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dodge cpython bug

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ed 2021-04-14 14:37:44 +02:00
parent e897df3b34
commit 4418508513
1 changed files with 21 additions and 1 deletions
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20
copyparty/authsrv.py
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@ -111,7 +111,27 @@ class VFS(object):
if rem: if rem:
rp += "/" + rem rp += "/" + rem
try:
return fsdec(os.path.realpath(fsenc(rp))) return fsdec(os.path.realpath(fsenc(rp)))
except:
if not WINDOWS:
raise
# cpython bug introduced in 3.8, still exists in 3.9.1;
# some win7sp1 and win10:20H2 boxes cannot realpath a
# networked drive letter such as b"n:" or b"n:\\"
#
# requirements to trigger:
# * bytestring (not unicode str)
# * just the drive letter (subfolders are ok)
# * networked drive (regular disks and vmhgfs are ok)
# * on an enterprise network (idk, cannot repro with samba)
#
# hits the following exceptions in succession:
# * access denied at L601: "path = _getfinalpathname(path)"
# * "cant concat str to bytes" at L621: "return path + tail"
#
return os.path.realpath(rp)
def ls(self, rem, uname, scandir, lstat=False): def ls(self, rem, uname, scandir, lstat=False):
"""return user-readable [fsdir,real,virt] items at vpath""" """return user-readable [fsdir,real,virt] items at vpath"""