Don't handle quote requests too frequently

acceptreject.py

@@ -10,6 +10,7 @@ __status__ = "Production"
 __module_group__ = "ActivityPub"
 
 import os
+import time
 from posts import send_signed_json
 from flags import has_group_type
 from flags import url_permitted
@@ -429,11 +430,17 @@ def receive_quote_request(message_json: {}, federation_list: [],
                           extra_headers: {},
                           sites_unavailable: {},
                           system_language: str,
-                          mitm_servers: []) -> bool:
+                          mitm_servers: [],
+                          last_quote_request) -> bool:
     """Receives a QuoteRequest within the POST section of HTTPServer
     """
     if message_json['type'] != 'QuoteRequest':
         return False
+    curr_time = int(time.time())
+    seconds_since_last_quote_request = curr_time - last_quote_request
+    if seconds_since_last_quote_request < 30:
+        # don't handle quote requests too often
+        return True
     _reject_quote_request(message_json, domain_full,
                           federation_list, debug,
                           session, session_onion, session_i2p, base_dir,

inbox.py

@@ -3253,6 +3253,8 @@ def run_inbox_queue(server,
     fitness_performance(inbox_start_time, server.fitness,
                         'INBOX', 'while_loop_start', debug)
     inbox_start_time = time.time()
+    # the last time that a quote request was last received
+    last_quote_request = 0
     while True:
         time.sleep(1)
         inbox_start_time = time.time()
@@ -3654,7 +3656,9 @@ def run_inbox_queue(server,
                                  i2p_domain, {},
                                  server.sites_unavailable,
                                  system_language,
-                                 server.mitm_servers):
+                                 server.mitm_servers,
+                                 last_quote_request):
+            last_quote_request = int(time.time())
             print('Queue: QuoteRequest received from ' + key_id)
             if os.path.isfile(queue_filename):
                 try: