afterRefactoring

int getMasterAddr_injectable(char *ip_as_string, char *port_as_string,
             redisContext* (*_redisConnectWithTimeout)(const char *ip, int port, const struct timeval tv),
             void* (*_redisCommand)(redisContext *rc, const char *format, ...),
             void (*_freeReplyObject)(void *reply),
             void (*_redisFree)(redisContext *c))
{
    DBMANAGERINFO dbfileInfo;

    if(initDBDataFromFile(propertyFile, &dbfileInfo) == -1)
             return -1;

    if (priority_sentinel == -1)
        setPrioritySentinel(0);

       if(getMasterAddressFromSentinel(priority_sentinel, dbfileInfo.infoRedis.mastername, ip_as_string, port_as_string, _redisConnectWithTimeout,
                    _redisCommand, _freeReplyObject, _redisFree)) {
             return 0;
       }

    int i;
    for (i = 0; i < NUM_OF_SENTINEL; i++) {
       if(i != priority_sentinel)
             if(getMasterAddressFromSentinel(i, dbfileInfo.infoRedis.mastername, ip_as_string, port_as_string, _redisConnectWithTimeout,
                    _redisCommand, _freeReplyObject, _redisFree)) {
                    setPrioritySentinel(i);
                    return 0;
             }
    }

    setPrioritySentinel(-1);
    return -1;
}