| #!/usr/bin/env python3 |
| # -*- coding: utf-8 -*- |
| #*************************************************************************** |
| # _ _ ____ _ |
| # Project ___| | | | _ \| | |
| # / __| | | | |_) | | |
| # | (__| |_| | _ <| |___ |
| # \___|\___/|_| \_\_____| |
| # |
| # Copyright (C) Daniel Stenberg, <daniel@haxx.se>, 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 |
| from datetime import timedelta |
| import pytest |
| |
| from testenv import Env, CurlClient, LocalClient |
| |
| |
| log = logging.getLogger(__name__) |
| |
| |
| class TestDownload: |
| |
| @pytest.fixture(autouse=True, scope='class') |
| def _class_scope(self, env, httpd, nghttpx): |
| if env.have_h3(): |
| nghttpx.start_if_needed() |
| httpd.clear_extra_configs() |
| httpd.reload() |
| |
| @pytest.fixture(autouse=True, scope='class') |
| def _class_scope(self, env, httpd): |
| indir = httpd.docs_dir |
| env.make_data_file(indir=indir, fname="data-10k", fsize=10*1024) |
| env.make_data_file(indir=indir, fname="data-100k", fsize=100*1024) |
| env.make_data_file(indir=indir, fname="data-1m", fsize=1024*1024) |
| env.make_data_file(indir=indir, fname="data-10m", fsize=10*1024*1024) |
| env.make_data_file(indir=indir, fname="data-50m", fsize=50*1024*1024) |
| |
| # download 1 file |
| @pytest.mark.parametrize("proto", ['http/1.1', 'h2', 'h3']) |
| def test_02_01_download_1(self, env: Env, httpd, nghttpx, repeat, proto): |
| if proto == 'h3' and not env.have_h3(): |
| pytest.skip("h3 not supported") |
| curl = CurlClient(env=env) |
| url = f'https://{env.authority_for(env.domain1, proto)}/data.json' |
| r = curl.http_download(urls=[url], alpn_proto=proto) |
| r.check_response(http_status=200) |
| |
| # download 2 files |
| @pytest.mark.parametrize("proto", ['http/1.1', 'h2', 'h3']) |
| def test_02_02_download_2(self, env: Env, httpd, nghttpx, repeat, proto): |
| if proto == 'h3' and not env.have_h3(): |
| pytest.skip("h3 not supported") |
| curl = CurlClient(env=env) |
| url = f'https://{env.authority_for(env.domain1, proto)}/data.json?[0-1]' |
| r = curl.http_download(urls=[url], alpn_proto=proto) |
| r.check_response(http_status=200, count=2) |
| |
| # download 100 files sequentially |
| @pytest.mark.parametrize("proto", ['http/1.1', 'h2', 'h3']) |
| def test_02_03_download_100_sequential(self, env: Env, |
| httpd, nghttpx, repeat, proto): |
| if proto == 'h3' and not env.have_h3(): |
| pytest.skip("h3 not supported") |
| curl = CurlClient(env=env) |
| urln = f'https://{env.authority_for(env.domain1, proto)}/data.json?[0-99]' |
| r = curl.http_download(urls=[urln], alpn_proto=proto) |
| r.check_response(http_status=200, count=100, connect_count=1) |
| |
| # download 100 files parallel |
| @pytest.mark.parametrize("proto", ['h2', 'h3']) |
| def test_02_04_download_100_parallel(self, env: Env, |
| httpd, nghttpx, repeat, proto): |
| if proto == 'h3' and not env.have_h3(): |
| pytest.skip("h3 not supported") |
| max_parallel = 50 |
| curl = CurlClient(env=env) |
| urln = f'https://{env.authority_for(env.domain1, proto)}/data.json?[0-99]' |
| r = curl.http_download(urls=[urln], alpn_proto=proto, extra_args=[ |
| '--parallel', '--parallel-max', f'{max_parallel}' |
| ]) |
| r.check_response(http_status=200, count=100) |
| if proto == 'http/1.1': |
| # http/1.1 parallel transfers will open multiple connections |
| assert r.total_connects > 1, r.dump_logs() |
| else: |
| # http2 parallel transfers will use one connection (common limit is 100) |
| assert r.total_connects == 1, r.dump_logs() |
| |
| # download 500 files sequential |
| @pytest.mark.parametrize("proto", ['http/1.1', 'h2', 'h3']) |
| def test_02_05_download_many_sequential(self, env: Env, |
| httpd, nghttpx, repeat, proto): |
| if proto == 'h3' and not env.have_h3(): |
| pytest.skip("h3 not supported") |
| if proto == 'h3' and env.curl_uses_lib('msh3'): |
| pytest.skip("msh3 shaky here") |
| count = 200 |
| curl = CurlClient(env=env) |
| urln = f'https://{env.authority_for(env.domain1, proto)}/data.json?[0-{count-1}]' |
| r = curl.http_download(urls=[urln], alpn_proto=proto) |
| r.check_response(http_status=200, count=count) |
| if proto == 'http/1.1': |
| # http/1.1 parallel transfers will open multiple connections |
| assert r.total_connects > 1, r.dump_logs() |
| else: |
| # http2 parallel transfers will use one connection (common limit is 100) |
| assert r.total_connects == 1, r.dump_logs() |
| |
| # download 500 files parallel |
| @pytest.mark.parametrize("proto", ['h2', 'h3']) |
| def test_02_06_download_many_parallel(self, env: Env, |
| httpd, nghttpx, repeat, proto): |
| if proto == 'h3' and not env.have_h3(): |
| pytest.skip("h3 not supported") |
| count = 200 |
| max_parallel = 50 |
| curl = CurlClient(env=env) |
| urln = f'https://{env.authority_for(env.domain1, proto)}/data.json?[000-{count-1}]' |
| r = curl.http_download(urls=[urln], alpn_proto=proto, extra_args=[ |
| '--parallel', '--parallel-max', f'{max_parallel}' |
| ]) |
| r.check_response(http_status=200, count=count, connect_count=1) |
| |
| # download files parallel, check connection reuse/multiplex |
| @pytest.mark.parametrize("proto", ['h2', 'h3']) |
| def test_02_07_download_reuse(self, env: Env, |
| httpd, nghttpx, repeat, proto): |
| if proto == 'h3' and not env.have_h3(): |
| pytest.skip("h3 not supported") |
| count = 200 |
| curl = CurlClient(env=env) |
| urln = f'https://{env.authority_for(env.domain1, proto)}/data.json?[0-{count-1}]' |
| r = curl.http_download(urls=[urln], alpn_proto=proto, |
| with_stats=True, extra_args=[ |
| '--parallel', '--parallel-max', '200' |
| ]) |
| r.check_response(http_status=200, count=count) |
| # should have used at most 2 connections only (test servers allow 100 req/conn) |
| # it may be just 1 on slow systems where request are answered faster than |
| # curl can exhaust the capacity or if curl runs with address-sanitizer speed |
| assert r.total_connects <= 2, "h2 should use fewer connections here" |
| |
| # download files parallel with http/1.1, check connection not reused |
| @pytest.mark.parametrize("proto", ['http/1.1']) |
| def test_02_07b_download_reuse(self, env: Env, |
| httpd, nghttpx, repeat, proto): |
| if env.curl_uses_lib('wolfssl'): |
| pytest.skip("wolfssl session reuse borked") |
| count = 6 |
| curl = CurlClient(env=env) |
| urln = f'https://{env.authority_for(env.domain1, proto)}/data.json?[0-{count-1}]' |
| r = curl.http_download(urls=[urln], alpn_proto=proto, |
| with_stats=True, extra_args=[ |
| '--parallel' |
| ]) |
| r.check_response(count=count, http_status=200) |
| # http/1.1 should have used count connections |
| assert r.total_connects == count, "http/1.1 should use this many connections" |
| |
| @pytest.mark.parametrize("proto", ['http/1.1', 'h2', 'h3']) |
| def test_02_08_1MB_serial(self, env: Env, |
| httpd, nghttpx, repeat, proto): |
| if proto == 'h3' and not env.have_h3(): |
| pytest.skip("h3 not supported") |
| count = 20 |
| urln = f'https://{env.authority_for(env.domain1, proto)}/data-1m?[0-{count-1}]' |
| curl = CurlClient(env=env) |
| r = curl.http_download(urls=[urln], alpn_proto=proto) |
| r.check_response(count=count, http_status=200) |
| |
| @pytest.mark.parametrize("proto", ['h2', 'h3']) |
| def test_02_09_1MB_parallel(self, env: Env, |
| httpd, nghttpx, repeat, proto): |
| if proto == 'h3' and not env.have_h3(): |
| pytest.skip("h3 not supported") |
| count = 20 |
| urln = f'https://{env.authority_for(env.domain1, proto)}/data-1m?[0-{count-1}]' |
| curl = CurlClient(env=env) |
| r = curl.http_download(urls=[urln], alpn_proto=proto, extra_args=[ |
| '--parallel' |
| ]) |
| r.check_response(count=count, http_status=200) |
| |
| @pytest.mark.skipif(condition=Env().slow_network, reason="not suitable for slow network tests") |
| @pytest.mark.skipif(condition=Env().ci_run, reason="not suitable for CI runs") |
| @pytest.mark.parametrize("proto", ['http/1.1', 'h2', 'h3']) |
| def test_02_10_10MB_serial(self, env: Env, |
| httpd, nghttpx, repeat, proto): |
| if proto == 'h3' and not env.have_h3(): |
| pytest.skip("h3 not supported") |
| count = 10 |
| urln = f'https://{env.authority_for(env.domain1, proto)}/data-10m?[0-{count-1}]' |
| curl = CurlClient(env=env) |
| r = curl.http_download(urls=[urln], alpn_proto=proto) |
| r.check_response(count=count, http_status=200) |
| |
| @pytest.mark.skipif(condition=Env().slow_network, reason="not suitable for slow network tests") |
| @pytest.mark.skipif(condition=Env().ci_run, reason="not suitable for CI runs") |
| @pytest.mark.parametrize("proto", ['h2', 'h3']) |
| def test_02_11_10MB_parallel(self, env: Env, |
| httpd, nghttpx, repeat, proto): |
| if proto == 'h3' and not env.have_h3(): |
| pytest.skip("h3 not supported") |
| if proto == 'h3' and env.curl_uses_lib('msh3'): |
| pytest.skip("msh3 stalls here") |
| count = 10 |
| urln = f'https://{env.authority_for(env.domain1, proto)}/data-10m?[0-{count-1}]' |
| curl = CurlClient(env=env) |
| r = curl.http_download(urls=[urln], alpn_proto=proto, extra_args=[ |
| '--parallel' |
| ]) |
| r.check_response(count=count, http_status=200) |
| |
| @pytest.mark.parametrize("proto", ['h2', 'h3']) |
| def test_02_12_head_serial_https(self, env: Env, |
| httpd, nghttpx, repeat, proto): |
| if proto == 'h3' and not env.have_h3(): |
| pytest.skip("h3 not supported") |
| count = 50 |
| urln = f'https://{env.authority_for(env.domain1, proto)}/data-10m?[0-{count-1}]' |
| curl = CurlClient(env=env) |
| r = curl.http_download(urls=[urln], alpn_proto=proto, extra_args=[ |
| '--head' |
| ]) |
| r.check_response(count=count, http_status=200) |
| |
| @pytest.mark.parametrize("proto", ['h2']) |
| def test_02_13_head_serial_h2c(self, env: Env, |
| httpd, nghttpx, repeat, proto): |
| if proto == 'h3' and not env.have_h3(): |
| pytest.skip("h3 not supported") |
| count = 50 |
| urln = f'http://{env.domain1}:{env.http_port}/data-10m?[0-{count-1}]' |
| curl = CurlClient(env=env) |
| r = curl.http_download(urls=[urln], alpn_proto=proto, extra_args=[ |
| '--head', '--http2-prior-knowledge', '--fail-early' |
| ]) |
| r.check_response(count=count, http_status=200) |
| |
| @pytest.mark.skipif(condition=Env().slow_network, reason="not suitable for slow network tests") |
| @pytest.mark.skipif(condition=Env().ci_run, reason="not suitable for CI runs") |
| def test_02_20_h2_small_frames(self, env: Env, httpd, repeat): |
| # Test case to reproduce content corruption as observed in |
| # https://github.com/curl/curl/issues/10525 |
| # To reliably reproduce, we need an Apache httpd that supports |
| # setting smaller frame sizes. This is not released yet, we |
| # test if it works and back out if not. |
| httpd.set_extra_config(env.domain1, lines=[ |
| f'H2MaxDataFrameLen 1024', |
| ]) |
| assert httpd.stop() |
| if not httpd.start(): |
| # no, not supported, bail out |
| httpd.set_extra_config(env.domain1, lines=None) |
| assert httpd.start() |
| pytest.skip(f'H2MaxDataFrameLen not supported') |
| # ok, make 100 downloads with 2 parallel running and they |
| # are expected to stumble into the issue when using `lib/http2.c` |
| # from curl 7.88.0 |
| count = 100 |
| urln = f'https://{env.authority_for(env.domain1, "h2")}/data-1m?[0-{count-1}]' |
| curl = CurlClient(env=env) |
| r = curl.http_download(urls=[urln], alpn_proto="h2", extra_args=[ |
| '--parallel', '--parallel-max', '2' |
| ]) |
| r.check_response(count=count, http_status=200) |
| srcfile = os.path.join(httpd.docs_dir, 'data-1m') |
| self.check_downloads(curl, srcfile, count) |
| # restore httpd defaults |
| httpd.set_extra_config(env.domain1, lines=None) |
| assert httpd.stop() |
| assert httpd.start() |
| |
| # download via lib client, 1 at a time, pause/resume at different offsets |
| @pytest.mark.parametrize("pause_offset", [0, 10*1024, 100*1023, 640000]) |
| def test_02_21_h2_lib_serial(self, env: Env, httpd, nghttpx, pause_offset, repeat): |
| count = 10 |
| 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}', '-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 |
| def test_02_27_paused_no_cl(self, env: Env, httpd, nghttpx, repeat): |
| proto = 'h2' |
| url = f'https://{env.authority_for(env.domain1, proto)}' \ |
| '/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}' |
