
 107         rv = cacheLoader.unload(tableDefinition);
 108         if (rv != OK) exit (1);
 109         rv = cacheLoader.removeFromCacheTableFile();
 110         if (rv != OK) exit (2);
 111
 112     }
 113     return 0;
 114 }