Files
deb-python-eventlet/greentest/httpc_test.py

464 lines
16 KiB
Python

# @author Bryan O'Sullivan
#
# Copyright (c) 2007, Linden Research, Inc.
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
import cgi
from eventlet import api
from eventlet import httpc
from eventlet import wsgi
import time
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
from greentest import tests
class Site(object):
def __init__(self):
self.stuff = {'hello': 'hello world'}
def __call__(self, env, start_response):
return getattr(self, 'handle_%s' % env['REQUEST_METHOD'].lower())(env, start_response)
def _get_query_pairs(env):
parsed = cgi.parse_qs(env['QUERY_STRING'])
for key, values in parsed.items():
for val in values:
yield key, val
def get_query_pairs(env):
return list(_get_query_pairs(env))
class BasicSite(Site):
def handle_get(self, env, start_response):
headers = [('x-get', 'hello'), ('Content-type', 'text/plain')]
resp = StringIO()
path = env['PATH_INFO'].lstrip('/')
try:
resp.write(self.stuff[path])
except KeyError:
start_response("404 Not Found", headers)
return ["Not Found"]
for k,v in get_query_pairs(env):
resp.write(k + '=' + v + '\n')
start_response("200 OK", headers)
return [resp.getvalue()]
def handle_head(self, env, start_response):
headers = [('x-head', 'hello'), ('Content-type', 'text/plain')]
start_response("200 OK", headers)
return [""]
def handle_put(self, env, start_response):
headers = [('x-put', 'hello'), ('Content-type', 'text/plain')]
path = env['PATH_INFO'].lstrip('/')
if not path:
start_response("400 Bad Request", headers)
return [""]
if path in self.stuff:
start_response("204 No Content", headers)
else:
start_response("201 Created", headers)
self.stuff[path] = env['wsgi.input'].read(int(env.get('CONTENT_LENGTH', '0')))
return [""]
def handle_delete(self, env, start_response):
headers = [('x-delete', 'hello'), ('Content-type', 'text/plain')]
path = env['PATH_INFO'].lstrip('/')
if not path:
start_response("400 Bad Request", headers)
return [""]
try:
del self.stuff[path]
start_response("204 No Content", headers)
except KeyError:
start_response("404 Not Found", headers)
return [""]
def handle_post(self, env, start_response):
headers = [('x-post', 'hello'), ('Content-type', 'text/plain')]
start_response("200 OK", headers)
return [env['wsgi.input'].read(int(env.get('CONTENT_LENGTH', '0')))]
class TestBase(object):
site_class = BasicSite
def base_url(self):
return 'http://localhost:31337/'
def setUp(self):
self.logfile = StringIO()
self.victim = api.spawn(wsgi.server,
api.tcp_listener(('0.0.0.0', 31337)),
self.site_class(),
log=self.logfile,
max_size=128)
def tearDown(self):
api.kill(self.victim)
class TestHttpc(TestBase, tests.TestCase):
def test_get_bad_uri(self):
self.assertRaises(httpc.NotFound,
lambda: httpc.get(self.base_url() + 'b0gu5'))
def test_get(self):
response = httpc.get(self.base_url() + 'hello')
self.assertEquals(response, 'hello world')
def test_get_(self):
status, msg, body = httpc.get_(self.base_url() + 'hello')
self.assertEquals(status, 200)
self.assertEquals(msg.dict['x-get'], 'hello')
self.assertEquals(body, 'hello world')
def test_get_query(self):
response = httpc.get(self.base_url() + 'hello?foo=bar&foo=quux')
self.assertEquals(response, 'hello worldfoo=bar\nfoo=quux\n')
def test_head_(self):
status, msg, body = httpc.head_(self.base_url() + 'hello')
self.assertEquals(status, 200)
self.assertEquals(msg.dict['x-head'], 'hello')
self.assertEquals(body, '')
def test_head(self):
self.assertEquals(httpc.head(self.base_url() + 'hello'), '')
def test_post_(self):
data = 'qunge'
status, msg, body = httpc.post_(self.base_url() + '', data=data)
self.assertEquals(status, 200)
self.assertEquals(msg.dict['x-post'], 'hello')
self.assertEquals(body, data)
def test_post(self):
data = 'qunge'
self.assertEquals(httpc.post(self.base_url() + '', data=data),
data)
def test_put_bad_uri(self):
self.assertRaises(
httpc.BadRequest,
lambda: httpc.put(self.base_url() + '', data=''))
def test_put_empty(self):
httpc.put(self.base_url() + 'empty', data='')
self.assertEquals(httpc.get(self.base_url() + 'empty'), '')
def test_put_nonempty(self):
data = 'nonempty'
httpc.put(self.base_url() + 'nonempty', data=data)
self.assertEquals(httpc.get(self.base_url() + 'nonempty'), data)
def test_put_01_create(self):
data = 'goodbye world'
status, msg, body = httpc.put_(self.base_url() + 'goodbye',
data=data)
self.assertEquals(status, 201)
self.assertEquals(msg.dict['x-put'], 'hello')
self.assertEquals(body, '')
self.assertEquals(httpc.get(self.base_url() + 'goodbye'), data)
def test_put_02_modify(self):
self.test_put_01_create()
data = 'i really mean goodbye'
status = httpc.put_(self.base_url() + 'goodbye', data=data)[0]
self.assertEquals(status, 204)
self.assertEquals(httpc.get(self.base_url() + 'goodbye'), data)
def test_delete_(self):
httpc.put(self.base_url() + 'killme', data='killme')
status, msg, body = httpc.delete_(self.base_url() + 'killme')
self.assertEquals(status, 204)
self.assertRaises(
httpc.NotFound,
lambda: httpc.get(self.base_url() + 'killme'))
def test_delete(self):
httpc.put(self.base_url() + 'killme', data='killme')
self.assertEquals(httpc.delete(self.base_url() + 'killme'), '')
self.assertRaises(
httpc.NotFound,
lambda: httpc.get(self.base_url() + 'killme'))
def test_delete_bad_uri(self):
self.assertRaises(
httpc.NotFound,
lambda: httpc.delete(self.base_url() + 'b0gu5'))
class RedirectSite(BasicSite):
response_code = "301 Moved Permanently"
def __call__(self, env, start_response):
path = env['PATH_INFO']
if path.startswith('/redirect/'):
url = 'http://' + env['HTTP_HOST'] + path.replace('/redirect/', '/')
start_response(self.response_code, [("Location", url)])
return [""]
return super(RedirectSite, self).__call__(env, start_response)
class Site301(RedirectSite):
pass
class Site302(BasicSite):
def __call__(self, env, start_response):
path = env['PATH_INFO']
if path.startswith('/expired/'):
url = 'http://' + env['HTTP_HOST'] + path.replace('/expired/', '/')
headers = [('location', url), ('expires', '0')]
start_response("302 Found", headers)
return [""]
if path.startswith('/expires/'):
url = 'http://' + env['HTTP_HOST'] + path.replace('/expires/', '/')
expires = time.time() + (100 * 24 * 60 * 60)
headers = [('location', url), ('expires', httpc.to_http_time(expires))]
start_response("302 Found", headers)
return [""]
return super(Site302, self).__call__(env, start_response)
class Site303(RedirectSite):
response_code = "303 See Other"
class Site307(RedirectSite):
response_code = "307 Temporary Redirect"
class TestHttpc301(TestBase, tests.TestCase):
site_class = Site301
def base_url(self):
return 'http://localhost:31337/redirect/'
def test_get(self):
try:
httpc.get(self.base_url() + 'hello', max_retries=0)
self.assert_(False)
except httpc.MovedPermanently, err:
response = err.retry()
self.assertEquals(response, 'hello world')
self.assertEquals(httpc.get(self.base_url() + 'hello', max_retries=1), 'hello world')
def test_post(self):
data = 'qunge'
try:
response = httpc.post(self.base_url() + '', data=data)
self.assert_(False)
except httpc.MovedPermanently, err:
response = err.retry()
self.assertEquals(response, data)
class TestHttpc302(TestBase, tests.TestCase):
site_class = Site302
def test_get_expired(self):
try:
httpc.get(self.base_url() + 'expired/hello', max_retries=0)
self.assert_(False)
except httpc.Found, err:
response = err.retry()
self.assertEquals(response, 'hello world')
self.assertEquals(httpc.get(self.base_url() + 'expired/hello', max_retries=1), 'hello world')
def test_get_expires(self):
try:
httpc.get(self.base_url() + 'expires/hello', max_retries=0)
self.assert_(False)
except httpc.Found, err:
response = err.retry()
self.assertEquals(response, 'hello world')
self.assertEquals(httpc.get(self.base_url() + 'expires/hello', max_retries=1), 'hello world')
class TestHttpc303(TestBase, tests.TestCase):
site_class = Site303
def base_url(self):
return 'http://localhost:31337/redirect/'
def test_post(self):
data = 'hello world'
try:
response = httpc.post(self.base_url() + 'hello', data=data)
self.assert_(False)
except httpc.SeeOther, err:
response = err.retry()
self.assertEquals(response, data)
class TestHttpc307(TestBase, tests.TestCase):
site_class = Site307
def base_url(self):
return 'http://localhost:31337/redirect/'
def test_post(self):
data = 'hello world'
try:
response = httpc.post(self.base_url() + 'hello', data=data)
self.assert_(False)
except httpc.TemporaryRedirect, err:
response = err.retry()
self.assertEquals(response, data)
class Site500(BasicSite):
def __call__(self, env, start_response):
start_response("500 Internal Server Error", [("Content-type", "text/plain")])
return ["screw you world"]
class TestHttpc500(TestBase, tests.TestCase):
site_class = Site500
def base_url(self):
return 'http://localhost:31337/'
def test_get(self):
data = 'screw you world'
try:
response = httpc.get(self.base_url())
self.fail()
except httpc.InternalServerError, e:
self.assertEquals(e.params.response_body, data)
self.assert_(str(e).count(data))
self.assert_(repr(e).count(data))
class Site504(BasicSite):
def __call__(self, env, start_response):
start_response("504 Gateway Timeout", [("Content-type", "text/plain")])
return ["screw you world"]
class TestHttpc504(TestBase, tests.TestCase):
site_class = Site504
def base_url(self):
return 'http://localhost:31337/'
def test_post(self):
# Simply ensure that a 504 status code results in a
# GatewayTimeout. Don't bother retrying.
data = 'hello world'
self.assertRaises(httpc.GatewayTimeout,
lambda: httpc.post(self.base_url(), data=data))
class TestHttpTime(tests.TestCase):
rfc1123_time = 'Sun, 06 Nov 1994 08:49:37 GMT'
rfc850_time = 'Sunday, 06-Nov-94 08:49:37 GMT'
asctime_time = 'Sun Nov 6 08:49:37 1994'
secs_since_epoch = 784111777
def test_to_http_time(self):
self.assertEqual(self.rfc1123_time, httpc.to_http_time(self.secs_since_epoch))
def test_from_http_time(self):
for formatted in (self.rfc1123_time, self.rfc850_time, self.asctime_time):
ticks = httpc.from_http_time(formatted, 0)
self.assertEqual(ticks, self.secs_since_epoch)
class TestProxy(tests.TestCase):
def test_ssl_proxy(self):
def ssl_proxy(sock):
conn, addr = sock.accept()
fd = conn.makefile()
try:
line = request = fd.readline()
self.assertEqual(request, 'GET https://localhost:1234 HTTP/1.1\r\n')
while line.strip(): # eat request headers
line = fd.readline()
# we're not going to actually proxy to localhost:1234,
# we're just going to return a response on its behalf
fd.write("HTTP/1.0 200 OK\r\n\r\n")
finally:
fd.close()
conn.close()
server = api.tcp_listener(('0.0.0.0', 5505))
api.spawn(ssl_proxy, server)
import os
os.environ['ALL_PROXY'] = 'localhost:5505'
httpc.get('https://localhost:1234', ok=[200], use_proxy=True)
def test_ssl_proxy_redirects(self):
# make sure that if the proxy returns a redirect, that httpc
# successfully follows it (this was broken at one point)
def ssl_proxy(sock):
conn, addr = sock.accept()
fd = conn.makefile()
try:
line = request = fd.readline()
self.assertEqual(request, 'GET https://localhost:1234 HTTP/1.1\r\n')
while line.strip(): # eat request headers
line = fd.readline()
# we're not going to actually proxy to localhost:1234,
# we're just going to return a response on its behalf
fd.write("HTTP/1.0 302 Found\r\nLocation: https://localhost:1234/2\r\n\r\n")
finally:
fd.close()
conn.close()
# second request, for /2 target
conn, addr = sock.accept()
fd = conn.makefile()
try:
line = request = fd.readline()
self.assertEqual(request, 'GET https://localhost:1234/2 HTTP/1.1\r\n')
while line.strip(): # eat request headers
line = fd.readline()
fd.write("HTTP/1.0 200 OK\r\n\r\n")
finally:
fd.close()
conn.close()
sock.close()
server = api.tcp_listener(('0.0.0.0', 5505))
api.spawn(ssl_proxy, server)
import os
os.environ['ALL_PROXY'] = 'localhost:5505'
httpc.get('https://localhost:1234', use_proxy=True, max_retries=1)
if __name__ == '__main__':
tests.main()