OnixS C++ CME iLink 3 Binary Order Entry Handler 1.19.0
API Documentation
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SessionSettings Class Reference

Classes

struct  Default
struct  Key

Public Types

typedef std::vector< std::string > LicenseStores

Public Member Functions

 SessionSettings ()
const std::string & sessionId () const noexcept
SessionSettings & sessionId (const std::string &value)
const std::string & firmId () const noexcept
SessionSettings & firmId (const std::string &value)
const std::string & accessKey () const noexcept
SessionSettings & accessKey (const std::string &value)
const std::string & secretKey () const noexcept
SessionSettings & secretKey (const std::string &value)
const std::string & tradingSystemName () const noexcept
SessionSettings & tradingSystemName (const std::string &value)
const std::string & tradingSystemVersion () const noexcept
SessionSettings & tradingSystemVersion (const std::string &value)
const std::string & tradingSystemVendor () const noexcept
SessionSettings & tradingSystemVendor (const std::string &value)
ThreadingModel::Enum threadingModel () const noexcept
SessionSettings & threadingModel (ThreadingModel::Enum value)
unsigned receiveSpinningTimeout () const noexcept
SessionSettings & receiveSpinningTimeout (unsigned usecTimeout)
unsigned sendSpinningTimeout () const noexcept
SessionSettings & sendSpinningTimeout (unsigned usecTimeout)
unsigned messageGrouping () const noexcept
SessionSettings & messageGrouping (unsigned value)
SessionSettings & resetToDefaults ()
SessionSettings & addLicenseStore (const std::string &value)
SessionSettings & licenseStore (const std::string &value)
const LicenseStores & licenseStores () const noexcept
unsigned licenseAlertingDaysBeforeExpiration () const noexcept
SessionSettings & licenseAlertingDaysBeforeExpiration (unsigned days)
const std::string & localNetworkInterface () const noexcept
SessionSettings & localNetworkInterface (const std::string &value)
const std::string & logFileName () const noexcept
SessionSettings & logFileName (const std::string &value)
const std::string & storageDirectory () const noexcept
SessionSettings & storageDirectory (const std::string &value)
bool localTimeUsage () const noexcept
SessionSettings & localTimeUsage (bool)
Messaging::UInt64 fileBasedStorageSegmentSize () const noexcept
SessionSettings & fileBasedStorageSegmentSize (Messaging::UInt64 value)
unsigned asyncFileBasedStorageQueueMaxSize () const noexcept
SessionSettings & asyncFileBasedStorageQueueMaxSize (unsigned value)
const CpuIndexes & asyncFileBasedStorageThreadAffinity () const noexcept
SessionSettings & asyncFileBasedStorageThreadAffinity (const CpuIndexes &cpuIndexes)
bool ignoreFileBasedStorageIntegrityErrors () const noexcept
SessionSettings & ignoreFileBasedStorageIntegrityErrors (bool)
bool logBeforeSending () const noexcept
SessionSettings & logBeforeSending (bool before)
unsigned reconnectAttempts () const noexcept
SessionSettings & reconnectAttempts (unsigned reconnectAttempts)
unsigned reconnectInterval () const noexcept
SessionSettings & reconnectInterval (unsigned value)
int socketReceiveBufferSize () const noexcept
SessionSettings & socketReceiveBufferSize (int bufferSize)
unsigned reasonableTransmissionTime () const noexcept
SessionSettings & reasonableTransmissionTime (unsigned percentage)
int socketSendBufferSize () const noexcept
SessionSettings & socketSendBufferSize (int bufferSize)
const CpuIndexes & threadPoolAffinity () const noexcept
SessionSettings & threadPoolAffinity (const CpuIndexes &cpuIndexes)
int threadPoolPriority () const noexcept
SessionSettings & threadPoolPriority (int priority)
int threadPoolPolicy () const noexcept
SessionSettings & threadPoolPolicy (int policy)
bool tcpNoDelayOption () const noexcept
SessionSettings & tcpNoDelayOption (bool value)
unsigned threadPoolSize () const noexcept
SessionSettings & threadPoolSize (unsigned numberOfThreads)
unsigned keepAliveInterval () const noexcept
SessionSettings & keepAliveInterval (unsigned milliseconds)
bool reportNewMessagesWhileWaitingForMissedMessages () const noexcept
SessionSettings & reportNewMessagesWhileWaitingForMissedMessages (bool report)
SessionSettings & localPortRange (PortRange range)
PortRange localPortRange () const noexcept
SessionSettings & messagingSchemaVersion (Messaging::SchemaVersion schema)
Messaging::SchemaVersion messagingSchemaVersion () const noexcept
bool detectMessageGapForPreviousUuid () const noexcept
SessionSettings & detectMessageGapForPreviousUuid (bool detectGap)
bool useSpinLock () const noexcept
SessionSettings & useSpinLock (bool value)
bool enableRxTimestamp () const noexcept
LogLevel::Enum logLevel () const noexcept
SessionSettings & logLevel (LogLevel::Enum value)
LogSettings::Enum loggerOptions () const noexcept
SessionSettings & loggerOptions (LogSettings::Enum value)
SessionSettings & enableRxTimestamp (bool value)
SessionSettings & load (const std::string &configFile)
std::string toString () const

Static Public Attributes

static const int UseOsDefaultSocketBufferSize = -1

Detailed Description

Definition at line 39 of file SessionSettings.h.

Member Typedef Documentation

◆ LicenseStores

typedef std::vector<std::string> LicenseStores

Folders that contain license file(s).

Definition at line 193 of file SessionSettings.h.

Constructor & Destructor Documentation

◆ SessionSettings()

SessionSettings ( )

Member Function Documentation

◆ accessKey() [1/2]

const std::string & accessKey ( ) const
inlinenoexcept
Returns
the access key that was assigned by the exchange.

The default value is empty.

Definition at line 73 of file SessionSettings.h.

◆ accessKey() [2/2]

SessionSettings & accessKey ( const std::string & value)

Sets the access key that was assigned by the exchange.

◆ addLicenseStore()

SessionSettings & addLicenseStore ( const std::string & value)

Adds the path to the folder that contains license file(s).

◆ asyncFileBasedStorageQueueMaxSize() [1/2]

unsigned asyncFileBasedStorageQueueMaxSize ( ) const
inlinenoexcept
Returns
the maximum size of the asynchronous session storage queue.

By default, the size is unlimited.

Definition at line 296 of file SessionSettings.h.

◆ asyncFileBasedStorageQueueMaxSize() [2/2]

SessionSettings & asyncFileBasedStorageQueueMaxSize ( unsigned value)

Sets the maximum size of the asynchronous session storage queue.

◆ asyncFileBasedStorageThreadAffinity() [1/2]

const CpuIndexes & asyncFileBasedStorageThreadAffinity ( ) const
inlinenoexcept
Returns
the CPU index(es) for affinity of the asynchronous session storage threads.

By default, the affinity is not set.

Definition at line 308 of file SessionSettings.h.

◆ asyncFileBasedStorageThreadAffinity() [2/2]

SessionSettings & asyncFileBasedStorageThreadAffinity ( const CpuIndexes & cpuIndexes)

Specifies the CPU index(es) for affinity of the asynchronous session storage threads.

◆ detectMessageGapForPreviousUuid() [1/2]

bool detectMessageGapForPreviousUuid ( ) const
inlinenoexcept
Returns
the value of the option to detect the message gap for the previous UUID.

The default value is true.

Definition at line 526 of file SessionSettings.h.

◆ detectMessageGapForPreviousUuid() [2/2]

SessionSettings & detectMessageGapForPreviousUuid ( bool detectGap)

Sets the value of the option to detect the message gap for the previous UUID.

◆ enableRxTimestamp() [1/2]

bool enableRxTimestamp ( ) const
inlinenoexcept
Returns
the value of the option to enable received data timestamp.

The default value is false.

Definition at line 550 of file SessionSettings.h.

◆ enableRxTimestamp() [2/2]

SessionSettings & enableRxTimestamp ( bool value)

Sets the value of the option to enable received data timestamp.

Note
available on Linux only

◆ fileBasedStorageSegmentSize() [1/2]

Messaging::UInt64 fileBasedStorageSegmentSize ( ) const
inlinenoexcept
Returns
the segment size for the file-based session storage.

The default value is Default::FileBasedStorageSegmentSize.

Definition at line 284 of file SessionSettings.h.

◆ fileBasedStorageSegmentSize() [2/2]

SessionSettings & fileBasedStorageSegmentSize ( Messaging::UInt64 value)

Sets the segment size for file-based session storage.

◆ firmId() [1/2]

const std::string & firmId ( ) const
inlinenoexcept
Returns
the firm id that was assigned by the exchange.

The default value is empty.

Definition at line 61 of file SessionSettings.h.

◆ firmId() [2/2]

SessionSettings & firmId ( const std::string & value)

Sets the firm id that was assigned by the exchange.

◆ ignoreFileBasedStorageIntegrityErrors() [1/2]

bool ignoreFileBasedStorageIntegrityErrors ( ) const
inlinenoexcept
Returns
The file-based storage integrity errors checking mode:
  • true - ignore errors and create a new storage
  • false - throw an exception

The default value is Default::IgnoreFileBasedStorageIntegrityErrors.

Definition at line 323 of file SessionSettings.h.

◆ ignoreFileBasedStorageIntegrityErrors() [2/2]

SessionSettings & ignoreFileBasedStorageIntegrityErrors ( bool )

Sets the file-based storage integrity errors checking mode.

◆ keepAliveInterval() [1/2]

unsigned keepAliveInterval ( ) const
inlinenoexcept
Returns
the longest time in milliseconds the client system can remain silent before sending a message.

The default value is Default::KeepAliveInterval.

Definition at line 473 of file SessionSettings.h.

◆ keepAliveInterval() [2/2]

SessionSettings & keepAliveInterval ( unsigned milliseconds)

Sets the longest time in milliseconds the client system can remain silent before sending a message.

Note
Allowed range is between 5000 - 60000. Any value outside this range will be rejected.

◆ licenseAlertingDaysBeforeExpiration() [1/2]

unsigned licenseAlertingDaysBeforeExpiration ( ) const
inlinenoexcept
Returns
the number of days to alert before the license expiration.

The default value is Default::LicenseAlertingDaysBeforeExpiration.

Definition at line 207 of file SessionSettings.h.

◆ licenseAlertingDaysBeforeExpiration() [2/2]

SessionSettings & licenseAlertingDaysBeforeExpiration ( unsigned days)
inline

Sets the number of days to alert before the license expiration.

If the amount of remaining license days is less or equal to this number, then the warning is reported to the Handler's log.

The verification is performed during the Session::connect call.

Definition at line 218 of file SessionSettings.h.

◆ licenseStore()

SessionSettings & licenseStore ( const std::string & value)

Sets the path to the folder that contains license file(s).

◆ licenseStores()

const LicenseStores & licenseStores ( ) const
inlinenoexcept
Returns
path(s) to the folder that contains license file(s).

The default value is '.'.

Definition at line 199 of file SessionSettings.h.

◆ load()

SessionSettings & load ( const std::string & configFile)

Loads the settings from the given configuration file.

See also
Key

◆ localNetworkInterface() [1/2]

const std::string & localNetworkInterface ( ) const
inlinenoexcept
Returns
The interface name or IP-address from which the Handler connects to the counterparty.

The default value is empty.

Definition at line 227 of file SessionSettings.h.

◆ localNetworkInterface() [2/2]

SessionSettings & localNetworkInterface ( const std::string & value)

Specifies the local interface from which the Handler connects to the counterparty.

Each local interface specification could specify the local IP address and port. For instance, localhost and 192.168.0.1:4501 are valid values.

◆ localPortRange() [1/2]

PortRange localPortRange ( ) const
inlinenoexcept
Returns
the range of the local ports to be used

Definition at line 506 of file SessionSettings.h.

◆ localPortRange() [2/2]

SessionSettings & localPortRange ( PortRange range)

Sets the range of the local ports to be used.

◆ localTimeUsage() [1/2]

bool localTimeUsage ( ) const
inlinenoexcept
Returns
the usage of the local time in Handler events and log files.

The default value is Default::LocalTimeUsage.

Definition at line 270 of file SessionSettings.h.

◆ localTimeUsage() [2/2]

SessionSettings & localTimeUsage ( bool )

Specifies the usage of the local time in Handler events and log files.

If it is true, then the local time is used; otherwise - UTC.

◆ logBeforeSending() [1/2]

bool logBeforeSending ( ) const
inlinenoexcept
Returns
true if outbound messages are logged before sending, 'false' otherwise.

The default value is Default::LogBeforeSending.

Definition at line 335 of file SessionSettings.h.

◆ logBeforeSending() [2/2]

SessionSettings & logBeforeSending ( bool before)

Controls the order of logging and sending outbound messages.

Parameters
beforeif 'true' then outbound messages are logged before sending.

◆ logFileName() [1/2]

const std::string & logFileName ( ) const
inlinenoexcept
Returns
the Handler log file name.

The default value is HandlerLog.txt.

Definition at line 242 of file SessionSettings.h.

◆ logFileName() [2/2]

SessionSettings & logFileName ( const std::string & value)

Specifies the Handler log file name.

◆ loggerOptions() [1/2]

LogSettings::Enum loggerOptions ( ) const
inlinenoexcept
Returns
the the the logger options.

The default value is LogLevel::Info.

Definition at line 570 of file SessionSettings.h.

◆ loggerOptions() [2/2]

SessionSettings & loggerOptions ( LogSettings::Enum value)

Sets the the logger options.

◆ logLevel() [1/2]

LogLevel::Enum logLevel ( ) const
inlinenoexcept
Returns
the severity level of log messages.

The default value is LogLevel::Info.

Definition at line 558 of file SessionSettings.h.

◆ logLevel() [2/2]

SessionSettings & logLevel ( LogLevel::Enum value)

Sets the severity level of log messages.

◆ messageGrouping() [1/2]

unsigned messageGrouping ( ) const
inlinenoexcept
Returns
the message grouping mode.
  • 0 means default grouping - the messages are sent immediately, and pending messages (if any) are grouped till reaching of the TCP buffer size.
  • 1 means the messages are sent immediately and never grouped.
  • 2 (or higher) means the messages are sent immediately, and pending messages are grouped by 2 (or higher).

The default value is Default::MessageGrouping.

Definition at line 173 of file SessionSettings.h.

◆ messageGrouping() [2/2]

SessionSettings & messageGrouping ( unsigned value)

Sets the message grouping mode.

◆ messagingSchemaVersion() [1/2]

Messaging::SchemaVersion messagingSchemaVersion ( ) const
inlinenoexcept
Returns
the version of the message schema.

Definition at line 518 of file SessionSettings.h.

◆ messagingSchemaVersion() [2/2]

SessionSettings & messagingSchemaVersion ( Messaging::SchemaVersion schema)

Specifies the version of the message schema.

Allowed range is between Messaging::SchemaTraits::MinimalVersion - Messaging::SchemaTraits::Version. The default value is Messaging::SchemaTraits::Version.

◆ reasonableTransmissionTime() [1/2]

unsigned reasonableTransmissionTime ( ) const
inlinenoexcept
Returns
the reasonable transmission time - as the percentage from the KeepAliveInterval value.

The default value is Default::ReasonableTransmissionTime.

Definition at line 392 of file SessionSettings.h.

◆ reasonableTransmissionTime() [2/2]

SessionSettings & reasonableTransmissionTime ( unsigned percentage)

Sets the reasonable transmission time - as the percentage from the KeepAliveInterval value.

◆ receiveSpinningTimeout() [1/2]

unsigned receiveSpinningTimeout ( ) const
inlinenoexcept
Returns
the receive spinning timeout (microseconds).

The default value is Default::ReceiveSpinningTimeout.

Definition at line 145 of file SessionSettings.h.

◆ receiveSpinningTimeout() [2/2]

SessionSettings & receiveSpinningTimeout ( unsigned usecTimeout)

Sets the receive spinning timeout (microseconds).

◆ reconnectAttempts() [1/2]

unsigned reconnectAttempts ( ) const
inlinenoexcept
Returns
the maximum number of tries to restore the telecommunications link.

The default value is Default::ReconnectAttempts.

Definition at line 349 of file SessionSettings.h.

◆ reconnectAttempts() [2/2]

SessionSettings & reconnectAttempts ( unsigned reconnectAttempts)

Sets the maximum number of tries to restore the telecommunications link.

◆ reconnectInterval() [1/2]

unsigned reconnectInterval ( ) const
inlinenoexcept
Returns
the time interval between retries to restore the telecommunications link (seconds).

The default value is Default::ReconnectInterval.

Definition at line 361 of file SessionSettings.h.

◆ reconnectInterval() [2/2]

SessionSettings & reconnectInterval ( unsigned value)

Sets the time interval between retries to restore the telecommunications link (seconds).

Should not be zero.

◆ reportNewMessagesWhileWaitingForMissedMessages() [1/2]

bool reportNewMessagesWhileWaitingForMissedMessages ( ) const
inlinenoexcept
Returns
true if new messages are reported even when the message gap is detected, and the reply on the Retransmit Request message is expected; otherwise - false.

The default value is Default::ReportNewMessagesWhileWaitingForMissedMessages.

Definition at line 490 of file SessionSettings.h.

◆ reportNewMessagesWhileWaitingForMissedMessages() [2/2]

SessionSettings & reportNewMessagesWhileWaitingForMissedMessages ( bool report)

Sets the option to report new messages even when the message gap is detected, and the reply on the Retransmit Request message is expected.

◆ resetToDefaults()

SessionSettings & resetToDefaults ( )

Resets the settings to the default values.

◆ secretKey() [1/2]

const std::string & secretKey ( ) const
inlinenoexcept
Returns
the secret key that was assigned by the exchange.

The default value is empty.

Definition at line 85 of file SessionSettings.h.

◆ secretKey() [2/2]

SessionSettings & secretKey ( const std::string & value)

Sets the secret key that was assigned by the exchange.

◆ sendSpinningTimeout() [1/2]

unsigned sendSpinningTimeout ( ) const
inlinenoexcept
Returns
the send spinning timeout (microseconds).

The default value is Default::SendSpinningTimeout.

Definition at line 157 of file SessionSettings.h.

◆ sendSpinningTimeout() [2/2]

SessionSettings & sendSpinningTimeout ( unsigned usecTimeout)

Sets the send spinning timeout (microseconds).

◆ sessionId() [1/2]

const std::string & sessionId ( ) const
inlinenoexcept
Returns
the session id that was assigned by the exchange.

The default value is empty.

Definition at line 49 of file SessionSettings.h.

◆ sessionId() [2/2]

SessionSettings & sessionId ( const std::string & value)

Sets the session id that was assigned by the exchange.

◆ socketReceiveBufferSize() [1/2]

int socketReceiveBufferSize ( ) const
inlinenoexcept
Returns
the socket receive buffer size.

The default value is Default::SocketReceiveBufferSize.

Definition at line 377 of file SessionSettings.h.

◆ socketReceiveBufferSize() [2/2]

SessionSettings & socketReceiveBufferSize ( int bufferSize)

Sets the socket receive buffer size.

Parameters
bufferSizethe size of the socket receive buffer size. If SessionSettings::UseOsDefaultSocketBufferSize then the default operating system value is used.

◆ socketSendBufferSize() [1/2]

int socketSendBufferSize ( ) const
inlinenoexcept
Returns
the size of the socket send buffer size.

The default value is Default::SocketSendBufferSize.

Definition at line 404 of file SessionSettings.h.

◆ socketSendBufferSize() [2/2]

SessionSettings & socketSendBufferSize ( int bufferSize)

Sets the size of the socket send buffer size.

Parameters
bufferSizethe size of the socket send buffer size. If SessionSettings::UseOsDefaultSocketBufferSize then the default operating system value is used.

◆ storageDirectory() [1/2]

const std::string & storageDirectory ( ) const
inlinenoexcept
Returns
the Session Storage directory.

Inbound and outbound messages, session's state data and the Handler log file are stored in this directory.

The default value is MsgStorage.

Definition at line 256 of file SessionSettings.h.

◆ storageDirectory() [2/2]

SessionSettings & storageDirectory ( const std::string & value)

Sets the Session Storage directory.

Inbound and outbound messages, session's state data and the Handler log file are stored in this directory.

◆ tcpNoDelayOption() [1/2]

bool tcpNoDelayOption ( ) const
inlinenoexcept
Returns
the value of the option to improve latency at the expense of message throughput (the TCP_NODELAY socket option).

The default value is Default::TcpNoDelayOption.

Definition at line 449 of file SessionSettings.h.

◆ tcpNoDelayOption() [2/2]

SessionSettings & tcpNoDelayOption ( bool value)

Sets the value of the option to improve latency at the expense of message throughput (the TCP_NODELAY socket option).

◆ threadingModel() [1/2]

ThreadingModel::Enum threadingModel ( ) const
inlinenoexcept
Returns
the threading model.

The default value is Default::ThreadingModelValue.

Definition at line 133 of file SessionSettings.h.

◆ threadingModel() [2/2]

SessionSettings & threadingModel ( ThreadingModel::Enum value)

Sets the threading model.

◆ threadPoolAffinity() [1/2]

const CpuIndexes & threadPoolAffinity ( ) const
inlinenoexcept
Returns
the thread pool affinity.

Definition at line 417 of file SessionSettings.h.

◆ threadPoolAffinity() [2/2]

SessionSettings & threadPoolAffinity ( const CpuIndexes & cpuIndexes)

Sets the thread pool affinity.

◆ threadPoolPolicy() [1/2]

int threadPoolPolicy ( ) const
inlinenoexcept
Returns
the thread pool policy.

Definition at line 437 of file SessionSettings.h.

◆ threadPoolPolicy() [2/2]

SessionSettings & threadPoolPolicy ( int policy)

Sets the thread pool policy.

◆ threadPoolPriority() [1/2]

int threadPoolPriority ( ) const
inlinenoexcept
Returns
the thread pool priority.

Definition at line 427 of file SessionSettings.h.

◆ threadPoolPriority() [2/2]

SessionSettings & threadPoolPriority ( int priority)

Sets the thread pool priority.

◆ threadPoolSize() [1/2]

unsigned threadPoolSize ( ) const
inlinenoexcept
Returns
the size of the shared thread pool.

The default value is Default::ThreadPoolSize.

Definition at line 461 of file SessionSettings.h.

◆ threadPoolSize() [2/2]

SessionSettings & threadPoolSize ( unsigned numberOfThreads)

Sets the size of the shared thread pool.

◆ toString()

std::string toString ( ) const
Returns
the human-friendly description.

◆ tradingSystemName() [1/2]

const std::string & tradingSystemName ( ) const
inlinenoexcept
Returns
the trading system name.

The default value is empty.

Definition at line 97 of file SessionSettings.h.

◆ tradingSystemName() [2/2]

SessionSettings & tradingSystemName ( const std::string & value)

Sets the trading system name.

◆ tradingSystemVendor() [1/2]

const std::string & tradingSystemVendor ( ) const
inlinenoexcept
Returns
the trading system vendor.

The default value is empty.

Definition at line 121 of file SessionSettings.h.

◆ tradingSystemVendor() [2/2]

SessionSettings & tradingSystemVendor ( const std::string & value)

Sets the trading system vendor.

◆ tradingSystemVersion() [1/2]

const std::string & tradingSystemVersion ( ) const
inlinenoexcept
Returns
the trading system version.

The default value is empty.

Definition at line 109 of file SessionSettings.h.

◆ tradingSystemVersion() [2/2]

SessionSettings & tradingSystemVersion ( const std::string & value)

Sets the trading system version.

◆ useSpinLock() [1/2]

bool useSpinLock ( ) const
inlinenoexcept
Returns
the value of the option to use spin lock.

The default value is false.

Definition at line 538 of file SessionSettings.h.

◆ useSpinLock() [2/2]

SessionSettings & useSpinLock ( bool value)

Sets the value of the option to the option to use spin lock.

Member Data Documentation

◆ UseOsDefaultSocketBufferSize

const int UseOsDefaultSocketBufferSize = -1
static

Specifies the usage of the operating system default socket buffer size.

Definition at line 371 of file SessionSettings.h.