454 lines
16 KiB
Python
454 lines
16 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2011 OpenStack, LLC
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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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"""Functional test case that utilizes cURL against the API server"""
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import json
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import os
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import tempfile
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import unittest
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from tests import functional
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from tests.utils import execute
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FIVE_KB = 5 * 1024
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FIVE_GB = 5 * 1024 * 1024 * 1024
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class TestCurlApi(functional.FunctionalTest):
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"""Functional tests using straight cURL against the API server"""
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def test_get_head_simple_post(self):
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"""
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We test the following sequential series of actions:
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0. GET /images
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- Verify no public images
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1. GET /images/detail
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- Verify no public images
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2. HEAD /images/1
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- Verify 404 returned
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3. POST /images with public image named Image1 with a location
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attribute and no custom properties
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- Verify 201 returned
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4. HEAD /images/1
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- Verify HTTP headers have correct information we just added
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5. GET /images/1
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- Verify all information on image we just added is correct
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6. GET /images
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- Verify the image we just added is returned
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7. GET /images/detail
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- Verify the image we just added is returned
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8. PUT /images/1 with custom properties of "distro" and "arch"
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- Verify 200 returned
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9. GET /images/1
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- Verify updated information about image was stored
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# 10. PUT /images/1
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- Remove a previously existing property.
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# 11. PUT /images/1
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- Add a previously deleted property.
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"""
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self.cleanup()
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api_port, reg_port, conf_file = self.start_servers()
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# 0. GET /images
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# Verify no public images
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cmd = "curl -g http://0.0.0.0:%d/images" % api_port
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exitcode, out, err = execute(cmd)
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self.assertEqual(0, exitcode)
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self.assertEqual('{"images": []}', out.strip())
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# 1. GET /images/detail
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# Verify no public images
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cmd = "curl -g http://0.0.0.0:%d/images/detail" % api_port
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exitcode, out, err = execute(cmd)
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self.assertEqual(0, exitcode)
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self.assertEqual('{"images": []}', out.strip())
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# 2. HEAD /images/1
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# Verify 404 returned
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cmd = "curl -i -X HEAD http://0.0.0.0:%d/images/1" % api_port
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exitcode, out, err = execute(cmd)
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self.assertEqual(0, exitcode)
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lines = out.split("\r\n")
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status_line = lines[0]
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self.assertEqual("HTTP/1.1 404 Not Found", status_line)
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# 3. POST /images with public image named Image1
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# attribute and no custom properties. Verify a 200 OK is returned
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image_data = "*" * FIVE_KB
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cmd = ("curl -i -X POST "
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"-H 'Expect: ' " # Necessary otherwise sends 100 Continue
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"-H 'Content-Type: application/octet-stream' "
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"-H 'X-Image-Meta-Name: Image1' "
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"-H 'X-Image-Meta-Is-Public: True' "
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"--data-binary \"%s\" "
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"http://0.0.0.0:%d/images") % (image_data, api_port)
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exitcode, out, err = execute(cmd)
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self.assertEqual(0, exitcode)
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lines = out.split("\r\n")
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status_line = lines[0]
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self.assertEqual("HTTP/1.1 201 Created", status_line)
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# 4. HEAD /images
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# Verify image found now
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cmd = "curl -i -X HEAD http://0.0.0.0:%d/images/1" % api_port
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exitcode, out, err = execute(cmd)
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self.assertEqual(0, exitcode)
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lines = out.split("\r\n")
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status_line = lines[0]
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self.assertEqual("HTTP/1.1 200 OK", status_line)
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self.assertTrue("X-Image-Meta-Name: Image1" in out)
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# 5. GET /images/1
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# Verify all information on image we just added is correct
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cmd = "curl -i -g http://0.0.0.0:%d/images/1" % api_port
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exitcode, out, err = execute(cmd)
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self.assertEqual(0, exitcode)
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lines = out.split("\r\n")
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self.assertEqual("HTTP/1.1 200 OK", lines.pop(0))
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# Handle the headers
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image_headers = {}
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std_headers = {}
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other_lines = []
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for line in lines:
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if line.strip() == '':
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continue
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if line.startswith("X-Image"):
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pieces = line.split(":")
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key = pieces[0].strip()
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value = ":".join(pieces[1:]).strip()
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image_headers[key] = value
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elif ':' in line:
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pieces = line.split(":")
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key = pieces[0].strip()
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value = ":".join(pieces[1:]).strip()
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std_headers[key] = value
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else:
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other_lines.append(line)
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expected_image_headers = {
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'X-Image-Meta-Id': '1',
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'X-Image-Meta-Name': 'Image1',
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'X-Image-Meta-Is_public': 'True',
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'X-Image-Meta-Status': 'active',
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'X-Image-Meta-Disk_format': '',
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'X-Image-Meta-Container_format': '',
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'X-Image-Meta-Size': str(FIVE_KB),
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'X-Image-Meta-Location': 'file://%s/1' % self.image_dir}
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expected_std_headers = {
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'Content-Length': str(FIVE_KB),
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'Content-Type': 'application/octet-stream'}
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for expected_key, expected_value in expected_image_headers.items():
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self.assertTrue(expected_key in image_headers,
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"Failed to find key %s in image_headers"
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% expected_key)
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self.assertEqual(expected_value, image_headers[expected_key],
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"For key '%s' expected header value '%s'. Got '%s'"
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% (expected_key,
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expected_value,
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image_headers[expected_key]))
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for expected_key, expected_value in expected_std_headers.items():
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self.assertTrue(expected_key in std_headers,
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"Failed to find key %s in std_headers"
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% expected_key)
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self.assertEqual(expected_value, std_headers[expected_key],
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"For key '%s' expected header value '%s'. Got '%s'"
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% (expected_key,
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expected_value,
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std_headers[expected_key]))
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# Now the image data...
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expected_image_data = "*" * FIVE_KB
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# Should only be a single "line" left, and
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# that's the image data
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self.assertEqual(1, len(other_lines))
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self.assertEqual(expected_image_data, other_lines[0])
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# 6. GET /images
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# Verify no public images
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cmd = "curl -g http://0.0.0.0:%d/images" % api_port
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exitcode, out, err = execute(cmd)
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self.assertEqual(0, exitcode)
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expected_result = {"images": [
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{"container_format": None,
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"disk_format": None,
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"id": 1,
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"name": "Image1",
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"checksum": "c2e5db72bd7fd153f53ede5da5a06de3",
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"size": 5120}]}
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self.assertEqual(expected_result, json.loads(out.strip()))
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# 7. GET /images/detail
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# Verify image and all its metadata
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cmd = "curl -g http://0.0.0.0:%d/images/detail" % api_port
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exitcode, out, err = execute(cmd)
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self.assertEqual(0, exitcode)
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expected_image = {
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"status": "active",
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"name": "Image1",
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"deleted": False,
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"container_format": None,
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"disk_format": None,
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"id": 1,
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"location": "file://%s/1" % self.image_dir,
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"is_public": True,
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"deleted_at": None,
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"properties": {},
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"size": 5120}
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image = json.loads(out.strip())['images'][0]
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for expected_key, expected_value in expected_image.items():
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self.assertTrue(expected_key in image,
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"Failed to find key %s in image"
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% expected_key)
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self.assertEqual(expected_value, expected_image[expected_key],
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"For key '%s' expected header value '%s'. Got '%s'"
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% (expected_key,
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expected_value,
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image[expected_key]))
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# 8. PUT /images/1 with custom properties of "distro" and "arch"
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# Verify 200 returned
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cmd = ("curl -i -X PUT "
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"-H 'X-Image-Meta-Property-Distro: Ubuntu' "
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"-H 'X-Image-Meta-Property-Arch: x86_64' "
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"http://0.0.0.0:%d/images/1") % api_port
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exitcode, out, err = execute(cmd)
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self.assertEqual(0, exitcode)
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lines = out.split("\r\n")
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status_line = lines[0]
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self.assertEqual("HTTP/1.1 200 OK", status_line)
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# 9. GET /images/detail
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# Verify image and all its metadata
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cmd = "curl -g http://0.0.0.0:%d/images/detail" % api_port
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exitcode, out, err = execute(cmd)
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self.assertEqual(0, exitcode)
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expected_image = {
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"status": "active",
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"name": "Image1",
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"deleted": False,
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"container_format": None,
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"disk_format": None,
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"id": 1,
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"location": "file://%s/1" % self.image_dir,
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"is_public": True,
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"deleted_at": None,
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"properties": {'distro': 'Ubuntu', 'arch': 'x86_64'},
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"size": 5120}
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image = json.loads(out.strip())['images'][0]
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for expected_key, expected_value in expected_image.items():
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self.assertTrue(expected_key in image,
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"Failed to find key %s in image"
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% expected_key)
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self.assertEqual(expected_value, image[expected_key],
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"For key '%s' expected header value '%s'. Got '%s'"
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% (expected_key,
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expected_value,
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image[expected_key]))
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# 10. PUT /images/1 and remove a previously existing property.
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cmd = ("curl -i -X PUT "
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"-H 'X-Image-Meta-Property-Arch: x86_64' "
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"http://0.0.0.0:%d/images/1") % api_port
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exitcode, out, err = execute(cmd)
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self.assertEqual(0, exitcode)
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lines = out.split("\r\n")
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status_line = lines[0]
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self.assertEqual("HTTP/1.1 200 OK", status_line)
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cmd = "curl -g http://0.0.0.0:%d/images/detail" % api_port
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exitcode, out, err = execute(cmd)
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self.assertEqual(0, exitcode)
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image = json.loads(out.strip())['images'][0]
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self.assertEqual(1, len(image['properties']))
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self.assertEqual('x86_64', image['properties']['arch'])
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# 11. PUT /images/1 and add a previously deleted property.
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cmd = ("curl -i -X PUT "
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"-H 'X-Image-Meta-Property-Distro: Ubuntu' "
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"-H 'X-Image-Meta-Property-Arch: x86_64' "
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"http://0.0.0.0:%d/images/1") % api_port
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exitcode, out, err = execute(cmd)
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self.assertEqual(0, exitcode)
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lines = out.split("\r\n")
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status_line = lines[0]
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self.assertEqual("HTTP/1.1 200 OK", status_line)
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cmd = "curl -g http://0.0.0.0:%d/images/detail" % api_port
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exitcode, out, err = execute(cmd)
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self.assertEqual(0, exitcode)
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image = json.loads(out.strip())['images'][0]
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self.assertEqual(2, len(image['properties']))
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self.assertEqual('x86_64', image['properties']['arch'])
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self.assertEqual('Ubuntu', image['properties']['distro'])
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self.stop_servers()
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def test_size_greater_2G_mysql(self):
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"""
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A test against the actual datastore backend for the registry
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to ensure that the image size property is not truncated.
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:see https://bugs.launchpad.net/glance/+bug/739433
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"""
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self.cleanup()
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api_port, reg_port, conf_file = self.start_servers()
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# 1. POST /images with public image named Image1
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# attribute and a size of 5G. Use the HTTP engine with an
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# X-Image-Meta-Location attribute to make Glance forego
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# "adding" the image data.
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# Verify a 200 OK is returned
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cmd = ("curl -i -X POST "
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"-H 'Expect: ' " # Necessary otherwise sends 100 Continue
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"-H 'X-Image-Meta-Location: http://example.com/fakeimage' "
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"-H 'X-Image-Meta-Size: %d' "
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"-H 'X-Image-Meta-Name: Image1' "
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"-H 'X-Image-Meta-Is-Public: True' "
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"http://0.0.0.0:%d/images") % (FIVE_GB, api_port)
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exitcode, out, err = execute(cmd)
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self.assertEqual(0, exitcode)
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lines = out.split("\r\n")
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status_line = lines[0]
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self.assertEqual("HTTP/1.1 201 Created", status_line)
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# Get the ID of the just-added image. This may NOT be 1, since the
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# database in the environ variable TEST_GLANCE_CONNECTION may not
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# have been cleared between test cases... :(
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new_image_uri = None
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for line in lines:
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if line.startswith('Location:'):
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new_image_uri = line[line.find(':') + 1:].strip()
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self.assertTrue(new_image_uri is not None,
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"Could not find a new image URI!")
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# 2. HEAD /images
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# Verify image size is what was passed in, and not truncated
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cmd = "curl -i -X HEAD %s" % new_image_uri
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exitcode, out, err = execute(cmd)
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self.assertEqual(0, exitcode)
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lines = out.split("\r\n")
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status_line = lines[0]
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self.assertEqual("HTTP/1.1 200 OK", status_line)
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self.assertTrue("X-Image-Meta-Size: %d" % FIVE_GB in out,
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"Size was supposed to be %d. Got:\n%s."
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% (FIVE_GB, out))
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self.stop_servers()
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def test_traceback_not_consumed(self):
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"""
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A test that errors coming from the POST API do not
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get consumed and print the actual error message, and
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not something like <traceback object at 0x1918d40>
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:see https://bugs.launchpad.net/glance/+bug/755912
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"""
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self.cleanup()
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api_port, reg_port, conf_file = self.start_servers()
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# POST /images with binary data, but not setting
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# Content-Type to application/octet-stream, verify a
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# 400 returned and that the error is readable.
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with tempfile.NamedTemporaryFile() as test_data_file:
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test_data_file.write("XXX")
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test_data_file.flush()
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cmd = ("curl -i -X POST --upload-file %s "
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"http://0.0.0.0:%d/images") % (test_data_file.name,
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api_port)
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exitcode, out, err = execute(cmd)
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self.assertEqual(0, exitcode)
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lines = out.split("\r\n")
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status_line = lines.pop(0)
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self.assertEqual("HTTP/1.1 400 Bad Request", status_line)
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expected = "Content-Type must be application/octet-stream"
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self.assertTrue(expected in out,
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"Could not find '%s' in '%s'" % (expected, out))
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self.stop_servers()
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