def ddtest_create_bootable_volume_from_last_of_3_snapshots_of_a_server(
self,
image,
flavor,
volume_type=BlockstorageDatasets.default_volume_type_model()):
self.create_bootable_volume_from_third_snapshot_of_server_test(
image, flavor, volume_type)
def ddtest_verify_data_on_custom_snapshot_after_copy_to_volume(
self, image, flavor,
volume_type=BlockstorageDatasets.default_volume_type_model()):
"""This test currently only works for Linux images"""
# Create a server
original_server = self.new_server(
name=self.random_server_name(), image=image.id, flavor=flavor.id,
add_cleanup=False)
# Connect to server
original_server_connection = self.connect_to_instance(
original_server)
# Write data to the root disk
file_name = random_string("original_data")
file_content = "a" * 1024
self.create_remote_file(
original_server_connection, '/', file_name, file_content)
original_server_connection.filesystem_sync()
# Get hash of remote file
original_hash = self.get_remote_file_md5_hash(
original_server_connection, '/', file_name)
# Create a snapshot of the server
server_snapshot = self.make_server_snapshot(original_server)
# Create a bootable volume from the server snapshot
bootable_volume = self.create_volume_from_image_test(
volume_type, server_snapshot)
# Create block device mapping
bdm = self.compute.servers.behaviors.create_block_device_mapping_v1(
bootable_volume.id_, True, 'vda', bootable_volume.size,
volume_type.id_)
# Boot a server from the volume
new_bfv_server = self.servers.behaviors.create_active_server(
name=self.random_server_name(), flavor_ref=flavor.id,
block_device_mapping=bdm).entity
assert new_bfv_server is not None, (
"Unable to build a server from volume '{volume}' and flavor "
"'{flavor}' with block device mapping: {bdm}".format(
volume=bootable_volume.id_, flavor=flavor.id, bdm=bdm))
# Setup remote instance client
new_bfv_server_conn = self.connect_to_instance(
new_bfv_server, os_type='linux')
# Get hash of remote file
restored_hash = self.get_remote_file_md5_hash(
new_bfv_server_conn, '/', file_name)
assert original_hash == restored_hash, (
'Restored data hash "{0}" did not match original data hash "{1}"'
.format(restored_hash, original_hash))
def ddtest_verify_data_on_custom_snapshot_after_copy_to_volume(
self, image, flavor,
volume_type=BlockstorageDatasets.default_volume_type_model()):
"""This test currently only works for Linux images"""
# Create a server
original_server = self.new_server(
name=self.random_server_name(), image=image.id, flavor=flavor.id,
add_cleanup=False)
# Connect to server
original_server_connection = self.connect_to_instance(
original_server)
# Write data to the root disk
file_name = random_string("original_data")
file_content = "a" * 1024
self.create_remote_file(
original_server_connection, '/', file_name, file_content)
original_server_connection.filesystem_sync()
# Get hash of remote file
original_hash = self.get_remote_file_md5_hash(
original_server_connection, '/', file_name)
# Create a snapshot of the server
server_snapshot = self.make_server_snapshot(original_server)
# Create a bootable volume from the server snapshot
bootable_volume = self.create_volume_from_image_test(
volume_type, server_snapshot)
# Create block device mapping
bdm = self.compute.servers.behaviors.create_block_device_mapping_v1(
bootable_volume.id_, True, 'vda', bootable_volume.size,
volume_type.id_)
# Boot a server from the volume
new_bfv_server = self.servers.behaviors.create_active_server(
name=self.random_server_name(), flavor_ref=flavor.id,
block_device_mapping=bdm).entity
assert new_bfv_server is not None, (
"Unable to build a server from volume '{volume}' and flavor "
"'{flavor}' with block device mapping: {bdm}".format(
volume=bootable_volume.id_, flavor=flavor.id, bdm=bdm))
# Setup remote instance client
new_bfv_server_conn = self.connect_to_instance(
new_bfv_server, os_type='linux')
# Get hash of remote file
restored_hash = self.get_remote_file_md5_hash(
new_bfv_server_conn, '/', file_name)
assert original_hash == restored_hash, (
'Restored data hash "{0}" did not match original data hash "{1}"'
.format(restored_hash, original_hash))
def ddtest_create_bootable_volume_from_last_of_3_snapshots_of_a_server(
self, image, flavor,
volume_type=BlockstorageDatasets.default_volume_type_model()):
self.create_bootable_volume_from_third_snapshot_of_server_test(
image, flavor, volume_type)
