b6b9f043ff
This option was deprecated in oslo.db a long ago and was removed in master. Change-Id: Iba6aa00e4f86fc4b82fa354fddf2fc7d6b47c52f
410 lines
16 KiB
Python
410 lines
16 KiB
Python
# Copyright 2011-2012 OpenStack Foundation
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import http.client
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import os
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import sys
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import time
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import httplib2
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from oslo_config import cfg
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from oslo_serialization import jsonutils
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from oslo_utils.fixture import uuidsentinel as uuids
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from glance import context
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import glance.db as db_api
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from glance.tests import functional
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from glance.tests.utils import execute
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CONF = cfg.CONF
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class TestScrubber(functional.FunctionalTest):
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"""Test that delayed_delete works and the scrubber deletes"""
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def setUp(self):
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super(TestScrubber, self).setUp()
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self.api_server.deployment_flavor = 'noauth'
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self.api_server.send_identity_credentials = True
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self.admin_context = context.get_admin_context(show_deleted=True)
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CONF.set_override('connection', self.api_server.sql_connection,
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group='database')
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def _headers(self, custom_headers=None):
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base_headers = {
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'X-Identity-Status': 'Confirmed',
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'X-Auth-Token': '932c5c84-02ac-4fe5-a9ba-620af0e2bb96',
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'X-User-Id': 'f9a41d13-0c13-47e9-bee2-ce4e8bfe958e',
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'X-Tenant-Id': uuids.TENANT1,
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'X-Roles': 'reader,member',
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}
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base_headers.update(custom_headers or {})
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return base_headers
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def _send_create_image_http_request(self, path, body=None):
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headers = {
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"Content-Type": "application/json",
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"X-Roles": "admin",
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}
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body = body or {'container_format': 'ovf',
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'disk_format': 'raw',
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'name': 'test_image',
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'visibility': 'public'}
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body = jsonutils.dumps(body)
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return httplib2.Http().request(path, 'POST', body,
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self._headers(headers))
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def _send_upload_image_http_request(self, path, body=None):
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headers = {
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"Content-Type": "application/octet-stream"
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}
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return httplib2.Http().request(path, 'PUT', body,
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self._headers(headers))
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def _send_http_request(self, path, method):
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headers = {
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"Content-Type": "application/json"
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}
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return httplib2.Http().request(path, method, None,
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self._headers(headers))
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def _get_pending_delete_image(self, image_id):
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# In Glance V2, there is no way to get the 'pending_delete' image from
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# API. So we get the image from db here for testing.
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# Clean the session cache first to avoid connecting to the old db data.
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db_api.get_api()._FACADE = None
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image = db_api.get_api().image_get(self.admin_context, image_id)
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return image
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def test_delayed_delete(self):
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"""
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test that images don't get deleted immediately and that the scrubber
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scrubs them
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"""
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self.cleanup()
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kwargs = self.__dict__.copy()
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self.start_servers(delayed_delete=True, daemon=True,
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metadata_encryption_key='', **kwargs)
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path = "http://%s:%d/v2/images" % ("127.0.0.1", self.api_port)
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response, content = self._send_create_image_http_request(path)
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self.assertEqual(http.client.CREATED, response.status)
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image = jsonutils.loads(content)
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self.assertEqual('queued', image['status'])
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file_path = "%s/%s/file" % (path, image['id'])
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response, content = self._send_upload_image_http_request(file_path,
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body='XXX')
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self.assertEqual(http.client.NO_CONTENT, response.status)
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path = "%s/%s" % (path, image['id'])
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response, content = self._send_http_request(path, 'GET')
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image = jsonutils.loads(content)
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self.assertEqual('active', image['status'])
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response, content = self._send_http_request(path, 'DELETE')
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self.assertEqual(http.client.NO_CONTENT, response.status)
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image = self._get_pending_delete_image(image['id'])
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self.assertEqual('pending_delete', image['status'])
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self.wait_for_scrub(image['id'])
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self.stop_servers()
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def test_scrubber_app(self):
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"""
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test that the glance-scrubber script runs successfully when not in
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daemon mode
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"""
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self.cleanup()
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kwargs = self.__dict__.copy()
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self.start_servers(delayed_delete=True, daemon=False,
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metadata_encryption_key='', **kwargs)
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path = "http://%s:%d/v2/images" % ("127.0.0.1", self.api_port)
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response, content = self._send_create_image_http_request(path)
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self.assertEqual(http.client.CREATED, response.status)
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image = jsonutils.loads(content)
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self.assertEqual('queued', image['status'])
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file_path = "%s/%s/file" % (path, image['id'])
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response, content = self._send_upload_image_http_request(file_path,
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body='XXX')
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self.assertEqual(http.client.NO_CONTENT, response.status)
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path = "%s/%s" % (path, image['id'])
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response, content = self._send_http_request(path, 'GET')
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image = jsonutils.loads(content)
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self.assertEqual('active', image['status'])
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response, content = self._send_http_request(path, 'DELETE')
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self.assertEqual(http.client.NO_CONTENT, response.status)
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image = self._get_pending_delete_image(image['id'])
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self.assertEqual('pending_delete', image['status'])
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# wait for the scrub time on the image to pass
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time.sleep(self.api_server.scrub_time)
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# scrub images and make sure they get deleted
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exe_cmd = "%s -m glance.cmd.scrubber" % sys.executable
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cmd = ("%s --config-file %s" %
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(exe_cmd, self.scrubber_daemon.conf_file_name))
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exitcode, out, err = execute(cmd, raise_error=False)
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self.assertEqual(0, exitcode)
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self.wait_for_scrub(image['id'])
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self.stop_servers()
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def test_scrubber_delete_handles_exception(self):
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"""
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Test that the scrubber handles the case where an
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exception occurs when _delete() is called. The scrubber
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should not write out queue files in this case.
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"""
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# Start servers.
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self.cleanup()
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kwargs = self.__dict__.copy()
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self.start_servers(delayed_delete=True, daemon=False,
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default_store='file', **kwargs)
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# Check that we are using a file backend.
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self.assertEqual(self.api_server.default_store, 'file')
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# add an image
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path = "http://%s:%d/v2/images" % ("127.0.0.1", self.api_port)
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response, content = self._send_create_image_http_request(path)
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self.assertEqual(http.client.CREATED, response.status)
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image = jsonutils.loads(content)
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self.assertEqual('queued', image['status'])
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file_path = "%s/%s/file" % (path, image['id'])
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response, content = self._send_upload_image_http_request(file_path,
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body='XXX')
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self.assertEqual(http.client.NO_CONTENT, response.status)
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path = "%s/%s" % (path, image['id'])
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response, content = self._send_http_request(path, 'GET')
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image = jsonutils.loads(content)
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self.assertEqual('active', image['status'])
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# delete the image
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response, content = self._send_http_request(path, 'DELETE')
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self.assertEqual(http.client.NO_CONTENT, response.status)
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# ensure the image is marked pending delete.
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image = self._get_pending_delete_image(image['id'])
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self.assertEqual('pending_delete', image['status'])
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# Remove the file from the backend.
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file_path = os.path.join(self.api_server.image_dir, image['id'])
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os.remove(file_path)
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# Wait for the scrub time on the image to pass
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time.sleep(self.api_server.scrub_time)
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# run the scrubber app, and ensure it doesn't fall over
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exe_cmd = "%s -m glance.cmd.scrubber" % sys.executable
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cmd = ("%s --config-file %s" %
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(exe_cmd, self.scrubber_daemon.conf_file_name))
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exitcode, out, err = execute(cmd, raise_error=False)
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self.assertEqual(0, exitcode)
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self.wait_for_scrub(image['id'])
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self.stop_servers()
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def test_scrubber_app_queue_errors_not_daemon(self):
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"""
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test that the glance-scrubber exits with an exit code > 0 when it
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fails to lookup images, indicating a configuration error when not
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in daemon mode.
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Related-Bug: #1548289
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"""
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# Don't start the registry server to cause intended failure
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# Don't start the api server to save time
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exitcode, out, err = self.scrubber_daemon.start(
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delayed_delete=True, daemon=False)
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self.assertEqual(0, exitcode,
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"Failed to spin up the Scrubber daemon. "
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"Got: %s" % err)
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# Run the Scrubber
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exe_cmd = "%s -m glance.cmd.scrubber" % sys.executable
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cmd = ("%s --config-file %s" %
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(exe_cmd, self.scrubber_daemon.conf_file_name))
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exitcode, out, err = execute(cmd, raise_error=False)
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self.assertEqual(1, exitcode)
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self.assertIn('Can not get scrub jobs from queue', str(err))
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self.stop_server(self.scrubber_daemon)
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def test_scrubber_restore_image(self):
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self.cleanup()
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kwargs = self.__dict__.copy()
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self.start_servers(delayed_delete=True, daemon=False,
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metadata_encryption_key='', **kwargs)
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path = "http://%s:%d/v2/images" % ("127.0.0.1", self.api_port)
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response, content = self._send_create_image_http_request(path)
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self.assertEqual(http.client.CREATED, response.status)
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image = jsonutils.loads(content)
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self.assertEqual('queued', image['status'])
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file_path = "%s/%s/file" % (path, image['id'])
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response, content = self._send_upload_image_http_request(file_path,
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body='XXX')
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self.assertEqual(http.client.NO_CONTENT, response.status)
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path = "%s/%s" % (path, image['id'])
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response, content = self._send_http_request(path, 'GET')
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image = jsonutils.loads(content)
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self.assertEqual('active', image['status'])
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response, content = self._send_http_request(path, 'DELETE')
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self.assertEqual(http.client.NO_CONTENT, response.status)
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image = self._get_pending_delete_image(image['id'])
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self.assertEqual('pending_delete', image['status'])
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def _test_content():
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exe_cmd = "%s -m glance.cmd.scrubber" % sys.executable
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cmd = ("%s --config-file %s --restore %s" %
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(exe_cmd, self.scrubber_daemon.conf_file_name, image['id']))
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return execute(cmd, raise_error=False)
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exitcode, out, err = self.wait_for_scrubber_shutdown(_test_content)
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self.assertEqual(0, exitcode)
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response, content = self._send_http_request(path, 'GET')
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image = jsonutils.loads(content)
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self.assertEqual('active', image['status'])
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self.stop_servers()
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def test_scrubber_restore_active_image_raise_error(self):
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self.cleanup()
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self.start_servers(delayed_delete=True, daemon=False,
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metadata_encryption_key='')
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path = "http://%s:%d/v2/images" % ("127.0.0.1", self.api_port)
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response, content = self._send_create_image_http_request(path)
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self.assertEqual(http.client.CREATED, response.status)
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image = jsonutils.loads(content)
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self.assertEqual('queued', image['status'])
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file_path = "%s/%s/file" % (path, image['id'])
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response, content = self._send_upload_image_http_request(file_path,
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body='XXX')
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self.assertEqual(http.client.NO_CONTENT, response.status)
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path = "%s/%s" % (path, image['id'])
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response, content = self._send_http_request(path, 'GET')
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image = jsonutils.loads(content)
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self.assertEqual('active', image['status'])
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def _test_content():
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exe_cmd = "%s -m glance.cmd.scrubber" % sys.executable
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cmd = ("%s --config-file %s --restore %s" %
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(exe_cmd, self.scrubber_daemon.conf_file_name, image['id']))
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return execute(cmd, raise_error=False)
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exitcode, out, err = self.wait_for_scrubber_shutdown(_test_content)
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self.assertEqual(1, exitcode)
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self.assertIn('cannot restore the image from active to active '
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'(wanted from_state=pending_delete)', str(err))
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self.stop_servers()
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def test_scrubber_restore_image_non_exist(self):
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def _test_content():
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scrubber = functional.ScrubberDaemon(self.test_dir,
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self.policy_file)
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scrubber.write_conf(daemon=False)
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scrubber.needs_database = True
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scrubber.create_database()
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exe_cmd = "%s -m glance.cmd.scrubber" % sys.executable
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cmd = ("%s --config-file %s --restore fake_image_id" %
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(exe_cmd, scrubber.conf_file_name))
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return execute(cmd, raise_error=False)
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exitcode, out, err = self.wait_for_scrubber_shutdown(_test_content)
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self.assertEqual(1, exitcode)
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self.assertIn('No image found with ID fake_image_id', str(err))
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def test_scrubber_restore_image_with_daemon_raise_error(self):
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exe_cmd = "%s -m glance.cmd.scrubber" % sys.executable
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cmd = ("%s --daemon --restore fake_image_id" % exe_cmd)
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exitcode, out, err = execute(cmd, raise_error=False)
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self.assertEqual(1, exitcode)
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self.assertIn('The restore and daemon options should not be set '
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'together', str(err))
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def test_scrubber_restore_image_with_daemon_running(self):
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self.cleanup()
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self.scrubber_daemon.start(daemon=True)
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# Give the scrubber some time to start.
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time.sleep(5)
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exe_cmd = "%s -m glance.cmd.scrubber" % sys.executable
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cmd = ("%s --restore fake_image_id" % exe_cmd)
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exitcode, out, err = execute(cmd, raise_error=False)
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self.assertEqual(1, exitcode)
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self.assertIn('glance-scrubber is already running', str(err))
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self.stop_server(self.scrubber_daemon)
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def wait_for_scrubber_shutdown(self, func):
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# NOTE(wangxiyuan, rosmaita): The image-restore functionality contains
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# a check to make sure the scrubber isn't also running in daemon mode
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# to prevent a race condition between a delete and a restore.
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# Sometimes the glance-scrubber process which is setup by the
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# previous test can't be shutdown immediately, so if we get the "daemon
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# running" message we sleep and try again.
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not_down_msg = 'glance-scrubber is already running'
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total_wait = 15
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for _ in range(total_wait):
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exitcode, out, err = func()
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if exitcode == 1 and not_down_msg in str(err):
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time.sleep(1)
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continue
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return exitcode, out, err
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else:
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self.fail('Scrubber did not shut down within {} sec'.format(
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total_wait))
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def wait_for_scrub(self, image_id):
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"""
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NOTE(jkoelker) The build servers sometimes take longer than 15 seconds
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to scrub. Give it up to 5 min, checking checking every 15 seconds.
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When/if it flips to deleted, bail immediately.
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"""
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wait_for = 300 # seconds
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check_every = 15 # seconds
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for _ in range(wait_for // check_every):
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time.sleep(check_every)
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image = db_api.get_api().image_get(self.admin_context, image_id)
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if (image['status'] == 'deleted' and
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image['deleted'] == True):
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break
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else:
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continue
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else:
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self.fail('image was never scrubbed')
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