SctpServer

simple module

Server app for SCTP-based request-reply protocols. Handles a single session (and SCTP connection) at a time.

Inheritance diagram

The following diagram shows inheritance relationships for this type. Unresolved types are missing from the diagram.

Parameters

Name	Type	Default value	Description
localAddress	string	""	comma separated list of addresses
localPort	int	0	port number to listen on
echo	bool	false	echoes received packages when true
echoDelay	double	0s
delayFirstRead	double	0s
readingInterval	double	0s
messagesToPush	int	0
numPacketsToSendPerClient	int	0	number of requests sent per session
numPacketsToReceivePerClient	int	1
requestLength	int	1452	length of a request (bytes)
thinkTime	double	0s	time gap between requests
waitToClose	double	0s	time to wait between last message sent and abort
finishEndsSimulation	bool	false
ordered	bool	true
inboundStreams	int	17
outboundStreams	int	1
queueSize	int	0
prMethod	int	0	0=NONE, 1=PR_TTL, 2=PR_RTX, 3=PR_PRIO, 4=PR_STRRST
prValue	double	0	for PR-SCTP
streamReset	bool	false
streamRequestTime	double	0s
streamToReset	int	0
streamPriorities	string	""

Gates

Name	Direction	Size	Description
socketIn	input
socketOut	output

Direct method calls (observed)

call to	function	info
MessageDispatcher	inet::MessageDispatcher::arrived	arrived

Incoming messages (observed)

gate	msg	kind	srcModule	tags
socketIn	Indication	10 (SctpStatusInd::SCTP_I_ABORT)	Sctp	SctpCommandReq, SocketInd
socketIn	Indication	13 (SctpStatusInd::SCTP_I_SHUTDOWN_RECEIVED)	Sctp	SctpCommandReq, SocketInd
socketIn	Indication	2 (SctpStatusInd::SCTP_I_DATA_NOTIFICATION)	Sctp	SctpCommandReq, SocketInd
socketIn	Indication	21 (SctpStatusInd::SCTP_I_SENDSOCKETOPTIONS)	Sctp	SctpCommandReq, SocketInd
socketIn	Indication	22 (SctpStatusInd::SCTP_I_AVAILABLE)	Sctp	SctpAvailableReq, SocketInd
socketIn	Indication	3 (SctpStatusInd::SCTP_I_ESTABLISHED)	Sctp	SctpConnectReq, SocketInd
socketIn	Indication	4 (SctpStatusInd::SCTP_I_PEER_CLOSED)	Sctp	SctpCommandReq, SocketInd
socketIn	Indication	5 (SctpStatusInd::SCTP_I_CLOSED)	Sctp	SctpCommandReq, SocketInd
socketIn	Packet	1 (SctpStatusInd::SCTP_I_DATA)	Sctp	SctpRcvReq, SocketInd

Outgoing messages (observed)

gate	msg	kind	destModule	tags
socketOut	Request	15 (SctpCommandCode::SCTP_C_NO_OUTSTANDING)	Sctp	DispatchProtocolReq, SctpCommandReq, SocketReq
socketOut	Request	2 (SctpCommandCode::SCTP_C_OPEN_PASSIVE)	Sctp	DispatchProtocolReq, SctpOpenReq, SocketReq
socketOut	Request	22 (SctpCommandCode::SCTP_C_GETSOCKETOPTIONS)	Sctp	DispatchProtocolReq, SctpSendReq, SocketReq
socketOut	Request	25 (SctpCommandCode::SCTP_C_ACCEPT_SOCKET_ID)	Sctp	DispatchProtocolReq, SctpAvailableReq, SocketReq
socketOut	Request	6 (SctpCommandCode::SCTP_C_ABORT)	Sctp	DispatchProtocolReq, SctpSendReq, SocketReq
socketOut	Request	8 (SctpCommandCode::SCTP_C_RECEIVE)	Sctp	DispatchProtocolReq, SctpSendReq, SocketReq

Packet operations (observed)

chunkType	packetAction
	peekData

Shared Tagging operations (observed)

tagType	tagAction
DispatchProtocolReq	addTag, addTagIfAbsent
SctpAvailableReq	addTag, getTag
SctpCommandReq	addTag, findTag
SctpConnectReq	getTag
SctpOpenReq	addTag
SctpRcvReq	findTag
SctpSendReq	addTag
SocketInd	getTag
SocketReq	addTag, addTagIfAbsent

Region Tagging operations (observed)

tagType	tagAction
CreationTimeTag	getAllTags

Source code

//
// Server app for SCTP-based request-reply protocols.
// Handles a single session (and SCTP connection) at a time.
//
simple SctpServer like IApp
{
    parameters:
        string localAddress = default(""); // comma separated list of addresses
        int localPort = default(0); // port number to listen on
        bool echo = default(false);  // echoes received packages when true
        volatile double echoDelay @unit(s) = default(0s);
        double delayFirstRead @unit(s) = default(0s);
        volatile double readingInterval @unit(s) = default(0s);
        int messagesToPush = default(0);
        int numPacketsToSendPerClient = default(0); // number of requests sent per session
        int numPacketsToReceivePerClient = default(1);
        int requestLength = default(1452); // length of a request (bytes)
        volatile double thinkTime @unit(s) = default(0s); // time gap between requests
        double waitToClose @unit(s) = default(0s); //time to wait between last message sent and abort
        bool finishEndsSimulation = default(false);
        bool ordered = default(true);
        int inboundStreams = default(17);
        int outboundStreams = default(1);
        int queueSize = default(0);
        int prMethod = default(0);  //0=NONE, 1=PR_TTL, 2=PR_RTX, 3=PR_PRIO, 4=PR_STRRST
        double prValue = default(0); //for PR-SCTP
        bool streamReset = default(false);
        double streamRequestTime @unit(s) = default(0s);
        int streamToReset = default(0);
        string streamPriorities = default("");
    gates:
        input socketIn;
        output socketOut;
}

File: src/inet/applications/sctpapp/SctpServer.ned