Server.py – Server

Server class that simualtes a server behaving as defined in the AUTOSAT standard. Each server instance is executed as a single process.

Classes

Server

class Server.Server(config, q, writer, clientQueues, attackers, stopQueue, verbose=False)

Initialization of the server object.

Parameters:

• config – Own server configuration.
• q – Own queue for receiving messages from clients.
• writer – Queue for writing out a packet.
• clientQueues – Queues of all available clients.
• attackers – Attacker Queue as the attacker is implemented as MitM.
• stopQueues – A DONE is sent to this queue if on q a DONE is received.
• verbose – If set to True, more output is printed, default=False

setName(name)

Setter for the own server name.

Functions

server

Server.server(s)

Main service function that initializes the server object, waits for incomming clients requests and responds to them.

msgTypeSupported

Server.msgTypeSupported(msgType)

Checks whether or not the requested message type is supported.

checkServiceAndMethodKnown

Server.checkServiceAndMethodKnown(service, serviceID, methodID)

Checks whether or not the requested service and method are provided by this instance.

requestedMethodIsRequest

Server.requestedMethodIsRequest(service, serviceID, methodID)

Checks whether or not the requested service and method is of type REQUEST.

generateRandomReply

Server.generateRandomReply(errorRate, verbose, name)

Generates a random reply, with a certain defined probability, otherwise an error is sent back.

sendReply

Server.sendReply(msgType, msgRet, client, reply, timestamp, s)

Putting everything together and send the reply/error.

Parameters:

• msgType – The used message type for the reply.
• msgRet – The used return/error code for the reply.
• client – The client the message is sent to.
• reply – The content of the reply.
• timestamp – The timestamp that shall be used.
• s – Own server instance.