412 lines
19 KiB
Python
412 lines
19 KiB
Python
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#!/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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from datetime import timedelta
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import pytest
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from testenv import Env, CurlClient, LocalClient
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log = logging.getLogger(__name__)
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class TestDownload:
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@pytest.fixture(autouse=True, scope='class')
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def _class_scope(self, env, httpd, nghttpx):
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if env.have_h3():
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nghttpx.start_if_needed()
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httpd.clear_extra_configs()
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httpd.reload()
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@pytest.fixture(autouse=True, scope='class')
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def _class_scope(self, env, httpd):
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indir = httpd.docs_dir
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env.make_data_file(indir=indir, fname="data-10k", fsize=10*1024)
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env.make_data_file(indir=indir, fname="data-100k", fsize=100*1024)
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env.make_data_file(indir=indir, fname="data-1m", fsize=1024*1024)
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env.make_data_file(indir=indir, fname="data-10m", fsize=10*1024*1024)
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env.make_data_file(indir=indir, fname="data-50m", fsize=50*1024*1024)
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# download 1 file
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@pytest.mark.parametrize("proto", ['http/1.1', 'h2', 'h3'])
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def test_02_01_download_1(self, env: Env, httpd, nghttpx, repeat, proto):
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if proto == 'h3' and not env.have_h3():
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pytest.skip("h3 not supported")
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curl = CurlClient(env=env)
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url = f'https://{env.authority_for(env.domain1, proto)}/data.json'
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r = curl.http_download(urls=[url], alpn_proto=proto)
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r.check_response(http_status=200)
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# download 2 files
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@pytest.mark.parametrize("proto", ['http/1.1', 'h2', 'h3'])
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def test_02_02_download_2(self, env: Env, httpd, nghttpx, repeat, proto):
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if proto == 'h3' and not env.have_h3():
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pytest.skip("h3 not supported")
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curl = CurlClient(env=env)
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url = f'https://{env.authority_for(env.domain1, proto)}/data.json?[0-1]'
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r = curl.http_download(urls=[url], alpn_proto=proto)
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r.check_response(http_status=200, count=2)
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# download 100 files sequentially
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@pytest.mark.parametrize("proto", ['http/1.1', 'h2', 'h3'])
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def test_02_03_download_100_sequential(self, env: Env,
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httpd, nghttpx, repeat, proto):
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if proto == 'h3' and not env.have_h3():
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pytest.skip("h3 not supported")
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curl = CurlClient(env=env)
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urln = f'https://{env.authority_for(env.domain1, proto)}/data.json?[0-99]'
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r = curl.http_download(urls=[urln], alpn_proto=proto)
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r.check_response(http_status=200, count=100, connect_count=1)
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# download 100 files parallel
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@pytest.mark.parametrize("proto", ['h2', 'h3'])
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def test_02_04_download_100_parallel(self, env: Env,
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httpd, nghttpx, repeat, proto):
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if proto == 'h3' and not env.have_h3():
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pytest.skip("h3 not supported")
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max_parallel = 50
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curl = CurlClient(env=env)
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urln = f'https://{env.authority_for(env.domain1, proto)}/data.json?[0-99]'
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r = curl.http_download(urls=[urln], alpn_proto=proto, extra_args=[
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'--parallel', '--parallel-max', f'{max_parallel}'
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])
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r.check_response(http_status=200, count=100)
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if proto == 'http/1.1':
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# http/1.1 parallel transfers will open multiple connections
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assert r.total_connects > 1, r.dump_logs()
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else:
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# http2 parallel transfers will use one connection (common limit is 100)
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assert r.total_connects == 1, r.dump_logs()
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# download 500 files sequential
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@pytest.mark.parametrize("proto", ['http/1.1', 'h2', 'h3'])
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def test_02_05_download_many_sequential(self, env: Env,
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httpd, nghttpx, repeat, proto):
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if proto == 'h3' and not env.have_h3():
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pytest.skip("h3 not supported")
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if proto == 'h3' and env.curl_uses_lib('msh3'):
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pytest.skip("msh3 shaky here")
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count = 200
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curl = CurlClient(env=env)
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urln = f'https://{env.authority_for(env.domain1, proto)}/data.json?[0-{count-1}]'
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r = curl.http_download(urls=[urln], alpn_proto=proto)
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r.check_response(http_status=200, count=count)
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if proto == 'http/1.1':
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# http/1.1 parallel transfers will open multiple connections
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assert r.total_connects > 1, r.dump_logs()
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else:
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# http2 parallel transfers will use one connection (common limit is 100)
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assert r.total_connects == 1, r.dump_logs()
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# download 500 files parallel
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@pytest.mark.parametrize("proto", ['h2', 'h3'])
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def test_02_06_download_many_parallel(self, env: Env,
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httpd, nghttpx, repeat, proto):
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if proto == 'h3' and not env.have_h3():
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pytest.skip("h3 not supported")
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count = 200
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max_parallel = 50
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curl = CurlClient(env=env)
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urln = f'https://{env.authority_for(env.domain1, proto)}/data.json?[000-{count-1}]'
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r = curl.http_download(urls=[urln], alpn_proto=proto, extra_args=[
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'--parallel', '--parallel-max', f'{max_parallel}'
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])
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r.check_response(http_status=200, count=count, connect_count=1)
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# download files parallel, check connection reuse/multiplex
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@pytest.mark.parametrize("proto", ['h2', 'h3'])
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def test_02_07_download_reuse(self, env: Env,
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httpd, nghttpx, repeat, proto):
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if proto == 'h3' and not env.have_h3():
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pytest.skip("h3 not supported")
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count = 200
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curl = CurlClient(env=env)
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urln = f'https://{env.authority_for(env.domain1, proto)}/data.json?[0-{count-1}]'
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r = curl.http_download(urls=[urln], alpn_proto=proto,
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with_stats=True, extra_args=[
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'--parallel', '--parallel-max', '200'
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])
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r.check_response(http_status=200, count=count)
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# should have used at most 2 connections only (test servers allow 100 req/conn)
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# it may be just 1 on slow systems where request are answered faster than
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# curl can exhaust the capacity or if curl runs with address-sanitizer speed
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assert r.total_connects <= 2, "h2 should use fewer connections here"
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# download files parallel with http/1.1, check connection not reused
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@pytest.mark.parametrize("proto", ['http/1.1'])
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def test_02_07b_download_reuse(self, env: Env,
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httpd, nghttpx, repeat, proto):
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if env.curl_uses_lib('wolfssl'):
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pytest.skip("wolfssl session reuse borked")
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count = 6
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curl = CurlClient(env=env)
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urln = f'https://{env.authority_for(env.domain1, proto)}/data.json?[0-{count-1}]'
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r = curl.http_download(urls=[urln], alpn_proto=proto,
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with_stats=True, extra_args=[
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'--parallel'
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])
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r.check_response(count=count, http_status=200)
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# http/1.1 should have used count connections
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assert r.total_connects == count, "http/1.1 should use this many connections"
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@pytest.mark.parametrize("proto", ['http/1.1', 'h2', 'h3'])
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def test_02_08_1MB_serial(self, env: Env,
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httpd, nghttpx, repeat, proto):
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if proto == 'h3' and not env.have_h3():
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pytest.skip("h3 not supported")
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count = 20
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urln = f'https://{env.authority_for(env.domain1, proto)}/data-1m?[0-{count-1}]'
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curl = CurlClient(env=env)
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r = curl.http_download(urls=[urln], alpn_proto=proto)
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r.check_response(count=count, http_status=200)
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@pytest.mark.parametrize("proto", ['h2', 'h3'])
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def test_02_09_1MB_parallel(self, env: Env,
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httpd, nghttpx, repeat, proto):
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if proto == 'h3' and not env.have_h3():
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pytest.skip("h3 not supported")
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count = 20
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urln = f'https://{env.authority_for(env.domain1, proto)}/data-1m?[0-{count-1}]'
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curl = CurlClient(env=env)
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r = curl.http_download(urls=[urln], alpn_proto=proto, extra_args=[
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'--parallel'
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])
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r.check_response(count=count, http_status=200)
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@pytest.mark.skipif(condition=Env().slow_network, reason="not suitable for slow network tests")
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@pytest.mark.skipif(condition=Env().ci_run, reason="not suitable for CI runs")
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@pytest.mark.parametrize("proto", ['http/1.1', 'h2', 'h3'])
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def test_02_10_10MB_serial(self, env: Env,
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httpd, nghttpx, repeat, proto):
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if proto == 'h3' and not env.have_h3():
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pytest.skip("h3 not supported")
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count = 10
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urln = f'https://{env.authority_for(env.domain1, proto)}/data-10m?[0-{count-1}]'
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curl = CurlClient(env=env)
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r = curl.http_download(urls=[urln], alpn_proto=proto)
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r.check_response(count=count, http_status=200)
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@pytest.mark.skipif(condition=Env().slow_network, reason="not suitable for slow network tests")
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@pytest.mark.skipif(condition=Env().ci_run, reason="not suitable for CI runs")
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@pytest.mark.parametrize("proto", ['h2', 'h3'])
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def test_02_11_10MB_parallel(self, env: Env,
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httpd, nghttpx, repeat, proto):
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if proto == 'h3' and not env.have_h3():
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pytest.skip("h3 not supported")
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if proto == 'h3' and env.curl_uses_lib('msh3'):
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pytest.skip("msh3 stalls here")
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count = 10
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urln = f'https://{env.authority_for(env.domain1, proto)}/data-10m?[0-{count-1}]'
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curl = CurlClient(env=env)
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r = curl.http_download(urls=[urln], alpn_proto=proto, extra_args=[
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'--parallel'
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])
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r.check_response(count=count, http_status=200)
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@pytest.mark.parametrize("proto", ['h2', 'h3'])
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def test_02_12_head_serial_https(self, env: Env,
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httpd, nghttpx, repeat, proto):
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if proto == 'h3' and not env.have_h3():
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pytest.skip("h3 not supported")
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count = 50
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urln = f'https://{env.authority_for(env.domain1, proto)}/data-10m?[0-{count-1}]'
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curl = CurlClient(env=env)
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r = curl.http_download(urls=[urln], alpn_proto=proto, extra_args=[
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'--head'
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])
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r.check_response(count=count, http_status=200)
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@pytest.mark.parametrize("proto", ['h2'])
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def test_02_13_head_serial_h2c(self, env: Env,
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httpd, nghttpx, repeat, proto):
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if proto == 'h3' and not env.have_h3():
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pytest.skip("h3 not supported")
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count = 50
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urln = f'http://{env.domain1}:{env.http_port}/data-10m?[0-{count-1}]'
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curl = CurlClient(env=env)
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r = curl.http_download(urls=[urln], alpn_proto=proto, extra_args=[
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'--head', '--http2-prior-knowledge', '--fail-early'
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])
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r.check_response(count=count, http_status=200)
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@pytest.mark.skipif(condition=Env().slow_network, reason="not suitable for slow network tests")
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@pytest.mark.skipif(condition=Env().ci_run, reason="not suitable for CI runs")
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def test_02_20_h2_small_frames(self, env: Env, httpd, repeat):
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# Test case to reproduce content corruption as observed in
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# https://github.com/curl/curl/issues/10525
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# To reliably reproduce, we need an Apache httpd that supports
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# setting smaller frame sizes. This is not released yet, we
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# test if it works and back out if not.
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httpd.set_extra_config(env.domain1, lines=[
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f'H2MaxDataFrameLen 1024',
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])
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assert httpd.stop()
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if not httpd.start():
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# no, not supported, bail out
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httpd.set_extra_config(env.domain1, lines=None)
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assert httpd.start()
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pytest.skip(f'H2MaxDataFrameLen not supported')
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# ok, make 100 downloads with 2 parallel running and they
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# are expected to stumble into the issue when using `lib/http2.c`
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# from curl 7.88.0
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count = 100
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urln = f'https://{env.authority_for(env.domain1, "h2")}/data-1m?[0-{count-1}]'
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curl = CurlClient(env=env)
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r = curl.http_download(urls=[urln], alpn_proto="h2", extra_args=[
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'--parallel', '--parallel-max', '2'
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])
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r.check_response(count=count, http_status=200)
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srcfile = os.path.join(httpd.docs_dir, 'data-1m')
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self.check_downloads(curl, srcfile, count)
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# restore httpd defaults
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httpd.set_extra_config(env.domain1, lines=None)
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assert httpd.stop()
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assert httpd.start()
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# download via lib client, 1 at a time, pause/resume at different offsets
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@pytest.mark.parametrize("pause_offset", [0, 10*1024, 100*1023, 640000])
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def test_02_21_h2_lib_serial(self, env: Env, httpd, nghttpx, pause_offset, repeat):
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count = 10
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docname = 'data-10m'
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url = f'https://localhost:{env.https_port}/{docname}'
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client = LocalClient(name='h2-download', env=env)
|
||
|
|
if not client.exists():
|
||
|
|
pytest.skip(f'example client not built: {client.name}')
|
||
|
|
r = client.run(args=[
|
||
|
|
'-n', f'{count}', '-P', f'{pause_offset}', url
|
||
|
|
])
|
||
|
|
r.check_exit_code(0)
|
||
|
|
srcfile = os.path.join(httpd.docs_dir, docname)
|
||
|
|
self.check_downloads(client, srcfile, count)
|
||
|
|
|
||
|
|
# download via lib client, several at a time, pause/resume
|
||
|
|
@pytest.mark.parametrize("pause_offset", [100*1023])
|
||
|
|
def test_02_22_h2_lib_parallel_resume(self, env: Env, httpd, nghttpx, pause_offset, repeat):
|
||
|
|
count = 10
|
||
|
|
max_parallel = 5
|
||
|
|
docname = 'data-10m'
|
||
|
|
url = f'https://localhost:{env.https_port}/{docname}'
|
||
|
|
client = LocalClient(name='h2-download', env=env)
|
||
|
|
if not client.exists():
|
||
|
|
pytest.skip(f'example client not built: {client.name}')
|
||
|
|
r = client.run(args=[
|
||
|
|
'-n', f'{count}', '-m', f'{max_parallel}',
|
||
|
|
'-P', f'{pause_offset}', url
|
||
|
|
])
|
||
|
|
r.check_exit_code(0)
|
||
|
|
srcfile = os.path.join(httpd.docs_dir, docname)
|
||
|
|
self.check_downloads(client, srcfile, count)
|
||
|
|
|
||
|
|
# download, several at a time, pause and abort paused
|
||
|
|
@pytest.mark.parametrize("pause_offset", [100*1023])
|
||
|
|
def test_02_23_h2_lib_parallel_abort(self, env: Env, httpd, nghttpx, pause_offset, repeat):
|
||
|
|
count = 200
|
||
|
|
max_parallel = 100
|
||
|
|
docname = 'data-10m'
|
||
|
|
url = f'https://localhost:{env.https_port}/{docname}'
|
||
|
|
client = LocalClient(name='h2-download', env=env)
|
||
|
|
if not client.exists():
|
||
|
|
pytest.skip(f'example client not built: {client.name}')
|
||
|
|
r = client.run(args=[
|
||
|
|
'-n', f'{count}', '-m', f'{max_parallel}', '-a',
|
||
|
|
'-P', f'{pause_offset}', url
|
||
|
|
])
|
||
|
|
r.check_exit_code(0)
|
||
|
|
srcfile = os.path.join(httpd.docs_dir, docname)
|
||
|
|
# downloads should be there, but not necessarily complete
|
||
|
|
self.check_downloads(client, srcfile, count, complete=False)
|
||
|
|
|
||
|
|
# speed limited download
|
||
|
|
@pytest.mark.parametrize("proto", ['h2', 'h3'])
|
||
|
|
def test_02_24_speed_limit(self, env: Env, httpd, nghttpx, proto, repeat):
|
||
|
|
if proto == 'h3' and not env.have_h3():
|
||
|
|
pytest.skip("h3 not supported")
|
||
|
|
count = 1
|
||
|
|
url = f'https://{env.authority_for(env.domain1, proto)}/data-1m'
|
||
|
|
curl = CurlClient(env=env)
|
||
|
|
r = curl.http_download(urls=[url], alpn_proto=proto, extra_args=[
|
||
|
|
'--limit-rate', f'{196 * 1024}'
|
||
|
|
])
|
||
|
|
r.check_response(count=count, http_status=200)
|
||
|
|
assert r.duration > timedelta(seconds=4), \
|
||
|
|
f'rate limited transfer should take more than 4s, not {r.duration}'
|
||
|
|
|
||
|
|
# make extreme parallel h2 upgrades, check invalid conn reuse
|
||
|
|
# before protocol switch has happened
|
||
|
|
def test_02_25_h2_upgrade_x(self, env: Env, httpd, repeat):
|
||
|
|
# not locally reproducible timeouts with certain SSL libs
|
||
|
|
# Since this test is about connection reuse handling, we skip
|
||
|
|
# it on these builds. Although we would certainly like to understand
|
||
|
|
# why this happens.
|
||
|
|
if env.curl_uses_lib('bearssl'):
|
||
|
|
pytest.skip('CI workflows timeout on bearssl build')
|
||
|
|
url = f'http://localhost:{env.http_port}/data-100k'
|
||
|
|
client = LocalClient(name='h2-upgrade-extreme', env=env, timeout=15)
|
||
|
|
if not client.exists():
|
||
|
|
pytest.skip(f'example client not built: {client.name}')
|
||
|
|
r = client.run(args=[url])
|
||
|
|
assert r.exit_code == 0, f'{client.dump_logs()}'
|
||
|
|
|
||
|
|
# Special client that tests TLS session reuse in parallel transfers
|
||
|
|
def test_02_26_session_shared_reuse(self, env: Env, httpd, repeat):
|
||
|
|
curl = CurlClient(env=env)
|
||
|
|
url = f'https://{env.domain1}:{env.https_port}/data-100k'
|
||
|
|
client = LocalClient(name='tls-session-reuse', env=env)
|
||
|
|
if not client.exists():
|
||
|
|
pytest.skip(f'example client not built: {client.name}')
|
||
|
|
r = client.run(args=[url])
|
||
|
|
r.check_exit_code(0)
|
||
|
|
|
||
|
|
# test on paused transfers, based on issue #11982
|
||
|
|
@pytest.mark.parametrize("proto", ['h2', 'h3'])
|
||
|
|
def test_02_27_paused_no_cl(self, env: Env, httpd, nghttpx, proto, repeat):
|
||
|
|
if proto == 'h3' and not env.have_h3():
|
||
|
|
pytest.skip("h3 not supported")
|
||
|
|
url = f'https://{env.authority_for(env.domain1, proto)}' \
|
||
|
|
f'/tweak?'\
|
||
|
|
'&chunks=2&chunk_size=16000'
|
||
|
|
client = LocalClient(env=env, name='h2-pausing')
|
||
|
|
r = client.run(args=[url])
|
||
|
|
r.check_exit_code(0)
|
||
|
|
|
||
|
|
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}'
|