def test_add(self):
"""Test that we can add an image via the s3 backend"""
expected_image_id = 42
expected_s3_size = FIVE_KB
expected_s3_contents = "*" * expected_s3_size
expected_checksum = hashlib.md5(expected_s3_contents).hexdigest()
expected_location = format_s3_location(
S3_OPTIONS['s3_store_access_key'],
S3_OPTIONS['s3_store_secret_key'],
S3_OPTIONS['s3_store_host'],
S3_OPTIONS['s3_store_bucket'],
expected_image_id)
image_s3 = StringIO.StringIO(expected_s3_contents)
location, size, checksum = S3Backend.add(42, image_s3, S3_OPTIONS)
self.assertEquals(expected_location, location)
self.assertEquals(expected_s3_size, size)
self.assertEquals(expected_checksum, checksum)
loc = get_location_from_uri(expected_location)
new_image_s3 = S3Backend.get(loc)
new_image_contents = StringIO.StringIO()
for chunk in new_image_s3:
new_image_contents.write(chunk)
new_image_s3_size = new_image_contents.len
self.assertEquals(expected_s3_contents, new_image_contents.getvalue())
self.assertEquals(expected_s3_size, new_image_s3_size)
def test_delete(self):
"""
Test we can delete an existing image in the s3 store
"""
loc = get_location_from_uri(
"s3://user:key@auth_address/glance/2")
S3Backend.delete(loc)
self.assertRaises(exception.NotFound,
S3Backend.get,
loc)
def test_add_host_variations(self):
"""
Test that having http(s):// in the s3serviceurl in config
options works as expected.
"""
variations = ['http://localhost:80',
'http://localhost',
'http://localhost/v1',
'http://localhost/v1/',
'https://localhost',
'https://localhost:8080',
'https://localhost/v1',
'https://localhost/v1/',
'localhost',
'localhost:8080/v1']
i = 42
for variation in variations:
expected_image_id = i
expected_s3_size = FIVE_KB
expected_s3_contents = "*" * expected_s3_size
expected_checksum = \
hashlib.md5(expected_s3_contents).hexdigest()
new_options = S3_OPTIONS.copy()
new_options['s3_store_host'] = variation
expected_location = format_s3_location(
new_options['s3_store_access_key'],
new_options['s3_store_secret_key'],
new_options['s3_store_host'],
new_options['s3_store_bucket'],
expected_image_id)
image_s3 = StringIO.StringIO(expected_s3_contents)
location, size, checksum = S3Backend.add(i, image_s3,
new_options)
self.assertEquals(expected_location, location)
self.assertEquals(expected_s3_size, size)
self.assertEquals(expected_checksum, checksum)
loc = get_location_from_uri(expected_location)
new_image_s3 = S3Backend.get(loc)
new_image_contents = new_image_s3.getvalue()
new_image_s3_size = new_image_s3.len
self.assertEquals(expected_s3_contents, new_image_contents)
self.assertEquals(expected_s3_size, new_image_s3_size)
i = i + 1
def test_get(self):
"""Test a "normal" retrieval of an image in chunks"""
loc = get_location_from_uri(
"s3://user:key@auth_address/glance/2")
image_s3 = S3Backend.get(loc)
expected_data = "*" * FIVE_KB
data = ""
for chunk in image_s3:
data += chunk
self.assertEqual(expected_data, data)
