Simple connection karma to avoid update flood

src/Connection/Connection.py

@@ -17,7 +17,7 @@ class Connection(object):
         "sock", "sock_wrapped", "ip", "port", "cert_pin", "site_lock", "id", "protocol", "type", "server", "unpacker", "req_id",
         "handshake", "crypt", "connected", "event_connected", "closed", "start_time", "last_recv_time",
         "last_message_time", "last_send_time", "last_sent_time", "incomplete_buff_recv", "bytes_recv", "bytes_sent",
-        "last_ping_delay", "last_req_time", "last_cmd", "name", "updateName", "waiting_requests", "waiting_streams"
+        "last_ping_delay", "last_req_time", "last_cmd", "bad_actions", "name", "updateName", "waiting_requests", "waiting_streams"
     )
 
     def __init__(self, server, ip, port, sock=None, site_lock=None):
@@ -56,6 +56,7 @@ class Connection(object):
         self.last_ping_delay = None
         self.last_req_time = 0
         self.last_cmd = None
+        self.bad_actions = 0
 
         self.name = None
         self.updateName()
@@ -75,6 +76,12 @@ class Connection(object):
     def log(self, text):
         self.server.log.debug("%s > %s" % (self.name, text))
 
+    def badAction(self, weight=1):
+        self.bad_actions += weight
+
+    def goodAction(self):
+        self.bad_actions = 0
+
     # Open connection to peer and wait for handshake
     def connect(self):
         self.log("Connecting...")

src/Connection/ConnectionServer.py

@@ -164,7 +164,9 @@ class ConnectionServer:
             self.connections.remove(connection)
 
     def checkConnections(self):
+        run_i = 0
         while self.running:
+            run_i += 1
             time.sleep(60)  # Check every minute
             self.ip_incoming = {}  # Reset connected ips counter
             self.broken_ssl_peer_ids = {}  # Reset broken ssl peerids count
@@ -205,3 +207,11 @@ class ConnectionServer:
                 elif idle > 60 and connection.protocol == "?":  # No connection after 1 min
                     connection.log("[Cleanup] Connect timeout: %s" % idle)
                     connection.close()
+
+                elif idle < 60 and connection.bad_actions > 40:
+                    connection.log("[Cleanup] Too many bad actions: %s" % connection.bad_actions)
+                    connection.close()
+
+                elif run_i % 30 == 0:
+                    # Reset bad action counter every 30 min
+                    connection.bad_actions = 0