// public methods
/// <summary>
/// Authenticates the connection against the given database.
/// </summary>
/// <param name="connection">The connection.</param>
/// <param name="credential">The credential.</param>
public void Authenticate(MongoConnection connection, MongoCredential credential)
{
var nonceCommand = new CommandDocument("getnonce", 1);
var commandResult = connection.RunCommand(credential.Source, QueryFlags.None, nonceCommand, false);
if (!commandResult.Ok)
{
throw new MongoAuthenticationException(
"Error getting nonce for authentication.",
new MongoCommandException(commandResult));
}
var nonce = commandResult.Response["nonce"].AsString;
var passwordDigest = MongoUtils.Hash(credential.Username + ":mongo:" + ((PasswordEvidence)credential.Evidence).Password);
var digest = MongoUtils.Hash(nonce + credential.Username + passwordDigest);
var authenticateCommand = new CommandDocument
{
{ "authenticate", 1 },
{ "user", credential.Username },
{ "nonce", nonce },
{ "key", digest }
};
commandResult = connection.RunCommand(credential.Source, QueryFlags.None, authenticateCommand, false);
if (!commandResult.Ok)
{
var message = string.Format("Invalid credential for database '{0}'.", credential.Source);
throw new MongoAuthenticationException(
message,
new MongoCommandException(commandResult));
}
}
// private methods
private BsonValue GetParameterValue(FeatureContext context)
{
// allow environment variable to provide value in case authentication prevents use of getParameter command
var environmentVariableName = "mongod." + _parameterName;
var environmentVariableValue = Environment.GetEnvironmentVariable(environmentVariableName);
if (environmentVariableValue != null)
{
return environmentVariableValue;
}
var command = new CommandDocument
{
{ "getParameter", 1 },
{ _parameterName, 1 }
};
var commandOperation = new CommandOperation<CommandResult>(
"admin", // databaseName
new BsonBinaryReaderSettings(), // readerSettings
new BsonBinaryWriterSettings(), // writerSettings
command,
QueryFlags.SlaveOk,
null, // options
null, // readPreference
null, // serializationOptions
BsonSerializer.LookupSerializer(typeof(CommandResult)) // resultSerializer
);
var result = commandOperation.Execute(context.Connection);
return result.Response[_parameterName];
}
// public methods
/// <summary>
/// Authenticates the connection against the given database.
/// </summary>
/// <param name="connection">The connection.</param>
/// <param name="credential">The credential.</param>
public void Authenticate(MongoConnection connection, MongoCredential credential)
{
string nonce;
try
{
var nonceCommand = new CommandDocument("getnonce", 1);
var nonceResult = RunCommand(connection, credential.Source, nonceCommand);
nonce = nonceResult.Response["nonce"].AsString;
}
catch (MongoCommandException ex)
{
throw new MongoAuthenticationException("Error getting nonce for authentication.", ex);
}
try
{
var passwordDigest = ((PasswordEvidence)credential.Evidence).ComputeMongoCRPasswordDigest(credential.Username);
var digest = MongoUtils.Hash(nonce + credential.Username + passwordDigest);
var authenticateCommand = new CommandDocument
{
{ "authenticate", 1 },
{ "user", credential.Username },
{ "nonce", nonce },
{ "key", digest }
};
RunCommand(connection, credential.Source, authenticateCommand);
}
catch (MongoCommandException ex)
{
var message = string.Format("Invalid credential for database '{0}'.", credential.Source);
throw new MongoAuthenticationException(message, ex);
}
}
// public methods
public bool IsMet(FeatureContext context)
{
var command = new CommandDocument
{
{ "getParameter", 1 },
{ _parameterName, 1 }
};
var result = context.ServerInstance.RunCommandAs<CommandResult>(context.Connection, "admin", command);
return result.Response[_parameterName].ToBoolean();
}
protected WriteConcernResult SendMessageWithWriteConcern(
MongoConnection connection,
BsonBuffer buffer,
int requestId,
BsonBinaryReaderSettings readerSettings,
BsonBinaryWriterSettings writerSettings,
WriteConcern writeConcern)
{
CommandDocument getLastErrorCommand = null;
if (writeConcern.Enabled)
{
var fsync = (writeConcern.FSync == null) ? null : (BsonValue)writeConcern.FSync;
var journal = (writeConcern.Journal == null) ? null : (BsonValue)writeConcern.Journal;
var w = (writeConcern.W == null) ? null : writeConcern.W.ToGetLastErrorWValue();
var wTimeout = (writeConcern.WTimeout == null) ? null : (BsonValue)(int)writeConcern.WTimeout.Value.TotalMilliseconds;
getLastErrorCommand = new CommandDocument
{
{ "getlasterror", 1 }, // use all lowercase for backward compatibility
{ "fsync", fsync, fsync != null },
{ "j", journal, journal != null },
{ "w", w, w != null },
{ "wtimeout", wTimeout, wTimeout != null }
};
// piggy back on network transmission for message
var getLastErrorMessage = new MongoQueryMessage(writerSettings, DatabaseName + ".$cmd", QueryFlags.None, 0, 1, getLastErrorCommand, null);
getLastErrorMessage.WriteToBuffer(buffer);
}
connection.SendMessage(buffer, requestId);
WriteConcernResult writeConcernResult = null;
if (writeConcern.Enabled)
{
var writeConcernResultSerializer = BsonSerializer.LookupSerializer(typeof(WriteConcernResult));
var replyMessage = connection.ReceiveMessage<WriteConcernResult>(readerSettings, writeConcernResultSerializer, null);
if (replyMessage.NumberReturned == 0)
{
throw new MongoCommandException("Command 'getLastError' failed. No response returned");
}
writeConcernResult = replyMessage.Documents[0];
writeConcernResult.Command = getLastErrorCommand;
var mappedException = ExceptionMapper.Map(writeConcernResult);
if (mappedException != null)
{
throw mappedException;
}
}
return writeConcernResult;
}
// public methods
/// <summary>
/// Authenticates the connection against the given database.
/// </summary>
/// <param name="connection">The connection.</param>
/// <param name="credential">The credential.</param>
public void Authenticate(MongoConnection connection, MongoCredential credential)
{
using (var conversation = new SaslConversation())
{
var currentStep = _mechanism.Initialize(connection, credential);
var command = new CommandDocument
{
{ "saslStart", 1 },
{ "mechanism", _mechanism.Name },
{ "payload", currentStep.BytesToSendToServer }
};
while (true)
{
CommandResult result;
try
{
result = RunCommand(connection, credential.Source, command);
}
catch (MongoCommandException ex)
{
var message = "Unknown error occured during authentication.";
var code = ex.CommandResult.Code;
var errmsg = ex.CommandResult.ErrorMessage;
if(code.HasValue && errmsg != null)
{
message = string.Format("Error: {0} - {1}", code, errmsg);
}
throw new MongoSecurityException(message, ex);
}
if (result.Response["done"].AsBoolean)
{
break;
}
currentStep = currentStep.Transition(conversation, result.Response["payload"].AsByteArray);
command = new CommandDocument
{
{ "saslContinue", 1 },
{ "conversationId", result.Response["conversationId"].AsInt32 },
{ "payload", currentStep.BytesToSendToServer }
};
}
}
}
// public methods
/// <summary>
/// Authenticates the specified connection with the given credential.
/// </summary>
/// <param name="connection">The connection.</param>
/// <param name="credential">The credential.</param>
public void Authenticate(MongoConnection connection, MongoCredential credential)
{
try
{
var command = new CommandDocument
{
{ "authenticate", 1 },
{ "mechanism", Name },
{ "user", credential.Username }
};
RunCommand(connection, credential.Source, command);
}
catch (MongoCommandException ex)
{
throw new MongoAuthenticationException(string.Format("Unable to authenticate '{0}' using '{1}'.", credential.Username, Name), ex);
}
}
// private methods
private BsonValue GetParameterValue(FeatureContext context)
{
// allow environment variable to provide value in case authentication prevents use of getParameter command
var environmentVariableName = "mongod." + _parameterName;
var environmentVariableValue = Environment.GetEnvironmentVariable(environmentVariableName);
if (environmentVariableValue != null)
{
return environmentVariableValue;
}
var command = new CommandDocument
{
{ "getParameter", 1 },
{ _parameterName, 1 }
};
var result = context.ServerInstance.RunCommandAs<CommandResult>(context.Connection, "admin", command);
return result.Response[_parameterName];
}
// public methods
/// <summary>
/// Authenticates the connection against the given database.
/// </summary>
/// <param name="connection">The connection.</param>
/// <param name="credentials">The credentials.</param>
public void Authenticate(MongoConnection connection, MongoCredentials credentials)
{
using (var conversation = new SaslConversation())
{
var currentStep = _mechanism.Initialize(connection, credentials);
var command = new CommandDocument
{
{ "saslStart", 1 },
{ "mechanism", _mechanism.Name },
{ "payload", currentStep.BytesToSendToServer }
};
while (true)
{
var result = connection.RunCommand(credentials.Source, QueryFlags.SlaveOk, command, true);
var code = result.Response["code"].AsInt32;
if (code != 0)
{
HandleError(result, code);
}
if (result.Response["done"].AsBoolean)
{
break;
}
currentStep = currentStep.Transition(conversation, result.Response["payload"].AsByteArray);
command = new CommandDocument
{
{ "saslContinue", 1 },
{ "conversationId", result.Response["conversationId"].AsInt32 },
{ "payload", currentStep.BytesToSendToServer }
};
}
}
}
/// <summary>
///
/// </summary>
/// <param name="action"></param>
/// <param name="n"></param>
/// <param name="minLv"> -1： 按Action/ExMsg 和 Severity =1/2/3(chart上只显示1,2,3的Exception), 其他：按Action/ExMsg 和 Severity=minLv找</param>
/// <returns></returns>
public string GetTopNActionDetails(string action, int n, int minLv)
{
System.Threading.Thread.Sleep(2000);
if (n > 20)
{
n = 20;
}
var url = new MongoUrl(conString);
var client = new MongoClient(url);
var server = client.GetServer();
MongoDatabase db = server.GetDatabase(url.DatabaseName);
var exMsgList = new List <string> {
"can not match tracking number while marking not wish post orders.",
"can not match tracking number while marking orders tracking number repeatly.",
"IDH.Service.Bus.Email.EmailService::SynchronousAccountMessage",
"Failed to mark wish track-number, order id:",
"IDH.Service.Bus.Email.EmailSynCompleteEvent"
};
var actionIsExMsg = false;
if (exMsgList.Any(x => action.StartsWith(x)))
{
actionIsExMsg = true;
}
else if (action.Split(':').Length > 1 || action.Split(',').Length > 1)
{
actionIsExMsg = true;
}
var isFromChartRequest = minLv == -1;
var pipeline = new BsonArray
{
new BsonDocument
{
{
"$match", new BsonDocument
{
{
"ExTime", new BsonDocument
{
{
"$gte", DateTime.Now.Date.AddHours(8) // "ISODate(\"2018-04-17T08:00:00.000+0800\")"
}
}
},
{
actionIsExMsg?"ExMsg":"Action", action
},
{
"Severity", new BsonDocument
{
{ isFromChartRequest?"$lte":"$eq", isFromChartRequest?3:minLv }
}
},
}
}
},
new BsonDocument
{
{ "$sort", new BsonDocument
{
{ "ExTime", -1 },
} }
},
new BsonDocument
{
{ "$limit", n }
},
};
var command = new CommandDocument
{
{ "aggregate", "ExceptionLog" },
{ "pipeline", pipeline }
};
var result = "";
var cmdResult = db.RunCommand(command);
if (cmdResult.Ok)
{
if (cmdResult.Response != null)
{
result = cmdResult.Response.ToJson();
}
}
return(result);
}
private async void CustomCommand_OnAddCommand(object sender, OnChatCommandReceivedArgs e)
{
if (!await Permission.Can(e.Command, false, 2).ConfigureAwait(false))
{
return;
}
Match commandMatch = this._commandAddEditRegex.Match(e.Command.ArgumentsAsString);
if (commandMatch.Success)
{
string command = commandMatch.Groups["command"].Value.ToLowerInvariant();
if (!await PluginManager.DoesCustomChatCommandExistAsync(e.Command.ChatMessage.RoomId, command).ConfigureAwait(false))
{
UserLevels userLevel = GetUserLevelFromTag(commandMatch.Groups["userlevel"].Value);
string response = commandMatch.Groups["response"].Value;
// TODO: Register the custom role
IMongoCollection <CommandDocument> collection = DatabaseClient.Instance.MongoDatabase.GetCollection <CommandDocument>(CommandDocument.CollectionName);
CommandDocument commandDocument = new CommandDocument
{
ChannelId = e.Command.ChatMessage.RoomId,
Command = command,
Response = response,
UserLevel = userLevel
};
await collection.InsertOneAsync(commandDocument).ConfigureAwait(false);
// Command added.
TwitchLibClient.Instance.SendMessage(e.Command.ChatMessage.Channel,
await I18n.Instance.GetAndFormatWithAsync("CustomCommand", "AddSuccess", e.Command.ChatMessage.RoomId,
new
{
CommandPrefix = PluginManager.Instance.ChatCommandIdentifier,
Command = command,
Response = response,
User = e.Command.ChatMessage.Username,
Sender = e.Command.ChatMessage.Username,
e.Command.ChatMessage.DisplayName
},
"@{DisplayName}, the command {CommandPrefix}{Command} has been added with the response: {Response}").ConfigureAwait(false));
}
else
{
// Command exists.
TwitchLibClient.Instance.SendMessage(e.Command.ChatMessage.Channel,
await I18n.Instance.GetAndFormatWithAsync("CustomCommand", "AddAlreadyExists", e.Command.ChatMessage.RoomId,
new
{
CommandPrefix = PluginManager.Instance.ChatCommandIdentifier,
Command = command,
User = e.Command.ChatMessage.Username,
Sender = e.Command.ChatMessage.Username,
e.Command.ChatMessage.DisplayName
},
"@{DisplayName}, the command {CommandPrefix}{Command} cannot be added as it already exists.").ConfigureAwait(false));
}
}
else
{
// Wrong syntax.
TwitchLibClient.Instance.SendMessage(e.Command.ChatMessage.Channel,
await I18n.Instance.GetAndFormatWithAsync("CustomCommand", "AddUsage", e.Command.ChatMessage.RoomId,
new
{
CommandPrefix = PluginManager.Instance.ChatCommandIdentifier,
User = e.Command.ChatMessage.Username,
Sender = e.Command.ChatMessage.Username,
e.Command.ChatMessage.DisplayName
},
"@{DisplayName}, Adds a custom command. Usage: {CommandPrefix}command add {CommandPrefix}[command] [permission (optional)] [response]").ConfigureAwait(false));
}
}
private void UpdateMetadata()
{
using (_fileInfo.Server.RequestStart(null, ReadPreference.Primary))
{
var gridFS = new MongoGridFS(_fileInfo.Server, _fileInfo.DatabaseName, _fileInfo.GridFSSettings);
var database = gridFS.GetDatabase(ReadPreference.Primary);
var filesCollection = gridFS.GetFilesCollection(database);
BsonValue md5 = BsonNull.Value;
if (_updateMD5)
{
var md5Command = new CommandDocument
{
{ "filemd5", _fileInfo.Id },
{ "root", gridFS.Settings.Root }
};
var md5Result = database.RunCommand(md5Command);
md5 = md5Result.Response["md5"].AsString;
}
var query = Query.EQ("_id", _fileInfo.Id);
var update = Update
.Set("length", _length)
.Set("md5", md5);
filesCollection.Update(query, update);
}
}
protected SendMessageWithWriteConcernResult SendMessageWithWriteConcern(
MongoConnection connection,
Stream stream,
int requestId,
BsonBinaryReaderSettings readerSettings,
BsonBinaryWriterSettings writerSettings,
WriteConcern writeConcern)
{
var result = new SendMessageWithWriteConcernResult();
if (writeConcern.Enabled)
{
var maxDocumentSize = connection.ServerInstance.MaxDocumentSize;
var fsync = (writeConcern.FSync == null) ? null : (BsonValue)writeConcern.FSync;
var journal = (writeConcern.Journal == null) ? null : (BsonValue)writeConcern.Journal;
var w = (writeConcern.W == null) ? null : writeConcern.W.ToGetLastErrorWValue();
var wTimeout = (writeConcern.WTimeout == null) ? null : (BsonValue)(int)writeConcern.WTimeout.Value.TotalMilliseconds;
var getLastErrorCommand = new CommandDocument
{
{ "getlasterror", 1 }, // use all lowercase for backward compatibility
{ "fsync", fsync, fsync != null },
{ "j", journal, journal != null },
{ "w", w, w != null },
{ "wtimeout", wTimeout, wTimeout != null }
};
// piggy back on network transmission for message
var getLastErrorMessage = new MongoQueryMessage(writerSettings, DatabaseName + ".$cmd", QueryFlags.None, maxDocumentSize, 0, 1, getLastErrorCommand, null);
getLastErrorMessage.WriteTo(stream);
result.GetLastErrorCommand = getLastErrorCommand;
result.GetLastErrorRequestId = getLastErrorMessage.RequestId;
}
connection.SendMessage(stream, requestId);
return result;
}
internal WriteConcernResult SendMessage(MongoRequestMessage message, WriteConcern writeConcern, string databaseName)
{
if (_state == MongoConnectionState.Closed)
{
throw new InvalidOperationException("Connection is closed.");
}
lock (_connectionLock)
{
_requestId = message.RequestId;
message.WriteToBuffer();
CommandDocument getLastErrorCommand = null;
if (writeConcern != null && writeConcern.Enabled)
{
var fsync = (writeConcern.FSync == null) ? null : (BsonValue)writeConcern.FSync;
var journal = (writeConcern.Journal == null) ? null : (BsonValue)writeConcern.Journal;
var w = (writeConcern.W == null) ? null : writeConcern.W.ToGetLastErrorWValue();
var wTimeout = (writeConcern.WTimeout == null) ? null : (BsonValue)(int)writeConcern.WTimeout.Value.TotalMilliseconds;
getLastErrorCommand = new CommandDocument
{
{ "getlasterror", 1 }, // use all lowercase for backward compatibility
{ "fsync", fsync, fsync != null },
{ "j", journal, journal != null },
{ "w", w, w != null },
{ "wtimeout", wTimeout, wTimeout != null }
};
// piggy back on network transmission for message
using (var getLastErrorMessage = new MongoQueryMessage(message.Buffer, message.WriterSettings, databaseName + ".$cmd", QueryFlags.None, 0, 1, getLastErrorCommand, null))
{
getLastErrorMessage.WriteToBuffer();
}
}
try
{
var networkStream = GetNetworkStream();
var writeTimeout = (int)_serverInstance.Settings.SocketTimeout.TotalMilliseconds;
if (writeTimeout != 0)
{
networkStream.WriteTimeout = writeTimeout;
}
message.Buffer.WriteTo(networkStream);
_messageCounter++;
}
catch (Exception ex)
{
HandleException(ex);
throw;
}
WriteConcernResult writeConcernResult = null;
if (writeConcern != null && writeConcern.Enabled)
{
var readerSettings = new BsonBinaryReaderSettings
{
GuidRepresentation = message.WriterSettings.GuidRepresentation,
MaxDocumentSize = _serverInstance.MaxDocumentSize
};
var replyMessage = ReceiveMessage <BsonDocument>(readerSettings, null);
var getLastErrorResponse = replyMessage.Documents[0];
writeConcernResult = new WriteConcernResult();
writeConcernResult.Initialize(getLastErrorCommand, getLastErrorResponse);
if (!writeConcernResult.Ok)
{
var errorMessage = string.Format(
"WriteConcern detected an error '{0}'. (response was {1}).",
writeConcernResult.ErrorMessage, getLastErrorResponse.ToJson());
throw new WriteConcernException(errorMessage, writeConcernResult);
}
if (writeConcernResult.HasLastErrorMessage)
{
var errorMessage = string.Format(
"WriteConcern detected an error '{0}'. (Response was {1}).",
writeConcernResult.LastErrorMessage, getLastErrorResponse.ToJson());
throw new WriteConcernException(errorMessage, writeConcernResult);
}
}
return(writeConcernResult);
}
}
private void Connect(
IPEndPoint endPoint,
TimeSpan timeout
)
{
var connection = new MongoConnection(null, endPoint); // no connection pool
bool isPrimary;
try {
var isMasterCommand = new CommandDocument("ismaster", 1);
var isMasterResult = connection.RunCommand("admin.$cmd", QueryFlags.SlaveOk, isMasterCommand);
isPrimary = isMasterResult["ismaster", false].ToBoolean();
if (!isPrimary && !server.SlaveOk) {
throw new MongoConnectionException("Server is not a primary and SlaveOk is false");
}
} catch {
try { connection.Close(); } catch { } // ignore exceptions
throw;
}
this.connection = connection;
this.isPrimary = isPrimary;
}
internal SafeModeResult SendMessage(MongoRequestMessage message, SafeMode safeMode)
{
if (_state == MongoConnectionState.Closed)
{
throw new InvalidOperationException("Connection is closed.");
}
lock (_connectionLock)
{
_requestId = message.RequestId;
message.WriteToBuffer();
CommandDocument safeModeCommand = null;
if (safeMode.Enabled)
{
safeModeCommand = new CommandDocument
{
{ "getlasterror", 1 }, // use all lowercase for backward compatibility
{ "fsync", true, safeMode.FSync },
{ "j", true, safeMode.Journal },
{ "w", safeMode.W, safeMode.W > 1 },
{ "w", safeMode.WMode, safeMode.WMode != null },
{ "wtimeout", (int)safeMode.WTimeout.TotalMilliseconds, safeMode.W > 1 && safeMode.WTimeout != TimeSpan.Zero }
};
// piggy back on network transmission for message
using (var getLastErrorMessage = new MongoQueryMessage(message.Buffer, message.WriterSettings, "admin.$cmd", QueryFlags.None, 0, 1, safeModeCommand, null))
{
getLastErrorMessage.WriteToBuffer();
}
}
try
{
var networkStream = GetNetworkStream();
var writeTimeout = (int)_serverInstance.Server.Settings.SocketTimeout.TotalMilliseconds;
if (writeTimeout != 0)
{
networkStream.WriteTimeout = writeTimeout;
}
message.Buffer.WriteTo(networkStream);
_messageCounter++;
}
catch (Exception ex)
{
HandleException(ex);
throw;
}
SafeModeResult safeModeResult = null;
if (safeMode.Enabled)
{
var readerSettings = new BsonBinaryReaderSettings
{
GuidRepresentation = message.WriterSettings.GuidRepresentation,
MaxDocumentSize = _serverInstance.MaxDocumentSize
};
var replyMessage = ReceiveMessage <BsonDocument>(readerSettings, null);
var safeModeResponse = replyMessage.Documents[0];
safeModeResult = new SafeModeResult();
safeModeResult.Initialize(safeModeCommand, safeModeResponse);
if (!safeModeResult.Ok)
{
var errorMessage = string.Format(
"Safemode detected an error '{0}'. (response was {1}).",
safeModeResult.ErrorMessage, safeModeResponse.ToJson());
throw new MongoSafeModeException(errorMessage, safeModeResult);
}
if (safeModeResult.HasLastErrorMessage)
{
var errorMessage = string.Format(
"Safemode detected an error '{0}'. (Response was {1}).",
safeModeResult.LastErrorMessage, safeModeResponse.ToJson());
throw new MongoSafeModeException(errorMessage, safeModeResult);
}
}
return(safeModeResult);
}
}
private static void CreateIndexes(MongoCollection <BsonDocument> sourceCollection, MongoCollection <BsonDocument> targetCollection, FlexibleOptions options)
{
if (options == null)
{
options = new FlexibleOptions();
}
var logger = NLog.LogManager.GetLogger("CreateIndexes");
logger.Debug("{2} - {0}.{1} - Start index creation", sourceCollection.Database.Name, sourceCollection.Name, Thread.CurrentThread.ManagedThreadId);
var command = new CommandDocument();
command.Add("createIndexes", targetCollection.Name);
var indexList = new BsonArray();
command.Add("indexes", indexList);
// Copying Indexes - If Any
foreach (IndexInfo idx in sourceCollection.GetIndexes().ToList())
{
// Skipping "_id_" default index - Since Every mongodb Collection has it
if (idx.Name == "_id_")
{
continue;
}
// Recreating Index Options based on the current index options
var opts = IndexOptions.SetBackground(idx.IsBackground || options.Get("indexes-background", false))
.SetSparse(idx.IsSparse || options.Get("indexes-sparse", false))
.SetUnique(idx.IsUnique).SetName(idx.Name).SetDropDups(idx.DroppedDups);
if (idx.TimeToLive < TimeSpan.MaxValue)
{
opts.SetTimeToLive(idx.TimeToLive);
}
// Adding Index
try
{
if (targetCollection.Database.Server.BuildInfo.Version.Major < 2 && targetCollection.Database.Server.BuildInfo.Version.MajorRevision < 6)
{
logger.Debug("{2} - {0}.{1} - Creating index: {2}", sourceCollection.Database.Name, sourceCollection, idx.Name, Thread.CurrentThread.ManagedThreadId);
targetCollection.CreateIndex(idx.Key, opts);
}
else
{
logger.Debug("{2} - {0}.{1} - Prepare index creation: {2}", sourceCollection.Database.Name, sourceCollection, idx.Name, Thread.CurrentThread.ManagedThreadId);
// removes the namespace to allow mongodb to generate the correct one...
var doc = idx.RawDocument;
doc.Remove("ns");
if (options.Get("indexes-background", false))
{
doc["background"] = true;
}
if (options.Get("indexes-sparse", false))
{
doc["sparse"] = true;
}
indexList.Add(doc);
}
}
catch (Exception ex)
{
// check for timeout exception that may occur if the collection is large...
if (ex is System.IO.IOException || ex is System.Net.Sockets.SocketException || (ex.InnerException != null && ex.InnerException is System.Net.Sockets.SocketException))
{
logger.Warn("{3} - {0}.{1} - Timeout creating index {2}, this may occur in large collections. You should check manually after a while.", sourceCollection.Database.Name, sourceCollection.Name, idx.Name, Thread.CurrentThread.ManagedThreadId);
// wait for index creation....
for (var i = 0; i < 30; i++)
{
System.Threading.Thread.Sleep(10000);
try
{
if (targetCollection.IndexExists(idx.Name))
{
break;
}
}
catch
{
}
}
}
else
{
logger.Error(ex, "{0}.{1} - Error creating index {2}" + idx.Name);
}
logger.Warn("{3} - {0}.{1} - Index details: {2}", sourceCollection.Database.Name, sourceCollection.Name, idx.RawDocument.ToJson(), Thread.CurrentThread.ManagedThreadId);
}
}
if (indexList.Count > 0)
{
try
{
logger.Debug("{3} - {0}.{1} - Creating {2} indexes", sourceCollection.Database.Name, sourceCollection, indexList.Count, Thread.CurrentThread.ManagedThreadId);
targetCollection.Database.RunCommand(command);
}
catch (Exception ex)
{
// check for timeout exception that may occur if the collection is large...
if (ex is System.IO.IOException || ex is System.Net.Sockets.SocketException || (ex.InnerException != null && ex.InnerException is System.Net.Sockets.SocketException))
{
logger.Warn("{3} - {0}.{1} - Timeout creating {2} indexes, this may occur in large collections. You should check manually after a while.", sourceCollection.Database.Name, sourceCollection.Name, indexList.Count, Thread.CurrentThread.ManagedThreadId);
logger.Warn("{3} - {0}.{1} - Index details: {2}", sourceCollection.Database.Name, sourceCollection.Name, command.ToJson(), Thread.CurrentThread.ManagedThreadId);
}
else
{
logger.Error(ex, "{2} - {0}.{1} - Error creating indexes", sourceCollection.Database.Name, sourceCollection.Name, Thread.CurrentThread.ManagedThreadId);
logger.Error("{3} - {0}.{1} - Index details: {2}", sourceCollection.Database.Name, sourceCollection.Name, command.ToJson(), Thread.CurrentThread.ManagedThreadId);
}
}
}
logger.Debug("{2} - {0}.{1} - Index creation completed", sourceCollection.Database.Name, sourceCollection, Thread.CurrentThread.ManagedThreadId);
}
protected WriteConcernResult SendMessageWithWriteConcern(
MongoConnection connection,
BsonBuffer buffer,
int requestId,
BsonBinaryReaderSettings readerSettings,
BsonBinaryWriterSettings writerSettings,
WriteConcern writeConcern)
{
CommandDocument getLastErrorCommand = null;
if (writeConcern.Enabled)
{
var fsync = (writeConcern.FSync == null) ? null : (BsonValue)writeConcern.FSync;
var journal = (writeConcern.Journal == null) ? null : (BsonValue)writeConcern.Journal;
var w = (writeConcern.W == null) ? null : writeConcern.W.ToGetLastErrorWValue();
var wTimeout = (writeConcern.WTimeout == null) ? null : (BsonValue)(int)writeConcern.WTimeout.Value.TotalMilliseconds;
getLastErrorCommand = new CommandDocument
{
{ "getlasterror", 1 }, // use all lowercase for backward compatibility
{ "fsync", fsync, fsync != null },
{ "j", journal, journal != null },
{ "w", w, w != null },
{ "wtimeout", wTimeout, wTimeout != null }
};
// piggy back on network transmission for message
var getLastErrorMessage = new MongoQueryMessage(writerSettings, DatabaseName + ".$cmd", QueryFlags.None, 0, 1, getLastErrorCommand, null);
getLastErrorMessage.WriteToBuffer(buffer);
}
connection.SendMessage(buffer, requestId);
WriteConcernResult writeConcernResult = null;
if (writeConcern.Enabled)
{
var writeConcernResultSerializer = BsonSerializer.LookupSerializer(typeof(WriteConcernResult));
var replyMessage = connection.ReceiveMessage <WriteConcernResult>(readerSettings, writeConcernResultSerializer, null);
if (replyMessage.NumberReturned == 0)
{
throw new MongoCommandException("Command 'getLastError' failed. No response returned");
}
writeConcernResult = replyMessage.Documents[0];
writeConcernResult.Command = getLastErrorCommand;
if (!writeConcernResult.Ok)
{
var errorMessage = string.Format(
"WriteConcern detected an error '{0}'. (response was {1}).",
writeConcernResult.ErrorMessage, writeConcernResult.Response.ToJson());
throw new WriteConcernException(errorMessage, writeConcernResult);
}
if (writeConcernResult.HasLastErrorMessage)
{
var errorMessage = string.Format(
"WriteConcern detected an error '{0}'. (Response was {1}).",
writeConcernResult.LastErrorMessage, writeConcernResult.Response.ToJson());
throw new WriteConcernException(errorMessage, writeConcernResult);
}
}
return(writeConcernResult);
}
private void UpdateMetadata()
{
BsonValue md5 = BsonNull.Value;
if (_updateMD5)
{
var md5Command = new CommandDocument
{
{ "filemd5", _fileInfo.Id },
{ "root", _gridFS.Settings.Root }
};
var md5Result = _gridFS.Database.RunCommand(md5Command);
md5 = md5Result.Response["md5"].AsString;
}
var query = Query.EQ("_id", _fileInfo.Id);
var update = Update
.Set("length", _length)
.Set("md5", md5);
_gridFS.Files.Update(query, update);
}
private void Connect(
IPEndPoint endPoint,
TimeSpan timeout
)
{
var connection = new MongoConnection(null, endPoint); // no connection pool
bool isPrimary;
try {
var isMasterCommand = new CommandDocument("ismaster", 1);
var isMasterResult = connection.RunCommand(server, "admin.$cmd", QueryFlags.SlaveOk, isMasterCommand);
isPrimary = isMasterResult.Response["ismaster", false].ToBoolean();
if (!isPrimary && !server.Settings.SlaveOk) {
throw new MongoConnectionException("Server is not a primary and SlaveOk is false");
}
maxDocumentSize = isMasterResult.Response["maxBsonObjectSize", server.MaxDocumentSize].ToInt32();
maxMessageLength = Math.Max(MongoDefaults.MaxMessageLength, maxDocumentSize + 1024); // derived from maxDocumentSize
} catch {
try { connection.Close(); } catch { } // ignore exceptions
throw;
}
this.connection = connection;
this.isPrimary = isPrimary;
}
/// <summary>
/// 初始化
/// </summary>
/// <param name="commandDocument"></param>
/// <param name="runLevel"></param>
public MongoCommand(CommandDocument commandDocument, EnumMgr.PathLevel runLevel)
{
CmdDocument = commandDocument;
RunLevel = runLevel;
CommandString = string.Empty;
}
/// <summary>
/// Uploads a GridFS file.
/// </summary>
/// <param name="stream">The source stream.</param>
/// <param name="remoteFileName">The remote file name.</param>
/// <param name="createOptions">The create options.</param>
/// <returns>The file info of the new GridFS file.</returns>
public MongoGridFSFileInfo Upload(
Stream stream,
string remoteFileName,
MongoGridFSCreateOptions createOptions
)
{
using (database.RequestStart()) {
EnsureIndexes();
var files_id = createOptions.Id ?? BsonObjectId.GenerateNewId();
var chunkSize = createOptions.ChunkSize == 0 ? settings.ChunkSize : createOptions.ChunkSize;
var buffer = new byte[chunkSize];
var length = 0;
string md5Client;
using (var md5Algorithm = MD5.Create()) {
for (int n = 0; true; n++)
{
// might have to call Stream.Read several times to get a whole chunk
var bytesNeeded = chunkSize;
var bytesRead = 0;
while (bytesNeeded > 0)
{
var partialRead = stream.Read(buffer, bytesRead, bytesNeeded);
if (partialRead == 0)
{
break; // EOF may or may not have a partial chunk
}
bytesNeeded -= partialRead;
bytesRead += partialRead;
}
if (bytesRead == 0)
{
break; // EOF no partial chunk
}
length += bytesRead;
byte[] data = buffer;
if (bytesRead < chunkSize)
{
data = new byte[bytesRead];
Buffer.BlockCopy(buffer, 0, data, 0, bytesRead);
}
var chunk = new BsonDocument {
{ "_id", BsonObjectId.GenerateNewId() },
{ "files_id", files_id },
{ "n", n },
{ "data", new BsonBinaryData(data) }
};
chunks.Insert(chunk, settings.SafeMode);
md5Algorithm.TransformBlock(data, 0, data.Length, null, 0);
if (bytesRead < chunkSize)
{
break; // EOF after partial chunk
}
}
md5Algorithm.TransformFinalBlock(new byte[0], 0, 0);
md5Client = BsonUtils.ToHexString(md5Algorithm.Hash);
}
var md5Command = new CommandDocument {
{ "filemd5", files_id },
{ "root", settings.Root }
};
var md5Result = database.RunCommand(md5Command);
var md5Server = md5Result.Response["md5"].AsString;
if (!md5Client.Equals(md5Server, StringComparison.OrdinalIgnoreCase))
{
throw new MongoGridFSException("Upload client and server MD5 hashes are not equal");
}
var uploadDate = createOptions.UploadDate == DateTime.MinValue ? DateTime.UtcNow : createOptions.UploadDate;
BsonDocument fileInfo = new BsonDocument {
{ "_id", files_id },
{ "filename", remoteFileName },
{ "length", length },
{ "chunkSize", chunkSize },
{ "uploadDate", uploadDate },
{ "md5", md5Server },
{ "contentType", createOptions.ContentType }, // optional
{ "aliases", BsonArray.Create((IEnumerable <string>)createOptions.Aliases) }, // optional
{ "metadata", createOptions.Metadata } // optional
};
files.Insert(fileInfo, settings.SafeMode);
return(FindOneById(files_id));
}
}
internal SafeModeResult SendMessage(
MongoRequestMessage message,
SafeMode safeMode
)
{
if (state == MongoConnectionState.Closed)
{
throw new InvalidOperationException("Connection is closed");
}
lock (connectionLock) {
message.WriteToBuffer();
CommandDocument safeModeCommand = null;
if (safeMode.Enabled)
{
safeModeCommand = new CommandDocument {
{ "getlasterror", 1 }, // use all lowercase for backward compatibility
{ "fsync", true, safeMode.FSync },
{ "w", safeMode.W, safeMode.W > 1 },
{ "wtimeout", (int)safeMode.WTimeout.TotalMilliseconds, safeMode.W > 1 && safeMode.WTimeout != TimeSpan.Zero }
};
using (
var getLastErrorMessage = new MongoQueryMessage(
message.Server,
"admin.$cmd", // collectionFullName
QueryFlags.None,
0, // numberToSkip
1, // numberToReturn
safeModeCommand,
null, // fields
message.Buffer // piggy back on network transmission for message
)
) {
getLastErrorMessage.WriteToBuffer();
}
}
try {
var networkStream = GetNetworkStream();
networkStream.WriteTimeout = (int)message.Server.Settings.SocketTimeout.TotalMilliseconds;
message.Buffer.WriteTo(networkStream);
messageCounter++;
} catch (Exception ex) {
HandleException(ex);
throw;
}
SafeModeResult safeModeResult = null;
if (safeMode.Enabled)
{
var replyMessage = ReceiveMessage <BsonDocument>(message.Server);
var safeModeResponse = replyMessage.Documents[0];
safeModeResult = new SafeModeResult();
safeModeResult.Initialize(safeModeCommand, safeModeResponse);
if (!safeModeResult.Ok)
{
var errorMessage = string.Format("Safemode detected an error: {0} (response: {1})", safeModeResult.ErrorMessage, safeModeResponse.ToJson());
throw new MongoSafeModeException(errorMessage, safeModeResult);
}
if (safeModeResult.HasLastErrorMessage)
{
var errorMessage = string.Format("Safemode detected an error: {0} (response: {1})", safeModeResult.LastErrorMessage, safeModeResponse.ToJson());
throw new MongoSafeModeException(errorMessage, safeModeResult);
}
}
return(safeModeResult);
}
}
/// The copydb command copies a database from a remote host to the current host.
///
/// MongoDb copydb Command syntax:
///
/// { copydb: 1:
/// fromhost: <hostname>,
/// fromdb: <db>,
/// todb: <db>,
/// slaveOk: <bool>, [optional]
/// username: <username>, [optional]
/// nonce: <nonce>, [optional]
/// key: <key> } [optional]
public bool DatabaseBackup()
{
var fromdb = _options.Get("fromdb", "");
if (String.IsNullOrEmpty(fromdb))
{
throw new ArgumentNullException("fromdb");
}
var fromHostLogin = _options.Get("fromHostLogin", "");
if (String.IsNullOrEmpty(fromHostLogin))
{
throw new ArgumentNullException("fromHostLogin");
}
var fromHostPassword = _options.Get("fromHostPassword", "");
if (String.IsNullOrEmpty(fromHostPassword))
{
throw new ArgumentNullException("fromHostPassword");
}
var fromHostAddress = _options.Get("fromHostAddress", "");
if (String.IsNullOrEmpty(fromHostAddress))
{
throw new ArgumentNullException("fromHostAddress");
}
var todb = _options.Get("todb", "");
if (String.IsNullOrEmpty(todb))
{
throw new ArgumentNullException("todb");
}
var toHostLogin = _options.Get("toHostLogin", "");
if (String.IsNullOrEmpty(toHostLogin))
{
throw new ArgumentNullException("toHostLogin");
}
var toHostPassword = _options.Get("toHostPassword", "");
if (String.IsNullOrEmpty(toHostPassword))
{
throw new ArgumentNullException("toHostPassword");
}
var toHostAddress = _options.Get("toHostAddress", "");
if (String.IsNullOrEmpty(toHostAddress))
{
throw new ArgumentNullException("toHostAddress");
}
var errorLocation = _options.Get("errorLocation", "");
if (String.IsNullOrEmpty(errorLocation))
{
throw new ArgumentNullException("errorLocation");
}
MongoDbContext.Configure(GlobalSettings.Mongo_UserName, GlobalSettings.Mongo_Password, GlobalSettings.Mongo_ServerPath);
// check backup database name
if (String.IsNullOrWhiteSpace(bkpDataBaseName))
{
// prepare backup database name
int version = 1;
bkpDataBaseName = GlobalSettings.Mongo_Database + "_bkp_" + DateTime.UtcNow.ToString("yyyyMMdd") + "_";
while (MongoDbContext.Server.DatabaseExists(bkpDataBaseName + version))
{
version++;
}
bkpDataBaseName += version;
}
// sanity check
if (bkpDataBaseName == GlobalSettings.Mongo_Database)
{
return;
}
// drop older database
try
{
MongoDbContext.Server.DropDatabase(bkpDataBaseName);
}
catch (Exception ex) { LogManager.GetCurrentClassLogger().Warn("Drop Backup Database", ex); }
// execute copy command
// http://docs.mongodb.org/manual/reference/command/copydb/
//
var command = new CommandDocument(new BsonElement("copydb", 1),
//new BsonElement ("fromhost", MongoDbContext.Server.Primary.Address.Host + ':' + MongoDbContext.Server.Primary.Address.Port.ToString ()),
new BsonElement("fromdb", GlobalSettings.Mongo_Database),
new BsonElement("todb", bkpDataBaseName),
new BsonElement("slaveOK", true));
MongoDbContext.Server.GetDatabase("admin").RunCommand(command);
}
private bool IsArbiter()
{
var command = new CommandDocument("isMaster", true);
var result = RunCommand(_connection, "admin", command);
return result.Response.GetValue("arbiterOnly", false).ToBoolean();
}
public MongoGridFSFileInfo Upload(
Stream stream,
string remoteFileName
)
{
using (database.RequestStart()) {
chunks.EnsureIndex("files_id", "n");
BsonObjectId files_id = BsonObjectId.GenerateNewId();
var chunkSize = settings.DefaultChunkSize;
var buffer = new byte[chunkSize];
var length = 0;
for (int n = 0; true; n++) {
int bytesRead = stream.Read(buffer, 0, chunkSize);
if (bytesRead == 0) {
break;
}
length += bytesRead;
byte[] data = buffer;
if (bytesRead < chunkSize) {
data = new byte[bytesRead];
Buffer.BlockCopy(buffer, 0, data, 0, bytesRead);
}
var chunk = new BsonDocument {
{ "_id", BsonObjectId.GenerateNewId() },
{ "files_id", files_id },
{ "n", n },
{ "data", new BsonBinaryData(data) }
};
chunks.Insert(chunk, settings.SafeMode);
if (bytesRead < chunkSize) {
break;
}
}
var md5Command = new CommandDocument {
{ "filemd5", files_id },
{ "root", settings.Root }
};
var md5Result = database.RunCommand(md5Command);
var md5 = md5Result.Response["md5"].AsString;
BsonDocument fileInfo = new BsonDocument {
{ "_id", files_id },
{ "filename", remoteFileName },
{ "length", length },
{ "chunkSize", chunkSize },
{ "uploadDate", DateTime.UtcNow },
{ "md5", md5 }
};
files.Insert(fileInfo, settings.SafeMode);
return FindOneById(files_id);
}
}
/// <summary>
/// Uploads a GridFS file.
/// </summary>
/// <param name="stream">The source stream.</param>
/// <param name="remoteFileName">The remote file name.</param>
/// <param name="createOptions">The create options.</param>
/// <returns>The file info of the new GridFS file.</returns>
public MongoGridFSFileInfo Upload(
Stream stream,
string remoteFileName,
MongoGridFSCreateOptions createOptions)
{
if (_settings.ReadPreference != ReadPreference.Primary)
{
var gridFS = GetPrimaryGridFSSettings();
return(gridFS.Upload(stream, remoteFileName, createOptions));
}
using (_server.RequestStart(null, ReadPreference.Primary))
{
EnsureIndexes();
var database = GetDatabase(ReadPreference.Primary);
var chunksCollection = GetChunksCollection(database);
var filesCollection = GetFilesCollection(database);
var files_id = createOptions.Id ?? ObjectId.GenerateNewId();
var chunkSize = (createOptions.ChunkSize == 0) ? _settings.ChunkSize : createOptions.ChunkSize;
var buffer = new byte[chunkSize];
var length = 0L;
string md5Client = null;
using (var md5Algorithm = _settings.VerifyMD5 ? MD5.Create() : null)
{
for (var n = 0L; true; n++)
{
// might have to call Stream.Read several times to get a whole chunk
var bytesNeeded = chunkSize;
var bytesRead = 0;
while (bytesNeeded > 0)
{
var partialRead = stream.Read(buffer, bytesRead, bytesNeeded);
if (partialRead == 0)
{
break; // EOF may or may not have a partial chunk
}
bytesNeeded -= partialRead;
bytesRead += partialRead;
}
if (bytesRead == 0)
{
break; // EOF no partial chunk
}
length += bytesRead;
byte[] data = buffer;
if (bytesRead < chunkSize)
{
data = new byte[bytesRead];
Buffer.BlockCopy(buffer, 0, data, 0, bytesRead);
}
var chunk = new BsonDocument
{
{ "_id", ObjectId.GenerateNewId() },
{ "files_id", files_id },
{ "n", (n < int.MaxValue) ? (BsonValue) new BsonInt32((int)n) : new BsonInt64(n) },
{ "data", new BsonBinaryData(data) }
};
chunksCollection.Insert(chunk, _settings.WriteConcern);
if (_settings.VerifyMD5)
{
md5Algorithm.TransformBlock(data, 0, data.Length, null, 0);
}
if (bytesRead < chunkSize)
{
break; // EOF after partial chunk
}
}
if (_settings.VerifyMD5)
{
md5Algorithm.TransformFinalBlock(new byte[0], 0, 0);
md5Client = BsonUtils.ToHexString(md5Algorithm.Hash);
}
}
string md5Server = null;
if (_settings.UpdateMD5 || _settings.VerifyMD5)
{
var md5Command = new CommandDocument
{
{ "filemd5", files_id },
{ "root", _settings.Root }
};
var md5Result = database.RunCommand(md5Command);
md5Server = md5Result.Response["md5"].AsString;
}
if (_settings.VerifyMD5 && !md5Client.Equals(md5Server, StringComparison.OrdinalIgnoreCase))
{
throw new MongoGridFSException("Upload client and server MD5 hashes are not equal.");
}
var uploadDate = (createOptions.UploadDate == DateTime.MinValue) ? DateTime.UtcNow : createOptions.UploadDate;
var aliases = (createOptions.Aliases != null) ? new BsonArray(createOptions.Aliases) : null;
BsonDocument fileInfo = new BsonDocument
{
{ "_id", files_id },
{ "filename", remoteFileName, !string.IsNullOrEmpty(remoteFileName) }, // optional
{ "length", length },
{ "chunkSize", chunkSize },
{ "uploadDate", uploadDate },
{ "md5", (md5Server == null) ? (BsonValue)BsonNull.Value : new BsonString(md5Server) },
{ "contentType", createOptions.ContentType, !string.IsNullOrEmpty(createOptions.ContentType) }, // optional
{ "aliases", aliases, aliases != null }, // optional
{ "metadata", createOptions.Metadata, createOptions.Metadata != null } // optional
};
filesCollection.Insert(fileInfo, _settings.WriteConcern);
return(FindOneById(files_id));
}
}
/// <summary>
/// Uploads a GridFS file.
/// </summary>
/// <param name="stream">The source stream.</param>
/// <param name="remoteFileName">The remote file name.</param>
/// <param name="createOptions">The create options.</param>
/// <returns>The file info of the new GridFS file.</returns>
public MongoGridFSFileInfo Upload(
Stream stream,
string remoteFileName,
MongoGridFSCreateOptions createOptions
)
{
using (database.RequestStart()) {
EnsureIndexes();
var files_id = createOptions.Id ?? BsonObjectId.GenerateNewId();
var chunkSize = createOptions.ChunkSize == 0 ? settings.ChunkSize : createOptions.ChunkSize;
var buffer = new byte[chunkSize];
var length = 0;
for (int n = 0; true; n++)
{
int bytesRead = stream.Read(buffer, 0, chunkSize);
if (bytesRead == 0)
{
break;
}
length += bytesRead;
byte[] data = buffer;
if (bytesRead < chunkSize)
{
data = new byte[bytesRead];
Buffer.BlockCopy(buffer, 0, data, 0, bytesRead);
}
var chunk = new BsonDocument {
{ "_id", BsonObjectId.GenerateNewId() },
{ "files_id", files_id },
{ "n", n },
{ "data", new BsonBinaryData(data) }
};
chunks.Insert(chunk, settings.SafeMode);
if (bytesRead < chunkSize)
{
break;
}
}
var md5Command = new CommandDocument {
{ "filemd5", files_id },
{ "root", settings.Root }
};
var md5Result = database.RunCommand(md5Command);
var md5 = md5Result.Response["md5"].AsString;
var uploadDate = createOptions.UploadDate == DateTime.MinValue ? DateTime.UtcNow : createOptions.UploadDate;
BsonDocument fileInfo = new BsonDocument {
{ "_id", files_id },
{ "filename", remoteFileName },
{ "length", length },
{ "chunkSize", chunkSize },
{ "uploadDate", uploadDate },
{ "md5", md5 },
{ "contentType", createOptions.ContentType }, // optional
{ "aliases", BsonArray.Create((IEnumerable <string>)createOptions.Aliases) }, // optional
{ "metadata", createOptions.Metadata } // optional
};
files.Insert(fileInfo, settings.SafeMode);
return(FindOneById(files_id));
}
}
public IList <T> Execute <T>(string command, ParamList parameters) where T : class
{
IList <T> items = new T[] { };
var args = parameters ?? new Dictionary <string, object>();
switch (command)
{
case "aggregate":
{
object collection, pipeline;
if ((args.TryGetValue("collection", out collection) && collection is string) &&
(args.TryGetValue("pipeline", out pipeline) && pipeline is BsonArray))
{
var result = _context.Session.RunCommand(new CommandDocument
{
{ "aggregate", (string)collection },
{ "pipeline", (BsonArray)pipeline }
});
items =
result.Response["result"].AsBsonArray.Select(
v => BsonSerializer.Deserialize <T>(v.AsBsonDocument)).ToArray();
}
}
break;
case "mapReduce":
{
object collection, map, reduce;
if ((args.TryGetValue("collection", out collection) && collection is string) &&
(args.TryGetValue("map", out map) && (map is string || map is BsonJavaScript)) &&
(args.TryGetValue("reduce", out reduce) && (reduce is string || reduce is BsonJavaScript)))
{
var commandDoc = new CommandDocument {
{ "mapReduce", (string)collection }
};
var s1 = map as string;
if (s1 != null)
{
commandDoc.Add("map", new BsonJavaScript(s1));
}
else
{
commandDoc.Add("map", (BsonJavaScript)map);
}
var s2 = reduce as string;
if (s2 != null)
{
commandDoc.Add("reduce", new BsonJavaScript(s2));
}
else
{
commandDoc.Add("reduce", (BsonJavaScript)reduce);
}
object query;
if (args.TryGetValue("query", out query) && (query is string || query is BsonDocument))
{
var s = query as string;
if (s != null)
{
commandDoc.Add("query", BsonDocument.Parse(s));
}
else
{
commandDoc.Add("query", (BsonDocument)query);
}
}
object sort;
if (args.TryGetValue("sort", out sort) && (sort is string || sort is BsonDocument))
{
var s = sort as string;
if (s != null)
{
commandDoc.Add("sort", BsonDocument.Parse(s));
}
else
{
commandDoc.Add("sort", (BsonDocument)sort);
}
}
object limit;
if (args.TryGetValue("limit", out limit) && limit is int)
{
commandDoc.Add("limit", (int)limit);
}
object finalize;
if (args.TryGetValue("finalize", out finalize) &&
(finalize is string || finalize is BsonJavaScript))
{
var s = finalize as string;
if (s != null)
{
commandDoc.Add("finalize", BsonDocument.Parse(s));
}
else
{
commandDoc.Add("finalize", (BsonDocument)finalize);
}
}
var result = _context.Session.RunCommand(commandDoc);
items = result.Response["result"].AsBsonArray.Select(v => BsonSerializer.Deserialize <T>(v.AsBsonDocument)).ToArray();
}
}
break;
}
return(items);
}
public void Command_help_includes_XML_summary()
{
var commandDoc = new CommandDocument(typeof(Place));
commandDoc.Summary.Should().Be("Places the order.");
}
private List<string> GetServerSupportedMethods()
{
var command = new CommandDocument
{
{ "saslStart", 1 },
{ "mechanism", ""}, // forces a response that contains a list of supported mechanisms...
{ "payload", new byte[0] }
};
var list = new List<string>();
var result = _connection.RunCommand("admin", QueryFlags.SlaveOk, command, false);
if (result.Response.Contains("supportedMechanisms"))
{
list.AddRange(result.Response["supportedMechanisms"].AsBsonArray.Select(x => x.AsString));
}
// because MONGO-CR is last in the list, we don't need to check if the server supports it...
// in the future, we may need to add a check.
list.Add("MONGO-CR");
return list;
}
// note: this method will run on a thread from the ThreadPool
private void QueryNodeWorkItem(
object parameters
) {
// this method has to work at a very low level because the connection pool isn't set up yet
var args = (QueryNodeParameters) parameters;
var response = new QueryNodeResponse { Address = args.Address, EndPoint = args.EndPoint };
try {
var connection = new MongoConnection(null, args.EndPoint); // no connection pool
try {
var isMasterCommand = new CommandDocument("ismaster", 1);
var isMasterResult = connection.RunCommand(server, "admin.$cmd", QueryFlags.SlaveOk, isMasterCommand);
response.IsMasterResult = isMasterResult;
response.Connection = connection; // might become the first connection in the connection pool
response.IsPrimary = isMasterResult.Response["ismaster", false].ToBoolean();
response.MaxDocumentSize = isMasterResult.Response["maxBsonObjectSize", server.MaxDocumentSize].ToInt32();
response.MaxMessageLength = Math.Max(MongoDefaults.MaxMessageLength, response.MaxDocumentSize + 1024); // derived from maxDocumentSize
if (server.Settings.ReplicaSetName != null) {
var getStatusCommand = new CommandDocument("replSetGetStatus", 1);
var getStatusResult = connection.RunCommand(server, "admin.$cmd", QueryFlags.SlaveOk, getStatusCommand);
var replicaSetName = getStatusResult.Response["set"].AsString;
if (replicaSetName != server.Settings.ReplicaSetName) {
var message = string.Format("Host {0} belongs to a different replica set: {1}", args.EndPoint, replicaSetName);
throw new MongoConnectionException(message);
}
}
} catch {
try { connection.Close(); } catch { } // ignore exceptions
throw;
}
} catch (Exception ex) {
response.Exception = ex;
}
args.ResponseQueue.Enqueue(response);
}
/// <summary>
/// Uploads a GridFS file.
/// </summary>
/// <param name="stream">The source stream.</param>
/// <param name="remoteFileName">The remote file name.</param>
/// <param name="createOptions">The create options.</param>
/// <returns>The file info of the new GridFS file.</returns>
public MongoGridFSFileInfo Upload(
Stream stream,
string remoteFileName,
MongoGridFSCreateOptions createOptions)
{
using (_server.RequestStart(null, ReadPreference.Primary))
{
EnsureIndexes();
var database = GetDatabase(ReadPreference.Primary);
var chunksCollection = GetChunksCollection(database);
var filesCollection = GetFilesCollection(database);
var files_id = createOptions.Id ?? ObjectId.GenerateNewId();
var chunkSize = (createOptions.ChunkSize == 0) ? _settings.ChunkSize : createOptions.ChunkSize;
var buffer = new byte[chunkSize];
var length = 0L;
string md5Client = null;
using (var md5Algorithm = _settings.VerifyMD5 ? MD5.Create() : null)
{
for (var n = 0L; true; n++)
{
// might have to call Stream.Read several times to get a whole chunk
var bytesNeeded = chunkSize;
var bytesRead = 0;
while (bytesNeeded > 0)
{
var partialRead = stream.Read(buffer, bytesRead, bytesNeeded);
if (partialRead == 0)
{
break; // EOF may or may not have a partial chunk
}
bytesNeeded -= partialRead;
bytesRead += partialRead;
}
if (bytesRead == 0)
{
break; // EOF no partial chunk
}
length += bytesRead;
byte[] data = buffer;
if (bytesRead < chunkSize)
{
data = new byte[bytesRead];
Buffer.BlockCopy(buffer, 0, data, 0, bytesRead);
}
var chunk = new BsonDocument
{
{ "_id", ObjectId.GenerateNewId() },
{ "files_id", files_id },
{ "n", (n < int.MaxValue) ? (BsonValue)new BsonInt32((int)n) : new BsonInt64(n) },
{ "data", new BsonBinaryData(data) }
};
chunksCollection.Insert(chunk, _settings.WriteConcern);
if (_settings.VerifyMD5)
{
md5Algorithm.TransformBlock(data, 0, data.Length, null, 0);
}
if (bytesRead < chunkSize)
{
break; // EOF after partial chunk
}
}
if (_settings.VerifyMD5)
{
md5Algorithm.TransformFinalBlock(new byte[0], 0, 0);
md5Client = BsonUtils.ToHexString(md5Algorithm.Hash);
}
}
string md5Server = null;
if (_settings.UpdateMD5 || _settings.VerifyMD5)
{
var md5Command = new CommandDocument
{
{ "filemd5", files_id },
{ "root", _settings.Root }
};
var md5Result = database.RunCommand(md5Command);
md5Server = md5Result.Response["md5"].AsString;
}
if ( _settings.VerifyMD5 && !md5Client.Equals(md5Server, StringComparison.OrdinalIgnoreCase))
{
throw new MongoGridFSException("Upload client and server MD5 hashes are not equal.");
}
var uploadDate = (createOptions.UploadDate == DateTime.MinValue) ? DateTime.UtcNow : createOptions.UploadDate;
var aliases = (createOptions.Aliases != null) ? new BsonArray(createOptions.Aliases) : null;
BsonDocument fileInfo = new BsonDocument
{
{ "_id", files_id },
{ "filename", remoteFileName, !string.IsNullOrEmpty(remoteFileName) }, // optional
{ "length", length },
{ "chunkSize", chunkSize },
{ "uploadDate", uploadDate },
{ "md5", (md5Server == null) ? (BsonValue)BsonNull.Value : new BsonString(md5Server) },
{ "contentType", createOptions.ContentType, !string.IsNullOrEmpty(createOptions.ContentType) }, // optional
{ "aliases", aliases, aliases != null }, // optional
{ "metadata", createOptions.Metadata, createOptions.Metadata != null } // optional
};
filesCollection.Insert(fileInfo, _settings.WriteConcern);
return FindOneById(files_id);
}
}
public MongoExceptionLogCommandResuilt GetTodayLog()
{
//var s = new DbHelper<MongoExceptionLog>();
//var list = s.Where(x => x.ExceptionTime >= DateTime.Now.Date).GroupBy(x => new { x.Action, x.ExceptionTime.Date }).ToList();
//return list;
//创建数据连接
//获取指定数据库
var url = new MongoUrl(conString);
var client = new MongoClient(url);
var server = client.GetServer();
MongoDatabase db = server.GetDatabase(url.DatabaseName);
//var cmd = MongoLogSite.CommonUti.FileUtil.FileToString(System.IO.Path.Combine(rootPath, "exception_statistic.js"));
//IMongoQuery
//BsonJavaScript.Create(cmd);
//IMongoQuery query = Query.Text(cmd);
//var s = query.ToJson();
//var s = db.Eval(cmd); // 无权限
var pipeline = new BsonArray
{
new BsonDocument
{
{
"$match", new BsonDocument
{
{
"ExTime", new BsonDocument
{
{
"$gte", DateTime.Now.Date.AddHours(8)// "ISODate(\"2018-04-17T08:00:00.000+0800\")"
}
}
}
}
}
},
new BsonDocument
{
{ "$group",
new BsonDocument
{
{ "_id", new BsonDocument
{
{
"Action", new BsonDocument
{
{
"$ifNull", new BsonArray
{
new BsonString("$Action"),
new BsonString("$ExMsg"),
//new BsonDocument
//{
// {
// "$substr",new BsonArray
// {
// new BsonString("$ExMsg"),
// new BsonInt32(0),
// new BsonInt32(40),
// }
// }
//}
}
}
} //"$Action"
},
{
"Date", new BsonDocument
{
{
"$dateToString", new BsonDocument
{
{ "format", "%Y-%m-%d" },
{ "date", "$ExTime" }
}
}
}
},
{
"Severity", "$Severity"
}
} },
{
"Count", new BsonDocument
{
{
"$sum", 1
}
}
}
} }
},
//new BsonDocument
//{
// { "$project",new BsonDocument
// {
// {"Action", "$_id.action" },
// {"Date","$_id.date" },
// {"Count",1 },
// {"id",1 },
// }
// }
//},
new BsonDocument
{
{ "$sort", new BsonDocument
{
{ "Count", -1 },
} }
},
};
var command = new CommandDocument
{
{ "aggregate", "ExceptionLog" },
{ "pipeline", pipeline }
};
MongoExceptionLogCommandResuilt result = null;
var cmdResult = db.RunCommand(command);
if (cmdResult.Ok)
{
if (cmdResult.Response != null)
{
result = JsonConvert.DeserializeObject <MongoExceptionLogCommandResuilt>(cmdResult.Response.ToJson());
//result = JSON.Instance.}
}
}
return(result);
}
/// <summary>
/// 初始化
/// </summary>
/// <param name="_CommandDocument"></param>
/// <param name="_RunLevel"></param>
public MongoCommand(CommandDocument _CommandDocument, PathLv _RunLevel)
{
cmdDocument = _CommandDocument;
RunLevel = _RunLevel;
CommandString = String.Empty;
}
/// <summary>
/// Uploads a GridFS file.
/// </summary>
/// <param name="stream">The source stream.</param>
/// <param name="remoteFileName">The remote file name.</param>
/// <param name="createOptions">The create options.</param>
/// <returns>The file info of the new GridFS file.</returns>
public MongoGridFSFileInfo Upload(
Stream stream,
string remoteFileName,
MongoGridFSCreateOptions createOptions
) {
using (database.RequestStart()) {
EnsureIndexes();
var files_id = createOptions.Id ?? BsonObjectId.GenerateNewId();
var chunkSize = createOptions.ChunkSize == 0 ? settings.ChunkSize : createOptions.ChunkSize;
var buffer = new byte[chunkSize];
var length = 0;
for (int n = 0; true; n++) {
int bytesRead = stream.Read(buffer, 0, chunkSize);
if (bytesRead == 0) {
break;
}
length += bytesRead;
byte[] data = buffer;
if (bytesRead < chunkSize) {
data = new byte[bytesRead];
Buffer.BlockCopy(buffer, 0, data, 0, bytesRead);
}
var chunk = new BsonDocument {
{ "_id", BsonObjectId.GenerateNewId() },
{ "files_id", files_id },
{ "n", n },
{ "data", new BsonBinaryData(data) }
};
chunks.Insert(chunk, settings.SafeMode);
if (bytesRead < chunkSize) {
break;
}
}
var md5Command = new CommandDocument {
{ "filemd5", files_id },
{ "root", settings.Root }
};
var md5Result = database.RunCommand(md5Command);
var md5 = md5Result.Response["md5"].AsString;
var uploadDate = createOptions.UploadDate == DateTime.MinValue ? DateTime.UtcNow : createOptions.UploadDate;
BsonDocument fileInfo = new BsonDocument {
{ "_id", files_id },
{ "filename", remoteFileName },
{ "length", length },
{ "chunkSize", chunkSize },
{ "uploadDate", uploadDate },
{ "md5", md5 },
{ "contentType", createOptions.ContentType }, // optional
{ "aliases", BsonArray.Create((IEnumerable<string>) createOptions.Aliases) }, // optional
{ "metadata", createOptions.Metadata } // optional
};
files.Insert(fileInfo, settings.SafeMode);
return FindOneById(files_id);
}
}
/// <summary>
/// Uploads a GridFS file.
/// </summary>
/// <param name="stream">The source stream.</param>
/// <param name="remoteFileName">The remote file name.</param>
/// <param name="createOptions">The create options.</param>
/// <returns>The file info of the new GridFS file.</returns>
public MongoGridFSFileInfo Upload(
Stream stream,
string remoteFileName,
MongoGridFSCreateOptions createOptions
) {
using (database.RequestStart(false)) { // not slaveOk
EnsureIndexes();
var files_id = createOptions.Id ?? BsonObjectId.GenerateNewId();
var chunkSize = createOptions.ChunkSize == 0 ? settings.ChunkSize : createOptions.ChunkSize;
var buffer = new byte[chunkSize];
var length = 0;
string md5Client;
using (var md5Algorithm = MD5.Create()) {
for (int n = 0; true; n++) {
// might have to call Stream.Read several times to get a whole chunk
var bytesNeeded = chunkSize;
var bytesRead = 0;
while (bytesNeeded > 0) {
var partialRead = stream.Read(buffer, bytesRead, bytesNeeded);
if (partialRead == 0) {
break; // EOF may or may not have a partial chunk
}
bytesNeeded -= partialRead;
bytesRead += partialRead;
}
if (bytesRead == 0) {
break; // EOF no partial chunk
}
length += bytesRead;
byte[] data = buffer;
if (bytesRead < chunkSize) {
data = new byte[bytesRead];
Buffer.BlockCopy(buffer, 0, data, 0, bytesRead);
}
var chunk = new BsonDocument {
{ "_id", BsonObjectId.GenerateNewId() },
{ "files_id", files_id },
{ "n", n },
{ "data", new BsonBinaryData(data) }
};
chunks.Insert(chunk, settings.SafeMode);
md5Algorithm.TransformBlock(data, 0, data.Length, null, 0);
if (bytesRead < chunkSize) {
break; // EOF after partial chunk
}
}
md5Algorithm.TransformFinalBlock(new byte[0], 0, 0);
md5Client = BsonUtils.ToHexString(md5Algorithm.Hash);
}
var md5Command = new CommandDocument {
{ "filemd5", files_id },
{ "root", settings.Root }
};
var md5Result = database.RunCommand(md5Command);
var md5Server = md5Result.Response["md5"].AsString;
if (!md5Client.Equals(md5Server, StringComparison.OrdinalIgnoreCase)) {
throw new MongoGridFSException("Upload client and server MD5 hashes are not equal.");
}
var uploadDate = createOptions.UploadDate == DateTime.MinValue ? DateTime.UtcNow : createOptions.UploadDate;
BsonDocument fileInfo = new BsonDocument {
{ "_id", files_id },
{ "filename", remoteFileName },
{ "length", length },
{ "chunkSize", chunkSize },
{ "uploadDate", uploadDate },
{ "md5", md5Server },
{ "contentType", createOptions.ContentType }, // optional
{ "aliases", BsonArray.Create(createOptions.Aliases) }, // optional
{ "metadata", createOptions.Metadata } // optional
};
files.Insert(fileInfo, settings.SafeMode);
return FindOneById(files_id);
}
}
public void SetupCollection()
{
var uri = new MongoUrl(ConnectionString);
var client = new MongoClient(uri);
MongoDatabase db = client.GetServer().GetDatabase(uri.DatabaseName);
Int64 cappedSize;
if (!Int64.TryParse(CappedSizeInMb, out cappedSize))
{
cappedSize = 5 * 1024L;
}
if (!db.CollectionExists(CollectionName))
{
CollectionOptionsBuilder options = CollectionOptions
.SetCapped(true)
.SetMaxSize(1024L * 1024L * cappedSize); //5 gb.
db.CreateCollection(CollectionName, options);
}
LogCollection = db.GetCollection(CollectionName);
var builder = new IndexOptionsBuilder();
const string ttlIndex = FieldNames.Timestamp + "_-1";
var index = LogCollection.GetIndexes().SingleOrDefault(x => x.Name == ttlIndex);
if (index != null)
{
if (ExpireAfter != null)
{
if (index.TimeToLive != ExpireAfter.ToTimeSpan())
{
var d = new CommandDocument()
{
{ "collMod", CollectionName },
{
"index", new BsonDocument
{
{ "keyPattern", new BsonDocument {
{ FieldNames.Timestamp, -1 }
} },
{ "expireAfterSeconds", (int)(ExpireAfter.ToTimeSpan().TotalSeconds) }
}
}
};
db.RunCommand(d);
}
}
}
else
{
if (ExpireAfter != null)
{
builder.SetTimeToLive(ExpireAfter.ToTimeSpan());
}
LogCollection.CreateIndex(IndexKeys.Descending(FieldNames.Timestamp), builder);
}
LogCollection.CreateIndex(IndexKeys
.Ascending(FieldNames.Level, FieldNames.Thread, FieldNames.Loggername)
);
}
