src/storage/Config.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<Config.h>
  17 #include<ErrorType.h>
  18 #include<Debug.h>
  19
  20 Config Conf::config;
  21
  22 int Config::readLine(FILE *fp, char * buffer)
  23 {
  24   char c =0;
  25   int count =0;
  26   while (true)
  27   {
  28       c = fgetc(fp);
  29       if (c == '\n') break;
  30       if (c == EOF) return EOF;
  31       buffer[count++] = c;
  32   }
  33   return count;
  34 }
  35 int Config::storeKeyVal(char *key, char *value)
  36 {
  37     if (os::os::strcasestr(key, "PAGE_SIZE") != NULL )
  38            { cVal.pageSize = atoi(value);  }
  39     else if (os::strcasestr(key, "MAX_PROCS") != NULL)
  40            { cVal.maxProcs = atoi(value);  }
  41     else if (os::strcasestr(key, "MAX_SYS_DB_SIZE") != NULL)
  42            { cVal.maxSysSize = atol(value);  }
  43     else if (os::strcasestr(key, "MAX_DB_SIZE") != NULL)
  44            { cVal.maxDbSize = atol(value);  }
  45     else if (os::strcasestr(key, "MMAP") != NULL)
  46            { cVal.mmap = os::atobool(value);  }
  47     else if (os::strcasestr(key, "SYS_DB_KEY") != NULL)
  48            { cVal.sysDbKey = atoi(value);  }
  49     else if (os::strcasestr(key, "USER_DB_KEY") != NULL)
  50            { cVal.userDbKey = atoi(value);  }
  51     else if (os::strcasestr(key, "LOG_FILE") != NULL)
  52            { strcpy(cVal.logFile , value);  }
  53     else if (os::strcasestr(key, "DATABASE_FILE") != NULL)
  54            { strcpy(cVal.dbFile , value);  }
  55     else if (os::strcasestr(key, "MAP_ADDRESS") != NULL)
  56            { cVal.mapAddr = atol(value);  }
  57     else if (os::strcasestr(key, "MUTEX_TIMEOUT_SECS") != NULL)
  58            { cVal.mutexSecs = atoi(value);  }
  59     else if (os::strcasestr(key, "MUTEX_TIMEOUT_USECS") != NULL)
  60            { cVal.mutexUSecs = atoi(value);  }
  61     else if (os::strcasestr(key, "MUTEX_TIMEOUT_RETRIES") != NULL)
  62            { cVal.mutexRetries = atoi(value);  }
  63     else if (os::strcasestr(key, "LOCK_TIMEOUT_SECS") != NULL)
  64            { cVal.lockSecs = atoi(value);  }
  65     else if (os::strcasestr(key, "LOCK_TIMEOUT_USECS") != NULL)
  66            { cVal.lockUSecs = atoi(value);  }
  67     else if (os::strcasestr(key, "LOCK_TIMEOUT_RETRIES") != NULL)
  68            { cVal.lockRetries = atoi(value);  }
  69     else if (os::strcasestr(key, "LOG_LEVEL") != NULL)
  70            { cVal.logLevel = atoi(value);  }
  71     else if (os::strcasestr(key, "DSN") != NULL)
  72            { strcpy(cVal.dsn , value);  }
  73     else if (os::strcasestr(key,"DS_CONFIG_FILE") !=NULL)
  74            { strcpy(cVal.dsConfigFile,value);}
  75     else if (os::strcasestr(key, "TABLE_CONFIG_FILE") != NULL)
  76            { strcpy(cVal.tableConfigFile , value);  }
  77     else if (os::strcasestr(key, "STDERR_FILE") != NULL)
  78            { strcpy(cVal.stderrFile, value);  }
  79     else if (os::strcasestr(key, "CONFL_RESOL_FILE") != NULL)
  80            { strcpy(cVal.conflResoFile , value);  }
  81     else if (os::strcasestr(key, "CACHE_TABLE") != NULL)
  82            { cVal.isCache = os::atobool(value); }
  83     else if (os::strcasestr(key, "CACHE_MODE") != NULL)
  84            {
  85                if (strcmp(value, "SYNC") == 0)
  86                {    cVal.mode = SYNC_MODE;    }
  87                else if (strcmp(value, "ASYNC") == 0)
  88                {    cVal.mode = ASYNC_MODE;   }
  89                else cVal.mode = UNKNOWN;
  90            }
  91     else if(os::strcasestr(key,"SITE_ID")!=NULL)
  92            { cVal.siteID = atoi(value);}
  93     else if (os::strcasestr(key, "DURABILITY") != NULL)
  94            { cVal.isDurable = os::atobool(value); }
  95     else if (os::strcasestr(key, "DURABLE_MODE") != NULL)
  96            { cVal.durableMode = ::atoi(value); }
  97     else if (os::strcasestr(key, "CSQL_SQL_SERVER") != NULL)
  98            { cVal.isCsqlSqlServer = os::atobool(value); }
  99     else if (os::strcasestr(key, "PORT") != NULL)
 100            { cVal.port = atoi(value); }
 101     else if (os::strcasestr(key, "MAX_QUEUE_LOGS") != NULL)
 102            { cVal.maxQueueLogs = atol(value);  }
 103     else if (os::strcasestr(key, "MSG_KEY") != NULL)
 104            { cVal.msgKey = atoi(value);  }
 105     else if (os::strcasestr(key, "ASYNC_MSGMAX") != NULL)
 106            { cVal.asyncMsgMax = atoi(value);  }
 107     else if (os::strcasestr(key, "ID_SHM_KEY") != NULL)
 108            { cVal.shmKeyForId = atoi(value);  }
 109     else if (os::strcasestr(key, "NETWORK_RESPONSE_TIMEOUT") != NULL)
 110            { cVal.nwResponseTimeout = atoi(value);  }
 111     else if (os::strcasestr(key, "NETWORK_CONNECT_TIMEOUT") != NULL)
 112            { cVal.nwConnectTimeout = atoi(value);  }
 113     else if (os::strcasestr(key, "ENABLE_BIDIRECTIONAL_CACHE") != NULL)
 114            { cVal.isTwoWay = os::atobool(value);  }
 115     else if (os::strcasestr(key, "CACHE_RECEIVER_WAIT_SECS") != NULL)
 116            { cVal.cacheWaitSecs = atoi(value);  }
 117     else  return 1;
 118     return 0;
 119 }
 120 int Config::validateValues()
 121 {
 122     if (cVal.pageSize < 8192 || cVal.pageSize > 1024 * 1024 * 10 )
 123     {
 124         printError(ErrBadArg,  "PAGE_SIZE should be >= 8192 and <= 10 MB");
 125         return 1;
 126     }
 127     if (cVal.pageSize  % 1024 !=0 )
 128     {
 129         printError(ErrBadArg,  "PAGE_SIZE should be multiples of 1024");
 130         return 1;
 131     }
 132     if (cVal.maxProcs < 10 || cVal.maxProcs > 8192)
 133     {
 134         printError(ErrBadArg,  "MAX_PROCS should be >= 10 and <= 8192");
 135         return 1;
 136     }
 137     if (cVal.maxSysSize < 1024 * 1024  || cVal.maxSysSize > 1024 *1024 *1024)
 138     {
 139         printError(ErrBadArg,  "MAX_SYS_DB_SIZE should be >= 1 MB and <= 1 GB");
 140         return 1;
 141     }
 142     if (cVal.maxSysSize % 8192 !=0 )
 143     {
 144         printError(ErrBadArg,  "MAX_SYS_DB_SIZE should be multiples of 8192");
 145         return 1;
 146     }
 147
 148     #ifdef x86_64
 149     if (cVal.maxDbSize < 1024 * 1024  || cVal.maxDbSize > ( 100*1024*1024*1024L))
 150     {
 151         printError(ErrBadArg,  "MAX_DB_SIZE should be >= 1 MB and <= 100 GB");
 152         return 1;
 153     }
 154     #else
 155     unsigned long maxVal = 2*1024*1024*1024L;
 156     if (cVal.maxDbSize < 1024 * 1024  || ((unsigned long)cVal.maxDbSize) > maxVal)
 157     {
 158         printError(ErrBadArg,  "MAX_DB_SIZE should be >= 1 MB and <= 2 GB");
 159         return 1;
 160     }
 161     #endif
 162     if (cVal.maxDbSize % 8192 !=0)
 163     {
 164         printError(ErrBadArg,  "MAX_DB_SIZE should be multiples of 8192");
 165         return 1;
 166     }
 167
 168     if (cVal.sysDbKey < 10 || cVal.sysDbKey > 8192)
 169     {
 170         printError(ErrBadArg,  "SYS_DB_KEY should be >= 10 and <= 8192");
 171         return 1;
 172     }
 173     if (cVal.userDbKey < 10 || cVal.userDbKey > 8192)
 174     {
 175         printError(ErrBadArg,  "USER_DB_KEY should be >= 10 and <= 8192");
 176         return 1;
 177     }
 178     if ( cVal.sysDbKey == cVal.userDbKey)
 179     {
 180         printError(ErrBadArg,  "USER_DB_KEY and SYS_DB_KEY have same value %d", cVal.userDbKey);
 181         return 1;
 182     }
 183     if (0 == strcmp(cVal.logFile,""))
 184     {
 185         //TODO::check whether file exists
 186         printError(ErrBadArg,  "LOG_FILE is set to NULL");
 187         return 1;
 188     }
 189     if (0 == strcmp(cVal.dbFile,""))
 190     {
 191         printError(ErrBadArg,  "LOG_FILE is set to NULL");
 192         return 1;
 193     }
 194 #if (!defined __sparcv9)
 195     if (cVal.mapAddr < 400000000 || cVal.mapAddr > 2000000000)
 196     {
 197         printError(ErrBadArg,  "MAP_ADDRESS should be >= 400000000 and <= 2000000000");
 198         return 1;
 199     }
 200 #endif
 201     if (cVal.mutexSecs < 0 || cVal.mutexSecs > 360)
 202     {
 203         printError(ErrBadArg,  "MUTEX_TIMEOUT_SECS should be >= 0 and <= 360");
 204         return 1;
 205     }
 206     if (cVal.mutexUSecs < 0 || cVal.mutexUSecs > 1000000)
 207     {
 208         printError(ErrBadArg,  "MUTEX_TIMEOUT_USECS should be >= 0 and <= 1000000");
 209         return 1;
 210     }
 211     if (cVal.mutexRetries < 0 || cVal.mutexRetries > 100)
 212     {
 213         printError(ErrBadArg,  "MUTEX_TIMEOUT_RETRY should be >= 0 and <= 100");
 214         return 1;
 215     }
 216     if (cVal.lockSecs < 0 || cVal.lockSecs > 360)
 217     {
 218         printError(ErrBadArg,  "LOCK_TIMEOUT_SECS should be >= 0 and <= 360");
 219         return 1;
 220     }
 221     if (cVal.lockUSecs < 0 || cVal.lockUSecs > 1000000)
 222     {
 223         printError(ErrBadArg,  "LOCK_TIMEOUT_USECS should be >= 0 and <= 1000000");
 224         return 1;
 225     }
 226     if (cVal.lockRetries < 0 || cVal.lockRetries > 100)
 227     {
 228         printError(ErrBadArg,  "LOCK_TIMEOUT_RETRY should be >= 0 and <= 100");
 229         return 1;
 230     }
 231     if (cVal.logLevel < 0 || cVal.logLevel > 3)
 232     {
 233         printError(ErrBadArg,  "LOG_LEVEL should be >= 0 and <= 3");
 234         return 1;
 235     }
 236     if (cVal.isCache) {
 237         if (0 == strcmp(cVal.dsn,""))
 238         {
 239             printError(ErrBadArg,  "DSN is set to NULL");
 240             return 1;
 241         }
 242     }
 243     if (cVal.isCache) {
 244         if (0 == strcmp(cVal.tableConfigFile,""))
 245         {
 246             //TODO::check whether file exists
 247             printError(ErrBadArg,  "TABLE_CONFIG_FILE is set to NULL");
 248             return 1;
 249         }
 250         /*FILE *fp = fopen(cVal.tableConfigFile,"r");
 251         if( fp == NULL ) {
 252             printError(ErrSysInit, "Invalid path/filename for TABLE_CONFIG_FILE.\n");
 253             return 1;
 254         }
 255         int count =0;
 256         int nwid, port;
 257         char hostname[IDENTIFIER_LENGTH];
 258         char nwmode;
 259
 260         while(!feof(fp)) {
 261             fscanf(fp, "%d:%d:%s\n", &nwid, &port, hostname);
 262             count++;
 263         }*/
 264
 265     }
 266     if (cVal.nwResponseTimeout <0 || cVal.nwResponseTimeout > 60)
 267     {
 268         printError(ErrBadArg,  "NETWORK_RESPONSE_TIMEOUT should be 0 to 60");
 269         return 1;
 270     }
 271     if (cVal.nwConnectTimeout <0 || cVal.nwConnectTimeout > 60)
 272     {
 273         printError(ErrBadArg,  "NETWORK_CONNECT_TIMEOUT should be 0 to 60");
 274         return 1;
 275     }
 276     if (cVal.cacheWaitSecs <1)
 277     {
 278         printError(ErrBadArg,  "CACHE_RECEIVER_WAIT_SECS should be >1");
 279         return 1;
 280     }
 281     if (cVal.port <= 1024)
 282     {
 283         printError(ErrBadArg, "Invalid Port Number");
 284         return 1;
 285     }
 286     if (cVal.durableMode < 1  || cVal.durableMode >4)
 287     {
 288         if (!cVal.isDurable) {
 289             printError(ErrBadArg, "Durability is not enabled but mode is set");
 290         } else {
 291             printError(ErrBadArg, "Durable Mode should be 1 to 4");
 292         }
 293         return 1;
 294     }
 295     return 0;
 296 }
 297
 298 int Config::readAllValues(char *fileName)
 299 {
 300     if (isLoaded) return 0;
 301     FILE *fp;
 302     if (fileName == NULL) fileName = DEFAULT_CONFIG_FILE;
 303     fp = fopen(fileName,"r");
 304     if( fp == NULL ) {
 305         printError(ErrSysInit, "Invalid path/filename in CSQL_CONFIG_FILE.");
 306         return 1;
 307     }
 308
 309     int hasData = 1;
 310     char buffer[1024];
 311     char key[1024];
 312     char value[1024];
 313     while (hasData)
 314     {
 315         memset(buffer, 0, 1024);
 316         //int ret = fscanf(fp,"%s\r",buffer);
 317         int ret = readLine(fp, buffer);
 318         if (ret == EOF) break;
 319         bool isComment= false;
 320         int posEqual =0;
 321         for (int i = 0; i <1024; i++)
 322         {
 323               if (buffer[i] == '=' ) posEqual=i;
 324               else if (buffer[i] == '#' ) { isComment = true; break; }
 325               else if (buffer[i] == '\n') { break; }
 326               else if (buffer[i] == '\0') { break; }
 327         }
 328       if (isComment) continue;
 329       if (!posEqual) continue;
 330       strncpy(key, buffer, posEqual);
 331       key[posEqual] = '\0';
 332       posEqual++;
 333       strcpy(value, &buffer[posEqual]);
 334       storeKeyVal(key, value);
 335     }
 336     fclose(fp);
 337     if (validateValues())
 338     {
 339         return 1;
 340     }
 341     cVal.noOfProcessors = os::getNoOfProcessors();
 342     isLoaded = true;
 343     logConfig();
 344     return 0;
 345 }
 346 void Config::logConfig()
 347 {
 348     logFinest(Conf::logger, "Config: LOG_FILE %s", getLogFile());
 349     logFinest(Conf::logger, "Config: LOG_LEVEL %d", getLogLevel());
 350     logFinest(Conf::logger, "Config: DURABILITY %d", useDurability());
 351     logFinest(Conf::logger, "Config: MMAP %d", useMmap());
 352     logFinest(Conf::logger, "Config: DURABLE_MODE %d", getDurableMode());
 353     logFinest(Conf::logger, "Config: MUTEX_TIMEOUT_SECS %d", getMutexSecs());
 354     logFinest(Conf::logger, "Config: MUTEX_TIMEOUT_USECS %d", getMutexUSecs());
 355     logFinest(Conf::logger, "Config: MUTEX_TIMEOUT_RETRIES %d", getMutexRetries());
 356     logFinest(Conf::logger, "Config: LOCK_TIMEOUT_SECS %d", getLockSecs());
 357     logFinest(Conf::logger, "Config: LOCK_TIMEOUT_USECS %d", getLockUSecs());
 358     logFinest(Conf::logger, "Config: LOCK_TIMEOUT_RETRIES %d", getLockRetries());
 359 }
 360 void Config::print()
 361 {
 362     printf("ConfigValues\n");
 363     printf(" getPageSize %d\n", getPageSize());
 364     printf(" getMaxProcs %d\n", getMaxProcs());
 365     printf(" getMaxSysDbSize %ld\n", getMaxSysDbSize());
 366     printf(" getMaxDbSize %ld\n", getMaxDbSize());
 367     printf(" getSysDbKey %d\n", getSysDbKey());
 368     printf(" getUserDbKey %d\n", getUserDbKey());
 369     printf(" getLogFile %s\n", getLogFile());
 370     printf(" getLogLevel %d\n", getLogLevel());
 371     printf(" getDatabaseFile %s\n", getDbFile());
 372     printf(" getMapAddress %ld\n", getMapAddress());
 373     printf(" getMutexSecs %d\n", getMutexSecs());
 374     printf(" getMutexUSecs %d\n", getMutexUSecs());
 375     printf(" getMutexRetries %d\n", getMutexRetries());
 376     printf(" getLockSecs %d\n", getLockSecs());
 377     printf(" getLockUSecs %d\n", getLockUSecs());
 378     printf(" getLockRetries %d\n", getLockRetries());
 379     printf(" useCache %d\n", useCache());
 380     printf(" getDSN %s\n", getDSN());
 381     printf(" getDsConfigFile %s\n",getDsConfigFile());
 382     printf(" getTableConfigFile %s\n", getTableConfigFile());
 383     printf(" isTwoWayCache %d\n", useTwoWayCache());
 384     printf(" getCacheMode %d\n", getCacheMode());
 385     printf(" getCacheWaitSecs %d\n", getCacheWaitSecs());
 386     printf(" useCsqlSqlServer %d\n", useCsqlSqlServer());
 387     printf(" getPort %d\n", getPort());
 388     printf(" isDurable %d\n", useDurability());
 389     printf(" getSiteID %d\n", getSiteID());
 390     printf(" getMsgKey %d\n", getMsgKey());
 391     printf(" getShmIDKey %d\n", getShmIDKey());
 392 }