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update regex to support hostnames containing underscore (#694)

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2017-01-02 14:56:57 +08:00
committed by mengskysama
parent bdefeb523f
commit 392e54e508
1 changed files with 1 additions and 1 deletions
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shadowsocks/asyncdns.py
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@ -29,7 +29,7 @@ from shadowsocks import common, lru_cache, eventloop, shell
CACHE_SWEEP_INTERVAL = 30
VALID_HOSTNAME = re.compile(br"(?!-)[A-Z\d-]{1,63}(?<!-)$", re.IGNORECASE)
VALID_HOSTNAME = re.compile(br"(?!-)[A-Z\d\-_]{1,63}(?<!-)$", re.IGNORECASE)
common.patch_socket()