280 lines
12 KiB
Python
280 lines
12 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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# ***************************************************************************
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# _ _ ____ _
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# Project ___| | | | _ \| |
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# / __| | | | |_) | |
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# | (__| |_| | _ <| |___
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# \___|\___/|_| \_\_____|
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#
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# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
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#
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# This software is licensed as described in the file COPYING, which
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# you should have received as part of this distribution. The terms
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# are also available at https://curl.se/docs/copyright.html.
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#
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# You may opt to use, copy, modify, merge, publish, distribute and/or sell
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# copies of the Software, and permit persons to whom the Software is
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# furnished to do so, under the terms of the COPYING file.
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#
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# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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# KIND, either express or implied.
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#
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# SPDX-License-Identifier: curl
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#
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###########################################################################
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#
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import difflib
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import filecmp
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import logging
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import os
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import shutil
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import pytest
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from testenv import Env, CurlClient, VsFTPD
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log = logging.getLogger(__name__)
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@pytest.mark.skipif(condition=not Env.has_vsftpd(), reason="missing vsftpd")
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class TestVsFTPD:
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SUPPORTS_SSL = True
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@pytest.fixture(autouse=True, scope="class")
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def vsftpds(self, env):
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if not TestVsFTPD.SUPPORTS_SSL:
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pytest.skip("vsftpd does not seem to support SSL")
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vsftpds = VsFTPD(env=env, with_ssl=True)
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if not vsftpds.start():
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vsftpds.stop()
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TestVsFTPD.SUPPORTS_SSL = False
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pytest.skip("vsftpd does not seem to support SSL")
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yield vsftpds
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vsftpds.stop()
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def _make_docs_file(self, docs_dir: str, fname: str, fsize: int):
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fpath = os.path.join(docs_dir, fname)
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data1k = 1024 * "x"
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flen = 0
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with open(fpath, "w") as fd:
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while flen < fsize:
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fd.write(data1k)
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flen += len(data1k)
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return flen
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@pytest.fixture(autouse=True, scope="class")
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def _class_scope(self, env, vsftpds):
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if os.path.exists(vsftpds.docs_dir):
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shutil.rmtree(vsftpds.docs_dir)
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if not os.path.exists(vsftpds.docs_dir):
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os.makedirs(vsftpds.docs_dir)
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self._make_docs_file(docs_dir=vsftpds.docs_dir, fname="data-1k", fsize=1024)
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self._make_docs_file(
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docs_dir=vsftpds.docs_dir, fname="data-10k", fsize=10 * 1024
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)
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self._make_docs_file(
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docs_dir=vsftpds.docs_dir, fname="data-1m", fsize=1024 * 1024
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)
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self._make_docs_file(
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docs_dir=vsftpds.docs_dir, fname="data-10m", fsize=10 * 1024 * 1024
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)
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env.make_data_file(indir=env.gen_dir, fname="upload-1k", fsize=1024)
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env.make_data_file(indir=env.gen_dir, fname="upload-100k", fsize=100 * 1024)
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env.make_data_file(indir=env.gen_dir, fname="upload-1m", fsize=1024 * 1024)
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def test_31_01_list_dir(self, env: Env, vsftpds: VsFTPD):
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curl = CurlClient(env=env)
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url = f"ftp://{env.ftp_domain}:{vsftpds.port}/"
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r = curl.ftp_ssl_get(urls=[url], with_stats=True)
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r.check_stats(count=1, http_status=226)
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lines = open(os.path.join(curl.run_dir, "download_#1.data")).readlines()
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assert len(lines) == 4, f"list: {lines}"
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# download 1 file, no SSL
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@pytest.mark.parametrize("docname", ["data-1k", "data-1m", "data-10m"])
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def test_31_02_download_1(self, env: Env, vsftpds: VsFTPD, docname):
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curl = CurlClient(env=env)
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srcfile = os.path.join(vsftpds.docs_dir, f"{docname}")
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count = 1
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url = f"ftp://{env.ftp_domain}:{vsftpds.port}/{docname}?[0-{count-1}]"
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r = curl.ftp_ssl_get(urls=[url], with_stats=True)
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r.check_stats(count=count, http_status=226)
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self.check_downloads(curl, srcfile, count)
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@pytest.mark.parametrize("docname", ["data-1k", "data-1m", "data-10m"])
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def test_31_03_download_10_serial(self, env: Env, vsftpds: VsFTPD, docname):
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curl = CurlClient(env=env)
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srcfile = os.path.join(vsftpds.docs_dir, f"{docname}")
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count = 10
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url = f"ftp://{env.ftp_domain}:{vsftpds.port}/{docname}?[0-{count-1}]"
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r = curl.ftp_ssl_get(urls=[url], with_stats=True)
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r.check_stats(count=count, http_status=226)
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self.check_downloads(curl, srcfile, count)
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@pytest.mark.parametrize("docname", ["data-1k", "data-1m", "data-10m"])
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def test_31_04_download_10_parallel(self, env: Env, vsftpds: VsFTPD, docname):
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curl = CurlClient(env=env)
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srcfile = os.path.join(vsftpds.docs_dir, f"{docname}")
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count = 10
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url = f"ftp://{env.ftp_domain}:{vsftpds.port}/{docname}?[0-{count-1}]"
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r = curl.ftp_ssl_get(urls=[url], with_stats=True, extra_args=["--parallel"])
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r.check_stats(count=count, http_status=226)
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self.check_downloads(curl, srcfile, count)
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@pytest.mark.parametrize("docname", ["upload-1k", "upload-100k", "upload-1m"])
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def test_31_05_upload_1(self, env: Env, vsftpds: VsFTPD, docname):
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curl = CurlClient(env=env)
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srcfile = os.path.join(env.gen_dir, docname)
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dstfile = os.path.join(vsftpds.docs_dir, docname)
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self._rmf(dstfile)
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count = 1
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url = f"ftp://{env.ftp_domain}:{vsftpds.port}/"
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r = curl.ftp_ssl_upload(urls=[url], fupload=f"{srcfile}", with_stats=True)
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r.check_stats(count=count, http_status=226)
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self.check_upload(env, vsftpds, docname=docname)
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def _rmf(self, path):
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if os.path.exists(path):
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return os.remove(path)
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# check with `tcpdump` if curl causes any TCP RST packets
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@pytest.mark.skipif(condition=not Env.tcpdump(), reason="tcpdump not available")
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def test_31_06_shutdownh_download(self, env: Env, vsftpds: VsFTPD):
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docname = "data-1k"
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curl = CurlClient(env=env)
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count = 1
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url = f"ftp://{env.ftp_domain}:{vsftpds.port}/{docname}?[0-{count-1}]"
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r = curl.ftp_ssl_get(urls=[url], with_stats=True, with_tcpdump=True)
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r.check_stats(count=count, http_status=226)
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# vsftp closes control connection without niceties,
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# disregard RST packets it sent from its port to curl
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assert (
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len(r.tcpdump.stats_excluding(src_port=env.ftps_port)) == 0
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), "Unexpected TCP RSTs packets"
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# check with `tcpdump` if curl causes any TCP RST packets
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@pytest.mark.skipif(condition=not Env.tcpdump(), reason="tcpdump not available")
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def test_31_07_shutdownh_upload(self, env: Env, vsftpds: VsFTPD):
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docname = "upload-1k"
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curl = CurlClient(env=env)
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srcfile = os.path.join(env.gen_dir, docname)
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dstfile = os.path.join(vsftpds.docs_dir, docname)
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self._rmf(dstfile)
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count = 1
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url = f"ftp://{env.ftp_domain}:{vsftpds.port}/"
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r = curl.ftp_ssl_upload(
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urls=[url], fupload=f"{srcfile}", with_stats=True, with_tcpdump=True
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)
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r.check_stats(count=count, http_status=226)
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# vsftp closes control connection without niceties,
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# disregard RST packets it sent from its port to curl
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assert (
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len(r.tcpdump.stats_excluding(src_port=env.ftps_port)) == 0
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), "Unexpected TCP RSTs packets"
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def test_31_08_upload_ascii(self, env: Env, vsftpds: VsFTPD):
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docname = "upload-ascii"
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line_length = 21
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srcfile = os.path.join(env.gen_dir, docname)
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dstfile = os.path.join(vsftpds.docs_dir, docname)
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env.make_data_file(
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indir=env.gen_dir, fname=docname, fsize=100 * 1024, line_length=line_length
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)
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srcsize = os.path.getsize(srcfile)
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self._rmf(dstfile)
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count = 1
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curl = CurlClient(env=env)
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url = f"ftp://{env.ftp_domain}:{vsftpds.port}/"
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r = curl.ftp_ssl_upload(
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urls=[url],
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fupload=f"{srcfile}",
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with_stats=True,
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extra_args=["--use-ascii"],
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)
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r.check_stats(count=count, http_status=226)
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# expect the uploaded file to be number of converted newlines larger
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dstsize = os.path.getsize(dstfile)
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newlines = len(open(srcfile).readlines())
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assert (srcsize + newlines) == dstsize, (
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f"expected source with {newlines} lines to be that much larger,"
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f"instead srcsize={srcsize}, upload size={dstsize}, diff={dstsize-srcsize}"
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)
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def test_31_08_active_download(self, env: Env, vsftpds: VsFTPD):
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docname = "data-10k"
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curl = CurlClient(env=env)
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srcfile = os.path.join(vsftpds.docs_dir, f"{docname}")
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count = 1
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url = f"ftp://{env.ftp_domain}:{vsftpds.port}/{docname}?[0-{count-1}]"
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r = curl.ftp_ssl_get(
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urls=[url], with_stats=True, extra_args=["--ftp-port", "127.0.0.1"]
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)
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r.check_stats(count=count, http_status=226)
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self.check_downloads(curl, srcfile, count)
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def test_31_09_active_upload(self, env: Env, vsftpds: VsFTPD):
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docname = "upload-1k"
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curl = CurlClient(env=env)
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srcfile = os.path.join(env.gen_dir, docname)
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dstfile = os.path.join(vsftpds.docs_dir, docname)
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self._rmf(dstfile)
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count = 1
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url = f"ftp://{env.ftp_domain}:{vsftpds.port}/"
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r = curl.ftp_ssl_upload(
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urls=[url],
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fupload=f"{srcfile}",
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with_stats=True,
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extra_args=["--ftp-port", "127.0.0.1"],
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)
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r.check_stats(count=count, http_status=226)
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self.check_upload(env, vsftpds, docname=docname)
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@pytest.mark.parametrize("indata", ["1234567890", ""])
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def test_31_10_upload_stdin(self, env: Env, vsftpds: VsFTPD, indata):
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curl = CurlClient(env=env)
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docname = "upload_31_10"
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dstfile = os.path.join(vsftpds.docs_dir, docname)
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self._rmf(dstfile)
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count = 1
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url = f"ftp://{env.ftp_domain}:{vsftpds.port}/{docname}"
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r = curl.ftp_ssl_upload(urls=[url], updata=indata, with_stats=True)
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r.check_stats(count=count, http_status=226)
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assert os.path.exists(dstfile)
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destdata = open(dstfile).readlines()
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expdata = [indata] if len(indata) else []
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assert expdata == destdata, f"exected: {expdata}, got: {destdata}"
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def check_downloads(self, client, srcfile: str, count: int, complete: bool = True):
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for i in range(count):
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dfile = client.download_file(i)
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assert os.path.exists(dfile)
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if complete and not filecmp.cmp(srcfile, dfile, shallow=False):
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diff = "".join(
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difflib.unified_diff(
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a=open(srcfile).readlines(),
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b=open(dfile).readlines(),
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fromfile=srcfile,
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tofile=dfile,
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n=1,
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)
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)
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assert False, f"download {dfile} differs:\n{diff}"
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def check_upload(self, env, vsftpd: VsFTPD, docname):
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srcfile = os.path.join(env.gen_dir, docname)
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dstfile = os.path.join(vsftpd.docs_dir, docname)
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assert os.path.exists(srcfile)
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assert os.path.exists(dstfile)
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if not filecmp.cmp(srcfile, dstfile, shallow=False):
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diff = "".join(
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difflib.unified_diff(
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a=open(srcfile).readlines(),
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b=open(dstfile).readlines(),
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fromfile=srcfile,
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tofile=dstfile,
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n=1,
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)
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)
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assert False, f"upload {dstfile} differs:\n{diff}"
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