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fuse: support windows/msys2

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ed 2020-08-04 22:50:45 +00:00
parent f8a51b68e7
commit b2b083fd0a
1 changed files with 100 additions and 11 deletions
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111
bin/copyparty-fuse.py
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@ -13,6 +13,7 @@ import time
import stat
import errno
import struct
import builtins
import threading
import http.client # py2: httplib
import urllib.parse
@ -48,6 +49,20 @@ MB/s
"""
def print(*args, **kwargs):
try:
builtins.print(*list(args), **kwargs)
except:
builtins.print(termsafe(' '.join(str(x) for x in args)), **kwargs)
def termsafe(txt):
try:
return txt.encode(sys.stdout.encoding, 'backslashreplace').decode(sys.stdout.encoding)
except:
return txt.encode(sys.stdout.encoding, 'replace').decode(sys.stdout.encoding)
def threadless_log(msg):
print(msg + "\n", end="")
@ -82,6 +97,10 @@ def get_tid():
return threading.current_thread().ident
def html_dec(txt):
return txt.replace('&lt;', '<').replace('&gt;', '>').replace('&quot;', '"').replace('&amp;', '&')
class CacheNode(object):
def __init__(self, tag, data):
self.tag = tag
@ -147,9 +166,8 @@ class Gateway(object):
return c.getresponse()
def listdir(self, path):
web_path = "/" + "/".join([self.web_root, path]) + "?dots"
r = self.sendreq("GET", self.quotep(web_path))
web_path = self.quotep("/" + "/".join([self.web_root, path])) + "?dots"
r = self.sendreq("GET", web_path)
if r.status != 200:
self.closeconn()
raise Exception(
@ -161,11 +179,11 @@ class Gateway(object):
return self.parse_html(r)
def download_file_range(self, path, ofs1, ofs2):
web_path = "/" + "/".join([self.web_root, path]) + "?raw"
web_path = self.quotep("/" + "/".join([self.web_root, path])) + "?raw"
hdr_range = "bytes={}-{}".format(ofs1, ofs2 - 1)
log("downloading {}".format(hdr_range))
r = self.sendreq("GET", self.quotep(web_path), headers={"Range": hdr_range})
r = self.sendreq("GET", web_path, headers={"Range": hdr_range})
if r.status != http.client.PARTIAL_CONTENT:
self.closeconn()
raise Exception(
@ -203,6 +221,7 @@ class Gateway(object):
continue
ftype, fname, fsize, fdate = m.groups()
fname = html_dec(fname)
ts = datetime.strptime(fdate, "%Y-%m-%d %H:%M:%S").timestamp()
sz = int(fsize)
if ftype == "-":
@ -214,7 +233,7 @@ class Gateway(object):
def stat_dir(self, ts, sz=4096):
return {
"st_mode": 0o555 | stat.S_IFDIR,
"st_mode": stat.S_IFDIR | 0o555,
"st_uid": 1000,
"st_gid": 1000,
"st_size": sz,
@ -226,7 +245,7 @@ class Gateway(object):
def stat_file(self, ts, sz):
return {
"st_mode": 0o444 | stat.S_IFREG,
"st_mode": stat.S_IFREG | 0o444,
"st_uid": 1000,
"st_gid": 1000,
"st_size": sz,
@ -240,6 +259,7 @@ class Gateway(object):
class CPPF(Operations):
def __init__(self, base_url):
self.gw = Gateway(base_url)
self.junk_fh_ctr = 3
self.dircache = []
self.dircache_mtx = threading.Lock()
@ -485,6 +505,8 @@ class CPPF(Operations):
return self.gw.download_file_range(path, offset, ofs2)
def getattr(self, path, fh=None):
log("getattr [{}]".format(path))
path = path.strip("/")
try:
dirpath, fname = path.rsplit("/", 1)
@ -492,10 +514,10 @@ class CPPF(Operations):
dirpath = ""
fname = path
log("getattr {}".format(path))
if not path:
return self.gw.stat_dir(time.time())
ret = self.gw.stat_dir(time.time())
dbg("=" + repr(ret))
return ret
cn = self.get_cached_dir(dirpath)
if cn:
@ -507,8 +529,10 @@ class CPPF(Operations):
for cache_name, cache_stat, _ in dents:
if cache_name == fname:
dbg("=" + repr(cache_stat))
return cache_stat
log("=404")
raise FuseOSError(errno.ENOENT)
access = None
@ -520,6 +544,71 @@ class CPPF(Operations):
release = None
releasedir = None
statfs = None
if False:
# incorrect semantics but good for debugging stuff like samba and msys2
def access(self, path, mode):
log("@@ access [{}] [{}]".format(path, mode))
return 1 if self.getattr(path) else 0
def flush(self, path, fh):
log("@@ flush [{}] [{}]".format(path, fh))
return True
def getxattr(self, *args):
log("@@ getxattr [{}]".format('] ['.join(str(x) for x in args)))
return False
def listxattr(self, *args):
log("@@ listxattr [{}]".format('] ['.join(str(x) for x in args)))
return False
def open(self, path, flags):
log("@@ open [{}] [{}]".format(path, flags))
return 42
def opendir(self, fh):
log("@@ opendir [{}]".format(fh))
return 69
def release(self, ino, fi):
log("@@ release [{}] [{}]".format(ino, fi))
return True
def releasedir(self, ino, fi):
log("@@ releasedir [{}] [{}]".format(ino, fi))
return True
def statfs(self, path):
log("@@ statfs [{}]".format(path))
return {}
if sys.platform == 'win32':
# quick compat for /mingw64/bin/python3 (msys2)
def open(self, path, flags):
log("open [{}] [{}]".format(path, flags))
try:
x = self.getattr(path)
if x["st_mode"] <= 0:
raise Exception()
self.junk_fh_ctr += 1
if self.junk_fh_ctr > 32000: # TODO untested
self.junk_fh_ctr = 4
return self.junk_fh_ctr
except Exception as ex:
log("open ERR {}".format(repr(ex)))
raise FuseOSError(errno.ENOENT)
def flush(self, path, fh):
log("flush [{}] [{}]".format(path, fh))
return True
def release(self, ino, fi):
log("release [{}] [{}]".format(ino, fi))
return True
def main():
@ -530,7 +619,7 @@ def main():
print("need arg 2: root url")
return
FUSE(CPPF(remote), local, foreground=True, nothreads=True)
FUSE(CPPF(remote), local, foreground=True, nothreads=True, allow_other=True, nonempty=True)
# if nothreads=False also uncomment the `with *_mtx` things