mdns: option to ignore invalid packets on the lan

9001 · Dec 1, 2024 · 395af05 · 395af05
1 parent 42fd666
commit 395af05
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diff --git a/copyparty/__main__.py b/copyparty/__main__.py
@@ -1124,6 +1124,7 @@ def add_zc_mdns(ap):
     ap2.add_argument("--zm6", action="store_true", help="IPv6 only")
     ap2.add_argument("--zmv", action="store_true", help="verbose mdns")
     ap2.add_argument("--zmvv", action="store_true", help="verboser mdns")
+    ap2.add_argument("--zm-no-pe", action="store_true", help="mute parser errors (invalid incoming MDNS packets)")
     ap2.add_argument("--zms", metavar="dhf", type=u, default="", help="list of services to announce -- d=webdav h=http f=ftp s=smb -- lowercase=plaintext uppercase=TLS -- default: all enabled services except http/https (\033[32mDdfs\033[0m if \033[33m--ftp\033[0m and \033[33m--smb\033[0m is set, \033[32mDd\033[0m otherwise)")
     ap2.add_argument("--zm-ld", metavar="PATH", type=u, default="", help="link a specific folder for webdav shares")
     ap2.add_argument("--zm-lh", metavar="PATH", type=u, default="", help="link a specific folder for http shares")

diff --git a/copyparty/mdns.py b/copyparty/mdns.py
@@ -336,6 +336,9 @@ def run2(self) -> None:
                         self.log("stopped", 2)
                         return
 
+                    if self.args.zm_no_pe:
+                        continue
+
                     t = "{} {} \033[33m|{}| {}\n{}".format(
                         self.srv[sck].name, addr, len(buf), repr(buf)[2:-1], min_ex()
                     )