static async Task Loop(CancellationToken token)
{
int iterations = 0;
var r = new Random();
while (!token.IsCancellationRequested)
{
try
{
await Task.Delay(17500 + r.Next(10000), token).ConfigureAwait(false);
if (++iterations % 2 == 0)
{
ChaosHelper.StopRavenDB();
}
else
{
ChaosHelper.KillRavenDB();
}
ChaosHelper.StartRavenDB();
}
catch (Exception ex)
{
LogManager.GetLogger <RavenDBChoasEngine>().Warn("Loop", ex);
}
}
}
private static void ShowComputedHash <T>(string algDisplayName, byte[] data, System.IO.TextWriter w) where T : HashAlgorithm, new()
{
using (var alg = new T())
{
var hash = alg.ComputeHash(data);
w.WriteLine("{0}:", algDisplayName);
foreach (ChaosHelper.KeyEncoding item in Enum.GetValues(typeof(ChaosHelper.KeyEncoding)))
{
w.WriteLine("{0,-20}{1}", item, ChaosHelper.FormatByteArray(hash, item));
}
w.WriteLine();
}
}
static void InitAppDomainEventLogging()
{
ChaosHelper.StartRavenDB();
var firstChanceLog = LogManager.GetLogger("FirstChanceException");
var unhandledLog = LogManager.GetLogger("UnhandledException");
var domain = AppDomain.CurrentDomain;
domain.FirstChanceException += (o, ea) => { firstChanceLog.Debug(ea.Exception.Message, ea.Exception); };
domain.UnhandledException += (o, ea) =>
{
var exception = ea.ExceptionObject as Exception;
if (exception != null)
{
unhandledLog.Fatal(exception.Message, exception);
}
};
}
// GET: api/Passwords
public IHttpActionResult Get(int count = 20, int length = 12, string chars = "ulns")
{
if (count < 1 || count > 50)
{
count = 20;
}
if (length < 5 || length > 20)
{
length = 12;
}
ChaosHelper.PasswordChars allowedChars = 0;
if (chars.IndexOf('u') > -1)
{
allowedChars |= ChaosHelper.PasswordChars.UpperCaseLetters;
}
if (chars.IndexOf('l') > -1)
{
allowedChars |= ChaosHelper.PasswordChars.LowerCaseLetters;
}
if (chars.IndexOf('n') > -1)
{
allowedChars |= ChaosHelper.PasswordChars.Numbers;
}
if (chars.IndexOf('s') > -1)
{
allowedChars |= ChaosHelper.PasswordChars.Special;
}
if (allowedChars == 0)
{
allowedChars = ChaosHelper.PasswordChars.All;
}
var output = new StringBuilder();
for (int i = 0; i < count; i++)
{
output.AppendLine(ChaosHelper.GeneratePassword(length, allowedChars));
}
return(Ok(output.ToString()));
}
// GET: api/OtherKeys
public IHttpActionResult Get(int count = 20, int length = 64, string encoding = "Hex")
{
var encodingFlag = (ChaosHelper.KeyEncoding)Enum.Parse(typeof(ChaosHelper.KeyEncoding), encoding);
if (count < 1 || count > 50)
{
count = 20;
}
if (length < 16 || length > 8192)
{
length = 64;
}
var output = new StringBuilder();
for (int i = 0; i < count; i++)
{
output.AppendLine(ChaosHelper.GenerateKey(length, encodingFlag));
}
return(Ok(output.ToString()));
}
public async Task ReceiveAsync(IContext context)
{
switch (context.Message)
{
case Started _:
{
_logger.LogInformation($"{nameof(UserActor)} ID='{context.Self.Id}' has started");
using (_tracer.BuildSpan("Recovering actor state").StartActive())
{
await _persistence.RecoverStateAsync();
}
}
break;
case GetUsers msg:
{
var @event = _state.GetAllUsers(msg.Limit, msg.Skip);
context.Respond(@event);
}
break;
case GetUser msg:
{
var @event = _state.GetUserById(msg.Id);
context.Respond(@event);
}
break;
case CreateUser msg:
{
try
{
using (var scope = _tracer.BuildSpan("Persisting UserCreated event").StartActive())
{
if (ChaosHelper.ShouldCreateUserCrash(scope.Span))
{
throw new Exception("Creating user disabled by Chaos");
}
var @event = _state.CreateUser(msg.Id, msg.Name);
if (@event is UserCreated)
{
scope.Span.Log(new Dictionary <string, object> {
[nameof(@event)] = JsonConvert.SerializeObject(@event)
});
await _persistence.PersistEventAsync(@event)
.ContinueWith(t => _persistence.PersistSnapshotAsync(_state));
}
context.Respond(@event);
}
}
catch (Exception e)
{
_logger.LogError(e, "Error creating user");
context.Respond(new UnexpectedErrorOcurred(msg.Id));
}
}
break;
case DeleteUser msg:
{
try
{
var @event = _state.DeleteUser(msg.Id);
if (@event is UserDeleted)
{
using (var scope = _tracer.BuildSpan("Persisting UserDeleted event").StartActive())
{
scope.Span.Log(new Dictionary <string, object> {
[nameof(@event)] = JsonConvert.SerializeObject(@event),
});
await _persistence.PersistEventAsync(@event)
.ContinueWith(t => _persistence.PersistSnapshotAsync(_state));
}
}
context.Respond(@event);
}
catch (Exception e)
{
_logger.LogError(e, "Error deleting user");
context.Respond(new UnexpectedErrorOcurred(msg.Id));
}
}
break;
}
}
// GET: api/MachineKey
public IHttpActionResult Get(string validation = "HMACSHA256", string decryption = "AES256")
{
int validationKeyLength, decryptionKeyLength;
switch (validation)
{
case "MD5":
validationKeyLength = 128;
break;
case "SHA1":
validationKeyLength = 160;
break;
case "3DES":
validationKeyLength = 192;
break;
case "AES":
case "HMACSHA256":
validationKeyLength = 256;
break;
case "HMACSHA384":
validationKeyLength = 384;
break;
case "HMACSHA512":
validationKeyLength = 512;
break;
default:
return(BadRequest("Invalid parameter 'validation'"));
}
switch (decryption)
{
case "DES":
decryptionKeyLength = 64;
break;
case "3DES":
decryptionKeyLength = 192;
break;
case "AES128":
decryption = "AES";
decryptionKeyLength = 128;
break;
case "AES192":
decryption = "AES";
decryptionKeyLength = 192;
break;
case "AES256":
decryption = "AES";
decryptionKeyLength = 256;
break;
default:
return(BadRequest("Invalid parameter 'decryption'"));
}
var output = string.Format(XML_CODE,
validation,
decryption,
ChaosHelper.GenerateKey(validationKeyLength / 8, ChaosHelper.KeyEncoding.UpperHex),
ChaosHelper.GenerateKey(decryptionKeyLength / 8, ChaosHelper.KeyEncoding.UpperHex));
return(Ok(output));
}
