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# Copyright 2010 Canonical Ltd. This software is licensed under the
# GNU Affero General Public License version 3 (see the file LICENSE).
"""Test the haproxy integration view."""
__metaclass__ = type
__all__ = []
from textwrap import dedent
from zope.app.testing.functional import HTTPCaller
from lp.services.config import config
from lp.services.webapp import haproxy
from lp.services.webapp.dbpolicy import (
DatabaseBlockedPolicy,
LaunchpadDatabasePolicyFactory,
)
from lp.services.webapp.servers import LaunchpadTestRequest
from lp.testing.layers import FunctionalLayer
from lp.testing import TestCase
class HAProxyIntegrationTest(TestCase):
layer = FunctionalLayer
def setUp(self):
TestCase.setUp(self)
self.http = HTTPCaller()
self.original_flag = haproxy.going_down_flag
self.addCleanup(haproxy.set_going_down_flag, self.original_flag)
def test_HAProxyStatusView_all_good_returns_200(self):
result = self.http(u'GET /+haproxy HTTP/1.0', handle_errors=False)
self.assertEquals(200, result.getStatus())
def test_authenticated_HAProxyStatusView_works(self):
# We don't use authenticated requests, but this keeps us from
# generating oopses.
result = self.http(
u'GET /+haproxy HTTP/1.0\n'
u'Authorization: Basic Zm9vLmJhckBjYW5vbmljYWwuY29tOnRlc3Q=\n',
handle_errors=False)
self.assertEquals(200, result.getStatus())
def test_HAProxyStatusView_going_down_returns_500(self):
haproxy.set_going_down_flag(True)
result = self.http(u'GET /+haproxy HTTP/1.0', handle_errors=False)
self.assertEquals(500, result.getStatus())
def test_haproxy_url_uses_DatabaseBlocked_policy(self):
request = LaunchpadTestRequest(environ={'PATH_INFO': '/+haproxy'})
policy = LaunchpadDatabasePolicyFactory(request)
self.assertIsInstance(policy, DatabaseBlockedPolicy)
def test_switch_going_down_flag(self):
haproxy.set_going_down_flag(True)
haproxy.switch_going_down_flag()
self.assertEquals(False, haproxy.going_down_flag)
haproxy.switch_going_down_flag()
self.assertEquals(True, haproxy.going_down_flag)
def test_HAProxyStatusView_status_code_is_configurable(self):
config.push('change_haproxy_status_code', dedent('''
[haproxy_status_view]
going_down_status: 499
'''))
self.addCleanup(config.pop, 'change_haproxy_status_code')
haproxy.set_going_down_flag(True)
result = self.http(u'GET /+haproxy HTTP/1.0', handle_errors=False)
self.assertEquals(499, result.getStatus())
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