public void Init()
{
var builder = new ConfigurationBuilder()
.SetBasePath("")
.AddJsonFile("appsettings.json");
builder.AddEnvironmentVariables();
Configuration = builder.Build();
sqlConnectionString = Configuration["Data:ConnectionString"];
string cloudStorageConnectionString = Configuration["Data:StorageConnectionString"];
_options = new BlockingAlgorithmOptions();
DbContextOptionsBuilder <DbUserAccountContext> dbOptionsBuilder = new DbContextOptionsBuilder <DbUserAccountContext>();
dbOptionsBuilder.UseSqlServer(sqlConnectionString);
dbOptions = dbOptionsBuilder.Options;
_CloudStorageAccount = CloudStorageAccount.Parse(cloudStorageConnectionString);
userAccountControllerFactory = new DbUserAccountControllerFactory(_CloudStorageAccount, dbOptions);
userAccountController = userAccountControllerFactory.CreateDbUserAccountController();
RemoteHost localHost = new RemoteHost {
Uri = new Uri("http://localhost:35358")
};
MaxWeightHashing <RemoteHost> hosts = new MaxWeightHashing <RemoteHost>(Configuration["Data:UniqueConfigurationSecretPhrase"]);
LoginAttemptClient <DbUserAccount> loginAttemptClient = new LoginAttemptClient <DbUserAccount>(hosts, localHost);
_UserAccountRepositoryFactory = new DbUserAccountRepositoryFactory(dbOptions);
BinomialLadderFilter localPasswordBinomialLadderFilter = new BinomialLadderFilter(
_options.NumberOfBitsInBinomialLadderFilter_N, _options.HeightOfBinomialLadder_H);
_loginAttemptController = new LoginAttemptController <DbUserAccount>(
userAccountControllerFactory, _UserAccountRepositoryFactory,
localPasswordBinomialLadderFilter,
new MemoryUsageLimiter(), _options);
//services.AddEntityFramework()
// .AddSqlServer()
// .AddDbContext<DbUserAccountContext>(opt => opt.UseSqlServer(sqlConnectionString));
//DbUserAccountContext context = new DbUserAccountContext();
//var db = new DbContextOptionsBuilder();
//db.UseInMemoryDatabase();
//_context = new MyContext(db.Options);
}
public void Init()
{
var builder = new ConfigurationBuilder()
.SetBasePath("")
.AddJsonFile("appsettings.json");
builder.AddEnvironmentVariables();
Configuration = builder.Build();
sqlConnectionString = Configuration["Data:ConnectionString"];
string cloudStorageConnectionString = Configuration["Data:StorageConnectionString"];
_options = new BlockingAlgorithmOptions();
DbContextOptionsBuilder<DbUserAccountContext> dbOptionsBuilder = new DbContextOptionsBuilder<DbUserAccountContext>();
dbOptionsBuilder.UseSqlServer(sqlConnectionString);
dbOptions = dbOptionsBuilder.Options;
_CloudStorageAccount = CloudStorageAccount.Parse(cloudStorageConnectionString);
userAccountControllerFactory = new DbUserAccountControllerFactory(_CloudStorageAccount, dbOptions);
userAccountController = userAccountControllerFactory.CreateDbUserAccountController();
RemoteHost localHost = new RemoteHost { Uri = new Uri("http://localhost:35358") };
MaxWeightHashing<RemoteHost> hosts = new MaxWeightHashing<RemoteHost>(Configuration["Data:UniqueConfigurationSecretPhrase"]);
LoginAttemptClient<DbUserAccount> loginAttemptClient = new LoginAttemptClient<DbUserAccount>(hosts, localHost);
_UserAccountRepositoryFactory = new DbUserAccountRepositoryFactory(dbOptions);
BinomialLadderFilter localPasswordBinomialLadderFilter = new BinomialLadderFilter(
_options.NumberOfBitsInBinomialLadderFilter_N, _options.HeightOfBinomialLadder_H);
_loginAttemptController = new LoginAttemptController<DbUserAccount>(
userAccountControllerFactory, _UserAccountRepositoryFactory,
localPasswordBinomialLadderFilter,
new MemoryUsageLimiter(), _options);
//services.AddEntityFramework()
// .AddSqlServer()
// .AddDbContext<DbUserAccountContext>(opt => opt.UseSqlServer(sqlConnectionString));
//DbUserAccountContext context = new DbUserAccountContext();
//var db = new DbContextOptionsBuilder();
//db.UseInMemoryDatabase();
//_context = new MyContext(db.Options);
}
public LoginAttemptController(
IUserAccountControllerFactory <TUserAccount> userAccountControllerFactory,
IUserAccountRepositoryFactory <TUserAccount> userAccountRepositoryFactory,
IBinomialLadderFilter binomialLadderFilter,
MemoryUsageLimiter memoryUsageLimiter,
BlockingAlgorithmOptions blockingOptions
)
{
_options = blockingOptions;
_binomialLadderFilter = binomialLadderFilter;
_userAccountRepositoryFactory = userAccountRepositoryFactory;
_userAccountControllerFactory = userAccountControllerFactory;
_recentIncorrectPasswords = new AgingMembershipSketch(blockingOptions.AgingMembershipSketchTables, blockingOptions.AgingMembershipSketchTableSize);
_ipHistoryCache = new SelfLoadingCache <IPAddress, IpHistory>(address => new IpHistory(address, _options));
memoryUsageLimiter.OnReduceMemoryUsageEventHandler += ReduceMemoryUsage;
}
/// <summary>
/// Construct the controller.
/// </summary>
/// <param name="userAccountControllerFactory">A factory for creating IUserAccountController interfaces for managing user account records.</param>
/// <param name="userAccountRepositoryFactory">A factory for creating IAccountRepository interfaces for obtaining user account records.</param>
/// <param name="binomialLadderFilter">A binomial ladder frequency that the controller should use to track frequently-guessed passwords.</param>
/// <param name="memoryUsageLimiter">A memory usage limiter that the controller should register into so that when memory is tight,
/// the controller can do its part to free up cached items it may not need anymore.</param>
/// <param name="blockingOptions">Configuration options.</param>
public LoginAttemptController(
IUserAccountControllerFactory <TUserAccount> userAccountControllerFactory,
IUserAccountRepositoryFactory <TUserAccount> userAccountRepositoryFactory,
IBinomialLadderFilter binomialLadderFilter,
MemoryUsageLimiter memoryUsageLimiter,
BlockingAlgorithmOptions blockingOptions
)
{
// Copy parameters into the controller.
_options = blockingOptions;
_binomialLadderFilter = binomialLadderFilter;
_userAccountRepositoryFactory = userAccountRepositoryFactory;
_userAccountControllerFactory = userAccountControllerFactory;
// Create a membership sketch to track username/password pairs that have failed.
_recentIncorrectPasswords = new AgingMembershipSketch(blockingOptions.AgingMembershipSketchTables, blockingOptions.AgingMembershipSketchTableSize);
// Create a cache of records storing information about the behavior of IPs that have issued login attempts.
_ipHistoryCache = new SelfLoadingCache <IPAddress, IpHistory>(address => new IpHistory(address, _options));
// When memory is low, the memeory usage limiter should call the ReduceMemoryUsage method of this controller.
memoryUsageLimiter.OnReduceMemoryUsageEventHandler += ReduceMemoryUsage;
}
