1 files changed, 209 insertions, 0 deletions
diff --git a/lib/chutney/Testing.py b/lib/chutney/Testing.py
new file mode 100644
index 0000000..ad69b52
--- /dev/null
+++ b/lib/chutney/Testing.py
@@ -0,0 +1,209 @@
+import Queue
+import stem.control
+import logging
+
+# Introduction Point Tracking
+
+node_intro_circuits = {}
+
+node_intro_events = {}
+
+# node_events
+
+introduction_point_circuits = {}
+
+nodes_by_fingerprint = {}
+
+#{ nodenum: { circuit: "fingerprint", circuit: "fingerprint" } }
+
+def get_node_fingerprints(nodes):
+
+    for n in nodes:
+        fingerprint = n.getStemController().get_info("fingerprint")
+        nodes_by_fingerprint[fingerprint] = n
+
+    return nodes_by_fingerprint
+
+def track_introduction_points(node):
+    nodenum = node._env["nodenum"]
+    nodenick = node._env["nick"]
+
+    node_intro_circuits[nodenum] = {}
+
+    node_intro_events[nodenum] = Queue.Queue()
+
+    def listener(logevent):
+        prefix = "rend_service_intro_has_opened(): Established circuit "
+        if logevent.message.startswith(prefix):
+            circuit = logevent.message[len(prefix):].split(" ")[0]
+            fingerprint = logevent.message[len(prefix):].split(" ")[1][1:]
+
+            node_intro_circuits[nodenum][circuit] = fingerprint
+
+            added_intro_node = nodes_by_fingerprint[fingerprint]
+
+            logging.info("%s: added %s (%s)" % (nodenick, added_intro_node._env["nick"], fingerprint))
+
+            node_intro_events[nodenum].put(("added", fingerprint))
+
+        prefix = "rend_services_introduce(): Giving up on "
+        if logevent.message.startswith(prefix) or "Giving up on" in logevent.message:
+            fingerprint = logevent.message[len(prefix):].split(" ")[0][1:41]
+
+            for_deletion = []
+
+            for circuit, fp in node_intro_circuits[nodenum].iteritems():
+                #log("circuit " + str(circuit) + " fp " + str(fp))
+                if fingerprint == fp:
+                    for_deletion.append(circuit)
+
+            if len(for_deletion) == 0:
+                logging.info("got log message " + logevent.message + " but not deleting an introduction point")
+
+            for circuit in for_deletion:
+                fingerprint = node_intro_circuits[nodenum][circuit]
+
+                removed_intro_node = nodes_by_fingerprint[fingerprint]
+
+                logging.info("%s: removed %s (%s)" % (nodenick, removed_intro_node._env["nick"], fingerprint))
+
+                node_intro_events[nodenum].put(("removed", fingerprint))
+                del node_intro_circuits[nodenum][circuit]
+        logging.debug(nodenick + ": " + logevent.message)
+
+
+    node.getStemController().add_event_listener(listener, stem.control.EventType.INFO)
+    logging.info("Tracking introduction points for " + node._env["nick"])
+
+def track_introduction_point(node):
+    nodenum = node._env["nodenum"]
+    nodenick = node._env["nick"]
+
+    introduction_point_circuits[node] = {}
+
+    def listener(logevent):
+        prefix = " "
+        if logevent.message.startswith(prefix):
+            circuit = logevent.message[len(prefix):].split(" ")[0]
+            fingerprint = logevent.message[len(prefix):].split(" ")[1][1:]
+
+            node_intro_circuits[nodenum][circuit] = fingerprint
+
+            added_intro_node = nodes_by_fingerprint[fingerprint]
+
+            logging.info("%s: added %s (%s)" % (nodenick, added_intro_node._env["nick"], fingerprint))
+
+            node_intro_events[nodenum].put(("added", fingerprint))
+
+        prefix = "rend_services_introduce(): Giving up on "
+        if logevent.message.startswith(prefix) or "Giving up on" in logevent.message:
+            logging.info(logevent.message)
+            fingerprint = logevent.message[len(prefix):].split(" ")[0][1:41]
+
+            for_deletion = []
+
+            for circuit, fp in node_intro_circuits[nodenum].iteritems():
+                #log("circuit " + str(circuit) + " fp " + str(fp))
+                if fingerprint == fp:
+                    for_deletion.append(circuit)
+
+            if len(for_deletion) == 0:
+                logging.info("got log message " + logevent.message + " but not deleting an introduction point")
+
+            for circuit in for_deletion:
+                fingerprint = node_intro_circuits[nodenum][circuit]
+
+                removed_intro_node = nodes_by_fingerprint[fingerprint]
+
+                logging.info("%s: removed %s (%s)" % (nodenick, removed_intro_node._env["nick"], fingerprint))
+
+                node_intro_events[nodenum].put(("removed", fingerprint))
+                del node_intro_circuits[nodenum][circuit]
+
+
+    node.getStemController().add_event_listener(listener, stem.control.EventType.INFO)
+    logging.info("Tracking introduction points for " + node._env["nick"])
+
+
+def determine_max_load(service_url, clients):
+    request_queue = Queue.Queue(1000)
+    singlelock = threading.Lock()
+
+    responses = []
+
+    running = True
+
+    class worker(threading.Thread):
+        def __init__ (self, client):
+            super(worker, self).__init__()
+            self.client = client
+
+        def run(self):
+            while running:
+                try:
+                    request = request_queue.get(True, 1)
+
+                    print("making request")
+                    result = self.client.query("http://2oiifbe3wne4iaqb.onion/");
+
+                    singlelock.acquire()
+                    responses.append((result, time.time()))
+                    print("result " + str(result))
+                    singlelock.release()
+
+                    # Let the queue know the job is finished.
+                    request_queue.task_done()
+                except:
+                    pass
+
+    # Create worker threads
+    for client in clients:
+        worker(client).start()
+
+    # Add elements to eueue at rate current_load
+    # Check size of queue, if above limit, return current_load
+
+    while True:
+        # Determine Average Load
+        time_barrier = time.time() - 10.0
+
+        last_responses = []
+
+        singlelock.acquire()
+        for response, response_time in reversed(responses):
+            if response_time < time_barrier:
+                break
+            last_responses.append(response)
+        singlelock.release()
+
+        current_average_load = len(last_responses) / 10.0
+        print("current average load %f" % current_average_load)
+
+        new_load = int(current_average_load) + 1
+
+        time_per_item = 1.0 / new_load
+
+        for i in range(new_load):
+            print("putting in item")
+            request_queue.put(1)
+            time.sleep(time_per_item)
+
+def check_same_intro_points():
+    intro_sets = []
+    for introduction_points in node_intro_circuits.values():
+        intro_sets.append(set(introduction_points.values()))
+
+    if intro_sets[0].issubset(intro_sets[1]) and intro_sets[1].issubset(intro_sets[0]):
+        logging.info("Same introduction points")
+        for fingerprint in node_intro_circuits.values()[0].values():
+            node = nodes_by_fingerprint[fingerprint]
+            logging.info(" - " + node._env["nick"] + "(" + fingerprint + ")")
+        return True
+    else:
+        logging.info("Not the same introduction points")
+        for num, circuits in node_intro_circuits.items():
+            logging.info("node %i" % num)
+            for fingerprint in sorted(circuits.values()):
+                node = nodes_by_fingerprint[fingerprint]
+                logging.info(" - " + node._env["nick"] + "(" + fingerprint + ")")
+        return False