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# Blackbox tests for http_test
#
# Copyright (C) Noel Power noel.power@suse.com
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import os
import time
import threading
import logging
import json
from http.server import HTTPServer, BaseHTTPRequestHandler
from samba.logger import get_samba_logger
from samba.tests import BlackboxTestCase, BlackboxProcessError
logger = get_samba_logger(name=__name__)
COMMAND = "bin/http_test"
def make_chunks(msg, chunk_size):
chunks = []
while len(msg) > chunk_size:
chunk = msg[:chunk_size]
chunks.append(chunk)
msg = msg[chunk_size:]
if len(msg):
chunks.append(msg)
return chunks
# simple handler, spits back the 'path' passed in
# GET or POST and a chunked encoded http response
# where the chunk size is 10 octets
class ChunkHTTPRequestHandler(BaseHTTPRequestHandler):
def handle_req(self):
msg = bytes(self.path, encoding="utf-8")
chunks = make_chunks(msg, 10)
self.send_response(200)
self.send_header('content-type', 'application/json; charset=UTF-8')
if self.path == "usegziptransferencoding":
self.send_header('Transfer-Encoding', 'gzip')
else:
self.send_header('Transfer-Encoding', 'chunked')
self.end_headers()
resp = bytes()
for chunk in chunks:
resp = resp + ("%x" % len(chunk)).encode("utf-8") + b'\r\n' + chunk + b'\r\n'
resp += b'0\r\n\r\n'
self.wfile.write(resp)
def do_POST(self):
self.handle_req()
def do_GET(self):
self.handle_req()
class HttpChunkBlackboxTests(BlackboxTestCase):
def setUp(self):
self.server = HTTPServer((os.getenv("SERVER_IP", "localhost"), 8080),
ChunkHTTPRequestHandler,
bind_and_activate=False)
self.t = threading.Thread(target=HttpChunkBlackboxTests.http_server, args=(self,))
self.t.setDaemon(True)
self.t.start()
time.sleep(1)
def tearDown(self):
super().tearDown()
def http_server(self):
self.server.server_bind()
self.server.server_activate()
self.server.serve_forever()
def test_single_chunk(self):
try:
msg = "one_chunk"
resp = self.check_output("%s -U%% -I%s --uri %s" % (COMMAND, os.getenv("SERVER_IP", "localhost"), msg))
self.assertEqual(msg,resp.decode('utf-8'))
except BlackboxProcessError as e:
print("Failed with: %s" % e)
self.fail(str(e))
def test_multi_chunks(self):
try:
msg = "snglechunksnglechunksnglechunksnglechunksnglechunk"
resp = self.check_output("%s -U%% -I%s --uri %s" % (COMMAND, os.getenv("SERVER_IP", "localhost"), msg))
self.assertEqual(msg, resp.decode('utf-8'))
except BlackboxProcessError as e:
print("Failed with: %s" % e)
self.fail(str(e))
def test_exceed_request_size(self):
try:
msg = "snglechunksnglechunksnglechunksnglechunksnglechunk"
resp = self.check_output("%s -d11 -U%% -I%s --rsize 49 --uri %s" % (COMMAND, os.getenv("SERVER_IP", "localhost"), msg))
self.fail("unexpected success")
except BlackboxProcessError as e:
if "http_read_chunk: size 50 exceeds max content len 49 skipping body" not in e.stderr.decode('utf-8'):
self.fail(str(e))
if "unexpected 0 len response" not in e.stdout.decode('utf-8'):
self.fail(str(e))
def test_exact_request_size(self):
try:
msg = "snglechunksnglechunksnglechunksnglechunksnglechunk"
resp = self.check_output("%s -U%% -I%s --rsize 50 --uri %s" % (COMMAND, os.getenv("SERVER_IP", "localhost"), msg))
self.assertEqual(msg, resp.decode('utf-8'))
except BlackboxProcessError as e:
print("Failed with: %s" % e)
self.fail(str(e))
def test_gzip_transfer_encoding(self):
try:
msg = "usegziptransferencoding"
resp = self.check_output("%s -U%% -I%s --rsize 50 --uri %s" % (COMMAND, os.getenv("SERVER_IP", "localhost"), msg))
self.assertEqual(msg, resp.decode('utf-8'))
self.fail("unexpected success")
except BlackboxProcessError as e:
if "http_response_needs_body: Unsupported transfer encoding type gzip" not in e.stderr.decode('utf-8'):
self.fail(str(e))
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