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 if (os::strcasestr(key, "STMT_CACHE_SIZE") != NULL)
 118            { cVal.stmtCacheSize = atoi(value);  }
 119     else if (os::strcasestr(key, "STMT_CACHE_NOPARAM") != NULL)
 120            { cVal.isCacheNoParam = os::atobool(value);  }
 121     else if (os::strcasestr(key, "MONITOR_SERVERS") != NULL)
 122            { cVal.isMonitor = os::atobool(value);  }
 123
 124
 125     else  return 1;
 126     return 0;
 127 }
 128 int Config::validateValues()
 129 {
 130     if (cVal.pageSize < 8192 || cVal.pageSize > 1024 * 1024 * 10 )
 131     {
 132         printError(ErrBadArg,  "PAGE_SIZE should be >= 8192 and <= 10 MB");
 133         return 1;
 134     }
 135     if (cVal.pageSize  % 1024 !=0 )
 136     {
 137         printError(ErrBadArg,  "PAGE_SIZE should be multiples of 1024");
 138         return 1;
 139     }
 140     if (cVal.maxProcs < 10 || cVal.maxProcs > 8192)
 141     {
 142         printError(ErrBadArg,  "MAX_PROCS should be >= 10 and <= 8192");
 143         return 1;
 144     }
 145     if (cVal.maxSysSize < 1024 * 1024  || cVal.maxSysSize > 1024 *1024 *1024)
 146     {
 147         printError(ErrBadArg,  "MAX_SYS_DB_SIZE should be >= 1 MB and <= 1 GB");
 148         return 1;
 149     }
 150     if (cVal.maxSysSize % 8192 !=0 )
 151     {
 152         printError(ErrBadArg,  "MAX_SYS_DB_SIZE should be multiples of 8192");
 153         return 1;
 154     }
 155
 156     #ifdef x86_64
 157     if (cVal.maxDbSize < 1024 * 1024  || cVal.maxDbSize > ( 100*1024*1024*1024L))
 158     {
 159         printError(ErrBadArg,  "MAX_DB_SIZE should be >= 1 MB and <= 100 GB");
 160         return 1;
 161     }
 162     #else
 163     unsigned long maxVal = 2*1024*1024*1024L;
 164     if (cVal.maxDbSize < 1024 * 1024  || ((unsigned long)cVal.maxDbSize) > maxVal)
 165     {
 166         printError(ErrBadArg,  "MAX_DB_SIZE should be >= 1 MB and <= 2 GB");
 167         return 1;
 168     }
 169     #endif
 170     if (cVal.maxDbSize % 8192 !=0)
 171     {
 172         printError(ErrBadArg,  "MAX_DB_SIZE should be multiples of 8192");
 173         return 1;
 174     }
 175
 176     if (cVal.sysDbKey < 10 || cVal.sysDbKey > 8192)
 177     {
 178         printError(ErrBadArg,  "SYS_DB_KEY should be >= 10 and <= 8192");
 179         return 1;
 180     }
 181     if (cVal.userDbKey < 10 || cVal.userDbKey > 8192)
 182     {
 183         printError(ErrBadArg,  "USER_DB_KEY should be >= 10 and <= 8192");
 184         return 1;
 185     }
 186     if ( cVal.sysDbKey == cVal.userDbKey)
 187     {
 188         printError(ErrBadArg,  "USER_DB_KEY and SYS_DB_KEY have same value %d", cVal.userDbKey);
 189         return 1;
 190     }
 191     if (0 == strcmp(cVal.logFile,""))
 192     {
 193         //TODO::check whether file exists
 194         printError(ErrBadArg,  "LOG_FILE is set to NULL");
 195         return 1;
 196     }
 197     if (0 == strcmp(cVal.dbFile,""))
 198     {
 199         printError(ErrBadArg,  "LOG_FILE is set to NULL");
 200         return 1;
 201     }
 202 #if (!defined __sparcv9)
 203     if (cVal.mapAddr < 400000000 || cVal.mapAddr > 2000000000)
 204     {
 205         printError(ErrBadArg,  "MAP_ADDRESS should be >= 400000000 and <= 2000000000");
 206         return 1;
 207     }
 208 #endif
 209     if (cVal.mutexSecs < 0 || cVal.mutexSecs > 360)
 210     {
 211         printError(ErrBadArg,  "MUTEX_TIMEOUT_SECS should be >= 0 and <= 360");
 212         return 1;
 213     }
 214     if (cVal.mutexUSecs < 0 || cVal.mutexUSecs > 1000000)
 215     {
 216         printError(ErrBadArg,  "MUTEX_TIMEOUT_USECS should be >= 0 and <= 1000000");
 217         return 1;
 218     }
 219     if (cVal.mutexRetries < 0 || cVal.mutexRetries > 100)
 220     {
 221         printError(ErrBadArg,  "MUTEX_TIMEOUT_RETRY should be >= 0 and <= 100");
 222         return 1;
 223     }
 224     if (cVal.lockSecs < 0 || cVal.lockSecs > 360)
 225     {
 226         printError(ErrBadArg,  "LOCK_TIMEOUT_SECS should be >= 0 and <= 360");
 227         return 1;
 228     }
 229     if (cVal.lockUSecs < 0 || cVal.lockUSecs > 1000000)
 230     {
 231         printError(ErrBadArg,  "LOCK_TIMEOUT_USECS should be >= 0 and <= 1000000");
 232         return 1;
 233     }
 234     if (cVal.lockRetries < 0 || cVal.lockRetries > 100)
 235     {
 236         printError(ErrBadArg,  "LOCK_TIMEOUT_RETRY should be >= 0 and <= 100");
 237         return 1;
 238     }
 239     if (cVal.logLevel < 0 || cVal.logLevel > 3)
 240     {
 241         printError(ErrBadArg,  "LOG_LEVEL should be >= 0 and <= 3");
 242         return 1;
 243     }
 244     if (cVal.isCache) {
 245         if (0 == strcmp(cVal.dsn,""))
 246         {
 247             printError(ErrBadArg,  "DSN is set to NULL");
 248             return 1;
 249         }
 250     }
 251     if (cVal.isCache) {
 252         if (0 == strcmp(cVal.tableConfigFile,""))
 253         {
 254             //TODO::check whether file exists
 255             printError(ErrBadArg,  "TABLE_CONFIG_FILE is set to NULL");
 256             return 1;
 257         }
 258         /*FILE *fp = fopen(cVal.tableConfigFile,"r");
 259         if( fp == NULL ) {
 260             printError(ErrSysInit, "Invalid path/filename for TABLE_CONFIG_FILE.\n");
 261             return 1;
 262         }
 263         int count =0;
 264         int nwid, port;
 265         char hostname[IDENTIFIER_LENGTH];
 266         char nwmode;
 267
 268         while(!feof(fp)) {
 269             fscanf(fp, "%d:%d:%s\n", &nwid, &port, hostname);
 270             count++;
 271         }*/
 272
 273     }
 274     if (cVal.nwResponseTimeout <0 || cVal.nwResponseTimeout > 60)
 275     {
 276         printError(ErrBadArg,  "NETWORK_RESPONSE_TIMEOUT should be 0 to 60");
 277         return 1;
 278     }
 279     if (cVal.nwConnectTimeout <0 || cVal.nwConnectTimeout > 60)
 280     {
 281         printError(ErrBadArg,  "NETWORK_CONNECT_TIMEOUT should be 0 to 60");
 282         return 1;
 283     }
 284     if (cVal.cacheWaitSecs <1)
 285     {
 286         printError(ErrBadArg,  "CACHE_RECEIVER_WAIT_SECS should be >1");
 287         return 1;
 288     }
 289     if (cVal.port <= 1024)
 290     {
 291         printError(ErrBadArg, "Invalid Port Number");
 292         return 1;
 293     }
 294     if (cVal.durableMode < 1  || cVal.durableMode >4)
 295     {
 296         if (!cVal.isDurable) {
 297             printError(ErrBadArg, "Durability is not enabled but mode is set");
 298         } else {
 299             printError(ErrBadArg, "Durable Mode should be 1 to 4");
 300         }
 301         return 1;
 302     }
 303     if (cVal.stmtCacheSize < 0 || cVal.stmtCacheSize > 1024)
 304     {
 305         printError(ErrBadArg, "STMT_CACHE_SIZE should be >=0 and <1024");
 306         return 1;
 307     }
 308
 309     return 0;
 310 }
 311
 312 int Config::readAllValues(char *fileName)
 313 {
 314     if (isLoaded) return 0;
 315     FILE *fp;
 316     if (fileName == NULL || 0 == strcmp(fileName, "")) fileName = DEFAULT_CONFIG_FILE;
 317     fp = fopen(fileName,"r");
 318     if( fp == NULL ) {
 319         printError(ErrSysInit, "Invalid path/filename in CSQL_CONFIG_FILE.");
 320         return 1;
 321     }
 322
 323     int hasData = 1;
 324     char buffer[1024];
 325     char key[1024];
 326     char value[1024];
 327     while (hasData)
 328     {
 329         memset(buffer, 0, 1024);
 330         //int ret = fscanf(fp,"%s\r",buffer);
 331         int ret = readLine(fp, buffer);
 332         if (ret == EOF) break;
 333         bool isComment= false;
 334         int posEqual =0;
 335         for (int i = 0; i <1024; i++)
 336         {
 337               if (buffer[i] == '=' ) posEqual=i;
 338               else if (buffer[i] == '#' ) { isComment = true; break; }
 339               else if (buffer[i] == '\n') { break; }
 340               else if (buffer[i] == '\0') { break; }
 341         }
 342       if (isComment) continue;
 343       if (!posEqual) continue;
 344       strncpy(key, buffer, posEqual);
 345       key[posEqual] = '\0';
 346       posEqual++;
 347       strcpy(value, &buffer[posEqual]);
 348       storeKeyVal(key, value);
 349     }
 350     fclose(fp);
 351     if (validateValues())
 352     {
 353         return 1;
 354     }
 355     cVal.noOfProcessors = os::getNoOfProcessors();
 356     isLoaded = true;
 357     return 0;
 358 }
 359 void Config::logConfig()
 360 {
 361     logFinest(Conf::logger, "Config: LOG_FILE %s", getLogFile());
 362     logFinest(Conf::logger, "Config: LOG_LEVEL %d", getLogLevel());
 363     logFinest(Conf::logger, "Config: DURABILITY %d", useDurability());
 364     logFinest(Conf::logger, "Config: MMAP %d", useMmap());
 365     logFinest(Conf::logger, "Config: DURABLE_MODE %d", getDurableMode());
 366     logFinest(Conf::logger, "Config: MUTEX_TIMEOUT_SECS %d", getMutexSecs());
 367     logFinest(Conf::logger, "Config: MUTEX_TIMEOUT_USECS %d", getMutexUSecs());
 368     logFinest(Conf::logger, "Config: MUTEX_TIMEOUT_RETRIES %d", getMutexRetries());
 369     logFinest(Conf::logger, "Config: LOCK_TIMEOUT_SECS %d", getLockSecs());
 370     logFinest(Conf::logger, "Config: LOCK_TIMEOUT_USECS %d", getLockUSecs());
 371     logFinest(Conf::logger, "Config: LOCK_TIMEOUT_RETRIES %d", getLockRetries());
 372 }
 373 void Config::print()
 374 {
 375     printf("ConfigValues\n");
 376     printf(" getPageSize %d\n", getPageSize());
 377     printf(" getMaxProcs %d\n", getMaxProcs());
 378     printf(" getMaxSysDbSize %ld\n", getMaxSysDbSize());
 379     printf(" getMaxDbSize %ld\n", getMaxDbSize());
 380     printf(" getSysDbKey %d\n", getSysDbKey());
 381     printf(" getUserDbKey %d\n", getUserDbKey());
 382     printf(" getLogFile %s\n", getLogFile());
 383     printf(" getLogLevel %d\n", getLogLevel());
 384     printf(" getDatabaseFile %s\n", getDbFile());
 385     printf(" getMapAddress %ld\n", getMapAddress());
 386     printf(" getMutexSecs %d\n", getMutexSecs());
 387     printf(" getMutexUSecs %d\n", getMutexUSecs());
 388     printf(" getMutexRetries %d\n", getMutexRetries());
 389     printf(" getLockSecs %d\n", getLockSecs());
 390     printf(" getLockUSecs %d\n", getLockUSecs());
 391     printf(" getLockRetries %d\n", getLockRetries());
 392     printf(" useCache %d\n", useCache());
 393     printf(" getDSN %s\n", getDSN());
 394     printf(" getDsConfigFile %s\n",getDsConfigFile());
 395     printf(" getTableConfigFile %s\n", getTableConfigFile());
 396     printf(" isTwoWayCache %d\n", useTwoWayCache());
 397     printf(" getCacheMode %d\n", getCacheMode());
 398     printf(" getCacheWaitSecs %d\n", getCacheWaitSecs());
 399     printf(" useCsqlSqlServer %d\n", useCsqlSqlServer());
 400     printf(" getPort %d\n", getPort());
 401     printf(" isDurable %d\n", useDurability());
 402     printf(" getSiteID %d\n", getSiteID());
 403     printf(" getMsgKey %d\n", getMsgKey());
 404     printf(" getShmIDKey %d\n", getShmIDKey());
 405 }