Code design

Todo

• Link to refactor proposal.

• Change this page when refactoring is implemented.

UML classes diagram

classes_original.svg

Packages diagram

packages_sbws.svg

scanner threads

• TorEventListener: the thread that runs Tor and listens for events.

• ResultDump: the thread that get the measurement results from a queue every second.

• multiprocessing.ThreadPool starts 3 independent threads: - workers_thread - tasks_thread - results_thread

• measurement threads: they execute sbws.core.scanner.measure_relay() There’ll be a maximum of 3 by default.

Critical sections

Data types that are read or wrote from the threads.

Call graph

Initialization calls to the moment where the measurement threads start.

callgraph.png