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|
# coding: utf-8
# -------------------------------------------------------------------------
# Copyright (c) Microsoft Corporation. All rights reserved.
# Licensed under the MIT License. See License.txt in the project root for
# license information.
# --------------------------------------------------------------------------
import unittest
import pytest
from datetime import datetime, timedelta
from azure.core.exceptions import HttpResponseError
from azure.storage.blob import (
BlobServiceClient,
BlobType,
BlobBlock,
CustomerProvidedEncryptionKey,
BlobSasPermissions,
generate_blob_sas
)
from azure.storage.blob import CustomerProvidedEncryptionKey, BlobSasPermissions
from _shared.testcase import StorageTestCase, GlobalStorageAccountPreparer
from devtools_testutils import ResourceGroupPreparer, StorageAccountPreparer
# ------------------------------------------------------------------------------
TEST_ENCRYPTION_KEY = CustomerProvidedEncryptionKey(key_value="MDEyMzQ1NjcwMTIzNDU2NzAxMjM0NTY3MDEyMzQ1Njc=",
key_hash="3QFFFpRA5+XANHqwwbT4yXDmrT/2JaLt/FKHjzhOdoE=")
# ------------------------------------------------------------------------------
class StorageCPKTest(StorageTestCase):
def _setup(self, bsc):
self.config = bsc._config
self.container_name = self.get_resource_name('utcontainer')
# prep some test data so that they can be used in upload tests
self.byte_data = self.get_random_bytes(64 * 1024)
if self.is_live:
bsc.create_container(self.container_name)
def _teardown(self, bsc):
if self.is_live:
try:
bsc.delete_container(self.container_name)
except:
pass
return super(StorageCPKTest, self).tearDown()
# --Helpers-----------------------------------------------------------------
def _get_blob_reference(self):
return self.get_resource_name("cpk")
def _create_block_blob(self, bsc, blob_name=None, data=None, cpk=None, max_concurrency=1):
blob_name = blob_name if blob_name else self._get_blob_reference()
blob_client = bsc.get_blob_client(self.container_name, blob_name)
data = data if data else b''
resp = blob_client.upload_blob(data, cpk=cpk, max_concurrency=max_concurrency)
return blob_client, resp
def _create_append_blob(self, bsc, cpk=None):
blob_name = self._get_blob_reference()
blob = bsc.get_blob_client(
self.container_name,
blob_name)
blob.create_append_blob(cpk=cpk)
return blob
def _create_page_blob(self, bsc, cpk=None):
blob_name = self._get_blob_reference()
blob = bsc.get_blob_client(
self.container_name,
blob_name)
blob.create_page_blob(1024 * 1024, cpk=cpk)
return blob
# -- Test cases for APIs supporting CPK ----------------------------------------------
@GlobalStorageAccountPreparer()
def test_put_block_and_put_block_list(self, resource_group, location, storage_account, storage_account_key):
# Arrange
# test chunking functionality by reducing the size of each chunk,
# otherwise the tests would take too long to execute
bsc = BlobServiceClient(
self.account_url(storage_account, "blob"),
credential=storage_account_key,
connection_data_block_size=1024,
max_single_put_size=1024,
min_large_block_upload_threshold=1024,
max_block_size=1024,
max_page_size=1024)
self._setup(bsc)
blob_client, _ = self._create_block_blob(bsc)
blob_client.stage_block('1', b'AAA', cpk=TEST_ENCRYPTION_KEY)
blob_client.stage_block('2', b'BBB', cpk=TEST_ENCRYPTION_KEY)
blob_client.stage_block('3', b'CCC', cpk=TEST_ENCRYPTION_KEY)
# Act
block_list = [BlobBlock(block_id='1'), BlobBlock(block_id='2'), BlobBlock(block_id='3')]
put_block_list_resp = blob_client.commit_block_list(block_list,
cpk=TEST_ENCRYPTION_KEY)
# Assert
self.assertIsNotNone(put_block_list_resp['etag'])
self.assertIsNotNone(put_block_list_resp['last_modified'])
self.assertTrue(put_block_list_resp['request_server_encrypted'])
self.assertEqual(put_block_list_resp['encryption_key_sha256'], TEST_ENCRYPTION_KEY.key_hash)
# Act get the blob content without cpk should fail
with self.assertRaises(HttpResponseError):
blob_client.download_blob()
# Act get the blob content
blob = blob_client.download_blob(cpk=TEST_ENCRYPTION_KEY)
# Assert content was retrieved with the cpk
self.assertEqual(blob.readall(), b'AAABBBCCC')
self.assertEqual(blob.properties.etag, put_block_list_resp['etag'])
self.assertEqual(blob.properties.last_modified, put_block_list_resp['last_modified'])
self.assertEqual(blob.properties.encryption_key_sha256, TEST_ENCRYPTION_KEY.key_hash)
self._teardown(bsc)
@pytest.mark.live_test_only
@GlobalStorageAccountPreparer()
def test_create_block_blob_with_chunks(self, resource_group, location, storage_account, storage_account_key):
# parallel operation
# test chunking functionality by reducing the size of each chunk,
# otherwise the tests would take too long to execute
bsc = BlobServiceClient(
self.account_url(storage_account, "blob"),
credential=storage_account_key,
connection_data_block_size=1024,
max_single_put_size=1024,
min_large_block_upload_threshold=1024,
max_block_size=1024,
max_page_size=1024)
self._setup(bsc)
# Arrange
# to force the in-memory chunks to be used
self.config.use_byte_buffer = True
# Act
# create_blob_from_bytes forces the in-memory chunks to be used
blob_client, upload_response = self._create_block_blob(bsc, data=self.byte_data, cpk=TEST_ENCRYPTION_KEY,
max_concurrency=2)
# Assert
self.assertIsNotNone(upload_response['etag'])
self.assertIsNotNone(upload_response['last_modified'])
self.assertTrue(upload_response['request_server_encrypted'])
self.assertEqual(upload_response['encryption_key_sha256'], TEST_ENCRYPTION_KEY.key_hash)
# Act get the blob content without cpk should fail
with self.assertRaises(HttpResponseError):
blob_client.download_blob()
# Act get the blob content
blob = blob_client.download_blob(cpk=TEST_ENCRYPTION_KEY)
# Assert content was retrieved with the cpk
self.assertEqual(blob.readall(), self.byte_data)
self.assertEqual(blob.properties.etag, upload_response['etag'])
self.assertEqual(blob.properties.last_modified, upload_response['last_modified'])
self.assertEqual(blob.properties.encryption_key_sha256, TEST_ENCRYPTION_KEY.key_hash)
self._teardown(bsc)
@pytest.mark.live_test_only
@GlobalStorageAccountPreparer()
def test_create_block_blob_with_sub_streams(self, resource_group, location, storage_account, storage_account_key):
# problem with the recording framework can only run live
# test chunking functionality by reducing the size of each chunk,
# otherwise the tests would take too long to execute
bsc = BlobServiceClient(
self.account_url(storage_account, "blob"),
credential=storage_account_key,
connection_data_block_size=1024,
max_single_put_size=1024,
min_large_block_upload_threshold=1024,
max_block_size=1024,
max_page_size=1024)
self._setup(bsc)
# Act
# create_blob_from_bytes forces the in-memory chunks to be used
blob_client, upload_response = self._create_block_blob(bsc, data=self.byte_data, cpk=TEST_ENCRYPTION_KEY,
max_concurrency=2)
# Assert
self.assertIsNotNone(upload_response['etag'])
self.assertIsNotNone(upload_response['last_modified'])
self.assertTrue(upload_response['request_server_encrypted'])
self.assertEqual(upload_response['encryption_key_sha256'], TEST_ENCRYPTION_KEY.key_hash)
# Act get the blob content without cpk should fail
with self.assertRaises(HttpResponseError):
blob_client.download_blob()
# Act get the blob content
blob = blob_client.download_blob(cpk=TEST_ENCRYPTION_KEY)
# Assert content was retrieved with the cpk
self.assertEqual(blob.readall(), self.byte_data)
self.assertEqual(blob.properties.etag, upload_response['etag'])
self.assertEqual(blob.properties.last_modified, upload_response['last_modified'])
self.assertEqual(blob.properties.encryption_key_sha256, TEST_ENCRYPTION_KEY.key_hash)
self._teardown(bsc)
@GlobalStorageAccountPreparer()
def test_create_block_blob_with_single_chunk(self, resource_group, location, storage_account, storage_account_key):
# Act
# test chunking functionality by reducing the size of each chunk,
# otherwise the tests would take too long to execute
bsc = BlobServiceClient(
self.account_url(storage_account, "blob"),
credential=storage_account_key,
connection_data_block_size=1024,
max_single_put_size=1024,
min_large_block_upload_threshold=1024,
max_block_size=1024,
max_page_size=1024)
self._setup(bsc)
data = b'AAABBBCCC'
# create_blob_from_bytes forces the in-memory chunks to be used
blob_client, upload_response = self._create_block_blob(bsc, data=data, cpk=TEST_ENCRYPTION_KEY)
# Assert
self.assertIsNotNone(upload_response['etag'])
self.assertIsNotNone(upload_response['last_modified'])
self.assertTrue(upload_response['request_server_encrypted'])
self.assertEqual(upload_response['encryption_key_sha256'], TEST_ENCRYPTION_KEY.key_hash)
# Act get the blob content without cpk should fail
with self.assertRaises(HttpResponseError):
blob_client.download_blob()
# Act get the blob content
blob = blob_client.download_blob(cpk=TEST_ENCRYPTION_KEY)
# Assert content was retrieved with the cpk
self.assertEqual(blob.readall(), data)
self.assertEqual(blob.properties.etag, upload_response['etag'])
self.assertEqual(blob.properties.last_modified, upload_response['last_modified'])
self.assertEqual(blob.properties.encryption_key_sha256, TEST_ENCRYPTION_KEY.key_hash)
self._teardown(bsc)
@GlobalStorageAccountPreparer()
def test_put_block_from_url_and_commit_with_cpk(self, resource_group, location, storage_account, storage_account_key):
# Arrange
# test chunking functionality by reducing the size of each chunk,
# otherwise the tests would take too long to execute
bsc = BlobServiceClient(
self.account_url(storage_account, "blob"),
credential=storage_account_key,
connection_data_block_size=1024,
max_single_put_size=1024,
min_large_block_upload_threshold=1024,
max_block_size=1024,
max_page_size=1024)
self._setup(bsc)
# create source blob and get source blob url
source_blob_name = self.get_resource_name("sourceblob")
self.config.use_byte_buffer = True # Make sure using chunk upload, then we can record the request
source_blob_client, _ = self._create_block_blob(bsc, blob_name=source_blob_name, data=self.byte_data)
source_blob_sas = generate_blob_sas(
source_blob_client.account_name,
source_blob_client.container_name,
source_blob_client.blob_name,
snapshot=source_blob_client.snapshot,
account_key=source_blob_client.credential.account_key,
permission=BlobSasPermissions(read=True),
expiry=datetime.utcnow() + timedelta(hours=1)
)
source_blob_url = source_blob_client.url + "?" + source_blob_sas
# create destination blob
self.config.use_byte_buffer = False
destination_blob_client, _ = self._create_block_blob(bsc, cpk=TEST_ENCRYPTION_KEY)
# Act part 1: make put block from url calls
destination_blob_client.stage_block_from_url(block_id=1, source_url=source_blob_url,
source_offset=0, source_length=4 * 1024,
cpk=TEST_ENCRYPTION_KEY)
destination_blob_client.stage_block_from_url(block_id=2, source_url=source_blob_url,
source_offset=4 * 1024, source_length=4 * 1024,
cpk=TEST_ENCRYPTION_KEY)
# Assert blocks
committed, uncommitted = destination_blob_client.get_block_list('all')
self.assertEqual(len(uncommitted), 2)
self.assertEqual(len(committed), 0)
# commit the blocks without cpk should fail
block_list = [BlobBlock(block_id='1'), BlobBlock(block_id='2')]
with self.assertRaises(HttpResponseError):
destination_blob_client.commit_block_list(block_list)
# Act commit the blocks with cpk should succeed
put_block_list_resp = destination_blob_client.commit_block_list(block_list,
cpk=TEST_ENCRYPTION_KEY)
# Assert
self.assertIsNotNone(put_block_list_resp['etag'])
self.assertIsNotNone(put_block_list_resp['last_modified'])
self.assertTrue(put_block_list_resp['request_server_encrypted'])
self.assertEqual(put_block_list_resp['encryption_key_sha256'], TEST_ENCRYPTION_KEY.key_hash)
# Act get the blob content
blob = destination_blob_client.download_blob(cpk=TEST_ENCRYPTION_KEY)
# Assert content was retrieved with the cpk
self.assertEqual(blob.readall(), self.byte_data[0: 8 * 1024])
self.assertEqual(blob.properties.etag, put_block_list_resp['etag'])
self.assertEqual(blob.properties.last_modified, put_block_list_resp['last_modified'])
self.assertEqual(blob.properties.encryption_key_sha256, TEST_ENCRYPTION_KEY.key_hash)
self._teardown(bsc)
@GlobalStorageAccountPreparer()
def test_append_block(self, resource_group, location, storage_account, storage_account_key):
# Arrange
# test chunking functionality by reducing the size of each chunk,
# otherwise the tests would take too long to execute
bsc = BlobServiceClient(
self.account_url(storage_account, "blob"),
credential=storage_account_key,
connection_data_block_size=1024,
max_single_put_size=1024,
min_large_block_upload_threshold=1024,
max_block_size=1024,
max_page_size=1024)
self._setup(bsc)
blob_client = self._create_append_blob(bsc, cpk=TEST_ENCRYPTION_KEY)
# Act
for content in [b'AAA', b'BBB', b'CCC']:
append_blob_prop = blob_client.append_block(content, cpk=TEST_ENCRYPTION_KEY)
# Assert
self.assertIsNotNone(append_blob_prop['etag'])
self.assertIsNotNone(append_blob_prop['last_modified'])
self.assertTrue(append_blob_prop['request_server_encrypted'])
self.assertEqual(append_blob_prop['encryption_key_sha256'], TEST_ENCRYPTION_KEY.key_hash)
# Act get the blob content without cpk should fail
with self.assertRaises(HttpResponseError):
blob_client.download_blob()
# Act get the blob content
blob = blob_client.download_blob(cpk=TEST_ENCRYPTION_KEY)
# Assert content was retrieved with the cpk
self.assertEqual(blob.readall(), b'AAABBBCCC')
self.assertEqual(blob.properties.encryption_key_sha256, TEST_ENCRYPTION_KEY.key_hash)
@GlobalStorageAccountPreparer()
def test_append_block_from_url(self, resource_group, location, storage_account, storage_account_key):
# Arrange
# test chunking functionality by reducing the size of each chunk,
# otherwise the tests would take too long to execute
bsc = BlobServiceClient(
self.account_url(storage_account, "blob"),
credential=storage_account_key,
connection_data_block_size=1024,
max_single_put_size=1024,
min_large_block_upload_threshold=1024,
max_block_size=1024,
max_page_size=1024)
self._setup(bsc)
source_blob_name = self.get_resource_name("sourceblob")
self.config.use_byte_buffer = True # chunk upload
source_blob_client, _ = self._create_block_blob(bsc, blob_name=source_blob_name, data=self.byte_data)
source_blob_sas = generate_blob_sas(
source_blob_client.account_name,
source_blob_client.container_name,
source_blob_client.blob_name,
snapshot=source_blob_client.snapshot,
account_key=source_blob_client.credential.account_key,
permission=BlobSasPermissions(read=True),
expiry=datetime.utcnow() + timedelta(hours=1)
)
source_blob_url = source_blob_client.url + "?" + source_blob_sas
self.config.use_byte_buffer = False
destination_blob_client = self._create_append_blob(bsc, cpk=TEST_ENCRYPTION_KEY)
# Act
append_blob_prop = destination_blob_client.append_block_from_url(source_blob_url,
source_offset=0,
source_length=4 * 1024,
cpk=TEST_ENCRYPTION_KEY)
# Assert
self.assertIsNotNone(append_blob_prop['etag'])
self.assertIsNotNone(append_blob_prop['last_modified'])
# TODO: verify that the swagger is correct, header wasn't added for the response
# self.assertTrue(append_blob_prop['request_server_encrypted'])
self.assertEqual(append_blob_prop['encryption_key_sha256'], TEST_ENCRYPTION_KEY.key_hash)
# Act get the blob content without cpk should fail
with self.assertRaises(HttpResponseError):
destination_blob_client.download_blob()
# Act get the blob content
blob = destination_blob_client.download_blob(cpk=TEST_ENCRYPTION_KEY)
# Assert content was retrieved with the cpk
self.assertEqual(blob.readall(), self.byte_data[0: 4 * 1024])
self.assertEqual(blob.properties.encryption_key_sha256, TEST_ENCRYPTION_KEY.key_hash)
self._teardown(bsc)
@GlobalStorageAccountPreparer()
def test_create_append_blob_with_chunks(self, resource_group, location, storage_account, storage_account_key):
# Arrange
# test chunking functionality by reducing the size of each chunk,
# otherwise the tests would take too long to execute
bsc = BlobServiceClient(
self.account_url(storage_account, "blob"),
credential=storage_account_key,
connection_data_block_size=1024,
max_single_put_size=1024,
min_large_block_upload_threshold=1024,
max_block_size=1024,
max_page_size=1024)
self._setup(bsc)
blob_client = self._create_append_blob(bsc, cpk=TEST_ENCRYPTION_KEY)
# Act
append_blob_prop = blob_client.upload_blob(self.byte_data,
blob_type=BlobType.AppendBlob, cpk=TEST_ENCRYPTION_KEY)
# Assert
self.assertIsNotNone(append_blob_prop['etag'])
self.assertIsNotNone(append_blob_prop['last_modified'])
self.assertTrue(append_blob_prop['request_server_encrypted'])
self.assertEqual(append_blob_prop['encryption_key_sha256'], TEST_ENCRYPTION_KEY.key_hash)
# Act get the blob content without cpk should fail
with self.assertRaises(HttpResponseError):
blob_client.download_blob()
# Act get the blob content
blob = blob_client.download_blob(cpk=TEST_ENCRYPTION_KEY)
# Assert content was retrieved with the cpk
self.assertEqual(blob.readall(), self.byte_data)
self.assertEqual(blob.properties.encryption_key_sha256, TEST_ENCRYPTION_KEY.key_hash)
self._teardown(bsc)
@GlobalStorageAccountPreparer()
def test_update_page(self, resource_group, location, storage_account, storage_account_key):
# Arrange
# test chunking functionality by reducing the size of each chunk,
# otherwise the tests would take too long to execute
bsc = BlobServiceClient(
self.account_url(storage_account, "blob"),
credential=storage_account_key,
connection_data_block_size=1024,
max_single_put_size=1024,
min_large_block_upload_threshold=1024,
max_block_size=1024,
max_page_size=1024)
self._setup(bsc)
blob_client = self._create_page_blob(bsc, cpk=TEST_ENCRYPTION_KEY)
# Act
page_blob_prop = blob_client.upload_page(self.byte_data,
offset=0,
length=len(self.byte_data),
cpk=TEST_ENCRYPTION_KEY)
# Assert
self.assertIsNotNone(page_blob_prop['etag'])
self.assertIsNotNone(page_blob_prop['last_modified'])
self.assertTrue(page_blob_prop['request_server_encrypted'])
self.assertEqual(page_blob_prop['encryption_key_sha256'], TEST_ENCRYPTION_KEY.key_hash)
# Act get the blob content without cpk should fail
with self.assertRaises(HttpResponseError):
blob_client.download_blob()
# Act get the blob content
blob = blob_client.download_blob(offset=0,
length=len(self.byte_data),
cpk=TEST_ENCRYPTION_KEY, )
# Assert content was retrieved with the cpk
self.assertEqual(blob.readall(), self.byte_data)
self.assertEqual(blob.properties.encryption_key_sha256, TEST_ENCRYPTION_KEY.key_hash)
self._teardown(bsc)
@GlobalStorageAccountPreparer()
def test_update_page_from_url(self, resource_group, location, storage_account, storage_account_key):
# Arrange
# test chunking functionality by reducing the size of each chunk,
# otherwise the tests would take too long to execute
bsc = BlobServiceClient(
self.account_url(storage_account, "blob"),
credential=storage_account_key,
connection_data_block_size=1024,
max_single_put_size=1024,
min_large_block_upload_threshold=1024,
max_block_size=1024,
max_page_size=1024)
self._setup(bsc)
source_blob_name = self.get_resource_name("sourceblob")
self.config.use_byte_buffer = True # Make sure using chunk upload, then we can record the request
source_blob_client, _ = self._create_block_blob(bsc, blob_name=source_blob_name, data=self.byte_data)
source_blob_sas = generate_blob_sas(
source_blob_client.account_name,
source_blob_client.container_name,
source_blob_client.blob_name,
snapshot=source_blob_client.snapshot,
account_key=source_blob_client.credential.account_key,
permission=BlobSasPermissions(read=True),
expiry=datetime.utcnow() + timedelta(hours=1)
)
source_blob_url = source_blob_client.url + "?" + source_blob_sas
self.config.use_byte_buffer = False
blob_client = self._create_page_blob(bsc, cpk=TEST_ENCRYPTION_KEY)
# Act
page_blob_prop = blob_client.upload_pages_from_url(source_blob_url,
offset=0,
length=len(self.byte_data),
source_offset=0,
cpk=TEST_ENCRYPTION_KEY)
# Assert
self.assertIsNotNone(page_blob_prop['etag'])
self.assertIsNotNone(page_blob_prop['last_modified'])
self.assertTrue(page_blob_prop['request_server_encrypted'])
# TODO: FIX SWAGGER
# self.assertEqual(page_blob_prop['encryption_key_sha256'], TEST_ENCRYPTION_KEY.key_hash)
# Act get the blob content without cpk should fail
with self.assertRaises(HttpResponseError):
blob_client.download_blob()
# Act get the blob content
blob = blob_client.download_blob(offset=0,
length=len(self.byte_data),
cpk=TEST_ENCRYPTION_KEY, )
# Assert content was retrieved with the cpk
self.assertEqual(blob.readall(), self.byte_data)
self.assertEqual(blob.properties.encryption_key_sha256, TEST_ENCRYPTION_KEY.key_hash)
self._teardown(bsc)
@pytest.mark.live_test_only
@GlobalStorageAccountPreparer()
def test_create_page_blob_with_chunks(self, resource_group, location, storage_account, storage_account_key):
# Act
# test chunking functionality by reducing the size of each chunk,
# otherwise the tests would take too long to execute
bsc = BlobServiceClient(
self.account_url(storage_account, "blob"),
credential=storage_account_key,
connection_data_block_size=1024,
max_single_put_size=1024,
min_large_block_upload_threshold=1024,
max_block_size=1024,
max_page_size=1024)
self._setup(bsc)
blob_client = bsc.get_blob_client(self.container_name, self._get_blob_reference())
page_blob_prop = blob_client.upload_blob(self.byte_data,
blob_type=BlobType.PageBlob,
max_concurrency=2,
cpk=TEST_ENCRYPTION_KEY)
# Assert
self.assertIsNotNone(page_blob_prop['etag'])
self.assertIsNotNone(page_blob_prop['last_modified'])
self.assertTrue(page_blob_prop['request_server_encrypted'])
self.assertEqual(page_blob_prop['encryption_key_sha256'], TEST_ENCRYPTION_KEY.key_hash)
# Act get the blob content without cpk should fail
with self.assertRaises(HttpResponseError):
blob_client.download_blob()
# Act get the blob content
blob = blob_client.download_blob(cpk=TEST_ENCRYPTION_KEY)
# Assert content was retrieved with the cpk
self.assertEqual(blob.readall(), self.byte_data)
self.assertEqual(blob.properties.encryption_key_sha256, TEST_ENCRYPTION_KEY.key_hash)
self._teardown(bsc)
# TODO: verify why clear page works without providing cpk
# @record
# def test_clear_page(self):
# # Arrange
# blob_client = bsc.get_blob_client(self.container_name, self._get_blob_reference())
# data = self.get_random_bytes(1024)
# blob_client.upload_blob(data, blob_type=BlobType.PageBlob, cpk=TEST_ENCRYPTION_KEY)
#
# # Act
# blob = blob_client.download_blob(cpk=TEST_ENCRYPTION_KEY)
# self.assertEqual(blob.readall(), data)
#
# # with self.assertRaises(HttpResponseError):
# # blob_client.clear_page(0, 511)
#
# resp = blob_client.clear_page(0, 511, cpk=TEST_ENCRYPTION_KEY)
# blob = blob_client.download_blob(0, 511, cpk=TEST_ENCRYPTION_KEY)
#
# # Assert
# self.assertIsNotNone(resp.get('etag'))
# self.assertIsNotNone(resp.get('last_modified'))
# self.assertIsNotNone(resp.get('blob_sequence_number'))
# self.assertEqual(blob.readall(), b'\x00' * 512)
#
# blob = blob_client.download_blob(512, 1023, cpk=TEST_ENCRYPTION_KEY)
# self.assertEqual(blob.readall(), data[512:])
@GlobalStorageAccountPreparer()
def test_get_set_blob_metadata(self, resource_group, location, storage_account, storage_account_key):
# Arrange
# test chunking functionality by reducing the size of each chunk,
# otherwise the tests would take too long to execute
bsc = BlobServiceClient(
self.account_url(storage_account, "blob"),
credential=storage_account_key,
connection_data_block_size=1024,
max_single_put_size=1024,
min_large_block_upload_threshold=1024,
max_block_size=1024,
max_page_size=1024)
self._setup(bsc)
blob_client, _ = self._create_block_blob(bsc, data=b'AAABBBCCC', cpk=TEST_ENCRYPTION_KEY)
# Act without the encryption key should fail
with self.assertRaises(HttpResponseError):
blob_client.get_blob_properties()
# Act
blob_props = blob_client.get_blob_properties(cpk=TEST_ENCRYPTION_KEY)
# Assert
self.assertTrue(blob_props.server_encrypted)
self.assertEqual(blob_props.encryption_key_sha256, TEST_ENCRYPTION_KEY.key_hash)
# Act set blob properties
metadata = {'hello': 'world', 'number': '42', 'up': 'upval'}
with self.assertRaises(HttpResponseError):
blob_client.set_blob_metadata(
metadata=metadata,
)
blob_client.set_blob_metadata(metadata=metadata, cpk=TEST_ENCRYPTION_KEY)
# Assert
blob_props = blob_client.get_blob_properties(cpk=TEST_ENCRYPTION_KEY)
md = blob_props.metadata
self.assertEqual(3, len(md))
self.assertEqual(md['hello'], 'world')
self.assertEqual(md['number'], '42')
self.assertEqual(md['up'], 'upval')
self.assertFalse('Up' in md)
self._teardown(bsc)
@GlobalStorageAccountPreparer()
def test_snapshot_blob(self, resource_group, location, storage_account, storage_account_key):
# Arrange
# test chunking functionality by reducing the size of each chunk,
# otherwise the tests would take too long to execute
bsc = BlobServiceClient(
self.account_url(storage_account, "blob"),
credential=storage_account_key,
connection_data_block_size=1024,
max_single_put_size=1024,
min_large_block_upload_threshold=1024,
max_block_size=1024,
max_page_size=1024)
self._setup(bsc)
blob_client, _ = self._create_block_blob(bsc, data=b'AAABBBCCC', cpk=TEST_ENCRYPTION_KEY)
# Act without cpk should not work
with self.assertRaises(HttpResponseError):
blob_client.create_snapshot()
# Act with cpk should work
blob_snapshot = blob_client.create_snapshot(cpk=TEST_ENCRYPTION_KEY)
# Assert
self.assertIsNotNone(blob_snapshot)
self._teardown(bsc)
# ------------------------------------------------------------------------------
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