def _mark_unused_image(self, image_scanner, image_id, image_dir,
unused_images):
vmdk_filepath = os.path.join(image_dir, vmdk_add_suffix(image_id))
# If a file of the format: <image-id>.vmdk does not exists, we assume this is
# the result of a partial image copy, it should be deleted, log a message
# and continue
if not os.path.isfile(vmdk_filepath):
self._logger.info("No vmdk file found in image directory: %s",
image_dir)
return
# If there is not already a marker file, create the file
marker_pathname = os.path.join(
image_dir, self._image_manager.UNUSED_IMAGE_MARKER_FILE_NAME)
if not os.path.isfile(marker_pathname):
# Write the content of _start_time to the marker file, any change occurred to
# the image after _start_time, invalidates the image as a candidate for removal
try:
self._write_marker_file(marker_pathname,
image_scanner.start_time_str)
except Exception as ex:
self._logger.warning("Failed to write maker file: %s, %s" %
(marker_pathname, ex))
self._logger.info("Found unused image: %s" % image_id)
unused_images[image_id] = image_dir
def _disk_matcher(self, disk_id):
# On VMFS, device.backing.fileName is in the form of: '[ds_name] disk_[disk_id]/[disk_id].vmdk'
# On VSAN, top-level folder is symlink to its internal object id, so the fileName field becomes
# '[ds_name] [vsan object id]/[disk_id].vmdk'.
# Since disk_id is unique, we only need to match [disk_id].vmdk.
path = vmdk_add_suffix(disk_id)
return lambda device: device.backing.fileName.endswith(path)
def _disk_matcher(self, disk_id):
# On VMFS, device.backing.fileName is in the form of: '[ds_name] disk_[disk_id]/[disk_id].vmdk'
# On VSAN, top-level folder is symlink to its internal object id, so the fileName field becomes
# '[ds_name] [vsan object id]/[disk_id].vmdk'.
# Since disk_id is unique, we only need to match [disk_id].vmdk.
path = vmdk_add_suffix(disk_id)
return lambda device: device.backing.fileName.endswith(path)
def detach_disk(self, cfg_info, disk_id):
disks = self._get_devices_by_type(cfg_info, vim.vm.device.VirtualDisk)
disk_vmdk = vmdk_add_suffix(disk_id)
disk_to_detach = None
for disk in disks:
if disk.backing.fileName.endswith(disk_vmdk):
disk_to_detach = disk
if disk_to_detach is None:
raise DeviceNotFoundException()
self._remove_device(disk_to_detach)
def detach_disk(self, cfg_info, disk_id):
disks = self._get_devices_by_type(cfg_info, vim.vm.device.VirtualDisk)
disk_vmdk = vmdk_add_suffix(disk_id)
disk_to_detach = None
for disk in disks:
if disk.backing.fileName.endswith(disk_vmdk):
disk_to_detach = disk
if disk_to_detach is None:
raise DeviceNotFoundException()
self._remove_device(disk_to_detach)
def send_image_to_host(self, source_image_id, source_datastore,
destination_image_id, destination_datastore,
destination_host, destination_port):
self._logger.info("transfer_image: connecting to remote agent")
if self._auth_enabled:
remote_agent_client = DirectClient("Host", Host.Client, destination_host, destination_port, 60,
certfile=SSL_CERT_FILE, keyfile=SSL_KEY_FILE, capath=CA_PATH,
ciphers=SSL_CIPHERS, validate=True)
else:
remote_agent_client = DirectClient("Host", Host.Client, destination_host, destination_port, 60,
validate=False)
remote_agent_client.connect()
self._logger.info("transfer_image: getting ticket")
nfc_ticket = self._get_nfc_ticket(remote_agent_client, destination_datastore)
self._logger.info("transfer_image: creating remote image")
if destination_image_id is None:
destination_image_id = source_image_id
upload_folder = self._create_remote_image(remote_agent_client, destination_image_id, destination_datastore)
try:
source_file_path = datastore_path(source_datastore,
compond_path_join(IMAGE_FOLDER_NAME_PREFIX, source_image_id),
vmdk_add_suffix(source_image_id))
destination_file_path = os.path.join(upload_folder, vmdk_add_suffix(destination_image_id))
self._logger.info("transfer_image: nfc copy image %s => (%s)%s, sslThumbprint=%s, ticket=%s",
source_file_path, destination_host, destination_file_path,
nfc_ticket.ssl_thumbprint, nfc_ticket.session_id)
self._host_client.nfc_copy(source_file_path, destination_host, destination_file_path,
nfc_ticket.ssl_thumbprint, nfc_ticket.session_id)
self._logger.info("transfer_image: finalizing remote image")
self._finalize_remote_image(remote_agent_client, destination_image_id, destination_datastore, upload_folder)
except:
self._logger.info("transfer_image: cleaning up failed transfer")
self._cleanup_remote_image(remote_agent_client, destination_datastore, upload_folder)
raise
def _mark_unused_image(self, image_scanner, image_id, image_dir, unused_images):
vmdk_filepath = os.path.join(image_dir, vmdk_add_suffix(image_id))
# If a file of the format: <image-id>.vmdk does not exists, we assume this is
# the result of a partial image copy, it should be deleted, log a message
# and continue
if not os.path.isfile(vmdk_filepath):
self._logger.info("No vmdk file found in image directory: %s", image_dir)
return
# If there is not already a marker file, create the file
marker_pathname = os.path.join(image_dir, self._image_manager.UNUSED_IMAGE_MARKER_FILE_NAME)
if not os.path.isfile(marker_pathname):
# Write the content of _start_time to the marker file, any change occurred to
# the image after _start_time, invalidates the image as a candidate for removal
try:
self._write_marker_file(marker_pathname, image_scanner.start_time_str)
except Exception as ex:
self._logger.warning("Failed to write maker file: %s, %s" % (marker_pathname, ex))
self._logger.info("Found unused image: %s" % image_id)
unused_images[image_id] = image_dir
def send_image_to_host(self, source_image_id, source_datastore,
destination_image_id, destination_datastore,
destination_host, destination_port):
self._logger.info("transfer_image: connecting to remote agent")
if self._auth_enabled:
remote_agent_client = DirectClient("Host",
Host.Client,
destination_host,
destination_port,
60,
certfile=SSL_CERT_FILE,
keyfile=SSL_KEY_FILE,
capath=CA_PATH,
ciphers=SSL_CIPHERS,
validate=True)
else:
remote_agent_client = DirectClient("Host",
Host.Client,
destination_host,
destination_port,
60,
validate=False)
remote_agent_client.connect()
self._logger.info("transfer_image: getting ticket")
nfc_ticket = self._get_nfc_ticket(remote_agent_client,
destination_datastore)
self._logger.info("transfer_image: creating remote image")
if destination_image_id is None:
destination_image_id = source_image_id
upload_folder = self._create_remote_image(remote_agent_client,
destination_image_id,
destination_datastore)
try:
source_file_path = datastore_path(
source_datastore,
compond_path_join(IMAGE_FOLDER_NAME_PREFIX, source_image_id),
vmdk_add_suffix(source_image_id))
destination_file_path = os.path.join(
upload_folder, vmdk_add_suffix(destination_image_id))
self._logger.info(
"transfer_image: nfc copy image %s => (%s)%s, sslThumbprint=%s, ticket=%s",
source_file_path, destination_host, destination_file_path,
nfc_ticket.ssl_thumbprint, nfc_ticket.session_id)
self._host_client.nfc_copy(source_file_path, destination_host,
destination_file_path,
nfc_ticket.ssl_thumbprint,
nfc_ticket.session_id)
self._logger.info("transfer_image: finalizing remote image")
self._finalize_remote_image(remote_agent_client,
destination_image_id,
destination_datastore, upload_folder)
except:
self._logger.info("transfer_image: cleaning up failed transfer")
self._cleanup_remote_image(remote_agent_client,
destination_datastore, upload_folder)
raise
