copyparty/tests/test_vfs.py
2021-09-16 00:28:38 +02:00

283 lines
9.7 KiB
Python

#!/usr/bin/env python3
# coding: utf-8
from __future__ import print_function, unicode_literals
import os
import json
import shutil
import tempfile
import unittest
from textwrap import dedent
from argparse import Namespace
from tests import util as tu
from copyparty.authsrv import AuthSrv, VFS
from copyparty import util
class Cfg(Namespace):
def __init__(self, a=None, v=None, c=None):
ex = {k: False for k in "nw e2d e2ds e2dsa e2t e2ts e2tsr".split()}
ex2 = {
"mtp": [],
"mte": "a",
"mth": "",
"hist": None,
"no_hash": False,
"css_browser": None,
"no_voldump": True,
"no_logues": False,
"no_readme": False,
"re_maxage": 0,
"rproxy": 0,
}
ex.update(ex2)
super(Cfg, self).__init__(a=a or [], v=v or [], c=c, **ex)
class TestVFS(unittest.TestCase):
def setUp(self):
self.td = tu.get_ramdisk()
def tearDown(self):
os.chdir(tempfile.gettempdir())
shutil.rmtree(self.td)
def dump(self, vfs):
print(json.dumps(vfs, indent=4, sort_keys=True, default=lambda o: o.__dict__))
def unfoo(self, foo):
for k, v in {"foo": "a", "bar": "b", "baz": "c", "qux": "d"}.items():
foo = foo.replace(k, v)
return foo
def undot(self, vfs, query, response):
self.assertEqual(util.undot(query), response)
query = self.unfoo(query)
response = self.unfoo(response)
self.assertEqual(util.undot(query), response)
def ls(self, vfs, vpath, uname):
# type: (VFS, str, str) -> tuple[str, str, str]
"""helper for resolving and listing a folder"""
vn, rem = vfs.get(vpath, uname, True, False)
r1 = vn.ls(rem, uname, False, [[True]])
r2 = vn.ls(rem, uname, False, [[True]])
self.assertEqual(r1, r2)
fsdir, real, virt = r1
real = [x[0] for x in real]
return fsdir, real, virt
def log(self, src, msg, c=0):
pass
def assertAxs(self, dct, lst):
t1 = list(sorted(dct.keys()))
t2 = list(sorted(lst))
self.assertEqual(t1, t2)
def test(self):
td = os.path.join(self.td, "vfs")
os.mkdir(td)
os.chdir(td)
for a in "abc":
for b in "abc":
for c in "abc":
folder = "{0}/{0}{1}/{0}{1}{2}".format(a, b, c)
os.makedirs(folder)
for d in "abc":
fn = "{}/{}{}{}{}".format(folder, a, b, c, d)
with open(fn, "w") as f:
f.write(fn)
# defaults
vfs = AuthSrv(Cfg(), self.log).vfs
self.assertEqual(vfs.nodes, {})
self.assertEqual(vfs.vpath, "")
self.assertEqual(vfs.realpath, td)
self.assertAxs(vfs.axs.uread, ["*"])
self.assertAxs(vfs.axs.uwrite, ["*"])
# single read-only rootfs (relative path)
vfs = AuthSrv(Cfg(v=["a/ab/::r"]), self.log).vfs
self.assertEqual(vfs.nodes, {})
self.assertEqual(vfs.vpath, "")
self.assertEqual(vfs.realpath, os.path.join(td, "a", "ab"))
self.assertAxs(vfs.axs.uread, ["*"])
self.assertAxs(vfs.axs.uwrite, [])
# single read-only rootfs (absolute path)
vfs = AuthSrv(Cfg(v=[td + "//a/ac/../aa//::r"]), self.log).vfs
self.assertEqual(vfs.nodes, {})
self.assertEqual(vfs.vpath, "")
self.assertEqual(vfs.realpath, os.path.join(td, "a", "aa"))
self.assertAxs(vfs.axs.uread, ["*"])
self.assertAxs(vfs.axs.uwrite, [])
# read-only rootfs with write-only subdirectory (read-write for k)
vfs = AuthSrv(
Cfg(a=["k:k"], v=[".::r:rw,k", "a/ac/acb:a/ac/acb:w:rw,k"]),
self.log,
).vfs
self.assertEqual(len(vfs.nodes), 1)
self.assertEqual(vfs.vpath, "")
self.assertEqual(vfs.realpath, td)
self.assertAxs(vfs.axs.uread, ["*", "k"])
self.assertAxs(vfs.axs.uwrite, ["k"])
n = vfs.nodes["a"]
self.assertEqual(len(vfs.nodes), 1)
self.assertEqual(n.vpath, "a")
self.assertEqual(n.realpath, os.path.join(td, "a"))
self.assertAxs(n.axs.uread, ["*", "k"])
self.assertAxs(n.axs.uwrite, ["k"])
n = n.nodes["ac"]
self.assertEqual(len(vfs.nodes), 1)
self.assertEqual(n.vpath, "a/ac")
self.assertEqual(n.realpath, os.path.join(td, "a", "ac"))
self.assertAxs(n.axs.uread, ["*", "k"])
self.assertAxs(n.axs.uwrite, ["k"])
n = n.nodes["acb"]
self.assertEqual(n.nodes, {})
self.assertEqual(n.vpath, "a/ac/acb")
self.assertEqual(n.realpath, os.path.join(td, "a", "ac", "acb"))
self.assertAxs(n.axs.uread, ["k"])
self.assertAxs(n.axs.uwrite, ["*", "k"])
# something funky about the windows path normalization,
# doesn't really matter but makes the test messy, TODO?
fsdir, real, virt = self.ls(vfs, "/", "*")
self.assertEqual(fsdir, td)
self.assertEqual(real, ["b", "c"])
self.assertEqual(list(virt), ["a"])
fsdir, real, virt = self.ls(vfs, "a", "*")
self.assertEqual(fsdir, os.path.join(td, "a"))
self.assertEqual(real, ["aa", "ab"])
self.assertEqual(list(virt), ["ac"])
fsdir, real, virt = self.ls(vfs, "a/ab", "*")
self.assertEqual(fsdir, os.path.join(td, "a", "ab"))
self.assertEqual(real, ["aba", "abb", "abc"])
self.assertEqual(list(virt), [])
fsdir, real, virt = self.ls(vfs, "a/ac", "*")
self.assertEqual(fsdir, os.path.join(td, "a", "ac"))
self.assertEqual(real, ["aca", "acc"])
self.assertEqual(list(virt), [])
fsdir, real, virt = self.ls(vfs, "a/ac", "k")
self.assertEqual(fsdir, os.path.join(td, "a", "ac"))
self.assertEqual(real, ["aca", "acc"])
self.assertEqual(list(virt), ["acb"])
self.assertRaises(util.Pebkac, vfs.get, "a/ac/acb", "*", True, False)
fsdir, real, virt = self.ls(vfs, "a/ac/acb", "k")
self.assertEqual(fsdir, os.path.join(td, "a", "ac", "acb"))
self.assertEqual(real, ["acba", "acbb", "acbc"])
self.assertEqual(list(virt), [])
# admin-only rootfs with all-read-only subfolder
vfs = AuthSrv(
Cfg(a=["k:k"], v=[".::rw,k", "a:a:r"]),
self.log,
).vfs
self.assertEqual(len(vfs.nodes), 1)
self.assertEqual(vfs.vpath, "")
self.assertEqual(vfs.realpath, td)
self.assertAxs(vfs.axs.uread, ["k"])
self.assertAxs(vfs.axs.uwrite, ["k"])
n = vfs.nodes["a"]
self.assertEqual(len(vfs.nodes), 1)
self.assertEqual(n.vpath, "a")
self.assertEqual(n.realpath, os.path.join(td, "a"))
self.assertAxs(n.axs.uread, ["*"])
self.assertAxs(n.axs.uwrite, [])
self.assertEqual(vfs.can_access("/", "*"), [False, False, False, False, False])
self.assertEqual(vfs.can_access("/", "k"), [True, True, False, False, False])
self.assertEqual(vfs.can_access("/a", "*"), [True, False, False, False, False])
self.assertEqual(vfs.can_access("/a", "k"), [True, False, False, False, False])
# breadth-first construction
vfs = AuthSrv(
Cfg(
v=[
"a/ac/acb:a/ac/acb:w",
"a:a:w",
".::r",
"abacdfasdq:abacdfasdq:w",
"a/ac:a/ac:w",
],
),
self.log,
).vfs
# sanitizing relative paths
self.undot(vfs, "foo/bar/../baz/qux", "foo/baz/qux")
self.undot(vfs, "foo/../bar", "bar")
self.undot(vfs, "foo/../../bar", "bar")
self.undot(vfs, "foo/../../", "")
self.undot(vfs, "./.././foo/", "foo")
self.undot(vfs, "./.././foo/..", "")
# shadowing
vfs = AuthSrv(Cfg(v=[".::r", "b:a/ac:r"]), self.log).vfs
fsp, r1, v1 = self.ls(vfs, "", "*")
self.assertEqual(fsp, td)
self.assertEqual(r1, ["b", "c"])
self.assertEqual(list(v1), ["a"])
fsp, r1, v1 = self.ls(vfs, "a", "*")
self.assertEqual(fsp, os.path.join(td, "a"))
self.assertEqual(r1, ["aa", "ab"])
self.assertEqual(list(v1), ["ac"])
fsp1, r1, v1 = self.ls(vfs, "a/ac", "*")
fsp2, r2, v2 = self.ls(vfs, "b", "*")
self.assertEqual(fsp1, os.path.join(td, "b"))
self.assertEqual(fsp2, os.path.join(td, "b"))
self.assertEqual(r1, ["ba", "bb", "bc"])
self.assertEqual(r1, r2)
self.assertEqual(list(v1), list(v2))
# config file parser
cfg_path = os.path.join(self.td, "test.cfg")
with open(cfg_path, "wb") as f:
f.write(
dedent(
"""
u a:123
u asd:fgh:jkl
./src
/dst
r a
rw asd
"""
).encode("utf-8")
)
au = AuthSrv(Cfg(c=[cfg_path]), self.log)
self.assertEqual(au.acct["a"], "123")
self.assertEqual(au.acct["asd"], "fgh:jkl")
n = au.vfs
# root was not defined, so PWD with no access to anyone
self.assertEqual(n.vpath, "")
self.assertEqual(n.realpath, None)
self.assertAxs(n.axs.uread, [])
self.assertAxs(n.axs.uwrite, [])
self.assertEqual(len(n.nodes), 1)
n = n.nodes["dst"]
self.assertEqual(n.vpath, "dst")
self.assertEqual(n.realpath, os.path.join(td, "src"))
self.assertAxs(n.axs.uread, ["a", "asd"])
self.assertAxs(n.axs.uwrite, ["asd"])
self.assertEqual(len(n.nodes), 0)
os.unlink(cfg_path)