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freebsd
GitHub Repository: freebsd/pkg
 Path: blob/main/external/curl/tests/http/test_12_reuse.py
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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, <[email protected]>, 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 logging

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import os

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from datetime import datetime, timedelta

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import pytest

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from testenv import Env, CurlClient

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log = logging.getLogger(__name__)

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@pytest.mark.skipif(condition=not Env.have_ssl_curl(), reason="curl without SSL")

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class TestReuse:

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    # check if HTTP/1.1 handles 'Connection: close' correctly

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    @pytest.mark.parametrize("proto", ['http/1.1'])

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    def test_12_01_h1_conn_close(self, env: Env, httpd, configures_httpd, nghttpx, proto):

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        httpd.reset_config()

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        httpd.set_extra_config('base', [

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            'MaxKeepAliveRequests 1',

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        ])

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        httpd.reload_if_config_changed()

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        count = 100

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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(count=count, http_status=200)

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        # Server sends `Connection: close` on every 2nd request, requiring

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        # a new connection

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        delta = 5

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        assert (count/2 - delta) < r.total_connects < (count/2 + delta)

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    @pytest.mark.skipif(condition=Env.httpd_is_at_least('2.5.0'),

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                        reason="httpd 2.5+ handles KeepAlives different")

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    @pytest.mark.parametrize("proto", ['http/1.1'])

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    def test_12_02_h1_conn_timeout(self, env: Env, httpd, configures_httpd, nghttpx, proto):

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        httpd.reset_config()

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        httpd.set_extra_config('base', [

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            'KeepAliveTimeout 1',

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        ])

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        httpd.reload_if_config_changed()

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        count = 5

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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, extra_args=[

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            '--rate', '30/m',

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        ])

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        r.check_response(count=count, http_status=200)

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        # Connections time out on server before we send another request,

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        assert r.total_connects == count

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    @pytest.mark.skipif(condition=not Env.have_h3(), reason="h3 not supported")

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    def test_12_03_as_follow_h2h3(self, env: Env, httpd, configures_httpd, nghttpx):

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        # write an alt-svc file that advises h3 instead of h2

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        asfile = os.path.join(env.gen_dir, 'alt-svc-12_03.txt')

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        self.create_asfile(asfile, f'h2 {env.domain1} {env.https_port} h3 {env.domain1} {env.h3_port}')

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        curl = CurlClient(env=env)

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        urln = f'https://{env.authority_for(env.domain1, "h2")}/data.json'

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        r = curl.http_download(urls=[urln], with_stats=True, extra_args=[

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            '--alt-svc', f'{asfile}',

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        ])

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        r.check_response(count=1, http_status=200)

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        assert r.stats[0]['http_version'] == '3', f'{r.stats}'

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    @pytest.mark.skipif(condition=not Env.have_h3(), reason="h3 not supported")

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    def test_12_04_as_follow_h3h2(self, env: Env, httpd, configures_httpd, nghttpx):

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        count = 2

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        # write an alt-svc file the advises h2 instead of h3

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        asfile = os.path.join(env.gen_dir, 'alt-svc-12_04.txt')

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        ts = datetime.now() + timedelta(hours=24)

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        expires = f'{ts.year:04}{ts.month:02}{ts.day:02} {ts.hour:02}:{ts.minute:02}:{ts.second:02}'

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        with open(asfile, 'w') as fd:

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            fd.write(f'h3 {env.domain1} {env.https_port} h2 {env.domain1} {env.https_port} "{expires}" 0 0')

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        log.info(f'altscv: {open(asfile).readlines()}')

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        curl = CurlClient(env=env)

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        urln = f'https://{env.authority_for(env.domain1, "h3")}/data.json?[0-{count-1}]'

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        r = curl.http_download(urls=[urln], with_stats=True, extra_args=[

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            '--alt-svc', f'{asfile}', '--http3'

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        ])

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        r.check_response(count=count, http_status=200)

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        # We expect the connection to be reused and use HTTP/2

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        assert r.total_connects == 1

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        for s in r.stats:

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            assert s['http_version'] == '2', f'{s}'

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    @pytest.mark.skipif(condition=not Env.have_h3(), reason="h3 not supported")

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    def test_12_05_as_follow_h3h1(self, env: Env, httpd, configures_httpd, nghttpx):

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        # With '--http3` an Alt-Svc redirection from h3 to h1 is allowed

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        count = 2

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        # write an alt-svc file the advises h1 instead of h3

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        asfile = os.path.join(env.gen_dir, 'alt-svc-12_05.txt')

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        ts = datetime.now() + timedelta(hours=24)

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        expires = f'{ts.year:04}{ts.month:02}{ts.day:02} {ts.hour:02}:{ts.minute:02}:{ts.second:02}'

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        with open(asfile, 'w') as fd:

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            fd.write(f'h3 {env.domain1} {env.https_port} http/1.1 {env.domain1} {env.https_port} "{expires}" 0 0')

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        log.info(f'altscv: {open(asfile).readlines()}')

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        curl = CurlClient(env=env)

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        urln = f'https://{env.authority_for(env.domain1, "h3")}/data.json?[0-{count-1}]'

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        r = curl.http_download(urls=[urln], with_stats=True, extra_args=[

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            '--alt-svc', f'{asfile}', '--http3'

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        ])

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        r.check_response(count=count, http_status=200)

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        # We expect the connection to be reused and use HTTP/1.1

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        assert r.total_connects == 1

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        for s in r.stats:

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            assert s['http_version'] == '1.1', f'{s}'

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    @pytest.mark.skipif(condition=not Env.have_h3(), reason="h3 not supported")

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    def test_12_06_as_ignore_h3h1(self, env: Env, httpd, configures_httpd, nghttpx):

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        # With '--http3-only` an Alt-Svc redirection from h3 to h1 is ignored

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        count = 2

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        # write an alt-svc file the advises h1 instead of h3

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        asfile = os.path.join(env.gen_dir, 'alt-svc-12_05.txt')

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        ts = datetime.now() + timedelta(hours=24)

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        expires = f'{ts.year:04}{ts.month:02}{ts.day:02} {ts.hour:02}:{ts.minute:02}:{ts.second:02}'

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        with open(asfile, 'w') as fd:

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            fd.write(f'h3 {env.domain1} {env.https_port} http/1.1 {env.domain1} {env.https_port} "{expires}" 0 0')

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        log.info(f'altscv: {open(asfile).readlines()}')

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        curl = CurlClient(env=env)

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        urln = f'https://{env.authority_for(env.domain1, "h3")}/data.json?[0-{count-1}]'

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        r = curl.http_download(urls=[urln], with_stats=True, extra_args=[

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            '--alt-svc', f'{asfile}', '--http3-only'

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        ])

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        r.check_response(count=count, http_status=200)

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        # We expect the connection to be stay on h3, since we used --http3-only

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        assert r.total_connects == 1

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        for s in r.stats:

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            assert s['http_version'] == '3', f'{s}'

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    @pytest.mark.skipif(condition=not Env.have_h3(), reason="h3 not supported")

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    def test_12_07_as_ignore_h2h3(self, env: Env, httpd, configures_httpd, nghttpx):

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        # With '--http2` an Alt-Svc redirection from h2 to h3 is ignored

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        # write an alt-svc file that advises h3 instead of h2

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        asfile = os.path.join(env.gen_dir, 'alt-svc-12_03.txt')

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        self.create_asfile(asfile, f'h2 {env.domain1} {env.https_port} h3 {env.domain1} {env.h3_port}')

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        curl = CurlClient(env=env)

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        urln = f'https://{env.authority_for(env.domain1, "h2")}/data.json'

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        r = curl.http_download(urls=[urln], with_stats=True, extra_args=[

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            '--alt-svc', f'{asfile}', '--http2'

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        ])

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        r.check_response(count=1, http_status=200)

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        assert r.stats[0]['http_version'] == '2', f'{r.stats}'

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    def create_asfile(self, fpath, line):

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        ts = datetime.now() + timedelta(hours=24)

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        expires = f'{ts.year:04}{ts.month:02}{ts.day:02} {ts.hour:02}:{ts.minute:02}:{ts.second:02}'

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        with open(fpath, 'w') as fd:

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            fd.write(f'{line} "{expires}" 0 0')

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        log.info(f'altscv: {open(fpath).readlines()}')

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