Fix "Too many files" error from discord

Author: NeffIsBack

nxc/connection.py

@@ -14,6 +14,7 @@
 
 from impacket.dcerpc.v5 import transport
 import sys
+import contextlib
 
 sem = BoundedSemaphore(1)
 global_failed_logins = 0
@@ -125,6 +126,10 @@ def __init__(self, args, db, host):
                 self.logger.error(f"Exception while calling proto_flow() on target {self.host}: {e}")
             else:
                 self.logger.exception(f"Exception while calling proto_flow() on target {self.host}: {e}")
+        finally:
+            self.logger.debug(f"Closing connection to: {host}")
+            with contextlib.suppress(Exception):
+                self.conn.close()
 
     @staticmethod
     def proto_args(std_parser, module_parser):