If using bundled Tor, wait for rendezvous circuits to close before killing the tor process

cli/onionshare_cli/onion.py

@@ -749,6 +749,32 @@ class Onion(object):
         if stop_tor:
             # Stop tor process
             if self.tor_proc:
+                rendevouz_circuit_ids = []
+                for c in self.c.get_circuits():
+                    if c.purpose == "HS_SERVICE_REND":
+                        rendevouz_circuit_ids.append(c.id)
+                    # print(f"id={c.id} purpose={c.purpose} rend_query={c.rend_query} type={c.type}")
+
+                while True:
+                    num_rend_circuits = 0
+                    for c in self.c.get_circuits():
+                        if c.id in rendevouz_circuit_ids:
+                            num_rend_circuits += 1
+
+                    if num_rend_circuits == 0:
+                        print("Tor rendevous circuits have closed" + " " * 20)
+                        break
+
+                    if num_rend_circuits == 1:
+                        circuits = "circuit"
+                    else:
+                        circuits = "circuits"
+                    print(
+                        f"\rWaiting for {num_rend_circuits} Tor rendezvous {circuits} to close ... ",
+                        end="",
+                    )
+                    time.sleep(1)
+
                 self.tor_proc.terminate()
                 time.sleep(0.2)
                 if self.tor_proc.poll() is None: