Traktor/myenv/Lib/site-packages/fsspec/implementations/tests/test_smb.py
2024-05-23 01:57:24 +02:00

140 lines
4.1 KiB
Python

"""
Test SMBFileSystem class using a docker container
"""
import logging
import os
import shlex
import subprocess
import time
import pytest
import fsspec
pytest.importorskip("smbprotocol")
# ruff: noqa: F821
if os.environ.get("WSL_INTEROP"):
# Running on WSL (Windows)
port_test = [9999]
else:
# ! pylint: disable=redefined-outer-name,missing-function-docstring
# Test standard and non-standard ports
default_port = 445
port_test = [None, default_port, 9999]
def stop_docker(container):
cmd = shlex.split('docker ps -a -q --filter "name=%s"' % container)
cid = subprocess.check_output(cmd).strip().decode()
if cid:
subprocess.call(["docker", "rm", "-f", "-v", cid])
@pytest.fixture(scope="module", params=port_test)
def smb_params(request):
try:
pchk = ["docker", "run", "--name", "fsspec_test_smb", "hello-world"]
subprocess.check_call(pchk)
stop_docker("fsspec_test_smb")
except (subprocess.CalledProcessError, FileNotFoundError):
pytest.skip("docker run not available")
# requires docker
container = "fsspec_smb"
stop_docker(container)
cfg = "-p -u 'testuser;testpass' -s 'home;/share;no;no;no;testuser'"
port = request.param if request.param is not None else default_port
img = (
f"docker run --name {container} --detach -p 139:139 -p {port}:445 dperson/samba" # noqa: E231 E501
)
cmd = f"{img} {cfg}"
try:
cid = subprocess.check_output(shlex.split(cmd)).strip().decode()
logger = logging.getLogger("fsspec")
logger.debug("Container: %s", cid)
time.sleep(1)
yield {
"host": "localhost",
"port": request.param,
"username": "testuser",
"password": "testpass",
"register_session_retries": 100, # max ~= 10 seconds
}
finally:
import smbclient # pylint: disable=import-outside-toplevel
smbclient.reset_connection_cache()
stop_docker(container)
@pytest.mark.flaky(reruns=2, reruns_delay=2)
def test_simple(smb_params):
adir = "/home/adir"
adir2 = "/home/adir/otherdir/"
afile = "/home/adir/otherdir/afile"
fsmb = fsspec.get_filesystem_class("smb")(**smb_params)
fsmb.mkdirs(adir2)
fsmb.touch(afile)
assert fsmb.find(adir) == [afile]
assert fsmb.ls(adir2, detail=False) == [afile]
assert fsmb.info(afile)["type"] == "file"
assert fsmb.info(afile)["size"] == 0
assert fsmb.exists(adir)
fsmb.rm(adir, recursive=True)
assert not fsmb.exists(adir)
@pytest.mark.flaky(reruns=2, reruns_delay=2)
def test_with_url(smb_params):
if smb_params["port"] is None:
smb_url = "smb://{username}:{password}@{host}/home/someuser.txt"
else:
smb_url = "smb://{username}:{password}@{host}:{port}/home/someuser.txt"
fwo = fsspec.open(smb_url.format(**smb_params), "wb")
with fwo as fwr:
fwr.write(b"hello")
fro = fsspec.open(smb_url.format(**smb_params), "rb")
with fro as frd:
read_result = frd.read()
assert read_result == b"hello"
@pytest.mark.flaky(reruns=2, reruns_delay=2)
def test_transaction(smb_params):
afile = "/home/afolder/otherdir/afile"
afile2 = "/home/afolder/otherdir/afile2"
adir = "/home/afolder"
adir2 = "/home/afolder/otherdir"
fsmb = fsspec.get_filesystem_class("smb")(**smb_params)
fsmb.mkdirs(adir2)
fsmb.start_transaction()
fsmb.touch(afile)
assert fsmb.find(adir) == []
fsmb.end_transaction()
assert fsmb.find(adir) == [afile]
with fsmb.transaction:
assert fsmb._intrans
fsmb.touch(afile2)
assert fsmb.find(adir) == [afile]
assert fsmb.find(adir) == [afile, afile2]
@pytest.mark.flaky(reruns=2, reruns_delay=2)
def test_makedirs_exist_ok(smb_params):
fsmb = fsspec.get_filesystem_class("smb")(**smb_params)
fsmb.makedirs("/home/a/b/c")
fsmb.makedirs("/home/a/b/c", exist_ok=True)
@pytest.mark.flaky(reruns=2, reruns_delay=2)
def test_rename_from_upath(smb_params):
fsmb = fsspec.get_filesystem_class("smb")(**smb_params)
fsmb.makedirs("/home/a/b/c", exist_ok=True)
fsmb.mv("/home/a/b/c", "/home/a/b/d", recursive=False, maxdepth=None)