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test_30_vsftpd.py
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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
#***************************************************************************
# _ _ ____ _
# Project ___| | | | _ \| |
# / __| | | | |_) | |
# | (__| |_| | _ <| |___
# \___|\___/|_| \_\_____|
#
# Copyright (C) Daniel Stenberg, <[email protected]>, et al.
#
# This software is licensed as described in the file COPYING, which
# you should have received as part of this distribution. The terms
# are also available at https://curl.se/docs/copyright.html.
#
# You may opt to use, copy, modify, merge, publish, distribute and/or sell
# copies of the Software, and permit persons to whom the Software is
# furnished to do so, under the terms of the COPYING file.
#
# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
# KIND, either express or implied.
#
# SPDX-License-Identifier: curl
#
###########################################################################
#
import difflib
import filecmp
import logging
import os
import shutil
import pytest
from testenv import Env, CurlClient, VsFTPD
log = logging.getLogger(__name__)
@pytest.mark.skipif(condition=not Env.has_vsftpd(), reason="missing vsftpd")
class TestVsFTPD:
@pytest.fixture(autouse=True, scope='class')
def vsftpd(self, env):
vsftpd = VsFTPD(env=env)
assert vsftpd.start()
yield vsftpd
vsftpd.stop()
def _make_docs_file(self, docs_dir: str, fname: str, fsize: int):
fpath = os.path.join(docs_dir, fname)
data1k = 1024*'x'
flen = 0
with open(fpath, 'w') as fd:
while flen < fsize:
fd.write(data1k)
flen += len(data1k)
return flen
@pytest.fixture(autouse=True, scope='class')
def _class_scope(self, env, vsftpd):
if os.path.exists(vsftpd.docs_dir):
shutil.rmtree(vsftpd.docs_dir)
if not os.path.exists(vsftpd.docs_dir):
os.makedirs(vsftpd.docs_dir)
self._make_docs_file(docs_dir=vsftpd.docs_dir, fname='data-1k', fsize=1024)
self._make_docs_file(docs_dir=vsftpd.docs_dir, fname='data-10k', fsize=10*1024)
self._make_docs_file(docs_dir=vsftpd.docs_dir, fname='data-1m', fsize=1024*1024)
self._make_docs_file(docs_dir=vsftpd.docs_dir, fname='data-10m', fsize=10*1024*1024)
env.make_data_file(indir=env.gen_dir, fname="upload-1k", fsize=1024)
env.make_data_file(indir=env.gen_dir, fname="upload-100k", fsize=100*1024)
env.make_data_file(indir=env.gen_dir, fname="upload-1m", fsize=1024*1024)
def test_30_01_list_dir(self, env: Env, vsftpd: VsFTPD, repeat):
curl = CurlClient(env=env)
url = f'ftp://{env.ftp_domain}:{vsftpd.port}/'
r = curl.ftp_get(urls=[url], with_stats=True)
r.check_stats(count=1, http_status=226)
lines = open(os.path.join(curl.run_dir, 'download_#1.data')).readlines()
assert len(lines) == 4, f'list: {lines}'
# download 1 file, no SSL
@pytest.mark.parametrize("docname", [
'data-1k', 'data-1m', 'data-10m'
])
def test_30_02_download_1(self, env: Env, vsftpd: VsFTPD, docname, repeat):
curl = CurlClient(env=env)
srcfile = os.path.join(vsftpd.docs_dir, f'{docname}')
count = 1
url = f'ftp://{env.ftp_domain}:{vsftpd.port}/{docname}?[0-{count-1}]'
r = curl.ftp_get(urls=[url], with_stats=True)
r.check_stats(count=count, http_status=226)
self.check_downloads(curl, srcfile, count)
@pytest.mark.parametrize("docname", [
'data-1k', 'data-1m', 'data-10m'
])
def test_30_03_download_10_serial(self, env: Env, vsftpd: VsFTPD, docname, repeat):
curl = CurlClient(env=env)
srcfile = os.path.join(vsftpd.docs_dir, f'{docname}')
count = 10
url = f'ftp://{env.ftp_domain}:{vsftpd.port}/{docname}?[0-{count-1}]'
r = curl.ftp_get(urls=[url], with_stats=True)
r.check_stats(count=count, http_status=226)
self.check_downloads(curl, srcfile, count)
@pytest.mark.parametrize("docname", [
'data-1k', 'data-1m', 'data-10m'
])
def test_30_04_download_10_parallel(self, env: Env, vsftpd: VsFTPD, docname, repeat):
curl = CurlClient(env=env)
srcfile = os.path.join(vsftpd.docs_dir, f'{docname}')
count = 10
url = f'ftp://{env.ftp_domain}:{vsftpd.port}/{docname}?[0-{count-1}]'
r = curl.ftp_get(urls=[url], with_stats=True, extra_args=[
'--parallel'
])
r.check_stats(count=count, http_status=226)
self.check_downloads(curl, srcfile, count)
@pytest.mark.parametrize("docname", [
'upload-1k', 'upload-100k', 'upload-1m'
])
def test_30_05_upload_1(self, env: Env, vsftpd: VsFTPD, docname, repeat):
curl = CurlClient(env=env)
srcfile = os.path.join(env.gen_dir, docname)
dstfile = os.path.join(vsftpd.docs_dir, docname)
self._rmf(dstfile)
count = 1
url = f'ftp://{env.ftp_domain}:{vsftpd.port}/'
r = curl.ftp_upload(urls=[url], fupload=f'{srcfile}', with_stats=True)
r.check_stats(count=count, http_status=226)
self.check_upload(env, vsftpd, docname=docname)
def _rmf(self, path):
if os.path.exists(path):
return os.remove(path)
# check with `tcpdump` if curl causes any TCP RST packets
@pytest.mark.skipif(condition=not Env.tcpdump(), reason="tcpdump not available")
def test_30_06_shutdownh_download(self, env: Env, vsftpd: VsFTPD, repeat):
docname = 'data-1k'
curl = CurlClient(env=env)
count = 1
url = f'ftp://{env.ftp_domain}:{vsftpd.port}/{docname}?[0-{count-1}]'
r = curl.ftp_get(urls=[url], with_stats=True, with_tcpdump=True)
r.check_stats(count=count, http_status=226)
assert r.tcpdump
assert len(r.tcpdump.stats) == 0, 'Unexpected TCP RSTs packets'
# check with `tcpdump` if curl causes any TCP RST packets
@pytest.mark.skipif(condition=not Env.tcpdump(), reason="tcpdump not available")
def test_30_07_shutdownh_upload(self, env: Env, vsftpd: VsFTPD, repeat):
docname = 'upload-1k'
curl = CurlClient(env=env)
srcfile = os.path.join(env.gen_dir, docname)
dstfile = os.path.join(vsftpd.docs_dir, docname)
self._rmf(dstfile)
count = 1
url = f'ftp://{env.ftp_domain}:{vsftpd.port}/'
r = curl.ftp_upload(urls=[url], fupload=f'{srcfile}', with_stats=True, with_tcpdump=True)
r.check_stats(count=count, http_status=226)
assert r.tcpdump
assert len(r.tcpdump.stats) == 0, 'Unexpected TCP RSTs packets'
def test_30_08_active_download(self, env: Env, vsftpd: VsFTPD):
docname = 'data-10k'
curl = CurlClient(env=env)
srcfile = os.path.join(vsftpd.docs_dir, f'{docname}')
count = 1
url = f'ftp://{env.ftp_domain}:{vsftpd.port}/{docname}?[0-{count-1}]'
r = curl.ftp_get(urls=[url], with_stats=True, extra_args=[
'--ftp-port', '127.0.0.1'
])
r.check_stats(count=count, http_status=226)
self.check_downloads(curl, srcfile, count)
def test_30_09_active_upload(self, env: Env, vsftpd: VsFTPD):
docname = 'upload-1k'
curl = CurlClient(env=env)
srcfile = os.path.join(env.gen_dir, docname)
dstfile = os.path.join(vsftpd.docs_dir, docname)
self._rmf(dstfile)
count = 1
url = f'ftp://{env.ftp_domain}:{vsftpd.port}/'
r = curl.ftp_upload(urls=[url], fupload=f'{srcfile}', with_stats=True, extra_args=[
'--ftp-port', '127.0.0.1'
])
r.check_stats(count=count, http_status=226)
self.check_upload(env, vsftpd, docname=docname)
def check_downloads(self, client, srcfile: str, count: int,
complete: bool = True):
for i in range(count):
dfile = client.download_file(i)
assert os.path.exists(dfile)
if complete and not filecmp.cmp(srcfile, dfile, shallow=False):
diff = "".join(difflib.unified_diff(a=open(srcfile).readlines(),
b=open(dfile).readlines(),
fromfile=srcfile,
tofile=dfile,
n=1))
assert False, f'download {dfile} differs:\n{diff}'
def check_upload(self, env, vsftpd: VsFTPD, docname):
srcfile = os.path.join(env.gen_dir, docname)
dstfile = os.path.join(vsftpd.docs_dir, docname)
assert os.path.exists(srcfile)
assert os.path.exists(dstfile)
if not filecmp.cmp(srcfile, dstfile, shallow=False):
diff = "".join(difflib.unified_diff(a=open(srcfile).readlines(),
b=open(dstfile).readlines(),
fromfile=srcfile,
tofile=dstfile,
n=1))
assert False, f'upload {dstfile} differs:\n{diff}'