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|
import json
from test import LONG_TIMEOUT
import pytest
from dummyserver.server import HAS_IPV6
from dummyserver.testcase import HTTPDummyServerTestCase, IPv6HTTPDummyServerTestCase
from urllib3.connectionpool import port_by_scheme
from urllib3.exceptions import MaxRetryError, URLSchemeUnknown
from urllib3.poolmanager import PoolManager
from urllib3.util.retry import Retry
# Retry failed tests
pytestmark = pytest.mark.flaky
class TestPoolManager(HTTPDummyServerTestCase):
@classmethod
def setup_class(cls):
super(TestPoolManager, cls).setup_class()
cls.base_url = "http://%s:%d" % (cls.host, cls.port)
cls.base_url_alt = "http://%s:%d" % (cls.host_alt, cls.port)
def test_redirect(self):
with PoolManager() as http:
r = http.request(
"GET",
"%s/redirect" % self.base_url,
fields={"target": "%s/" % self.base_url},
redirect=False,
)
assert r.status == 303
r = http.request(
"GET",
"%s/redirect" % self.base_url,
fields={"target": "%s/" % self.base_url},
)
assert r.status == 200
assert r.data == b"Dummy server!"
def test_redirect_twice(self):
with PoolManager() as http:
r = http.request(
"GET",
"%s/redirect" % self.base_url,
fields={"target": "%s/redirect" % self.base_url},
redirect=False,
)
assert r.status == 303
r = http.request(
"GET",
"%s/redirect" % self.base_url,
fields={
"target": "%s/redirect?target=%s/" % (self.base_url, self.base_url)
},
)
assert r.status == 200
assert r.data == b"Dummy server!"
def test_redirect_to_relative_url(self):
with PoolManager() as http:
r = http.request(
"GET",
"%s/redirect" % self.base_url,
fields={"target": "/redirect"},
redirect=False,
)
assert r.status == 303
r = http.request(
"GET", "%s/redirect" % self.base_url, fields={"target": "/redirect"}
)
assert r.status == 200
assert r.data == b"Dummy server!"
def test_cross_host_redirect(self):
with PoolManager() as http:
cross_host_location = "%s/echo?a=b" % self.base_url_alt
with pytest.raises(MaxRetryError):
http.request(
"GET",
"%s/redirect" % self.base_url,
fields={"target": cross_host_location},
timeout=LONG_TIMEOUT,
retries=0,
)
r = http.request(
"GET",
"%s/redirect" % self.base_url,
fields={"target": "%s/echo?a=b" % self.base_url_alt},
timeout=LONG_TIMEOUT,
retries=1,
)
assert r._pool.host == self.host_alt
def test_too_many_redirects(self):
with PoolManager() as http:
with pytest.raises(MaxRetryError):
http.request(
"GET",
"%s/redirect" % self.base_url,
fields={
"target": "%s/redirect?target=%s/"
% (self.base_url, self.base_url)
},
retries=1,
preload_content=False,
)
with pytest.raises(MaxRetryError):
http.request(
"GET",
"%s/redirect" % self.base_url,
fields={
"target": "%s/redirect?target=%s/"
% (self.base_url, self.base_url)
},
retries=Retry(total=None, redirect=1),
preload_content=False,
)
# Even with preload_content=False and raise on redirects, we reused the same
# connection
assert len(http.pools) == 1
pool = http.connection_from_host(self.host, self.port)
assert pool.num_connections == 1
def test_redirect_cross_host_remove_headers(self):
with PoolManager() as http:
r = http.request(
"GET",
"%s/redirect" % self.base_url,
fields={"target": "%s/headers" % self.base_url_alt},
headers={"Authorization": "foo"},
)
assert r.status == 200
data = json.loads(r.data.decode("utf-8"))
assert "Authorization" not in data
r = http.request(
"GET",
"%s/redirect" % self.base_url,
fields={"target": "%s/headers" % self.base_url_alt},
headers={"authorization": "foo"},
)
assert r.status == 200
data = json.loads(r.data.decode("utf-8"))
assert "authorization" not in data
assert "Authorization" not in data
def test_redirect_cross_host_no_remove_headers(self):
with PoolManager() as http:
r = http.request(
"GET",
"%s/redirect" % self.base_url,
fields={"target": "%s/headers" % self.base_url_alt},
headers={"Authorization": "foo"},
retries=Retry(remove_headers_on_redirect=[]),
)
assert r.status == 200
data = json.loads(r.data.decode("utf-8"))
assert data["Authorization"] == "foo"
def test_redirect_cross_host_set_removed_headers(self):
with PoolManager() as http:
r = http.request(
"GET",
"%s/redirect" % self.base_url,
fields={"target": "%s/headers" % self.base_url_alt},
headers={"X-API-Secret": "foo", "Authorization": "bar"},
retries=Retry(remove_headers_on_redirect=["X-API-Secret"]),
)
assert r.status == 200
data = json.loads(r.data.decode("utf-8"))
assert "X-API-Secret" not in data
assert data["Authorization"] == "bar"
r = http.request(
"GET",
"%s/redirect" % self.base_url,
fields={"target": "%s/headers" % self.base_url_alt},
headers={"x-api-secret": "foo", "authorization": "bar"},
retries=Retry(remove_headers_on_redirect=["X-API-Secret"]),
)
assert r.status == 200
data = json.loads(r.data.decode("utf-8"))
assert "x-api-secret" not in data
assert "X-API-Secret" not in data
assert data["Authorization"] == "bar"
def test_redirect_without_preload_releases_connection(self):
with PoolManager(block=True, maxsize=2) as http:
r = http.request(
"GET", "%s/redirect" % self.base_url, preload_content=False
)
assert r._pool.num_requests == 2
assert r._pool.num_connections == 1
assert len(http.pools) == 1
def test_unknown_scheme(self):
with PoolManager() as http:
unknown_scheme = "unknown"
unknown_scheme_url = "%s://host" % unknown_scheme
with pytest.raises(URLSchemeUnknown) as e:
r = http.request("GET", unknown_scheme_url)
assert e.value.scheme == unknown_scheme
r = http.request(
"GET",
"%s/redirect" % self.base_url,
fields={"target": unknown_scheme_url},
redirect=False,
)
assert r.status == 303
assert r.headers.get("Location") == unknown_scheme_url
with pytest.raises(URLSchemeUnknown) as e:
r = http.request(
"GET",
"%s/redirect" % self.base_url,
fields={"target": unknown_scheme_url},
)
assert e.value.scheme == unknown_scheme
def test_raise_on_redirect(self):
with PoolManager() as http:
r = http.request(
"GET",
"%s/redirect" % self.base_url,
fields={
"target": "%s/redirect?target=%s/" % (self.base_url, self.base_url)
},
retries=Retry(total=None, redirect=1, raise_on_redirect=False),
)
assert r.status == 303
def test_raise_on_status(self):
with PoolManager() as http:
with pytest.raises(MaxRetryError):
# the default is to raise
r = http.request(
"GET",
"%s/status" % self.base_url,
fields={"status": "500 Internal Server Error"},
retries=Retry(total=1, status_forcelist=range(500, 600)),
)
with pytest.raises(MaxRetryError):
# raise explicitly
r = http.request(
"GET",
"%s/status" % self.base_url,
fields={"status": "500 Internal Server Error"},
retries=Retry(
total=1, status_forcelist=range(500, 600), raise_on_status=True
),
)
# don't raise
r = http.request(
"GET",
"%s/status" % self.base_url,
fields={"status": "500 Internal Server Error"},
retries=Retry(
total=1, status_forcelist=range(500, 600), raise_on_status=False
),
)
assert r.status == 500
def test_missing_port(self):
# Can a URL that lacks an explicit port like ':80' succeed, or
# will all such URLs fail with an error?
with PoolManager() as http:
# By globally adjusting `port_by_scheme` we pretend for a moment
# that HTTP's default port is not 80, but is the port at which
# our test server happens to be listening.
port_by_scheme["http"] = self.port
try:
r = http.request("GET", "http://%s/" % self.host, retries=0)
finally:
port_by_scheme["http"] = 80
assert r.status == 200
assert r.data == b"Dummy server!"
def test_headers(self):
with PoolManager(headers={"Foo": "bar"}) as http:
r = http.request("GET", "%s/headers" % self.base_url)
returned_headers = json.loads(r.data.decode())
assert returned_headers.get("Foo") == "bar"
r = http.request("POST", "%s/headers" % self.base_url)
returned_headers = json.loads(r.data.decode())
assert returned_headers.get("Foo") == "bar"
r = http.request_encode_url("GET", "%s/headers" % self.base_url)
returned_headers = json.loads(r.data.decode())
assert returned_headers.get("Foo") == "bar"
r = http.request_encode_body("POST", "%s/headers" % self.base_url)
returned_headers = json.loads(r.data.decode())
assert returned_headers.get("Foo") == "bar"
r = http.request_encode_url(
"GET", "%s/headers" % self.base_url, headers={"Baz": "quux"}
)
returned_headers = json.loads(r.data.decode())
assert returned_headers.get("Foo") is None
assert returned_headers.get("Baz") == "quux"
r = http.request_encode_body(
"GET", "%s/headers" % self.base_url, headers={"Baz": "quux"}
)
returned_headers = json.loads(r.data.decode())
assert returned_headers.get("Foo") is None
assert returned_headers.get("Baz") == "quux"
def test_http_with_ssl_keywords(self):
with PoolManager(ca_certs="REQUIRED") as http:
r = http.request("GET", "http://%s:%s/" % (self.host, self.port))
assert r.status == 200
def test_http_with_ca_cert_dir(self):
with PoolManager(ca_certs="REQUIRED", ca_cert_dir="/nosuchdir") as http:
r = http.request("GET", "http://%s:%s/" % (self.host, self.port))
assert r.status == 200
@pytest.mark.parametrize(
["target", "expected_target"],
[
("/echo_uri?q=1#fragment", b"/echo_uri?q=1"),
("/echo_uri?#", b"/echo_uri?"),
("/echo_uri#?", b"/echo_uri"),
("/echo_uri#?#", b"/echo_uri"),
("/echo_uri??#", b"/echo_uri??"),
("/echo_uri?%3f#", b"/echo_uri?%3F"),
("/echo_uri?%3F#", b"/echo_uri?%3F"),
("/echo_uri?[]", b"/echo_uri?%5B%5D"),
],
)
def test_encode_http_target(self, target, expected_target):
with PoolManager() as http:
url = "http://%s:%d%s" % (self.host, self.port, target)
r = http.request("GET", url)
assert r.data == expected_target
@pytest.mark.skipif(not HAS_IPV6, reason="IPv6 is not supported on this system")
class TestIPv6PoolManager(IPv6HTTPDummyServerTestCase):
@classmethod
def setup_class(cls):
super(TestIPv6PoolManager, cls).setup_class()
cls.base_url = "http://[%s]:%d" % (cls.host, cls.port)
def test_ipv6(self):
with PoolManager() as http:
http.request("GET", self.base_url)
|
